]> git.wh0rd.org - tt-rss.git/blobdiff - viewfeed.js
display N/A instead of undefined in fatal errors when ext_info is not present
[tt-rss.git] / viewfeed.js
index 0f5345b9bfdd44ea16998bfb4f7b3d3c3f47d958..acce5310d8f714965e4deb26328229fc2dfb7d15 100644 (file)
@@ -15,21 +15,6 @@ var post_under_pointer = false;
 
 var last_requested_article = false;
 
-function catchup_callback() {
-       if (xmlhttp_rpc.readyState == 4) {
-               try {
-                       debug("catchup_callback");
-                       notify("");                     
-                       all_counters_callback2(xmlhttp_rpc);
-                       if (_catchup_callback_func) {
-                               setTimeout(_catchup_callback_func, 10); 
-                       }
-               } catch (e) {
-                       exception_error("catchup_callback", e);
-               }
-       }
-}
-
 function catchup_callback2(transport, callback) {
        try {
                debug("catchup_callback2 " + transport + ", " + callback);
@@ -358,6 +343,10 @@ function article_callback2(transport, id, feed_id) {
 
                        showArticleInHeadlines(id);     
 
+                       if (db) {
+                               db.execute("UPDATE articles SET unread = 0 WHERE id = ?", [id]);
+                       }
+
                        var reply = transport.responseXML.firstChild.firstChild;
                
                } else {
@@ -377,14 +366,16 @@ function article_callback2(transport, id, feed_id) {
                        setTimeout('updateFeedList(false, false)', 50);                 
                        _reload_feedlist_after_view = false;
                } else {
-                       var counters = transport.responseXML.getElementsByTagName("counters")[0];
+                       if (transport.responseXML) {
+                               var counters = transport.responseXML.getElementsByTagName("counters")[0];
 
-                       if (counters) {
-                               debug("parsing piggybacked counters: " + counters);
-                               parse_counters(counters, false);
-                       } else {
-                               debug("counters container not found in reply, requesting...");
-                               request_counters();
+                               if (counters) {
+                                       debug("parsing piggybacked counters: " + counters);
+                                       parse_counters(counters, false);
+                               } else {
+                                       debug("counters container not found in reply, requesting...");
+                                       request_counters();
+                               }
                        }
                }
 
@@ -398,7 +389,9 @@ function view(id, feed_id, skip_history) {
        
        try {
                debug("loading article: " + id + "/" + feed_id);
-       
+
+               if (offline_mode) return view_offline(id, feed_id);
+
                var cached_article = cache_find(id);
 
                debug("cache check result: " + (cached_article != false));
@@ -550,6 +543,10 @@ function toggleMark(id, client_only, no_effects) {
                        mark_img.alt = __("Unstar article");
                        query = query + "&mark=1";
 
+                       if (db) {
+                               db.execute("UPDATE articles SET marked = 1 WHERE id = ?", [id]);
+                       }
+
                } else {
                        //mark_img.src = "images/mark_unset.png";
                        mark_img.alt = __("Please wait...");
@@ -561,8 +558,15 @@ function toggleMark(id, client_only, no_effects) {
                                mark_img.src = mark_img.src.replace("mark_set", "mark_unset");
                                mark_img.alt = __("Star article");
                        }
+
+                       if (db) {
+                               db.execute("UPDATE articles SET marked = 0 WHERE id = ?", [id]);
+                       }
+
                }
 
+               update_local_feedlist_counters();
+
                if (!client_only) {
                        debug(query);
 
@@ -807,6 +811,12 @@ function toggleUnread(id, cmode, effect) {
                                } else {
                                        row.className = nc + "Unread";
                                }
+
+                               if (db) {
+                                       db.execute("UPDATE articles SET unread = not unread "+
+                                               "WHERE id = ?", [id]);
+                               }
+
                        } else if (cmode == 0) {
                                row.className = nc;
 
