]> 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 c7194ab1b1d1213a0df24d62bb3c2db2b717bde7..acce5310d8f714965e4deb26328229fc2dfb7d15 100644 (file)
@@ -2,13 +2,6 @@ var active_post_id = false;
 var last_article_view = false;
 var active_real_feed_id = false;
 
-var _tag_active_post_id = false;
-var _tag_active_feed_id = false;
-var _tag_active_cdm = false;
-
-// FIXME: kludge, to restore scrollTop after tag editor terminates
-var _tag_cdm_scroll = false;
-
 // FIXME: kludges, needs proper implementation
 var _reload_feedlist_after_view = false;
 
@@ -22,21 +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);
@@ -46,7 +24,7 @@ function catchup_callback2(transport, callback) {
                        setTimeout(callback, 10);       
                }
        } catch (e) {
-               exception_error("catchup_callback2", e);
+               exception_error("catchup_callback2", e, transport);
        }
 }
 
@@ -74,6 +52,8 @@ function headlines_callback2(transport, feed_cur_page) {
 
                debug("headlines_callback2 [page=" + feed_cur_page + "]");
 
+               if (!transport_error_check(transport)) return;
+
                clean_feed_selections();
        
                var is_cat = false;
@@ -177,8 +157,6 @@ function headlines_callback2(transport, feed_cur_page) {
                                                        markHeadline(ids[i]);
                                                }
 
-                                               subtoolbarSearch();
-
                                        } else {
                                                debug("no new headlines received");
                                        }
@@ -235,15 +213,6 @@ function headlines_callback2(transport, feed_cur_page) {
                        debug("not in CDM mode or watchdog disabled");
                }
        
-               if (_tag_cdm_scroll) {
-                       try {
-                               document.getElementById("headlinesInnerContainer").scrollTop = _tag_cdm_scroll;
-                               _tag_cdm_scroll = false;
-                               debug("resetting headlinesInner scrollTop");
-       
-                       } catch (e) { }
-               }
-       
                _feed_cur_page = feed_cur_page;
                _infscroll_request_sent = 0;
 
@@ -252,7 +221,7 @@ function headlines_callback2(transport, feed_cur_page) {
                remove_splash();
 
        } catch (e) {
-               exception_error("headlines_callback2", e);
+               exception_error("headlines_callback2", e, transport);
        }
 }
 
@@ -308,7 +277,7 @@ function showArticleInHeadlines(id) {
                        view_mode = document.forms['main_toolbar_form'].view_mode;      
                        view_mode = view_mode[view_mode.selectedIndex].value;
                } catch (e) {
-                       exception_error("showArticleInHeadlines/viewmode", e, true);
+                       //
                }
 
                if (upd_img_pic && upd_img_pic.src.match("updated.png")) {
@@ -345,6 +314,8 @@ function article_callback2(transport, id, feed_id) {
 
                if (transport.responseXML) {
 
+                       if (!transport_error_check(transport)) return;
+
                        debug("looking for articles to cache...");
 
                        var articles = transport.responseXML.getElementsByTagName("article");
@@ -372,6 +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 {
@@ -391,20 +366,22 @@ 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();
+                               }
                        }
                }
 
                notify("");
        } catch (e) {
-               exception_error("article_callback2", e);
+               exception_error("article_callback2", e, transport);
        }
 }
 
@@ -412,7 +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));
@@ -553,6 +532,9 @@ function toggleMark(id, client_only, no_effects) {
                }
        
                var mark_img = document.getElementById("FMPIC-" + id);
+
+               if (!mark_img) return;
+
                var vfeedu = document.getElementById("FEEDU--1");
                var crow = document.getElementById("RROW-" + id);
        
@@ -561,6 +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...");
@@ -572,8 +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);
 
@@ -604,6 +597,9 @@ function togglePub(id, client_only, no_effects) {
                }
        
                var mark_img = document.getElementById("FPPIC-" + id);
+
+               if (!mark_img) return;
+
                var vfeedu = document.getElementById("FEEDU--2");
                var crow = document.getElementById("RROW-" + id);
        
