]> git.wh0rd.org Git - tt-rss.git/blob - tt-rss.js
Add callback to Popups, focus subscribe URL input.
[tt-rss.git] / tt-rss.js
1
2 var total_unread = 0;
3 var first_run = true;
4 var display_tags = false;
5 var global_unread = -1;
6 var active_title_text = "";
7 var current_subtitle = "";
8 var daemon_enabled = false;
9 var daemon_refresh_only = false;
10 //var _qfd_deleted_feed = 0;
11 var firsttime_update = true;
12 var _active_feed_id = 0;
13 var _active_feed_is_cat = false;
14 var number_of_feeds = 0;
15 var sanity_check_done = false;
16 var _hfd_scrolltop = 0;
17 var hotkey_prefix = false;
18 var hotkey_prefix_pressed = false;
19 var init_params = new Object();
20 var ver_offset = 0;
21 var hor_offset = 0;
22 var feeds_sort_by_unread = false;
23 var feedlist_sortable_enabled = false;
24
25 function activeFeedIsCat() {
26         return _active_feed_is_cat;
27 }
28
29 function getActiveFeedId() {
30         try {
31                 debug("gAFID: " + _active_feed_id);
32                 return _active_feed_id;
33         } catch (e) {
34                 exception_error("getActiveFeedId", e);
35         }
36 }
37
38 function setActiveFeedId(id, is_cat) {
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 = $("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 = $("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                         if (!store) {
135                                 fatalError(3, "Sanity check: Received reply is not XML", 
136                                         transport.responseText);
137                                 return;
138                         } else {
139                                 init_offline();
140                                 return;
141                         }
142                 }
143
144                 if (getURLParam("offline")) {
145                         return init_offline();
146                 }
147
148                 var reply = transport.responseXML.firstChild.firstChild;
149
150                 if (!reply) {
151                         fatalError(3, "Sanity check: invalid RPC reply", transport.responseText);
152                         return;
153                 }
154
155                 var error_code = reply.getAttribute("error-code");
156         
157                 if (error_code && error_code != 0) {
158                         return fatalError(error_code, reply.getAttribute("error-msg"));
159                 }
160
161                 debug("sanity check ok");
162
163                 var params = reply.nextSibling;
164
165                 if (params) {
166                         debug('reading init-params...');
167                         var param = params.firstChild;
168
169                         while (param) {
170                                 var k = param.getAttribute("key");
171                                 var v = param.getAttribute("value");
172                                 debug(k + " => " + v);
173                                 init_params[k] = v;                                     
174
175                                 if (db) {
176                                         db.execute("DELETE FROM init_params WHERE key = ?", [k]);
177                                         db.execute("INSERT INTO init_params (key,value) VALUES (?, ?)",
178                                                 [k, v]);
179                                 }
180
181                                 param = param.nextSibling;
182                         }
183                 }
184
185                 sanity_check_done = true;
186
187                 init_second_stage();
188
189         } catch (e) {
190                 exception_error("backend_sanity_check_callback", e, transport); 
191         } 
192 }
193
194 function scheduleFeedUpdate(force) {
195
196         debug("in scheduleFeedUpdate");
197
198 /*      if (!daemon_enabled && !daemon_refresh_only) {
199                 notify_progress("Updating feeds...", true);
200         } */
201
202         var query_str = "backend.php?op=rpc&subop=";
203
204         if (force) {
205                 query_str = query_str + "forceUpdateAllFeeds";
206         } else {
207                 query_str = query_str + "updateAllFeeds";
208         }
209
210         var omode;
211
212         if (firsttime_update && !navigator.userAgent.match("Opera")) {
213                 firsttime_update = false;
214                 omode = "T";
215         } else {
216                 if (display_tags) {
217                         omode = "tl";
218                 } else {
219                         omode = "flc";
220                 }
221         }
222         
223         query_str = query_str + "&omode=" + omode;
224         query_str = query_str + "&uctr=" + global_unread;
225
226         var date = new Date();
227         var timestamp = Math.round(date.getTime() / 1000);
228         query_str = query_str + "&ts=" + timestamp
229
230         debug("REFETCH query: " + query_str);
231
232         new Ajax.Request("backend.php", {
233                 parameters: query_str,
234                 onComplete: function(transport) { 
235                                 refetch_callback2(transport); 
236                         } });
237 }
238
239 function updateFeedList(silent, fetch) {
240
241 //      if (silent != true) {
242 //              notify("Loading feed list...");
243 //      }
244
245         debug("<b>updateFeedList</b>");
246
247         if (offline_mode) return render_offline_feedlist();
248
249         var query_str = "backend.php?op=feeds";
250
251         if (display_tags) {
252                 query_str = query_str + "&tags=1";
253         }
254
255         if (getActiveFeedId() && !activeFeedIsCat()) {
256                 query_str = query_str + "&actid=" + getActiveFeedId();
257         }
258
259         var date = new Date();
260         var timestamp = Math.round(date.getTime() / 1000);
261         query_str = query_str + "&ts=" + timestamp
262         
263         if (fetch) query_str = query_str + "&fetch=yes";
264
265 //      var feeds_frame = $("feeds-frame");
