]> git.wh0rd.org - tt-rss.git/blobdiff - classes/pref/feeds.php
make pluginhost a singleton
[tt-rss.git] / classes / pref / feeds.php
index 452236a7edf3cba34c1a2a705d9b02a9025d55a8..2f5a0e499d7a51bb631995009f9ebe22515ecedc 100644 (file)
@@ -3,7 +3,8 @@ class Pref_Feeds extends Handler_Protected {
 
        function csrf_ignore($method) {
                $csrf_ignored = array("index", "getfeedtree", "add", "editcats", "editfeed",
-                       "savefeedorder", "uploadicon", "feedswitherrors", "inactivefeeds");
+                       "savefeedorder", "uploadicon", "feedswitherrors", "inactivefeeds",
+                       "batchsubscribe");
 
                return array_search($method, $csrf_ignored) !== false;
        }
@@ -14,11 +15,11 @@ class Pref_Feeds extends Handler_Protected {
        }
 
        function renamecat() {
-               $title = db_escape_string($_REQUEST['title']);
-               $id = db_escape_string($_REQUEST['id']);
+               $title = $this->dbh->escape_string($_REQUEST['title']);
+               $id = $this->dbh->escape_string($_REQUEST['id']);
 
                if ($title) {
-                       db_query($this->link, "UPDATE ttrss_feed_categories SET
+                       $this->dbh->query("UPDATE ttrss_feed_categories SET
                                title = '$title' WHERE id = '$id' AND owner_uid = " . $_SESSION["uid"]);
                }
                return;
@@ -33,15 +34,17 @@ class Pref_Feeds extends Handler_Protected {
 
                if ($search) $search_qpart = " AND LOWER(title) LIKE LOWER('%$search%')";
 
-               $show_empty_cats = $_REQUEST['mode'] != 2 && !$search &&
-                       get_pref($this->link, '_PREFS_SHOW_EMPTY_CATS');
+               // first one is set by API
+               $show_empty_cats = $_REQUEST['force_show_empty'] ||
+                       ($_REQUEST['mode'] != 2 && !$search &&
+                               get_pref('_PREFS_SHOW_EMPTY_CATS'));
 
                $items = array();
 
-               $result = db_query($this->link, "SELECT id, title, collapsed FROM ttrss_feed_categories
+               $result = $this->dbh->query("SELECT id, title FROM ttrss_feed_categories
                                WHERE owner_uid = " . $_SESSION["uid"] . " AND parent_cat = '$cat_id' ORDER BY order_id, title");
 
-               while ($line = db_fetch_assoc($result)) {
+               while ($line = $this->dbh->fetch_assoc($result)) {
 
                        $cat = array();
                        $cat['id'] = 'CAT:' . $line['id'];
@@ -49,27 +52,26 @@ class Pref_Feeds extends Handler_Protected {
                        $cat['name'] = $line['title'];
                        $cat['items'] = array();
                        $cat['checkbox'] = false;
-                       $cat['hidden'] = sql_bool_to_bool($line['collapsed']);
                        $cat['type'] = 'category';
                        $cat['unread'] = 0;
                        $cat['child_unread'] = 0;
 
                        $cat['items'] = $this->get_category_items($line['id']);
 
-                       $cat['param'] = T_sprintf('(%d feeds)', count($cat['items']));
+                       $cat['param'] = vsprintf(_ngettext('(%d feed)', '(%d feeds)', count($cat['items'])), count($cat['items']));
 
                        if (count($cat['items']) > 0 || $show_empty_cats)
                                array_push($items, $cat);
 
                }
 
-               $feed_result = db_query($this->link, "SELECT id, title, last_error,
+               $feed_result = $this->dbh->query("SELECT id, title, last_error,
                        ".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
                        FROM ttrss_feeds
                        WHERE cat_id = '$cat_id' AND owner_uid = ".$_SESSION["uid"].
                        "$search_qpart ORDER BY order_id, title");
 
-               while ($feed_line = db_fetch_assoc($feed_result)) {
+               while ($feed_line = $this->dbh->fetch_assoc($feed_result)) {
                        $feed = array();
                        $feed['id'] = 'FEED:' . $feed_line['id'];
                        $feed['bare_id'] = (int)$feed_line['id'];
@@ -78,7 +80,7 @@ class Pref_Feeds extends Handler_Protected {
                        $feed['unread'] = 0;
                        $feed['error'] = $feed_line['last_error'];
                        $feed['icon'] = getFeedIcon($feed_line['id']);
-                       $feed['param'] = make_local_datetime($this->link,
+                       $feed['param'] = make_local_datetime(
                                $feed_line['last_updated'], true);
 
                        array_push($items, $feed);
@@ -88,6 +90,10 @@ class Pref_Feeds extends Handler_Protected {
        }
 
        function getfeedtree() {
+               print json_encode($this->makefeedtree());
+       }
+
+       function makefeedtree() {
 
                if ($_REQUEST['mode'] != 2)
                        $search = $_SESSION["prefs_feed_search"];
@@ -102,13 +108,12 @@ class Pref_Feeds extends Handler_Protected {
                $root['items'] = array();
                $root['type'] = 'category';
 
-               $enable_cats = get_pref($this->link, 'ENABLE_FEED_CATS');
+               $enable_cats = get_pref('ENABLE_FEED_CATS');
 
                if ($_REQUEST['mode'] == 2) {
 
                        if ($enable_cats) {
-                               $cat_hidden = get_pref($this->link, "_COLLAPSED_SPECIAL");
-                               $cat = $this->feedlist_init_cat(-1, $cat_hidden);
+                               $cat = $this->feedlist_init_cat(-1);
                        } else {
                                $cat['items'] = array();
                        }
@@ -117,30 +122,52 @@ class Pref_Feeds extends Handler_Protected {
                                array_push($cat['items'], $this->feedlist_init_feed($i));
                        }
 
+                       /* Plugin feeds for -1 */
+
+                       $feeds = PluginHost::getInstance()->get_feeds(-1);
+
+                       if ($feeds) {
+                               foreach ($feeds as $feed) {
+                                       $feed_id = PluginHost::pfeed_to_feed_id($feed['id']);
+
+                                       $item = array();
+                                       $item['id'] = 'FEED:' . $feed_id;
+                                       $item['bare_id'] = (int)$feed_id;
+                                       $item['name'] = $feed['title'];
+                                       $item['checkbox'] = false;
+                                       $item['error'] = '';
+                                       $item['icon'] = $feed['icon'];
+
+                                       $item['param'] = '';
+                                       $item['unread'] = 0; //$feed['sender']->get_unread($feed['id']);
+                                       $item['type'] = 'feed';
+
+                                       array_push($cat['items'], $item);
+                               }
+                       }
+
                        if ($enable_cats) {
                                array_push($root['items'], $cat);
                        } else {
                                $root['items'] = array_merge($root['items'], $cat['items']);
                        }
 
-                       $result = db_query($this->link, "SELECT * FROM
+                       $result = $this->dbh->query("SELECT * FROM
                                ttrss_labels2 WHERE owner_uid = ".$_SESSION['uid']." ORDER by caption");
 
-                       if (db_num_rows($result) > 0) {
+                       if ($this->dbh->num_rows($result) > 0) {
 
-                               if (get_pref($this->link, 'ENABLE_FEED_CATS')) {
-                                       $cat_hidden = get_pref($this->link, "_COLLAPSED_LABELS");
-                                       $cat = $this->feedlist_init_cat(-2, $cat_hidden);
+                               if (get_pref('ENABLE_FEED_CATS')) {
+                                       $cat = $this->feedlist_init_cat(-2);
                                } else {
                                        $cat['items'] = array();
                                }
 
-                               while ($line = db_fetch_assoc($result)) {
+                               while ($line = $this->dbh->fetch_assoc($result)) {
 
-                                       $label_id = -$line['id'] - 11;
-                                       $count = getFeedUnread($this->link, $label_id);
+                                       $label_id = label_to_feed_id($line['id']);
 
-                                       $feed = $this->feedlist_init_feed($label_id, false, $count);
+                                       $feed = $this->feedlist_init_feed($label_id, false, 0);
 
                                        $feed['fg_color'] = $line['fg_color'];
                                        $feed['bg_color'] = $line['bg_color'];
@@ -157,27 +184,27 @@ class Pref_Feeds extends Handler_Protected {
                }
 
                if ($enable_cats) {
-                       $show_empty_cats = $_REQUEST['mode'] != 2 && !$search &&
-                               get_pref($this->link, '_PREFS_SHOW_EMPTY_CATS');
+                       $show_empty_cats = $_REQUEST['force_show_empty'] ||
+                               ($_REQUEST['mode'] != 2 && !$search &&
+                               get_pref('_PREFS_SHOW_EMPTY_CATS'));
 
-                       $result = db_query($this->link, "SELECT id, title, collapsed FROM ttrss_feed_categories
+                       $result = $this->dbh->query("SELECT id, title FROM ttrss_feed_categories
                                WHERE owner_uid = " . $_SESSION["uid"] . " AND parent_cat IS NULL ORDER BY order_id, title");
 