@@ -815,6 +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;
 
@@ -823,10 +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";
 
@@ -844,12 +860,81 @@ function toggleUnread(id, cmode, effect) {
 
                }
 
-
        } catch (e) {
                exception_error("toggleUnread", e);
        }
 }
 
+function selectionRemoveLabel(id) {
+       try {
+
+               var ids = getSelectedArticleIds2();
+
+               if (ids.length == 0) {
+                       alert(__("No articles are selected."));
+                       return;
+               }
+
+//             var ok = confirm(__("Remove selected articles from label?"));
+
+//             if (ok) {
+
+                       var query = "backend.php?op=rpc&subop=removeFromLabel&ids=" +
+                               param_escape(ids.toString()) + "&lid=" + param_escape(id);
+
+//                     notify_progress("Loading, please wait...");
+
+                       cache_invalidate("F:" + (-11 - id));
+
+                       new Ajax.Request(query, {
+                               onComplete: function(transport) { 
+                                       show_labels_in_headlines(transport);
+                                       all_counters_callback2(transport);
+                               } });
+
+//             }
+
+       } catch (e) {
+               exception_error("selectionAssignLabel", e);
+
+       }
+}
+
+function selectionAssignLabel(id) {
+       try {
+
+               var ids = getSelectedArticleIds2();
+
+               if (ids.length == 0) {
+                       alert(__("No articles are selected."));
+                       return;
+               }
+
+//             var ok = confirm(__("Assign selected articles to label?"));
+
+//             if (ok) {
+
+                       cache_invalidate("F:" + (-11 - id));
+
+                       var query = "backend.php?op=rpc&subop=assignToLabel&ids=" +
+                               param_escape(ids.toString()) + "&lid=" + param_escape(id);
+
+//                     notify_progress("Loading, please wait...");
+
+                       new Ajax.Request(query, {
+                               onComplete: function(transport) { 
+                                       show_labels_in_headlines(transport);
+                                       all_counters_callback2(transport);
+                               } });
+
+//             }
+
+       } catch (e) {
+               exception_error("selectionAssignLabel", e);
+
+       }
+}
+
 function selectionToggleUnread(cdm_mode, set_state, callback_func, no_error) {
        try {
                var rows;
@@ -1159,41 +1244,7 @@ function catchupSelection() {
        }
 }
 
-
-function labelFromSearch(search, search_mode, match_on, feed_id, is_cat) {
-
-       if (!xmlhttp_ready(xmlhttp_rpc)) {
-               printLockingError();
-       }
-
-       var title = prompt(__("Please enter label title:"), "");
-
-       if (title) {
-
-               var query = "backend.php?op=labelFromSearch&search=" + param_escape(search) +
-                       "&smode=" + param_escape(search_mode) + "&match=" + param_escape(match_on) +
-                       "&feed=" + param_escape(feed_id) + "&is_cat=" + param_escape(is_cat) + 
-                       "&title=" + param_escape(title);
-
-               debug("LFS: " + query);
-
-               new Ajax.Request(query, {
-                       onComplete: function(transport) {
-                                       dlg_frefresh_callback(transport);
-                               } });
-       }
-}
-
 function editArticleTags(id, feed_id, cdm_enabled) {
-       _tag_active_post_id = id;
-       _tag_active_feed_id = feed_id;
-       _tag_active_cdm = cdm_enabled;
-
-       cache_invalidate(id);
-
-       try {
-               _tag_cdm_scroll = document.getElementById("headlinesInnerContainer").scrollTop;
-       } catch (e) { }
        displayDlg('editArticleTags', id);
 }
 
@@ -1209,18 +1260,24 @@ function tag_saved_callback(transport) {
                        _reload_feedlist_after_view = true;
                }
 
