]> git.wh0rd.org - tt-rss.git/blobdiff - functions.php
call pngfix.js from feedlist
[tt-rss.git] / functions.php
index 4ba7da748b57f71af28c9568737b52c20626cc8b..b54789fa2fb40996b3b70fbc84361efb897401e1 100644 (file)
@@ -1,9 +1,16 @@
 <?
-       session_start();
+
+       if ($_GET["debug"]) {
+               define('DEFAULT_ERROR_LEVEL', E_ALL);
+       } else {
+               define('DEFAULT_ERROR_LEVEL', E_ERROR | E_WARNING | E_PARSE);
+       }
 
        require_once 'config.php';
        require_once 'db-prefs.php';
 
+       require_once 'magpierss/rss_utils.inc';
+
        define('MAGPIE_OUTPUT_ENCODING', 'UTF-8');
 
        function purge_feed($link, $feed_id, $purge_interval) {
@@ -82,7 +89,7 @@
                        (SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
        }
 
-       function update_all_feeds($link, $fetch, $user_id = false) {
+       function update_all_feeds($link, $fetch, $user_id = false, $force_daemon = false) {
 
                if (WEB_DEMO_MODE) return;
 
                        purge_old_posts($link);
                }
 
-               if (DAEMON_REFRESH_ONLY && !$_GET["daemon"]) {
-                       return;                 
-               }
-
-               db_query($link, "BEGIN");
+//             db_query($link, "BEGIN");
 
                $result = db_query($link, "SELECT feed_url,id,
                        substring(last_updated,1,19) as last_updated,
                        if ($fetch || (!$line["last_updated"] || 
                                time() - strtotime($line["last_updated"]) > ($upd_intl * 60))) {
 
-                               update_rss_feed($link, $line["feed_url"], $line["id"]);
+                               update_rss_feed($link, $line["feed_url"], $line["id"], $force_daemon);
                        }
                }
 
-               db_query($link, "COMMIT");
+//             db_query($link, "COMMIT");
 
        }
 
                                
                        error_reporting(0);
                        $r = fopen($icon_url, "r");
-                       error_reporting (E_ERROR | E_WARNING | E_PARSE);
+                       error_reporting (DEFAULT_ERROR_LEVEL);
 
                        if ($r) {
                                $tmpfname = tempnam("/tmp", "ttrssicon");
 
                                chmod($icon_file, 0644);
                                
-                               error_reporting (E_ERROR | E_WARNING | E_PARSE);
+                               error_reporting (DEFAULT_ERROR_LEVEL);
 
                        }       
                }
        }
 
-       function update_rss_feed($link, $feed_url, $feed) {
+       function update_rss_feed($link, $feed_url, $feed, $ignore_daemon = false) {
 
                if (WEB_DEMO_MODE) return;
 
+               if (DAEMON_REFRESH_ONLY && !$_GET["daemon"] && !$ignore_daemon) {
+                       return;                 
+               }
+
+               $result = db_query($link, "SELECT update_interval,auth_login,auth_pass  
+                       FROM ttrss_feeds WHERE id = '$feed'");
+
+               $auth_login = db_fetch_result($result, 0, "auth_login");
+               $auth_pass = db_fetch_result($result, 0, "auth_pass");
+
+               $update_interval = db_fetch_result($result, 0, "update_interval");
+
+               if ($update_interval < 0) { return; }
+
                $feed = db_escape_string($feed);
 
-               error_reporting(0);
-               $rss = fetch_rss($feed_url);
+               $fetch_url = $feed_url;
 
-               error_reporting (E_ERROR | E_WARNING | E_PARSE);
+               if ($auth_login && $auth_pass) {
+                       $url_parts = array();
+                       preg_match("/(^[^:]*):\/\/(.*)/", $fetch_url, $url_parts);
 
-               db_query($link, "BEGIN");
+                       if ($url_parts[1] && $url_parts[2]) {
+                               $fetch_url = $url_parts[1] . "://$auth_login:$auth_pass@" . $url_parts[2];
+                       }
+
+               }
+               error_reporting(0);
+               $rss = fetch_rss($fetch_url);
+
+               error_reporting (DEFAULT_ERROR_LEVEL);
 
