]> git.wh0rd.org - tt-rss.git/blobdiff - backend.php
move update daemon code to common function, reorganize backend.php (patch from landure)
[tt-rss.git] / backend.php
index 0d66052e81b7c990982e50dd1c5b77b6fbffb96a..ce2e73d85ea8ee02522779a535640fed73effeda 100644 (file)
@@ -1,11 +1,18 @@
 <?php
+       error_reporting(E_ERROR | E_WARNING | E_PARSE);
+
+       /* remove ill effects of magic quotes */
+
+       if (get_magic_quotes_gpc()) {
+               $_GET = array_map('stripslashes', $_GET);
+               $_POST = array_map('stripslashes', $_POST);
+               $_REQUEST = array_map('stripslashes', $_REQUEST);
+               $_COOKIE = array_map('stripslashes', $_COOKIE);
+       }
+
        require_once "sessions.php";
-       require_once "backend-rpc.php";
-       
-       header("Cache-Control: no-cache, must-revalidate");
-       header("Pragma: no-cache");
-       header("Expires: -1");
-       
+       require_once "modules/backend-rpc.php";
+
 /*     if ($_GET["debug"]) {
                define('DEFAULT_ERROR_LEVEL', E_ALL);
        } else {
        
        error_reporting(DEFAULT_ERROR_LEVEL); */
 
-       $op = $_REQUEST["op"];
-
-       define('SCHEMA_VERSION', 10);
-
        require_once "sanity_check.php";
        require_once "config.php";
        
        require_once "db-prefs.php";
        require_once "functions.php";
 
-       $err_msg = check_configuration_variables();
+       no_cache_incantation();
 
-       $print_exec_time = true;
+       if (ENABLE_TRANSLATIONS == true) { 
+               startup_gettext();
+       }
 
-       if ($err_msg) {
-               header("Content-Type: application/xml");
-               print_error_xml(9, $err_msg); die;
+       $script_started = getmicrotime();
+
+       $link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME); 
+
+       if (!$link) {
+               if (DB_TYPE == "mysql") {
+                       print mysql_error();
+               }
+               // PG seems to display its own errors just fine by default.             
+               return;
+       }
+
+       if (DB_TYPE == "pgsql") {
+               pg_query("set client_encoding = 'UTF-8'");
+               pg_set_client_encoding("UNICODE");
+       } else {
+               if (defined('MYSQL_CHARSET') && MYSQL_CHARSET) {
+                       db_query($link, "SET NAMES " . MYSQL_CHARSET);
+//                     db_query($link, "SET CHARACTER SET " . MYSQL_CHARSET);
+               }
        }
 
-       if ((!$op || $op == "rpc" || $op == "rss" || $op == "digestSend" ||
+       $op = $_REQUEST["op"];
+
+       $print_exec_time = false;
+
+       if ((!$op || $op == "rpc" || $op == "rss" || $op == "view" || 
+                       $op == "digestSend" || $op == "viewfeed" || $op == "publish" ||
                        $op == "globalUpdateFeeds") && !$_REQUEST["noxml"]) {
-               header("Content-Type: application/xml");
+               header("Content-Type: application/xml; charset=utf-8");
+               } else {
+               if (!$_REQUEST["noxml"]) {
+                       header("Content-Type: text/html; charset=utf-8");
+               } else {
+                       header("Content-Type: text/plain; charset=utf-8");
+               }
        }
 
        if (!$op) {
                header("Content-Type: application/xml");
                print_error_xml(7); exit;
        }
+       
+       if (!($_SESSION["uid"] && validate_session($link)) && $op != "globalUpdateFeeds" 
+                       && $op != "rss" && $op != "getUnread" && $op != "publish") {
 
-       if (!$_SESSION["uid"] && $op != "globalUpdateFeeds" && $op != "rss" && $op != "getUnread") {
-
-               if ($op == "rpc") {
+               if ($op == "rpc" || $op == "viewfeed" || $op == "view") {
                        print_error_xml(6); die;
                } else {
                        print "
@@ -54,9 +88,9 @@
                                <p>Error: Not logged in.</p>
                                <script type=\"text/javascript\">
                                        if (parent.window != 'undefined') {
-                                               parent.window.location = \"login.php\";         
+                                               parent.window.location = \"tt-rss.php\";                
                                        } else {
-                                               window.location = \"login.php\";
+                                               window.location = \"tt-rss.php\";
                                        }
                                </script>
                        </body></html>
        }
 
        $purge_intervals = array(
-               0  => "Use default",
-               -1 => "Never purge",
-               5  => "1 week old",
-               14 => "2 weeks old",
-               31 => "1 month old",
-               60 => "2 months old",
-               90 => "3 months old");
+               0  => __("Use default"),
+               -1 => __("Never purge"),
+               5  => __("1 week old"),
+               14 => __("2 weeks old"),
+               31 => __("1 month old"),
+               60 => __("2 months old"),
+               90 => __("3 months old"));
 
        $update_intervals = array(
-               0   => "Use default",
-               -1  => "Disable updates",
-               30  => "Each 30 minutes",
-               60  => "Hourly",
-               240 => "Each 4 hours",
-               720 => "Each 12 hours",
-               1440 => "Daily",
-               10080 => "Weekly");
-
-       $access_level_names = array(
-               0 => "User", 
-               10 => "Administrator");
-
-       $script_started = getmicrotime();
-
-       $link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME); 
-
-       if (!$link) {
-               if (DB_TYPE == "mysql") {
-                       print mysql_error();
-               }
-               // PG seems to display its own errors just fine by default.             
-               return;
-       }
-
-       if (DB_TYPE == "pgsql") {
-               pg_query("set client_encoding = 'utf-8'");
-       }
-
-       if ($_SESSION["uid"]) {
-
-//             setcookie('ttrss_vf_refresh', FEEDS_FRAME_REFRESH);
-//             setcookie('ttrss_vf_daemon', ENABLE_UPDATE_DAEMON);
-
-/*             if (get_pref($link, "ON_CATCHUP_SHOW_NEXT_FEED")) {             
-                       setcookie('ttrss_vf_catchupnext', 1);
-               } else {
-                       setcookie('ttrss_vf_catchupnext', 0);
-               } */
+               0   => __("Use default"),
+               -1  => __("Disable updates"),
+               15  => __("Each 15 minutes"),
+               30  => __("Each 30 minutes"),
+               60  => __("Hourly"),
+               240 => __("Each 4 hours"),
+               720 => __("Each 12 hours"),
+               1440 => __("Daily"),
+               10080 => __("Weekly"));
+
+       $update_methods = array(
+               0   => __("Use default"),
+               1   => __("Magpie"),
+               2   => __("SimplePie"));
+
+       if (ENABLE_SIMPLEPIE) {
+               $update_methods[0] .= ' (SimplePie)';
+       } else {
+               $update_methods[0] .= ' (Magpie)';
        }
 
-       $fetch = $_GET["fetch"];
-
-//     setcookie("ttrss_icons_url", ICONS_URL);
+       $access_level_names = array(
+               0 => __("User"), 
+               10 => __("Administrator"));
+
+       require_once "modules/pref-prefs.php";
+       require_once "modules/popup-dialog.php";
+       require_once "modules/help.php";
+       require_once "modules/pref-feeds.php";
+       require_once "modules/pref-filters.php";
+       require_once "modules/pref-labels.php";
+       require_once "modules/pref-users.php";
+       require_once "modules/pref-feed-browser.php"; 
 
        if (!sanity_check($link)) { return; }
 
-       function outputFeedList($link, $tags = false) {
-
-               print "<ul class=\"feedList\" id=\"feedList\">\n";
-
-               $owner_uid = $_SESSION["uid"];
-
-               if (!$tags) {
-
-                       /* virtual feeds */
+       switch($op) { // Select action according to $op value.
+               case "rpc":
+                       // Handle remote procedure calls.
+                       handle_rpc_request($link);
+               break; // rpc
 
-                       if (get_pref($link, 'ENABLE_FEED_CATS')) {
-                               print "<li class=\"feedCat\">Special</li>";
-                               print "<li id=\"feedCatHolder\"><ul class=\"feedCatList\">";
-                       }
-
-                       $num_starred = getFeedUnread($link, -1);
+               case "feeds":
+                       $tags = $_GET["tags"];
 
-                       $class = "virt";
+                       $subop = $_GET["subop"];
 
-                       if ($num_starred > 0) $class .= "Unread";
+                       switch($subop) {
+                               case "catchupAll":
+                                       db_query($link, "UPDATE ttrss_user_entries SET 
+                                               last_read = NOW(),unread = false WHERE owner_uid = " . $_SESSION["uid"]);
+                               break;
 
-                       printFeedEntry(-1, $class, "Starred articles", $num_starred, 
-                               "images/mark_set.png", $link);
+                               case "collapse":
+                                       $cat_id = db_escape_string($_GET["cid"]);
 
-                       if (get_pref($link, 'ENABLE_FEED_CATS')) {
-                               print "</ul>\n";
+                                       db_query($link, "UPDATE ttrss_feed_categories SET
+                                               collapsed = NOT collapsed WHERE id = '$cat_id' AND owner_uid = " . 
+                                               $_SESSION["uid"]);
+                                       return;
+                               break;
                        }
 
-                       if (GLOBAL_ENABLE_LABELS && get_pref($link, 'ENABLE_LABELS')) {
-       
-                               $result = db_query($link, "SELECT id,sql_exp,description FROM
-                                       ttrss_labels WHERE owner_uid = '$owner_uid' ORDER by description");
-               
-                               if (db_num_rows($result) > 0) {
-                                       if (get_pref($link, 'ENABLE_FEED_CATS')) {
-                                               print "<li class=\"feedCat\">Labels</li>";
-                                               print "<li id=\"feedCatHolder\"><ul class=\"feedCatList\">";
-                                       } else {
-                                               print "<li><hr></li>";
-                                       }
-                               }
-               
-                               while ($line = db_fetch_assoc($result)) {
-       
-                                       error_reporting (0);
-
-                                       $label_id = -$line['id'] - 11;
-                                       $count = getFeedUnread($link, $label_id);
+                       outputFeedList($link, $tags);
+               break; // feeds
 
-                                       $class = "label";
-       
-                                       if ($count > 0) {
-                                               $class .= "Unread";
-                                       }
-                                       
-                                       error_reporting (DEFAULT_ERROR_LEVEL);
-       
-                                       printFeedEntry($label_id, 
-                                               $class, db_unescape_string($line["description"]), 
-                                               $count, "images/label.png", $link);
-               
-                               }
+               case "view":
 
-                               if (db_num_rows($result) > 0) {
-                                       if (get_pref($link, 'ENABLE_FEED_CATS')) {
-                                               print "</ul>";
-                                       }
-                               }
+                       $id = db_escape_string($_GET["id"]);
+                       $feed_id = db_escape_string($_GET["feed"]);
+                       $cids = split(",", db_escape_string($_GET["cids"]));
+                       $mode = db_escape_string($_GET["mode"]);
+                       $omode = db_escape_string($_GET["omode"]);
 
-                       }
+                       print "<reply>";
 
-//                     if (!get_pref($link, 'ENABLE_FEED_CATS')) {
-                               print "<li><hr></li>";
-//                     }
+                       // in prefetch mode we only output requested cids, main article 
+                       // just gets marked as read (it already exists in client cache)
 
-                       if (get_pref($link, 'ENABLE_FEED_CATS')) {
-                               if (get_pref($link, "FEEDS_SORT_BY_UNREAD")) {
-                                       $order_by_qpart = "category,unread DESC,title";
-                               } else {
-                                       $order_by_qpart = "category,title";
-                               }
+                       if ($mode == "") {
+                               outputArticleXML($link, $id, $feed_id);
                        } else {
-                               if (get_pref($link, "FEEDS_SORT_BY_UNREAD")) {
-                                       $order_by_qpart = "unread DESC,title";
-                               } else {                
-                                       $order_by_qpart = "title";
-                               }
+                               catchupArticleById($link, $id, 0);
                        }
 
-                       $result = db_query($link, "SELECT ttrss_feeds.*,
-                               SUBSTRING(last_updated,1,19) AS last_updated_noms,
-                               (SELECT COUNT(id) FROM ttrss_entries,ttrss_user_entries
-                                       WHERE feed_id = ttrss_feeds.id AND 
-                                       ttrss_user_entries.ref_id = ttrss_entries.id AND
-                                       owner_uid = '$owner_uid') AS total,
-                               (SELECT COUNT(id) FROM ttrss_entries,ttrss_user_entries
-                                       WHERE feed_id = ttrss_feeds.id AND unread = true
-                                               AND ttrss_user_entries.ref_id = ttrss_entries.id
-                                               AND owner_uid = '$owner_uid') as unread,
-                               cat_id,last_error,
-                               ttrss_feed_categories.title AS category,
-                               ttrss_feed_categories.collapsed 
-                               FROM ttrss_feeds LEFT JOIN ttrss_feed_categories 
-                                       ON (ttrss_feed_categories.id = cat_id)                          
-                               WHERE 
-                                       ttrss_feeds.hidden = false AND
-                                       ttrss_feeds.owner_uid = '$owner_uid' AND parent_feed IS NULL
-                               ORDER BY $order_by_qpart"); 
-
-                       $actid = $_GET["actid"];
-       
-                       /* real feeds */
-       
-                       $lnum = 0;
-       
-                       $total_unread = 0;
-
-                       $category = "";
-
-                       $short_date = get_pref($link, 'SHORT_DATE_FORMAT');
-       
-                       while ($line = db_fetch_assoc($result)) {
-                       
-                               $feed = db_unescape_string($line["title"]);
-                               $feed_id = $line["id"];   
-       
-                               $subop = $_GET["subop"];
-                               
-                               $total = $line["total"];
-                               $unread = $line["unread"];
-
-                               if (get_pref($link, 'HEADLINES_SMART_DATE')) {
-                                       $last_updated = smart_date_time(strtotime($line["last_updated_noms"]));
-                               } else {
-                                       $last_updated = date($short_date, strtotime($line["last_updated_noms"]));
+                       foreach ($cids as $cid) {
+                               if ($cid) {
+                                       outputArticleXML($link, $cid, $feed_id, false);
                                }
+                       }
 
-                               $rtl_content = sql_bool_to_bool($line["rtl_content"]);
+                       if ($mode != "prefetch_old") {
+                               print "<counters>";
+                               getAllCounters($link, $omode);
+                               print "</counters>";
+                       }
 
-                               if ($rtl_content) {
-                                       $rtl_tag = "dir=\"RTL\"";
-                               } else {
-                                       $rtl_tag = "";
-                               }
+                       print "</reply>";
+               break; // view
 
-                               $tmp_result = db_query($link,
-                                       "SELECT id,COUNT(unread) AS unread
-                                       FROM ttrss_feeds LEFT JOIN ttrss_user_entries 
-                                               ON (ttrss_feeds.id = ttrss_user_entries.feed_id) 
-                                       WHERE parent_feed = '$feed_id' AND unread = true 
-                                       GROUP BY ttrss_feeds.id");
-                       
-                               if (db_num_rows($tmp_result) > 0) {                             
-                                       while ($l = db_fetch_assoc($tmp_result)) {
-                                               $unread += $l["unread"];
-                                       }
-                               }
+               case "viewfeed":
 
-                               $cat_id = $line["cat_id"];
+                       $print_exec_time = true;
+                       $timing_info = getmicrotime();
 
-                               $tmp_category = $line["category"];
+                       print "<reply>";
 
-                               if (!$tmp_category) {
-                                       $tmp_category = "Uncategorized";
-                               }
-                               
-       //                      $class = ($lnum % 2) ? "even" : "odd";
+                       if ($_GET["debug"]) $timing_info = print_checkpoint("0", $timing_info);
 
-                               if ($line["last_error"]) {
-                                       $class = "error";
-                               } else {
-                                       $class = "feed";
-                               }
-       
-                               if ($unread > 0) $class .= "Unread";
-       
-                               if ($actid == $feed_id) {
-                                       $class .= "Selected";
-                               }
-       
-                               $total_unread += $unread;
+                       $omode = db_escape_string($_GET["omode"]);
 
-                               if ($category != $tmp_category && get_pref($link, 'ENABLE_FEED_CATS')) {
-                               
-                                       if ($category) {
-                                               print "</ul></li>";
-                                       }
-                               
-                                       $category = $tmp_category;
+                       $feed = db_escape_string($_GET["feed"]);
+                       $subop = db_escape_string($_GET["subop"]);
+                       $view_mode = db_escape_string($_GET["view_mode"]);
+                       $limit = db_escape_string($_GET["limit"]);
+                       $cat_view = db_escape_string($_GET["cat"]);
+                       $next_unread_feed = db_escape_string($_GET["nuf"]);
+                       $offset = db_escape_string($_GET["skip"]);
 
-                                       $collapsed = $line["collapsed"];
+                       set_pref($link, "_DEFAULT_VIEW_MODE", $view_mode);
+                       set_pref($link, "_DEFAULT_VIEW_LIMIT", $limit);
 
-                                       // workaround for NULL category
-                                       if ($category == "Uncategorized") {
-                                               if ($_COOKIE["ttrss_vf_uclps"] == 1) {
-                                                       $collapsed = "t";
-                                               }
-                                       }
+                       if (!$cat_view && preg_match("/^[0-9][0-9]*$/", $feed)) {
+                               db_query($link, "UPDATE ttrss_feeds SET last_viewed = NOW()
+                                       WHERE id = '$feed' AND owner_uid = ".$_SESSION["uid"]);
+                       }
 
-                                       if ($collapsed == "t" || $collapsed == "1") {
-                                               $holder_class = "invisible";
-                                               $ellipsis = "...";
-                                       } else {
-                                               $holder_class = "";
-                                               $ellipsis = "";
-                                       }
+                       print "<headlines id=\"$feed\"><![CDATA[";
 
-                                       $cat_id = sprintf("%d", $cat_id);
+                       $ret = outputHeadlinesList($link, $feed, $subop, 
+                               $view_mode, $limit, $cat_view, $next_unread_feed, $offset);
 
-                                       $cat_unread = getCategoryUnread($link, $cat_id);
-                                       
-                                       print "<li class=\"feedCat\" id=\"FCAT-$cat_id\">
-                                               <a id=\"FCATN-$cat_id\" href=\"javascript:toggleCollapseCat($cat_id)\">$tmp_category</a>
-                                                       <a href=\"javascript:viewCategory($cat_id)\" id=\"FCAP-$cat_id\">
-                                                       <span id=\"FCATCTR-$cat_id\" 
-                                                       class=\"$catctr_class\">($cat_unread unread)$ellipsis</span>
-                                                       </a></li>";
+                       $topmost_article_ids = $ret[0];
+                       $headlines_count = $ret[1];
+                       $returned_feed = $ret[2];
+                       $disable_cache = $ret[3];
 
-                                       // !!! NO SPACE before <ul...feedCatList - breaks firstChild DOM function
-                                       // -> keyboard navigation, etc.
-                                       print "<li id=\"feedCatHolder\" class=\"$holder_class\"><ul class=\"feedCatList\" id=\"FCATLIST-$cat_id\">";
-                               }
-       
-                               printFeedEntry($feed_id, $class, $feed, $unread, 
-                                       "icons/$feed_id.ico", $link, $rtl_content, 
-                                       $last_updated, $line["last_error"]);
-       
-                               ++$lnum;
-                       }
+                       print "]]></headlines>";
 
-               } else {
+                       print "<headlines-count value=\"$headlines_count\"/>";
 
-                       // tags
+                       $headlines_unread = getFeedUnread($link, $returned_feed);
 
-/*                     $result = db_query($link, "SELECT tag_name,count(ttrss_entries.id) AS count
-                               FROM ttrss_tags,ttrss_entries,ttrss_user_entries WHERE
-                               post_int_id = ttrss_user_entries.int_id AND 
-                               unread = true AND ref_id = ttrss_entries.id
-                               AND ttrss_tags.owner_uid = '$owner_uid' GROUP BY tag_name       
-                       UNION
-                               select tag_name,0 as count FROM ttrss_tags WHERE owner_uid = '$owner_uid'
-                       ORDER BY tag_name"); */
+                       print "<headlines-unread value=\"$headlines_unread\"/>";
+                       printf("<disable-cache value=\"%d\"/>", $disable_cache);
 
