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add error notification if trying to toggle widescreen in cdm
[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
44                 PluginHost.run(PluginHost.HOOK_FEED_SET_ACTIVE, _active_article_id);
45         } catch (e) {
46                 exception_error("setActiveFeedId", e);
47         }
48 }
49
50
51 function updateFeedList() {
52         try {
53
54 //              $("feeds-holder").innerHTML = "<div id=\"feedlistLoading\">" +
55 //                      __("Loading, please wait...") + "</div>";
56
57                 Element.show("feedlistLoading");
58
59                 if (dijit.byId("feedTree")) {
60                         dijit.byId("feedTree").destroyRecursive();
61                 }
62
63                 var store = new dojo.data.ItemFileWriteStore({
64          url: "backend.php?op=pref_feeds&method=getfeedtree&mode=2"});
65
66                 var treeModel = new fox.FeedStoreModel({
67                         store: store,
68                         query: {
69                                 "type": getInitParam('enable_feed_cats') == 1 ? "category" : "feed"
70                         },
71                         rootId: "root",
72                         rootLabel: "Feeds",
73                         childrenAttrs: ["items"]
74                 });
75
76                 var tree = new fox.FeedTree({
77                 model: treeModel,
78                 onClick: function (item, node) {
79                         var id = String(item.id);
80                         var is_cat = id.match("^CAT:");
81                         var feed = id.substr(id.indexOf(":")+1);
82                         viewfeed(feed, '', is_cat);
83                         return false;
84                 },
85                 openOnClick: false,
86                 showRoot: false,
87                 id: "feedTree",
88                 }, "feedTree");
89
90 /*              var menu = new dijit.Menu({id: 'feedMenu'});
91
92                 menu.addChild(new dijit.MenuItem({
93           label: "Simple menu item"
94                 }));
95
96 //              menu.bindDomNode(tree.domNode); */
97
98                 var tmph = dojo.connect(dijit.byId('feedMenu'), '_openMyself', function (event) {
99                         console.log(dijit.getEnclosingWidget(event.target));
100                         dojo.disconnect(tmph);
101                 });
102
103                 $("feeds-holder").appendChild(tree.domNode);
104
105                 var tmph = dojo.connect(tree, 'onLoad', function() {
106                 dojo.disconnect(tmph);
107                         Element.hide("feedlistLoading");
108
109                         feedlist_init();
110
111 //                      var node = dijit.byId("feedTree")._itemNodesMap['FEED:-2'][0].domNode
112 //                      menu.bindDomNode(node);
113
114                         loading_set_progress(25);
115                 });
116
117                 tree.startup();
118
119
120         } catch (e) {
121                 exception_error("updateFeedList", e);
122         }
123 }
124
125 function catchupAllFeeds() {
126
127         var str = __("Mark all articles as read?");
128
129         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
130
131                 var query_str = "backend.php?op=feeds&method=catchupAll";
132
133                 notify_progress("Marking all feeds as read...");
134
135                 //console.log("catchupAllFeeds Q=" + query_str);
136
137                 new Ajax.Request("backend.php", {
138                         parameters: query_str,
139                         onComplete: function(transport) {
140                                 request_counters(true);
141                                 viewCurrentFeed();
142                         } });
143
144                 global_unread = 0;
145                 updateTitle("");
146         }
147 }
148
149 function viewCurrentFeed(method) {
150         console.log("viewCurrentFeed");
151
152         if (getActiveFeedId() != undefined) {
153                 viewfeed(getActiveFeedId(), method, activeFeedIsCat());
154         }
155         return false; // block unneeded form submits
156 }
157
158 function timeout() {
159         if (getInitParam("bw_limit") != "1") {
160                 request_counters();
161                 setTimeout("timeout()", 60*1000);
162         }
163 }
164
165 function search() {
166         var query = "backend.php?op=feeds&method=search&param=" +
167                 param_escape(getActiveFeedId() + ":" + activeFeedIsCat());
168
169         if (dijit.byId("searchDlg"))
170                 dijit.byId("searchDlg").destroyRecursive();
171
172         dialog = new dijit.Dialog({
173                 id: "searchDlg",
174                 title: __("Search"),
175                 style: "width: 600px",
176                 execute: function() {
177                         if (this.validate()) {
178                                 _search_query = dojo.objectToQuery(this.attr('value'));
179                                 this.hide();
180                                 viewCurrentFeed();
181                         }
182                 },
183                 href: query});
184
185         dialog.show();
186 }
187
188 function updateTitle() {
189         var tmp = "Tiny Tiny RSS";
190
191         if (global_unread > 0) {
192                 tmp = "(" + global_unread + ") " + tmp;
193         }
194
195         if (window.fluid) {
196                 if (global_unread > 0) {
197                         window.fluid.dockBadge = global_unread;
198                 } else {
199                         window.fluid.dockBadge = "";
200                 }
201         }
202
203         document.title = tmp;
204 }
205
206 function genericSanityCheck() {
207         setCookie("ttrss_test", "TEST");
208
