]> git.wh0rd.org - tt-rss.git/blame_incremental - functions.js
git.wh0rd.org / tt-rss.git / blame_incremental
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (non-incremental) | history | HEAD
add another status code to subscribe_to_feed to prevent the frontend to do double...
[tt-rss.git] / functions.js
... / ...
CommitLineData
1var hotkeys_enabled = true;
2var notify_silent = false;
3var last_progress_point = 0;
4var async_counters_work = false;
5var sanity_check_done = false;
6
7/* add method to remove element from array */
8
9Array.prototype.remove = function(s) {
10 for (var i=0; i < this.length; i++) {
11 if (s == this[i]) this.splice(i, 1);
12 }
13}
14
15/* create console.log if it doesn't exist */
16
17if (!window.console) console = {};
18console.log = console.log || function(msg) { };
19console.warn = console.warn || function(msg) { };
20console.error = console.error || function(msg) { };
21
22function exception_error(location, e, ext_info) {
23 var msg = format_exception_error(location, e);
24
25 if (!ext_info) ext_info = false;
26
27 disableHotkeys();
28
29 try {
30
31 var ebc = $("xebContent");
32
33 if (ebc) {
34
35 Element.show("dialog_overlay");
36 Element.show("errorBoxShadow");
37
38 if (ext_info) {
39 if (ext_info.responseText) {
40 ext_info = ext_info.responseText;
41 }
42 }
43
44 ebc.innerHTML =
45 "<div><b>Error message:</b></div>" +
46 "<pre>" + msg + "</pre>";
47
48 if (ext_info) {
49 ebc.innerHTML += "<div><b>Additional information:</b></div>" +
50 "<textarea readonly=\"1\">" + ext_info + "</textarea>";
51 }
52
53 ebc.innerHTML += "<div><b>Stack trace:</b></div>" +
54 "<textarea readonly=\"1\">" + e.stack + "</textarea>";
55
56 } else {
57 alert(msg);
58 }
59
60 } catch (e) {
61 alert(msg);
62
63 }
64
65}
66
67function format_exception_error(location, e) {
68 var msg;
69
70 if (e.fileName) {
71 var base_fname = e.fileName.substring(e.fileName.lastIndexOf("/") + 1);
72
73 msg = "Exception: " + e.name + ", " + e.message +
74 "\nFunction: " + location + "()" +
75 "\nLocation: " + base_fname + ":" + e.lineNumber;
76
77 } else if (e.description) {
78 msg = "Exception: " + e.description + "\nFunction: " + location + "()";
79 } else {
80 msg = "Exception: " + e + "\nFunction: " + location + "()";
81 }
82
83 console.error("EXCEPTION: " + msg);
84
85 return msg;
86}
87
88
89function disableHotkeys() {
90 hotkeys_enabled = false;
91}
92
93function enableHotkeys() {
94 hotkeys_enabled = true;
95}
96
97function param_escape(arg) {
98 if (typeof encodeURIComponent != 'undefined')
99 return encodeURIComponent(arg);
100 else
101 return escape(arg);
102}
103
104function param_unescape(arg) {
105 if (typeof decodeURIComponent != 'undefined')
106 return decodeURIComponent(arg);
107 else
108 return unescape(arg);
109}
110
111function delay(gap) {
112 var then,now;
113 then=new Date().getTime();
114 now=then;
115 while((now-then)<gap) {
116 now=new Date().getTime();
117 }
118}
119
120var notify_hide_timerid = false;
121
122function hide_notify() {
123 var n = $("notify");
124 if (n) {
125 n.style.display = "none";
126 }
127}
128
129function notify_silent_next() {
130 notify_silent = true;
131}
132
133function notify_real(msg, no_hide, n_type) {
134
135 if (notify_silent) {
136 notify_silent = false;
137 return;
138 }
139
140 var n = $("notify");
141 var nb = $("notify_body");
142
143 if (!n || !nb) return;
144