-                       $result = db_query($link, "SELECT tag_name,SUM((SELECT COUNT(int_id) 
-                               FROM ttrss_user_entries WHERE int_id = post_int_id 
-                                       AND unread = true)) AS count FROM ttrss_tags 
-                               WHERE owner_uid = 2 GROUP BY tag_name ORDER BY tag_name");
+                       if ($_GET["debug"]) $timing_info = print_checkpoint("10", $timing_info);
 
-                       $tags = array();
-       
-                       while ($line = db_fetch_assoc($result)) {
-                               $tags[$line["tag_name"]] += $line["count"];
-                       }
-       
-                       foreach (array_keys($tags) as $tag) {
-       
-                               $unread = $tags[$tag];
-       
-                               $class = "tag";
-       
-                               if ($unread > 0) {
-                                       $class .= "Unread";
+                       if (is_array($topmost_article_ids) && !get_pref($link, 'COMBINED_DISPLAY_MODE')) {
+                               print "<articles>";
+                               foreach ($topmost_article_ids as $id) {
+                                       outputArticleXML($link, $id, $feed, false);
                                }
-       
-                               printFeedEntry($tag, $class, $tag, $unread, "images/tag.png", $link);
-       
-                       } 
-
-               }
-
-               if (db_num_rows($result) == 0) {
-                       if ($tags) {
-                               $what = "tags";
-                       } else {
-                               $what = "feeds";
+                               print "</articles>";
                        }
-                       print "<li>No $what to display.</li>";
-               }
 
-               print "</ul>";
-
-       }
+                       if ($_GET["debug"]) $timing_info = print_checkpoint("20", $timing_info);
 
+                       print "<counters>";
+                       getAllCounters($link, $omode, $feed);
+                       print "</counters>";
 
-       if ($op == "rpc") {
-               handle_rpc_request($link);
-       }
-       
-       if ($op == "feeds") {
+                       if ($_GET["debug"]) $timing_info = print_checkpoint("30", $timing_info);
 
-               $tags = $_GET["tags"];
+                       print_runtime_info($link);
 
-               $subop = $_GET["subop"];
+                       print "</reply>";
+               break; // viewfeed
 
-               if ($subop == "catchupAll") {
-                       db_query($link, "UPDATE ttrss_user_entries SET 
-                               last_read = NOW(),unread = false WHERE owner_uid = " . $_SESSION["uid"]);
-               }
+               case "pref-feeds":
+                       module_pref_feeds($link);
+               break; // pref-feeds
 
-               if ($subop == "collapse") {
-                       $cat_id = db_escape_string($_GET["cid"]);
+               case "pref-filters":
+                       module_pref_filters($link);
+               break; // pref-filters
 
-                       db_query($link, "UPDATE ttrss_feed_categories SET
-                               collapsed = NOT collapsed WHERE id = '$cat_id' AND owner_uid = " . 
-                               $_SESSION["uid"]);
-                       return;
-               }
+               case "pref-labels":
+                       module_pref_labels($link);
+               break; // pref-labels
 
-               outputFeedList($link, $tags);
+               case "pref-prefs":
+                       module_pref_prefs($link);
+               break; // pref-prefs
 
-       }
+               case "pref-users":
+                       module_pref_users($link);
+               break; // prefs-users
 
-       if ($op == "view") {
+               case "help":
+                       module_help($link);
+               break; // help
 
-               $id = db_escape_string($_GET["id"]);
-               $feed_id = db_escape_string($_GET["feed"]);
+               case "dlg":
+                       module_popup_dialog($link);
+               break; // dlg
 
-               $result = db_query($link, "SELECT rtl_content FROM ttrss_feeds
-                       WHERE id = '$feed_id' AND owner_uid = " . $_SESSION["uid"]);
+               case "pref-pub-items":
+                       module_pref_pub_items($link);
+               break; // pref-pub-items
 
-               if (db_num_rows($result) == 1) {
-                       $rtl_content = sql_bool_to_bool(db_fetch_result($result, 0, "rtl_content"));
-               } else {
-                       $rtl_content = false;
-               }
+               case "globalUpdateFeeds":
+                       // update feeds of all users, may be used anonymously
 
-               if ($rtl_content) {
-                       $rtl_tag = "dir=\"RTL\"";
-                       $rtl_class = "RTL";
-               } else {
-                       $rtl_tag = "";
-                       $rtl_class = "";
-               }
+                       // Update all feeds needing a update.
+                       update_daemon_common($link, 0, true, false);
 
-               $result = db_query($link, "UPDATE ttrss_user_entries 
-                       SET unread = false,last_read = NOW() 
-                       WHERE ref_id = '$id' AND feed_id = '$feed_id' AND owner_uid = " . $_SESSION["uid"]);
+                       // FIXME : old feed update way. To be removed.
+                       //$result = db_query($link, "SELECT id FROM ttrss_users");
 
-               $result = db_query($link, "SELECT title,link,content,feed_id,comments,int_id,
-                       SUBSTRING(updated,1,16) as updated,
-                       (SELECT icon_url FROM ttrss_feeds WHERE id = feed_id) as icon_url,
-                       num_comments,
-                       author
-                       FROM ttrss_entries,ttrss_user_entries
-                       WHERE   id = '$id' AND ref_id = id AND owner_uid = " . $_SESSION["uid"]);
+                       //while ($line = db_fetch_assoc($result)) {
+                       //      $user_id = $line["id"];
+                       //      print "<!-- updating feeds of uid $user_id -->";
+                       //      update_all_feeds($link, false, $user_id);
+                       //}
 
-               if ($result) {
+                       print "<rpc-reply>
+                               <message msg=\"All feeds updated\"/>
+                       </rpc-reply>";
+               break; // globalUpdateFeeds
 
-                       $link_target = "";
+               case "user-details":
 
-                       if (get_pref($link, 'OPEN_LINKS_IN_NEW_WINDOW')) {
-                               $link_target = "target=\"_new\"";
+                       if (WEB_DEMO_MODE || $_SESSION["access_level"] < 10) {
+                               return;
                        }
 
-                       $line = db_fetch_assoc($result);
+                       /*
+                       print "<html><head>
+                               <title>Tiny Tiny RSS : User Details</title>
+                               <link rel=\"stylesheet\" href=\"tt-rss.css\" type=\"text/css\">
+                               <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">
+                               </head><body>";
+                       */
 
-                       if ($line["icon_url"]) {
-                               $feed_icon = "<img class=\"feedIcon\" src=\"" . $line["icon_url"] . "\">";
-                       } else {
-                               $feed_icon = "&nbsp;";
-                       }
+                       $uid = sprintf("%d", $_GET["id"]);
 
-/*                     if ($line["comments"] && $line["link"] != $line["comments"]) {
-                               $entry_comments = "(<a href=\"".$line["comments"]."\">Comments</a>)";
-                       } else {
-                               $entry_comments = "";
-                       } */
+                       print "<div id=\"infoBoxTitle\">User details</div>";
 
-                       $num_comments = $line["num_comments"];
-                       $entry_comments = "";
+                       print "<div class='infoBoxContents'>";
 
-                       if ($num_comments > 0) {
-                               if ($line["comments"]) {
-                                       $comments_url = $line["comments"];
-                               } else {
-                                       $comments_url = $line["link"];
-                               }
-                               $entry_comments = "<a $link_target href=\"$comments_url\">$num_comments comments</a>";
-                       } else {
-                               if ($line["comments"] && $line["link"] != $line["comments"]) {
-                                       $entry_comments = "<a $link_target href=\"".$line["comments"]."\">comments</a>";
-                               }                               
+                       $result = db_query($link, "SELECT login,
+                               SUBSTRING(last_login,1,16) AS last_login,
+                               access_level,
+                               (SELECT COUNT(int_id) FROM ttrss_user_entries 
+                                       WHERE owner_uid = id) AS stored_articles,
+                               SUBSTRING(created,1,16) AS created
+                               FROM ttrss_users 
+                               WHERE id = '$uid'");
+                               
+                       if (db_num_rows($result) == 0) {
+                               print "<h1>User not found</h1>";
+                               return;
                        }
+                       
+                       // print "<h1>User Details</h1>";
 
-                       print "<div class=\"postReply\">";
-
-                       print "<div class=\"postHeader\"><table width=\"100%\">";
-
-                       $entry_author = $line["author"];
+                       $login = db_fetch_result($result, 0, "login");
 
-                       if ($entry_author) {
-                               $entry_author = " - by $entry_author";
-                       }
+                       // print "<h1>$login</h1>";
 
-                       if ($line["link"]) {
-                               print "<tr><td><a $link_target href=\"" . $line["link"] . "\">" . 
-                                       $line["title"] . "</a>$entry_author</td>";
-                       } else {
-                               print "<tr><td>" . $line["title"] . "$entry_author</td>";
-                       }
+                       print "<table width='100%'>";
 
-                       $parsed_updated = date(get_pref($link, 'LONG_DATE_FORMAT'), 
-                               strtotime($line["updated"]));
-               
-                       print "<td class=\"postDate$rtl_class\">$parsed_updated</td>";
-                                               
-                       print "</tr>";
+                       $last_login = date(get_pref($link, 'LONG_DATE_FORMAT'),
+                               strtotime(db_fetch_result($result, 0, "last_login")));
 
-                       $tmp_result = db_query($link, "SELECT DISTINCT tag_name FROM
-                               ttrss_tags WHERE post_int_id = " . $line["int_id"] . "
-                               ORDER BY tag_name");
-       
-                       $tags_str = "";
-                       $f_tags_str = "";
+                       $created = date(get_pref($link, 'LONG_DATE_FORMAT'),
+                               strtotime(db_fetch_result($result, 0, "created")));
 
-                       $num_tags = 0;
+                       $access_level = db_fetch_result($result, 0, "access_level");
+                       $stored_articles = db_fetch_result($result, 0, "stored_articles");
 
-                       while ($tmp_line = db_fetch_assoc($tmp_result)) {
-                               $num_tags++;
-                               $tag = $tmp_line["tag_name"];                           
-                               $tag_str = "<a href=\"javascript:parent.viewfeed('$tag')\">$tag</a>, "; 
-                               
-                               if ($num_tags == 5) {
-                                       $tags_str .= "<a href=\"javascript:showBlockElement('allEntryTags')\">...</a>";
-                               } else if ($num_tags < 5) {
-                                       $tags_str .= $tag_str;
-                               }
-                               $f_tags_str .= $tag_str;
-                       }
+                       // print "<tr><td>Username</td><td>$login</td></tr>";
+                       // print "<tr><td>Access level</td><td>$access_level</td></tr>";
+                       print "<tr><td>".__('Registered')."</td><td>$created</td></tr>";
+                       print "<tr><td>".__('Last logged in')."</td><td>$last_login</td></tr>";
+                       print "<tr><td>".__('Stored articles')."</td><td>$stored_articles</td></tr>";
 
-                       $tags_str = preg_replace("/, $/", "", $tags_str);
-                       $f_tags_str = preg_replace("/, $/", "", $f_tags_str);
+                       $result = db_query($link, "SELECT COUNT(id) as num_feeds FROM ttrss_feeds
+                               WHERE owner_uid = '$uid'");
 
-//                     $truncated_link = truncate_string($line["link"], 60);
+                       $num_feeds = db_fetch_result($result, 0, "num_feeds");
 
-                       if ($tags_str || $entry_comments) {
-                               print "<tr><td width='50%'>
-                                       $entry_comments</td>
-                                       <td align=\"right\">$tags_str</td></tr>";
-                       }
+                       print "<tr><td>".__('Subscribed feeds count')."</td><td>$num_feeds</td></tr>";
 
-                       print "</table></div>";
+                       /*
+                       $result = db_query($link, "SELECT 
+                               SUM(LENGTH(content)+LENGTH(title)+LENGTH(link)+LENGTH(guid)) AS db_size 
+                               FROM ttrss_user_entries,ttrss_entries 
+                                       WHERE owner_uid = '$uid' AND ref_id = id");
 
-                       print "<div class=\"postIcon\">" . $feed_icon . "</div>";
-                       print "<div class=\"postContent\">";
-                       
-                       if (db_num_rows($tmp_result) > 5) {
-                               print "<div id=\"allEntryTags\">Tags: $f_tags_str</div>";
-                       }
+                       $db_size = round(db_fetch_result($result, 0, "db_size") / 1024);
 
-                       if (get_pref($link, 'OPEN_LINKS_IN_NEW_WINDOW')) {
-                               $line["content"] = preg_replace("/href=/i", "target=\"_new\" href=", $line["content"]);
-                       }
+                       print "<tr><td>Approx. used DB size</td><td>$db_size KBytes</td></tr>";
+                       */
 
-                       $line["content"] = sanitize_rss($line["content"]);
+                       print "</table>";
 
-                       print $line["content"] . "</div>";
-                       
-                       print "</div>";
+                       print "<h1>".__('Subscribed feeds')."</h1>";
 
-               }
-       }
+                       $result = db_query($link, "SELECT id,title,site_url FROM ttrss_feeds
+                               WHERE owner_uid = '$uid' ORDER BY title");
 
-       if ($op == "viewfeed") {
+                       print "<ul class=\"userFeedList\">";
 
-               $feed = db_escape_string($_GET["feed"]);
-               $subop = db_escape_string($_GET["subop"]);
-               $view_mode = db_escape_string($_GET["view_mode"]);
-               $limit = db_escape_string($_GET["limit"]);
-               $cat_view = db_escape_string($_GET["cat"]);
-               $next_unread_feed = db_escape_string($_GET["nuf"]);
+                       $row_class = "odd";
 
-               if ($subop == "undefined") $subop = "";
+                       while ($line = db_fetch_assoc($result)) {
 
-               if ($subop == "CatchupSelected") {
-                       $ids = split(",", db_escape_string($_GET["ids"]));
-                       $cmode = sprintf("%d", $_GET["cmode"]);
+                               $icon_file = ICONS_URL."/".$line["id"].".ico";
 
-                       catchupArticlesById($link, $ids, $cmode);
-               }
+                               if (file_exists($icon_file) && filesize($icon_file) > 0) {
+                                       $feed_icon = "<img class=\"tinyFeedIcon\" src=\"$icon_file\">";
+                               } else {
+                                       $feed_icon = "<img class=\"tinyFeedIcon\" src=\"images/blank_icon.gif\">";
+                               }
 
-               if ($subop == "ForceUpdate" && sprintf("%d", $feed) > 0) {
-                       update_generic_feed($link, $feed, $cat_view);
-               }
+                               print "<li class=\"$row_class\">$feed_icon&nbsp;<a href=\"".$line["site_url"]."\">".$line["title"]."</a></li>";
 
-               if ($subop == "MarkAllRead")  {
-                       catchup_feed($link, $feed, $cat_view);
+                               $row_class = toggleEvenOdd($row_class);
 
-                       if (get_pref($link, 'ON_CATCHUP_SHOW_NEXT_FEED')) {
-                               if ($next_unread_feed) {
-                                       $feed = $next_unread_feed;
-                               }
                        }
-               }
 
-               if ($feed_id > 0) {             
-                       $result = db_query($link,
-                               "SELECT id FROM ttrss_feeds WHERE id = '$feed' LIMIT 1");
-               
-                       if (db_num_rows($result) == 0) {
-                               print "<div align='center'>
-                                       Feed not found.</div>";
-                               return;
+                       if (db_num_rows($result) < $num_feeds) {
+                               // FIXME - add link to show ALL subscribed feeds here somewhere
+                               print "<li><img 
+                                       class=\"tinyFeedIcon\" src=\"images/blank_icon.gif\">&nbsp;...</li>";
                        }
-               }
+                       
+                       print "</ul>";
 
-               if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
-       
-                       $result = db_query($link, "SELECT rtl_content FROM ttrss_feeds
-                               WHERE id = '$feed' AND owner_uid = " . $_SESSION["uid"]);
+                       print "</div>";
 
-                       if (db_num_rows($result) == 1) {
-                               $rtl_content = sql_bool_to_bool(db_fetch_result($result, 0, "rtl_content"));
-                       } else {
-                               $rtl_content = false;
-                       }
-       
-                       if ($rtl_content) {
-                               $rtl_tag = "dir=\"RTL\"";
-                       } else {
-                               $rtl_tag = "";
-                       }
-               } else {
-                       $rtl_tag = "";
-                       $rtl_content = false;
-               }
+                       print "<div align='center'>
+                               <input type='submit' class='button'                     
+                               onclick=\"closeInfoBox()\" value=\"Close this window\"></div>";
 
-               $script_dt_add = get_script_dt_add();
-
-/*             print "<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">  
-                       <script type=\"text/javascript\" src=\"prototype.js\"></script>
-                       <script type=\"text/javascript\" src=\"functions.js?$script_dt_add\"></script>
-                       <script type=\"text/javascript\" src=\"viewfeed.js?$script_dt_add\"></script>
-                       <!--[if gte IE 5.5000]>
-                       <script type=\"text/javascript\" src=\"pngfix.js\"></script>
-                       <link rel=\"stylesheet\" type=\"text/css\" href=\"tt-rss-ie.css\">
-                       <![endif]-->
-                       </head><body $rtl_tag>
-                       <script type=\"text/javascript\">
-                       if (document.addEventListener) {
-                               document.addEventListener(\"DOMContentLoaded\", init, null);
-                       }
-                       window.onload = init;
-                       </script>"; */
+                       // print "</body></html>"; 
 
-               /// START /////////////////////////////////////////////////////////////////////////////////
+               break; // user-details
 
-               $search = db_escape_string($_GET["query"]);
-               $search_mode = db_escape_string($_GET["search_mode"]);
-               $match_on = db_escape_string($_GET["match_on"]);
+               case "pref-feed-browser":
+                       module_pref_feed_browser($link);
+               break; // pref-feed-browser
 
-               if (!$match_on) {
-                       $match_on = "both";
-               }
+               case "publish":
+                       $key = db_escape_string($_GET["key"]);
 
-               $qfh_ret = queryFeedHeadlines($link, $feed, $limit, $view_mode, $cat_view, $search, $search_mode, $match_on);
+                       $result = db_query($link, "SELECT login, owner_uid 
+                               FROM ttrss_user_prefs, ttrss_users WHERE
+                               pref_name = '_PREFS_PUBLISH_KEY' AND 
+                               value = '$key' AND 
+                               ttrss_users.id = owner_uid");
 
-               $result = $qfh_ret[0];
-               $feed_title = $qfh_ret[1];
-               $feed_site_url = $qfh_ret[2];
-               $last_error = $qfh_ret[3];
-               
-               /// STOP //////////////////////////////////////////////////////////////////////////////////
+                       if (db_num_rows($result) == 1) {
+                               $owner = db_fetch_result($result, 0, "owner_uid");
+                               $login = db_fetch_result($result, 0, "login");
 
-               print "<div id=\"headlinesContainer\" $rtl_tag>";
+                               generate_syndicated_feed($link, $owner, -2, false);
 
-               if (!$result) {
-                       print "<div align='center'>
-                               Could not display feed (query failed). Please check label match syntax or local configuration.</div>";
-                       return;
-               }
-       
-               if (db_num_rows($result) > 0) {
+                       } else {
+                               print "<error>User not found</error>";
+                       }
+               break; // publish
 
-                       print_headline_subtoolbar($link, $feed_site_url, $feed_title, false, 
-                               $rtl_content, $feed, $cat_view, $search, $match_on, $search_mode);
+               case "rss":
+                       $feed = db_escape_string($_GET["id"]);
+                       $user = db_escape_string($_GET["user"]);
+                       $pass = db_escape_string($_GET["pass"]);
+                       $is_cat = $_GET["is_cat"] != false;
 
-                       print "<div id=\"headlinesInnerContainer\">";
+                       $search = db_escape_string($_GET["q"]);
+                       $match_on = db_escape_string($_GET["m"]);
+                       $search_mode = db_escape_string($_GET["smode"]);
 
-                       if (!get_pref($link, 'COMBINED_DISPLAY_MODE')) {
-                               print "<table class=\"headlinesList\" id=\"headlinesList\" 
-                                       cellspacing=\"0\" width=\"100%\">";
+                       if (!$_SESSION["uid"] && $user && $pass) {
+                               authenticate_user($link, $user, $pass);
                        }
 