209         if (getCookie("ttrss_test") != "TEST") {
210                 return fatalError(2);
211         }
212
213         return true;
214 }
215
216
217 function init() {
218         try {
219                 //dojo.registerModulePath("fox", "../../js/");
220
221                 dojo.require("fox.FeedTree");
222
223                 dojo.require("dijit.ColorPalette");
224                 dojo.require("dijit.Dialog");
225                 dojo.require("dijit.form.Button");
226                 dojo.require("dijit.form.CheckBox");
227                 dojo.require("dijit.form.DropDownButton");
228                 dojo.require("dijit.form.FilteringSelect");
229                 dojo.require("dijit.form.Form");
230                 dojo.require("dijit.form.RadioButton");
231                 dojo.require("dijit.form.Select");
232                 dojo.require("dijit.form.SimpleTextarea");
233                 dojo.require("dijit.form.TextBox");
234                 dojo.require("dijit.form.ComboBox");
235                 dojo.require("dijit.form.ValidationTextBox");
236                 dojo.require("dijit.InlineEditBox");
237                 dojo.require("dijit.layout.AccordionContainer");
238                 dojo.require("dijit.layout.BorderContainer");
239                 dojo.require("dijit.layout.ContentPane");
240                 dojo.require("dijit.layout.TabContainer");
241                 dojo.require("dijit.Menu");
242                 dojo.require("dijit.ProgressBar");
243                 dojo.require("dijit.ProgressBar");
244                 dojo.require("dijit.Toolbar");
245                 dojo.require("dijit.Tree");
246                 dojo.require("dijit.tree.dndSource");
247                 dojo.require("dojo.data.ItemFileWriteStore");
248
249                 dojo.parser.parse();
250
251                 if (!genericSanityCheck())
252                         return false;
253
254                 loading_set_progress(30);
255
256                 var a = document.createElement('audio');
257
258                 var hasAudio = !!a.canPlayType;
259                 var hasSandbox = "sandbox" in document.createElement("iframe");
260                 var hasMp3 = !!(a.canPlayType && a.canPlayType('audio/mpeg;').replace(/no/, ''));
261                 var clientTzOffset = new Date().getTimezoneOffset() * 60;
262
263                 new Ajax.Request("backend.php", {
264                         parameters: {op: "rpc", method: "sanityCheck", hasAudio: hasAudio,
265                                 hasMp3: hasMp3,
266                                 clientTzOffset: clientTzOffset,
267                                 hasSandbox: hasSandbox},
268                         onComplete: function(transport) {
269                                         backend_sanity_check_callback(transport);
270                                 } });
271
272                 hotkey_actions["next_feed"] = function() {
273                                 var rv = dijit.byId("feedTree").getNextFeed(
274                                                 getActiveFeedId(), activeFeedIsCat());
275
276                                 if (rv) viewfeed(rv[0], '', rv[1], null, null, null, true);
277                 };
278                 hotkey_actions["prev_feed"] = function() {
279                                 var rv = dijit.byId("feedTree").getPreviousFeed(
280                                                 getActiveFeedId(), activeFeedIsCat());
281
282                                 if (rv) viewfeed(rv[0], '', rv[1], null, null, null, true);
283                 };
284                 hotkey_actions["next_article"] = function() {
285                                 moveToPost('next');
286                 };
287                 hotkey_actions["prev_article"] = function() {
288                                 moveToPost('prev');
289                 };
290                 hotkey_actions["next_article_noscroll"] = function() {
291                                 moveToPost('next', true);
292                 };
293                 hotkey_actions["prev_article_noscroll"] = function() {
294                                 moveToPost('prev', true);
295                 };
296                 hotkey_actions["next_article_noexpand"] = function() {
297                                 moveToPost('next', true, true);
298                 };
299                 hotkey_actions["prev_article_noexpand"] = function() {
300                                 moveToPost('prev', true, true);
301                 };
302                 hotkey_actions["collapse_article"] = function() {
303                                 var id = getActiveArticleId();
304                                 var elem = $("CICD-"+id);
305
306                                 if (elem) {
307                                         if (elem.visible()) {
308                                                 cdmCollapseArticle(null, id);
309                                         }
310                                         else {
311                                                 cdmExpandArticle(id);
312                                         }
313                                 }
314                 };
315                 hotkey_actions["toggle_expand"] = function() {
316                                 var id = getActiveArticleId();
317                                 var elem = $("CICD-"+id);
318
319                                 if (elem) {
320                                         if (elem.visible()) {
321                                                 cdmCollapseArticle(null, id, false);
322                                         }
323                                         else {
324                                                 cdmExpandArticle(id);
325                                         }
326                                 }
327                 };
