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