-                       $lnum = 0;
-       
-                       error_reporting (DEFAULT_ERROR_LEVEL);
-       
-                       $num_unread = 0;
-       
-                       while ($line = db_fetch_assoc($result)) {
+                       if ($_SESSION["uid"] ||
+                               http_authenticate_user($link)) {
 
-                               $class = ($lnum % 2) ? "even" : "odd";
-       
-                               $id = $line["id"];
-                               $feed_id = $line["feed_id"];
-       
-                               if ($line["last_read"] == "" && 
-                                               ($line["unread"] != "t" && $line["unread"] != "1")) {
-       
-                                       $update_pic = "<img id='FUPDPIC-$id' src=\"images/updated.png\" 
-                                               alt=\"Updated\">";
-                               } else {
-                                       $update_pic = "<img id='FUPDPIC-$id' src=\"images/blank_icon.gif\" 
-                                               alt=\"Updated\">";
-                               }
-       
-                               if ($line["unread"] == "t" || $line["unread"] == "1") {
-                                       $class .= "Unread";
-                                       ++$num_unread;
-                                       $is_unread = true;
-                               } else {
-                                       $is_unread = false;
-                               }
-       
-                               if ($line["marked"] == "t" || $line["marked"] == "1") {
-                                       $marked_pic = "<img id=\"FMARKPIC-$id\" src=\"images/mark_set.png\" 
-                                               alt=\"Reset mark\" onclick='javascript:toggleMark($id)'>";
-                               } else {
-                                       $marked_pic = "<img id=\"FMARKPIC-$id\" src=\"images/mark_unset.png\" 
-                                               alt=\"Set mark\" onclick='javascript:toggleMark($id)'>";
-                               }
+                                       generate_syndicated_feed($link, 0, $feed, $is_cat, 
+                                               $search, $search_mode, $match_on);
+                       }
+               break; // rss
 
-#                              $content_link = "<a target=\"_new\" href=\"".$line["link"]."\">" .
-#                                      $line["title"] . "</a>";
+               case "labelFromSearch":
+                       $search = db_escape_string($_GET["search"]);
+                       $search_mode = db_escape_string($_GET["smode"]);
+                       $match_on = db_escape_string($_GET["match"]);
+                       $is_cat = db_escape_string($_GET["is_cat"]);
+                       $title = db_escape_string($_GET["title"]);
+                       $feed = sprintf("%d", $_GET["feed"]);
 
-                               $content_link = "<a href=\"javascript:view($id,$feed_id);\">" .
-                                       $line["title"] . "</a>";
+                       $label_qparts = array();
 
-#                              $content_link = "<a href=\"javascript:viewContentUrl('".$line["link"]."');\">" .
-#                                      $line["title"] . "</a>";
+                       $search_expr = getSearchSql($search, $match_on);
 
-                               if (get_pref($link, 'HEADLINES_SMART_DATE')) {
-                                       $updated_fmt = smart_date_time(strtotime($line["updated"]));
+                       if ($is_cat) {
+                               if ($feed != 0) {
+                                       $search_expr .= " AND ttrss_feeds.cat_id = $feed ";
                                } else {
-                                       $short_date = get_pref($link, 'SHORT_DATE_FORMAT');
-                                       $updated_fmt = date($short_date, strtotime($line["updated"]));
-                               }                               
-
-                               if (get_pref($link, 'SHOW_CONTENT_PREVIEW')) {
-                                       $content_preview = truncate_string(strip_tags($line["content_preview"]), 
-                                               100);
+                                       $search_expr .= " AND ttrss_feeds.cat_id IS NULL ";
                                }
+                       } else {
+                               if ($search_mode == "all_feeds") {
+                                       // NOOP
+                               } else if ($search_mode == "this_cat") {
 
-                               if (!get_pref($link, 'COMBINED_DISPLAY_MODE')) {
-                                       
-                                       print "<tr class='$class' id='RROW-$id'>";
-               
-                                       print "<td class='hlUpdatePic'>$update_pic</td>";
-               
-                                       print "<td class='hlSelectRow'>
-                                               <input type=\"checkbox\" onclick=\"toggleSelectRow(this)\"
-                                                       class=\"feedCheckBox\" id=\"RCHK-$id\">
-                                               </td>";
-               
-                                       print "<td class='hlMarkedPic'>$marked_pic</td>";
-               
-                                       if ($line["feed_title"]) {                      
-                                               print "<td class='hlContent'>$content_link</td>";
-                                               print "<td class='hlFeed'>
-                                                       <a href='javascript:viewfeed($feed_id)'>".
-                                                               $line["feed_title"]."</a>&nbsp;</td>";
-                                       } else {                        
-                                               print "<td class='hlContent' valign='middle'>";
-
-                                               print "<a href=\"javascript:view($id,$feed_id);\">" .
-                                                       $line["title"];
-
-                                               if (get_pref($link, 'SHOW_CONTENT_PREVIEW') && !$rtl_tag) {
-                                                       if ($content_preview) {
-                                                               print "<span class=\"contentPreview\"> - $content_preview</span>";
-                                                       }
-                                               }
-               
-                                               print "</a>";
-                                               print "</td>";
-                                       }
-                                       
-                                       print "<td class=\"hlUpdated\"><nobr>$updated_fmt&nbsp;</nobr></td>";
-               
-                                       print "</tr>";
+                                       $tmp_result = db_query($link, "SELECT cat_id
+                                               FROM ttrss_feeds WHERE id = '$feed'");
 
-                               } else {
-                                       
-                                       if ($is_unread) {
-                                               $add_class = "Unread";
+                                       $cat_id = db_fetch_result($tmp_result, 0, "cat_id");
+
+                                       if ($cat_id > 0) {
+                                               $search_expr .= " AND ttrss_feeds.cat_id = $cat_id ";
                                        } else {
-                                               $add_class = "";
-                                       }       
-                                       
-                                       print "<div class=\"cdmArticle$add_class\" id=\"RROW-$id\">";
-
-                                       print "<div class=\"cdmHeader\">";
-
-                                       print "<div style=\"float : right\">$updated_fmt,
-                                               <a class=\"cdmToggleLink\"
-                                                       href=\"javascript:toggleUnread($id)\">Toggle unread</a>
-                                       </div>";
-                                       
-                                       print "<a class=\"title\" 
-                                               onclick=\"javascript:toggleUnread($id, 0)\"
-                                               target=\"new\" href=\"".$line["link"]."\">".$line["title"]."</a>";
-
-                                       if ($line["feed_title"]) {      
-                                               print "&nbsp;(<a href='javascript:viewfeed($feed_id)'>".$line["feed_title"]."</a>)";
+                                               $search_expr .= " AND ttrss_feeds.cat_id IS NULL ";
                                        }
+                               } else {
+                                       $search_expr .= " AND ttrss_feeds.id = $feed ";
+                               }
 
-                                       print "</div>";
+                       }
+
+                       $search_expr = db_escape_string($search_expr);
 
-                                       print "<div class=\"cdmContent\">" . $line["content_preview"] . "</div><br clear=\"all\">";
+                       print $search_expr;
 
-                                       print "<div style=\"float : right\">$marked_pic</div>
-                                               <div lass=\"cdmFooter\">
-                                                       <input type=\"checkbox\" onclick=\"toggleSelectRowById(this, 
-                                                       'RROW-$id')\" class=\"feedCheckBox\" id=\"RCHK-$id\"></div>";
+                       if ($title) {
+                               $result = db_query($link,
+                                       "INSERT INTO ttrss_labels (sql_exp,description,owner_uid) 
+                                       VALUES ('$search_expr', '$title', '".$_SESSION["uid"]."')");
+                       }
+               break; // labelFromSearch
 
-#                                      print "<div align=\"center\"><a class=\"cdmToggleLink\"
-#                                                      href=\"javascript:toggleUnread($id)\">
-#                                                      Toggle unread</a></div>";
+               case "getUnread":
+                       $login = db_escape_string($_GET["login"]);
 
-                                       print "</div>"; 
+                       header("Content-Type: text/plain; charset=utf-8");
 
-                               }                               
-       
-                               ++$lnum;
-                       }
+                       $result = db_query($link, "SELECT id FROM ttrss_users WHERE login = '$login'");
 
-                       if (!get_pref($link, 'COMBINED_DISPLAY_MODE')) {                        
-                               print "</table>";
+                       if (db_num_rows($result) == 1) {
+                               $uid = db_fetch_result($result, 0, "id");
+                               print getGlobalUnread($link, $uid);
+                       } else {
+                               print "-1;User not found";
                        }
 
-                       print "</div>";
+                       $print_exec_time = false;
+               break; // getUnread
 
-//                     print_headline_subtoolbar($link, 
-//                             "javascript:catchupPage()", "Mark page as read", true, $rtl_content);
+               case "digestTest":
+                       header("Content-Type: text/plain");
+                       print_r(prepare_headlines_digest($link, $_SESSION["uid"]));
+                       $print_exec_time = false;
+               break; // digestTest
 
+               case "digestSend":
+                       header("Content-Type: text/plain");
+                       send_headlines_digests($link);
+                       $print_exec_time = false;
+               break; // digestSend
 