328                 hotkey_actions["search_dialog"] = function() {
329                                 search();
330                 };
331                 hotkey_actions["toggle_mark"] = function() {
332                                 selectionToggleMarked(undefined, false, true);
333                 };
334                 hotkey_actions["toggle_publ"] = function() {
335                                 selectionTogglePublished(undefined, false, true);
336                 };
337                 hotkey_actions["toggle_unread"] = function() {
338                                 selectionToggleUnread(undefined, false, true);
339                 };
340                 hotkey_actions["edit_tags"] = function() {
341                                 var id = getActiveArticleId();
342                                 if (id) {
343                                         editArticleTags(id);
344                                 };
345                         }
346                 hotkey_actions["dismiss_selected"] = function() {
347                                 dismissSelectedArticles();
348                 };
349                 hotkey_actions["dismiss_read"] = function() {
350                                 dismissReadArticles();
351                 };
352                 hotkey_actions["open_in_new_window"] = function() {
353                                 if (getActiveArticleId()) {
354                                         openArticleInNewWindow(getActiveArticleId());
355                                         return;
356                                 }
357                 };
358                 hotkey_actions["catchup_below"] = function() {
359                                 catchupRelativeToArticle(1);
360                 };
361                 hotkey_actions["catchup_above"] = function() {
362                                 catchupRelativeToArticle(0);
363                 };
364                 hotkey_actions["article_scroll_down"] = function() {
365                                 var ctr = $("content_insert") ? $("content_insert") : $("headlines-frame");
366
367                                 scrollArticle(40);
368                 };
369                 hotkey_actions["article_scroll_up"] = function() {
370                                 var ctr = $("content_insert") ? $("content_insert") : $("headlines-frame");
371
372                                 scrollArticle(-40);
373                 };
374                 hotkey_actions["close_article"] = function() {
375                                 if (isCdmMode()) {
376                                         if (!getInitParam("cdm_expanded")) {
377                                                 cdmCollapseArticle(false, getActiveArticleId());
378                                         } else {
379                                                 dismissArticle(getActiveArticleId());
380                                         }
381                                 } else {
382                                         closeArticlePanel();
383                                 }
384                 };
385                 hotkey_actions["email_article"] = function() {
386                                 if (typeof emailArticle != "undefined") {
387                                         emailArticle();
388                                 } else if (typeof mailtoArticle != "undefined") {
389                                         mailtoArticle();
390                                 } else {
391                                         alert(__("Please enable mail plugin first."));
392                                 }
393                 };
394                 hotkey_actions["select_all"] = function() {
395                                 selectArticles('all');
396                 };
397                 hotkey_actions["select_unread"] = function() {
398                                 selectArticles('unread');
399                 };
400                 hotkey_actions["select_marked"] = function() {
401                                 selectArticles('marked');
402                 };
403                 hotkey_actions["select_published"] = function() {
404                                 selectArticles('published');
405                 };
406                 hotkey_actions["select_invert"] = function() {
407                                 selectArticles('invert');
408                 };
409                 hotkey_actions["select_none"] = function() {
410                                 selectArticles('none');
411                 };
412                 hotkey_actions["feed_refresh"] = function() {
413                                 if (getActiveFeedId() != undefined) {
414                                         viewfeed(getActiveFeedId(), '', activeFeedIsCat());
415                                         return;
416                                 }
417                 };
418                 hotkey_actions["feed_unhide_read"] = function() {
419                                 toggleDispRead();
420                 };
421                 hotkey_actions["feed_subscribe"] = function() {
422                                 quickAddFeed();
423                 };
424                 hotkey_actions["feed_debug_update"] = function() {
425                                 window.open("backend.php?op=feeds&method=view&feed=" + getActiveFeedId() +
426                                         "&view_mode=adaptive&order_by=default&update=&m=ForceUpdate&cat=" +
427                                         activeFeedIsCat() + "&DevForceUpdate=1&debug=1&xdebug=1&csrf_token=" +
428                                         getInitParam("csrf_token"));
429                 };
430                 hotkey_actions["feed_edit"] = function() {
431                                 if (activeFeedIsCat())
432                                         alert(__("You can't edit this kind of feed."));
