]> git.wh0rd.org Git - tt-rss.git/blob - tt-rss.js
schema fixes
[tt-rss.git] / tt-rss.js
1 var total_unread = 0;
2 var first_run = true;
3 var display_tags = false;
4 var global_unread = -1;
5 var active_title_text = "";
6 var current_subtitle = "";
7 var daemon_enabled = false;
8 var daemon_refresh_only = false;
9 //var _qfd_deleted_feed = 0;
10 var firsttime_update = true;
11 var _active_feed_id = 0;
12 var _active_feed_is_cat = false;
13 var number_of_feeds = 0;
14 var sanity_check_done = false;
15 var _hfd_scrolltop = 0;
16 var hotkey_prefix = false;
17 var init_params = new Object();
18 var ver_offset = 0;
19 var hor_offset = 0;
20 var feeds_sort_by_unread = false;
21 var feedlist_sortable_enabled = false;
22
23 function activeFeedIsCat() {
24         return _active_feed_is_cat;
25 }
26
27 function getActiveFeedId() {
28 //      return getCookie("ttrss_vf_actfeed");
29         try {
30                 debug("gAFID: " + _active_feed_id);
31                 return _active_feed_id;
32         } catch (e) {
33                 exception_error("getActiveFeedId", e);
34         }
35 }
36
37 function setActiveFeedId(id, is_cat) {
38 //      return setCookie("ttrss_vf_actfeed", id);
39         try {
40                 debug("sAFID(" + id + ", " + is_cat + ")");
41                 _active_feed_id = id;
42
43                 if (is_cat != undefined) {
44                         _active_feed_is_cat = is_cat;
45                 }
46
47         } catch (e) {
48                 exception_error("setActiveFeedId", e);
49         }
50 }
51
52
53 function isFeedlistSortable() {
54         return feedlist_sortable_enabled;
55 }
56
57 function tagsAreDisplayed() {
58         return display_tags;
59 }
60
61 function toggleTags(show_all) {
62
63         try {
64
65         debug("toggleTags: " + show_all + "; " + display_tags);
66
67         var p = document.getElementById("dispSwitchPrompt");
68
69         if (!show_all && !display_tags) {
70                 displayDlg("printTagCloud");
71         } else if (show_all) {
72                 closeInfoBox();
73                 display_tags = true;
74                 p.innerHTML = __("display feeds");
75                 notify_progress("Loading, please wait...", true);
76                 updateFeedList();
77         } else if (display_tags) {
78                 display_tags = false;
79                 p.innerHTML = __("tag cloud");
80                 notify_progress("Loading, please wait...", true);
81                 updateFeedList();
82         }
83
84         } catch (e) {
85                 exception_error("toggleTags", e);
86         }
87 }
88
89 function dlg_frefresh_callback(transport, deleted_feed) {
90         if (getActiveFeedId() == deleted_feed) {
91                 var h = document.getElementById("headlines-frame");
92                 if (h) {
93                         h.innerHTML = "<div class='whiteBox'>" + __('No feed selected.') + "</div>";
94                 }
95         }
96
97         setTimeout('updateFeedList(false, false)', 50);
98         closeInfoBox();
99 }
100
101 function refetch_callback2(transport) {
102         try {
103
104                 var date = new Date();
105
106                 parse_counters_reply(transport, true);
107
108                 debug("refetch_callback2: done");
109
110 /*              if (!daemon_enabled && !daemon_refresh_only) {
111                         notify_info("All feeds updated.");
112                         updateTitle("");
113                 } else {
114                         //notify("");
115                 } */
116         } catch (e) {
117                 exception_error("refetch_callback", e);
118                 updateTitle("");
119         }
120 }
121
122 function backend_sanity_check_callback(transport) {
123
124         try {
125
126                 if (sanity_check_done) {
127                         fatalError(11, "Sanity check request received twice. This can indicate "+
128                       "presence of Firebug or some other disrupting extension. "+
129                                 "Please disable it and try again.");
130                         return;
131                 }
132
133                 if (!transport.responseXML) {
134                         fatalError(3, "[D001, Received reply is not XML]: " + transport.responseText);
135                         return;
136                 }
137
138                 var reply = transport.responseXML.firstChild.firstChild;
139
140                 if (!reply) {
141                         fatalError(3, "[D002, Invalid RPC reply]: " + transport.responseText);
142                         return;
143                 }
144
145                 var error_code = reply.getAttribute("error-code");
146         
147                 if (error_code && error_code != 0) {
148                         return fatalError(error_code, reply.getAttribute("error-msg"));
149                 }
150
151                 debug("sanity check ok");
152
153                 var params = reply.nextSibling;
154
155                 if (params) {
156                         debug('reading init-params...');
157                         var param = params.firstChild;
158
159                         while (param) {
160                                 var k = param.getAttribute("key");
161                                 var v = param.getAttribute("value");
162                                 debug(k + " => " + v);
163                                 init_params[k] = v;                                     
164                                 param = param.nextSibling;
165                         }
166                 }
167
168                 sanity_check_done = true;
169
170                 init_second_stage();
171
172         } catch (e) {
173                 exception_error("backend_sanity_check_callback", e);    
174         } 
175 }
176
177 function scheduleFeedUpdate(force) {
178
179         debug("in scheduleFeedUpdate");
180
181 /*      if (!daemon_enabled && !daemon_refresh_only) {
182                 notify_progress("Updating feeds...", true);
183         } */
184
185         var query_str = "backend.php?op=rpc&subop=";
186
187         if (force) {
188                 query_str = query_str + "forceUpdateAllFeeds";
189         } else {
190                 query_str = query_str + "updateAllFeeds";
191         }
192
193         var omode;
194
195         if (firsttime_update && !navigator.userAgent.match("Opera")) {
196                 firsttime_update = false;
197                 omode = "T";
