]> git.wh0rd.org Git - tt-rss.git/blob - js/tt-rss.js
Merge pull request #159 from supahgreg/master
[tt-rss.git] / js / tt-rss.js
1 var global_unread = -1;
2 var hotkey_prefix = false;
3 var hotkey_prefix_pressed = false;
4 var hotkey_actions = {};
5 var _widescreen_mode = false;
6 var _rpc_seq = 0;
7 var _active_feed_id = 0;
8 var _active_feed_is_cat = false;
9
10 function next_seq() {
11         _rpc_seq += 1;
12         return _rpc_seq;
13 }
14
15 function get_seq() {
16         return _rpc_seq;
17 }
18
19 function activeFeedIsCat() {
20         return _active_feed_is_cat;
21 }
22
23 function getActiveFeedId() {
24         try {
25                 return _active_feed_id;
26         } catch (e) {
27                 exception_error("getActiveFeedId", e);
28         }
29 }
30
31 function setActiveFeedId(id, is_cat) {
32         try {
33                 hash_set('f', id);
34                 hash_set('c', is_cat ? 1 : 0);
35
36                 _active_feed_id = id;
37                 _active_feed_is_cat = is_cat;
38
39                 $("headlines-frame").setAttribute("feed-id", id);
40                 $("headlines-frame").setAttribute("is-cat", is_cat ? 1 : 0);
41
42                 selectFeed(id, is_cat);
43         } catch (e) {
44                 exception_error("setActiveFeedId", e);
45         }
46 }
47
48
49 function updateFeedList() {
50         try {
51
52 //              $("feeds-holder").innerHTML = "<div id=\"feedlistLoading\">" +
53 //                      __("Loading, please wait...") + "</div>";
54
55                 Element.show("feedlistLoading");
56
57                 if (dijit.byId("feedTree")) {
58                         dijit.byId("feedTree").destroyRecursive();
59                 }
60
61                 var store = new dojo.data.ItemFileWriteStore({
62          url: "backend.php?op=pref_feeds&method=getfeedtree&mode=2"});
63
64                 var treeModel = new fox.FeedStoreModel({
65                         store: store,
66                         query: {
67                                 "type": getInitParam('enable_feed_cats') == 1 ? "category" : "feed"
68                         },
69                         rootId: "root",
70                         rootLabel: "Feeds",
71                         childrenAttrs: ["items"]
72                 });
73
74                 var tree = new fox.FeedTree({
75                 model: treeModel,
76                 onClick: function (item, node) {
77                         var id = String(item.id);
78                         var is_cat = id.match("^CAT:");
79                         var feed = id.substr(id.indexOf(":")+1);
80                         viewfeed(feed, '', is_cat);
81                         return false;
82                 },
83                 openOnClick: false,
84                 showRoot: false,
85                 id: "feedTree",
86                 }, "feedTree");
87
88 /*              var menu = new dijit.Menu({id: 'feedMenu'});
89
90                 menu.addChild(new dijit.MenuItem({
91           label: "Simple menu item"
92                 }));
93
94 //              menu.bindDomNode(tree.domNode); */
95
96                 var tmph = dojo.connect(dijit.byId('feedMenu'), '_openMyself', function (event) {
97                         console.log(dijit.getEnclosingWidget(event.target));
98                         dojo.disconnect(tmph);
99                 });
100
101                 $("feeds-holder").appendChild(tree.domNode);
102
103                 var tmph = dojo.connect(tree, 'onLoad', function() {
104                 dojo.disconnect(tmph);
105                         Element.hide("feedlistLoading");
106
107                         feedlist_init();
108
109 //                      var node = dijit.byId("feedTree")._itemNodesMap['FEED:-2'][0].domNode
110 //                      menu.bindDomNode(node);
111
112                         loading_set_progress(25);
113                 });
114
115                 tree.startup();
116
117         } catch (e) {
118                 exception_error("updateFeedList", e);
119         }
120 }
121
122 function catchupAllFeeds() {
123
124         var str = __("Mark all articles as read?");
125
126         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
127
128                 var query_str = "backend.php?op=feeds&method=catchupAll";
129
130                 notify_progress("Marking all feeds as read...");
131
132                 //console.log("catchupAllFeeds Q=" + query_str);
133
134                 new Ajax.Request("backend.php", {
135                         parameters: query_str,
136                         onComplete: function(transport) {
137                                 feedlist_callback2(transport);
138                         } });
139
140                 global_unread = 0;
141                 updateTitle("");
142         }
143 }
144
145 function viewCurrentFeed(method) {
146         console.log("viewCurrentFeed");
147
148         if (getActiveFeedId() != undefined) {
149                 viewfeed(getActiveFeedId(), method, activeFeedIsCat());
150         }
151         return false; // block unneeded form submits
152 }
153
154 function timeout() {
155         if (getInitParam("bw_limit") != "1") {
156                 request_counters();
157                 setTimeout("timeout()", 60*1000);
158         }
159 }
160
161 function search() {
162         var query = "backend.php?op=feeds&method=search&param=" +
163                 param_escape(getActiveFeedId() + ":" + activeFeedIsCat());
164
165         if (dijit.byId("searchDlg"))
166                 dijit.byId("searchDlg").destroyRecursive();
167