433                                 else
434                                         editFeed(getActiveFeedId());
435                 };
436                 hotkey_actions["feed_catchup"] = function() {
437                                 if (getActiveFeedId() != undefined) {
438                                         catchupCurrentFeed();
439                                         return;
440                                 }
441                 };
442                 hotkey_actions["feed_reverse"] = function() {
443                                 reverseHeadlineOrder();
444                 };
445                 hotkey_actions["catchup_all"] = function() {
446                                 catchupAllFeeds();
447                 };
448                 hotkey_actions["cat_toggle_collapse"] = function() {
449                                 if (activeFeedIsCat()) {
450                                         dijit.byId("feedTree").collapseCat(getActiveFeedId());
451                                         return;
452                                 }
453                 };
454                 hotkey_actions["goto_all"] = function() {
455                                 viewfeed(-4);
456                 };
457                 hotkey_actions["goto_fresh"] = function() {
458                                 viewfeed(-3);
459                 };
460                 hotkey_actions["goto_marked"] = function() {
461                                 viewfeed(-1);
462                 };
463                 hotkey_actions["goto_published"] = function() {
464                                 viewfeed(-2);
465                 };
466                 hotkey_actions["goto_tagcloud"] = function() {
467                                 displayDlg(__("Tag cloud"), "printTagCloud");
468                 };
469                 hotkey_actions["goto_prefs"] = function() {
470                                 gotoPreferences();
471                 };
472                 hotkey_actions["select_article_cursor"] = function() {
473                                 var id = getArticleUnderPointer();
474                                 if (id) {
475                                         var row = $("RROW-" + id);
476
477                                         if (row) {
478                                                 var cb = dijit.getEnclosingWidget(
479                                                         row.getElementsByClassName("rchk")[0]);
480
481                                                 if (cb) {
482                                                         cb.attr("checked", !cb.attr("checked"));
483                                                         toggleSelectRowById(cb, "RROW-" + id);
484                                                         return false;
485                                                 }
486                                         }
487                                 }
488                 };
489                 hotkey_actions["create_label"] = function() {
490                                 addLabel();
491                 };
492                 hotkey_actions["create_filter"] = function() {
493                                 quickAddFilter();
494                 };
495                 hotkey_actions["collapse_sidebar"] = function() {
496                                 collapse_feedlist();
497                 };
498                 hotkey_actions["toggle_embed_original"] = function() {
499                                 if (typeof embedOriginalArticle != "undefined") {
500                                         if (getActiveArticleId())
501                                                 embedOriginalArticle(getActiveArticleId());
502                                 } else {
503                                         alert(__("Please enable embed_original plugin first."));
504                                 }
505                 };
506                 hotkey_actions["toggle_widescreen"] = function() {
507                                 if (!isCdmMode()) {
508                                         _widescreen_mode = !_widescreen_mode;
509
510                                         // reset stored sizes because geometry changed
511                                         setCookie("ttrss_ci_width", 0);
512                                         setCookie("ttrss_ci_height", 0);
513
514                                         switchPanelMode(_widescreen_mode);
515                                 } else {
516                                         alert(__("Widescreen is not available in combined mode."));
517                                 }
518                 };
519                 hotkey_actions["help_dialog"] = function() {
520                                 helpDialog("main");
521                 };
522                 hotkey_actions["toggle_combined_mode"] = function() {
523                                 notify_progress("Loading, please wait...");
524
525                                 var value = isCdmMode() ? "false" : "true";
526                                 var query = "?op=rpc&method=setpref&key=COMBINED_DISPLAY_MODE&value=" + value;
527
528                                 new Ajax.Request("backend.php", {
529                                         parameters: query,
530                                         onComplete: function(transport) {
531                                                 setInitParam("combined_display_mode",
532                                                                 !getInitParam("combined_display_mode"));
533
534                                                 closeArticlePanel();
535                                                 viewCurrentFeed();
536
537                                                                 } });
538                 };