198         } else {
199                 if (display_tags) {
200                         omode = "tl";
201                 } else {
202                         omode = "flc";
203                 }
204         }
205         
206         query_str = query_str + "&omode=" + omode;
207         query_str = query_str + "&uctr=" + global_unread;
208
209         var date = new Date();
210         var timestamp = Math.round(date.getTime() / 1000);
211         query_str = query_str + "&ts=" + timestamp
212
213         debug("REFETCH query: " + query_str);
214
215         new Ajax.Request(query_str, {
216                 onComplete: function(transport) { 
217                                 refetch_callback2(transport); 
218                         } });
219 }
220
221 function updateFeedList(silent, fetch) {
222
223 //      if (silent != true) {
224 //              notify("Loading feed list...");
225 //      }
226
227         debug("<b>updateFeedList</b>");
228
229         var query_str = "backend.php?op=feeds";
230
231         if (display_tags) {
232                 query_str = query_str + "&tags=1";
233         }
234
235         if (getActiveFeedId() && !activeFeedIsCat()) {
236                 query_str = query_str + "&actid=" + getActiveFeedId();
237         }
238
239         var date = new Date();
240         var timestamp = Math.round(date.getTime() / 1000);
241         query_str = query_str + "&ts=" + timestamp
242         
243         if (fetch) query_str = query_str + "&fetch=yes";
244
245 //      var feeds_frame = document.getElementById("feeds-frame");
246 //      feeds_frame.src = query_str;
247
248         debug("updateFeedList Q=" + query_str);
249
250         new Ajax.Request(query_str, {
251                 onComplete: function(transport) { 
252                         feedlist_callback2(transport); 
253                 } });
254
255 }
256
257 function catchupAllFeeds() {
258
259         var str = __("Mark all articles as read?");
260
261         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
262
263                 var query_str = "backend.php?op=feeds&subop=catchupAll";
264
265                 notify_progress("Marking all feeds as read...");
266
267                 debug("catchupAllFeeds Q=" + query_str);
268
269                 new Ajax.Request(query_str, {
270                         onComplete: function(transport) { 
271                                 feedlist_callback2(transport); 
272                         } });
273
274                 global_unread = 0;
275                 updateTitle("");
276         }
277 }
278
279 function viewCurrentFeed(subop) {
280
281 //      if (getActiveFeedId()) {
282         if (getActiveFeedId() != undefined) {
283                 viewfeed(getActiveFeedId(), subop, activeFeedIsCat());
284         } else {
285                 disableContainerChildren("headlinesToolbar", false, document);
286 //              viewfeed(-1, subop); // FIXME
287         }
288         return false; // block unneeded form submits
289 }
290
291 function viewfeed(feed, subop) {
292         var f = window.frames["feeds-frame"];
293         f.viewfeed(feed, subop);
294 }
295
296 function timeout() {
297         if (getInitParam("bw_limit") == "1") return;
298
299         scheduleFeedUpdate(false);
300
301         var refresh_time = getInitParam("feeds_frame_refresh");
302
303         if (!refresh_time) refresh_time = 600; 
304
305         setTimeout("timeout()", refresh_time*1000);
306 }
307
308 function resetSearch() {
309         var searchbox = document.getElementById("searchbox")
310
311         if (searchbox.value != "" && getActiveFeedId()) {       
312                 searchbox.value = "";
313                 viewfeed(getActiveFeedId(), "");
314         }
315 }
316
317 function searchCancel() {
318         closeInfoBox(true);
319 }
320
321 function search() {
322         closeInfoBox(); 
323         viewCurrentFeed(0, "");
324 }
325
326 // if argument is undefined, current subtitle is not updated
327 // use blank string to clear subtitle
328 function updateTitle(s) {
329         var tmp = "Tiny Tiny RSS";
330
331         if (s != undefined) {
332                 current_subtitle = s;
333         }
334
335         if (global_unread > 0) {
336                 tmp = tmp + " (" + global_unread + ")";
337         }
338
339         if (current_subtitle) {
340                 tmp = tmp + " - " + current_subtitle;
341         }
342
343         if (active_title_text.length > 0) {
344                 tmp = tmp + " > " + active_title_text;
345         }
346
347         document.title = tmp;
348 }
349
350 function genericSanityCheck() {
351
352 //      if (!Ajax.getTransport()) fatalError(1);
353
354         setCookie("ttrss_vf_test", "TEST");
355         
356         if (getCookie("ttrss_vf_test") != "TEST") {
357                 fatalError(2);
358         }
359
360         return true;
361 }
362
363 function init() {
364
365         try {
366
367                 // this whole shebang is based on http://www.birnamdesigns.com/misc/busted2.html
368
369                 if (arguments.callee.done) return;
370                 arguments.callee.done = true;           
371
372                 disableContainerChildren("headlinesToolbar", true);
373
374                 Form.disable("main_toolbar_form");
375
376                 if (!genericSanityCheck()) 
377                         return;
378
379                 if (getURLParam('debug')) {
380                         Element.show("debug_output");
381                         debug('debug mode activated');
382                 }
383
384                 var params = "&ua=" + param_escape(navigator.userAgent);
385
386                 loading_set_progress(30);
387
388                 new Ajax.Request("backend.php?op=rpc&subop=sanityCheck" + params,       {
389                         onComplete: function(transport) {
390                                         backend_sanity_check_callback(transport);
391                                 } });
392
393         } catch (e) {
394                 exception_error("init", e);
395         }
396 }
397
398 function resize_headlines(delta_x, delta_y) {
399
400         try {
401
402                 debug("resize_headlines: " + delta_x + ":" + delta_y);
403         
404                 var h_frame = document.getElementById("headlines-frame");
405                 var c_frame = document.getElementById("content-frame");
406                 var f_frame = document.getElementById("footer");
407                 var feeds_frame = document.getElementById("feeds-holder");