168         dialog = new dijit.Dialog({
169                 id: "searchDlg",
170                 title: __("Search"),
171                 style: "width: 600px",
172                 execute: function() {
173                         if (this.validate()) {
174                                 _search_query = dojo.objectToQuery(this.attr('value'));
175                                 this.hide();
176                                 viewCurrentFeed();
177                         }
178                 },
179                 href: query});
180
181         dialog.show();
182 }
183
184 function updateTitle() {
185         var tmp = "Tiny Tiny RSS";
186
187         if (global_unread > 0) {
188                 tmp = "(" + global_unread + ") " + tmp;
189         }
190
191         if (window.fluid) {
192                 if (global_unread > 0) {
193                         window.fluid.dockBadge = global_unread;
194                 } else {
195                         window.fluid.dockBadge = "";
196                 }
197         }
198
199         document.title = tmp;
200 }
201
202 function genericSanityCheck() {
203         setCookie("ttrss_test", "TEST");
204
205         if (getCookie("ttrss_test") != "TEST") {
206                 return fatalError(2);
207         }
208
209         return true;
210 }
211
212
213 function init() {
214         try {
215                 //dojo.registerModulePath("fox", "../../js/");
216
217                 dojo.require("fox.FeedTree");
218
219                 dojo.require("dijit.ColorPalette");
220                 dojo.require("dijit.Dialog");
221                 dojo.require("dijit.form.Button");
222                 dojo.require("dijit.form.CheckBox");
223                 dojo.require("dijit.form.DropDownButton");
224                 dojo.require("dijit.form.FilteringSelect");
225                 dojo.require("dijit.form.Form");
226                 dojo.require("dijit.form.RadioButton");
227                 dojo.require("dijit.form.Select");
228                 dojo.require("dijit.form.SimpleTextarea");
229                 dojo.require("dijit.form.TextBox");
230                 dojo.require("dijit.form.ValidationTextBox");
231                 dojo.require("dijit.InlineEditBox");
232                 dojo.require("dijit.layout.AccordionContainer");
233                 dojo.require("dijit.layout.BorderContainer");
234                 dojo.require("dijit.layout.ContentPane");
235                 dojo.require("dijit.layout.TabContainer");
236                 dojo.require("dijit.Menu");
237                 dojo.require("dijit.ProgressBar");
238                 dojo.require("dijit.ProgressBar");
239                 dojo.require("dijit.Toolbar");
240                 dojo.require("dijit.Tree");
241                 dojo.require("dijit.tree.dndSource");
242                 dojo.require("dojo.data.ItemFileWriteStore");
243
244                 dojo.parser.parse();
245
246                 if (!genericSanityCheck())
247                         return false;
248
249                 loading_set_progress(20);
250
251                 var a = document.createElement('audio');
252
253                 var hasAudio = !!a.canPlayType;
254                 var hasSandbox = "sandbox" in document.createElement("iframe");
255                 var hasMp3 = !!(a.canPlayType && a.canPlayType('audio/mpeg;').replace(/no/, ''));
256
257                 new Ajax.Request("backend.php", {
258                         parameters: {op: "rpc", method: "sanityCheck", hasAudio: hasAudio,
259                                 hasMp3: hasMp3,
260                                 hasSandbox: hasSandbox},
261                         onComplete: function(transport) {
262                                         backend_sanity_check_callback(transport);
263                                 } });
264
265                 hotkey_actions["next_feed"] = function() {
266                                 var rv = dijit.byId("feedTree").getNextFeed(
267                                                 getActiveFeedId(), activeFeedIsCat());
268
269                                 if (rv) viewfeed(rv[0], '', rv[1]);
270                 };
271                 hotkey_actions["prev_feed"] = function() {
272                                 var rv = dijit.byId("feedTree").getPreviousFeed(
273                                                 getActiveFeedId(), activeFeedIsCat());
274
275                                 if (rv) viewfeed(rv[0], '', rv[1]);
276                 };
277                 hotkey_actions["next_article"] = function() {
278                                 moveToPost('next');
279                 };
280                 hotkey_actions["prev_article"] = function() {
281                                 moveToPost('prev');
282                 };
283                 hotkey_actions["next_article_noscroll"] = function() {
284                                 moveToPost('next', true);
285                 };
286                 hotkey_actions["prev_article_noscroll"] = function() {
287                                 moveToPost('prev', true);
288                 };
289                 hotkey_actions["next_article_noexpand"] = function() {
290                                 moveToPost('next', true, true);
291                 };
292                 hotkey_actions["prev_article_noexpand"] = function() {
293                                 moveToPost('prev', true, true);
294                 };
295                 hotkey_actions["collapse_article"] = function() {
296                                 var id = getActiveArticleId();
297                                 var elem = $("CICD-"+id);