266 //      feeds_frame.src = query_str;
267
268         debug("updateFeedList Q=" + query_str);
269
270         new Ajax.Request("backend.php", {
271                 parameters: query_str,
272                 onComplete: function(transport) { 
273                         feedlist_callback2(transport); 
274                 } });
275
276 }
277
278 function catchupAllFeeds() {
279
280         var str = __("Mark all articles as read?");
281
282         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
283
284                 var query_str = "backend.php?op=feeds&subop=catchupAll";
285
286                 notify_progress("Marking all feeds as read...");
287
288                 debug("catchupAllFeeds Q=" + query_str);
289
290                 new Ajax.Request("backend.php", {
291                         parameters: query_str,
292                         onComplete: function(transport) { 
293                                 feedlist_callback2(transport); 
294                         } });
295
296                 global_unread = 0;
297                 updateTitle("");
298         }
299 }
300
301 function viewCurrentFeed(subop) {
302
303 //      if (getActiveFeedId()) {
304         if (getActiveFeedId() != undefined) {
305                 viewfeed(getActiveFeedId(), subop, activeFeedIsCat());
306         } else {
307                 disableContainerChildren("headlinesToolbar", false, document);
308 //              viewfeed(-1, subop); // FIXME
309         }
310         return false; // block unneeded form submits
311 }
312
313 function viewfeed(feed, subop) {
314         var f = window.frames["feeds-frame"];
315         f.viewfeed(feed, subop);
316 }
317
318 function timeout() {
319         if (getInitParam("bw_limit") == "1") return;
320
321         scheduleFeedUpdate(false);
322
323         var refresh_time = getInitParam("feeds_frame_refresh");
324
325         if (!refresh_time) refresh_time = 600; 
326
327         setTimeout("timeout()", refresh_time*1000);
328 }
329
330 function resetSearch() {
331         var searchbox = $("searchbox")
332
333         if (searchbox.value != "" && getActiveFeedId()) {       
334                 searchbox.value = "";
335                 viewfeed(getActiveFeedId(), "");
336         }
337 }
338
339 function searchCancel() {
340         closeInfoBox(true);
341 }
342
343 function search() {
344         closeInfoBox(); 
345         viewCurrentFeed(0, "");
346 }
347
348 // if argument is undefined, current subtitle is not updated
349 // use blank string to clear subtitle
350 function updateTitle(s) {
351         var tmp = "Tiny Tiny RSS";
352
353         if (s != undefined) {
354                 current_subtitle = s;
355         }
356
357         if (global_unread > 0) {
358                 tmp = tmp + " (" + global_unread + ")";
359         }
360
361         if (current_subtitle) {
362                 tmp = tmp + " - " + current_subtitle;
363         }
364
365         if (active_title_text.length > 0) {
366                 tmp = tmp + " > " + active_title_text;
367         }
368
369         document.title = tmp;
370 }
371
372 function genericSanityCheck() {
373
374 //      if (!Ajax.getTransport()) fatalError(1);
375
376         setCookie("ttrss_test", "TEST");
377         
378         if (getCookie("ttrss_test") != "TEST") {
379                 fatalError(2);
380         }
381
382         return true;
383 }
384
385 function init() {
386
387         try {
388
389                 init_gears();
390
391                 disableContainerChildren("headlinesToolbar", true);
392
393                 Form.disable("main_toolbar_form");
394
395                 if (!genericSanityCheck()) 
396                         return;
397
398                 if (getURLParam('debug')) {
399                         Element.show("debug_output");
400                         debug('debug mode activated');
401                 }
402
403                 var params = "&ua=" + param_escape(navigator.userAgent);
404
405                 loading_set_progress(30);
406
407                 new Ajax.Request("backend.php", {
408                         parameters: "backend.php?op=rpc&subop=sanityCheck" + params,
409                         onComplete: function(transport) {
410                                         backend_sanity_check_callback(transport);
411                                 } });
412
413         } catch (e) {
414                 exception_error("init", e);
415         }
416 }
417
418 function resize_headlines(delta_x, delta_y) {
419
420         try {
421
422                 debug("resize_headlines: " + delta_x + ":" + delta_y);
423         
424                 var h_frame = $("headlines-frame");
425                 var c_frame = $("content-frame");
426                 var f_frame = $("footer");
427                 var feeds_frame = $("feeds-holder");
428                 var resize_grab = $("resize-grabber");
429                 var resize_handle = $("resize-handle");
430
431                 if (!c_frame || !h_frame) return;
432         
433                 if (feeds_frame && getInitParam("theme") == "compat") {
434                                 feeds_frame.style.bottom = f_frame.offsetHeight + "px";         
435                 }
436         
437                 if (getInitParam("theme") == "3pane") {
438         
439                         if (delta_x != undefined) {
440                                 if (c_frame.offsetLeft - delta_x > feeds_frame.offsetWidth + feeds_frame.offsetLeft + 100 && c_frame.offsetWidth + delta_x > 100) {
441                                         hor_offset = hor_offset + delta_x;
442                                 }
443                         }
444         
445                         debug("resize_headlines: HOR-mode: " + hor_offset);
446         
447                         c_frame.style.width = (400 + hor_offset) + "px";
448                         h_frame.style.right = c_frame.offsetWidth - 1 + "px";
449         
450                         resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight - 60) + "px";