539                 hotkey_actions["toggle_cdm_expanded"] = function() {
540                                 notify_progress("Loading, please wait...");
541
542                                 var value = getInitParam("cdm_expanded") ? "false" : "true";
543                                 var query = "?op=rpc&method=setpref&key=CDM_EXPANDED&value=" + value;
544
545                                 new Ajax.Request("backend.php", {
546                                         parameters: query,
547                                         onComplete: function(transport) {
548                                                 setInitParam("cdm_expanded", !getInitParam("cdm_expanded"));
549                                                 viewCurrentFeed();
550                                         } });
551                 };
552
553
554         } catch (e) {
555                 exception_error("init", e);
556         }
557 }
558
559 function init_second_stage() {
560
561         try {
562                 dojo.addOnLoad(function() {
563                         updateFeedList();
564                         closeArticlePanel();
565
566                         if (parseInt(getCookie("ttrss_fh_width")) > 0) {
567                                 dijit.byId("feeds-holder").domNode.setStyle(
568                                         {width: getCookie("ttrss_fh_width") + "px" });
569                         }
570
571                         dijit.byId("main").resize();
572
573                         var tmph = dojo.connect(dijit.byId('feeds-holder'), 'resize',
574                                 function (args) {
575                                         if (args && args.w >= 0) {
576                                                 setCookie("ttrss_fh_width", args.w, getInitParam("cookie_lifetime"));
577                                         }
578                         });
579
580                         var tmph = dojo.connect(dijit.byId('content-insert'), 'resize',
581                                 function (args) {
582                                         if (args && args.w >= 0 && args.h >= 0) {
583                                                 setCookie("ttrss_ci_width", args.w, getInitParam("cookie_lifetime"));
584                                                 setCookie("ttrss_ci_height", args.h, getInitParam("cookie_lifetime"));
585                                         }
586                         });
587
588                 });
589
590                 delCookie("ttrss_test");
591
592                 var toolbar = document.forms["main_toolbar_form"];
593
594                 dijit.getEnclosingWidget(toolbar.view_mode).attr('value',
595                         getInitParam("default_view_mode"));
596
597                 dijit.getEnclosingWidget(toolbar.order_by).attr('value',
598                         getInitParam("default_view_order_by"));
599
600                 feeds_sort_by_unread = getInitParam("feeds_sort_by_unread") == 1;
601
602                 var hash_feed_id = hash_get('f');
603                 var hash_feed_is_cat = hash_get('c') == "1";
604
605                 if (hash_feed_id != undefined) {
606                         setActiveFeedId(hash_feed_id, hash_feed_is_cat);
607                 }
608
609                 loading_set_progress(50);
610
611                 // can't use cache_clear() here because viewfeed might not have initialized yet
612                 if ('sessionStorage' in window && window['sessionStorage'] !== null)
613                         sessionStorage.clear();
614
615                 var hotkeys = getInitParam("hotkeys");
616                 var tmp = [];
617
618                 for (sequence in hotkeys[1]) {
619                         filtered = sequence.replace(/\|.*$/, "");
620                         tmp[filtered] = hotkeys[1][sequence];
621                 }
622
623                 hotkeys[1] = tmp;
624                 setInitParam("hotkeys", hotkeys);
625
626                 _widescreen_mode = getInitParam("widescreen");
627                 switchPanelMode(_widescreen_mode);
628
629                 console.log("second stage ok");
630
631                 if (getInitParam("simple_update")) {
632                         console.log("scheduling simple feed updater...");
633                         window.setTimeout("update_random_feed()", 30*1000);
634                 }
635
636         } catch (e) {
637                 exception_error("init_second_stage", e);
638         }
639 }
640
641 function quickMenuGo(opid) {
642         try {
643                 switch (opid) {
644                 case "qmcPrefs":
645                         gotoPreferences();
646                         break;
647                 case "qmcLogout":
648                         gotoLogout();
649                         break;
650                 case "qmcTagCloud":
651                         displayDlg(__("Tag cloud"), "printTagCloud");
652                         break;
653                 case "qmcTagSelect":
654                         displayDlg(__("Select item(s) by tags"), "printTagSelect");
655                         break;
656                 case "qmcSearch":
657                         search();
658                         break;
659                 case "qmcAddFeed":
660                         quickAddFeed();
661                         break;
662                 case "qmcDigest":
663                         window.location.href = "backend.php?op=digest";
664                         break;
665                 case "qmcEditFeed":
666                         if (activeFeedIsCat())
667                                 alert(__("You can't edit this kind of feed."));
668                         else
669                                 editFeed(getActiveFeedId());
670                         break;
671                 case "qmcRemoveFeed":
672                         var actid = getActiveFeedId();