145 if (notify_hide_timerid) {
146 window.clearTimeout(notify_hide_timerid);
147 }
148
149 if (msg == "") {
150 if (n.style.display == "block") {
151 notify_hide_timerid = window.setTimeout("hide_notify()", 0);
152 }
153 return;
154 } else {
155 n.style.display = "block";
156 }
157
158 /* types:
159
160 1 - generic
161 2 - progress
162 3 - error
163 4 - info
164
165 */
166
167 if (typeof __ != 'undefined') {
168 msg = __(msg);
169 }
170
171 if (n_type == 1) {
172 n.className = "notify";
173 } else if (n_type == 2) {
174 n.className = "notifyProgress";
175 msg = "<img src='"+getInitParam("sign_progress")+"'> " + msg;
176 } else if (n_type == 3) {
177 n.className = "notifyError";
178 msg = "<img src='"+getInitParam("sign_excl")+"'> " + msg;
179 } else if (n_type == 4) {
180 n.className = "notifyInfo";
181 msg = "<img src='"+getInitParam("sign_info")+"'> " + msg;
182 }
183
184// msg = "<img src='images/live_com_loading.gif'> " + msg;
185
186 nb.innerHTML = msg;
187
188 if (!no_hide) {
189 notify_hide_timerid = window.setTimeout("hide_notify()", 3000);
190 }
191}
192
193function notify(msg, no_hide) {
194 notify_real(msg, no_hide, 1);
195}
196
197function notify_progress(msg, no_hide) {
198 notify_real(msg, no_hide, 2);
199}
200
201function notify_error(msg, no_hide) {
202 notify_real(msg, no_hide, 3);
203
204}
205
206function notify_info(msg, no_hide) {
207 notify_real(msg, no_hide, 4);
208}
209
210function printLockingError() {
211 notify_info("Please wait until operation finishes.");
212}
213
214function cleanSelected(element) {
215 var content = $(element);
216
217 for (i = 0; i < content.rows.length; i++) {
218 content.rows[i].className = content.rows[i].className.replace("Selected", "");
219 }
220}
221
222function getVisibleUnreadHeadlines() {
223 var content = $("headlinesList");
224
225 var rows = new Array();
226
227 if (!content) return rows;
228
229 for (i = 0; i < content.rows.length; i++) {
230 var row_id = content.rows[i].id.replace("RROW-", "");
231 if (row_id.length > 0 && content.rows[i].className.match("Unread")) {
232 rows.push(row_id);
233 }
234 }
235 return rows;
236}
237
238function getVisibleHeadlineIds() {
239
240 var content = $("headlinesList");
241
242 var rows = new Array();
243
244 if (!content) return rows;
245
246 for (i = 0; i < content.rows.length; i++) {
247 var row_id = content.rows[i].id.replace("RROW-", "");
248 if (row_id.length > 0) {
249 rows.push(row_id);
250 }
251 }
252 return rows;
253}
254
255function getFirstVisibleHeadlineId() {
256 if (isCdmMode()) {
257 var rows = cdmGetVisibleArticles();
258 return rows[0];
259 } else {
260 var rows = getVisibleHeadlineIds();
261 return rows[0];
262 }
263}
264
265function getLastVisibleHeadlineId() {
266 if (isCdmMode()) {
267 var rows = cdmGetVisibleArticles();
268 return rows[rows.length-1];
269 } else {
270 var rows = getVisibleHeadlineIds();
271 return rows[rows.length-1];
272 }
273}
274
275function markHeadline(id) {
276 var row = $("RROW-" + id);
277 if (row) {
278 var is_active = false;
279
280 if (row.className.match("Active")) {
281 is_active = true;
282 }
283 row.className = row.className.replace("Selected", "");
284 row.className = row.className.replace("Active", "");
285 row.className = row.className.replace("Insensitive", "");
286
287 if (is_active) {
288 row.className = row.className = "Active";
289 }
290
291 var check = $("RCHK-" + id);
292
293 if (check) {