-               } else {
-                       print "<div width='100%' align='center'>No articles found.</div>";
-               }
-
-               print "</div>";
-       }
-
-       if ($op == "pref-feeds") {
-       
-               $subop = $_REQUEST["subop"];
-               $quiet = $_REQUEST["quiet"];
-
-               if ($subop == "massSubscribe") {
-                       $ids = split(",", db_escape_string($_GET["ids"]));
-
-                       $subscribed = array();
-
-                       foreach ($ids as $id) {
-                               $result = db_query($link, "SELECT feed_url,title FROM ttrss_feeds
-                                       WHERE id = '$id'");
-
-                               $feed_url = db_escape_string(db_fetch_result($result, 0, "feed_url"));
-                               $title = db_escape_string(db_fetch_result($result, 0, "title"));
-
-                               $title_orig = db_fetch_result($result, 0, "title");
-
-                               $result = db_query($link, "SELECT id FROM ttrss_feeds WHERE
-                                       feed_url = '$feed_url' AND owner_uid = " . $_SESSION["uid"]);
-
-                               if (db_num_rows($result) == 0) {                        
-                                       $result = db_query($link,
-                                               "INSERT INTO ttrss_feeds (owner_uid,feed_url,title,cat_id) 
-                                               VALUES ('".$_SESSION["uid"]."', '$feed_url', '$title', NULL)");
-
-                                       array_push($subscribed, $title_orig);
-                               }
-                       }
-
-                       if (count($subscribed) > 0) {
-                               print "<div class=\"notice\">";
-                               print "<b>Subscribed to feeds:</b>";
-                               print "<ul class=\"nomarks\">";
-                               foreach ($subscribed as $title) {
-                                       print "<li>$title</li>";
-                               }
-                               print "</ul>";
-                               print "</div>";
-                       }
-               }               
-
-               if ($subop == "browse") {
-
-                       if (!ENABLE_FEED_BROWSER) {
-                               print "Feed browser is administratively disabled.";
-                               return;
-                       }
-
-                       print "<div id=\"infoBoxTitle\">Other feeds: Top 25</div>";
-                       
-                       print "<div class=\"infoBoxContents\">";
-
-                       print "<p>Showing top 25 registered feeds, sorted by popularity:</p>";
-
-#                      $result = db_query($link, "SELECT feed_url,count(id) AS subscribers 
-#                              FROM ttrss_feeds 
-#                              WHERE auth_login = '' AND auth_pass = '' AND private = false
-#                              GROUP BY feed_url ORDER BY subscribers DESC LIMIT 25");
-
-                       $owner_uid = $_SESSION["uid"];
-
-                       $result = db_query($link, "SELECT feed_url,COUNT(id) AS subscribers
-                               FROM ttrss_feeds WHERE (SELECT COUNT(id) = 0 FROM ttrss_feeds AS tf 
-                                       WHERE tf.feed_url = ttrss_feeds.feed_url 
-                                               AND owner_uid = '$owner_uid') GROUP BY feed_url 
-                                                       ORDER BY subscribers DESC LIMIT 25");
-
-                       print "<ul class='browseFeedList' id='browseFeedList'>";
-
-                       $feedctr = 0;
-                       
-                       while ($line = db_fetch_assoc($result)) {
-                               $feed_url = $line["feed_url"];
-                               $subscribers = $line["subscribers"];
-
-                               $det_result = db_query($link, "SELECT site_url,title,id 
-                                       FROM ttrss_feeds WHERE feed_url = '$feed_url' LIMIT 1");
-
-                               $details = db_fetch_assoc($det_result);
-                       
-                               $icon_file = ICONS_DIR . "/" . $details["id"] . ".ico";
-
-                               if (file_exists($icon_file) && filesize($icon_file) > 0) {
-                                               $feed_icon = "<img class=\"tinyFeedIcon\"       src=\"" . ICONS_URL . 
-                                                       "/".$details["id"].".ico\">";
-                               } else {
-                                       $feed_icon = "<img class=\"tinyFeedIcon\" src=\"images/blank_icon.gif\">";
-                               }
-
-                               $check_box = "<input onclick='toggleSelectListRow(this)' class='feedBrowseCB' 
-                                       type=\"checkbox\" id=\"FBCHK-" . $details["id"] . "\">";
-
-                               $class = ($feedctr % 2) ? "even" : "odd";
-
-                               print "<li class='$class' id=\"FBROW-".$details["id"]."\">$check_box".
-                                       "$feed_icon " . db_unescape_string($details["title"]) . 
-                                       "&nbsp;<span class='subscribers'>($subscribers)</span></li>";
-
-                                       ++$feedctr;
-                       }
-
-                       if ($feedctr == 0) {
-                               print "<li>No feeds found to subscribe.</li>";
-                       }
-
-                       print "</ul>";
-
-                       print "<div align='center'>
-                               <input type=\"submit\" class=\"button\" 
-                               onclick=\"feedBrowserSubscribe()\" value=\"Subscribe\">
-                               <input type='submit' class='button'                     
-                               onclick=\"closeInfoBox()\" value=\"Cancel\"></div>";
-
-                       print "</div>";
-                       return;
-               }
-
-               if ($subop == "editfeed") {
-                       $feed_id = db_escape_string($_REQUEST["id"]);
-
-                       $result = db_query($link, 
-                               "SELECT * FROM ttrss_feeds WHERE id = '$feed_id' AND
-                                       owner_uid = " . $_SESSION["uid"]);
-
-                       $title = htmlspecialchars(db_unescape_string(db_fetch_result($result,
-                               0, "title")));
-
-                       $icon_file = ICONS_DIR . "/$feed_id.ico";
-       
-                       if (file_exists($icon_file) && filesize($icon_file) > 0) {
-                                       $feed_icon = "<img width=\"16\" height=\"16\"
-                                               src=\"" . ICONS_URL . "/$feed_id.ico\">";
-                       } else {
-                               $feed_icon = "";
-                       }
-
-                       print "<div id=\"infoBoxTitle\">Feed editor</div>";
-
-                       print "<div class=\"infoBoxContents\">";
-
-                       print "<form id=\"edit_feed_form\">";   
-
-                       print "<input type=\"hidden\" name=\"id\" value=\"$feed_id\">";
-                       print "<input type=\"hidden\" name=\"op\" value=\"pref-feeds\">";
-                       print "<input type=\"hidden\" name=\"subop\" value=\"editSave\">";
-
-                       print "<table width='100%'>";
-
-                       print "<tr><td>Title:</td>";
-                       print "<td><input class=\"iedit\" onkeypress=\"return filterCR(event)\"
-                               name=\"title\" value=\"$title\"></td></tr>";
-
-                       $feed_url = db_fetch_result($result, 0, "feed_url");
-                       $feed_url = htmlspecialchars(db_unescape_string(db_fetch_result($result,
-                               0, "feed_url")));
-                               
-                       print "<tr><td>Feed URL:</td>";
-                       print "<td><input class=\"iedit\" onkeypress=\"return filterCR(event)\"
-                               name=\"feed_url\" value=\"$feed_url\"></td></tr>";
-
-                       if (get_pref($link, 'ENABLE_FEED_CATS')) {
-
-                               $cat_id = db_fetch_result($result, 0, "cat_id");
-
-                               print "<tr><td>Category:</td>";
-                               print "<td>";
-
-                               $parent_feed = db_fetch_result($result, 0, "parent_feed");
-
-                               if (sprintf("%d", $parent_feed) > 0) {
-                                       $disabled = "disabled";
-                               } else {
-                                       $disabled = "";
-                               }
-
-                               print_feed_cat_select($link, "cat_id", $cat_id, "class=\"iedit\" $disabled");
-
-                               print "</td>";
-                               print "</td></tr>";
-       
-                       }
-
-                       $update_interval = db_fetch_result($result, 0, "update_interval");
-
-                       print "<tr><td>Update Interval:</td>";
-
-                       print "<td>";
-
-                       print_select_hash("update_interval", $update_interval, $update_intervals,
-                               "class=\"iedit\"");
-
-                       print "</td>";
-
-                       print "<tr><td>Link to:</td><td>";
-
-                       $tmp_result = db_query($link, "SELECT COUNT(id) AS count
-                               FROM ttrss_feeds WHERE parent_feed = '$feed_id'");
-
-                       $linked_count = db_fetch_result($tmp_result, 0, "count");
-
-                       $parent_feed = db_fetch_result($result, 0, "parent_feed");
-
-                       if ($linked_count > 0) {
-                               $disabled = "disabled";
-                       } else {
-                               $disabled = "";
-                       }
-
-                       print "<select class=\"iedit\" $disabled name=\"parent_feed\">";
-                       
-                       print "<option value=\"0\">Not linked</option>";
-
-                       if (get_pref($link, 'ENABLE_FEED_CATS')) {
-                               if ($cat_id) {
-                                       $cat_qpart = "AND cat_id = '$cat_id'";
-                               } else {
-                                       $cat_qpart = "AND cat_id IS NULL";
-                               }
-                       }
-
-                       $tmp_result = db_query($link, "SELECT id,title FROM ttrss_feeds
-                               WHERE id != '$feed_id' AND owner_uid = ".$_SESSION["uid"]." AND
-                                       (SELECT COUNT(id) FROM ttrss_feeds AS T2 WHERE T2.id = ttrss_feeds.parent_feed) = 0
-                                       $cat_qpart ORDER BY title");
-
-                               if (db_num_rows($tmp_result) > 0) {
-                                       print "<option disabled>--------</option>";
-                               }
-
-                               while ($tmp_line = db_fetch_assoc($tmp_result)) {
-                                       if ($tmp_line["id"] == $parent_feed) {
-                                               $is_selected = "selected";
-                                       } else {
-                                               $is_selected = "";
-                                       }
-                                       printf("<option $is_selected value='%d'>%s</option>", 
-                                               $tmp_line["id"], $tmp_line["title"]);
-                               }
-
-                       print "</select>";
-                       print "</td></tr>";
-
-                       $purge_interval = db_fetch_result($result, 0, "purge_interval");
-
-                       print "<tr><td>Article purging:</td>";
-
-                       print "<td>";
-
-                       print_select_hash("purge_interval", $purge_interval, $purge_intervals, 
-                               "class=\"iedit\"");
-                       
-                       print "</td>";
-
-                       $auth_login = escape_for_form(db_fetch_result($result, 0, "auth_login"));
-
-                       print "<tr><td>Login:</td>";
-                       print "<td><input class=\"iedit\" onkeypress=\"return filterCR(event)\"
-                               name=\"auth_login\" value=\"$auth_login\"></td></tr>";
-
-                       $auth_pass = escape_for_form(db_fetch_result($result, 0, "auth_pass"));
-
-                       print "<tr><td>Password:</td>";
-                       print "<td><input class=\"iedit\" type=\"password\" name=\"auth_pass\" 
-                               onkeypress=\"return filterCR(event)\"
-                               value=\"$auth_pass\"></td></tr>";
-
-                       $private = sql_bool_to_bool(db_fetch_result($result, 0, "private"));
-
-                       if ($private) {
-                               $checked = "checked";
-                       } else {
-                               $checked = "";
-                       }
-
-                       print "<tr><td valign='top'>Options:</td>";
-                       print "<td><input type=\"checkbox\" name=\"private\" id=\"private\" 
-                               $checked><label for=\"private\">Hide from \"Other Feeds\"</label>";
-
-                       $rtl_content = sql_bool_to_bool(db_fetch_result($result, 0, "rtl_content"));
-
-                       if ($rtl_content) {
-                               $checked = "checked";
-                       } else {
-                               $checked = "";
-                       }
-
-                       print "<br><input type=\"checkbox\" id=\"rtl_content\" name=\"rtl_content\"
-                               $checked><label for=\"rtl_content\">Right-to-left content</label>";
-
-                       $hidden = sql_bool_to_bool(db_fetch_result($result, 0, "hidden"));
-
-                       if ($hidden) {
-                               $checked = "checked";
-                       } else {
-                               $checked = "";
-                       }
-
-                       print "<br><input type=\"checkbox\" id=\"hidden\" name=\"hidden\"
-                               $checked><label for=\"hidden\">Hide from my feed list</label>";
-
-                       $include_in_digest = sql_bool_to_bool(db_fetch_result($result, 0, "include_in_digest"));
-
-                       if ($include_in_digest) {
-                               $checked = "checked";
-                       } else {
-                               $checked = "";
-                       }
-
-                       print "<br><input type=\"checkbox\" id=\"include_in_digest\" 
-                               name=\"include_in_digest\"
-                               $checked><label for=\"include_in_digest\">Include in e-mail digest</label>";
-
-                       print "</td></tr>";
-
-                       print "</table>";
-
-                       print "</form>";
-
-                       print "<div align='right'>
-                               <input type=\"submit\" class=\"button\" 
-                               onclick=\"return feedEditSave()\" value=\"Save\">
-                               <input type='submit' class='button'                     
-                               onclick=\"return feedEditCancel()\" value=\"Cancel\"></div>";
-
-                       print "</div>";
-
-                       return;
-               }
-
-               if ($subop == "editSave") {
-
-                       $feed_title = db_escape_string(trim($_POST["title"]));
-                       $feed_link = db_escape_string(trim($_POST["feed_url"]));
-                       $upd_intl = db_escape_string($_POST["update_interval"]);
-                       $purge_intl = db_escape_string($_POST["purge_interval"]);
-                       $feed_id = db_escape_string($_POST["id"]);
-                       $cat_id = db_escape_string($_POST["cat_id"]);
-                       $auth_login = db_escape_string(trim($_POST["auth_login"]));
-                       $auth_pass = db_escape_string(trim($_POST["auth_pass"]));
-                       $parent_feed = db_escape_string($_POST["parent_feed"]);
-                       $private = checkbox_to_sql_bool(db_escape_string($_POST["private"]));
-                       $rtl_content = checkbox_to_sql_bool(db_escape_string($_POST["rtl_content"]));
-                       $hidden = checkbox_to_sql_bool(db_escape_string($_POST["hidden"]));
-                       $include_in_digest = checkbox_to_sql_bool(
-                               db_escape_string($_POST["include_in_digest"]));
-
-                       if (get_pref($link, 'ENABLE_FEED_CATS')) {                      
-                               if ($cat_id && $cat_id != 0) {
-                                       $category_qpart = "cat_id = '$cat_id',";
-                                       $category_qpart_nocomma = "cat_id = '$cat_id'";
-                               } else {
-                                       $category_qpart = 'cat_id = NULL,';
-                                       $category_qpart_nocomma = 'cat_id = NULL';
-                               }
-                       } else {
-                               $category_qpart = "";
-                               $category_qpart_nocomma = "";
-                       }
-
-                       if ($parent_feed && $parent_feed != 0) {
-                               $parent_qpart = "parent_feed = '$parent_feed'";
-                       } else {
-                               $parent_qpart = 'parent_feed = NULL';
-                       }
-
-                       $result = db_query($link, "UPDATE ttrss_feeds SET 
-                               $category_qpart $parent_qpart,
-                               title = '$feed_title', feed_url = '$feed_link',
-                               update_interval = '$upd_intl',
-                               purge_interval = '$purge_intl',
-                               auth_login = '$auth_login',
-                               auth_pass = '$auth_pass',
-                               private = $private,
-                               rtl_content = $rtl_content,
-                               hidden = $hidden,
-                               include_in_digest = $include_in_digest
-                               WHERE id = '$feed_id' AND owner_uid = " . $_SESSION["uid"]);
-
-                       if (get_pref($link, 'ENABLE_FEED_CATS')) {
-                               # update linked feed categories
-                               $result = db_query($link, "UPDATE ttrss_feeds SET
-                                       $category_qpart_nocomma WHERE parent_feed = '$feed_id' AND
-                                       owner_uid = " . $_SESSION["uid"]);
-                       }
-               }
-
-               if ($subop == "saveCat") {
-                       $cat_title = db_escape_string(trim($_GET["title"]));
-                       $cat_id = db_escape_string($_GET["id"]);
-
-                       $result = db_query($link, "UPDATE ttrss_feed_categories SET
-                               title = '$cat_title' WHERE id = '$cat_id' AND owner_uid = ".$_SESSION["uid"]);
-
-               }
-
-               if ($subop == "remove") {
-
-                       if (!WEB_DEMO_MODE) {
-
-                               $ids = split(",", db_escape_string($_GET["ids"]));
-
-                               foreach ($ids as $id) {
-
-                                       if ($id > 0) {
-
-                                               db_query($link, "DELETE FROM ttrss_feeds 
-                                                       WHERE id = '$id' AND owner_uid = " . $_SESSION["uid"]);
-
-                                               $icons_dir = ICONS_DIR;
-                                       
-                                               if (file_exists($icons_dir . "/$id.ico")) {
-                                                       unlink($icons_dir . "/$id.ico");
-                                               }
-                                       } else if ($id < -10) {
-
-                                               $label_id = -$id - 11;
-
-                                               db_query($link, "DELETE FROM ttrss_labels
-                                                       WHERE   id = '$label_id' AND owner_uid = " . $_SESSION["uid"]);
-                                       }
-                               }
-                       }
-               }
-
-               if ($subop == "add") {
-               
-                       if (!WEB_DEMO_MODE) {
-
-                               $feed_url = db_escape_string(trim($_GET["feed_url"]));
-                               $cat_id = db_escape_string($_GET["cat_id"]);
-
-                               if (subscribe_to_feed($link, $feed_url, $cat_id)) {
-                                       print "Added feed.";
-                               } else {
-                                       print "<div class=\"warning\">
-                                               Feed <b>$feed_url</b> already exists in the database.
-                                       </div>";
-                               }
-                       }
-               }
-
-               if ($subop == "addCat") {
-
-                       if (!WEB_DEMO_MODE) {
-
-                               $feed_cat = db_escape_string(trim($_GET["cat"]));
-
-                               $result = db_query($link,
-                                       "SELECT id FROM ttrss_feed_categories
-                                       WHERE title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]);
-
-                               if (db_num_rows($result) == 0) {
-                                       
-                                       $result = db_query($link,
-                                               "INSERT INTO ttrss_feed_categories (owner_uid,title) 
-                                               VALUES ('".$_SESSION["uid"]."', '$feed_cat')");
-
-                               } else {
-
-                                       print "<div class=\"warning\">
-                                               Category <b>$feed_cat</b> already exists in the database.
-                                       </div>";
-                               }
-
-
-                       }
-               }
-
-               if ($subop == "removeCats") {
-
-                       if (!WEB_DEMO_MODE) {
-
-                               $ids = split(",", db_escape_string($_GET["ids"]));
-
-                               foreach ($ids as $id) {
-
-                                       db_query($link, "BEGIN");
-
-                                       $result = db_query($link, 
-                                               "SELECT count(id) as num_feeds FROM ttrss_feeds 
-                                                       WHERE cat_id = '$id'");
-
-                                       $num_feeds = db_fetch_result($result, 0, "num_feeds");
-
-                                       if ($num_feeds == 0) {
-                                               db_query($link, "DELETE FROM ttrss_feed_categories
-                                                       WHERE id = '$id' AND owner_uid = " . $_SESSION["uid"]);
-                                       } else {
-
-                                               print "<div class=\"warning\">
-                                                       Unable to delete non empty feed categories.</div>";
-                                                       
-                                       }
-
-                                       db_query($link, "COMMIT");
-                               }
-                       }
-               }
-
-               if ($subop == "categorize") {
-
-                       if (!WEB_DEMO_MODE) {
-
-                               $ids = split(",", db_escape_string($_GET["ids"]));
-
-                               $cat_id = db_escape_string($_GET["cat_id"]);
-
-                               if ($cat_id == 0) {
-                                       $cat_id_qpart = 'NULL';
-                               } else {
-                                       $cat_id_qpart = "'$cat_id'";
-                               }
-
-                               db_query($link, "BEGIN");
-
-                               foreach ($ids as $id) {
-                               
-                                       db_query($link, "UPDATE ttrss_feeds SET cat_id = $cat_id_qpart
-                                               WHERE id = '$id' AND parent_feed IS NULL
-                                               AND owner_uid = " . $_SESSION["uid"]);
-
-                                       # update linked feed categories
-                                       db_query($link, "UPDATE ttrss_feeds SET
-                                               cat_id = $cat_id_qpart WHERE parent_feed = '$id' AND 
-                                               owner_uid = " . $_SESSION["uid"]);
-
-                               }
-
-                               db_query($link, "COMMIT");
-                       }
-
-               }
-
-               if ($quiet) return;
-
-//             print "<h3>Edit Feeds</h3>";
-
-               $result = db_query($link, "SELECT id,title,feed_url,last_error
-                       FROM ttrss_feeds WHERE last_error != '' AND owner_uid = ".$_SESSION["uid"]);
-
-               if (db_num_rows($result) > 0) {
-               
-                       print "<div class=\"warning\">";
-                       
-//                     print"<img class=\"closeButton\" 
-//                             onclick=\"javascript:hideParentElement(this);\" src=\"images/close.png\">";
-       
-                       print "<a href=\"javascript:showBlockElement('feedUpdateErrors')\">
-                               <b>Some feeds have update errors (click for details)</b></a>";
-
-                       print "<ul id=\"feedUpdateErrors\" class=\"nomarks\">";
-                                               
-                       while ($line = db_fetch_assoc($result)) {
-                               print "<li>" . $line["title"] . " (" . $line["feed_url"] . "): " . 
-                                       $line["last_error"];
-                       }
-
-                       print "</ul>";
-                       print "</div>";
-
-               }
-
-               $feed_search = db_escape_string($_GET["search"]);
-
-               if (array_key_exists("search", $_GET)) {
-                       $_SESSION["prefs_feed_search"] = $feed_search;
-               } else {
-                       $feed_search = $_SESSION["prefs_feed_search"];
-               }
-
-               print "<table width='100%' class=\"prefGenericAddBox\" 
-                       cellspacing='0' cellpadding='0'><tr>
-                       <td>
-                               <input id=\"fadd_link\" 
-                                       onkeyup=\"toggleSubmitNotEmpty(this, 'fadd_submit_btn')\"
-                                       size=\"40\">
-                               <input type=\"submit\" class=\"button\"
-                                       disabled=\"true\" id=\"fadd_submit_btn\"
-                                       onclick=\"addFeed()\" value=\"Subscribe\">";
-
-               if (ENABLE_FEED_BROWSER && !SINGLE_USER_MODE) {
-                       print " <input type=\"submit\" class=\"button\"