673
674                         if (activeFeedIsCat()) {
675                                 alert(__("You can't unsubscribe from the category."));
676                                 return;
677                         }
678
679                         if (!actid) {
680                                 alert(__("Please select some feed first."));
681                                 return;
682                         }
683
684                         var fn = getFeedName(actid);
685
686                         var pr = __("Unsubscribe from %s?").replace("%s", fn);
687
688                         if (confirm(pr)) {
689                                 unsubscribeFeed(actid);
690                         }
691                         break;
692                 case "qmcCatchupAll":
693                         catchupAllFeeds();
694                         break;
695                 case "qmcShowOnlyUnread":
696                         toggleDispRead();
697                         break;
698                 case "qmcAddFilter":
699                         quickAddFilter();
700                         break;
701                 case "qmcAddLabel":
702                         addLabel();
703                         break;
704                 case "qmcRescoreFeed":
705                         rescoreCurrentFeed();
706                         break;
707                 case "qmcToggleWidescreen":
708                         if (!isCdmMode()) {
709                                 _widescreen_mode = !_widescreen_mode;
710
711                                 // reset stored sizes because geometry changed
712                                 setCookie("ttrss_ci_width", 0);
713                                 setCookie("ttrss_ci_height", 0);
714
715                                 switchPanelMode(_widescreen_mode);
716                         } else {
717                                 alert(__("Widescreen is not available in combined mode."));
718                         }
719                         break;
720                 case "qmcHKhelp":
721                         helpDialog("main");
722                         break;
723                 default:
724                         console.log("quickMenuGo: unknown action: " + opid);
725                 }
726
727         } catch (e) {
728                 exception_error("quickMenuGo", e);
729         }
730 }
731
732 function toggleDispRead() {
733         try {
734
735                 var hide = !(getInitParam("hide_read_feeds") == "1");
736
737                 hideOrShowFeeds(hide);
738
739                 var query = "?op=rpc&method=setpref&key=HIDE_READ_FEEDS&value=" +
740                         param_escape(hide);
741
742                 setInitParam("hide_read_feeds", hide);
743
744                 new Ajax.Request("backend.php", {
745                         parameters: query,
746                         onComplete: function(transport) {
747                         } });
748
749         } catch (e) {
750                 exception_error("toggleDispRead", e);
751         }
752 }
753
754 function parse_runtime_info(data) {
755
756         //console.log("parsing runtime info...");
757
758         for (k in data) {
759                 var v = data[k];
760
761 //              console.log("RI: " + k + " => " + v);
762
763                 if (k == "dep_ts" && parseInt(getInitParam("dep_ts")) > 0) {
764                         if (parseInt(getInitParam("dep_ts")) < parseInt(v) && getInitParam("reload_on_ts_change")) {
765                                 window.location.reload();
766                         }
767                 }
768
769                 if (k == "daemon_is_running" && v != 1) {
770                         notify_error("<span onclick=\"javascript:explainError(1)\">Update daemon is not running.</span>", true);
771                         return;
772                 }
773
774                 if (k == "update_result") {
775                         var updatesIcon = dijit.byId("updatesIcon").domNode;
776
777                         if (v) {
778                                 Element.show(updatesIcon);
779                         } else {
780                                 Element.hide(updatesIcon);
781                         }
782                 }
783
784                 if (k == "daemon_stamp_ok" && v != 1) {
785                         notify_error("<span onclick=\"javascript:explainError(3)\">Update daemon is not updating feeds.</span>", true);
786                         return;
787                 }
788
789                 if (k == "max_feed_id" || k == "num_feeds") {
790                         if (init_params[k] != v) {
791                                 console.log("feed count changed, need to reload feedlist.");
792                                 updateFeedList();
793                         }
794                 }
795
796                 init_params[k] = v;
797                 notify('');
798         }
799
800         PluginHost.run(PluginHost.HOOK_RUNTIME_INFO_LOADED, data);
801 }
802
803 function collapse_feedlist() {
804         try {
805
806                 if (!Element.visible('feeds-holder')) {
807                         Element.show('feeds-holder');
808                         $("collapse_feeds_btn").innerHTML = "&lt;&lt;";
809                 } else {
810                         Element.hide('feeds-holder');
811                         $("collapse_feeds_btn").innerHTML = "&gt;&gt;";
812                 }
813
814                 dijit.byId("main").resize();
815
816         } catch (e) {
817                 exception_error("collapse_feedlist", e);
818         }
819 }
820
821 function viewModeChanged() {
822         cache_clear();
823         return viewCurrentFeed('');
824 }
825
826 function rescoreCurrentFeed() {
827
828         var actid = getActiveFeedId();
829