451                         resize_grab.style.left = (h_frame.offsetLeft + h_frame.offsetWidth - 
452                                 4) + "px";
453                         resize_grab.style.display = "block";
454
455                         resize_handle.src = "themes/3pane/images/resize_handle_vert.png";
456                         resize_handle.style.paddingTop = (resize_grab.offsetHeight / 2 - 7) + "px";
457         
458                 } else {
459         
460                         if (delta_y != undefined) {
461                                 if (c_frame.offsetHeight + delta_y > 100 && h_frame.offsetHeight - delta_y > 100) {
462                                         ver_offset = ver_offset + delta_y;
463                                 }
464                         }
465         
466                         debug("resize_headlines: VER-mode: " + ver_offset);
467         
468                         h_frame.style.height = (300 - ver_offset) + "px";
469         
470                         c_frame.style.top = (h_frame.offsetTop + h_frame.offsetHeight + 0) + "px";
471                         h_frame.style.height = h_frame.offsetHeight + "px";
472         
473                         var theme_c = 0;
474         
475                         if (getInitParam("theme") == "graycube") {
476                                 theme_c = 1;
477                         }
478
479                         if (getInitParam("theme") == "graycube" || getInitParam("theme") == "compat") {
480                                 resize_handle.src = "themes/graycube/images/resize_handle_horiz.png";
481                         }
482         
483 /*                      resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight - 
484                                 4 - theme_c) + "px";
485                         resize_grab.style.display = "block"; */
486         
487                 }
488         
489                 if (getInitParam("cookie_lifetime") != 0) {
490                         setCookie("ttrss_offset_ver", ver_offset, 
491                                 getInitParam("cookie_lifetime"));
492                         setCookie("ttrss_offset_hor", hor_offset, 
493                                 getInitParam("cookie_lifetime"));
494                 } else {
495                         setCookie("ttrss_offset_ver", ver_offset);
496                         setCookie("ttrss_offset_hor", hor_offset);
497                 }
498
499         } catch (e) {
500                 exception_error("resize_headlines", e);
501         }
502
503 }
504
505 function init_second_stage() {
506
507         try {
508
509                 delCookie("ttrss_test");
510
511 //              document.onresize = resize_headlines;
512                 window.onresize=resize_headlines;
513
514                 var toolbar = document.forms["main_toolbar_form"];
515
516                 dropboxSelect(toolbar.view_mode, getInitParam("default_view_mode"));
517                 dropboxSelect(toolbar.order_by, getInitParam("default_view_order_by"));
518
519                 daemon_enabled = getInitParam("daemon_enabled") == 1;
520                 daemon_refresh_only = getInitParam("daemon_refresh_only") == 1;
521                 feeds_sort_by_unread = getInitParam("feeds_sort_by_unread") == 1;
522
523 /*              var fl = cache_find_param("FEEDLIST", getInitParam("num_feeds"));
524
525                 if (fl) {
526                         render_feedlist(fl);
527                         if ($("feedList")) {
528                                 request_counters();
529                         } else {
530                                 setTimeout('updateFeedList(false, false)', 50);
531                         }
532                 } else {
533                         setTimeout('updateFeedList(false, false)', 50);
534                 } */
535
536                 setTimeout('updateFeedList(false, false)', 50);
537
538                 debug("second stage ok");
539
540                 loading_set_progress(60);
541
542                 ver_offset = parseInt(getCookie("ttrss_offset_ver"));
543                 hor_offset = parseInt(getCookie("ttrss_offset_hor"));
544
545                 debug("got offsets from cookies: ver " + ver_offset + " hor " + hor_offset);
546
547                 /* fuck IE */
548
549                 if (isNaN(hor_offset)) hor_offset = 0;
550                 if (isNaN(ver_offset)) ver_offset = 0;
551
552                 debug("offsets from cookies [x:y]: " + hor_offset + ":" + ver_offset);
553
554                 resize_headlines();
555
556                 enable_offline_reading();
557
558         } catch (e) {
559                 exception_error("init_second_stage", e);
560         }
561 }
562
563 function quickMenuChange() {
564         var chooser = $("quickMenuChooser");
565         var opid = chooser[chooser.selectedIndex].value;
566
567         chooser.selectedIndex = 0;
568         quickMenuGo(opid);
569 }
570
571 function quickMenuGo(opid) {
572         try {
573
574                 if (opid == "qmcPrefs") {
575                         gotoPreferences();
576                 }
577         
578                 if (opid == "qmcSearch") {
579                         displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat());
580                         return;
581                 }
582         
583                 if (opid == "qmcAddFeed") {
584                         displayDlg('quickAddFeed', '',
585                                            function () {$('feed_url').focus();});
586                         return;
587                 }
588
589                 if (opid == "qmcEditFeed") {
590                         editFeedDlg(getActiveFeedId());
591                 }
592         
593                 if (opid == "qmcRemoveFeed") {
594                         var actid = getActiveFeedId();
595
596                         if (activeFeedIsCat()) {
597                                 alert(__("You can't unsubscribe from the category."));
598                                 return;
599                         }       