-                       while ($line = db_fetch_assoc($result)) {
+                       while ($line = $this->dbh->fetch_assoc($result)) {
                                $cat = array();
                                $cat['id'] = 'CAT:' . $line['id'];
                                $cat['bare_id'] = (int)$line['id'];
                                $cat['name'] = $line['title'];
                                $cat['items'] = array();
                                $cat['checkbox'] = false;
-                               $cat['hidden'] = sql_bool_to_bool($line['collapsed']);
                                $cat['type'] = 'category';
                                $cat['unread'] = 0;
                                $cat['child_unread'] = 0;
 
                                $cat['items'] = $this->get_category_items($line['id']);
 
-                               $cat['param'] = T_sprintf('(%d feeds)', count($cat['items']));
+                               $cat['param'] = vsprintf(_ngettext('(%d feed)', '(%d feeds)', count($cat['items'])), count($cat['items']));
 
                                if (count($cat['items']) > 0 || $show_empty_cats)
                                        array_push($root['items'], $cat);
@@ -192,19 +219,18 @@ class Pref_Feeds extends Handler_Protected {
                        $cat['bare_id'] = 0;
                        $cat['name'] = __("Uncategorized");
                        $cat['items'] = array();
-                       $cat['hidden'] = get_pref($this->link, "_COLLAPSED_UNCAT");
                        $cat['type'] = 'category';
                        $cat['checkbox'] = false;
                        $cat['unread'] = 0;
                        $cat['child_unread'] = 0;
 
-                       $feed_result = db_query($this->link, "SELECT id, title,last_error,
+                       $feed_result = $this->dbh->query("SELECT id, title,last_error,
                                ".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
                                FROM ttrss_feeds
                                WHERE cat_id IS NULL AND owner_uid = ".$_SESSION["uid"].
                                "$search_qpart ORDER BY order_id, title");
 
-                       while ($feed_line = db_fetch_assoc($feed_result)) {
+                       while ($feed_line = $this->dbh->fetch_assoc($feed_result)) {
                                $feed = array();
                                $feed['id'] = 'FEED:' . $feed_line['id'];
                                $feed['bare_id'] = (int)$feed_line['id'];
@@ -212,7 +238,7 @@ class Pref_Feeds extends Handler_Protected {
                                $feed['checkbox'] = false;
                                $feed['error'] = $feed_line['last_error'];
                                $feed['icon'] = getFeedIcon($feed_line['id']);
-                               $feed['param'] = make_local_datetime($this->link,
+                               $feed['param'] = make_local_datetime(
                                        $feed_line['last_updated'], true);
                                $feed['unread'] = 0;
                                $feed['type'] = 'feed';
@@ -220,22 +246,22 @@ class Pref_Feeds extends Handler_Protected {
                                array_push($cat['items'], $feed);
                        }
 
-                       $cat['param'] = T_sprintf('(%d feeds)', count($cat['items']));
+                       $cat['param'] = vsprintf(_ngettext('(%d feed)', '(%d feeds)', count($cat['items'])), count($cat['items']));
 
                        if (count($cat['items']) > 0 || $show_empty_cats)
                                array_push($root['items'], $cat);
 
                        $root['param'] += count($cat['items']);
-                       $root['param'] = T_sprintf('(%d feeds)', $root['param']);
+                       $root['param'] = vsprintf(_ngettext('(%d feed)', '(%d feeds)', count($cat['items'])), count($cat['items']));
 
                } else {
-                       $feed_result = db_query($this->link, "SELECT id, title, last_error,
+                       $feed_result = $this->dbh->query("SELECT id, title, last_error,
                                ".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
                                FROM ttrss_feeds
                                WHERE owner_uid = ".$_SESSION["uid"].
                                "$search_qpart ORDER BY order_id, title");
 
-                       while ($feed_line = db_fetch_assoc($feed_result)) {
+                       while ($feed_line = $this->dbh->fetch_assoc($feed_result)) {
                                $feed = array();
                                $feed['id'] = 'FEED:' . $feed_line['id'];
                                $feed['bare_id'] = (int)$feed_line['id'];
@@ -243,7 +269,7 @@ class Pref_Feeds extends Handler_Protected {
                                $feed['checkbox'] = false;
                                $feed['error'] = $feed_line['last_error'];
                                $feed['icon'] = getFeedIcon($feed_line['id']);
-                               $feed['param'] = make_local_datetime($this->link,
+                               $feed['param'] = make_local_datetime(
                                        $feed_line['last_updated'], true);
                                $feed['unread'] = 0;
                                $feed['type'] = 'feed';
@@ -251,7 +277,7 @@ class Pref_Feeds extends Handler_Protected {
                                array_push($root['items'], $feed);
                        }
 
-                       $root['param'] = T_sprintf('(%d feeds)', count($root['items']));
+                       $root['param'] = vsprintf(_ngettext('(%d feed)', '(%d feeds)', count($cat['items'])), count($cat['items']));
                }
 
                $fl = array();
@@ -264,25 +290,24 @@ class Pref_Feeds extends Handler_Protected {
                        $fl['items'] =& $root['items'];
                }
 
-               print json_encode($fl);
-               return;
+               return $fl;
        }
 
        function catsortreset() {
-               db_query($this->link, "UPDATE ttrss_feed_categories
+               $this->dbh->query("UPDATE ttrss_feed_categories
                                SET order_id = 0 WHERE owner_uid = " . $_SESSION["uid"]);
                return;
        }
 
        function feedsortreset() {
-               db_query($this->link, "UPDATE ttrss_feeds
+               $this->dbh->query("UPDATE ttrss_feeds
                                SET order_id = 0 WHERE owner_uid = " . $_SESSION["uid"]);
                return;
        }
 
        function togglehiddenfeedcats() {
-               set_pref($this->link, '_PREFS_SHOW_EMPTY_CATS',
-                       (get_pref($this->link, '_PREFS_SHOW_EMPTY_CATS') ? 'false' : 'true'));
+               set_pref('_PREFS_SHOW_EMPTY_CATS',
+                       (get_pref('_PREFS_SHOW_EMPTY_CATS') ? 'false' : 'true'));
        }
 
        private function process_category_order(&$data_map, $item_id, $parent_id = false, $nest_level = 0) {
@@ -299,12 +324,12 @@ class Pref_Feeds extends Handler_Protected {
                if ($item_id != 'root') {
                        if ($parent_id && $parent_id != 'root') {
                                $parent_bare_id = substr($parent_id, strpos($parent_id, ':')+1);
-                               $parent_qpart = db_escape_string($parent_bare_id);
+                               $parent_qpart = $this->dbh->escape_string($parent_bare_id);
                        } else {
                                $parent_qpart = 'NULL';
                        }
 
-                       db_query($this->link, "UPDATE ttrss_feed_categories
+                       $this->dbh->query("UPDATE ttrss_feed_categories
                                SET parent_cat = $parent_qpart WHERE id = '$bare_item_id' AND
                                owner_uid = " . $_SESSION["uid"]);
                }
@@ -325,12 +350,12 @@ class Pref_Feeds extends Handler_Protected {
                                        if (strpos($id, "FEED") === 0) {
 
                                                $cat_id = ($item_id != "root") ?
-                                                       db_escape_string($bare_item_id) : "NULL";
+                                                       $this->dbh->escape_string($bare_item_id) : "NULL";
 
                                                $cat_qpart = ($cat_id != 0) ? "cat_id = '$cat_id'" :
                                                        "cat_id = NULL";
 
-                                               db_query($this->link, "UPDATE ttrss_feeds
+                                               $this->dbh->query("UPDATE ttrss_feeds
                                                        SET order_id = $order_id, $cat_qpart
                                                        WHERE id = '$bare_id' AND
                                                                owner_uid = " . $_SESSION["uid"]);
@@ -340,12 +365,12 @@ class Pref_Feeds extends Handler_Protected {
                                                        $nest_level+1);
 
                                                if ($item_id != 'root') {
-                                                       $parent_qpart = db_escape_string($bare_id);
+                                                       $parent_qpart = $this->dbh->escape_string($bare_id);
                                                } else {
                                                        $parent_qpart = 'NULL';
                                                }
 
-                                               db_query($this->link, "UPDATE ttrss_feed_categories
+                                               $this->dbh->query("UPDATE ttrss_feed_categories
                                                                SET order_id = '$order_id' WHERE id = '$bare_id' AND
                                                                owner_uid = " . $_SESSION["uid"]);
                                        }
@@ -397,7 +422,7 @@ class Pref_Feeds extends Handler_Protected {
                                ++$cat_order_id;
 
                                if ($bare_id > 0) {
-                                       db_query($this->link, "UPDATE ttrss_feed_categories
+                                       $this->dbh->query("UPDATE ttrss_feed_categories
                                                SET order_id = '$cat_order_id' WHERE id = '$bare_id' AND
                                                owner_uid = " . $_SESSION["uid"]);
                                }
@@ -414,7 +439,7 @@ class Pref_Feeds extends Handler_Protected {
                                                else
                                                        $cat_query = "cat_id = NULL";
 