830         if (activeFeedIsCat() || actid < 0) {
831                 alert(__("You can't rescore this kind of feed."));
832                 return;
833         }
834
835         if (!actid) {
836                 alert(__("Please select some feed first."));
837                 return;
838         }
839
840         var fn = getFeedName(actid);
841         var pr = __("Rescore articles in %s?").replace("%s", fn);
842
843         if (confirm(pr)) {
844                 notify_progress("Rescoring articles...");
845
846                 var query = "?op=pref-feeds&method=rescore&quiet=1&ids=" + actid;
847
848                 new Ajax.Request("backend.php", {
849                         parameters: query,
850                         onComplete: function(transport) {
851                                 viewCurrentFeed();
852                         } });
853         }
854 }
855
856 function hotkey_handler(e) {
857         try {
858
859                 if (e.target.nodeName == "INPUT" || e.target.nodeName == "TEXTAREA") return;
860
861                 var keycode = false;
862                 var shift_key = false;
863                 var ctrl_key = false;
864                 var alt_key = false;
865                 var meta_key = false;
866
867                 var cmdline = $('cmdline');
868
869                 shift_key = e.shiftKey;
870                 ctrl_key = e.ctrlKey;
871                 alt_key = e.altKey;
872                 meta_key = e.metaKey;
873
874                 if (window.event) {
875                         keycode = window.event.keyCode;
876                 } else if (e) {
877                         keycode = e.which;
878                 }
879
880                 var keychar = String.fromCharCode(keycode);
881
882                 if (keycode == 27) { // escape
883                         hotkey_prefix = false;
884                 }
885
886                 if (keycode == 16) return; // ignore lone shift
887                 if (keycode == 17) return; // ignore lone ctrl
888
889                 keychar = keychar.toLowerCase();
890
891                 var hotkeys = getInitParam("hotkeys");
892
893                 if (!hotkey_prefix && hotkeys[0].indexOf(keychar) != -1) {
894
895                         var date = new Date();
896                         var ts = Math.round(date.getTime() / 1000);
897
898                         hotkey_prefix = keychar;
899                         hotkey_prefix_pressed = ts;
900
901                         cmdline.innerHTML = keychar;
902                         Element.show(cmdline);
903
904                         return true;
905                 }
906
907                 Element.hide(cmdline);
908
909                 var hotkey = keychar.search(/[a-zA-Z0-9]/) != -1 ? keychar : "(" + keycode + ")";
910
911                 // ensure ^*char notation
912                 if (shift_key) hotkey = "*" + hotkey;
913                 if (ctrl_key) hotkey = "^" + hotkey;
914                 if (alt_key) hotkey = "+" + hotkey;
915                 if (meta_key) hotkey = "%" + hotkey;
916
917                 hotkey = hotkey_prefix ? hotkey_prefix + " " + hotkey : hotkey;
918                 hotkey_prefix = false;
919
920                 var hotkey_action = false;
921                 var hotkeys = getInitParam("hotkeys");
922
923                 for (sequence in hotkeys[1]) {
924                         if (sequence == hotkey) {
925                                 hotkey_action = hotkeys[1][sequence];
926                                 break;
927                         }
928                 }
929
930                 var action = hotkey_actions[hotkey_action];
931
932                 if (action != null) {
933                         action();
934                         return false;
935                 }
936
937         } catch (e) {
938                 exception_error("hotkey_handler", e);
939         }
940 }
941
942 function inPreferences() {
943         return false;
944 }
945
946 function reverseHeadlineOrder() {
947         try {
948
949                 /* var query_str = "?op=rpc&method=togglepref&key=REVERSE_HEADLINES";
950
951                 new Ajax.Request("backend.php", {
952                         parameters: query_str,
953                         onComplete: function(transport) {
954                                         viewCurrentFeed();
955                                 } }); */
956
957                 var toolbar = document.forms["main_toolbar_form"];
958                 var order_by = dijit.getEnclosingWidget(toolbar.order_by);
959
960                 var value = order_by.attr('value');
961
962                 if (value == "date_reverse")
963                         value = "default";
964                 else
965                         value = "date_reverse";
966
967                 order_by.attr('value', value);
968
969                 viewCurrentFeed();
970
971         } catch (e) {
972                 exception_error("reverseHeadlineOrder", e);
973         }
974 }
975
976 function handle_rpc_json(transport, scheduled_call) {
977         try {
978                 var reply = JSON.parse(transport.responseText);
979
980                 var netalert_dijit = dijit.byId("net-alert");
981                 var netalert = false;
982
983                 if (netalert_dijit)
984                         netalert = netalert_dijit.domNode;
985
986                 if (reply) {
987
988                         var error = reply['error'];
989
990                         if (error) {
991                                 var code = error['code'];
992                                 var msg = error['msg'];
993
994                                 console.warn("[handle_rpc_json] received fatal error " + code + "/" + msg);
995
996                                 if (code != 0) {
997                                         fatalError(code, msg);
998                                         return false;