298                                 if(elem.visible()) {
299                                         cdmCollapseArticle(null, id);
300                                 }
301                                 else {
302                                         cdmExpandArticle(id);
303                                 }
304                 };
305                 hotkey_actions["toggle_expand"] = function() {
306                                 var id = getActiveArticleId();
307                                 var elem = $("CICD-"+id);
308                                 if(elem.visible()) {
309                                         cdmUnexpandArticle(null, id);
310                                 }
311                                 else {
312                                         cdmExpandArticle(id);
313                                 }
314                 };
315                 hotkey_actions["search_dialog"] = function() {
316                                 search();
317                 };
318                 hotkey_actions["toggle_mark"] = function() {
319                                 selectionToggleMarked(undefined, false, true);
320                 };
321                 hotkey_actions["toggle_publ"] = function() {
322                                 selectionTogglePublished(undefined, false, true);
323                 };
324                 hotkey_actions["toggle_unread"] = function() {
325                                 selectionToggleUnread(undefined, false, true);
326                 };
327                 hotkey_actions["edit_tags"] = function() {
328                                 var id = getActiveArticleId();
329                                 if (id) {
330                                         editArticleTags(id, getActiveFeedId(), isCdmMode());
331                                 };
332                         }
333                 hotkey_actions["dismiss_selected"] = function() {
334                                 dismissSelectedArticles();
335                 };
336                 hotkey_actions["open_in_new_window"] = function() {
337                                 if (getActiveArticleId()) {
338                                         openArticleInNewWindow(getActiveArticleId());
339                                         return;
340                                 }
341                 };
342                 hotkey_actions["catchup_below"] = function() {
343                                 catchupRelativeToArticle(1);
344                 };
345                 hotkey_actions["catchup_above"] = function() {
346                                 catchupRelativeToArticle(0);
347                 };
348                 hotkey_actions["article_scroll_down"] = function() {
349                                 var ctr = $("content_insert") ? $("content_insert") : $("headlines-frame");
350
351                                 scrollArticle(40);
352                 };
353                 hotkey_actions["article_scroll_up"] = function() {
354                                 var ctr = $("content_insert") ? $("content_insert") : $("headlines-frame");
355
356                                 scrollArticle(-40);
357                 };
358                 hotkey_actions["close_article"] = function() {
359                                 if (isCdmMode()) {
360                                         if (!getInitParam("cdm_expanded")) {
361                                                 cdmCollapseArticle(false, getActiveArticleId());
362                                         } else {
363                                                 dismissArticle(getActiveArticleId());
364                                         }
365                                 } else {
366                                         closeArticlePanel();
367                                 }
368                 };
369                 hotkey_actions["email_article"] = function() {
370                                 if (typeof emailArticle != "undefined") {
371                                         emailArticle();
372                                 } else if (typeof mailtoArticle != "undefined") {
373                                         mailtoArticle();
374                                 } else {
375                                         alert(__("Please enable mail plugin first."));
376                                 }
377                 };
378                 hotkey_actions["select_all"] = function() {
379                                 selectArticles('all');
380                 };
381                 hotkey_actions["select_unread"] = function() {
382                                 selectArticles('unread');
383                 };
384                 hotkey_actions["select_marked"] = function() {
385                                 selectArticles('marked');
386                 };
387                 hotkey_actions["select_published"] = function() {
388                                 selectArticles('published');
389                 };
390                 hotkey_actions["select_invert"] = function() {
391                                 selectArticles('invert');
392                 };
393                 hotkey_actions["select_none"] = function() {
394                                 selectArticles('none');
395                 };
396                 hotkey_actions["feed_refresh"] = function() {
397                                 if (getActiveFeedId() != undefined) {
398                                         viewfeed(getActiveFeedId(), '', activeFeedIsCat());
399                                         return;
400                                 }