                $feed = db_escape_string($feed);
 
                if ($rss) {
 
-                       $result = db_query($link, "SELECT title,icon_url,site_url,owner_uid 
+                       db_query($link, "BEGIN");
+
+                       $result = db_query($link, "SELECT title,icon_url,site_url,owner_uid
                                FROM ttrss_feeds WHERE id = '$feed'");
 
                        $registered_title = db_fetch_result($result, 0, "title");
                                check_feed_favicon($feed_url, $feed, $link);
                        }
 
-                       if (!$registered_title) {
+                       if (!$registered_title || $registered_title == "[Unknown]") {
                                $feed_title = db_escape_string($rss->channel["title"]);
                                db_query($link, "UPDATE ttrss_feeds SET 
                                        title = '$feed_title' WHERE id = '$feed'");
                        }
 
                        $site_url = $rss->channel["link"];
+                       // weird, weird Magpie
+                       if (!$site_url) $site_url = db_escape_string($rss->channel["link_"]);
 
                        if ($site_url && $orig_site_url != db_escape_string($site_url)) {
-                               $site_url = db_escape_string($rss->channel["link"]);
                                db_query($link, "UPDATE ttrss_feeds SET 
                                        site_url = '$site_url' WHERE id = '$feed'");
                        }
 
                        $result = db_query($link, "SELECT reg_exp,
                                (SELECT name FROM ttrss_filter_types
-                                       WHERE id = filter_type) as name
+                                       WHERE id = filter_type) as name,
+                               (SELECT name FROM ttrss_filter_actions
+                                       WHERE id = action_id) as action
                                FROM ttrss_filters WHERE 
                                owner_uid = $owner_uid AND
                                (feed_id IS NULL OR feed_id = '$feed')");
 
                        while ($line = db_fetch_assoc($result)) {
                                if (!$filters[$line["name"]]) $filters[$line["name"]] = array();
-                               array_push($filters[$line["name"]], $line["reg_exp"]);
+
+                               $filter["reg_exp"] = $line["reg_exp"];
+                               $filter["action"] = $line["action"];
+                               
+                               array_push($filters[$line["name"]], $filter);
                        }
 
-                       foreach ($rss->items as $item) {
+                       $iterator = $rss->items;
+
+                       if (!$iterator) $iterator = $rss->entries;
+                       if (!$iterator) $iterator = $rss;                       
+
+                       foreach ($iterator as $item) {
        
                                $entry_guid = $item["id"];
        
                                $rss_2_date = $item['pubdate'];
                                $rss_1_date = $item['dc']['date'];
                                $atom_date = $item['issued'];
+                               if (!$atom_date) $atom_date = $item['updated'];
                        
                                if ($atom_date != "") $entry_timestamp = parse_w3cdtf($atom_date);
                                if ($rss_1_date != "") $entry_timestamp = parse_w3cdtf($rss_1_date);
                                $entry_timestamp_fmt = strftime("%Y/%m/%d %H:%M:%S", $entry_timestamp);
 
                                $entry_title = $item["title"];
-                               $entry_link = $item["link"];
+
+                               // strange Magpie workaround
+                               $entry_link = $item["link_"];
+                               if (!$entry_link) $entry_link = $item["link"];
 
                                if (!$entry_title) continue;
                                if (!$entry_link) continue;
 
                                if (!$entry_content) $entry_content = $item["content:encoded"];
                                if (!$entry_content) $entry_content = $item["content"];
+                               if (!$entry_content) $entry_content = $item["summary"];
                                if (!$entry_content) $entry_content = $item["description"];
 
 //                             if (!$entry_content) continue;
                                }
 
 //                             print_r($item);
-//                             print_r($entry_content);
+//                             print_r(htmlspecialchars($entry_content));
+//                             print "<br>";
 
+                               $entry_content_unescaped = $entry_content;
                                $content_hash = "SHA1:" . sha1(strip_tags($entry_content));
 
                                $entry_comments = $item["comments"];
                                $entry_link = db_escape_string($entry_link);
                                $entry_comments = db_escape_string($entry_comments);
 
+                               $num_comments = db_escape_string($item["slash"]["comments"]);
+
+                               if (!$num_comments) $num_comments = 0;
+
                                if (db_num_rows($result) == 0) {
 