999                                 }
1000                         }
1001
1002                         var seq = reply['seq'];
1003
1004                         if (seq) {
1005                                 if (get_seq() != seq) {
1006                                         console.log("[handle_rpc_json] sequence mismatch: " + seq +
1007                                                 " (want: " + get_seq() + ")");
1008                                         return true;
1009                                 }
1010                         }
1011
1012                         var message = reply['message'];
1013
1014                         if (message) {
1015                                 if (message == "UPDATE_COUNTERS") {
1016                                         console.log("need to refresh counters...");
1017                                         setInitParam("last_article_id", -1);
1018                                         request_counters(true);
1019                                 }
1020                         }
1021
1022                         var counters = reply['counters'];
1023
1024                         if (counters)
1025                                 parse_counters(counters, scheduled_call);
1026
1027                         var runtime_info = reply['runtime-info'];
1028
1029                         if (runtime_info)
1030                                 parse_runtime_info(runtime_info);
1031
1032                         if (netalert) Element.hide(netalert);
1033
1034                 } else {
1035                         if (netalert)
1036                                 Element.show(netalert);
1037                         else
1038                                 notify_error("Communication problem with server.");
1039                 }
1040
1041         } catch (e) {
1042                 if (netalert)
1043                         Element.show(netalert);
1044                 else
1045                         notify_error("Communication problem with server.");
1046
1047                 console.log(e);
1048                 //exception_error("handle_rpc_json", e, transport);
1049         }
1050
1051         return true;
1052 }
1053
1054 function switchPanelMode(wide) {
1055         try {
1056                 if (isCdmMode()) return;
1057
1058                 article_id = getActiveArticleId();
1059
1060                 if (wide) {
1061                         dijit.byId("headlines-wrap-inner").attr("design", 'sidebar');
1062                         dijit.byId("content-insert").attr("region", "trailing");
1063
1064                         dijit.byId("content-insert").domNode.setStyle({width: '50%',
1065                                 height: 'auto',
1066                                 borderTopWidth: '0px' });
1067
1068                         if (parseInt(getCookie("ttrss_ci_width")) > 0) {
1069                                 dijit.byId("content-insert").domNode.setStyle(
1070                                         {width: getCookie("ttrss_ci_width") + "px" });
1071                         }
1072
1073                         $("headlines-frame").setStyle({ borderBottomWidth: '0px' });
1074                         $("headlines-frame").addClassName("wide");
1075
1076                 } else {
1077
1078                         dijit.byId("content-insert").attr("region", "bottom");
1079
1080                         dijit.byId("content-insert").domNode.setStyle({width: 'auto',
1081                                 height: '50%',
1082                                 borderTopWidth: '0px'});
1083
1084                         if (parseInt(getCookie("ttrss_ci_height")) > 0) {
1085                                 dijit.byId("content-insert").domNode.setStyle(
1086                                         {height: getCookie("ttrss_ci_height") + "px" });
1087                         }
1088
1089                         $("headlines-frame").setStyle({ borderBottomWidth: '1px' });
1090                         $("headlines-frame").removeClassName("wide");
1091
1092                 }
1093
1094                 closeArticlePanel();
1095
1096                 if (article_id) view(article_id);
1097
1098                 new Ajax.Request("backend.php", {
1099                         parameters: "op=rpc&method=setpanelmode&wide=" + (wide ? 1 : 0),
1100                         onComplete: function(transport) {
1101                                 console.log(transport.responseText);
1102                         } });
1103
1104
1105         } catch (e) {
1106                 exception_error("switchPanelMode", e);
1107         }
1108 }
1109
1110 function update_random_feed() {
1111         try {
1112                 console.log("in update_random_feed");
1113
1114                 new Ajax.Request("backend.php", {
1115                         parameters: "op=rpc&method=updateRandomFeed",
1116                         onComplete: function(transport) {
1117                                 handle_rpc_json(transport, true);
1118                                 window.setTimeout("update_random_feed()", 30*1000);
1119                         } });
1120
1121         } catch (e) {
1122                 exception_error("update_random_feed", e);
1123         }
1124 }
1125
1126 function hash_get(key) {
1127         try {
1128                 kv = window.location.hash.substring(1).toQueryParams();
1129                 return kv[key];
1130         } catch (e) {
1131                 exception_error("hash_get", e);
1132         }
1133 }
1134 function hash_set(key, value) {
1135         try {
1136                 kv = window.location.hash.substring(1).toQueryParams();
1137                 kv[key] = value;
1138                 window.location.hash = $H(kv).toQueryString();
1139         } catch (e) {
1140                 exception_error("hash_set", e);
1141         }
1142 }