401                 };
402                 hotkey_actions["feed_unhide_read"] = function() {
403                                 toggleDispRead();
404                 };
405                 hotkey_actions["feed_subscribe"] = function() {
406                                 quickAddFeed();
407                 };
408                 hotkey_actions["feed_debug_update"] = function() {
409                                 window.open("backend.php?op=feeds&method=view&feed=" + getActiveFeedId() +
410                                         "&view_mode=adaptive&order_by=default&update=&m=ForceUpdate&cat=" +
411                                         activeFeedIsCat() + "&DevForceUpdate=1&debug=1&xdebug=1&csrf_token=" +
412                                         getInitParam("csrf_token"));
413                 };
414                 hotkey_actions["feed_edit"] = function() {
415                                 if (activeFeedIsCat())
416                                         alert(__("You can't edit this kind of feed."));
417                                 else
418                                         editFeed(getActiveFeedId());
419                 };
420                 hotkey_actions["feed_catchup"] = function() {
421                                 if (getActiveFeedId() != undefined) {
422                                         catchupCurrentFeed();
423                                         return;
424                                 }
425                 };
426                 hotkey_actions["feed_reverse"] = function() {
427                                 reverseHeadlineOrder();
428                 };
429                 hotkey_actions["catchup_all"] = function() {
430                                 catchupAllFeeds();
431                 };
432                 hotkey_actions["cat_toggle_collapse"] = function() {
433                                 if (activeFeedIsCat()) {
434                                         dijit.byId("feedTree").collapseCat(getActiveFeedId());
435                                         return;
436                                 }
437                 };
438                 hotkey_actions["goto_all"] = function() {
439                                 viewfeed(-4);
440                 };
441                 hotkey_actions["goto_fresh"] = function() {
442                                 viewfeed(-3);
443                 };
444                 hotkey_actions["goto_marked"] = function() {
445                                 viewfeed(-1);
446                 };
447                 hotkey_actions["goto_published"] = function() {
448                                 viewfeed(-2);
449                 };
450                 hotkey_actions["goto_tagcloud"] = function() {
451                                 displayDlg(__("Tag cloud"), "printTagCloud");
452                 };
453                 hotkey_actions["goto_prefs"] = function() {
454                                 gotoPreferences();
455                 };
456                 hotkey_actions["select_article_cursor"] = function() {
457                                 var id = getArticleUnderPointer();
458                                 if (id) {
459                                         var row = $("RROW-" + id);
460
461                                         if (row) {
462                                                 var cb = dijit.getEnclosingWidget(
463                                                         row.getElementsByClassName("rchk")[0]);
464
465                                                 if (cb) {
466                                                         cb.attr("checked", !cb.attr("checked"));
467                                                         toggleSelectRowById(cb, "RROW-" + id);
468                                                         return false;
469                                                 }
470                                         }
471                                 }
472                 };
473                 hotkey_actions["create_label"] = function() {
474                                 addLabel();
475                 };
476                 hotkey_actions["create_filter"] = function() {
477                                 quickAddFilter();
478                 };
479                 hotkey_actions["collapse_sidebar"] = function() {
480                                 collapse_feedlist();
481                 };
482                 hotkey_actions["toggle_embed_original"] = function() {
483                                 if (typeof embedOriginalArticle != "undefined") {
484                                         if (getActiveArticleId())
485                                                 embedOriginalArticle(getActiveArticleId());
486                                 } else {
487                                         alert(__("Please enable embed_original plugin first."));
488                                 }
489                 };
490                 hotkey_actions["toggle_widescreen"] = function() {
491                                 if (!isCdmMode()) {
492                                         _widescreen_mode = !_widescreen_mode;
493
494                                         switchPanelMode(_widescreen_mode);
495                                 }
496                 };
497                 hotkey_actions["help_dialog"] = function() {
498                                 helpDialog("main");
499                 };
500                 hotkey_actions["toggle_combined_mode"] = function() {
501                                 notify_progress("Loading, please wait...");
502