-                                               db_query($this->link, "UPDATE ttrss_feeds
+                                               $this->dbh->query("UPDATE ttrss_feeds
                                                        SET order_id = '$feed_order_id',
                                                        $cat_query
                                                        WHERE id = '$feed_id' AND
@@ -430,32 +455,63 @@ class Pref_Feeds extends Handler_Protected {
        }
 
        function removeicon() {
-               $feed_id = db_escape_string($_REQUEST["feed_id"]);
+               $feed_id = $this->dbh->escape_string($_REQUEST["feed_id"]);
 
-               $result = db_query($this->link, "SELECT id FROM ttrss_feeds
+               $result = $this->dbh->query("SELECT id FROM ttrss_feeds
                        WHERE id = '$feed_id' AND owner_uid = ". $_SESSION["uid"]);
 
-               if (db_num_rows($result) != 0) {
-                       unlink(ICONS_DIR . "/$feed_id.ico");
+               if ($this->dbh->num_rows($result) != 0) {
+                       @unlink(ICONS_DIR . "/$feed_id.ico");
+
+                       $this->dbh->query("UPDATE ttrss_feeds SET favicon_avg_color = NULL
+                               where id = '$feed_id'");
                }
 
                return;
        }
 
        function uploadicon() {
-               $icon_file = $_FILES['icon_file']['tmp_name'];
-               $feed_id = db_escape_string($_REQUEST["feed_id"]);
+               header("Content-type: text/html");
+
+               $tmp_file = false;
+
+               if (is_uploaded_file($_FILES['icon_file']['tmp_name'])) {
+                       $tmp_file = tempnam(CACHE_DIR . '/upload', 'icon');
+
+                       $result = move_uploaded_file($_FILES['icon_file']['tmp_name'],
+                               $tmp_file);
+
+                       if (!$result) {
+                               return;
+                       }
+               } else {
+                       return;
+               }
+
+               $icon_file = $tmp_file;
+               $feed_id = $this->dbh->escape_string($_REQUEST["feed_id"]);
 
                if (is_file($icon_file) && $feed_id) {
                        if (filesize($icon_file) < 20000) {
 
-                               $result = db_query($this->link, "SELECT id FROM ttrss_feeds
+                               $result = $this->dbh->query("SELECT id FROM ttrss_feeds
                                        WHERE id = '$feed_id' AND owner_uid = ". $_SESSION["uid"]);
 
-                               if (db_num_rows($result) != 0) {
-                                       unlink(ICONS_DIR . "/$feed_id.ico");
-                                       move_uploaded_file($icon_file, ICONS_DIR . "/$feed_id.ico");
-                                       $rc = 0;
+                               if ($this->dbh->num_rows($result) != 0) {
+                                       @unlink(ICONS_DIR . "/$feed_id.ico");
+                                       if (rename($icon_file, ICONS_DIR . "/$feed_id.ico")) {
+
+                                               require_once "colors.php";
+
+                                               $favicon_color = $this->dbh->escape_string(
+                                                       calculate_avg_color(ICONS_DIR . "/$feed_id.ico"));
+
+                                               $this->dbh->query("UPDATE ttrss_feeds SET
+                                                       favicon_avg_color = '$favicon_color'
+                                                       WHERE id = '$feed_id'");
+
+                                               $rc = 0;
+                                       }
                                } else {
                                        $rc = 2;
                                }
@@ -466,6 +522,8 @@ class Pref_Feeds extends Handler_Protected {
                        $rc = 2;
                }
 
+               @unlink($icon_file);
+
                print "<script type=\"text/javascript\">";
                print "parent.uploadIconHandler($rc);";
                print "</script>";
@@ -476,13 +534,16 @@ class Pref_Feeds extends Handler_Protected {
                global $purge_intervals;
                global $update_intervals;
 
-               $feed_id = db_escape_string($_REQUEST["id"]);
+               $feed_id = $this->dbh->escape_string($_REQUEST["id"]);
 
-               $result = db_query($this->link,
+               $result = $this->dbh->query(
                        "SELECT * FROM ttrss_feeds WHERE id = '$feed_id' AND
                                owner_uid = " . $_SESSION["uid"]);
 
-               $title = htmlspecialchars(db_fetch_result($result,
+               $auth_pass_encrypted = sql_bool_to_bool($this->dbh->fetch_result($result, 0,
+                       "auth_pass_encrypted"));
+
+               $title = htmlspecialchars($this->dbh->fetch_result($result,
                        0, "title"));
 
                print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"id\" value=\"$feed_id\">";
@@ -500,8 +561,8 @@ class Pref_Feeds extends Handler_Protected {
 
                /* Feed URL */
 
-               $feed_url = db_fetch_result($result, 0, "feed_url");
-               $feed_url = htmlspecialchars(db_fetch_result($result,
+               $feed_url = $this->dbh->fetch_result($result, 0, "feed_url");
+               $feed_url = htmlspecialchars($this->dbh->fetch_result($result,
                        0, "feed_url"));
 
                print "<hr/>";
@@ -512,7 +573,7 @@ class Pref_Feeds extends Handler_Protected {
                        regExp='^(http|https)://.*' style=\"width : 20em\"
                        name=\"feed_url\" value=\"$feed_url\">";
 
-               $last_error = db_fetch_result($result, 0, "last_error");
+               $last_error = $this->dbh->fetch_result($result, 0, "last_error");
 
                if ($last_error) {
                        print "&nbsp;<span title=\"".htmlspecialchars($last_error)."\"
@@ -522,15 +583,15 @@ class Pref_Feeds extends Handler_Protected {
 
                /* Category */
 
-               if (get_pref($this->link, 'ENABLE_FEED_CATS')) {
+               if (get_pref('ENABLE_FEED_CATS')) {
 
-                       $cat_id = db_fetch_result($result, 0, "cat_id");
+                       $cat_id = $this->dbh->fetch_result($result, 0, "cat_id");
 
                        print "<hr/>";
 
                        print __('Place in category:') . " ";
 
-                       print_feed_cat_select($this->link, "cat_id", $cat_id,
+                       print_feed_cat_select("cat_id", $cat_id,
                                'dojoType="dijit.form.Select"');
                }
 
@@ -541,14 +602,14 @@ class Pref_Feeds extends Handler_Protected {
 
                /* Update Interval */
 
-               $update_interval = db_fetch_result($result, 0, "update_interval");
+               $update_interval = $this->dbh->fetch_result($result, 0, "update_interval");
 
                print_select_hash("update_interval", $update_interval, $update_intervals,
                        'dojoType="dijit.form.Select"');
 
                /* Purge intl */
 
-               $purge_interval = db_fetch_result($result, 0, "purge_interval");
+               $purge_interval = $this->dbh->fetch_result($result, 0, "purge_interval");
 
                print "<hr/>";
                print __('Article purging:') . " ";
@@ -561,13 +622,20 @@ class Pref_Feeds extends Handler_Protected {
                print "<div class=\"dlgSec\">".__("Authentication")."</div>";
                print "<div class=\"dlgSecCont\">";
 
-               $auth_login = htmlspecialchars(db_fetch_result($result, 0, "auth_login"));
+               $auth_login = htmlspecialchars($this->dbh->fetch_result($result, 0, "auth_login"));
 
                print "<input dojoType=\"dijit.form.TextBox\" id=\"feedEditDlg_login\"
                        placeHolder=\"".__("Login")."\"
                        name=\"auth_login\" value=\"$auth_login\"><hr/>";
 
-               $auth_pass = htmlspecialchars(db_fetch_result($result, 0, "auth_pass"));
+               $auth_pass = $this->dbh->fetch_result($result, 0, "auth_pass");
+
+               if ($auth_pass_encrypted) {
+                       require_once "crypt.php";
+                       $auth_pass = decrypt_string($auth_pass);
+               }
+
+               $auth_pass = htmlspecialchars($auth_pass);
 
                print "<input dojoType=\"dijit.form.TextBox\" type=\"password\" name=\"auth_pass\"
                        placeHolder=\"".__("Password")."\"
@@ -581,7 +649,7 @@ class Pref_Feeds extends Handler_Protected {
                print "<div class=\"dlgSec\">".__("Options")."</div>";
                print "<div class=\"dlgSecCont\">";
 
-               $private = sql_bool_to_bool(db_fetch_result($result, 0, "private"));
+               $private = sql_bool_to_bool($this->dbh->fetch_result($result, 0, "private"));
 
                if ($private) {
                        $checked = "checked=\"1\"";
@@ -592,18 +660,7 @@ class Pref_Feeds extends Handler_Protected {
                print "<input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" name=\"private\" id=\"private\"
                        $checked>&nbsp;<label for=\"private\">".__('Hide from Popular feeds')."</label>";
 
-               $rtl_content = sql_bool_to_bool(db_fetch_result($result, 0, "rtl_content"));
-
-               if ($rtl_content) {
-                       $checked = "checked=\"1\"";
-               } else {
-                       $checked = "";
-               }
-
-               print "<hr/><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" id=\"rtl_content\" name=\"rtl_content\"
-                       $checked>&nbsp;<label for=\"rtl_content\">".__('Right-to-left content')."</label>";
-
-               $include_in_digest = sql_bool_to_bool(db_fetch_result($result, 0, "include_in_digest"));
+               $include_in_digest = sql_bool_to_bool($this->dbh->fetch_result($result, 0, "include_in_digest"));
 
                if ($include_in_digest) {
                        $checked = "checked=\"1\"";
@@ -616,7 +673,7 @@ class Pref_Feeds extends Handler_Protected {
                        $checked>&nbsp;<label for=\"include_in_digest\">".__('Include in e-mail digest')."</label>";
 