@@ -815,10 +825,24 @@ function toggleUnread(id, cmode, effect) {
                                                afterFinish: toggleUnread_afh,
                                                queue: { position:'end', scope: 'TMRQ-' + id, limit: 1 } } );
                                } 
+
+                               if (db) {
+                                       db.execute("UPDATE articles SET unread = 0 "+
+                                               "WHERE id = ?", [id]);
+                               }
+
                        } else if (cmode == 1) {
                                row.className = nc + "Unread";
+
+                               if (db) {
+                                       db.execute("UPDATE articles SET unread = 1 "+
+                                               "WHERE id = ?", [id]);
+                               }
+
                        }
 
+                       update_local_feedlist_counters();
+
                        // Disable unmarking as selected for the time being (16.05.08) -fox
                        if (is_selected) row.className = row.className + "Selected";
 
@@ -836,7 +860,6 @@ function toggleUnread(id, cmode, effect) {
 
                }
 
-
        } catch (e) {
                exception_error("toggleUnread", e);
        }
@@ -1481,65 +1504,150 @@ function cdmWatchdog() {
 
 
 function cache_inject(id, article, param) {
-       if (!cache_check_param(id, param)) {
-               debug("cache_article: miss: " + id + " [p=" + param + "]");
-
-               var cache_obj = new Array();
-
-               cache_obj["id"] = id;
-               cache_obj["data"] = article;
-               cache_obj["param"] = param;
+       try {
+               if (!cache_check_param(id, param)) {
+                       debug("cache_article: miss: " + id + " [p=" + param + "]");
+       
+       
+                       if (db) {
 
-               article_cache.push(cache_obj);
+                          var date = new Date();
+                     var ts = Math.round(date.getTime() / 1000);
 
-       } else {
-               debug("cache_article: hit: " + id + " [p=" + param + "]");
+                               db.execute("INSERT INTO cache (id, article, param, added) VALUES (?, ?, ?, ?)",
+                                       [id, article, param, ts]);                              
+                       } else {
+       
+                               var cache_obj = new Array();
+       
+                               cache_obj["id"] = id;
+                               cache_obj["data"] = article;
+                               cache_obj["param"] = param;
+       
+                               article_cache.push(cache_obj);
+                       }
+       
+               } else {
+                       debug("cache_article: hit: " + id + " [p=" + param + "]");
+               }
+       } catch (e) {   
+               exception_error("cache_inject", e);
        }
 }
 
 function cache_find(id) {
-       for (var i = 0; i < article_cache.length; i++) {
-               if (article_cache[i]["id"] == id) {
-                       return article_cache[i]["data"];
+
+       if (db) {
+               var rs = db.execute("SELECT article FROM cache WHERE id = ?", [id]);
+               var a = false;
+
+               if (rs.isValidRow()) {
+                       var a = rs.field(0);                    
+               }
+
+               rs.close();
+
+               return a;
+
+       } else {
+               for (var i = 0; i < article_cache.length; i++) {
+                       if (article_cache[i]["id"] == id) {
+                               return article_cache[i]["data"];
+                       }
                }
        }
        return false;
 }
 
 function cache_find_param(id, param) {
-       for (var i = 0; i < article_cache.length; i++) {
-               if (article_cache[i]["id"] == id && article_cache[i]["param"] == param) {
-                       return article_cache[i]["data"];
+
+       if (db) {
+               var rs = db.execute("SELECT article FROM cache WHERE id = ? AND param = ?",
+                       [id, param]);
+               var a = false;
+
+               if (rs.isValidRow()) {
+                       a = rs.field(0);
+               }
+
+               rs.close();
+
+               return a;
+
+       } else {
+               for (var i = 0; i < article_cache.length; i++) {
+                       if (article_cache[i]["id"] == id && article_cache[i]["param"] == param) {
+                               return article_cache[i]["data"];
+                       }
                }
        }
        return false;
 }
 