408                 var resize_grab = document.getElementById("resize-grabber");
409                 var resize_handle = document.getElementById("resize-handle");
410
411                 if (!c_frame || !h_frame) return;
412         
413                 if (feeds_frame && getInitParam("theme") == "compat") {
414                                 feeds_frame.style.bottom = f_frame.offsetHeight + "px";         
415                 }
416         
417                 if (getInitParam("theme") == "3pane") {
418         
419                         if (delta_x != undefined) {
420                                 if (c_frame.offsetLeft - delta_x > feeds_frame.offsetWidth + feeds_frame.offsetLeft + 100 && c_frame.offsetWidth + delta_x > 100) {
421                                         hor_offset = hor_offset + delta_x;
422                                 }
423                         }
424         
425                         debug("resize_headlines: HOR-mode: " + hor_offset);
426         
427                         c_frame.style.width = (400 + hor_offset) + "px";
428                         h_frame.style.right = c_frame.offsetWidth - 1 + "px";
429         
430                         resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight - 60) + "px";
431                         resize_grab.style.left = (h_frame.offsetLeft + h_frame.offsetWidth - 
432                                 4) + "px";
433                         resize_grab.style.display = "block";
434
435                         resize_handle.src = "themes/3pane/images/resize_handle_vert.png";
436                         resize_handle.style.paddingTop = (resize_grab.offsetHeight / 2 - 7) + "px";
437         
438                 } else {
439         
440                         if (delta_y != undefined) {
441                                 if (c_frame.offsetHeight + delta_y > 100 && h_frame.offsetHeight - delta_y > 100) {
442                                         ver_offset = ver_offset + delta_y;
443                                 }
444                         }
445         
446                         debug("resize_headlines: VER-mode: " + ver_offset);
447         
448                         h_frame.style.height = (300 - ver_offset) + "px";
449         
450                         c_frame.style.top = (h_frame.offsetTop + h_frame.offsetHeight + 0) + "px";
451                         h_frame.style.height = h_frame.offsetHeight + "px";
452         
453                         var theme_c = 0;
454         
455                         if (getInitParam("theme") == "graycube") {
456                                 theme_c = 1;
457                         }
458
459                         if (getInitParam("theme") == "graycube" || getInitParam("theme") == "compat") {
460                                 resize_handle.src = "themes/graycube/images/resize_handle_horiz.png";
461                         }
462         
463 /*                      resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight - 
464                                 4 - theme_c) + "px";
465                         resize_grab.style.display = "block"; */
466         
467                 }
468         
469                 if (getInitParam("cookie_lifetime") != 0) {
470                         setCookie("ttrss_offset_ver", ver_offset, 
471                                 getInitParam("cookie_lifetime"));
472                         setCookie("ttrss_offset_hor", hor_offset, 
473                                 getInitParam("cookie_lifetime"));
474                 } else {
475                         setCookie("ttrss_offset_ver", ver_offset);
476                         setCookie("ttrss_offset_hor", hor_offset);
477                 }
478
479         } catch (e) {
480                 exception_error("resize_headlines", e);
481         }
482
483 }
484
485 function init_second_stage() {
486
487         try {
488
489                 delCookie("ttrss_vf_test");
490
491 //              document.onresize = resize_headlines;
492
493                 var toolbar = document.forms["main_toolbar_form"];
494
495                 dropboxSelect(toolbar.view_mode, getInitParam("default_view_mode"));
496                 dropboxSelect(toolbar.limit, getInitParam("default_view_limit"));
497                 dropboxSelect(toolbar.order_by, getInitParam("default_view_order_by"));
498
499                 daemon_enabled = getInitParam("daemon_enabled") == 1;
500                 daemon_refresh_only = getInitParam("daemon_refresh_only") == 1;
501                 feeds_sort_by_unread = getInitParam("feeds_sort_by_unread") == 1;
502
503                 setTimeout('updateFeedList(false, false)', 50);
504
505                 debug("second stage ok");
506
507                 loading_set_progress(60);
508
509                 ver_offset = parseInt(getCookie("ttrss_offset_ver"));
510                 hor_offset = parseInt(getCookie("ttrss_offset_hor"));
511
512                 debug("got offsets from cookies: ver " + ver_offset + " hor " + hor_offset);
513
514                 /* fuck IE */
515
516                 if (isNaN(hor_offset)) hor_offset = 0;
517                 if (isNaN(ver_offset)) ver_offset = 0;
518
519                 debug("offsets from cookies [x:y]: " + hor_offset + ":" + ver_offset);
520
521                 resize_headlines();
522
523         } catch (e) {
524                 exception_error("init_second_stage", e);
525         }
526 }
527
528 function quickMenuChange() {
529         var chooser = document.getElementById("quickMenuChooser");
530         var opid = chooser[chooser.selectedIndex].value;
531
532         chooser.selectedIndex = 0;
533         quickMenuGo(opid);
534 }
535
536 function quickMenuGo(opid) {
537         try {
538
539                 if (opid == "qmcPrefs") {
540                         gotoPreferences();
541                 }
542         
543                 if (opid == "qmcSearch") {
544                         displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat());
545                         return;
546                 }
547         
548                 if (opid == "qmcAddFeed") {
549                         displayDlg("quickAddFeed");
550                         return;
551                 }
552
553                 if (opid == "qmcEditFeed") {
554                         editFeedDlg(getActiveFeedId());
555                 }
556         
557                 if (opid == "qmcRemoveFeed") {
558                         var actid = getActiveFeedId();
559