600
601                         if (!actid) {
602                                 alert(__("Please select some feed first."));
603                                 return;
604                         }
605
606                         var fn = getFeedName(actid);
607
608                         var pr = __("Unsubscribe from %s?").replace("%s", fn);
609
610                         if (confirm(pr)) {
611                                 unsubscribeFeed(actid);
612                         }
613                 
614                         return;
615                 }
616
617                 if (opid == "qmcClearFeed") {
618                         var actid = getActiveFeedId();
619
620                         if (!actid) {
621                                 alert(__("Please select some feed first."));
622                                 return;
623                         }
624
625                         if (activeFeedIsCat() || actid < 0) {
626                                 alert(__("You can't clear this type of feed."));
627                                 return;
628                         }       
629
630                         var fn = getFeedName(actid);
631
632                         var pr = __("Erase all non-starred articles in %s?").replace("%s", fn);
633
634                         if (confirm(pr)) {
635                                 clearFeedArticles(actid);
636                         }
637                 
638                         return;
639                 }
640         
641
642                 if (opid == "qmcUpdateFeeds") {
643                         scheduleFeedUpdate(true);
644                         return;
645                 }
646         
647                 if (opid == "qmcCatchupAll") {
648                         catchupAllFeeds();
649                         return;
650                 }
651         
652                 if (opid == "qmcShowOnlyUnread") {
653                         toggleDispRead();
654                         return;
655                 }
656         
657                 if (opid == "qmcAddFilter") {
658                         displayDlg("quickAddFilter", getActiveFeedId());
659                 }
660
661                 if (opid == "qmcAddLabel") {
662                         addLabel();
663                 }
664
665                 if (opid == "qmcRescoreFeed") {
666                         rescoreCurrentFeed();
667                 }
668
669                 if (opid == "qmcHKhelp") {
670                         //Element.show("hotkey_help_overlay");
671                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
672                 }
673
674                 if (opid == "qmcResetUI") {
675                         hor_offset = 0;
676                         ver_offset = 0;
677                         resize_headlines();
678                 }
679
680                 if (opid == "qmcResetCats") {
681
682                         if (confirm(__("Reset category order?"))) {
683
684                                 var query = "?op=feeds&subop=catsortreset";
685
686                                 notify_progress("Loading, please wait...", true);
687
688                                 new Ajax.Request("backend.php", {
689                                         parameters: query,
690                                         onComplete: function(transport) { 
691                                                 window.setTimeout('updateFeedList(false, false)', 50);
692                                         } });
693                         }
694                 }
695
696         } catch (e) {
697                 exception_error("quickMenuGo", e);
698         }
699 }
700
701 function unsubscribeFeed(feed_id, title) {
702
703
704         var msg = __("Unsubscribe from %s?").replace("%s", title);
705
706         if (title == undefined || confirm(msg)) {
707                 notify_progress("Removing feed...");
708
709                 var query = "?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id;
710
711                 new Ajax.Request("backend.php", {
712                         parameters: query,
713                         onComplete: function(transport) {
714                                         dlg_frefresh_callback(transport, feed_id);
715                                 } });
716         }
717
718         return false;
719 }
720
721
722 function updateFeedTitle(t) {
723         active_title_text = t;
724         updateTitle();
725 }
726
727 function toggleDispRead() {
728         try {
729
730                 var hide = !(getInitParam("hide_read_feeds") == "1");
731
732                 hideOrShowFeeds(hide);
733
734                 var query = "?op=rpc&subop=setpref&key=HIDE_READ_FEEDS&value=" + 
735                         param_escape(hide);
736
737                 new Ajax.Request("backend.php", {
738                         parameters: query,
739                         onComplete: function(transport) { 
740                                 setInitParam("hide_read_feeds", hide);
741                         } });
742                                 
743         } catch (e) {
744                 exception_error("toggleDispRead", e);
745         }
746 }
747
748 function parse_runtime_info(elem) {
749         if (!elem) {
750                 debug("parse_runtime_info: elem is null, aborting");
751                 return;
752         }
753
754         var param = elem.firstChild;
755
756         debug("parse_runtime_info: " + param);
757
758         while (param) {
759                 var k = param.getAttribute("key");
760                 var v = param.getAttribute("value");
761
762                 debug("RI: " + k + " => " + v);
763
764                 if (k == "num_feeds") {
765                         init_params[k] = v;                                     
766                 }
767
768                 if (k == "new_version_available") {
769                         var icon = $("newVersionIcon");
770                         if (icon) {
771                                 if (v == "1") {