-                               onclick=\"javascript:browseFeeds()\" value=\"Top 25\">";
-               }
-               
-               print "</td><td align='right'>
-                               <input id=\"feed_search\" size=\"20\"  
-                                       onchange=\"javascript:updateFeedList()\" value=\"$feed_search\">
-                               <input type=\"submit\" class=\"button\" 
-                               onclick=\"javascript:updateFeedList()\" value=\"Search\">
-                       </td>                   
-                       </tr></table>";
-
-               $feeds_sort = db_escape_string($_GET["sort"]);
-
-               if (!$feeds_sort || $feeds_sort == "undefined") {
-                       $feeds_sort = $_SESSION["pref_sort_feeds"];                     
-                       if (!$feeds_sort) $feeds_sort = "title";
-               }
-
-               $_SESSION["pref_sort_feeds"] = $feeds_sort;
-
-               if ($feed_search) {
-                       $search_qpart = "(UPPER(F1.title) LIKE UPPER('%$feed_search%') OR
-                               UPPER(F1.feed_url) LIKE UPPER('%$feed_search%')) AND";
-               } else {
-                       $search_qpart = "";
-               }
-
-               if (get_pref($link, 'ENABLE_FEED_CATS')) {
-                       $order_by_qpart = "category,$feeds_sort,title";
-               } else {
-                       $order_by_qpart = "$feeds_sort,title";
-               }
-
-               $result = db_query($link, "SELECT 
-                               F1.id,
-                               F1.title,
-                               F1.feed_url,
-                               substring(F1.last_updated,1,16) AS last_updated,
-                               F1.parent_feed,
-                               F1.update_interval,
-                               F1.purge_interval,
-                               F1.cat_id,
-                               F2.title AS parent_title,
-                               C1.title AS category,
-                               F1.hidden,
-                               F1.include_in_digest
-                       FROM 
-                               ttrss_feeds AS F1 
-                               LEFT JOIN ttrss_feeds AS F2
-                                       ON (F1.parent_feed = F2.id)
-                               LEFT JOIN ttrss_feed_categories AS C1
-                                       ON (F1.cat_id = C1.id)
-                       WHERE 
-                               $search_qpart F1.owner_uid = '".$_SESSION["uid"]."'                     
-                       ORDER by $order_by_qpart");
-
-               if (db_num_rows($result) != 0) {
-
-//                     print "<div id=\"infoBoxShadow\"><div id=\"infoBox\">PLACEHOLDER</div></div>";
-
-                       print "<p><table width=\"100%\" cellspacing=\"0\" 
-                               class=\"prefFeedList\" id=\"prefFeedList\">";
-                       print "<tr><td class=\"selectPrompt\" colspan=\"8\">
-                               Select: 
-                                       <a href=\"javascript:selectPrefRows('feed', true)\">All</a>,
-                                       <a href=\"javascript:selectPrefRows('feed', false)\">None</a>
-                               </td</tr>";
-
-                       if (!get_pref($link, 'ENABLE_FEED_CATS')) {
-                               print "<tr class=\"title\">
-                                       <td width='5%' align='center'>&nbsp;</td>";
-
-                               if (get_pref($link, 'ENABLE_FEED_ICONS')) {
-                                       print "<td width='3%'>&nbsp;</td>";
-                               }
-
-                               print "
-                                       <td width='40%'><a href=\"javascript:updateFeedList('title')\">Title</a></td>
-                                       <td width='45%'><a href=\"javascript:updateFeedList('feed_url')\">Feed</a></td>
-                                       <td width='15%' align='right'><a href=\"javascript:updateFeedList('last_updated')\">Updated</a></td>";
-                       }
-                       
-                       $lnum = 0;
-
-                       $cur_cat_id = -1;
-                       
-                       while ($line = db_fetch_assoc($result)) {
-       
-                               $feed_id = $line["id"];
-                               $cat_id = $line["cat_id"];
-
-                               $edit_title = htmlspecialchars(db_unescape_string($line["title"]));
-                               $edit_link = htmlspecialchars(db_unescape_string($line["feed_url"]));
-                               $edit_cat = htmlspecialchars(db_unescape_string($line["category"]));
-
-                               $hidden = sql_bool_to_bool($line["hidden"]);
-
-                               if (!$edit_cat) $edit_cat = "Uncategorized";
-
-                               $last_updated = $line["last_updated"];
-
-                               if (get_pref($link, 'HEADLINES_SMART_DATE')) {
-                                       $last_updated = smart_date_time(strtotime($last_updated));
-                               } else {
-                                       $short_date = get_pref($link, 'SHORT_DATE_FORMAT');
-                                       $last_updated = date($short_date, strtotime($last_updated));
-                               }
-
-                               if (get_pref($link, 'ENABLE_FEED_CATS') && $cur_cat_id != $cat_id) {
-                                       $lnum = 0;
-                               
-                                       print "<tr><td colspan=\"6\" class=\"feedEditCat\">$edit_cat</td></tr>";
-
-                                       print "<tr class=\"title\">
-                                               <td width='5%'>&nbsp;</td>";
-
-                                       if (get_pref($link, 'ENABLE_FEED_ICONS')) {
-                                               print "<td width='3%'>&nbsp;</td>";
-                                       }
-
-                                       print "<td width='40%'><a href=\"javascript:updateFeedList('title')\">Title</a></td>
-                                               <td width='45%'><a href=\"javascript:updateFeedList('feed_url')\">Feed</a></td>
-                                               <td width='15%' align='right'><a href=\"javascript:updateFeedList('last_updated')\">Updated</a></td>";
-
-                                       $cur_cat_id = $cat_id;
-                               }
-
-                               $class = ($lnum % 2) ? "even" : "odd";
-                               $this_row_id = "id=\"FEEDR-$feed_id\"";
-
-                               print "<tr class=\"$class\" $this_row_id>";
-       
-                               $icon_file = ICONS_DIR . "/$feed_id.ico";
-       
-                               if (file_exists($icon_file) && filesize($icon_file) > 0) {
-                                               $feed_icon = "<img class=\"tinyFeedIcon\"       src=\"" . ICONS_URL . "/$feed_id.ico\">";
-                               } else {
-                                       $feed_icon = "<img class=\"tinyFeedIcon\" src=\"images/blank_icon.gif\">";
-                               }
-                               
-                               print "<td class='feedSelect'><input onclick='toggleSelectPrefRow(this, \"feed\");' 
-                               type=\"checkbox\" id=\"FRCHK-".$line["id"]."\"></td>";
-
-                               if (get_pref($link, 'ENABLE_FEED_ICONS')) {
-                                       print "<td class='feedIcon'>$feed_icon</td>";           
-                               }
-
-                               $edit_title = truncate_string($edit_title, 40);
-                               $edit_link = truncate_string($edit_link, 60);
-
-                               if ($hidden) {
-                                       $edit_title = "<span class=\"insensitive\">$edit_title (Hidden)</span>";
-                                       $edit_link = "<span class=\"insensitive\">$edit_link</span>";
-                                       $last_updated = "<span class=\"insensitive\">$last_updated</span>";
-                               }
-
-                               $parent_title = $line["parent_title"];
-                               if ($parent_title) {
-                                       $parent_title = "<span class='groupPrompt'>(linked to 
-                                               $parent_title)</span>";
-                               }
-
-                               print "<td><a href=\"javascript:editFeed($feed_id);\">" . 
-                                       "$edit_title $parent_title" . "</a></td>";              
-                                       
-                               print "<td><a href=\"javascript:editFeed($feed_id);\">" . 
-                                       $edit_link . "</a></td>";               
-
-                               print "<td align='right'><a href=\"javascript:editFeed($feed_id);\">" . 
-                                       "$last_updated</a></td>";
-
-                               print "</tr>";
-       
-                               ++$lnum;
-                       }
-       
-                       print "</table>";
-
-                       print "<p><span id=\"feedOpToolbar\">";
-       
-                       if ($subop == "edit") {
-                               print "Edit feed:&nbsp;
-                                       <input type=\"submit\" class=\"button\" 
-                                               onclick=\"javascript:feedEditCancel()\" value=\"Cancel\">
-                                       <input type=\"submit\" class=\"button\" 
-                                               onclick=\"javascript:feedEditSave()\" value=\"Save\">";
-                       } else {
-       
-                               print "
-                                       Selection:&nbsp;
-                               <input type=\"submit\" class=\"button\" disabled=\"true\"
-                                       onclick=\"javascript:editSelectedFeed()\" value=\"Edit\">
-                               <input type=\"submit\" class=\"button\" disabled=\"true\"
-                                       onclick=\"javascript:removeSelectedFeeds()\" value=\"Unsubscribe\">";
-
-                               if (get_pref($link, 'ENABLE_FEED_CATS')) {
-
-                                       print "&nbsp;|&nbsp;";                          
-
-                                       print_feed_cat_select($link, "sfeed_set_fcat", "", "disabled");
-
-                                       print " <input type=\"submit\" class=\"button\" disabled=\"true\"
-                                       onclick=\"javascript:categorizeSelectedFeeds()\" value=\"Recategorize\">";
-
-                               }
-                               
-                               print "</span>
-                                       &nbsp;All feeds: <input type=\"submit\" 
-                                                       class=\"button\" onclick=\"gotoExportOpml()\" 
-                                                       value=\"Export OPML\">";                        
-                               }
-               } else {
-
-                       print "<p>No feeds defined.</p>";
-
-               }
-
-               if (get_pref($link, 'ENABLE_FEED_CATS')) {
-
-                       print "<h3>Edit Categories</h3>";
-
-                       print "<div class=\"prefGenericAddBox\">
-                               <input id=\"fadd_cat\" 
-                                       onkeyup=\"toggleSubmitNotEmpty(this, 'catadd_submit_btn')\"
-                                       size=\"40\">&nbsp;
-                               <input 
-                                       type=\"submit\" class=\"button\" disabled=\"true\" id=\"catadd_submit_btn\"
-                                       onclick=\"javascript:addFeedCat()\" value=\"Create category\"></div>";
-       
-                       $result = db_query($link, "SELECT title,id FROM ttrss_feed_categories
-                               WHERE owner_uid = ".$_SESSION["uid"]."
-                               ORDER BY title");
-
-                       if (db_num_rows($result) != 0) {
-       
-                               print "<form id=\"feed_cat_edit_form\">";
-                               
-                               print "<p><table width=\"100%\" class=\"prefFeedCatList\" 
-                                       cellspacing=\"0\" id=\"prefFeedCatList\">";
-
-                               print "<tr><td class=\"selectPrompt\" colspan=\"8\">
-                               Select: 
-                                       <a href=\"javascript:selectPrefRows('fcat', true)\">All</a>,
-                                       <a href=\"javascript:selectPrefRows('fcat', false)\">None</a>
-                               </td</tr>";
-
-                               print "<tr class=\"title\">
-                                                       <td width=\"5%\">&nbsp;</td><td width=\"80%\">Title</td>
-                                               </tr>";
-                                               
-                               $lnum = 0;
-                               
-                               while ($line = db_fetch_assoc($result)) {
-               
-                                       $class = ($lnum % 2) ? "even" : "odd";
-               
-                                       $cat_id = $line["id"];
-               
-                                       $edit_cat_id = $_GET["id"];
-               
-                                       if ($subop == "editCat" && $cat_id != $edit_cat_id) {
-                                                       $class .= "Grayed";
-                                                       $this_row_id = "";
-                                       } else {
-                                               $this_row_id = "id=\"FCATR-$cat_id\"";
-                                       }
-               
-                                       print "<tr class=\"$class\" $this_row_id>";
-               
-                                       $edit_title = htmlspecialchars(db_unescape_string($line["title"]));
-               
-                                       if (!$edit_cat_id || $subop != "editCat") {
-               
-                                               print "<td align='center'><input onclick='toggleSelectPrefRow(this, \"fcat\");' 
-                                                       type=\"checkbox\" id=\"FCCHK-".$line["id"]."\"></td>";
-               
-                                               print "<td><a href=\"javascript:editFeedCat($cat_id);\">" . 
-                                                       $edit_title . "</a></td>";              
-               
-                                       } else if ($cat_id != $edit_cat_id) {
-               
-                                               print "<td align='center'><input disabled=\"true\" type=\"checkbox\" 
-                                                       id=\"FRCHK-".$line["id"]."\"></td>";
-               
-                                               print "<td>$edit_title</td>";           
-               
-                                       } else {
-               
-                                               print "<td align='center'><input disabled=\"true\" type=\"checkbox\" checked>";
-                                               
-                                               print "<input type=\"hidden\" name=\"id\" value=\"$cat_id\">";
-                                               print "<input type=\"hidden\" name=\"op\" value=\"pref-feeds\">";
-                                               print "<input type=\"hidden\" name=\"subop\" value=\"saveCat\">";
-                                       
-                                               print "</td>";
-               
-                                               print "<td><input onkeypress=\"return filterCR(event)\"
-                                                       name=\"title\" class=\"iedit\" value=\"$edit_title\"></td>";
-                                               
-                                       }
-                                       
-                                       print "</tr>";
-               
-                                       ++$lnum;
-                               }
-       
-                               print "</table>";
-
-                               print "</form>";
-       
-                               print "<p id=\"catOpToolbar\">";
-       
-                               if ($subop == "editCat") {
-                                       print "Edit category:&nbsp;
-                                               <input type=\"submit\" class=\"button\"
-                                                       onclick=\"return feedCatEditSave()\" value=\"Save\">
-                                               <input type=\"submit\" class=\"button\"
-                                                       onclick=\"return feedCatEditCancel()\" value=\"Cancel\">";
-                                       } else {
-               
-                                       print "
-                                               Selection:&nbsp;
-                                       <input type=\"submit\" class=\"button\" disabled=\"true\"
-                                               onclick=\"return editSelectedFeedCat()\" value=\"Edit\">
-                                       <input type=\"submit\" class=\"button\" disabled=\"true\"
-                                               onclick=\"return removeSelectedFeedCats()\" value=\"Remove\">";
-       
-                               }
-       
-                       } else {
-                               print "<p>No feed categories defined.</p>";
-                       }
-               }
-
-               print "<h3>Import OPML</h3>
-               <form   enctype=\"multipart/form-data\" method=\"POST\" action=\"opml.php\">
-                       File: <input id=\"opml_file\" name=\"opml_file\" type=\"file\">&nbsp;
-                       <input class=\"button\" name=\"op\" onclick=\"return validateOpmlImport();\"
-                               type=\"submit\" value=\"Import\">
-                       </form>";
-
-       }
-
-       if ($op == "pref-filters") {
-
-               $subop = $_GET["subop"];
-               $quiet = $_GET["quiet"];
-
-               if ($subop == "edit") {
-
-                       $filter_id = db_escape_string($_GET["id"]);
-
-                       $result = db_query($link, 
-                               "SELECT * FROM ttrss_filters WHERE id = '$filter_id' AND owner_uid = " . $_SESSION["uid"]);
-
-                       $reg_exp = htmlspecialchars(db_unescape_string(db_fetch_result($result, 0, "reg_exp")));
-                       $filter_type = db_fetch_result($result, 0, "filter_type");
-                       $feed_id = db_fetch_result($result, 0, "feed_id");
-                       $action_id = db_fetch_result($result, 0, "action_id");
-
-                       $enabled = sql_bool_to_bool(db_fetch_result($result, 0, "enabled"));
-
-                       print "<div id=\"infoBoxTitle\">Filter editor</div>";
-                       print "<div class=\"infoBoxContents\">";
-
-                       print "<form id=\"filter_edit_form\">";
-
-                       print "<input type=\"hidden\" name=\"op\" value=\"pref-filters\">";
-                       print "<input type=\"hidden\" name=\"id\" value=\"$filter_id\">";
-                       print "<input type=\"hidden\" name=\"subop\" value=\"editSave\">"; 
-
-//                     print "<div class=\"notice\"><b>Note:</b> filter will only apply to new articles.</div>";
-                       
-                       $result = db_query($link, "SELECT id,description 
-                               FROM ttrss_filter_types ORDER BY description");
-       
-                       $filter_types = array();
-       
-                       while ($line = db_fetch_assoc($result)) {
-                               //array_push($filter_types, $line["description"]);
-                               $filter_types[$line["id"]] = $line["description"];
-                       }
-
-                       print "<table width='100%'>";
-
-                       print "<tr><td>Match:</td>
-                               <td><input onkeypress=\"return filterCR(event)\"
-                                        onkeyup=\"toggleSubmitNotEmpty(this, 'infobox_submit')\"
-                                       name=\"reg_exp\" class=\"iedit\" value=\"$reg_exp\">";
-                       
-                       print "</td><td>";
-                       
-                       print_select_hash("filter_type", $filter_type, $filter_types, "class=\"iedit\"");       
-       
-                       print "</td></tr>";
-                       print "<tr><td>Feed:</td><td colspan='2'>";
-
-                       print_feed_select($link, "feed_id", $feed_id);
-                       
-                       print "</td></tr>";
-       
-                       print "<tr><td>Action:</td>";
-       
-                       print "<td colspan='2'><select name=\"action_id\">";
-       
-                       $result = db_query($link, "SELECT id,description FROM ttrss_filter_actions 
-                               ORDER BY name");
-
-                       while ($line = db_fetch_assoc($result)) {
-                               $is_sel = ($line["id"] == $action_id) ? "selected" : "";                        
-                               printf("<option value='%d' $is_sel>%s</option>", $line["id"], $line["description"]);
-                       }
-       
-                       print "</select>";
-
-                       print "</td></tr>";
-
-                       if ($enabled) {
-                               $checked = "checked";
-                       } else {
-                               $checked = "";
-                       }
-
-                       print "<tr><td>Options:</td><td>
-                                       <input type=\"checkbox\" name=\"enabled\" id=\"enabled\" $checked>
-                                       <label for=\"enabled\">Enabled</label>";
-
-                       print "</td></tr></table>";
-
-                       print "</form>";
-
-                       print "<div align='right'>";
-
-                       print "<input type=\"submit\" 
-                               id=\"infobox_submit\"
-                               class=\"button\" onclick=\"return filterEditSave()\" 
-                               value=\"Save\"> ";
-
-                       print "<input class=\"button\"
-                               type=\"submit\" onclick=\"return filterEditCancel()\" 
-                               value=\"Cancel\">";
-
-                       print "</div>";
-
-                       return;
-               }
-
-
-               if ($subop == "editSave") {
-
-                       $reg_exp = db_escape_string(trim($_GET["reg_exp"]));
-                       $filter_type = db_escape_string(trim($_GET["filter_type"]));
-                       $filter_id = db_escape_string($_GET["id"]);
-                       $feed_id = db_escape_string($_GET["feed_id"]);
-                       $action_id = db_escape_string($_GET["action_id"]); 
-                       $enabled = checkbox_to_sql_bool(db_escape_string($_GET["enabled"]));
-
-                       if (!$feed_id) {
-                               $feed_id = 'NULL';
-                       } else {
-                               $feed_id = sprintf("'%s'", db_escape_string($feed_id));
-                       }
-                       
-                       $result = db_query($link, "UPDATE ttrss_filters SET 
-                                       reg_exp = '$reg_exp', 
-                                       feed_id = $feed_id,
-                                       action_id = '$action_id',
-                                       filter_type = '$filter_type',
-                                       enabled = $enabled
-                               WHERE id = '$filter_id' AND owner_uid = " . $_SESSION["uid"]);
-               }
-
-               if ($subop == "remove") {
-
-                       if (!WEB_DEMO_MODE) {
-
-                               $ids = split(",", db_escape_string($_GET["ids"]));
-
-                               foreach ($ids as $id) {
-                                       db_query($link, "DELETE FROM ttrss_filters WHERE id = '$id' AND owner_uid = ". $_SESSION["uid"]);
-                                       
-                               }
-                       }
-               }
-
-               if ($subop == "add") {
-               
-                       if (!WEB_DEMO_MODE) {
-
-                               $regexp = db_escape_string(trim($_GET["reg_exp"]));
-                               $filter_type = db_escape_string(trim($_GET["filter_type"]));
-                               $feed_id = db_escape_string($_GET["feed_id"]);
-                               $action_id = db_escape_string($_GET["action_id"]); 
-
-                               if (!$feed_id) {
-                                       $feed_id = 'NULL';
-                               } else {
-                                       $feed_id = sprintf("'%s'", db_escape_string($feed_id));
-                               }
-
-                               $result = db_query($link,
-                                       "INSERT INTO ttrss_filters (reg_exp,filter_type,owner_uid,feed_id,
-                                               action_id) 
-                                       VALUES 
-                                               ('$regexp', '$filter_type','".$_SESSION["uid"]."', 
-                                                       $feed_id, '$action_id')");
-                       } 
-               }
-
-               if ($quiet) return;
-
-               $sort = db_escape_string($_GET["sort"]);
-
-               if (!$sort || $sort == "undefined") {
-                       $sort = "reg_exp";
-               }
-
-//             print "<div id=\"infoBoxShadow\"><div id=\"infoBox\">PLACEHOLDER</div></div>";
-
-               $result = db_query($link, "SELECT id,description 
-                       FROM ttrss_filter_types ORDER BY description");
-
-               $filter_types = array();
-
-               while ($line = db_fetch_assoc($result)) {
-                       //array_push($filter_types, $line["description"]);
-                       $filter_types[$line["id"]] = $line["description"];
-               }
-
-               print "<input type=\"submit\" 
-                       class=\"button\" 
-                       onclick=\"return displayDlg('quickAddFilter', false)\" 
-                       id=\"create_filter_btn\"
-                       value=\"Create filter\">"; 
-
-               $result = db_query($link, "SELECT 
-                               ttrss_filters.id AS id,reg_exp,
-                               ttrss_filter_types.name AS filter_type_name,
-                               ttrss_filter_types.description AS filter_type_descr,
-                               enabled,
-                               feed_id,
-                               ttrss_filter_actions.description AS action_description,
-                               ttrss_feeds.title AS feed_title
-                       FROM 
-                               ttrss_filter_types,ttrss_filter_actions,ttrss_filters LEFT JOIN
-                                       ttrss_feeds ON (ttrss_filters.feed_id = ttrss_feeds.id)