560                         if (activeFeedIsCat()) {
561                                 alert(__("You can't unsubscribe from the category."));
562                                 return;
563                         }       
564
565                         if (actid <= 0) {
566                                 alert(__("You can't unsubscribe from this kind of feed."));
567                                 return;
568                         }       
569
570                         if (!actid) {
571                                 alert(__("Please select some feed first."));
572                                 return;
573                         }
574
575                         var fn = getFeedName(actid);
576
577                         var pr = __("Unsubscribe from %s?").replace("%s", fn);
578
579                         if (confirm(pr)) {
580                                 unsubscribeFeed(actid);
581                         }
582                 
583                         return;
584                 }
585
586                 if (opid == "qmcClearFeed") {
587                         var actid = getActiveFeedId();
588
589                         if (!actid) {
590                                 alert(__("Please select some feed first."));
591                                 return;
592                         }
593
594                         if (activeFeedIsCat() || actid < 0) {
595                                 alert(__("You can't clear this type of feed."));
596                                 return;
597                         }       
598
599                         var fn = getFeedName(actid);
600
601                         var pr = __("Erase all non-starred articles in %s?").replace("%s", fn);
602
603                         if (confirm(pr)) {
604                                 clearFeedArticles(actid);
605                         }
606                 
607                         return;
608                 }
609         
610
611                 if (opid == "qmcUpdateFeeds") {
612                         scheduleFeedUpdate(true);
613                         return;
614                 }
615         
616                 if (opid == "qmcCatchupAll") {
617                         catchupAllFeeds();
618                         return;
619                 }
620         
621                 if (opid == "qmcShowOnlyUnread") {
622                         toggleDispRead();
623                         return;
624                 }
625         
626                 if (opid == "qmcAddFilter") {
627                         displayDlg("quickAddFilter", getActiveFeedId());
628                 }
629
630                 if (opid == "qmcRescoreFeed") {
631                         rescoreCurrentFeed();
632                 }
633
634                 if (opid == "qmcHKhelp") {
635                         //Element.show("hotkey_help_overlay");
636                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
637                 }
638
639                 if (opid == "qmcResetUI") {
640                         hor_offset = 0;
641                         ver_offset = 0;
642                         resize_headlines();
643                 }
644
645                 if (opid == "qmcResetCats") {
646
647                         if (confirm(__("Reset category order?"))) {
648
649                                 var query = "backend.php?op=feeds&subop=catsortreset";
650
651                                 notify_progress("Loading, please wait...", true);
652
653                                 new Ajax.Request(query, {
654                                         onComplete: function(transport) { 
655                                                 window.setTimeout('updateFeedList(false, false)', 50);
656                                         } });
657                         }
658                 }
659
660         } catch (e) {
661                 exception_error("quickMenuGo", e);
662         }
663 }
664
665 function unsubscribeFeed(feed_id, title) {
666
667
668         var msg = __("Unsubscribe from %s?").replace("%s", title);
669
670         if (title == undefined || confirm(msg)) {
671                 notify_progress("Removing feed...");
672
673                 var query = "backend.php?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id;
674
675                 new Ajax.Request(query, {
676                         onComplete: function(transport) {
677                                         dlg_frefresh_callback(transport, feed_id);
678                                 } });
679         }
680
681         return false;
682 }
683
684
685 function updateFeedTitle(t) {
686         active_title_text = t;
687         updateTitle();
688 }
689
690 function toggleDispRead() {
691         try {
692
693                 var hide_read_feeds = (getInitParam("hide_read_feeds") == "1");
694
695                 hide_read_feeds = !hide_read_feeds;
696
697                 debug("toggle_disp_read => " + hide_read_feeds);
698
699                 hideOrShowFeeds(hide_read_feeds);
700
701                 storeInitParam("hide_read_feeds", hide_read_feeds, true);
702                                 
703         } catch (e) {
704                 exception_error("toggleDispRead", e);
705         }
706 }
707
708 function parse_runtime_info(elem) {
709         if (!elem) {
710                 debug("parse_runtime_info: elem is null, aborting");
711                 return;
712         }
713
714         var param = elem.firstChild;
715
716         debug("parse_runtime_info: " + param);
717
718         while (param) {
719                 var k = param.getAttribute("key");
720                 var v = param.getAttribute("value");
721
722                 debug("RI: " + k + " => " + v);
723
724                 if (k == "new_version_available") {
725                         var icon = document.getElementById("newVersionIcon");
726                         if (icon) {
727                                 if (v == "1") {
728                                         icon.style.display = "inline";
729                                 } else {
730                                         icon.style.display = "none";
731                                 }
732                         }
733                 }
734
735                 var error_flag;
736
737                 if (k == "daemon_is_running" && v != 1) {
738                         notify_error("<span onclick=\"javascript:explainError(1)\">Update daemon is not running.</span>", true);
739                         error_flag = true;