294 check.checked = true;
295 }
296
297 row.className = row.className + "Selected";
298
299 }
300}
301
302function getFeedIds() {
303 var content = $("feedsList");
304
305 var rows = new Array();
306
307 for (i = 0; i < content.rows.length; i++) {
308 var id = content.rows[i].id.replace("FEEDR-", "");
309 if (id.length > 0) {
310 rows.push(id);
311 }
312 }
313
314 return rows;
315}
316
317function setCookie(name, value, lifetime, path, domain, secure) {
318
319 var d = false;
320
321 if (lifetime) {
322 d = new Date();
323 d.setTime(d.getTime() + (lifetime * 1000));
324 }
325
326 console.log("setCookie: " + name + " => " + value + ": " + d);
327
328 int_setCookie(name, value, d, path, domain, secure);
329
330}
331
332function int_setCookie(name, value, expires, path, domain, secure) {
333 document.cookie= name + "=" + escape(value) +
334 ((expires) ? "; expires=" + expires.toGMTString() : "") +
335 ((path) ? "; path=" + path : "") +
336 ((domain) ? "; domain=" + domain : "") +
337 ((secure) ? "; secure" : "");
338}
339
340function delCookie(name, path, domain) {
341 if (getCookie(name)) {
342 document.cookie = name + "=" +
343 ((path) ? ";path=" + path : "") +
344 ((domain) ? ";domain=" + domain : "" ) +
345 ";expires=Thu, 01-Jan-1970 00:00:01 GMT";
346 }
347}
348
349
350function getCookie(name) {
351
352 var dc = document.cookie;
353 var prefix = name + "=";
354 var begin = dc.indexOf("; " + prefix);
355 if (begin == -1) {
356 begin = dc.indexOf(prefix);
357 if (begin != 0) return null;
358 }
359 else {
360 begin += 2;
361 }
362 var end = document.cookie.indexOf(";", begin);
363 if (end == -1) {
364 end = dc.length;
365 }
366 return unescape(dc.substring(begin + prefix.length, end));
367}
368
369function gotoPreferences() {
370 document.location.href = "prefs.php";
371}
372
373function gotoMain() {
374 document.location.href = "tt-rss.php";
375}
376
377function gotoExportOpml() {
378 document.location.href = "opml.php?op=Export";
379}
380
381function parse_counters(reply, scheduled_call) {
382 try {
383
384 var feeds_found = 0;
385
386 var elems = JSON.parse(reply.firstChild.nodeValue);
387
388 for (var l = 0; l < elems.length; l++) {
389
390 var id = elems[l].id
391 var kind = elems[l].kind;
392 var ctr = parseInt(elems[l].counter)
393 var error = elems[l].error;
394 var has_img = elems[l].has_img;
395 var updated = elems[l].updated;
396 var title = elems[l].title;
397 var xmsg = elems[l].xmsg;
398
399 if (id == "global-unread") {
400
401 if (ctr > global_unread) {
402 offlineDownloadStart(1);
403 }
404
405 global_unread = ctr;
406 updateTitle();
407 continue;
408 }
409
410 if (id == "subscribed-feeds") {
411 feeds_found = ctr;
412 continue;
413 }
414
415 if (kind && kind == "cat") {
416 var catctr = $("FCATCTR-" + id);
417 if (catctr) {
418 catctr.innerHTML = "(" + ctr + ")";
419 if (ctr > 0) {
420 catctr.className = "catCtrHasUnread";
421 } else {
422 catctr.className = "catCtrNoUnread";
423 }
424 }
425 continue;
426 }
427
428 var feedctr = $("FEEDCTR-" + id);
429 var feedu = $("FEEDU-" + id);
430 var feedr = $("FEEDR-" + id);
431 var feed_img = $("FIMG-" + id);
432 var feedlink = $("FEEDL-" + id);
433 var feedupd = $("FLUPD-" + id);
434
435 if (updated && feedlink) {
436 if (error) {
437 feedlink.title = "Error: " + error + " (" + updated + ")";
438 } else {
439 feedlink.title = "Updated: " + updated;
440 }
441 }
442
443 if (feedupd) {