 function cache_check(id) {
-       for (var i = 0; i < article_cache.length; i++) {
-               if (article_cache[i]["id"] == id) {
-                       return true;
+
+       if (db) {
+               var rs = db.execute("SELECT COUNT(*) AS c FROM cache WHERE id = ?",
+                       [id]);
+               var a = false;
+
+               if (rs.isValidRow()) {
+                        a = rs.field(0) != "0";
+               }
+
+               rs.close();
+
+               return a;
+
+       } else {
+               for (var i = 0; i < article_cache.length; i++) {
+                       if (article_cache[i]["id"] == id) {
+                               return true;
+                       }
                }
        }
        return false;
 }
 
 function cache_check_param(id, param) {
-       for (var i = 0; i < article_cache.length; i++) {
 
-//             debug("cache_check_param " + article_cache[i]["id"] + ":" + 
-//                     article_cache[i]["param"] + " vs " + id + ":" + param);
+       if (db) {
+               var rs = db.execute("SELECT COUNT(*) AS c FROM cache WHERE id = ? AND param = ?",
+                       [id, param]);
+               var a = false;
 
-               if (article_cache[i]["id"] == id && article_cache[i]["param"] == param) {
-                       return true;
+               if (rs.isValidRow()) {
+                       a = rs.field(0) != "0";
+               }
+
+               rs.close();
+
+               return a;
+
+       } else {
+               for (var i = 0; i < article_cache.length; i++) {
+                       if (article_cache[i]["id"] == id && article_cache[i]["param"] == param) {
+                               return true;
+                       }
                }
        }
        return false;
 }
 
 function cache_expire() {
-       while (article_cache.length > 25) {
-               article_cache.shift();
+       if (db) {
+               var date = new Date();
+               var ts = Math.round(date.getTime() / 1000);
+
+               db.execute("DELETE FROM cache WHERE added < ? - 1800 AND id LIKE 'FEEDLIST'", [ts]);
+               db.execute("DELETE FROM cache WHERE added < ? - 600 AND (id LIKE 'F:%' OR id LIKE 'C:%')", [ts]);
+               db.execute("DELETE FROM cache WHERE added < ? - 86400", [ts]);
+
+
+       } else {
+               while (article_cache.length > 25) {
+                       article_cache.shift();
+               }
        }
 }
 
@@ -1548,18 +1656,25 @@ function cache_empty() {
 }
 
 function cache_invalidate(id) {
-       var i = 0
-
        try {   
 
-               while (i < article_cache.length) {
-                       if (article_cache[i]["id"] == id) {
-                               debug("cache_invalidate: removed id " + id);
-                               article_cache.splice(i, 1);
-                               return true;
+               if (db) {
+                       rs = db.execute("DELETE FROM cache WHERE id = ?", [id]);
+                       return rs.rowsAffected != 0;
+               } else {
+
+                       var i = 0
+
+                       while (i < article_cache.length) {
+                               if (article_cache[i]["id"] == id) {
+                                       debug("cache_invalidate: removed id " + id);
+                                       article_cache.splice(i, 1);
+                                       return true;
+                               }
+                               i++;
                        }
-                       i++;
                }
+
                debug("cache_invalidate: id not found: " + id);
                return false;
        } catch (e) {
@@ -1579,9 +1694,9 @@ function cdmClicked(id) {
                        var id = elem.id.replace("RROW-", "");
                        active_post_id = id;
 
-                       cdmSelectArticles("none");
+//                     cdmSelectArticles("none");
                        toggleUnread(id, 0, true);
-                       toggleSelected(id);
+//                     toggleSelected(id);
 
                }
        } catch (e) {
@@ -1696,10 +1811,7 @@ function catchupRelativeToArticle(below) {
 
        try {
 
-               if (!xmlhttp_ready(xmlhttp_rpc)) {
-                       printLockingError();
-               }
-       
+
                if (!getActiveArticleId()) {
                        alert(__("No article is selected."));
                        return;