503                                 var value = isCdmMode() ? "false" : "true";
504                                 var query = "?op=rpc&method=setpref&key=COMBINED_DISPLAY_MODE&value=" + value;
505
506                                 new Ajax.Request("backend.php", {
507                                         parameters: query,
508                                         onComplete: function(transport) {
509                                                 setInitParam("combined_display_mode",
510                                                                 !getInitParam("combined_display_mode"));
511
512                                                 closeArticlePanel();
513                                                 viewCurrentFeed();
514
515                                                                 } });
516                 };
517                 hotkey_actions["toggle_cdm_expanded"] = function() {
518                                 notify_progress("Loading, please wait...");
519
520                                 var value = getInitParam("cdm_expanded") ? "false" : "true";
521                                 var query = "?op=rpc&method=setpref&key=CDM_EXPANDED&value=" + value;
522
523                                 new Ajax.Request("backend.php", {
524                                         parameters: query,
525                                         onComplete: function(transport) {
526                                                 setInitParam("cdm_expanded", !getInitParam("cdm_expanded"));
527                                                 viewCurrentFeed();
528                                         } });
529                 };
530
531
532         } catch (e) {
533                 exception_error("init", e);
534         }
535 }
536
537 function init_second_stage() {
538
539         try {
540                 dojo.addOnLoad(function() {
541                         updateFeedList();
542                         closeArticlePanel();
543
544                         _widescreen_mode = getInitParam("widescreen");
545
546                         if (_widescreen_mode) {
547                                 switchPanelMode(_widescreen_mode);
548                         }
549
550                 });
551
552                 delCookie("ttrss_test");
553
554                 var toolbar = document.forms["main_toolbar_form"];
555
556                 dijit.getEnclosingWidget(toolbar.view_mode).attr('value',
557                         getInitParam("default_view_mode"));
558
559                 dijit.getEnclosingWidget(toolbar.order_by).attr('value',
560                         getInitParam("default_view_order_by"));
561
562                 feeds_sort_by_unread = getInitParam("feeds_sort_by_unread") == 1;
563
564                 var hash_feed_id = hash_get('f');
565                 var hash_feed_is_cat = hash_get('c') == "1";
566
567                 if (hash_feed_id != undefined) {
568                         setActiveFeedId(hash_feed_id, hash_feed_is_cat);
569                 }
570
571                 loading_set_progress(30);
572
573                 // can't use cache_clear() here because viewfeed might not have initialized yet
574                 if ('sessionStorage' in window && window['sessionStorage'] !== null)
575                         sessionStorage.clear();
576
577                 var hotkeys = getInitParam("hotkeys");
578                 var tmp = [];
579
580                 for (sequence in hotkeys[1]) {
581                         filtered = sequence.replace(/\|.*$/, "");
582                         tmp[filtered] = hotkeys[1][sequence];
583                 }
584
585                 hotkeys[1] = tmp;
586                 setInitParam("hotkeys", hotkeys);
587
588                 console.log("second stage ok");
589
590                 if (getInitParam("simple_update")) {
591                         console.log("scheduling simple feed updater...");
592                         window.setTimeout("update_random_feed()", 30*1000);
593                 }
594
595         } catch (e) {
596                 exception_error("init_second_stage", e);
597         }
598 }
599
600 function quickMenuGo(opid) {
601         try {
602                 switch (opid) {
603                 case "qmcPrefs":
604                         gotoPreferences();
605                         break;
606                 case "qmcLogout":
607                         gotoLogout();
608                         break;
609                 case "qmcTagCloud":
610                         displayDlg(__("Tag cloud"), "printTagCloud");
611                         break;
612                 case "qmcTagSelect":
613                         displayDlg(__("Select item(s) by tags"), "printTagSelect");
614                         break;
615                 case "qmcSearch":
616                         search();
617                         break;
618                 case "qmcAddFeed":
619                         quickAddFeed();
620                         break;
621                 case "qmcDigest":
622                         window.location.href = "backend.php?op=digest";
623                         break;
624                 case "qmcEditFeed":
625                         if (activeFeedIsCat())
626                                 alert(__("You can't edit this kind of feed."));
627                         else
628                                 editFeed(getActiveFeedId());
629                         break;
630                 case "qmcRemoveFeed":
631                         var actid = getActiveFeedId();
632
633                         if (activeFeedIsCat()) {