444 if (!updated) updated = "";
445
446 if (error) {
447 if (xmsg) {
448 feedupd.innerHTML = updated + " " + xmsg + " (Error)";
449 } else {
450 feedupd.innerHTML = updated + " (Error)";
451 }
452 } else {
453 if (xmsg) {
454 feedupd.innerHTML = updated + " " + xmsg;
455 } else {
456 feedupd.innerHTML = updated;
457 }
458 }
459 }
460
461 if (has_img && feed_img) {
462 if (!feed_img.src.match(id + ".ico")) {
463 feed_img.src = getInitParam("icons_url") + "/" + id + ".ico";
464 }
465 }
466
467 if (feedlink && title) {
468 feedlink.innerHTML = title;
469 }
470
471 if (feedctr && feedu && feedr) {
472
473 if (parseInt(ctr) > 0 &&
474 parseInt(feedu.innerHTML) < parseInt(ctr) &&
475 id == getActiveFeedId() && scheduled_call) {
476
477 displayNewContentPrompt(id);
478 }
479
480 var row_needs_hl = (ctr > 0 && ctr > parseInt(feedu.innerHTML));
481
482 feedu.innerHTML = ctr;
483
484 if (error) {
485 feedr.className = feedr.className.replace("feed", "error");
486 } else if (id > 0) {
487 feedr.className = feedr.className.replace("error", "feed");
488 }
489
490 if (ctr > 0) {
491 feedctr.className = "feedCtrHasUnread";
492 if (!feedr.className.match("Unread")) {
493 var is_selected = feedr.className.match("Selected");
494
495 feedr.className = feedr.className.replace("Selected", "");
496 feedr.className = feedr.className.replace("Unread", "");
497
498 feedr.className = feedr.className + "Unread";
499
500 if (is_selected) {
501 feedr.className = feedr.className + "Selected";
502 }
503
504 }
505
506 if (row_needs_hl &&
507 !getInitParam("theme_options").match('no_highlights')) {
508 new Effect.Highlight(feedr, {duration: 1, startcolor: "#fff7d5",
509 queue: { position:'end', scope: 'EFQ-' + id, limit: 1 } } );
510
511 cache_invalidate("F:" + id);
512 }
513 } else {
514 feedctr.className = "feedCtrNoUnread";
515 feedr.className = feedr.className.replace("Unread", "");
516 }
517 }
518 }
519
520 hideOrShowFeeds(getInitParam("hide_read_feeds") == 1);
521
522 var feeds_stored = number_of_feeds;
523
524 console.log("Feed counters, C: " + feeds_found + ", S:" + feeds_stored);
525
526 if (feeds_stored != feeds_found) {
527 number_of_feeds = feeds_found;
528
529 if (feeds_stored != 0 && feeds_found != 0) {
530 console.log("Subscribed feed number changed, refreshing feedlist");
531 setTimeout('updateFeedList(false, false)', 50);
532 }
533 } else {
534/* var fl = $("feeds-frame").innerHTML;
535 if (fl) {
536 cache_invalidate("FEEDLIST");
537 cache_inject("FEEDLIST", fl, getInitParam("num_feeds"));
538 } */
539 }
540
541 } catch (e) {
542 exception_error("parse_counters", e);
543 }
544}
545
546function parse_counters_reply(transport, scheduled_call) {
547
548 if (!transport.responseXML) {
549 notify_error("Backend did not return valid XML", true);
550 return;
551 }
552
553 var reply = transport.responseXML.firstChild;
554
555 if (!reply) {
556 notify_error("Backend did not return expected XML object", true);
557 updateTitle("");
558 return;
559 }
560
561 if (!transport_error_check(transport)) return;
562
563 var counters = reply.getElementsByTagName("counters")[0];
564
565 if (counters)
566 parse_counters(counters, scheduled_call);
567
568 var runtime_info = reply.getElementsByTagName("runtime-info")[0];
569
570 if (runtime_info)
571 parse_runtime_info(runtime_info);
572
573 if (feedsSortByUnread()) {
574 resort_feedlist();
575 }
576