 
-               $always_display_enclosures = sql_bool_to_bool(db_fetch_result($result, 0, "always_display_enclosures"));
+               $always_display_enclosures = sql_bool_to_bool($this->dbh->fetch_result($result, 0, "always_display_enclosures"));
 
                if ($always_display_enclosures) {
                        $checked = "checked";
@@ -628,34 +685,33 @@ class Pref_Feeds extends Handler_Protected {
                        name=\"always_display_enclosures\"
                        $checked>&nbsp;<label for=\"always_display_enclosures\">".__('Always display image attachments')."</label>";
 
+               $hide_images = sql_bool_to_bool($this->dbh->fetch_result($result, 0, "hide_images"));
 
-               $cache_images = sql_bool_to_bool(db_fetch_result($result, 0, "cache_images"));
-
-               if ($cache_images) {
+               if ($hide_images) {
                        $checked = "checked=\"1\"";
                } else {
                        $checked = "";
                }
 
-               print "<hr/><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" id=\"cache_images\"
-               name=\"cache_images\"
-                       $checked>&nbsp;<label for=\"cache_images\">".
-               __('Cache images locally')."</label>";
+               print "<hr/><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" id=\"hide_images\"
+               name=\"hide_images\"
+                       $checked>&nbsp;<label for=\"hide_images\">".
+               __('Do not embed images')."</label>";
 
-               $cache_content = sql_bool_to_bool(db_fetch_result($result, 0, "cache_content"));
+               $cache_images = sql_bool_to_bool($this->dbh->fetch_result($result, 0, "cache_images"));
 
-               if ($cache_content) {
+               if ($cache_images) {
                        $checked = "checked=\"1\"";
                } else {
                        $checked = "";
                }
 
-               print "<hr/><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" id=\"cache_content\"
-               name=\"cache_content\"
-                       $checked>&nbsp;<label for=\"cache_content\">".
-               __('Cache content locally')."</label>";
+               print "<hr/><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" id=\"cache_images\"
+               name=\"cache_images\"
+                       $checked>&nbsp;<label for=\"cache_images\">".
+               __('Cache images locally')."</label>";
 
-               $mark_unread_on_update = sql_bool_to_bool(db_fetch_result($result, 0, "mark_unread_on_update"));
+               $mark_unread_on_update = sql_bool_to_bool($this->dbh->fetch_result($result, 0, "mark_unread_on_update"));
 
                if ($mark_unread_on_update) {
                        $checked = "checked";
@@ -667,18 +723,6 @@ class Pref_Feeds extends Handler_Protected {
                        name=\"mark_unread_on_update\"
                        $checked>&nbsp;<label for=\"mark_unread_on_update\">".__('Mark updated articles as unread')."</label>";
 
-               $update_on_checksum_change = sql_bool_to_bool(db_fetch_result($result, 0, "update_on_checksum_change"));
-
-               if ($update_on_checksum_change) {
-                       $checked = "checked";
-               } else {
-                       $checked = "";
-               }
-
-               print "<hr/><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" id=\"update_on_checksum_change\"
-                       name=\"update_on_checksum_change\"
-                       $checked>&nbsp;<label for=\"update_on_checksum_change\">".__('Mark posts as updated on content change')."</label>";
-
                print "</div>";
 
                /* Icon */
@@ -712,7 +756,7 @@ class Pref_Feeds extends Handler_Protected {
                                __('Unsubscribe')."</button>";
 
                if (PUBSUBHUBBUB_ENABLED) {
-                       $pubsub_state = db_fetch_result($result, 0, "pubsub_state");
+                       $pubsub_state = $this->dbh->fetch_result($result, 0, "pubsub_state");
                        $pubsub_btn_disabled = ($pubsub_state == 2) ? "" : "disabled=\"1\"";
 
                        print "<button dojoType=\"dijit.form.Button\" id=\"pubsubReset_Btn\" $pubsub_btn_disabled
@@ -736,9 +780,11 @@ class Pref_Feeds extends Handler_Protected {
                global $purge_intervals;
                global $update_intervals;
 
-               $feed_ids = db_escape_string($_REQUEST["ids"]);
+               $feed_ids = $this->dbh->escape_string($_REQUEST["ids"]);
+
+               print_notice("Enable the options you wish to apply using checkboxes on the right:");
 
-               print "<div class=\"dialogNotice\">" . __("Enable the options you wish to apply using checkboxes on the right:") . "</div>";
+               print "<p>";
 
                print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"ids\" value=\"$feed_ids\">";
                print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"op\" value=\"pref-feeds\">";
@@ -768,13 +814,13 @@ class Pref_Feeds extends Handler_Protected {
 
                /* Category */
 
-               if (get_pref($this->link, 'ENABLE_FEED_CATS')) {
+               if (get_pref('ENABLE_FEED_CATS')) {
 
                        print "<br/>";
 
                        print __('Place in category:') . " ";
 
-                       print_feed_cat_select($this->link, "cat_id", $cat_id,
+                       print_feed_cat_select("cat_id", $cat_id,
                                'disabled="1" dojoType="dijit.form.Select"');
 
                        $this->batch_edit_cbox("cat_id");
@@ -832,11 +878,6 @@ class Pref_Feeds extends Handler_Protected {
 
                print "&nbsp;"; $this->batch_edit_cbox("private", "private_l");
 
-               print "<br/><input disabled=\"1\" type=\"checkbox\" id=\"rtl_content\" name=\"rtl_content\"
-                       dojoType=\"dijit.form.CheckBox\">&nbsp;<label class='insensitive' id=\"rtl_content_l\" for=\"rtl_content\">".__('Right-to-left content')."</label>";
-
-               print "&nbsp;"; $this->batch_edit_cbox("rtl_content", "rtl_content_l");
-
                print "<br/><input disabled=\"1\" type=\"checkbox\" id=\"include_in_digest\"
                        name=\"include_in_digest\"
                        dojoType=\"dijit.form.CheckBox\">&nbsp;<label id=\"include_in_digest_l\" class='insensitive' for=\"include_in_digest\">".__('Include in e-mail digest')."</label>";
@@ -849,6 +890,14 @@ class Pref_Feeds extends Handler_Protected {
 
                print "&nbsp;"; $this->batch_edit_cbox("always_display_enclosures", "always_display_enclosures_l");
 
+               print "<br/><input disabled=\"1\" type=\"checkbox\" id=\"hide_images\"
+                       name=\"hide_images\"
+                       dojoType=\"dijit.form.CheckBox\">&nbsp;<label class='insensitive' id=\"hide_images_l\"
+                       for=\"hide_images\">".
+               __('Do not embed images')."</label>";
+
+               print "&nbsp;"; $this->batch_edit_cbox("hide_images", "hide_images_l");
+
                print "<br/><input disabled=\"1\" type=\"checkbox\" id=\"cache_images\"
                        name=\"cache_images\"
                        dojoType=\"dijit.form.CheckBox\">&nbsp;<label class='insensitive' id=\"cache_images_l\"
@@ -863,12 +912,6 @@ class Pref_Feeds extends Handler_Protected {
 
                print "&nbsp;"; $this->batch_edit_cbox("mark_unread_on_update", "mark_unread_on_update_l");
 
-               print "<br/><input disabled=\"1\" type=\"checkbox\" id=\"update_on_checksum_change\"
-                       name=\"update_on_checksum_change\"
-                       dojoType=\"dijit.form.CheckBox\">&nbsp;<label id=\"update_on_checksum_change_l\" class='insensitive' for=\"update_on_checksum_change\">".__('Mark posts as updated on content change')."</label>";
-
-               print "&nbsp;"; $this->batch_edit_cbox("update_on_checksum_change", "update_on_checksum_change_l");
-
                print "</div>";
 
                print "<div class='dlgButtons'>
@@ -893,34 +936,39 @@ class Pref_Feeds extends Handler_Protected {
 