                                        // base post entry does not exist, create it
                                                        content_hash,
                                                        no_orig_date,
                                                        date_entered,
-                                                       comments)
+                                                       comments,
+                                                       num_comments)
                                                VALUES
                                                        ('$entry_title', 
                                                        '$entry_guid', 
                                                        '$content_hash',
                                                        $no_orig_date, 
                                                        NOW(), 
-                                                       '$entry_comments')");
+                                                       '$entry_comments',
+                                                       '$num_comments')");
                                }
 
                                // now it should exist, if not - bad luck then
 
                                $result = db_query($link, "SELECT 
                                                id,content_hash,no_orig_date,title,
-                                               substring(updated,1,19) as updated
+                                               substring(updated,1,19) as updated,
+                                               num_comments
                                        FROM 
                                                ttrss_entries 
                                        WHERE guid = '$entry_guid'");
 
                                if (db_num_rows($result) == 1) {
 
-                                               // this will be used below in update handler
-                                               $orig_content_hash = db_fetch_result($result, 0, "content_hash");
-//                                             $orig_timestamp = strtotime(db_fetch_result($result, 0, "updated"));
-//                                             $orig_no_orig_date = db_fetch_result($result, 0, "no_orig_date");
-                                               $orig_title = db_fetch_result($result, 0, "title");
+                                       // this will be used below in update handler
+                                       $orig_content_hash = db_fetch_result($result, 0, "content_hash");
+                                       $orig_title = db_fetch_result($result, 0, "title");
+                                       $orig_num_comments = db_fetch_result($result, 0, "num_comments");
 
-                                               $ref_id = db_fetch_result($result, 0, "id");
+                                       $ref_id = db_fetch_result($result, 0, "id");
 
-                                               // check for user post link to main table
+                                       // check for user post link to main table
 
-                                               // do we allow duplicate posts with same GUID in different feeds?
-                                               if (get_pref($link, "ALLOW_DUPLICATE_POSTS", $owner_uid)) {
-                                                       $dupcheck_qpart = "AND feed_id = '$feed'";
-                                               } else { 
-                                                       $dupcheck_qpart = "";
-                                               }
+                                       // do we allow duplicate posts with same GUID in different feeds?
+                                       if (get_pref($link, "ALLOW_DUPLICATE_POSTS", $owner_uid)) {
+                                               $dupcheck_qpart = "AND feed_id = '$feed'";
+                                       } else { 
+                                               $dupcheck_qpart = "";
+                                       }
 
-                                               error_reporting(0);
-                                               if (is_filtered($entry_title, $entry_content, $entry_link, $filters)) {
-                                                       continue;
-                                               }
-                                               error_reporting (E_ERROR | E_WARNING | E_PARSE);
+//                                     error_reporting(0);
 
-                                               $result = db_query($link,
-                                                       "SELECT ref_id FROM ttrss_user_entries WHERE
-                                                               ref_id = '$ref_id' AND owner_uid = '$owner_uid'
-                                                               $dupcheck_qpart");
-
-                                               // okay it doesn't exist - create user entry
-                                               if (db_num_rows($result) == 0) {
-                                                       $result = db_query($link,
-                                                               "INSERT INTO ttrss_user_entries 
-                                                                       (ref_id, owner_uid, feed_id) 
-                                                               VALUES ('$ref_id', '$owner_uid', '$feed')");
-                                               }
+                                       $filter_name = get_filter_name($entry_title, $entry_content, 
+                                               $entry_link, $filters);
 
+                                       if ($filter_name == "filter") {
+                                               continue;
+                                       }
+
+//                                     error_reporting (DEFAULT_ERROR_LEVEL);
+
+                                       $result = db_query($link,
+                                               "SELECT ref_id FROM ttrss_user_entries WHERE
+                                                       ref_id = '$ref_id' AND owner_uid = '$owner_uid'
+                                                       $dupcheck_qpart");
+                                                       
+                                       // okay it doesn't exist - create user entry
+                                       if (db_num_rows($result) == 0) {
+
+                                               if ($filter_name != 'catchup') {
+                                                       $unread = 'true';
+                                                       $last_read_qpart = 'NULL';
+                                               } else {
+                                                       $unread = 'false';
+                                                       $last_read_qpart = 'NOW()';
+                                               }                                               
+                                               
+                                               $result = db_query($link,
+                                                       "INSERT INTO ttrss_user_entries 
+                                                               (ref_id, owner_uid, feed_id, unread, last_read) 
+                                                       VALUES ('$ref_id', '$owner_uid', '$feed', $unread,
+                                                               $last_read_qpart)");
+                                       }
+                                       
                                        $post_needs_update = false;
 