-                       WHERE
-                               filter_type = ttrss_filter_types.id AND
-                               ttrss_filter_actions.id = action_id AND
-                               ttrss_filters.owner_uid = ".$_SESSION["uid"]."
-                       ORDER by $sort");
-
-               if (db_num_rows($result) != 0) {
-
-                       print "<form id=\"filter_edit_form\">";                 
-
-                       print "<p><table width=\"100%\" cellspacing=\"0\" class=\"prefFilterList\" 
-                               id=\"prefFilterList\">";
-
-                       print "<tr><td class=\"selectPrompt\" colspan=\"8\">
-                               Select: 
-                                       <a href=\"javascript:selectPrefRows('filter', true)\">All</a>,
-                                       <a href=\"javascript:selectPrefRows('filter', false)\">None</a>
-                               </td</tr>";
-
-                       print "<tr class=\"title\">
-                                               <td align='center' width=\"5%\">&nbsp;</td>
-                                               <td width=\"20%\"><a href=\"javascript:updateFilterList('reg_exp')\">Filter expression</a></td>
-                                               <td width=\"20%\"><a href=\"javascript:updateFilterList('feed_title')\">Feed</a></td>
-                                               <td width=\"15%\"><a href=\"javascript:updateFilterList('filter_type')\">Match</a></td>
-                                               <td width=\"15%\"><a href=\"javascript:updateFilterList('action_description')\">Action</a></td>";
-
-                       $lnum = 0;
-                       
-                       while ($line = db_fetch_assoc($result)) {
-       
-                               $class = ($lnum % 2) ? "even" : "odd";
-       
-                               $filter_id = $line["id"];
-                               $edit_filter_id = $_GET["id"];
-
-                               $enabled = sql_bool_to_bool($line["enabled"]);
-       
-                               if ($subop == "edit" && $filter_id != $edit_filter_id) {
-                                       $class .= "Grayed";
-                                       $this_row_id = "";
-                               } else {
-                                       $this_row_id = "id=\"FILRR-$filter_id\"";
-                               }
-       
-                               print "<tr class=\"$class\" $this_row_id>";
-       
-                               $line["reg_exp"] = htmlspecialchars(db_unescape_string($line["reg_exp"]));
-       
-                               if (!$line["feed_title"]) $line["feed_title"] = "All feeds";
-
-                               $line["feed_title"] = htmlspecialchars(db_unescape_string($line["feed_title"]));
-
-                               print "<td align='center'><input onclick='toggleSelectPrefRow(this, \"filter\");' 
-                                       type=\"checkbox\" id=\"FICHK-".$line["id"]."\"></td>";
-
-                               if (!$enabled) {
-                                       $line["reg_exp"] = "<span class=\"insensitive\">" . 
-                                               $line["reg_exp"] . " (Disabled)</span>";
-                                       $line["feed_title"] = "<span class=\"insensitive\">" . 
-                                               $line["feed_title"] . "</span>";
-                                       $line["filter_type_descr"] = "<span class=\"insensitive\">" . 
-                                               $line["filter_type_descr"] . "</span>";
-                                       $line["action_description"] = "<span class=\"insensitive\">" . 
-                                               $line["action_description"] . "</span>";
-                               }       
-       
-                               print "<td><a href=\"javascript:editFilter($filter_id);\">" . 
-                                       $line["reg_exp"] . "</td>";             
-       
-                               print "<td><a href=\"javascript:editFilter($filter_id);\">" . 
-                                       $line["feed_title"] . "</td>";                  
-       
-                               print "<td><a href=\"javascript:editFilter($filter_id);\">" . 
-                                       $line["filter_type_descr"] . "</td>";           
-               
-                               print "<td><a href=\"javascript:editFilter($filter_id);\">" . 
-                                       $line["action_description"] . "</td>";                  
-                               
-                               print "</tr>";
-       
-                               ++$lnum;
-                       }
-       
-                       if ($lnum == 0) {
-                               print "<tr><td colspan=\"4\" align=\"center\">No filters defined.</td></tr>";
-                       }
-       
-                       print "</table>";
-
-                       print "</form>";
-       
-                       print "<p id=\"filterOpToolbar\">";
-       
-                       print "
-                                       Selection:
-                               <input type=\"submit\" class=\"button\" disabled=\"true\"
-                                       onclick=\"return editSelectedFilter()\" value=\"Edit\">
-                               <input type=\"submit\" class=\"button\" disabled=\"true\"
-                                       onclick=\"return removeSelectedFilters()\" value=\"Remove\">";
-
-                       print "</p>";
-
-               } else {
-
-                       print "<p>No filters defined.</p>";
-
-               }
-       }
-
-       // We need to accept raw SQL data in label queries, so not everything is escaped
-       // here, this is by design. If you don't like the whole idea, disable labels
-       // altogether with GLOBAL_ENABLE_LABELS = false
-
-       if ($op == "pref-labels") {
-
-               if (!GLOBAL_ENABLE_LABELS) { 
-
-                       print "<p>Sorry, labels have been administratively disabled for this installation. Please contact instance owner or edit configuration file to enable this functionality.</p>";
-                       return; 
-               }
-
-               $subop = $_GET["subop"];
-
-               if ($subop == "edit") {
-
-                       $label_id = db_escape_string($_GET["id"]);
-
-                       $result = db_query($link, "SELECT sql_exp,description   FROM ttrss_labels WHERE 
-                               owner_uid = ".$_SESSION["uid"]." AND id = '$label_id' ORDER by description");
-
-                       $line = db_fetch_assoc($result);
-
-                       $sql_exp = htmlspecialchars(db_unescape_string($line["sql_exp"]));
-                       $description = htmlspecialchars(db_unescape_string($line["description"]));
-
-                       print "<div id=\"infoBoxTitle\">Label editor</div>";
-                       print "<div class=\"infoBoxContents\">";
-
-                       print "<form id=\"label_edit_form\">";
-
-                       print "<input type=\"hidden\" name=\"op\" value=\"pref-labels\">";
-                       print "<input type=\"hidden\" name=\"id\" value=\"$label_id\">";
-                       print "<input type=\"hidden\" name=\"subop\" value=\"editSave\">"; 
-
-                       print "<table width='100%'>";
-
-                       print "<tr><td>Caption:</td>
-                               <td><input onkeypress=\"return filterCR(event)\"
-                                        onkeyup=\"toggleSubmitNotEmpty(this, 'infobox_submit')\"
-                                        name=\"description\" class=\"iedit\" value=\"$description\">";
-
-                       print "</td></tr>";
-
-                       print "<tr><td colspan=\"2\">
-                               <p>SQL Expression:</p>";
-
-                       print "<textarea onkeyup=\"toggleSubmitNotEmpty(this, 'infobox_submit')\"
-                                        rows=\"4\" name=\"sql_exp\" class=\"iedit\">$sql_exp</textarea>";
-
-                       print "</td></tr></table>";
-
-                       print "</form>";
-
-                       print "<div style=\"display : none\" id=\"label_test_result\"></div>";
-
-                       print "<div align='right'>";
-
-                       $is_disabled = (strpos($_SERVER['HTTP_USER_AGENT'], 'Opera') !== FALSE) ? "disabled" : "";
-
-                       print "<input $is_disabled type=\"submit\" onclick=\"return labelTest()\" value=\"Test\">
-                               ";
-
-                       print "<input type=\"submit\" 
-                               id=\"infobox_submit\"
-                               class=\"button\" onclick=\"return labelEditSave()\" 
-                               value=\"Save\"> ";
-
-                       print "<input class=\"button\"
-                               type=\"submit\" onclick=\"return labelEditCancel()\" 
-                               value=\"Cancel\">";
-
-                       print "</div>";
-
-                       return;
-               }
-
-               if ($subop == "test") {
-
-                       $expr = db_unescape_string(trim($_GET["expr"]));
-                       $descr = db_unescape_string(trim($_GET["descr"]));
-
-                       print "<div>";
-
-                       error_reporting(0);
-
-
-                       $result = db_query($link, 
-                               "SELECT count(ttrss_entries.id) AS num_matches
-                                       FROM ttrss_entries,ttrss_user_entries,ttrss_feeds
-                                       WHERE ($expr) AND 
-                                               ttrss_user_entries.ref_id = ttrss_entries.id AND
-                                               ttrss_user_entries.feed_id = ttrss_feeds.id AND
-                                               ttrss_user_entries.owner_uid = " . $_SESSION["uid"], false);
-
-                       error_reporting (DEFAULT_ERROR_LEVEL);
-
-                       if (!$result) {
-                               print "<p>" . db_last_error($link) . "</p>";
-                               print "</div>";
-                               return;
-                       }
-
-                       $num_matches = db_fetch_result($result, 0, "num_matches");;
-                       
-                       if ($num_matches > 0) { 
-
-                               if ($num_matches > 10) {
-                                       $showing_msg = ", showing first 10";
-                               }
-
-                               print "<p>Query returned <b>$num_matches</b> matches$showing_msg:</p>";
-
-                               $result = db_query($link, 
-                                       "SELECT ttrss_entries.title, 
-                                               (SELECT title FROM ttrss_feeds WHERE id = feed_id) AS feed_title
-                                       FROM ttrss_entries,ttrss_user_entries,ttrss_feeds
-                                                       WHERE ($expr) AND 
-                                                       ttrss_user_entries.ref_id = ttrss_entries.id
-                                                       AND ttrss_user_entries.feed_id = ttrss_feeds.id
-                                                       AND ttrss_user_entries.owner_uid = " . $_SESSION["uid"] . " 
-                                                       ORDER BY date_entered DESC LIMIT 10", false);
-
-                               print "<ul class=\"labelTestResults\">";
-
-                               $row_class = "even";
-                               
-                               while ($line = db_fetch_assoc($result)) {
-                                       $row_class = toggleEvenOdd($row_class);
-                                       
-                                       print "<li class=\"$row_class\">".$line["title"].
-                                               " <span class=\"insensitive\">(".$line["feed_title"].")</span></li>";
-                               }
-                               print "</ul>";
-
-                       } else {
-                               print "<p>Query didn't return any matches.</p>";
-                       }
-
-                       print "</div>";
-
-                       return;
-               }
-
-               if ($subop == "editSave") {
-
-                       $sql_exp = trim($_GET["sql_exp"]);
-                       $descr = db_escape_string(trim($_GET["description"]));
-                       $label_id = db_escape_string($_GET["id"]);
-                       
-                       $result = db_query($link, "UPDATE ttrss_labels SET 
-                               sql_exp = '$sql_exp', 
-                               description = '$descr'
-                               WHERE id = '$label_id'");
-               }
-
-               if ($subop == "remove") {
-
-                       if (!WEB_DEMO_MODE) {
-
-                               $ids = split(",", db_escape_string($_GET["ids"]));
-
-                               foreach ($ids as $id) {
-                                       db_query($link, "DELETE FROM ttrss_labels WHERE id = '$id'");
-                                       
-                               }
-                       }
-               }
-
-               if ($subop == "add") {
-               
-                       if (!WEB_DEMO_MODE) {
-
-                               // no escaping is done here on purpose
-                               $sql_exp = trim($_GET["sql_exp"]);
-                               $description = db_escape_string($_GET["description"]);
-                                       
-                               $result = db_query($link,
-                                       "INSERT INTO ttrss_labels (sql_exp,description,owner_uid) 
-                                               VALUES ('$sql_exp', '$description', '".$_SESSION["uid"]."')");
-                       } 
-               }
-
-               $sort = db_escape_string($_GET["sort"]);
-
-               if (!$sort || $sort == "undefined") {
-                       $sort = "description";
-               }
-
-               print "<div class=\"prefGenericAddBox\">";
-
-               print"<input type=\"submit\" class=\"button\" 
-                       id=\"label_create_btn\"
-                       onclick=\"return displayDlg('quickAddLabel', false)\" 
-                       value=\"Create label\"></div>";
-
-               $result = db_query($link, "SELECT 
-                               id,sql_exp,description
-                       FROM 
-                               ttrss_labels 
-                       WHERE 
-                               owner_uid = ".$_SESSION["uid"]."
-                       ORDER BY $sort");
-
-//             print "<div id=\"infoBoxShadow\"><div id=\"infoBox\">PLACEHOLDER</div></div>";
-
-               if (db_num_rows($result) != 0) {
-
-                       print "<form id=\"label_edit_form\">";
-
-                       print "<p><table width=\"100%\" cellspacing=\"0\" 
-                               class=\"prefLabelList\" id=\"prefLabelList\">";
-
-                       print "<tr><td class=\"selectPrompt\" colspan=\"8\">
-                               Select: 
-                                       <a href=\"javascript:selectPrefRows('label', true)\">All</a>,
-                                       <a href=\"javascript:selectPrefRows('label', false)\">None</a>
-                               </td</tr>";
-
-                       print "<tr class=\"title\">
-                                               <td width=\"5%\">&nbsp;</td>
-                                               <td width=\"30%\"><a href=\"javascript:updateLabelList('description')\">Caption</a></td>
-                                               <td width=\"50%\"><a href=\"javascript:updateLabelList('sql_exp')\">SQL Expression</a>
-                                               <a class=\"helpLink\" href=\"javascript:displayHelpInfobox(1)\">(?)</a>
-                                               </td>
-                                               </tr>";
-                       
-                       $lnum = 0;
-                       
-                       while ($line = db_fetch_assoc($result)) {
-       
-                               $class = ($lnum % 2) ? "even" : "odd";
-       
-                               $label_id = $line["id"];
-                               $edit_label_id = $_GET["id"];
-       
-                               if ($subop == "edit" && $label_id != $edit_label_id) {
-                                       $class .= "Grayed";
-                                       $this_row_id = "";
-                               } else {
-                                       $this_row_id = "id=\"LILRR-$label_id\"";
-                               }
-       
-                               print "<tr class=\"$class\" $this_row_id>";
-       
-                               $line["sql_exp"] = htmlspecialchars(db_unescape_string($line["sql_exp"]));
-                               $line["description"] = htmlspecialchars(
-                                               db_unescape_string($line["description"]));
-       
-                               if (!$line["description"]) $line["description"] = "[No caption]";
-       
-                               print "<td align='center'><input onclick='toggleSelectPrefRow(this, \"label\");' 
-                                       type=\"checkbox\" id=\"LICHK-".$line["id"]."\"></td>";
-       
-                               print "<td><a href=\"javascript:editLabel($label_id);\">" . 
-                                       $line["description"] . "</td>";                 
-
-                               print "<td><a href=\"javascript:editLabel($label_id);\">" . 
-                                       $line["sql_exp"] . "</td>";             
-
-                               print "</tr>";
-       
-                               ++$lnum;
-                       }
-       
-                       if ($lnum == 0) {
-                               print "<tr><td colspan=\"4\" align=\"center\">No labels defined.</td></tr>";
-                       }
-       
-                       print "</table>";
-
-                       print "</form>";
-       
-                       print "<p id=\"labelOpToolbar\">";
-       
-                       print "
-                                       Selection:
-                               <input type=\"submit\" class=\"button\" disabled=\"true\"
-                                       onclick=\"javascript:editSelectedLabel()\" value=\"Edit\">
-                               <input type=\"submit\" class=\"button\" disabled=\"true\"
-                               onclick=\"javascript:removeSelectedLabels()\" value=\"Remove\">";
-
-               } else {
-                       print "<p>No labels defined.</p>";
-               }
-       }
-
-       if ($op == "error") {
-               print "<div width=\"100%\" align='center'>";
-               $msg = $_GET["msg"];
-               print $msg;
-               print "</div>";
-       }
-
-       if ($op == "help") {
-               if (!$_GET["noheaders"]) {
-                       print "<html><head>
-                               <title>Tiny Tiny RSS : Help</title>
-                               <link rel=\"stylesheet\" href=\"tt-rss.css\" type=\"text/css\">
-                               <script type=\"text/javascript\" src=\"prototype.js\"></script>
-                               <script type=\"text/javascript\" src=\"functions.js?$script_dt_add\"></script>
-                               <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">
-                               </head><body>";
-               }
-
-               $tid = sprintf("%d", $_GET["tid"]);
-
-               print "<div id=\"infoBoxTitle\">Help</div>";
-
-               print "<div class='infoBoxContents'>";
-
-               if (file_exists("help/$tid.php")) {
-                       include("help/$tid.php");
-               } else {
-                       print "<p>Help topic not found.</p>";
-               }
-
-               print "</div>";
-
-               print "<div align='center'>
-                       <input type='submit' class='button'                     
-                       onclick=\"closeInfoBox()\" value=\"Close this window\"></div>";
-
-               if (!$_GET["noheaders"]) { 
-                       print "</body></html>";
-               }
-
-       }
-
-       if ($op == "dlg") {
-               $id = $_GET["id"];
-               $param = $_GET["param"];
-
-               if ($id == "quickAddFeed") {
-
-                       print "<div id=\"infoBoxTitle\">Subscribe to feed</div>";
-                       print "<div class=\"infoBoxContents\">";
-
-                       print "<form id='feed_add_form'>";
-
-                       print "<input type=\"hidden\" name=\"op\" value=\"pref-feeds\">";
-                       print "<input type=\"hidden\" name=\"quiet\" value=\"1\">";
-                       print "<input type=\"hidden\" name=\"subop\" value=\"add\">"; 
-
-                       print "<table width='100%'>
-                       <tr><td>Feed URL:</td><td>
-                               <input class=\"iedit\" onblur=\"javascript:enableHotkeys()\" 
-                                       onkeypress=\"return filterCR(event)\"
-                                       onkeyup=\"toggleSubmitNotEmpty(this, 'fadd_submit_btn')\"
-                                       onfocus=\"javascript:disableHotkeys()\" name=\"feed_url\"></td></tr>";
-               
-                       if (get_pref($link, 'ENABLE_FEED_CATS')) {
-                               print "<tr><td>Category:</td><td>";
-                               print_feed_cat_select($link, "cat_id");                 
-                               print "</td></tr>";
-                       }
-
-                       print "</table>";
-                       print "</form>";
-
-                       print "<div align='right'>
-                               <input class=\"button\"
-                                       id=\"fadd_submit_btn\" disabled=\"true\"
-                                       type=\"submit\" onclick=\"return qafAdd()\" value=\"Subscribe\">
-                               <input class=\"button\"
-                                       type=\"submit\" onclick=\"return closeInfoBox()\" 
-                                       value=\"Cancel\"></div>";
-               }
-
-               if ($id == "search") {
-
-                       print "<div id=\"infoBoxTitle\">Search</div>";
-                       print "<div class=\"infoBoxContents\">";
-
-                       print "<form id='search_form'>";
-
-                       #$active_feed_id = db_escape_string($_GET["param"]);
-
-                       $params = split(":", db_escape_string($_GET["param"]));
-
-                       $active_feed_id = sprintf("%d", $params[0]);
-                       $is_cat = $params[1] == "true";
-
-                       print "<table width='100%'><tr><td>Search:</td><td>";
-                       
-                       print "<input name=\"query\" class=\"iedit\" 
-                               onkeypress=\"return filterCR(event)\"
-                               onkeyup=\"toggleSubmitNotEmpty(this, 'search_submit_btn')\"
-                               value=\"\">
-                       </td></tr>";
-                       
-                       print "<tr><td>Where:</td><td>";
-                       
-                       print "<select name=\"search_mode\">
-                               <option value=\"all_feeds\">All feeds</option>";
-                       
-                       $feed_title = getFeedTitle($link, $active_feed_id);
-
-                       if (!$is_cat) {
-                               $feed_cat_title = getFeedCatTitle($link, $active_feed_id);
-                       } else {
-                               $feed_cat_title = getCategoryTitle($link, $active_feed_id);
-                       }
-                       
-                       if ($active_feed_id && !$is_cat) {                              
-                               print "<option selected value=\"this_feed\">This feed ($feed_title)</option>";
-                       } else {
-                               print "<option disabled>This feed</option>";
-                       }
-
-                       if ($is_cat) {
-                               $cat_preselected = "selected";
-                       }
-
-                       if (get_pref($link, 'ENABLE_FEED_CATS') && ($active_feed_id > 0 || $is_cat)) {
-                               print "<option $cat_preselected value=\"this_cat\">This category ($feed_cat_title)</option>";
-                       } else {
-                               print "<option disabled>This category</option>";
-                       }
-
-                       print "</select></td></tr>"; 
-
-                       print "<tr><td>Match on:</td><td>";
-
-                       $search_fields = array(
-                               "title" => "Title",
-                               "content" => "Content",
-                               "both" => "Title or content");
-
-                       print_select_hash("match_on", 3, $search_fields); 
-                               
-                       print "</td></tr></table>";
-
-                       print "</form>";
-
-                       print "<div align=\"right\">
-                       <input type=\"submit\" 
-                               class=\"button\" onclick=\"javascript:search()\" 
-                               id=\"search_submit_btn\" disabled=\"true\"
-                               value=\"Search\">
-                       <input class=\"button\"
-                               type=\"submit\" onclick=\"javascript:searchCancel()\" 
-                               value=\"Cancel\"></div>";
-
-                       print "</div>";
-
-               }
-
-               if ($id == "quickAddLabel") {
-                       print "<div id=\"infoBoxTitle\">Create label</div>";
-                       print "<div class=\"infoBoxContents\">";
-
-                       print "<form id=\"label_edit_form\">";
-
-                       print "<input type=\"hidden\" name=\"op\" value=\"pref-labels\">";
-                       print "<input type=\"hidden\" name=\"subop\" value=\"add\">"; 
-
-                       print "<table width='100%'>";
-
-                       print "<tr><td>Caption:</td>
-                               <td><input onkeypress=\"return filterCR(event)\"
-                                        onkeyup=\"toggleSubmitNotEmpty(this, 'infobox_submit')\"
-                                        name=\"description\" class=\"iedit\">";
-
-                       print "</td></tr>";
-
-                       print "<tr><td colspan=\"2\">
-                               <p>SQL Expression:</p>";
-
-                       print "<textarea onkeyup=\"toggleSubmitNotEmpty(this, 'infobox_submit')\"
-                                        rows=\"4\" name=\"sql_exp\" class=\"iedit\"></textarea>";
-
-                       print "</td></tr></table>";
-
-                       print "</form>";
-
-                       print "<div style=\"display : none\" id=\"label_test_result\"></div>";
-
-                       print "<div align='right'>";
-
-                       print "<input type=\"submit\" onclick=\"labelTest()\" value=\"Test\">
-                               ";
-
-                       print "<input type=\"submit\" 
-                               id=\"infobox_submit\"