740                 }
741
742                 if (k == "daemon_stamp_ok" && v != 1) {
743                         notify_error("<span onclick=\"javascript:explainError(3)\">Update daemon is not updating feeds.</span>", true);
744                         error_flag = true;
745                 }
746
747                 if (!error_flag) {
748                         notify('');
749                 }
750
751 /*              var w = document.getElementById("noDaemonWarning");
752                 
753                 if (w) {
754                         if (k == "daemon_is_running" && v != 1) {
755                                 w.style.display = "block";
756                         } else {
757                                 w.style.display = "none";
758                         }
759                 } */
760                 param = param.nextSibling;
761         }
762 }
763
764 function catchupCurrentFeed() {
765
766         var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
767         
768         var str = __("Mark all articles in %s as read?").replace("%s", fn);
769
770         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
771                 return viewCurrentFeed('MarkAllRead')
772         }
773 }
774
775 function catchupFeedInGroup(id) {
776
777         try {
778
779                 var title = getFeedName(id);
780
781                 var str = __("Mark all articles in %s as read?").replace("%s", title);
782
783                 if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
784                         return viewCurrentFeed('MarkAllReadGR:' + id)
785                 }
786
787         } catch (e) {
788                 exception_error("catchupFeedInGroup", e);
789         }
790 }
791
792 function editFeedDlg(feed) {
793         try {
794
795                 if (!feed) {
796                         alert(__("Please select some feed first."));
797                         return;
798                 }
799         
800                 if ((feed <= 0) || activeFeedIsCat() || tagsAreDisplayed()) {
801                         alert(__("You can't edit this kind of feed."));
802                         return;
803                 }
804         
805                 var query = "";
806         
807                 if (feed > 0) {
808                         query = "backend.php?op=pref-feeds&subop=editfeed&id=" +        param_escape(feed);
809                 } else {
810                         query = "backend.php?op=pref-labels&subop=edit&id=" +   param_escape(-feed-11);
811                 }
812
813                 disableHotkeys();
814
815                 new Ajax.Request(query, {
816                         onComplete: function(transport) { 
817                                 infobox_callback2(transport); 
818                         } });
819
820         } catch (e) {
821                 exception_error("editFeedDlg", e);
822         }
823 }
824
825 /* this functions duplicate those of prefs.js feed editor, with
826         some differences because there is no feedlist */
827
828 function feedEditCancel() {
829         closeInfoBox();
830         return false;
831 }
832
833 function feedEditSave() {
834
835         try {
836         
837                 // FIXME: add parameter validation
838
839                 var query = Form.serialize("edit_feed_form");
840
841                 notify_progress("Saving feed...");
842
843                 new Ajax.Request("backend.php", {
844                         parameters: query,
845                         onComplete: function(transport) { 
846                                 dlg_frefresh_callback(transport); 
847                         } });
848
849
850                 closeInfoBox();
851
852                 return false;
853
854         } catch (e) {
855                 exception_error("feedEditSave (main)", e);
856         } 
857 }
858
859 function labelEditCancel() {
860         closeInfoBox();
861         return false;
862 }
863
864 function labelEditSave() {
865
866         try {
867
868                 closeInfoBox();
869         
870                 notify_progress("Saving label...");
871         
872                 query = Form.serialize("label_edit_form");
873         
874                 new Ajax.Request("backend.php?" + query, {
875                         onComplete: function(transport) { 
876                                 dlg_frefresh_callback(transport); 
877                         } });
878
879                 return false;
880
881         } catch (e) {
882                 exception_error("feedEditSave (main)", e);
883         } 
884
885 }
886
887 function clearFeedArticles(feed_id) {
888
889         notify_progress("Clearing feed...");
890
891         var query = "backend.php?op=pref-feeds&quiet=1&subop=clear&id=" + feed_id;
892
893         new Ajax.Request(query, {
894                 onComplete: function(transport) {
895                                 dlg_frefresh_callback(transport, feed_id);
896                         } });
897
898         return false;
899 }
900
901 /*
902 function toggle_feedlist() {
903         try {
904                 debug("toggle_feedlist");
905
906                 var fl = document.getElementById("feeds-holder");
907
908                 if (!Element.visible(fl)) {
909                         Element.show(fl);
910                         fl.style.zIndex = 30;
911                         fl.scrollTop = _hfd_scrolltop;
912                 } else {
913                         _hfd_scrolltop = fl.scrollTop;
914                         Element.hide(fl);                       
915 //                      Effect.Fade(fl, {duration : 0.2, 
916 //                              queue: { position: 'end', scope: 'FLFADEQ', limit: 1 }});
917                 }
918         } catch (e) {
919                 exception_error("toggle_feedlist", e);
920         }
921 } */
922
923 function collapse_feedlist() {
924         try {
925                 debug("toggle_feedlist");
926                 
927                 var theme = getInitParam("theme");
928                 if (theme != "" && theme != "compact" && theme != "graycube" &&
929                                 theme != "compat") return;
930
931                 var fl = document.getElementById("feeds-holder");
932                 var fh = document.getElementById("headlines-frame");
933                 var fc = document.getElementById("content-frame");
934                 var ft = document.getElementById("toolbar");
935                 var ff = document.getElementById("footer");