                                        if (get_pref($link, "UPDATE_POST_ON_CHECKSUM_CHANGE", $owner_uid) &&
                                                $post_needs_update = true;
                                        }
 
+                                       if ($orig_num_comments != $num_comments) {
+                                               $post_needs_update = true;
+                                       }
+
 //                                     this doesn't seem to be very reliable
 //
 //                                     if ($orig_timestamp != $entry_timestamp && !$orig_no_orig_date) {
 //                                             print "<!-- post $orig_title needs update : $post_needs_update -->";
 
                                                db_query($link, "UPDATE ttrss_entries 
-                                                       SET title = '$entry_title', content = '$entry_content'
+                                                       SET title = '$entry_title', content = '$entry_content',
+                                                               num_comments = '$num_comments'
                                                        WHERE id = '$ref_id'");
 
                                                db_query($link, "UPDATE ttrss_user_entries 
 
                                $entry_tags = null;
 
-                               preg_match_all("/<a.*?rel=.tag.*?>([^>]+)<\/a>/i", $entry_content,
-                                       $entry_tags);
+                               preg_match_all("/<a.*?href=.http:\/\/.*?technorati.com\/tag\/([^\"\'>]+)/i", 
+                                       $entry_content_unescaped, $entry_tags);
+
+//                             print "<br>$entry_title : $entry_content_unescaped<br>";
+//                             print_r($entry_tags);
+//                             print "<br>";
 
                                $entry_tags = $entry_tags[1];
 
                                                
                                                foreach ($entry_tags as $tag) {
                                                        $tag = db_escape_string(strtolower($tag));
-       
+
+                                                       $tag = str_replace("+", " ", $tag);     
                                                        $tag = str_replace("technorati tag: ", "", $tag);
        
                                                        $result = db_query($link, "SELECT id FROM ttrss_tags            
                        db_query($link, "UPDATE ttrss_feeds 
                                SET last_updated = NOW(), last_error = '' WHERE id = '$feed'");
 
+                       db_query($link, "COMMIT");
+
                } else {
                        $error_msg = db_escape_string(magpie_error());
                        db_query($link, 
                                        last_updated = NOW() WHERE id = '$feed'");
                }
 
-               db_query($link, "COMMIT");
-
        }
 
        function print_select($id, $default, $values, $attributes = "") {
                print "</select>";
        }
 
-       function is_filtered($title, $content, $link, $filters) {
+       function get_filter_name($title, $content, $link, $filters) {
 
                if ($filters["title"]) {
-                       foreach ($filters["title"] as $title_filter) {                  
-                               if (preg_match("/$title_filter/i", $title)) 
-                                       return true;
+                       foreach ($filters["title"] as $filter) {
+                               $reg_exp = $filter["reg_exp"];                  
+                               if (preg_match("/$reg_exp/i", $title)) {
+                                       return $filter["action"];
+                               }
                        }
                }
 
                if ($filters["content"]) {
-                       foreach ($filters["content"] as $content_filter) {                      
-                               if (preg_match("/$content_filter/i", $content)) 
-                                       return true;
+                       foreach ($filters["content"] as $filter) {
+                               $reg_exp = $filter["reg_exp"];                  
+                               if (preg_match("/$reg_exp/i", $content)) {
+                                       return $filter["action"];
+                               }               
                        }
                }
 
                if ($filters["both"]) {
                        foreach ($filters["both"] as $filter) {                 
-                               if (preg_match("/$filter/i", $title) || preg_match("/$filter/i", $content)) 
-                                       return true;
+                               $reg_exp = $filter["reg_exp"];          
+                               if (preg_match("/$reg_exp/i", $title) || 
+                                       preg_match("/$reg_exp/i", $content)) {
+                                       return $filter["action"];
+                               }
                        }
                }
 
                if ($filters["link"]) {
-                       foreach ($filters["link"] as $link_filter) {                    
-                               if (preg_match("/$link_filter/i", $link)) 
-                                       return true;
+                       $reg_exp = $filter["reg_exp"];
+                       foreach ($filters["link"] as $filter) {
+                               $reg_exp = $filter["reg_exp"];
+                               if (preg_match("/$reg_exp/i", $link)) {
+                                       return $filter["action"];
+                               }
                        }
                }
 
        function printFeedEntry($feed_id, $class, $feed_title, $unread, $icon_file, $link) {
 
                if (file_exists($icon_file) && filesize($icon_file) > 0) {
-                               $feed_icon = "<img src=\"$icon_file\">";
+                               $feed_icon = "<img id=\"FIMG-$feed_id\" src=\"$icon_file\">";
                } else {
-                       $feed_icon = "<img src=\"images/blank_icon.gif\">";
+                       $feed_icon = "<img id=\"FIMG-$feed_id\" src=\"images/blank_icon.gif\">";
                }
 