634                                 alert(__("You can't unsubscribe from the category."));
635                                 return;
636                         }
637
638                         if (!actid) {
639                                 alert(__("Please select some feed first."));
640                                 return;
641                         }
642
643                         var fn = getFeedName(actid);
644
645                         var pr = __("Unsubscribe from %s?").replace("%s", fn);
646
647                         if (confirm(pr)) {
648                                 unsubscribeFeed(actid);
649                         }
650                         break;
651                 case "qmcCatchupAll":
652                         catchupAllFeeds();
653                         break;
654                 case "qmcShowOnlyUnread":
655                         toggleDispRead();
656                         break;
657                 case "qmcAddFilter":
658                         quickAddFilter();
659                         break;
660                 case "qmcAddLabel":
661                         addLabel();
662                         break;
663                 case "qmcRescoreFeed":
664                         rescoreCurrentFeed();
665                         break;
666                 case "qmcToggleWidescreen":
667                         if (!isCdmMode()) {
668                                 _widescreen_mode = !_widescreen_mode;
669
670                                 switchPanelMode(_widescreen_mode);
671                         }
672                         break;
673                 case "qmcHKhelp":
674                         helpDialog("main");
675                         break;
676                 default:
677                         console.log("quickMenuGo: unknown action: " + opid);
678                 }
679
680         } catch (e) {
681                 exception_error("quickMenuGo", e);
682         }
683 }
684
685 function toggleDispRead() {
686         try {
687
688                 var hide = !(getInitParam("hide_read_feeds") == "1");
689
690                 hideOrShowFeeds(hide);
691
692                 var query = "?op=rpc&method=setpref&key=HIDE_READ_FEEDS&value=" +
693                         param_escape(hide);
694
695                 setInitParam("hide_read_feeds", hide);
696
697                 new Ajax.Request("backend.php", {
698                         parameters: query,
699                         onComplete: function(transport) {
700                         } });
701
702         } catch (e) {
703                 exception_error("toggleDispRead", e);
704         }
705 }
706
707 function parse_runtime_info(data) {
708
709         //console.log("parsing runtime info...");
710
711         for (k in data) {
712                 var v = data[k];
713
714 //              console.log("RI: " + k + " => " + v);
715
716                 if (k == "new_version_available") {
717                         if (v == "1") {
718                                 Element.show(dijit.byId("newVersionIcon").domNode);
719                         } else {
720                                 Element.hide(dijit.byId("newVersionIcon").domNode);
721                         }
722                         return;
723                 }
724
725                 if (k == "dep_ts" && parseInt(getInitParam("dep_ts")) > 0) {
726                         if (parseInt(getInitParam("dep_ts")) < parseInt(v) && getInitParam("reload_on_ts_change")) {
727                                 window.location.reload();
728                         }
729                 }
730
731                 if (k == "daemon_is_running" && v != 1) {
732                         notify_error("<span onclick=\"javascript:explainError(1)\">Update daemon is not running.</span>", true);
733                         return;
734                 }
735
736                 if (k == "daemon_stamp_ok" && v != 1) {
737                         notify_error("<span onclick=\"javascript:explainError(3)\">Update daemon is not updating feeds.</span>", true);
738                         return;
739                 }
740
741                 if (k == "max_feed_id" || k == "num_feeds") {
742                         if (init_params[k] != v) {
743                                 console.log("feed count changed, need to reload feedlist.");
744                                 updateFeedList();
745                         }
746                 }
747
748                 init_params[k] = v;
749                 notify('');
750         }
751 }
752
753 function collapse_feedlist() {
754         try {
755
756                 if (!Element.visible('feeds-holder')) {
757                         Element.show('feeds-holder');
758                         Element.show('feeds-holder_splitter');
759                         $("collapse_feeds_btn").innerHTML = "&lt;&lt;";
760                 } else {
761                         Element.hide('feeds-holder');
762                         Element.hide('feeds-holder_splitter');
763                         $("collapse_feeds_btn").innerHTML = "&gt;&gt;";
764                 }
765
766                 dijit.byId("main").resize();
767
768                 query = "?op=rpc&method=setpref&key=_COLLAPSED_FEEDLIST&value=true";
769                 new Ajax.Request("backend.php", { parameters: query });
770
771         } catch (e) {
772                 exception_error("collapse_feedlist", e);
773         }
774 }
775
776 function viewModeChanged() {
777         cache_clear();
778         return viewCurrentFeed('');
779 }
780
781 function rescoreCurrentFeed() {
782