936                 var fhdr = document.getElementById("header");
937                 var fbtn = document.getElementById("collapse_feeds_btn");
938
939                 if (!Element.visible(fl)) {
940                         Element.show(fl);
941                         fbtn.value = "<<";
942
943                         if (theme != "graycube") {
944
945                                 fh.style.left = fl.offsetWidth + "px";
946                                 ft.style.left = fl.offsetWidth + "px";
947                                 if (fc) fc.style.left = fl.offsetWidth + "px";
948                                 if (ff && theme != "compat") ff.style.left = (fl.offsetWidth-1) + "px";
949
950                                 if (theme == "compact") fhdr.style.left = (fl.offsetWidth + 10) + "px";
951                         } else {
952                                 fh.style.left = fl.offsetWidth + 40 + "px";
953                                 ft.style.left = fl.offsetWidth + 40 +"px";
954                                 if (fc) fc.style.left = fl.offsetWidth + 40 + "px";
955                         }
956
957                         setCookie("ttrss_vf_fclps", "0");
958
959                 } else {
960                         Element.hide(fl);
961                         fbtn.value = ">>";
962
963                         if (theme != "graycube") {
964
965                                 fh.style.left = "0px";
966                                 ft.style.left = "0px";
967                                 if (fc) fc.style.left = "0px";
968                                 if (ff) ff.style.left = "0px";
969
970                                 if (theme == "compact") fhdr.style.left = "10px";
971
972                         } else {
973                                 fh.style.left = "20px";
974                                 ft.style.left = "20px";
975                                 if (fc) fc.style.left = "20px";
976
977                         }
978
979                         setCookie("ttrss_vf_fclps", "1");
980                 }
981         } catch (e) {
982                 exception_error("toggle_feedlist", e);
983         }
984 }
985
986 function viewModeChanged() {
987         cache_empty();
988         return viewCurrentFeed(0, '')
989 }
990
991 function viewLimitChanged() {
992         cache_empty();
993         return viewCurrentFeed(0, '')
994 }
995
996 function adjustArticleScore(id, score) {
997         try {
998
999                 var pr = prompt(__("Assign score to article:"), score);
1000
1001                 if (pr != undefined) {
1002                         var query = "backend.php?op=rpc&subop=setScore&id=" + id + "&score=" + pr;
1003
1004                         new Ajax.Request(query, {
1005                         onComplete: function(transport) {
1006                                         viewCurrentFeed();
1007                                 } });
1008
1009                 }
1010         } catch (e) {
1011                 exception_error("adjustArticleScore", e);
1012         }
1013 }       
1014
1015 function rescoreCurrentFeed() {
1016
1017         var actid = getActiveFeedId();
1018
1019         if (activeFeedIsCat() || actid < 0 || tagsAreDisplayed()) {
1020                 alert(__("You can't rescore this kind of feed."));
1021                 return;
1022         }       
1023
1024         if (!actid) {
1025                 alert(__("Please select some feed first."));
1026                 return;
1027         }
1028
1029         var fn = getFeedName(actid);
1030         var pr = __("Rescore articles in %s?").replace("%s", fn);
1031
1032         if (confirm(pr)) {
1033                 notify_progress("Rescoring articles...");
1034
1035                 var query = "backend.php?op=pref-feeds&subop=rescore&quiet=1&ids=" + actid;
1036
1037                 new Ajax.Request(query, {
1038                 onComplete: function(transport) {
1039                         viewCurrentFeed();
1040                 } });
1041         }
1042 }
1043
1044 function hotkey_handler(e) {
1045
1046         try {
1047
1048                 var keycode;
1049                 var shift_key = false;
1050
1051                 var feedlist = document.getElementById('feedList');
1052
1053                 try {
1054                         shift_key = e.shiftKey;
1055                 } catch (e) {
1056
1057                 }
1058         
1059                 if (window.event) {
1060                         keycode = window.event.keyCode;
1061                 } else if (e) {
1062                         keycode = e.which;
1063                 }
1064
1065                 var keychar = String.fromCharCode(keycode);
1066
1067                 if (keycode == 27) { // escape
1068                         if (Element.visible("hotkey_help_overlay")) {
1069                                 Element.hide("hotkey_help_overlay");
1070                         }
1071                         hotkey_prefix = false;
1072                         closeInfoBox();
1073                 } 
1074
1075                 if (!hotkeys_enabled) {
1076                         debug("hotkeys disabled");
1077                         return;
1078                 }
1079
1080                 if (keycode == 16) return; // ignore lone shift
1081
1082                 if ((keycode == 70 || keycode == 67 || keycode == 71) 
1083                                 && !hotkey_prefix) {
1084
1085                         hotkey_prefix = keycode;
1086                         debug("KP: PREFIX=" + keycode + " CHAR=" + keychar);
1087                         return true;
1088                 }
1089
1090                 if (Element.visible("hotkey_help_overlay")) {
1091                         Element.hide("hotkey_help_overlay");
1092                 }
1093
1094                 /* Global hotkeys */
1095
1096                 if (!hotkey_prefix) {
1097
1098                         if (keycode == 68 && shift_key) { // d
1099                                 if (!Element.visible("debug_output")) {
1100                                         Element.show("debug_output");
1101                                         debug('debug mode activated');
1102                                 } else {
1103                                         Element.hide("debug_output");
1104                                 }
1105         
1106                                 return;
1107                         }
1108         
1109                         if ((keycode == 191 || keychar == '?') && shift_key) { // ?