772                                         icon.style.display = "inline";
773                                 } else {
774                                         icon.style.display = "none";
775                                 }
776                         }
777                 }
778
779                 var error_flag;
780
781                 if (k == "daemon_is_running" && v != 1) {
782                         notify_error("<span onclick=\"javascript:explainError(1)\">Update daemon is not running.</span>", true);
783                         error_flag = true;
784                 }
785
786                 if (k == "daemon_stamp_ok" && v != 1) {
787                         notify_error("<span onclick=\"javascript:explainError(3)\">Update daemon is not updating feeds.</span>", true);
788                         error_flag = true;
789                 }
790
791                 if (!error_flag) {
792                         notify('');
793                 }
794
795 /*              var w = $("noDaemonWarning");
796                 
797                 if (w) {
798                         if (k == "daemon_is_running" && v != 1) {
799                                 w.style.display = "block";
800                         } else {
801                                 w.style.display = "none";
802                         }
803                 } */
804                 param = param.nextSibling;
805         }
806 }
807
808 function catchupCurrentFeed() {
809
810         var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
811         
812         var str = __("Mark all articles in %s as read?").replace("%s", fn);
813
814         if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
815                 return viewCurrentFeed('MarkAllRead')
816         }
817 }
818
819 function catchupFeedInGroup(id) {
820
821         try {
822
823                 var title = getFeedName(id);
824
825                 var str = __("Mark all articles in %s as read?").replace("%s", title);
826
827                 if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
828                         return viewCurrentFeed('MarkAllReadGR:' + id)
829                 }
830
831         } catch (e) {
832                 exception_error("catchupFeedInGroup", e);
833         }
834 }
835
836 function editFeedDlg(feed) {
837         try {
838
839                 if (!feed) {
840                         alert(__("Please select some feed first."));
841                         return;
842                 }
843         
844                 if ((feed <= 0) || activeFeedIsCat() || tagsAreDisplayed()) {
845                         alert(__("You can't edit this kind of feed."));
846                         return;
847                 }
848         
849                 var query = "";
850         
851                 if (feed > 0) {
852                         query = "?op=pref-feeds&subop=editfeed&id=" +   param_escape(feed);
853                 } else {
854                         query = "?op=pref-labels&subop=edit&id=" +      param_escape(-feed-11);
855                 }
856
857                 disableHotkeys();
858
859                 notify_progress("Loading, please wait...", true);
860
861                 new Ajax.Request("backend.php", {
862                         parameters: query,
863                         onComplete: function(transport) { 
864                                 infobox_callback2(transport); 
865                         } });
866
867         } catch (e) {
868                 exception_error("editFeedDlg", e);
869         }
870 }
871
872 /* this functions duplicate those of prefs.js feed editor, with
873         some differences because there is no feedlist */
874
875 function feedEditCancel() {
876         closeInfoBox();
877         return false;
878 }
879
880 function feedEditSave() {
881
882         try {
883         
884                 // FIXME: add parameter validation
885
886                 var query = Form.serialize("edit_feed_form");
887
888                 notify_progress("Saving feed...");
889
890                 new Ajax.Request("backend.php", {
891                         parameters: query,
892                         onComplete: function(transport) { 
893                                 dlg_frefresh_callback(transport); 
894                         } });
895
896
897                 closeInfoBox();
898
899                 return false;
900
901         } catch (e) {
902                 exception_error("feedEditSave (main)", e);
903         } 
904 }
905
906 function clearFeedArticles(feed_id) {
907
908         notify_progress("Clearing feed...");
909
910         var query = "?op=pref-feeds&quiet=1&subop=clear&id=" + feed_id;
911
912         new Ajax.Request("backend.php", {
913                 parameters: query,
914                 onComplete: function(transport) {
915                                 dlg_frefresh_callback(transport, feed_id);
916                         } });
917
918         return false;
919 }
920
921 function collapse_feedlist() {
922         try {
923                 debug("collapse_feedlist");
924                 
925                 var theme = getInitParam("theme");
926                 if (theme != "" && theme != "compact" && theme != "graycube" &&
927                                 theme != "compat") return;
928
929                 var fl = $("feeds-holder");
930                 var fh = $("headlines-frame");
931                 var fc = $("content-frame");
932                 var ft = $("toolbar");
933                 var ff = $("footer");
934                 var fhdr = $("header");
935                 var fbtn = $("collapse_feeds_btn");
936
937                 if (!Element.visible(fl)) {
938                         Element.show(fl);
939                         fbtn.innerHTML = "<<";
940
941                         if (theme != "graycube") {
942
943                                 fh.style.left = fl.offsetWidth + "px";
944                                 ft.style.left = fl.offsetWidth + "px";
945                                 if (fc) fc.style.left = fl.offsetWidth + "px";