577 hideOrShowFeeds(getInitParam("hide_read_feeds") == 1);
578
579}
580
581function all_counters_callback2(transport, async_call) {
582 try {
583 if (async_call) async_counters_work = true;
584 if (offline_mode) return;
585
586 parse_counters_reply(transport);
587
588 } catch (e) {
589 exception_error("all_counters_callback2", e, transport);
590 }
591}
592
593function get_feed_unread(id) {
594 try {
595 return parseInt($("FEEDU-" + id).innerHTML);
596 } catch (e) {
597 return -1;
598 }
599}
600
601function get_cat_unread(id) {
602 try {
603 var ctr = $("FCATCTR-" + id).innerHTML;
604 ctr = ctr.replace("(", "");
605 ctr = ctr.replace(")", "");
606 return parseInt(ctr);
607 } catch (e) {
608 return -1;
609 }
610}
611
612function get_feed_entry_unread(elem) {
613
614 var id = elem.id.replace("FEEDR-", "");
615
616 if (id <= 0) {
617 return -1;
618 }
619
620 try {
621 return parseInt($("FEEDU-" + id).innerHTML);
622 } catch (e) {
623 return -1;
624 }
625}
626
627function get_feed_entry_name(elem) {
628 var id = elem.id.replace("FEEDR-", "");
629 return getFeedName(id);
630}
631
632
633function resort_category(node, cat_mode) {
634
635 try {
636
637 console.log("resort_category: " + node + " CM=" + cat_mode);
638
639 var by_unread = feedsSortByUnread();
640
641 var list = node.getElementsByTagName("LI");
642
643 for (i = 0; i < list.length; i++) {
644
645 for (j = i+1; j < list.length; j++) {
646
647 var tmp_val = get_feed_entry_unread(list[i]);
648 var cur_val = get_feed_entry_unread(list[j]);
649
650 var tmp_name = get_feed_entry_name(list[i]);
651 var cur_name = get_feed_entry_name(list[j]);
652
653 /* we don't want to match FEEDR-0 - e.g. Archived articles */
654
655 var valid_pair = cat_mode || (list[i].id.match(/FEEDR-[1-9]/) &&
656 list[j].id.match(/FEEDR-[1-9]/));
657
658 if (valid_pair && ((by_unread && (cur_val > tmp_val)) || (!by_unread && (cur_name < tmp_name)))) {
659 tempnode_i = list[i].cloneNode(true);
660 tempnode_j = list[j].cloneNode(true);
661 node.replaceChild(tempnode_i, list[j]);
662 node.replaceChild(tempnode_j, list[i]);
663 }
664 }
665 }
666
667 } catch (e) {
668 exception_error("resort_category", e);
669 }
670
671}
672
673function resort_feedlist() {
674 console.log("resort_feedlist");
675
676 if ($("FCATLIST--1")) {
677
678 var lists = document.getElementsByTagName("UL");
679
680 for (var i = 0; i < lists.length; i++) {
681 if (lists[i].id && lists[i].id.match("FCATLIST-")) {
682 resort_category(lists[i], true);
683 }
684 }
685
686 } else {
687 resort_category($("feedList"), false);
688 }
689}
690
691/** * @(#)isNumeric.js * * Copyright (c) 2000 by Sundar Dorai-Raj
692 * * @author Sundar Dorai-Raj
693 * * Email: sdoraira@vt.edu
694 * * This program is free software; you can redistribute it and/or
695 * * modify it under the terms of the GNU General Public License
696 * * as published by the Free Software Foundation; either version 2
697 * * of the License, or (at your option) any later version,
698 * * provided that any use properly credits the author.
699 * * This program is distributed in the hope that it will be useful,
700 * * but WITHOUT ANY WARRANTY; without even the implied warranty of
701 * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
702 * * GNU General Public License for more details at http://www.gnu.org * * */
703
704 var numbers=".0123456789";
705 function isNumeric(x) {
706 // is x a String or a character?