                $feed = "<a href=\"javascript:viewfeed('$feed_id', 0);\">$feed_title</a>";
                        db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " . 
                                $_SESSION["uid"]);
 
+                       $user_theme = get_user_theme_path($link);
+
+                       $_SESSION["theme"] = $user_theme;
+
                        initialize_user_prefs($link, $_SESSION["uid"]);
 
                        return true;
                        values ('$uid','last_read is null and unread = false', 'Updated articles')");
                
                db_query($link, "insert into ttrss_feeds (owner_uid,title,feed_url)
-                       values ('$uid', 'Tiny Tiny RSS Dev. Feed',
-                       'http://bah.spb.su/darcsweb/darcsweb.cgi?r=tt-rss;a=rss')");
-               
-               }
+                       values ('$uid', 'Tiny Tiny RSS: New Releases',
+                       'http://tt-rss.spb.ru/releases.rss')");
+
+       }
 
        function logout_user() {
                session_destroy();              
        }
 
+       function get_script_urlpath() {
+               return preg_replace('/\/[^\/]*$/', "", $_SERVER["REQUEST_URI"]);
+       }
+
+       function get_login_redirect() {
+               $server = $_SERVER["SERVER_NAME"];
+
+               if (ENABLE_LOGIN_SSL) {
+                       $protocol = "https";
+               } else {
+                       $protocol = "http";
+               }               
+
+               $url_path = get_script_urlpath();
+
+               $redirect_uri = "$protocol://$server$url_path/login.php";
+
+               return $redirect_uri;
+       }
+
        function login_sequence($link) {
                if (!SINGLE_USER_MODE) {
-       
+
                        if (!USE_HTTP_AUTH) {
                                if (!$_SESSION["uid"]) {
-                                       header("Location: login.php?rt=tt-rss.php");
+                                       $redirect_uri = get_login_redirect();
+                                       $return_to = preg_replace('/.*?\//', '', $_SERVER["REQUEST_URI"]);
+                                       header("Location: $redirect_uri?rt=$return_to");
                                        exit;
                                }
                        } else {
                        initialize_user_prefs($link, 1); 
                }
        }
+
+       function truncate_string($str, $max_len) {
+               if (strlen($str) > $max_len) {
+                       return substr($str, 0, $max_len) . "...";
+               } else {
+                       return $str;
+               }
+       }
+
+       function get_user_theme_path($link) {
+               $result = db_query($link, "SELECT theme_path FROM ttrss_themes
+                       WHERE id = (SELECT theme_id FROM ttrss_users 
+                               WHERE id = " . $_SESSION["uid"] . ")");
+               if (db_num_rows($result) != 0) {
+                       return db_fetch_result($result, 0, "theme_path");
+               } else {
+                       return null;
+               }
+       }
+
+       function smart_date_time($timestamp) {
+               if (date("Y.m.d", $timestamp) == date("Y.m.d")) {
+                       return date("G:i", $timestamp);
+               } else if (date("Y", $timestamp) == date("Y")) {
+                       return date("M d, G:i", $timestamp);
+               } else {
+                       return date("Y/m/d G:i");
+               }
+       }
+
+       function smart_date($timestamp) {
+               if (date("Y.m.d", $timestamp) == date("Y.m.d")) {
+                       return "Today";
+               } else if (date("Y", $timestamp) == date("Y")) {
+                       return date("D m", $timestamp);
+               } else {
+                       return date("Y/m/d");
+               }
+       }
+
+       function sql_bool_to_string($s) {
+               if ($s == "t" || $s == "1") {
+                       return "true";
+               } else {
+                       return "false";
+               }
+       }
+       
+       function toggleEvenOdd($a) {
+               if ($a == "even") 
+                       return "odd";
+               else
+                       return "even";
+       }
 ?>