946                                 if (ff && theme != "compat") ff.style.left = (fl.offsetWidth-1) + "px";
947
948                                 if (theme == "compact") fhdr.style.left = (fl.offsetWidth + 10) + "px";
949                         } else {
950                                 fh.style.left = fl.offsetWidth + 40 + "px";
951                                 ft.style.left = fl.offsetWidth + 40 +"px";
952                                 if (fc) fc.style.left = fl.offsetWidth + 40 + "px";
953                         }
954
955                         query = "?op=rpc&subop=setpref&key=_COLLAPSED_FEEDLIST&value=false";
956
957                         new Ajax.Request("backend.php", { parameters: query });
958
959                 } else {
960                         Element.hide(fl);
961                         fbtn.innerHTML = ">>";
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                         query = "?op=rpc&subop=setpref&key=_COLLAPSED_FEEDLIST&value=true";
980
981                         new Ajax.Request("backend.php", { parameters: query });
982
983                 }
984         } catch (e) {
985                 exception_error("collapse_feedlist", e);
986         }
987 }
988
989 function viewModeChanged() {
990         cache_empty();
991         return viewCurrentFeed(0, '')
992 }
993
994 function viewLimitChanged() {
995         cache_empty();
996         return viewCurrentFeed(0, '')
997 }
998
999 /* function adjustArticleScore(id, score) {
1000         try {
1001
1002                 var pr = prompt(__("Assign score to article:"), score);
1003
1004                 if (pr != undefined) {
1005                         var query = "?op=rpc&subop=setScore&id=" + id + "&score=" + pr;
1006
1007                         new Ajax.Request("backend.php", {
1008                         parameters: query,
1009                         onComplete: function(transport) {
1010                                         viewCurrentFeed();
1011                                 } });
1012
1013                 }
1014         } catch (e) {
1015                 exception_error("adjustArticleScore", e);
1016         }
1017 } */
1018
1019 function rescoreCurrentFeed() {
1020
1021         var actid = getActiveFeedId();
1022
1023         if (activeFeedIsCat() || actid < 0 || tagsAreDisplayed()) {
1024                 alert(__("You can't rescore this kind of feed."));
1025                 return;
1026         }       
1027
1028         if (!actid) {
1029                 alert(__("Please select some feed first."));
1030                 return;
1031         }
1032
1033         var fn = getFeedName(actid);
1034         var pr = __("Rescore articles in %s?").replace("%s", fn);
1035
1036         if (confirm(pr)) {
1037                 notify_progress("Rescoring articles...");
1038
1039                 var query = "?op=pref-feeds&subop=rescore&quiet=1&ids=" + actid;
1040
1041                 new Ajax.Request("backend.php", {
1042                         parameters: query,
1043                         onComplete: function(transport) {
1044                                 viewCurrentFeed();
1045                         } });
1046         }
1047 }
1048
1049 function hotkey_handler(e) {
1050
1051         try {
1052
1053                 var keycode;
1054                 var shift_key = false;
1055
1056                 var cmdline = $('cmdline');
1057                 var feedlist = $('feedList');
1058
1059                 try {
1060                         shift_key = e.shiftKey;
1061                 } catch (e) {
1062
1063                 }
1064         
1065                 if (window.event) {
1066                         keycode = window.event.keyCode;
1067                 } else if (e) {
1068                         keycode = e.which;
1069                 }
1070
1071                 var keychar = String.fromCharCode(keycode);
1072
1073                 if (keycode == 27) { // escape
1074                         if (Element.visible("hotkey_help_overlay")) {
1075                                 Element.hide("hotkey_help_overlay");
1076                         }
1077                         hotkey_prefix = false;
1078                         closeInfoBox();
1079                 } 
1080
1081                 if (!hotkeys_enabled) {
1082                         debug("hotkeys disabled");
1083                         return;
1084                 }
1085
1086                 if (keycode == 16) return; // ignore lone shift
1087
1088                 if ((keycode == 70 || keycode == 67 || keycode == 71) 
1089                                 && !hotkey_prefix) {
1090
1091                         var date = new Date();
1092                         var ts = Math.round(date.getTime() / 1000);
1093
1094                         hotkey_prefix = keycode;
1095                         hotkey_prefix_pressed = ts;
1096
1097                         cmdline.innerHTML = keychar;
1098                         Element.show(cmdline);
1099
1100                         debug("KP: PREFIX=" + keycode + " CHAR=" + keychar + " TS=" + ts);
1101                         return true;
1102                 }
1103
1104                 if (Element.visible("hotkey_help_overlay")) {
1105                         Element.hide("hotkey_help_overlay");
1106                 }
1107
1108                 /* Global hotkeys */
1109
1110                 Element.hide(cmdline);
1111
1112                 if (!hotkey_prefix) {
1113
1114                         if (keycode == 68 && shift_key) { // d
1115                                 if (!Element.visible("debug_output")) {
1116                                         Element.show("debug_output");
1117                                         debug('debug mode activated');
1118                                 } else {
1119                                         Element.hide("debug_output");
1120                                 }
1121         
1122                                 return;
1123                         }
1124         
1125                         if ((keycode == 191 || keychar == '?') && shift_key) { // ?