707 if(x.length>1) {
708 // remove negative sign
709 x=Math.abs(x)+"";
710 for(j=0;j<x.length;j++) {
711 // call isNumeric recursively for each character
712 number=isNumeric(x.substring(j,j+1));
713 if(!number) return number;
714 }
715 return number;
716 }
717 else {
718 // if x is number return true
719 if(numbers.indexOf(x)>=0) return true;
720 return false;
721 }
722 }
723
724
725function hideOrShowFeeds(hide) {
726
727 try {
728
729 console.log("hideOrShowFeeds: " + hide);
730
731 if ($("FCATLIST--1")) {
732
733 var lists = document.getElementsByTagName("UL");
734
735 for (var i = 0; i < lists.length; i++) {
736 if (lists[i].id && lists[i].id.match("FCATLIST-")) {
737
738 var id = lists[i].id.replace("FCATLIST-", "");
739 hideOrShowFeedsCategory(id, hide);
740 }
741 }
742
743 } else {
744 hideOrShowFeedsCategory(null, hide);
745 }
746
747 } catch (e) {
748 exception_error("hideOrShowFeeds", e);
749 }
750}
751
752function hideOrShowFeedsCategory(id, hide) {
753
754 try {
755
756 var node = null;
757 var cat_node = null;
758
759 if (id) {
760 node = $("FCATLIST-" + id);
761 cat_node = $("FCAT-" + id);
762 } else {
763 node = $("feedList"); // no categories
764 }
765
766 // console.log("hideOrShowFeedsCategory: " + node + " (" + hide + ")");
767
768 var cat_unread = 0;
769
770 if (!node) {
771 console.log("hideOrShowFeeds: passed node is null, aborting");
772 return;
773 }
774
775 // console.log("cat: " + node.id);
776
777 if (node.hasChildNodes() && node.firstChild.nextSibling != false) {
778 for (i = 0; i < node.childNodes.length; i++) {
779 if (node.childNodes[i].nodeName != "LI") { continue; }
780
781 if (node.childNodes[i].style != undefined) {
782
783 var has_unread = (node.childNodes[i].className != "feed" &&
784 node.childNodes[i].className != "label" &&
785 !(!getInitParam("hide_read_shows_special") &&
786 node.childNodes[i].className == "virt") &&
787 node.childNodes[i].className != "error" &&
788 node.childNodes[i].className != "tag");
789
790 // console.log(node.childNodes[i].id + " --> " + has_unread);
791
792 if (hide && !has_unread) {
793 //node.childNodes[i].style.display = "none";
794 var id = node.childNodes[i].id;
795 Effect.Fade(node.childNodes[i], {duration : 0.3,
796 queue: { position: 'end', scope: 'FFADE-' + id, limit: 1 }});
797 }
798
799 if (!hide) {
800 node.childNodes[i].style.display = "list-item";
801 //Effect.Appear(node.childNodes[i], {duration : 0.3});
802 }
803
804 if (has_unread) {
805 node.childNodes[i].style.display = "list-item";
806 cat_unread++;
807 //Effect.Appear(node.childNodes[i], {duration : 0.3});
808 //Effect.Highlight(node.childNodes[i]);
809 }
810 }
811 }
812 }
813
814 // console.log("end cat: " + node.id + " unread " + cat_unread);
815
816 if (cat_node) {
817
818 if (cat_unread == 0) {
819 if (cat_node.style == undefined) {
820 console.log("ERROR: supplied cat_node " + cat_node +
821 " has no styles. WTF?");
822 return;
823 }
824 if (hide) {
825 //cat_node.style.display = "none";
826 Effect.Fade(cat_node, {duration : 0.3,
827 queue: { position: 'end', scope: 'CFADE-' + node.id, limit: 1 }});
828 } else {
829 cat_node.style.display = "list-item";
830 }
831 } else {
832 try {
833 cat_node.style.display = "list-item";
834 } catch (e) {
835 console.log(e);
836 }
837 }
838 }
839
840// console.log("unread for category: " + cat_unread);
841
842 } catch (e) {
843 exception_error("hideOrShowFeedsCategory", e);
844 }
845}
846
847function selectTableRow(r, do_select) {
848 r.className = r.className.replace("Selected", "");
849
850 if (do_select) {
851 r.className = r.className + "Selected";
852 }
853}
854
855function selectTableRowById(elem_id, check_id, do_select) {
856
857 try {
858
859 var row = $(elem_id);
860
861 if (row) {