1110                                 if (!Element.visible("hotkey_help_overlay")) {
1111                                         //Element.show("hotkey_help_overlay");
1112                                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
1113                                 } else {
1114                                         Element.hide("hotkey_help_overlay");
1115                                 }
1116                                 return false;
1117                         }
1118
1119                         if (keycode == 191 || keychar == '/') { // /
1120                                 displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat());
1121                                 return false;
1122                         }
1123
1124                         if (keycode == 82 && shift_key) { // R
1125                                 scheduleFeedUpdate(true);
1126                                 return;
1127                         }
1128
1129                         if (keycode == 74) { // j
1130                                 var feed = getActiveFeedId();
1131                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'prev');
1132 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
1133                                 if (new_feed) {
1134                                         var is_cat = new_feed.match("CAT:");
1135                                         if (is_cat) {
1136                                                 new_feed = new_feed.replace("CAT:", "");
1137                                                 viewCategory(new_feed);
1138                                         } else {
1139                                                 viewfeed(new_feed, '', false);
1140                                         }
1141                                 }
1142                                 return;
1143                         }
1144         
1145                         if (keycode == 75) { // k
1146                                 var feed = getActiveFeedId();
1147                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'next');
1148 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
1149                                 if (new_feed) {
1150                                         var is_cat = new_feed.match("CAT:");
1151                                         if (is_cat == "CAT:") {
1152                                                 new_feed = new_feed.replace("CAT:", "");
1153                                                 viewCategory(new_feed);
1154                                         } else {
1155                                                 viewfeed(new_feed, '', false);
1156                                         }
1157                                 }
1158                                 return;
1159                         }
1160
1161                         if (shift_key && keycode == 40) { // shift-down
1162                                 catchupRelativeToArticle(1);
1163                                 return;
1164                         }
1165
1166                         if (shift_key && keycode == 38) { // shift-up
1167                                 catchupRelativeToArticle(0);
1168                                 return;
1169                         }
1170
1171                         if (shift_key && keycode == 78) { // N
1172                                 scrollArticle(50);      
1173                                 return;
1174                         }
1175
1176                         if (shift_key && keycode == 80) { // P
1177                                 scrollArticle(-50);     
1178                                 return;
1179                         }
1180
1181
1182                         if (keycode == 78 || keycode == 40) { // n, down
1183                                 if (typeof moveToPost != 'undefined') {
1184                                         moveToPost('next');
1185                                         return;
1186                                 }
1187                         }
1188         
1189                         if (keycode == 80 || keycode == 38) { // p, up
1190                                 if (typeof moveToPost != 'undefined') {
1191                                         moveToPost('prev');
1192                                         return;
1193                                 }
1194                         }
1195
1196                         if (keycode == 83 && shift_key) { // S
1197                                 var id = getActiveArticleId();
1198                                 if (id) {                               
1199                                         togglePub(id);
1200                                 }
1201                                 return;
1202                         }
1203
1204                         if (keycode == 83) { // s
1205                                 var id = getActiveArticleId();
1206                                 if (id) {                               
1207                                         toggleMark(id);
1208                                 }
1209                                 return;
1210                         }
1211
1212
1213                         if (keycode == 85) { // u
1214                                 var id = getActiveArticleId();
1215                                 if (id) {                               
1216                                         toggleUnread(id);
1217                                 }
1218                                 return;
1219                         }
1220
1221                         if (keycode == 84 && shift_key) { // T
1222                                 var id = getActiveArticleId();
1223                                 if (id) {
1224                                         editArticleTags(id, getActiveFeedId(), isCdmMode());
1225                                         return;
1226                                 }
1227                         }
1228
1229                         if (keycode == 9) { // tab
1230                                 var id = getArticleUnderPointer();
1231                                 if (id) {                               
1232                                         var cb = document.getElementById("RCHK-" + id);
1233
1234                                         if (cb) {
1235                                                 cb.checked = !cb.checked;
1236                                                 toggleSelectRowById(cb, "RROW-" + id);
1237                                                 return false;
1238                                         }
1239                                 }
1240                         }
1241
1242                         if (keycode == 79) { // o
1243                                 if (getActiveArticleId()) {
1244                                         openArticleInNewWindow(getActiveArticleId());
1245                                         return;
1246                                 }
1247                         }
1248
1249                         if (keycode == 81 && shift_key) { // Q
1250                                 if (typeof catchupAllFeeds != 'undefined') {
1251                                         catchupAllFeeds();
1252                                         return;
1253                                 }
1254                         }
1255
1256                         if (keycode == 220 && shift_key) { // shift + |
1257                                 if (document.getElementById("subtoolbar_search")) {
1258                                         if (Element.visible("subtoolbar_search")) {
1259                                                 Element.hide("subtoolbar_search");