783         var actid = getActiveFeedId();
784
785         if (activeFeedIsCat() || actid < 0) {
786                 alert(__("You can't rescore this kind of feed."));
787                 return;
788         }
789
790         if (!actid) {
791                 alert(__("Please select some feed first."));
792                 return;
793         }
794
795         var fn = getFeedName(actid);
796         var pr = __("Rescore articles in %s?").replace("%s", fn);
797
798         if (confirm(pr)) {
799                 notify_progress("Rescoring articles...");
800
801                 var query = "?op=pref-feeds&method=rescore&quiet=1&ids=" + actid;
802
803                 new Ajax.Request("backend.php", {
804                         parameters: query,
805                         onComplete: function(transport) {
806                                 viewCurrentFeed();
807                         } });
808         }
809 }
810
811 function hotkey_handler(e) {
812         try {
813
814                 if (e.target.nodeName == "INPUT" || e.target.nodeName == "TEXTAREA") return;
815
816                 var keycode = false;
817                 var shift_key = false;
818
819                 var cmdline = $('cmdline');
820
821                 shift_key = e.shiftKey;
822                 ctrl_key = e.ctrlKey;
823
824                 if (window.event) {
825                         keycode = window.event.keyCode;
826                 } else if (e) {
827                         keycode = e.which;
828                 }
829
830                 var keychar = String.fromCharCode(keycode);
831
832                 if (keycode == 27) { // escape
833                         hotkey_prefix = false;
834                 }
835
836                 if (keycode == 16) return; // ignore lone shift
837                 if (keycode == 17) return; // ignore lone ctrl
838
839                 keychar = keychar.toLowerCase();
840
841                 var hotkeys = getInitParam("hotkeys");
842
843                 if (!hotkey_prefix && hotkeys[0].indexOf(keychar) != -1) {
844
845                         var date = new Date();
846                         var ts = Math.round(date.getTime() / 1000);
847
848                         hotkey_prefix = keychar;
849                         hotkey_prefix_pressed = ts;
850
851                         cmdline.innerHTML = keychar;
852                         Element.show(cmdline);
853
854                         return true;
855                 }
856
857                 Element.hide(cmdline);
858
859                 var hotkey = keychar.search(/[a-zA-Z0-9]/) != -1 ? keychar : "(" + keycode + ")";
860
861                 // ensure ^*char notation
862                 if (shift_key) hotkey = "*" + hotkey;
863                 if (ctrl_key) hotkey = "^" + hotkey;
864
865                 hotkey = hotkey_prefix ? hotkey_prefix + " " + hotkey : hotkey;
866                 hotkey_prefix = false;
867
868                 var hotkey_action = false;
869                 var hotkeys = getInitParam("hotkeys");
870
871                 for (sequence in hotkeys[1]) {
872                         if (sequence == hotkey) {
873                                 hotkey_action = hotkeys[1][sequence];
874                                 break;
875                         }
876                 }
877
878                 var action = hotkey_actions[hotkey_action];
879
880                 if (action != null) {
881                         action();
882                         return false;
883                 }
884
885         } catch (e) {
886                 exception_error("hotkey_handler", e);
887         }
888 }
889
890 function inPreferences() {
891         return false;
892 }
893
894 function reverseHeadlineOrder() {
895         try {
896
897                 /* var query_str = "?op=rpc&method=togglepref&key=REVERSE_HEADLINES";
898
899                 new Ajax.Request("backend.php", {
900                         parameters: query_str,
901                         onComplete: function(transport) {
902                                         viewCurrentFeed();
903                                 } }); */
904
905                 var toolbar = document.forms["main_toolbar_form"];
906                 var order_by = dijit.getEnclosingWidget(toolbar.order_by);
907
908                 var value = order_by.attr('value');
909
910                 if (value == "date_reverse")
911                         value = "default";
912                 else
913                         value = "date_reverse";
914
915                 order_by.attr('value', value);
916
917                 viewCurrentFeed();
918
919         } catch (e) {
920                 exception_error("reverseHeadlineOrder", e);
921         }
922 }
923
924 function newVersionDlg() {
925         try {
926                 var query = "backend.php?op=dlg&method=newVersion";
927
928                 if (dijit.byId("newVersionDlg"))
929                         dijit.byId("newVersionDlg").destroyRecursive();
930
931                 dialog = new dijit.Dialog({
932                         id: "newVersionDlg",
933                         title: __("New version available!"),
934                         style: "width: 600px",
935                         href: query,
936                 });
937
938                 dialog.show();
939
940         } catch (e) {
941                 exception_error("newVersionDlg", e);
942         }
943 }
944
945 function handle_rpc_json(transport, scheduled_call) {
946         try {
947                 var reply = JSON.parse(transport.responseText);
948
949                 if (reply) {
950
951                         var error = reply['error'];