-                               disabled=\"true\"
-                               class=\"button\" onclick=\"return addLabel()\" 
-                               value=\"Create\"> ";
-
-                       print "<input class=\"button\"
-                               type=\"submit\" onclick=\"return labelEditCancel()\" 
-                               value=\"Cancel\">";
-               }
-
-               if ($id == "quickAddFilter") {
-
-                       $active_feed_id = db_escape_string($_GET["param"]);
-
-                       print "<div id=\"infoBoxTitle\">Create filter</div>";
-                       print "<div class=\"infoBoxContents\">";
-
-                       print "<form id=\"filter_add_form\">";
-
-                       print "<input type=\"hidden\" name=\"op\" value=\"pref-filters\">";
-                       print "<input type=\"hidden\" name=\"quiet\" value=\"1\">";
-                       print "<input type=\"hidden\" name=\"subop\" value=\"add\">"; 
-
-//                     print "<div class=\"notice\"><b>Note:</b> filter will only apply to new articles.</div>";
-               
-                       $result = db_query($link, "SELECT id,description 
-                               FROM ttrss_filter_types ORDER BY description");
-       
-                       $filter_types = array();
-       
-                       while ($line = db_fetch_assoc($result)) {
-                               //array_push($filter_types, $line["description"]);
-                               $filter_types[$line["id"]] = $line["description"];
-                       }
-
-                       print "<table width='100%'>";
-
-                       print "<tr><td>Match:</td>
-                               <td><input onkeypress=\"return filterCR(event)\"
-                                        onkeyup=\"toggleSubmitNotEmpty(this, 'infobox_submit')\"
-                                       name=\"reg_exp\" class=\"iedit\">";             
-                       print "</td><td>";
-               
-                       print_select_hash("filter_type", 1, $filter_types, "class=\"iedit\"");  
-       
-                       print "</td></tr>";
-                       print "<tr><td>Feed:</td><td colspan='2'>";
-
-                       print_feed_select($link, "feed_id", $active_feed_id);
-                       
-                       print "</td></tr>";
-       
-                       print "<tr><td>Action:</td>";
-       
-                       print "<td colspan='2'><select name=\"action_id\">";
-       
-                       $result = db_query($link, "SELECT id,description FROM ttrss_filter_actions 
-                               ORDER BY name");
-
-                       while ($line = db_fetch_assoc($result)) {
-                               printf("<option value='%d'>%s</option>", $line["id"], $line["description"]);
-                       }
-       
-                       print "</select>";
-
-                       print "</td></tr></table>";
-
-                       print "</form>";
-
-                       print "<div align='right'>";
-
-                       print "<input type=\"submit\" 
-                               id=\"infobox_submit\"
-                               class=\"button\" onclick=\"return qaddFilter()\" 
-                               disabled=\"true\" value=\"Create\"> ";
-
-                       print "<input class=\"button\"
-                               type=\"submit\" onclick=\"return closeInfoBox()\" 
-                               value=\"Cancel\">";
-
-                       print "</div>";
-
-//                     print "</td></tr></table>"; 
-
-               }
-
-               print "</div>";
-
-       }
-
-       // update feeds of all users, may be used anonymously
-       if ($op == "globalUpdateFeeds") {
-
-               $result = db_query($link, "SELECT id FROM ttrss_users");
-
-               while ($line = db_fetch_assoc($result)) {
-                       $user_id = $line["id"];
-//                     print "<!-- updating feeds of uid $user_id -->";
-                       update_all_feeds($link, false, $user_id);
-               }
-
-               print "<rpc-reply>
-                       <message msg=\"All feeds updated\"/>
-               </rpc-reply>";
-
-       }
-
-       if ($op == "pref-prefs") {
-
-               $subop = $_REQUEST["subop"];
-
-               if ($subop == "Save configuration") {
-
-                       if (WEB_DEMO_MODE) {
-                               header("Location: prefs.php");
-                               return;
-                       }
-
-                       $_SESSION["prefs_op_result"] = "save-config";
-
-                       $_SESSION["prefs_cache"] = false;
-
-                       foreach (array_keys($_POST) as $pref_name) {
-                       
-                               $pref_name = db_escape_string($pref_name);
-                               $value = db_escape_string($_POST[$pref_name]);
-
-                               $result = db_query($link, "SELECT type_name 
-                                       FROM ttrss_prefs,ttrss_prefs_types 
-                                       WHERE pref_name = '$pref_name' AND type_id = ttrss_prefs_types.id");
-
-                               if (db_num_rows($result) > 0) {
-
-                                       $type_name = db_fetch_result($result, 0, "type_name");
-
-//                                     print "$pref_name : $type_name : $value<br>";
-
-                                       if ($type_name == "bool") {
-                                               if ($value == "1") {
-                                                       $value = "true";
-                                               } else {
-                                                       $value = "false";
-                                               }
-                                       } else if ($type_name == "integer") {
-                                               $value = sprintf("%d", $value);
-                                       }
-
-//                                     print "$pref_name : $type_name : $value<br>";
-
-                                       db_query($link, "UPDATE ttrss_user_prefs SET value = '$value' 
-                                               WHERE pref_name = '$pref_name' AND owner_uid = ".$_SESSION["uid"]);
-
-                               }
-
-                               header("Location: prefs.php");
-
-                       }
-
-               } else if ($subop == "getHelp") {
-
-                       $pref_name = db_escape_string($_GET["pn"]);
-
-                       $result = db_query($link, "SELECT help_text FROM ttrss_prefs
-                               WHERE pref_name = '$pref_name'");
-
-                       if (db_num_rows($result) > 0) {
-                               $help_text = db_fetch_result($result, 0, "help_text");
-                               print $help_text;
-                       } else {
-                               print "Unknown option: $pref_name";
-                       }
-
-               } else if ($subop == "Change e-mail") {
-
-                       if (WEB_DEMO_MODE) {
-                               header("Location: prefs.php");
-                               return;
-                       }
-
-                       $email = db_escape_string($_GET["email"]);
-                       $active_uid = $_SESSION["uid"];
-
-                       if ($email) {
-                               db_query($link, "UPDATE ttrss_users SET email = '$email' 
-                                               WHERE id = '$active_uid'");                             
-                       }
-
-                       header("Location: prefs.php");
-
-               } else if ($subop == "Change password") {
-
-                       if (WEB_DEMO_MODE) {
-                               header("Location: prefs.php");
-                               return;
-                       }
-
-                       $old_pw = $_POST["OLD_PASSWORD"];
-                       $new_pw = $_POST["OLD_PASSWORD"];
-
-                       $old_pw_hash = 'SHA1:' . sha1($_POST["OLD_PASSWORD"]);
-                       $new_pw_hash = 'SHA1:' . sha1($_POST["NEW_PASSWORD"]);
-
-                       $active_uid = $_SESSION["uid"];
-
-                       if ($old_pw && $new_pw) {
-
-                               $login = db_escape_string($_SERVER['PHP_AUTH_USER']);
-
-                               $result = db_query($link, "SELECT id FROM ttrss_users WHERE 
-                                       id = '$active_uid' AND (pwd_hash = '$old_pw' OR 
-                                               pwd_hash = '$old_pw_hash')");
-
-                               if (db_num_rows($result) == 1) {
-                                       db_query($link, "UPDATE ttrss_users SET pwd_hash = '$new_pw_hash' 
-                                               WHERE id = '$active_uid'");                             
-
-                                       $_SESSION["pwd_change_result"] = "ok";
-                               } else {
-                                       $_SESSION["pwd_change_result"] = "failed";                                      
-                               }
-                       }
-
-                       header("Location: prefs.php");
-
-               } else if ($subop == "Reset to defaults") {
-
-                       if (WEB_DEMO_MODE) {
-                               header("Location: prefs.php");
-                               return;
-                       }
-
-                       $_SESSION["prefs_op_result"] = "reset-to-defaults";
-
-                       if (DB_TYPE == "pgsql") {
-                               db_query($link,"UPDATE ttrss_user_prefs 
-                                       SET value = ttrss_prefs.def_value 
-                                       WHERE owner_uid = '".$_SESSION["uid"]."' AND
-                                       ttrss_prefs.pref_name = ttrss_user_prefs.pref_name");
-                       } else {
-                               db_query($link, "DELETE FROM ttrss_user_prefs 
-                                       WHERE owner_uid = ".$_SESSION["uid"]);
-                               initialize_user_prefs($link, $_SESSION["uid"]);
-                       }
-
-                       header("Location: prefs.php");
-
-               } else if ($subop == "Change theme") {
-
-                       $theme = db_escape_string($_POST["theme"]);
-
-                       if ($theme == "Default") {
-                               $theme_qpart = 'NULL';
-                       } else {
-                               $theme_qpart = "'$theme'";
-                       }
-
-                       $result = db_query($link, "SELECT id,theme_path FROM ttrss_themes
-                               WHERE theme_name = '$theme'");
-
-                       if (db_num_rows($result) == 1) {
-                               $theme_id = db_fetch_result($result, 0, "id");
-                               $theme_path = db_fetch_result($result, 0, "theme_path");
-                       } else {
-                               $theme_id = "NULL";
-                               $theme_path = "";
-                       }
-
-                       db_query($link, "UPDATE ttrss_users SET
-                               theme_id = $theme_id WHERE id = " . $_SESSION["uid"]);
-
-                       $_SESSION["theme"] = $theme_path;
-
-                       header("Location: prefs.php");
-
-               } else {
-
-                       print check_for_update($link);
-
-                       if (!SINGLE_USER_MODE) {
-
-                               $result = db_query($link, "SELECT id,email FROM ttrss_users
-                                       WHERE id = ".$_SESSION["uid"]." AND (pwd_hash = 'password' OR
-                                               pwd_hash = 'SHA1:".sha1("password")."')");
-
-                               if (db_num_rows($result) != 0) {
-                                       print "<div class=\"warning\"> 
-                                               Your password is at default value, please change it.
-                                       </div>";
-                               }
-
-                               if ($_SESSION["pwd_change_result"] == "failed") {
-                                       print "<div class=\"warning\"> 
-                                                       There was an error while changing your password.
-                                               </div>";
-                               }
-
-                               if ($_SESSION["pwd_change_result"] == "ok") {
-                                       print "<div class=\"notice\"> 
-                                                       Password changed successfully.
-                                               </div>";
-                               }
-
-                               $_SESSION["pwd_change_result"] = "";
-
-                               if ($_SESSION["prefs_op_result"] == "reset-to-defaults") {
-                                       print "<div class=\"notice\"> 
-                                                       Your configuration was reset to defaults.
-                                               </div>";
-                               }
-
-                               if ($_SESSION["prefs_op_result"] == "save-config") {
-                                       print "<div class=\"notice\"> 
-                                                       Your configuration was saved successfully.
-                                               </div>";
-                               }
-
-                               $_SESSION["prefs_op_result"] = "";
-
-                               print "<form action=\"backend.php\" method=\"GET\">";
-       
-                               print "<table width=\"100%\" class=\"prefPrefsList\">";
-                               print "<tr><td colspan='3'><h3>Personal data</h3></tr></td>";
-
-                               $result = db_query($link, "SELECT email FROM ttrss_users
-                                       WHERE id = ".$_SESSION["uid"]);
-                                       
-                               $email = db_fetch_result($result, 0, "email");
-       
-                               print "<tr><td width=\"40%\">E-mail</td>";
-                               print "<td><input class=\"editbox\" name=\"email\" 
-                                       value=\"$email\"></td></tr>";
-       
-                               print "</table>";
-       
-                               print "<input type=\"hidden\" name=\"op\" value=\"pref-prefs\">";
-       
-                               print "<p><input class=\"button\" type=\"submit\" 
-                                       value=\"Change e-mail\" name=\"subop\">";
-
-                               print "</form>";
-
-                               print "<form action=\"backend.php\" method=\"POST\" name=\"changePassForm\">";
-       
-                               print "<table width=\"100%\" class=\"prefPrefsList\">";
-                               print "<tr><td colspan='3'><h3>Authentication</h3></tr></td>";
-       
-                               print "<tr><td width=\"40%\">Old password</td>";
-                               print "<td><input class=\"editbox\" type=\"password\"
-                                       name=\"OLD_PASSWORD\"></td></tr>";
-       
-                               print "<tr><td width=\"40%\">New password</td>";
-                               
-                               print "<td><input class=\"editbox\" type=\"password\"
-                                       name=\"NEW_PASSWORD\"></td></tr>";
-       
-                               print "</table>";
-       
-                               print "<input type=\"hidden\" name=\"op\" value=\"pref-prefs\">";
-       
-                               print "<p><input class=\"button\" type=\"submit\" 
-                                       onclick=\"return validateNewPassword(this.form)\"
-                                       value=\"Change password\" name=\"subop\">";
-       
-                               print "</form>";
-
-                       }
-
-                       $result = db_query($link, "SELECT
-                               theme_id FROM ttrss_users WHERE id = " . $_SESSION["uid"]);
-
-                       $user_theme_id = db_fetch_result($result, 0, "theme_id");
-
-                       $result = db_query($link, "SELECT
-                               id,theme_name FROM ttrss_themes ORDER BY theme_name");
-
-                       if (db_num_rows($result) > 0) {
-
-                               print "<form action=\"backend.php\" method=\"POST\">";
-                               print "<table width=\"100%\" class=\"prefPrefsList\">";
-                               print "<tr><td colspan='3'><h3>Themes</h3></tr></td>";
-                               print "<tr><td width=\"40%\">Select theme</td>";
-                               print "<td><select name=\"theme\">";
-                               print "<option>Default</option>";
-                               print "<option disabled>--------</option>";                             
-                               
-                               while ($line = db_fetch_assoc($result)) {       
-                                       if ($line["id"] == $user_theme_id) {
-                                               $selected = "selected";
-                                       } else {
-                                               $selected = "";
-                                       }
-                                       print "<option $selected>" . $line["theme_name"] . "</option>";
-                               }
-                               print "</select></td></tr>";
-                               print "</table>";
-                               print "<input type=\"hidden\" name=\"op\" value=\"pref-prefs\">";
-                               print "<p><input class=\"button\" type=\"submit\" 
-                                       value=\"Change theme\" name=\"subop\">";
-                               print "</form>";
-                       }
-
-                       initialize_user_prefs($link, $_SESSION["uid"]);
-
-                       $result = db_query($link, "SELECT 
-                               ttrss_user_prefs.pref_name,short_desc,help_text,value,type_name,
-                               section_name,def_value
-                               FROM ttrss_prefs,ttrss_prefs_types,ttrss_prefs_sections,ttrss_user_prefs
-                               WHERE type_id = ttrss_prefs_types.id AND 
-                                       section_id = ttrss_prefs_sections.id AND
-                                       ttrss_user_prefs.pref_name = ttrss_prefs.pref_name AND
-                                       owner_uid = ".$_SESSION["uid"]."
-                               ORDER BY section_id,short_desc");
-
-                       print "<form action=\"backend.php\" method=\"POST\">";
-
-                       $lnum = 0;
-
-                       $active_section = "";
-       
-                       while ($line = db_fetch_assoc($result)) {
-
-                               if ($active_section != $line["section_name"]) {
-
-                                       if ($active_section != "") {
-                                               print "</table>";
-                                       }
-
-                                       print "<p><table width=\"100%\" class=\"prefPrefsList\">";
-                               
-                                       $active_section = $line["section_name"];                                
-                                       
-                                       print "<tr><td colspan=\"3\"><h3>$active_section</h3></td></tr>";
-//                                     print "<tr class=\"title\">
-//                                             <td width=\"25%\">Option</td><td>Value</td></tr>";
-
-                                       $lnum = 0;
-                               }
-
-//                             $class = ($lnum % 2) ? "even" : "odd";
-
-                               print "<tr>";
-
-                               $type_name = $line["type_name"];
-                               $pref_name = $line["pref_name"];
-                               $value = $line["value"];
-                               $def_value = $line["def_value"];
-                               $help_text = $line["help_text"];
-
-                               print "<td width=\"40%\" id=\"$pref_name\">" . $line["short_desc"];
-
-                               if ($help_text) print "<div class=\"prefHelp\">$help_text</div>";
-                               
-                               print "</td>";
-
-                               print "<td>";
-
-                               if ($type_name == "bool") {
-//                                     print_select($pref_name, $value, array("true", "false"));
-
-                                       if ($value == "true") {
-                                               $value = "Yes";
-                                       } else {
-                                               $value = "No";
-                                       }
-
-                                       print_radio($pref_name, $value, array("Yes", "No"));
-                       
-                               } else {
-                                       print "<input class=\"editbox\" name=\"$pref_name\" value=\"$value\">";
-                               }
-
-                               print "</td>";
-
-                               print "</tr>";
-
-                               $lnum++;
-                       }
-
-                       print "</table>";
-
-                       print "<input type=\"hidden\" name=\"op\" value=\"pref-prefs\">";
-
-                       print "<p><input class=\"button\" type=\"submit\" 
-                               name=\"subop\" value=\"Save configuration\">";
-                               
-                       print "&nbsp;<input class=\"button\" type=\"submit\" 
-                               name=\"subop\" onclick=\"return validatePrefsReset()\" 
-                               value=\"Reset to defaults\"></p>";
-
-                       print "</form>";
-
-               }
-
-       }
-
-       if ($op == "pref-users") {
-
-               $subop = $_GET["subop"];
-
-               if ($subop == "edit") {
-
-                       $id = db_escape_string($_GET["id"]);
-
-                       print "<div id=\"infoBoxTitle\">User editor</div>";
-                       
-                       print "<div class=\"infoBoxContents\">";
-
-                       print "<form id=\"user_edit_form\">";
-
-                       print "<input type=\"hidden\" name=\"id\" value=\"$id\">";
-                       print "<input type=\"hidden\" name=\"op\" value=\"pref-users\">";
-                       print "<input type=\"hidden\" name=\"subop\" value=\"editSave\">";
-
-                       $result = db_query($link, "SELECT * FROM ttrss_users WHERE id = '$id'");
-
-                       $login = db_fetch_result($result, 0, "login");
-                       $access_level = db_fetch_result($result, 0, "access_level");
-                       $email = db_fetch_result($result, 0, "email");
-
-                       print "<table width='100%'>";
-                       print "<tr><td>Login:</td><td>
-                               <input class=\"iedit\" onkeypress=\"return filterCR(event)\"
-                               name=\"login\" value=\"$login\"></td></tr>";
-
-                       print "<tr><td>Change password:</td><td>
-                               <input class=\"iedit\" onkeypress=\"return filterCR(event)\"
-                               name=\"password\"></td></tr>";
-
-                       print "<tr><td>E-mail:</td><td>
-                               <input class=\"iedit\" name=\"email\" onkeypress=\"return filterCR(event)\"
-                               value=\"$email\"></td></tr>";
-
-                       $sel_disabled = ($id == $_SESSION["uid"]) ? "disabled" : "";
-                               
-                       print "<tr><td>Access level:</td><td>";
-                       print_select_hash("access_level", $access_level, $access_level_names, 
-                               $sel_disabled);
-                       print "</td></tr>";
-
-                       print "</table>";
-
-                       print "</form>";
-                       
-                       print "<div align='right'>
-                               <input class=\"button\"
-                                       type=\"submit\" onclick=\"return userEditSave()\" 
-                                       value=\"Save\">
-                               <input class=\"button\"
-                                       type=\"submit\" onclick=\"return userEditCancel()\" 
-                                       value=\"Cancel\"></div>";
-
-                       print "</div>";
-
-                       return;
-               }
-
-               if ($subop == "editSave") {
-       
-                       if (!WEB_DEMO_MODE && $_SESSION["access_level"] >= 10) {
-
-                               $login = db_escape_string(trim($_GET["login"]));
-                               $uid = db_escape_string($_GET["id"]);
-                               $access_level = sprintf("%d", $_GET["access_level"]);
-                               $email = db_escape_string(trim($_GET["email"]));
-                               $password = db_escape_string(trim($_GET["password"]));
-
-                               if ($password) {
-                                       $pwd_hash = 'SHA1:' . sha1($password);
-                                       $pass_query_part = "pwd_hash = '$pwd_hash', ";                                  
-                                       print "<div class='notice'>Changed password for user <b>$login</b>.</div>";
-                               } else {
-                                       $pass_query_part = "";
-                               }
-
-                               db_query($link, "UPDATE ttrss_users SET $pass_query_part login = '$login', 
-                                       access_level = '$access_level', email = '$email' WHERE id = '$uid'");
-
-                       }
-               } else if ($subop == "remove") {
-
-                       if (!WEB_DEMO_MODE && $_SESSION["access_level"] >= 10) {
-
-                               $ids = split(",", db_escape_string($_GET["ids"]));
-
-                               foreach ($ids as $id) {
-                                       db_query($link, "DELETE FROM ttrss_users WHERE id = '$id' AND id != " . $_SESSION["uid"]);
-                                       
-                               }
-                       }
-               } else if ($subop == "add") {
-               
-                       if (!WEB_DEMO_MODE && $_SESSION["access_level"] >= 10) {
-
-                               $login = db_escape_string(trim($_GET["login"]));
-                               $tmp_user_pwd = make_password(8);
-                               $pwd_hash = 'SHA1:' . sha1($tmp_user_pwd);
-
-                               $result = db_query($link, "SELECT id FROM ttrss_users WHERE 
-                                       login = '$login'");
-
-                               if (db_num_rows($result) == 0) {
-
-                                       db_query($link, "INSERT INTO ttrss_users 
-                                               (login,pwd_hash,access_level,last_login)
-                                               VALUES ('$login', '$pwd_hash', 0, NOW())");