        function editsaveops($batch) {
 
-               $feed_title = db_escape_string(trim($_POST["title"]));
-               $feed_link = db_escape_string(trim($_POST["feed_url"]));
-               $upd_intl = (int) db_escape_string($_POST["update_interval"]);
-               $purge_intl = (int) db_escape_string($_POST["purge_interval"]);
-               $feed_id = (int) db_escape_string($_POST["id"]); /* editSave */
-               $feed_ids = db_escape_string($_POST["ids"]); /* batchEditSave */
-               $cat_id = (int) db_escape_string($_POST["cat_id"]);
-               $auth_login = db_escape_string(trim($_POST["auth_login"]));
-               $auth_pass = db_escape_string(trim($_POST["auth_pass"]));
-               $private = checkbox_to_sql_bool(db_escape_string($_POST["private"]));
-               $rtl_content = checkbox_to_sql_bool(db_escape_string($_POST["rtl_content"]));
+               $feed_title = $this->dbh->escape_string(trim($_POST["title"]));
+               $feed_link = $this->dbh->escape_string(trim($_POST["feed_url"]));
+               $upd_intl = (int) $this->dbh->escape_string($_POST["update_interval"]);
+               $purge_intl = (int) $this->dbh->escape_string($_POST["purge_interval"]);
+               $feed_id = (int) $this->dbh->escape_string($_POST["id"]); /* editSave */
+               $feed_ids = $this->dbh->escape_string($_POST["ids"]); /* batchEditSave */
+               $cat_id = (int) $this->dbh->escape_string($_POST["cat_id"]);
+               $auth_login = $this->dbh->escape_string(trim($_POST["auth_login"]));
+               $auth_pass = trim($_POST["auth_pass"]);
+               $private = checkbox_to_sql_bool($this->dbh->escape_string($_POST["private"]));
                $include_in_digest = checkbox_to_sql_bool(
-                       db_escape_string($_POST["include_in_digest"]));
+                       $this->dbh->escape_string($_POST["include_in_digest"]));
                $cache_images = checkbox_to_sql_bool(
-                       db_escape_string($_POST["cache_images"]));
-               $cache_content = checkbox_to_sql_bool(
-                       db_escape_string($_POST["cache_content"]));
-
+                       $this->dbh->escape_string($_POST["cache_images"]));
+               $hide_images = checkbox_to_sql_bool(
+                       $this->dbh->escape_string($_POST["hide_images"]));
                $always_display_enclosures = checkbox_to_sql_bool(
-                       db_escape_string($_POST["always_display_enclosures"]));
+                       $this->dbh->escape_string($_POST["always_display_enclosures"]));
 
                $mark_unread_on_update = checkbox_to_sql_bool(
-                       db_escape_string($_POST["mark_unread_on_update"]));
+                       $this->dbh->escape_string($_POST["mark_unread_on_update"]));
 
-               $update_on_checksum_change = checkbox_to_sql_bool(
-                       db_escape_string($_POST["update_on_checksum_change"]));
+               if (strlen(FEED_CRYPT_KEY) > 0) {
+                       require_once "crypt.php";
+                       $auth_pass = substr(encrypt_string($auth_pass), 0, 250);
+                       $auth_pass_encrypted = 'true';
+               } else {
+                       $auth_pass_encrypted = 'false';
+               }
+
+               $auth_pass = $this->dbh->escape_string($auth_pass);
 
-               if (get_pref($this->link, 'ENABLE_FEED_CATS')) {
+               if (get_pref('ENABLE_FEED_CATS')) {
                        if ($cat_id && $cat_id != 0) {
                                $category_qpart = "cat_id = '$cat_id',";
                                $category_qpart_nocomma = "cat_id = '$cat_id'";
@@ -935,21 +983,20 @@ class Pref_Feeds extends Handler_Protected {
 
                if (!$batch) {
 
-                       $result = db_query($this->link, "UPDATE ttrss_feeds SET
+                       $result = $this->dbh->query("UPDATE ttrss_feeds SET
                                $category_qpart
                                title = '$feed_title', feed_url = '$feed_link',
                                update_interval = '$upd_intl',
                                purge_interval = '$purge_intl',
                                auth_login = '$auth_login',
                                auth_pass = '$auth_pass',
+                               auth_pass_encrypted = $auth_pass_encrypted,
                                private = $private,
-                               rtl_content = $rtl_content,
                                cache_images = $cache_images,
-                               cache_content = $cache_content,
+                               hide_images = $hide_images,
                                include_in_digest = $include_in_digest,
                                always_display_enclosures = $always_display_enclosures,
-                               mark_unread_on_update = $mark_unread_on_update,
-                               update_on_checksum_change = $update_on_checksum_change
+                               mark_unread_on_update = $mark_unread_on_update
                        WHERE id = '$feed_id' AND owner_uid = " . $_SESSION["uid"]);
 
                } else {
@@ -961,7 +1008,7 @@ class Pref_Feeds extends Handler_Protected {
                                }
                        }
 
-                       db_query($this->link, "BEGIN");
+                       $this->dbh->query("BEGIN");
 
                        foreach (array_keys($feed_data) as $k) {
 
@@ -989,7 +1036,8 @@ class Pref_Feeds extends Handler_Protected {
                                                break;
 
                                        case "auth_pass":
-                                               $qpart = "auth_pass = '$auth_pass'";
+                                               $qpart = "auth_pass = '$auth_pass' AND
+                                                       auth_pass_encrypted = $auth_pass_encrypted";
                                                break;
 
                                        case "private":
@@ -1008,20 +1056,12 @@ class Pref_Feeds extends Handler_Protected {
                                                $qpart = "mark_unread_on_update = $mark_unread_on_update";
                                                break;
 
-                                       case "update_on_checksum_change":
-                                               $qpart = "update_on_checksum_change = $update_on_checksum_change";
-                                               break;
-
                                        case "cache_images":
                                                $qpart = "cache_images = $cache_images";
                                                break;
 
-                                       case "cache_content":
-                                               $qpart = "cache_content = $cache_content";
-                                               break;
-
-                                       case "rtl_content":
-                                               $qpart = "rtl_content = $rtl_content";
+                                       case "hide_images":
+                                               $qpart = "hide_images = $hide_images";
                                                break;
 
                                        case "cat_id":
@@ -1031,23 +1071,23 @@ class Pref_Feeds extends Handler_Protected {
                                }
 
                                if ($qpart) {
-                                       db_query($this->link,
+                                       $this->dbh->query(
                                                "UPDATE ttrss_feeds SET $qpart WHERE id IN ($feed_ids)
                                                AND owner_uid = " . $_SESSION["uid"]);
                                        print "<br/>";
                                }
                        }
 
-                       db_query($this->link, "COMMIT");
+                       $this->dbh->query("COMMIT");
                }
                return;
        }
 
        function resetPubSub() {
 
-               $ids = db_escape_string($_REQUEST["ids"]);
+               $ids = $this->dbh->escape_string($_REQUEST["ids"]);
 
-               db_query($this->link, "UPDATE ttrss_feeds SET pubsub_state = 0 WHERE id IN ($ids)
+               $this->dbh->query("UPDATE ttrss_feeds SET pubsub_state = 0 WHERE id IN ($ids)
                        AND owner_uid = " . $_SESSION["uid"]);
 
                return;
@@ -1055,30 +1095,30 @@ class Pref_Feeds extends Handler_Protected {
 
        function remove() {
 
-               $ids = split(",", db_escape_string($_REQUEST["ids"]));
+               $ids = explode(",", $this->dbh->escape_string($_REQUEST["ids"]));
 
                foreach ($ids as $id) {
-                       remove_feed($this->link, $id, $_SESSION["uid"]);
+                       Pref_Feeds::remove_feed($id, $_SESSION["uid"]);
                }
 
                return;
        }
 
        function clear() {
-               $id = db_escape_string($_REQUEST["id"]);
-               clear_feed_articles($this->link, $id);
+               $id = $this->dbh->escape_string($_REQUEST["id"]);
+               $this->clear_feed_articles($id);
        }
 
        function rescore() {
                require_once "rssfuncs.php";
 
-               $ids = split(",", db_escape_string($_REQUEST["ids"]));
+               $ids = explode(",", $this->dbh->escape_string($_REQUEST["ids"]));
 
                foreach ($ids as $id) {
 
-                       $filters = load_filters($this->link, $id, $_SESSION["uid"], 6);
+                       $filters = load_filters($id, $_SESSION["uid"], 6);
 
-                       $result = db_query($this->link, "SELECT
+                       $result = $this->dbh->query("SELECT
                                title, content, link, ref_id, author,".
                                SUBSTRING_FOR_DATE."(updated, 1, 19) AS updated
                                FROM
@@ -1089,9 +1129,9 @@ class Pref_Feeds extends Handler_Protected {
 
                        $scores = array();
 
-                       while ($line = db_fetch_assoc($result)) {
+                       while ($line = $this->dbh->fetch_assoc($result)) {
 
-                               $tags = get_article_tags($this->link, $line["ref_id"]);
+                               $tags = get_article_tags($line["ref_id"]);
 
                                $article_filters = get_article_filters($filters, $line['title'],
                                        $line['content'], $line['link'], strtotime($line['updated']),
@@ -1106,15 +1146,15 @@ class Pref_Feeds extends Handler_Protected {
 
                        foreach (array_keys($scores) as $s) {
                                if ($s > 1000) {
-                                       db_query($this->link, "UPDATE ttrss_user_entries SET score = '$s',
+                                       $this->dbh->query("UPDATE ttrss_user_entries SET score = '$s',
                                                marked = true WHERE
                                                ref_id IN (" . join(',', $scores[$s]) . ")");
                                } else if ($s < -500) {
-                                       db_query($this->link, "UPDATE ttrss_user_entries SET score = '$s',
+                                       $this->dbh->query("UPDATE ttrss_user_entries SET score = '$s',
                                                unread = false WHERE
                                                ref_id IN (" . join(',', $scores[$s]) . ")");
                                } else {
-                                       db_query($this->link, "UPDATE ttrss_user_entries SET score = '$s' WHERE
+                                       $this->dbh->query("UPDATE ttrss_user_entries SET score = '$s' WHERE
                                                ref_id IN (" . join(',', $scores[$s]) . ")");
                                }
                        }
@@ -1126,16 +1166,16 @@ class Pref_Feeds extends Handler_Protected {
 
        function rescoreAll() {
 
-               $result = db_query($this->link,
+               $result = $this->dbh->query(
                        "SELECT id FROM ttrss_feeds WHERE owner_uid = " . $_SESSION['uid']);
 