952
953                         if (error) {
954                                 var code = error['code'];
955                                 var msg = error['msg'];
956
957                                 console.warn("[handle_rpc_json] received fatal error " + code + "/" + msg);
958
959                                 if (code != 0) {
960                                         fatalError(code, msg);
961                                         return false;
962                                 }
963                         }
964
965                         var seq = reply['seq'];
966
967                         if (seq) {
968                                 if (get_seq() != seq) {
969                                         console.log("[handle_rpc_json] sequence mismatch: " + seq +
970                                                 " (want: " + get_seq() + ")");
971                                         return true;
972                                 }
973                         }
974
975                         var message = reply['message'];
976
977                         if (message) {
978                                 if (message == "UPDATE_COUNTERS") {
979                                         console.log("need to refresh counters...");
980                                         setInitParam("last_article_id", -1);
981                                         request_counters(true);
982                                 }
983                         }
984
985                         var counters = reply['counters'];
986
987                         if (counters)
988                                 parse_counters(counters, scheduled_call);
989
990                         var runtime_info = reply['runtime-info'];;
991
992                         if (runtime_info)
993                                 parse_runtime_info(runtime_info);
994
995                         Element.hide(dijit.byId("net-alert").domNode);
996
997                 } else {
998                         //notify_error("Error communicating with server.");
999                         Element.show(dijit.byId("net-alert").domNode);
1000                 }
1001
1002         } catch (e) {
1003                 Element.show(dijit.byId("net-alert").domNode);
1004                 //notify_error("Error communicating with server.");
1005                 console.log(e);
1006                 //exception_error("handle_rpc_json", e, transport);
1007         }
1008
1009         return true;
1010 }
1011
1012 function switchPanelMode(wide) {
1013         try {
1014                 if (isCdmMode()) return;
1015
1016                 article_id = getActiveArticleId();
1017
1018                 if (wide) {
1019                         dijit.byId("headlines-wrap-inner").attr("design", 'sidebar');
1020                         dijit.byId("content-insert").attr("region", "trailing");
1021
1022                         dijit.byId("content-insert").domNode.setStyle({width: '50%',
1023                                 height: 'auto',
1024                                 borderLeftWidth: '1px',
1025                                 borderLeftColor: '#c0c0c0',
1026                                 borderTopWidth: '0px' });
1027
1028                         $("headlines-toolbar").setStyle({ borderBottomWidth: '0px' });
1029
1030                 } else {
1031
1032                         dijit.byId("content-insert").attr("region", "bottom");
1033
1034                         dijit.byId("content-insert").domNode.setStyle({width: 'auto',
1035                                 height: '50%',
1036                                 borderLeftWidth: '0px',
1037                                 borderTopWidth: '1px'});
1038
1039                         $("headlines-toolbar").setStyle({ borderBottomWidth: '1px' });
1040                 }
1041
1042                 closeArticlePanel();
1043
1044                 if (article_id) view(article_id);
1045
1046                 new Ajax.Request("backend.php", {
1047                         parameters: "op=rpc&method=setpanelmode&wide=" + (wide ? 1 : 0),
1048                         onComplete: function(transport) {
1049                                 console.log(transport.responseText);
1050                         } });
1051
1052
1053         } catch (e) {
1054                 exception_error("switchPanelMode", e);
1055         }
1056 }
1057
1058 function update_random_feed() {
1059         try {
1060                 console.log("in update_random_feed");
1061
1062                 new Ajax.Request("backend.php", {
1063                         parameters: "op=rpc&method=updateRandomFeed",
1064                         onComplete: function(transport) {
1065                                 handle_rpc_json(transport, true);
1066                                 window.setTimeout("update_random_feed()", 30*1000);
1067                         } });
1068
1069         } catch (e) {
1070                 exception_error("update_random_feed", e);
1071         }
1072 }
1073
1074 function hash_get(key) {
1075         try {
1076                 kv = window.location.hash.substring(1).toQueryParams();
1077                 return kv[key];
1078         } catch (e) {
1079                 exception_error("hash_get", e);
1080         }
1081 }
1082 function hash_set(key, value) {
1083         try {
1084                 kv = window.location.hash.substring(1).toQueryParams();
1085                 kv[key] = value;
1086                 window.location.hash = $H(kv).toQueryString();
1087         } catch (e) {
1088                 exception_error("hash_set", e);
1089         }
1090 }