1260                                                 Element.show("subtoolbar_ftitle");
1261                                                 setTimeout("Element.focus('subtoolbar_search_box')", 100);
1262                                         } else {
1263                                                         Element.show("subtoolbar_search");
1264                                                 Element.hide("subtoolbar_ftitle");
1265                                         }
1266                                 }
1267                         }
1268
1269                         if (keycode == 88) { // x
1270                                 if (activeFeedIsCat()) {
1271                                         toggleCollapseCat(getActiveFeedId());
1272                                 }
1273                         }
1274                 }
1275
1276                 /* Prefix f */
1277
1278                 if (hotkey_prefix == 70) { // f 
1279
1280                         hotkey_prefix = false;
1281
1282                         if (keycode == 81) { // q
1283                                 if (getActiveFeedId()) {
1284                                         catchupCurrentFeed();
1285                                         return;
1286                                 }
1287                         }
1288
1289                         if (keycode == 82) { // r
1290                                 if (getActiveFeedId()) {
1291                                         viewfeed(getActiveFeedId(), "ForceUpdate", activeFeedIsCat());
1292                                         return;
1293                                 }
1294                         }
1295
1296                         if (keycode == 65) { // a
1297                                 toggleDispRead();
1298                                 return false;
1299                         }
1300
1301                         if (keycode == 85 && shift_key) { // U
1302                                 scheduleFeedUpdate(true);
1303                                 return false;
1304                         }
1305
1306                         if (keycode == 85) { // u
1307                                 if (getActiveFeedId()) {
1308                                         viewfeed(getActiveFeedId(), "ForceUpdate");
1309                                         return false;
1310                                 }
1311                         }
1312
1313                         if (keycode == 69) { // e
1314                                 editFeedDlg(getActiveFeedId());
1315                                 return false;
1316                         }
1317
1318                         if (keycode == 83) { // s
1319                                 displayDlg("quickAddFeed");
1320                                 return false;
1321                         }
1322
1323                         if (keycode == 67 && shift_key) { // C
1324                                 if (typeof catchupAllFeeds != 'undefined') {
1325                                         catchupAllFeeds();
1326                                         return false;
1327                                 }
1328                         }
1329
1330                         if (keycode == 67) { // c
1331                                 if (getActiveFeedId()) {
1332                                         catchupCurrentFeed();
1333                                         return false;
1334                                 }
1335                         }
1336
1337                         if (keycode == 87) { // w
1338                                 feeds_sort_by_unread = !feeds_sort_by_unread;
1339                                 return resort_feedlist();
1340                         }
1341
1342                         if (keycode == 72) { // h
1343                                 hideReadHeadlines();
1344                                 return;
1345                         }
1346
1347                 }
1348
1349                 /* Prefix c */
1350
1351                 if (hotkey_prefix == 67) { // c
1352                         hotkey_prefix = false;
1353
1354                         if (keycode == 70) { // f
1355                                 displayDlg("quickAddFilter", getActiveFeedId());
1356                                 return false;
1357                         }
1358
1359                         if (keycode == 83) { // s
1360                                 if (typeof collapse_feedlist != 'undefined') {
1361                                         collapse_feedlist();
1362                                         return false;
1363                                 }
1364                         }
1365
1366                         if (keycode == 77) { // m
1367                                 feedlist_sortable_enabled = !feedlist_sortable_enabled;
1368                                 if (feedlist_sortable_enabled) {
1369                                         notify_info("Category reordering enabled");
1370                                         toggle_sortable_feedlist(true);
1371                                 } else {
1372                                         notify_info("Category reordering disabled");
1373                                         toggle_sortable_feedlist(false);
1374                                 }
1375                         }
1376
1377                         if (keycode == 78) { // n
1378                                 catchupRelativeToArticle(1);
1379                                 return;
1380                         }
1381
1382                         if (keycode == 80) { // p
1383                                 catchupRelativeToArticle(0);
1384                                 return;
1385                         }
1386
1387
1388                 }
1389
1390                 /* Prefix g */
1391
1392                 if (hotkey_prefix == 71) { // g
1393
1394                         hotkey_prefix = false;
1395
1396                         if (keycode == 83) { // s
1397                                 viewfeed(-1);
1398                                 return false;
1399                         }
1400
1401                         if (keycode == 80 && shift_key) { // P
1402                                 gotoPreferences();
1403                                 return false;
1404                         }
1405
1406                         if (keycode == 80) { // p
1407                                 viewfeed(-2);
1408                                 return false;
1409                         }
1410
1411                         if (keycode == 70) { // f
1412                                 viewfeed(-3);
1413                                 return false;
1414                         }
1415
1416                         if (keycode == 84 && shift_key) { // T
1417                                 toggleTags();
1418                                 return false;
1419                         }
1420                 }
1421
1422                 /* Cmd */
1423
1424                 if (hotkey_prefix == 224 || hotkey_prefix == 91) { // f 
1425                         hotkey_prefix = false;
1426                         return;
1427                 }
1428
1429                 if (hotkey_prefix) {
1430                         debug("KP: PREFIX=" + hotkey_prefix + " CODE=" + keycode + " CHAR=" + keychar);
1431                 } else {
1432                         debug("KP: CODE=" + keycode + " CHAR=" + keychar);
1433                 }
1434
1435
1436         } catch (e) {
1437                 exception_error("hotkey_handler", e);
1438         }
1439 }
1440
1441 function feedsSortByUnread() {
1442         return feeds_sort_by_unread;
1443 }