-               if (!_tag_active_cdm) {
-                       if (active_post_id == _tag_active_post_id) {
-                               debug("reloading current article");
-                               view(_tag_active_post_id, _tag_active_feed_id);                 
+
+               if (transport.responseXML) {
+                       var tags_str = transport.responseXML.getElementsByTagName("tags-str")[0];
+                       
+                       if (tags_str) {
+                               var id = tags_str.getAttribute("id");
+
+                               if (id) {
+                                       var tags = document.getElementById("ATSTR-" + id);
+                                       if (tags) {
+                                               tags.innerHTML = tags_str.firstChild.nodeValue;
+                                       }
+                               }
                        }
-               } else {
-                       debug("reloading current feed");
-                       viewCurrentFeed();
                }
 
        } catch (e) {
-               exception_error("catchup_callback", e);
+               exception_error("tag_saved_callback", e);
        }
 }
 
@@ -1447,65 +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();
+               }
        }
 }
 
@@ -1514,18 +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) {
@@ -1545,9 +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) {
@@ -1662,10 +1811,7 @@ function catchupRelativeToArticle(below) {
 
        try {
 
-               if (!xmlhttp_ready(xmlhttp_rpc)) {
-                       printLockingError();
-               }
-       
+
                if (!getActiveArticleId()) {
                        alert(__("No article is selected."));
                        return;
@@ -1777,44 +1923,6 @@ function fixHeadlinesOrder(ids) {
        }
 }
 
-function subtoolbarSearch() {
-       try {
-
-               var q = document.getElementById("subtoolbar_search_box");
-               
-               if (!q) return;
-
-               q = q.value.toUpperCase();
-
-               var ids = false;
-               var vis_ids = new Array();
-
-               if (document.getElementById("headlinesList")) {
-                       ids = getVisibleHeadlineIds();
-               } else {
-                       ids = cdmGetVisibleArticles();
-               }
-
-               for (var i = 0; i < ids.length; i++) {
-                       var title = document.getElementById("RTITLE-" + ids[i]);
-
-                       if (title) {
-                               if (!title.innerHTML.toUpperCase().match(q)) {
-                                       Element.hide(document.getElementById("RROW-" + ids[i]));
-                               } else {
-                                       Element.show(document.getElementById("RROW-" + ids[i]));
-                                       vis_ids.push(ids[i]);
-                               }
-                       }
-               }
-
-               fixHeadlinesOrder(vis_ids);
-
-       } catch (e) {
-               exception_error("subtoolbarSearch", e);
-       } 
-}
-
 function hideReadHeadlines() {
        try {
 
@@ -1965,3 +2073,51 @@ function scrollArticle(offset) {
                exception_error("scrollArticle", e);
        }
 }
+
+function show_labels_in_headlines(transport) {
+       try {
+               if (transport.responseXML) {
+                       var info = transport.responseXML.getElementsByTagName("info-for-headlines")[0];
+
+                       var elems = info.getElementsByTagName("entry");
+
+                       for (var l = 0; l < elems.length; l++) {
+                               var e_id = elems[l].getAttribute("id");
+
+                               if (e_id) {
+
+                                       var ctr = document.getElementById("HLLCTR-" + e_id);
+
+                                       if (ctr) {
+                                               ctr.innerHTML = elems[l].firstChild.nodeValue;
+                                       }
+                               }
+
+                       }
+
+               }
+       } catch (e) {
+               exception_error("show_labels_in_headlines", e);
+
+       }
+}
+
+function toggleHeadlineActions() {
+       try {
+               var e = document.getElementById("headlineActionsBody");
+               var p = document.getElementById("headlineActionsDrop");
+
+               if (!Element.visible(e)) {
+                       Element.show(e);
+               } else {
+                       Element.hide(e);
+               }
+
+               e.scrollTop = 0;
+               e.style.left = (p.offsetLeft + 1) + "px";
+//             e.style.top = (p.offsetTop + p.offsetHeight - 1) + "px";
+
+       } catch (e) {
+               exception_error("toggleHeadlineActions", e);
+       }
+}