-               while ($feed_line = db_fetch_assoc($result)) {
+               while ($feed_line = $this->dbh->fetch_assoc($result)) {
 
                        $id = $feed_line["id"];
 
-                       $filters = load_filters($this->link, $id, $_SESSION["uid"], 6);
+                       $filters = load_filters($id, $_SESSION["uid"], 6);
 
-                       $tmp_result = db_query($this->link, "SELECT
+                       $tmp_result = $this->dbh->query("SELECT
                                title, content, link, ref_id, author,".
                                        SUBSTRING_FOR_DATE."(updated, 1, 19) AS updated
                                        FROM
@@ -1146,9 +1186,9 @@ class Pref_Feeds extends Handler_Protected {
 
                        $scores = array();
 
-                       while ($line = db_fetch_assoc($tmp_result)) {
+                       while ($line = $this->dbh->fetch_assoc($tmp_result)) {
 
-                               $tags = get_article_tags($this->link, $line["ref_id"]);
+                               $tags = get_article_tags($line["ref_id"]);
 
                                $article_filters = get_article_filters($filters, $line['title'],
                                        $line['content'], $line['link'], strtotime($line['updated']),
@@ -1163,11 +1203,11 @@ class Pref_Feeds extends Handler_Protected {
 
                        foreach (array_keys($scores) as $s) {
                                if ($s > 1000) {
-                                       db_query($this->link, "UPDATE ttrss_user_entries SET score = '$s',
+                                       $this->dbh->query("UPDATE ttrss_user_entries SET score = '$s',
                                                marked = true WHERE
                                                ref_id IN (" . join(',', $scores[$s]) . ")");
                                } else {
-                                       db_query($this->link, "UPDATE ttrss_user_entries SET score = '$s' WHERE
+                                       $this->dbh->query("UPDATE ttrss_user_entries SET score = '$s' WHERE
                                                ref_id IN (" . join(',', $scores[$s]) . ")");
                                }
                        }
@@ -1178,9 +1218,9 @@ class Pref_Feeds extends Handler_Protected {
        }
 
        function categorize() {
-               $ids = split(",", db_escape_string($_REQUEST["ids"]));
+               $ids = explode(",", $this->dbh->escape_string($_REQUEST["ids"]));
 
-               $cat_id = db_escape_string($_REQUEST["cat_id"]);
+               $cat_id = $this->dbh->escape_string($_REQUEST["cat_id"]);
 
                if ($cat_id == 0) {
                        $cat_id_qpart = 'NULL';
@@ -1188,30 +1228,30 @@ class Pref_Feeds extends Handler_Protected {
                        $cat_id_qpart = "'$cat_id'";
                }
 
-               db_query($this->link, "BEGIN");
+               $this->dbh->query("BEGIN");
 
                foreach ($ids as $id) {
 
-                       db_query($this->link, "UPDATE ttrss_feeds SET cat_id = $cat_id_qpart
+                       $this->dbh->query("UPDATE ttrss_feeds SET cat_id = $cat_id_qpart
                                WHERE id = '$id'
                                AND owner_uid = " . $_SESSION["uid"]);
 
                }
 
-               db_query($this->link, "COMMIT");
+               $this->dbh->query("COMMIT");
        }
 
        function removeCat() {
-               $ids = split(",", db_escape_string($_REQUEST["ids"]));
+               $ids = explode(",", $this->dbh->escape_string($_REQUEST["ids"]));
                foreach ($ids as $id) {
-                       remove_feed_category($this->link, $id, $_SESSION["uid"]);
+                       $this->remove_feed_category($id, $_SESSION["uid"]);
                }
        }
 
        function addCat() {
-               $feed_cat = db_escape_string(trim($_REQUEST["cat"]));
+               $feed_cat = $this->dbh->escape_string(trim($_REQUEST["cat"]));
 
-               add_feed_category($this->link, $feed_cat);
+               add_feed_category($feed_cat);
        }
 
        function index() {
@@ -1219,10 +1259,10 @@ class Pref_Feeds extends Handler_Protected {
                print "<div dojoType=\"dijit.layout.AccordionContainer\" region=\"center\">";
                print "<div id=\"pref-feeds-feeds\" dojoType=\"dijit.layout.AccordionPane\" title=\"".__('Feeds')."\">";
 
-               $result = db_query($this->link, "SELECT COUNT(id) AS num_errors
+               $result = $this->dbh->query("SELECT COUNT(id) AS num_errors
                        FROM ttrss_feeds WHERE last_error != '' AND owner_uid = ".$_SESSION["uid"]);
 
-               $num_errors = db_fetch_result($result, 0, "num_errors");
+               $num_errors = $this->dbh->fetch_result($result, 0, "num_errors");
 
                if ($num_errors > 0) {
 
@@ -1237,13 +1277,13 @@ class Pref_Feeds extends Handler_Protected {
                        $interval_qpart = "DATE_SUB(NOW(), INTERVAL 3 MONTH)";
                }
 
-               $result = db_query($this->link, "SELECT COUNT(*) AS num_inactive FROM ttrss_feeds WHERE
+               $result = $this->dbh->query("SELECT COUNT(*) AS num_inactive FROM ttrss_feeds WHERE
                                        (SELECT MAX(updated) FROM ttrss_entries, ttrss_user_entries WHERE
                                                ttrss_entries.id = ref_id AND
                                                        ttrss_user_entries.feed_id = ttrss_feeds.id) < $interval_qpart AND
                        ttrss_feeds.owner_uid = ".$_SESSION["uid"]);
 
-               $num_inactive = db_fetch_result($result, 0, "num_inactive");
+               $num_inactive = $this->dbh->fetch_result($result, 0, "num_inactive");
 
                if ($num_inactive > 0) {
                        $inactive_button = "<button dojoType=\"dijit.form.Button\"
@@ -1251,7 +1291,7 @@ class Pref_Feeds extends Handler_Protected {
                                        __("Inactive feeds") . "</button>";
                }
 
-               $feed_search = db_escape_string($_REQUEST["search"]);
+               $feed_search = $this->dbh->escape_string($_REQUEST["search"]);
 
                if (array_key_exists("search", $_REQUEST)) {
                        $_SESSION["prefs_feed_search"] = $feed_search;
@@ -1290,16 +1330,16 @@ class Pref_Feeds extends Handler_Protected {
                        dojoType=\"dijit.MenuItem\">".__('Reset sort order')."</div>";
                print "<div onclick=\"batchSubscribe()\"
                        dojoType=\"dijit.MenuItem\">".__('Batch subscribe')."</div>";
+               print "<div dojoType=\"dijit.MenuItem\" onclick=\"removeSelectedFeeds()\">"
+                       .__('Unsubscribe')."</div> ";
                print "</div></div>";
 
-               if (get_pref($this->link, 'ENABLE_FEED_CATS')) {
+               if (get_pref('ENABLE_FEED_CATS')) {
                        print "<div dojoType=\"dijit.form.DropDownButton\">".
                                        "<span>" . __('Categories')."</span>";
                        print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
                        print "<div onclick=\"createCategory()\"
                                dojoType=\"dijit.MenuItem\">".__('Add category')."</div>";
-                       print "<div onclick=\"toggleHiddenFeedCats()\"
-                               dojoType=\"dijit.MenuItem\">".__('(Un)hide empty categories')."</div>";
                        print "<div onclick=\"resetCatOrder()\"
                                dojoType=\"dijit.MenuItem\">".__('Reset sort order')."</div>";
                        print "<div onclick=\"removeSelectedCategories()\"
@@ -1311,8 +1351,8 @@ class Pref_Feeds extends Handler_Protected {
                print $error_button;
                print $inactive_button;
 
-               print "<button dojoType=\"dijit.form.Button\" onclick=\"removeSelectedFeeds()\">"
-                       .__('Unsubscribe')."</button dojoType=\"dijit.form.Button\"> ";
+               print "<button onclick=\"toggleHiddenFeedCats()\"
+                       dojoType=\"dijit.form.Button\">".__('(Un)hide empty categories')."</button>";
 
                if (defined('_ENABLE_FEED_DEBUGGING')) {
 
@@ -1411,11 +1451,10 @@ class Pref_Feeds extends Handler_Protected {
 
                print __("Published OPML does not include your Tiny Tiny RSS settings, feeds that require authentication or feeds hidden from Popular feeds.") . "</p>";
 
-               print "<button dojoType=\"dijit.form.Button\" onclick=\"return displayDlg('pubOPMLUrl')\">".
+               print "<button dojoType=\"dijit.form.Button\" onclick=\"return displayDlg('".__("Public OPML URL")."','pubOPMLUrl')\">".
                        __('Display published OPML URL')."</button> ";
 