-       
-       
-                                       $result = db_query($link, "SELECT id FROM ttrss_users WHERE 
-                                               login = '$login' AND pwd_hash = '$pwd_hash'");
-       
-                                       if (db_num_rows($result) == 1) {
-       
-                                               $new_uid = db_fetch_result($result, 0, "id");
-       
-                                               print "<div class=\"notice\">Added user <b>".$_GET["login"].
-                                                       "</b> with password <b>$tmp_user_pwd</b>.</div>";
-       
-                                               initialize_user($link, $new_uid);
-       
-                                       } else {
-                                       
-                                               print "<div class=\"warning\">Could not create user <b>".
-                                                       $_GET["login"]."</b></div>";
-       
-                                       }
-                               } else {
-                                       print "<div class=\"warning\">User <b>".
-                                               $_GET["login"]."</b> already exists.</div>";
-                               }
-                       } 
-               } else if ($subop == "resetPass") {
-
-                       if (!WEB_DEMO_MODE && $_SESSION["access_level"] >= 10) {
-
-                               $uid = db_escape_string($_GET["id"]);
-
-                               $result = db_query($link, "SELECT login,email 
-                                       FROM ttrss_users WHERE id = '$uid'");
-
-                               $login = db_fetch_result($result, 0, "login");
-                               $email = db_fetch_result($result, 0, "email");
-                               $tmp_user_pwd = make_password(8);
-                               $pwd_hash = 'SHA1:' . sha1($tmp_user_pwd);
-
-                               db_query($link, "UPDATE ttrss_users SET pwd_hash = '$pwd_hash'
-                                       WHERE id = '$uid'");
-
-                               print "<div class=\"notice\">Changed password of 
-                                       user <b>$login</b> to <b>$tmp_user_pwd</b>.";
-
-                               if (MAIL_RESET_PASS && $email) {
-                                       print " Notifying <b>$email</b>.";
-
-                                       mail("$login <$email>", "Password reset notification",
-                                               "Hi, $login.\n".
-                                               "\n".
-                                               "Your password for this TT-RSS installation was reset by".
-                                                       " an administrator.\n".
-                                               "\n".
-                                               "Your new password is $tmp_user_pwd, please remember".
-                                                       " it for later reference.\n".
-                                               "\n".
-                                               "Sincerely, TT-RSS Mail Daemon.", "From: " . MAIL_FROM);
-                               }
-                                       
-                               print "</div>";                         
-
-                       }
-               }
-
-               $sort = db_escape_string($_GET["sort"]);
-
-               if (!$sort || $sort == "undefined") {
-                       $sort = "login";
-               }
-
-               print "<div class=\"prefGenericAddBox\">
-                       <input id=\"uadd_box\"                  
-                               onkeyup=\"toggleSubmitNotEmpty(this, 'user_add_btn')\"
-                               size=\"40\">&nbsp;";
-                       
-               print"<input type=\"submit\" class=\"button\" 
-                       id=\"user_add_btn\" disabled=\"true\"
-                       onclick=\"javascript:addUser()\" value=\"Create user\"></div>";
-
-               $result = db_query($link, "SELECT 
-                               id,login,access_level,email,
-                               SUBSTRING(last_login,1,16) as last_login
-                       FROM 
-                               ttrss_users
-                       ORDER BY $sort");
-
-//             print "<div id=\"infoBoxShadow\"><div id=\"infoBox\">PLACEHOLDER</div></div>";
-
-               print "<p><table width=\"100%\" cellspacing=\"0\" 
-                       class=\"prefUserList\" id=\"prefUserList\">";
-
-               print "<tr><td class=\"selectPrompt\" colspan=\"8\">
-                               Select: 
-                                       <a href=\"javascript:selectPrefRows('user', true)\">All</a>,
-                                       <a href=\"javascript:selectPrefRows('user', false)\">None</a>
-                               </td</tr>";
-
-               print "<tr class=\"title\">
-                                       <td align='center' width=\"5%\">&nbsp;</td>
-                                       <td width='40%'><a href=\"javascript:updateUsersList('login')\">Login</a></td>
-                                       <td width='40%'><a href=\"javascript:updateUsersList('access_level')\">Access Level</a></td>
-                                       <td width='30%'><a href=\"javascript:updateUsersList('last_login')\">Last login</a></td></tr>";
-               
-               $lnum = 0;
-               
-               while ($line = db_fetch_assoc($result)) {
-
-                       $class = ($lnum % 2) ? "even" : "odd";
-
-                       $uid = $line["id"];
-                       $edit_uid = $_GET["id"];
-
-                       if ($subop == "edit" && $uid != $edit_uid) {
-                               $class .= "Grayed";
-                               $this_row_id = "";
-                       } else {
-                               $this_row_id = "id=\"UMRR-$uid\"";
-                       }               
-                       
-                       print "<tr class=\"$class\" $this_row_id>";
-
-                       $line["login"] = htmlspecialchars($line["login"]);
-
-                       $line["last_login"] = date(get_pref($link, 'SHORT_DATE_FORMAT'),
-                               strtotime($line["last_login"]));
-
-                       $access_level_names = array(0 => "User", 10 => "Administrator");
-
-//                     if (!$edit_uid || $subop != "edit") {
-
-                               print "<td align='center'><input onclick='toggleSelectPrefRow(this, \"user\");' 
-                               type=\"checkbox\" id=\"UMCHK-$uid\"></td>";
-
-                               print "<td><a href=\"javascript:editUser($uid);\">" . 
-                                       $line["login"] . "</td>";               
-
-                               if (!$line["email"]) $line["email"] = "&nbsp;";
-
-                               print "<td><a href=\"javascript:editUser($uid);\">" . 
-                                       $access_level_names[$line["access_level"]] . "</td>";                   
-
-/*                     } else if ($uid != $edit_uid) {
-
-                               if (!$line["email"]) $line["email"] = "&nbsp;";
-
-                               print "<td align='center'><input disabled=\"true\" type=\"checkbox\" 
-                                       id=\"UMCHK-".$line["id"]."\"></td>";
-
-                               print "<td>".$line["login"]."</td>";            
-                               print "<td>".$line["email"]."</td>";            
-                               print "<td>".$access_level_names[$line["access_level"]]."</td>";
-
-                       } else {
-
-                               print "<td align='center'>
-                                       <input disabled=\"true\" type=\"checkbox\" checked></td>";
-
-                               print "<td><input id=\"iedit_ulogin\" value=\"".$line["login"].
-                                       "\"></td>";
-
-                               print "<td><input id=\"iedit_email\" value=\"".$line["email"].
-                                       "\"></td>";
-
-                               print "<td>";
-                               print "<select id=\"iedit_ulevel\">";
-                               foreach (array_keys($access_level_names) as $al) {
-                                       if ($al == $line["access_level"]) {
-                                               $selected = "selected";
-                                       } else {
-                                               $selected = "";
-                                       }                                       
-                                       print "<option $selected id=\"$al\">" . 
-                                               $access_level_names[$al] . "</option>";
-                               }
-                               print "</select>";
-                               print "</td>";
-
-                       } */
-                               
-                       print "<td>".$line["last_login"]."</td>";               
-               
-                       print "</tr>";
-
-                       ++$lnum;
-               }
-
-               print "</table>";
-
-               print "<p id='userOpToolbar'>";
-
-/*             if ($subop == "edit") {
-                       print "Edit user:
-                               <input type=\"submit\" class=\"button\" 
-                                       onclick=\"javascript:userEditSave()\" value=\"Save\">
-                               <input type=\"submit\" class=\"button\" 
-                                       onclick=\"javascript:userEditCancel()\" value=\"Cancel\">";
-                                       
-               } else { */
-
-                       print "
-                               Selection:
-                       <input type=\"submit\" class=\"button\" disabled=\"true\"
-                               onclick=\"javascript:selectedUserDetails()\" value=\"User details\">
-                       <input type=\"submit\" class=\"button\" disabled=\"true\"
-                               onclick=\"javascript:editSelectedUser()\" value=\"Edit\">
-                       <input type=\"submit\" class=\"button\" disabled=\"true\"
-                               onclick=\"javascript:removeSelectedUsers()\" value=\"Remove\">
-                       <input type=\"submit\" class=\"button\" disabled=\"true\"
-                               onclick=\"javascript:resetSelectedUserPass()\" value=\"Reset password\">";
-
-//             }
-       }
-
-       if ($op == "user-details") {
-
-               if (WEB_DEMO_MODE || $_SESSION["access_level"] < 10) {
-                       return;
-               }
-                         
-/*             print "<html><head>
-                       <title>Tiny Tiny RSS : User Details</title>
-                       <link rel=\"stylesheet\" href=\"tt-rss.css\" type=\"text/css\">
-                       <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">
-                       </head><body>"; */
-
-               $uid = sprintf("%d", $_GET["id"]);
-
-               print "<div id=\"infoBoxTitle\">User details</div>";
-
-               print "<div class='infoBoxContents'>";
-
-               $result = db_query($link, "SELECT login,
-                       SUBSTRING(last_login,1,16) AS last_login,
-                       access_level,
-                       (SELECT COUNT(int_id) FROM ttrss_user_entries 
-                               WHERE owner_uid = id) AS stored_articles
-                       FROM ttrss_users 
-                       WHERE id = '$uid'");
-                       
-               if (db_num_rows($result) == 0) {
-                       print "<h1>User not found</h1>";
-                       return;
-               }
-               
-#              print "<h1>User Details</h1>";
-
-               $login = db_fetch_result($result, 0, "login");
-
-#              print "<h1>$login</h1>";
-
-               print "<table width='100%'>";
-
-               $last_login = date(get_pref($link, 'LONG_DATE_FORMAT'),
-                       strtotime(db_fetch_result($result, 0, "last_login")));
-               $access_level = db_fetch_result($result, 0, "access_level");
-               $stored_articles = db_fetch_result($result, 0, "stored_articles");
-
-#              print "<tr><td>Username</td><td>$login</td></tr>";
-#              print "<tr><td>Access level</td><td>$access_level</td></tr>";
-               print "<tr><td>Last logged in</td><td>$last_login</td></tr>";
-               print "<tr><td>Stored articles</td><td>$stored_articles</td></tr>";
-
-               $result = db_query($link, "SELECT COUNT(id) as num_feeds FROM ttrss_feeds
-                       WHERE owner_uid = '$uid'");
-
-               $num_feeds = db_fetch_result($result, 0, "num_feeds");
-
-               print "<tr><td>Subscribed feeds count</td><td>$num_feeds</td></tr>";
-
-/*             $result = db_query($link, "SELECT 
-                       SUM(LENGTH(content)+LENGTH(title)+LENGTH(link)+LENGTH(guid)) AS db_size 
-                       FROM ttrss_user_entries,ttrss_entries 
-                               WHERE owner_uid = '$uid' AND ref_id = id");
-
-               $db_size = round(db_fetch_result($result, 0, "db_size") / 1024);
-
-               print "<tr><td>Approx. used DB size</td><td>$db_size KBytes</td></tr>";  */
-
-               print "</table>";
-
-               print "<h1>Subscribed feeds</h1>";
-
-               $result = db_query($link, "SELECT id,title,site_url FROM ttrss_feeds
-                       WHERE owner_uid = '$uid' ORDER BY title");
-
-               print "<ul class=\"userFeedList\">";
-
-               $row_class = "odd";
-
-               while ($line = db_fetch_assoc($result)) {
-
-                       $icon_file = ICONS_URL."/".$line["id"].".ico";
-
-                       if (file_exists($icon_file) && filesize($icon_file) > 0) {
-                               $feed_icon = "<img class=\"tinyFeedIcon\" src=\"$icon_file\">";
-                       } else {
-                               $feed_icon = "<img class=\"tinyFeedIcon\" src=\"images/blank_icon.gif\">";
-                       }
-
-                       print "<li class=\"$row_class\">$feed_icon&nbsp;<a href=\"".$line["site_url"]."\">".$line["title"]."</a></li>";
-
-                       $row_class = toggleEvenOdd($row_class);
-
-               }
-
-               if (db_num_rows($result) < $num_feeds) {
-                        // FIXME - add link to show ALL subscribed feeds here somewhere
-                       print "<li><img 
-                               class=\"tinyFeedIcon\" src=\"images/blank_icon.gif\">&nbsp;...</li>";
-               }
-               
-               print "</ul>";
-
-               print "</div>";
-
-               print "<div align='center'>
-                       <input type='submit' class='button'                     
-                       onclick=\"closeInfoBox()\" value=\"Close this window\"></div>";
-
-//             print "</body></html>"; 
-
-       }
-
-       if ($op == "pref-feed-browser") {
-
-               if (!ENABLE_FEED_BROWSER) {
-                       print "Feed browser is administratively disabled.";
-                       return;
-               }
-
-               $subop = $_REQUEST["subop"];
-
-               if ($subop == "details") {
-                       $id = db_escape_string($_GET["id"]);
-
-                       print "<div class=\"browserFeedInfo\">";
-                       print "<b>Feed information:</b>";
-                       print "<div class=\"detailsPart\">";
-
-                       $result = db_query($link, "SELECT 
-                                       feed_url,site_url,
-                                       SUBSTRING(last_updated,1,19) AS last_updated
-                               FROM ttrss_feeds WHERE id = '$id'");
-
-                       $feed_url = db_fetch_result($result, 0, "feed_url");
-                       $site_url = db_fetch_result($result, 0, "site_url");
-                       $last_updated = db_fetch_result($result, 0, "last_updated");
-
-                       if (get_pref($link, 'HEADLINES_SMART_DATE')) {
-                               $last_updated = smart_date_time(strtotime($last_updated));
-                       } else {
-                               $short_date = get_pref($link, 'SHORT_DATE_FORMAT');
-                               $last_updated = date($short_date, strtotime($last_updated));
-                       }
-
-                       print "Site: <a target=\"_new\" href='$site_url'>$site_url</a> ".
-                               "(<a target=\"_new\" href='$feed_url'>feed</a>), ".
-                               "Last updated: $last_updated";
-
-                       print "</div>";
-
-                       $result = db_query($link, "SELECT 
-                                       ttrss_entries.title,
-                                       content,link,
-                                       substring(date_entered,1,19) as date_entered,
-                                       substring(updated,1,19) as updated
-                               FROM ttrss_entries,ttrss_user_entries
-                               WHERE   ttrss_entries.id = ref_id AND feed_id = '$id' 
-                               ORDER BY updated DESC LIMIT 5");
-
-                       if (db_num_rows($result) > 0) {
-                               
-                               print "<b>Last headlines:</b><br>";
-                               
-                               print "<div class=\"detailsPart\">";
-                               print "<ul class=\"compact\">";
-                               while ($line = db_fetch_assoc($result)) {
-
-                                       if (get_pref($link, 'HEADLINES_SMART_DATE')) {
-                                               $entry_dt = smart_date_time(strtotime($line["updated"]));
-                                       } else {
-                                               $short_date = get_pref($link, 'SHORT_DATE_FORMAT');
-                                               $entry_dt = date($short_date, strtotime($line["updated"]));
-                                       }                               
-               
-                                       print "<li><a target=\"_new\" href=\"" . $line["link"] . "\">" . $line["title"] . "</a>" .
-                                               "&nbsp;<span class=\"insensitive\">($entry_dt)</span></li>";    
-                               }               
-                               print "</ul></div>";
-                       }
-
-                       print "</div>";
-                               
-                       return;
-               }
-
-               print "<p>This panel shows feeds subscribed by other users of this system, just in case you are interested in some of them too.</p>";
-
-               $limit = db_escape_string($_GET["limit"]);
-
-               if (!$limit) $limit = 25;
-
-               $owner_uid = $_SESSION["uid"];
-                       
-               $result = db_query($link, "SELECT feed_url,COUNT(id) AS subscribers
-                       FROM ttrss_feeds WHERE (SELECT COUNT(id) = 0 FROM ttrss_feeds AS tf 
-                               WHERE tf.feed_url = ttrss_feeds.feed_url 
-                                       AND owner_uid = '$owner_uid') GROUP BY feed_url 
-                                               ORDER BY subscribers DESC LIMIT $limit");
-
-                       
-               print "<div style=\"float : right\">
-                       Top <select id=\"feedBrowserLimit\">";
-
-               foreach (array(25, 50, 100) as $l) {
-                       $issel = ($l == $limit) ? "selected" : "";
-                       print "<option $issel>$l</option>";
-               }
-                       
-               print "</select>
-                       <input type=\"submit\" class=\"button\"
-                               onclick=\"updateBigFeedBrowser()\" value=\"Show\">
-               </div>";
-
-               print "<p id=\"fbrOpToolbar\">Selection: 
-                       <input type='submit' class='button' onclick=\"feedBrowserSubscribe()\" 
-                       disabled=\"true\" value=\"Subscribe\">";
-
-               print "<ul class='nomarks' id='browseBigFeedList'>";
-
-               $feedctr = 0;
-               
-               while ($line = db_fetch_assoc($result)) {
-                       $feed_url = $line["feed_url"];
-                       $subscribers = $line["subscribers"];
-               
-                       $det_result = db_query($link, "SELECT site_url,title,id 
-                               FROM ttrss_feeds WHERE feed_url = '$feed_url' LIMIT 1");
-
-                       $details = db_fetch_assoc($det_result);
-               
-                       $icon_file = ICONS_DIR . "/" . $details["id"] . ".ico";
-
-                       if (file_exists($icon_file) && filesize($icon_file) > 0) {
-                                       $feed_icon = "<img class=\"tinyFeedIcon\"       src=\"" . ICONS_URL . 
-                                               "/".$details["id"].".ico\">";
-                       } else {
-                               $feed_icon = "<img class=\"tinyFeedIcon\" src=\"images/blank_icon.gif\">";
-                       }
-
-                       $check_box = "<input onclick='toggleSelectFBListRow(this)' class='feedBrowseCB' 
-                               type=\"checkbox\" id=\"FBCHK-" . $details["id"] . "\">";
-
-                       $class = ($feedctr % 2) ? "even" : "odd";
-
-                       print "<li class='$class' id=\"FBROW-".$details["id"]."\">$check_box".
-                               "$feed_icon ";
-                               
-                       print "<a href=\"javascript:browserToggleExpand('".$details["id"]."')\">" . 
-                               $details["title"] ."</a>&nbsp;" .
-                               "<span class='subscribers'>($subscribers)</span>";
-                       
-                       print "<div class=\"browserDetails\" id=\"BRDET-" . $details["id"] . "\">";
-                       print "</div>";
-                               
-                       print "</li>";
-
-                               ++$feedctr;
-               }
-
-               if ($feedctr == 0) {
-                       print "<li>No feeds found to subscribe.</li>";
-               }
-
-               print "</ul>";
-
-               print "</div>";
-
-       }
-
-       if ($op == "rss") {
-               $feed = db_escape_string($_GET["id"]);
-               $user = db_escape_string($_GET["user"]);
-               $pass = db_escape_string($_GET["pass"]);
-               $is_cat = $_GET["is_cat"] != false;
-
-               $search = db_escape_string($_GET["q"]);
-               $match_on = db_escape_string($_GET["m"]);
-               $search_mode = db_escape_string($_GET["smode"]);
-
-               if (!$_SESSION["uid"] && $user && $pass) {
-                       authenticate_user($link, $user, $pass);
-               }
-
-               if ($_SESSION["uid"] ||
-                       http_authenticate_user($link)) {
-
-                               generate_syndicated_feed($link, $feed, $is_cat, 
-                                       $search, $search_mode, $match_on);
-               }
-       }
-
-       function check_configuration_variables() {
-               if (!defined('SESSION_EXPIRE_TIME')) {
-                       return "config: SESSION_EXPIRE_TIME is undefined";
-               }
-
-               if (SESSION_EXPIRE_TIME < 60) {
-                       return "config: SESSION_EXPIRE_TIME is too low (less than 60)";
-               }
-
-               if (SESSION_EXPIRE_TIME < SESSION_COOKIE_LIFETIME_REMEMBER) {
-                       return "config: SESSION_EXPIRE_TIME should be greater or equal to" .
-                               "SESSION_COOKIE_LIFETIME_REMEMBER";
-               }
-
-               if (defined('DISABLE_SESSIONS')) {
-                       return "config: you have enabled DISABLE_SESSIONS. Please disable this option.";
-               }
-
-               if (DATABASE_BACKED_SESSIONS && SINGLE_USER_MODE) {
-                       return "config: DATABASE_BACKED_SESSIONS is incompatible with SINGLE_USER_MODE";
-               }
-
-               return false;
-       }
-
-       if ($op == "labelFromSearch") {
-               $search = db_escape_string($_GET["search"]);
-               $search_mode = db_escape_string($_GET["smode"]);
-               $match_on = db_escape_string($_GET["match"]);
-               $is_cat = db_escape_string($_GET["is_cat"]);
-               $title = db_escape_string($_GET["title"]);
-               $feed = sprintf("%d", $_GET["feed"]);
-
-               $label_qparts = array();
-
-               $search_expr = getSearchSql($search, $match_on);
-
-               if ($is_cat) {
-                       if ($feed != 0) {
-                               $search_expr .= " AND ttrss_feeds.cat_id = $feed ";
-                       } else {
-                               $search_expr .= " AND ttrss_feeds.cat_id IS NULL ";
-                       }
-               } else {
-                       if ($search_mode == "all_feeds") {
-                               // NOOP
-                       } else if ($search_mode == "this_cat") {
-
-                               $tmp_result = db_query($link, "SELECT cat_id
-                                       FROM ttrss_feeds WHERE id = '$feed'");
-
-                               $cat_id = db_fetch_result($tmp_result, 0, "cat_id");
-
-                               if ($cat_id > 0) {
-                                       $search_expr .= " AND ttrss_feeds.cat_id = $cat_id ";
-                               } else {
-                                       $search_expr .= " AND ttrss_feeds.cat_id IS NULL ";
-                               }
-                       } else {
-                               $search_expr .= " AND ttrss_feeds.id = $feed ";
-                       }
-
-               }
-
-               $search_expr = db_escape_string($search_expr);
-
-               print $search_expr;
-
-               if ($title) {
-                       $result = db_query($link,
-                               "INSERT INTO ttrss_labels (sql_exp,description,owner_uid) 
-                               VALUES ('$search_expr', '$title', '".$_SESSION["uid"]."')");
-               }
-       }
-
-       if ($op == "getUnread") {
-               $login = db_escape_string($_GET["login"]);
-
-               header("Content-Type: text/plain; charset=utf-8");
-
-               $result = db_query($link, "SELECT id FROM ttrss_users WHERE login = '$login'");
-
-               if (db_num_rows($result) == 1) {
-                       $uid = db_fetch_result($result, 0, "id");
-                       print getGlobalUnread($link, $uid);
-               } else {
-                       print "-1;User not found";
-               }
-
-               $print_exec_time = false;
-       }
-
-       if ($op == "digestTest") {
-               header("Content-Type: text/plain");
-               print_r(prepare_headlines_digest($link, $_SESSION["uid"]));
-               $print_exec_time = false;
-
-       }
-
-       if ($op == "digestSend") {
-               header("Content-Type: text/plain");
-               send_headlines_digests($link);
-               $print_exec_time = false;
-
-       }
+       } // Select action according to $op value.
 
+       // We close the connection to database.
        db_close($link);
 ?>