1126                                 if (!Element.visible("hotkey_help_overlay")) {
1127                                         //Element.show("hotkey_help_overlay");
1128                                         Effect.Appear("hotkey_help_overlay", {duration : 0.3});
1129                                 } else {
1130                                         Element.hide("hotkey_help_overlay");
1131                                 }
1132                                 return false;
1133                         }
1134
1135                         if (keycode == 191 || keychar == '/') { // /
1136                                 displayDlg("search", getActiveFeedId() + ":" + activeFeedIsCat());
1137                                 return false;
1138                         }
1139
1140                         if (keycode == 82 && shift_key) { // R
1141                                 scheduleFeedUpdate(true);
1142                                 return;
1143                         }
1144
1145                         if (keycode == 74) { // j
1146                                 var feed = getActiveFeedId();
1147                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'prev');
1148 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
1149                                 if (new_feed) {
1150                                         var is_cat = new_feed.match("CAT:");
1151                                         if (is_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 (keycode == 75) { // k
1162                                 var feed = getActiveFeedId();
1163                                 var new_feed = getRelativeFeedId2(feed, activeFeedIsCat(), 'next');
1164 //                              alert(feed + " IC: " + activeFeedIsCat() + " => " + new_feed);
1165                                 if (new_feed) {
1166                                         var is_cat = new_feed.match("CAT:");
1167                                         if (is_cat == "CAT:") {
1168                                                 new_feed = new_feed.replace("CAT:", "");
1169                                                 viewCategory(new_feed);
1170                                         } else {
1171                                                 viewfeed(new_feed, '', false);
1172                                         }
1173                                 }
1174                                 return;
1175                         }
1176
1177                         if (shift_key && keycode == 40) { // shift-down
1178                                 catchupRelativeToArticle(1);
1179                                 return;
1180                         }
1181
1182                         if (shift_key && keycode == 38) { // shift-up
1183                                 catchupRelativeToArticle(0);
1184                                 return;
1185                         }
1186
1187                         if (shift_key && keycode == 78) { // N
1188                                 scrollArticle(50);      
1189                                 return;
1190                         }
1191
1192                         if (shift_key && keycode == 80) { // P
1193                                 scrollArticle(-50);     
1194                                 return;
1195                         }
1196
1197
1198                         if (keycode == 78 || keycode == 40) { // n, down
1199                                 if (typeof moveToPost != 'undefined') {
1200                                         moveToPost('next');
1201                                         return;
1202                                 }
1203                         }
1204         
1205                         if (keycode == 80 || keycode == 38) { // p, up
1206                                 if (typeof moveToPost != 'undefined') {
1207                                         moveToPost('prev');
1208                                         return;
1209                                 }
1210                         }
1211
1212                         if (keycode == 83 && shift_key) { // S
1213                                 var id = getActiveArticleId();
1214                                 if (id) {                               
1215                                         togglePub(id);
1216                                 }
1217                                 return;
1218                         }
1219
1220                         if (keycode == 83) { // s
1221                                 var id = getActiveArticleId();
1222                                 if (id) {                               
1223                                         toggleMark(id);
1224                                 }
1225                                 return;
1226                         }
1227
1228
1229                         if (keycode == 85) { // u
1230                                 var id = getActiveArticleId();
1231                                 if (id) {                               
1232                                         toggleUnread(id);
1233                                 }
1234                                 return;
1235                         }
1236
1237                         if (keycode == 84 && shift_key) { // T
1238                                 var id = getActiveArticleId();
1239                                 if (id) {
1240                                         editArticleTags(id, getActiveFeedId(), isCdmMode());
1241                                         return;
1242                                 }
1243                         }
1244
1245                         if (keycode == 9) { // tab
1246                                 var id = getArticleUnderPointer();
1247                                 if (id) {                               
1248                                         var cb = $("RCHK-" + id);
1249
1250                                         if (cb) {
1251                                                 cb.checked = !cb.checked;
1252                                                 toggleSelectRowById(cb, "RROW-" + id);
1253                                                 return false;
1254                                         }
1255                                 }
1256                         }
1257
1258                         if (keycode == 79) { // o
1259                                 if (getActiveArticleId()) {
1260                                         openArticleInNewWindow(getActiveArticleId());
1261                                         return;
1262                                 }
1263                         }
1264
1265                         if (keycode == 81 && shift_key) { // Q
1266                                 if (typeof catchupAllFeeds != 'undefined') {
1267                                         catchupAllFeeds();
1268                                         return;
1269                                 }
1270                         }
1271
1272                         if (keycode == 88) { // x
1273                                 if (activeFeedIsCat()) {
1274                                         toggleCollapseCat(getActiveFeedId());
1275                                 }
1276                         }
1277                 }
1278
1279                 /* Prefix f */
1280
1281                 if (hotkey_prefix == 70) { // f 
1282
1283                         hotkey_prefix = false;
1284
1285                         if (keycode == 81) { // q
1286                                 if (getActiveFeedId()) {
1287                                         catchupCurrentFeed();
1288                                         return;
1289                                 }
1290                         }
1291
1292                         if (keycode == 82) { // r
1293                                 if (getActiveFeedId()) {
1294                                         viewfeed(getActiveFeedId(), "ForceUpdate", activeFeedIsCat());
1295                                         return;
1296                                 }
1297                         }
1298
1299                         if (keycode == 65) { // a
1300                                 toggleDispRead();
1301                                 return false;
1302                         }
1303
1304                         if (keycode == 85 && shift_key) { // U
1305                                 scheduleFeedUpdate(true);