-               global $pluginhost;
-               $pluginhost->run_hooks($pluginhost::HOOK_PREFS_TAB_SECTION,
+               PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB_SECTION,
                        "hook_prefs_tab_section", "prefFeedsOPML");
 
                print "</div>"; # pane
@@ -1439,30 +1478,6 @@ class Pref_Feeds extends Handler_Protected {
                        print "</div>"; # pane
                }
 
-               print "<div dojoType=\"dijit.layout.AccordionPane\" title=\"".__('Bookmarklets')."\">";
-
-               print "<p>" . __("Drag the link below to your browser toolbar, open the feed you're interested in in your browser and click on the link to subscribe to it.") . "</p>";
-
-               $bm_subscribe_url = str_replace('%s', '', add_feed_url());
-
-               $confirm_str = str_replace("'", "\'", __('Subscribe to %s in Tiny Tiny RSS?'));
-
-               $bm_url = htmlspecialchars("javascript:{if(confirm('$confirm_str'.replace('%s',window.location.href)))window.location.href='$bm_subscribe_url'+window.location.href}");
-
-               print "<a href=\"$bm_url\" class='bookmarklet'>" . __('Subscribe in Tiny Tiny RSS'). "</a>";
-
-               print "<p>" . __("Use this bookmarklet to publish arbitrary pages using Tiny Tiny RSS") . "</p>";
-
-               $bm_url = htmlspecialchars("javascript:(function(){var d=document,w=window,e=w.getSelection,k=d.getSelection,x=d.selection,s=(e?e():(k)?k():(x?x.createRange().text:0)),f='".SELF_URL_PATH."/public.php?op=sharepopup',l=d.location,e=encodeURIComponent,g=f+'&title='+((e(s))?e(s):e(document.title))+'&url='+e(l.href);function a(){if(!w.open(g,'t','toolbar=0,resizable=0,scrollbars=1,status=1,width=500,height=250')){l.href=g;}}a();})()");
-
-               print "<a href=\"$bm_url\" class='bookmarklet'>" . __('Share with Tiny Tiny RSS'). "</a>";
-
-               global $pluginhost;
-               $pluginhost->run_hooks($pluginhost::HOOK_PREFS_TAB_SECTION,
-                       "hook_prefs_tab_section", "prefFeedsBookmarklets");
-
-               print "</div>"; #pane
-
                print "<div dojoType=\"dijit.layout.AccordionPane\" title=\"".__('Published & shared articles / Generated feeds')."\">";
 
                print "<h3>" . __("Published articles and generated feeds") . "</h3>";
@@ -1472,7 +1487,7 @@ class Pref_Feeds extends Handler_Protected {
                $rss_url = '-2::' . htmlspecialchars(get_self_url_prefix() .
                                "/public.php?op=rss&id=-2&view-mode=all_articles");;
 
-               print "<button dojoType=\"dijit.form.Button\" onclick=\"return displayDlg('generatedFeed', '$rss_url')\">".
+               print "<button dojoType=\"dijit.form.Button\" onclick=\"return displayDlg('".__("View as RSS")."','generatedFeed', '$rss_url')\">".
                        __('Display URL')."</button> ";
 
                print "<button dojoType=\"dijit.form.Button\" onclick=\"return clearFeedAccessKeys()\">".
@@ -1485,36 +1500,32 @@ class Pref_Feeds extends Handler_Protected {
                print "<button dojoType=\"dijit.form.Button\" onclick=\"return clearArticleAccessKeys()\">".
                        __('Unshare all articles')."</button> ";
 
-               global $pluginhost;
-               $pluginhost->run_hooks($pluginhost::HOOK_PREFS_TAB_SECTION,
+               PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB_SECTION,
                        "hook_prefs_tab_section", "prefFeedsPublishedGenerated");
 
                print "</div>"; #pane
 
-               global $pluginhost;
-
-               $pluginhost->run_hooks($pluginhost::HOOK_PREFS_TAB,
+               PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB,
                        "hook_prefs_tab", "prefFeeds");
 
                print "</div>"; #container
        }
 
-       private function feedlist_init_cat($cat_id, $hidden = false) {
+       private function feedlist_init_cat($cat_id) {
                $obj = array();
                $cat_id = (int) $cat_id;
 
                if ($cat_id > 0) {
-                       $cat_unread = ccache_find($this->link, $cat_id, $_SESSION["uid"], true);
+                       $cat_unread = ccache_find($cat_id, $_SESSION["uid"], true);
                } else if ($cat_id == 0 || $cat_id == -2) {
-                       $cat_unread = getCategoryUnread($this->link, $cat_id);
+                       $cat_unread = getCategoryUnread($cat_id);
                }
 
                $obj['id'] = 'CAT:' . $cat_id;
                $obj['items'] = array();
-               $obj['name'] = getCategoryTitle($this->link, $cat_id);
+               $obj['name'] = getCategoryTitle($cat_id);
                $obj['type'] = 'category';
                $obj['unread'] = (int) $cat_unread;
-               $obj['hidden'] = $hidden;
                $obj['bare_id'] = $cat_id;
 
                return $obj;
@@ -1525,10 +1536,10 @@ class Pref_Feeds extends Handler_Protected {
                $feed_id = (int) $feed_id;
 
                if (!$title)
-                       $title = getFeedTitle($this->link, $feed_id, false);
+                       $title = getFeedTitle($feed_id, false);
 
                if ($unread === false)
-                       $unread = getFeedUnread($this->link, $feed_id, false);
+                       $unread = getFeedUnread($feed_id, false);
 
                $obj['id'] = 'FEED:' . $feed_id;
                $obj['name'] = $title;
@@ -1550,7 +1561,7 @@ class Pref_Feeds extends Handler_Protected {
                        $interval_qpart = "DATE_SUB(NOW(), INTERVAL 3 MONTH)";
                }
 
-               $result = db_query($this->link, "SELECT ttrss_feeds.title, ttrss_feeds.site_url,
+               $result = $this->dbh->query("SELECT ttrss_feeds.title, ttrss_feeds.site_url,
                                ttrss_feeds.feed_url, ttrss_feeds.id, MAX(updated) AS last_article
                        FROM ttrss_feeds, ttrss_entries, ttrss_user_entries WHERE
                                (SELECT MAX(updated) FROM ttrss_entries, ttrss_user_entries WHERE
@@ -1562,7 +1573,7 @@ class Pref_Feeds extends Handler_Protected {
                        GROUP BY ttrss_feeds.title, ttrss_feeds.id, ttrss_feeds.site_url, ttrss_feeds.feed_url
                        ORDER BY last_article");
 
-               print "<div class=\"dialogNotice\">" . __("These feeds have not been updated with new content for 3 months (oldest first):") . "</div>";
+               print "<h2" .__("These feeds have not been updated with new content for 3 months (oldest first):") . "</h2>";
 
                print "<div dojoType=\"dijit.Toolbar\">";
                print "<div dojoType=\"dijit.form.DropDownButton\">".
@@ -1581,7 +1592,7 @@ class Pref_Feeds extends Handler_Protected {
 
                $lnum = 1;
 
-               while ($line = db_fetch_assoc($result)) {
+               while ($line = $this->dbh->fetch_assoc($result)) {
 
                        $class = ($lnum % 2) ? "even" : "odd";
                        $feed_id = $line["id"];
@@ -1604,7 +1615,7 @@ class Pref_Feeds extends Handler_Protected {
                                htmlspecialchars($line["title"])."</a>";
 
                        print "</td><td class=\"insensitive\" align='right'>";
-                       print make_local_datetime($this->link, $line['last_article'], false);
+                       print make_local_datetime($line['last_article'], false);
                        print "</td>";
                        print "</tr>";
 
@@ -1628,9 +1639,10 @@ class Pref_Feeds extends Handler_Protected {
        }
 
        function feedsWithErrors() {
-               print "<div class=\"dialogNotice\">" . __("These feeds have not been updated because of errors:") . "</div>";
+               print "<h2>" . __("These feeds have not been updated because of errors:") .
+                       "</h2>";
 
-               $result = db_query($this->link, "SELECT id,title,feed_url,last_error,site_url
+               $result = $this->dbh->query("SELECT id,title,feed_url,last_error,site_url
                FROM ttrss_feeds WHERE last_error != '' AND owner_uid = ".$_SESSION["uid"]);
 
                print "<div dojoType=\"dijit.Toolbar\">";
@@ -1650,7 +1662,7 @@ class Pref_Feeds extends Handler_Protected {
 
                $lnum = 1;
 
-               while ($line = db_fetch_assoc($result)) {
+               while ($line = $this->dbh->fetch_assoc($result)) {
 
                        $class = ($lnum % 2) ? "even" : "odd";
                        $feed_id = $line["id"];
@@ -1697,5 +1709,239 @@ class Pref_Feeds extends Handler_Protected {
                print "</div>";
        }
 