1306                                 return false;
1307                         }
1308
1309                         if (keycode == 85) { // u
1310                                 if (getActiveFeedId()) {
1311                                         viewfeed(getActiveFeedId(), "ForceUpdate");
1312                                         return false;
1313                                 }
1314                         }
1315
1316                         if (keycode == 69) { // e
1317                                 editFeedDlg(getActiveFeedId());
1318                                 return false;
1319                         }
1320
1321                         if (keycode == 83) { // s
1322                                 displayDlg("quickAddFeed");
1323                                 return false;
1324                         }
1325
1326                         if (keycode == 67 && shift_key) { // C
1327                                 if (typeof catchupAllFeeds != 'undefined') {
1328                                         catchupAllFeeds();
1329                                         return false;
1330                                 }
1331                         }
1332
1333                         if (keycode == 67) { // c
1334                                 if (getActiveFeedId()) {
1335                                         catchupCurrentFeed();
1336                                         return false;
1337                                 }
1338                         }
1339
1340                         if (keycode == 87) { // w
1341                                 feeds_sort_by_unread = !feeds_sort_by_unread;
1342                                 return resort_feedlist();
1343                         }
1344
1345                         if (keycode == 72) { // h
1346                                 hideReadHeadlines();
1347                                 return;
1348                         }
1349
1350                 }
1351
1352                 /* Prefix c */
1353
1354                 if (hotkey_prefix == 67) { // c
1355                         hotkey_prefix = false;
1356
1357                         if (keycode == 70) { // f
1358                                 displayDlg("quickAddFilter", getActiveFeedId());
1359                                 return false;
1360                         }
1361
1362                         if (keycode == 76) { // l
1363                                 addLabel();
1364                                 return false;
1365                         }
1366
1367                         if (keycode == 83) { // s
1368                                 if (typeof collapse_feedlist != 'undefined') {
1369                                         collapse_feedlist();
1370                                         return false;
1371                                 }
1372                         }
1373
1374                         if (keycode == 77) { // m
1375                                 feedlist_sortable_enabled = !feedlist_sortable_enabled;
1376                                 if (feedlist_sortable_enabled) {
1377                                         notify_info("Category reordering enabled");
1378                                         toggle_sortable_feedlist(true);
1379                                 } else {
1380                                         notify_info("Category reordering disabled");
1381                                         toggle_sortable_feedlist(false);
1382                                 }
1383                         }
1384
1385                         if (keycode == 78) { // n
1386                                 catchupRelativeToArticle(1);
1387                                 return;
1388                         }
1389
1390                         if (keycode == 80) { // p
1391                                 catchupRelativeToArticle(0);
1392                                 return;
1393                         }
1394
1395
1396                 }
1397
1398                 /* Prefix g */
1399
1400                 if (hotkey_prefix == 71) { // g
1401
1402                         hotkey_prefix = false;
1403
1404
1405                         if (keycode == 65) { // a
1406                                 viewfeed(-4);
1407                                 return false;
1408                         }
1409
1410                         if (keycode == 83) { // s
1411                                 viewfeed(-1);
1412                                 return false;
1413                         }
1414
1415                         if (keycode == 80 && shift_key) { // P
1416                                 gotoPreferences();
1417                                 return false;
1418                         }
1419
1420                         if (keycode == 80) { // p
1421                                 viewfeed(-2);
1422                                 return false;
1423                         }
1424
1425                         if (keycode == 70) { // f
1426                                 viewfeed(-3);
1427                                 return false;
1428                         }
1429
1430                         if (keycode == 84 && shift_key) { // T
1431                                 toggleTags();
1432                                 return false;
1433                         }
1434                 }
1435
1436                 /* Cmd */
1437
1438                 if (hotkey_prefix == 224 || hotkey_prefix == 91) { // f 
1439                         hotkey_prefix = false;
1440                         return;
1441                 }
1442
1443                 if (hotkey_prefix) {
1444                         debug("KP: PREFIX=" + hotkey_prefix + " CODE=" + keycode + " CHAR=" + keychar);
1445                 } else {
1446                         debug("KP: CODE=" + keycode + " CHAR=" + keychar);
1447                 }
1448
1449
1450         } catch (e) {
1451                 exception_error("hotkey_handler", e);
1452         }
1453 }
1454
1455 function feedsSortByUnread() {
1456         return feeds_sort_by_unread;
1457 }
1458
1459 function addLabel() {
1460
1461         try {
1462
1463                 var caption = prompt(__("Please enter label caption:"), "");
1464
1465                 if (caption != undefined) {
1466         
1467                         if (caption == "") {
1468                                 alert(__("Can't create label: missing caption."));
1469                                 return false;
1470                         }
1471
1472                         var query = "?op=pref-labels&subop=add&caption=" + 
1473                                 param_escape(caption);
1474
1475                         notify_progress("Loading, please wait...", true);
1476
1477                         new Ajax.Request("backend.php", {
1478                                 parameters: query,
1479                                 onComplete: function(transport) { 
1480                                         updateFeedList();
1481                         } });
1482
1483                 }
1484
1485         } catch (e) {
1486                 exception_error("addLabel", e);
1487         }
1488 }
1489
1490 function visitOfficialSite() {
1491         window.open("http://tt-rss.org/");
1492 }
1493
1494
1495 function feedBrowserSubscribe() {
1496         try {
1497
1498                 var selected = getSelectedFeedsFromBrowser();
1499
1500                 var mode = document.forms['feed_browser'].mode;
1501
1502                 mode = mode[mode.selectedIndex].value;
1503
1504                 if (selected.length > 0) {
1505                         closeInfoBox();
1506
1507                         notify_progress("Loading, please wait...", true);
1508
1509                         var query = "?op=pref-feeds&subop=massSubscribe&ids="+
1510                                 param_escape(selected.toString()) + "&mode=" + param_escape(mode);
1511
1512                         new Ajax.Request("backend.php", {
1513                                 parameters: query,
1514                                 onComplete: function(transport) { 
1515                                         updateFeedList();
1516                                 } });
1517
1518                 } else {
1519                         alert(__("No feeds are selected."));
1520                 }
1521
1522         } catch (e) {
1523                 exception_error("feedBrowserSubscribe", e);
1524         }
1525 }
1526
1527