+       /**
+        * Purge a feed contents, marked articles excepted.
+        *
+        * @param mixed $link The database connection.
+        * @param integer $id The id of the feed to purge.
+        * @return void
+        */
+       private function clear_feed_articles($id) {
+
+               if ($id != 0) {
+                       $result = $this->dbh->query("DELETE FROM ttrss_user_entries
+                       WHERE feed_id = '$id' AND marked = false AND owner_uid = " . $_SESSION["uid"]);
+               } else {
+                       $result = $this->dbh->query("DELETE FROM ttrss_user_entries
+                       WHERE feed_id IS NULL AND marked = false AND owner_uid = " . $_SESSION["uid"]);
+               }
+
+               $result = $this->dbh->query("DELETE FROM ttrss_entries WHERE
+                       (SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
+
+               ccache_update($id, $_SESSION['uid']);
+       } // function clear_feed_articles
+
+       private function remove_feed_category($id, $owner_uid) {
+
+               $this->dbh->query("DELETE FROM ttrss_feed_categories
+                       WHERE id = '$id' AND owner_uid = $owner_uid");
+
+               ccache_remove($id, $owner_uid, true);
+       }
+
+       static function remove_feed($id, $owner_uid) {
+
+               if ($id > 0) {
+
+                       /* save starred articles in Archived feed */
+
+                       db_query("BEGIN");
+
+                       /* prepare feed if necessary */
+
+                       $result = db_query("SELECT feed_url FROM ttrss_feeds WHERE id = $id
+                               AND owner_uid = $owner_uid");
+
+                       $feed_url = db_escape_string(db_fetch_result($result, 0, "feed_url"));
+
+                       $result = db_query("SELECT id FROM ttrss_archived_feeds
+                               WHERE feed_url = '$feed_url' AND owner_uid = $owner_uid");
+
+                       if (db_num_rows($result) == 0) {
+                               $result = db_query("SELECT MAX(id) AS id FROM ttrss_archived_feeds");
+                               $new_feed_id = (int)db_fetch_result($result, 0, "id") + 1;
+
+                               db_query("INSERT INTO ttrss_archived_feeds
+                                       (id, owner_uid, title, feed_url, site_url)
+                               SELECT $new_feed_id, owner_uid, title, feed_url, site_url from ttrss_feeds
+                               WHERE id = '$id'");
+
+                               $archive_id = $new_feed_id;
+                       } else {
+                               $archive_id = db_fetch_result($result, 0, "id");
+                       }
+
+                       db_query("UPDATE ttrss_user_entries SET feed_id = NULL,
+                               orig_feed_id = '$archive_id' WHERE feed_id = '$id' AND
+                                       marked = true AND owner_uid = $owner_uid");
+
+                       /* Remove access key for the feed */
+
+                       db_query("DELETE FROM ttrss_access_keys WHERE
+                               feed_id = '$id' AND owner_uid = $owner_uid");
+
+                       /* remove the feed */
+
+                       db_query("DELETE FROM ttrss_feeds
+                                       WHERE id = '$id' AND owner_uid = $owner_uid");
+
+                       db_query("COMMIT");
+
+                       if (file_exists(ICONS_DIR . "/$id.ico")) {
+                               unlink(ICONS_DIR . "/$id.ico");
+                       }
+
+                       ccache_remove($id, $owner_uid);
+
+               } else {
+                       label_remove(feed_to_label_id($id), $owner_uid);
+                       //ccache_remove($id, $owner_uid); don't think labels are cached
+               }
+       }
+
+       function batchSubscribe() {
+               print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"op\" value=\"pref-feeds\">";
+               print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"method\" value=\"batchaddfeeds\">";
+
+               print "<table width='100%'><tr><td>
+                       ".__("Add one valid RSS feed per line (no feed detection is done)")."
+               </td><td align='right'>";
+               if (get_pref('ENABLE_FEED_CATS')) {
+                       print __('Place in category:') . " ";
+                       print_feed_cat_select("cat", false, 'dojoType="dijit.form.Select"');
+               }
+               print "</td></tr><tr><td colspan='2'>";
+               print "<textarea
+                       style='font-size : 12px; width : 100%; height: 200px;'
+                       placeHolder=\"".__("Feeds to subscribe, One per line")."\"
+                       dojoType=\"dijit.form.SimpleTextarea\" required=\"1\" name=\"feeds\"></textarea>";
+
+               print "</td></tr><tr><td colspan='2'>";
+
+               print "<div id='feedDlg_loginContainer' style='display : none'>
+                               " .
+                               " <input dojoType=\"dijit.form.TextBox\" name='login'\"
+                                       placeHolder=\"".__("Login")."\"
+                                       style=\"width : 10em;\"> ".
+                               " <input
+                                       placeHolder=\"".__("Password")."\"
+                                       dojoType=\"dijit.form.TextBox\" type='password'
+                                       style=\"width : 10em;\" name='pass'\">".
+                               "</div>";
+
+               print "</td></tr><tr><td colspan='2'>";
+
+               print "<div style=\"clear : both\">
+                       <input type=\"checkbox\" name=\"need_auth\" dojoType=\"dijit.form.CheckBox\" id=\"feedDlg_loginCheck\"
+                                       onclick='checkboxToggleElement(this, \"feedDlg_loginContainer\")'>
+                               <label for=\"feedDlg_loginCheck\">".
+                               __('Feeds require authentication.')."</div>";
+
+               print "</form>";
+
+               print "</td></tr></table>";
+
+               print "<div class=\"dlgButtons\">
+                       <button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('batchSubDlg').execute()\">".__('Subscribe')."</button>
+                       <button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('batchSubDlg').hide()\">".__('Cancel')."</button>
+                       </div>";
+       }
+
+       function batchAddFeeds() {
+               $cat_id = $this->dbh->escape_string($_REQUEST['cat']);
+               $feeds = explode("\n", $_REQUEST['feeds']);
+               $login = $this->dbh->escape_string($_REQUEST['login']);
+               $pass = trim($_REQUEST['pass']);
+
+               foreach ($feeds as $feed) {
+                       $feed = $this->dbh->escape_string(trim($feed));
+
+                       if (validate_feed_url($feed)) {
+
+                               $this->dbh->query("BEGIN");
+
+                               if ($cat_id == "0" || !$cat_id) {
+                                       $cat_qpart = "NULL";
+                               } else {
+                                       $cat_qpart = "'$cat_id'";
+                               }
+
+                               $result = $this->dbh->query(
+                                       "SELECT id FROM ttrss_feeds
+                                       WHERE feed_url = '$feed' AND owner_uid = ".$_SESSION["uid"]);
+
+                               if (strlen(FEED_CRYPT_KEY) > 0) {
+                                       require_once "crypt.php";
+                                       $pass = substr(encrypt_string($pass), 0, 250);
+                                       $auth_pass_encrypted = 'true';
+                               } else {
+                                       $auth_pass_encrypted = 'false';
+                               }
+
+                               $pass = $this->dbh->escape_string($pass);
+
+                               if ($this->dbh->num_rows($result) == 0) {
+                                       $result = $this->dbh->query(
+                                               "INSERT INTO ttrss_feeds
+                                                       (owner_uid,feed_url,title,cat_id,auth_login,auth_pass,update_method,auth_pass_encrypted)
+                                               VALUES ('".$_SESSION["uid"]."', '$feed',
+                                                       '[Unknown]', $cat_qpart, '$login', '$pass', 0, $auth_pass_encrypted)");
+                               }
+
+                               $this->dbh->query("COMMIT");
+                       }
+               }
+       }
+
+       function regenOPMLKey() {
+               $this->update_feed_access_key('OPML:Publish',
+               false, $_SESSION["uid"]);
+
+               $new_link = Opml::opml_publish_url();
+
+               print json_encode(array("link" => $new_link));
+       }
+
+       function regenFeedKey() {
+               $feed_id = $this->dbh->escape_string($_REQUEST['id']);
+               $is_cat = $this->dbh->escape_string($_REQUEST['is_cat']) == "true";
+
+               $new_key = $this->update_feed_access_key($feed_id, $is_cat);
+
+               print json_encode(array("link" => $new_key));
+       }
+
+
+       private function update_feed_access_key($feed_id, $is_cat, $owner_uid = false) {
+               if (!$owner_uid) $owner_uid = $_SESSION["uid"];
+
+               $sql_is_cat = bool_to_sql_bool($is_cat);
+
+               $result = $this->dbh->query("SELECT access_key FROM ttrss_access_keys
+                       WHERE feed_id = '$feed_id'      AND is_cat = $sql_is_cat
+                       AND owner_uid = " . $owner_uid);
+
+               if ($this->dbh->num_rows($result) == 1) {
+                       $key = $this->dbh->escape_string(sha1(uniqid(rand(), true)));
+
+                       $this->dbh->query("UPDATE ttrss_access_keys SET access_key = '$key'
+                               WHERE feed_id = '$feed_id' AND is_cat = $sql_is_cat
+                               AND owner_uid = " . $owner_uid);
+
+                       return $key;
+
+               } else {
+                       return get_feed_access_key($feed_id, $is_cat, $owner_uid);
+               }
+       }
+
+       // Silent
+       function clearKeys() {
+               $this->dbh->query("DELETE FROM ttrss_access_keys WHERE
+                       owner_uid = " . $_SESSION["uid"]);
+       }
+
+
 }
 ?>