862 selectTableRow(row, do_select);
863 }
864
865 var check = $(check_id);
866
867 if (check) {
868 check.checked = do_select;
869 }
870 } catch (e) {
871 exception_error("selectTableRowById", e);
872 }
873}
874
875function selectTableRowsByIdPrefix(content_id, prefix, check_prefix, do_select,
876 classcheck, reset_others) {
877
878 var content = $(content_id);
879
880 if (!content) {
881 console.log("[selectTableRows] Element " + content_id + " not found.");
882 return;
883 }
884
885 for (i = 0; i < content.rows.length; i++) {
886 if (Element.visible(content.rows[i])) {
887 if (!classcheck || content.rows[i].className.match(classcheck)) {
888
889 if (content.rows[i].id.match(prefix)) {
890 selectTableRow(content.rows[i], do_select);
891
892 var row_id = content.rows[i].id.replace(prefix, "");
893 var check = $(check_prefix + row_id);
894
895 if (check) {
896 check.checked = do_select;
897 }
898 } else if (reset_others) {
899 selectTableRow(content.rows[i], false);
900
901 var row_id = content.rows[i].id.replace(prefix, "");
902 var check = $(check_prefix + row_id);
903
904 if (check) {
905 check.checked = false;
906 }
907
908 }
909 } else if (reset_others) {
910 selectTableRow(content.rows[i], false);
911
912 var row_id = content.rows[i].id.replace(prefix, "");
913 var check = $(check_prefix + row_id);
914
915 if (check) {
916 check.checked = false;
917 }
918
919 }
920 }
921 }
922}
923
924function getSelectedTableRowIds(content_id, prefix) {
925
926 var content = $(content_id);
927
928 if (!content) {
929 console.log("[getSelectedTableRowIds] Element " + content_id + " not found.");
930 return new Array();
931 }
932
933 var sel_rows = new Array();
934
935 for (i = 0; i < content.rows.length; i++) {
936 if (content.rows[i].id.match(prefix) &&
937 content.rows[i].className.match("Selected")) {
938
939 var row_id = content.rows[i].id.replace(prefix + "-", "");
940 sel_rows.push(row_id);
941 }
942 }
943
944 return sel_rows;
945
946}
947
948function toggleSelectRowById(sender, id) {
949 var row = $(id);
950
951 if (sender.checked) {
952 if (!row.className.match("Selected")) {
953 row.className = row.className + "Selected";
954 }
955 } else {
956 if (row.className.match("Selected")) {
957 row.className = row.className.replace("Selected", "");
958 }
959 }
960}
961
962function toggleSelectListRow(sender) {
963 var parent_row = sender.parentNode;
964
965 if (sender.checked) {
966 if (!parent_row.className.match("Selected")) {
967 parent_row.className = parent_row.className + "Selected";
968 }
969 } else {
970 if (parent_row.className.match("Selected")) {
971 parent_row.className = parent_row.className.replace("Selected", "");
972 }
973 }
974}
975
976function tSR(sender) {
977 return toggleSelectRow(sender);
978}
979
980function toggleSelectRow(sender) {
981 var parent_row = sender.parentNode.parentNode;
982
983 if (sender.checked) {
984 if (!parent_row.className.match("Selected")) {
985 parent_row.className = parent_row.className + "Selected";
986 }
987 } else {
988 if (parent_row.className.match("Selected")) {
989 parent_row.className = parent_row.className.replace("Selected", "");
990 }
991 }
992}
993
994function getNextUnreadCat(id) {
995 try {
996 var rows = $("feedList").getElementsByTagName("LI");
997 var feeds = new Array();
998
999 var unread_only = true;
1000 var is_cat = true;
1001
1002 for (var i = 0; i < rows.length; i++) {
1003 if (rows[i].id.match("FCAT-")) {
1004 if (rows[i].id == "FCAT-" + id && is_cat || (Element.visible(rows[i]) && Element.visible(rows[i].parentNode))) {
1005
1006 var cat_id = parseInt(rows[i].id.replace("FCAT-", ""));
1007
1008 if (cat_id >= 0) {
1009 if (!unread_only || get_cat_unread(cat_id) > 0) {
1010 feeds.push(cat_id);
1011 }
1012 }
1013 }
1014 }
1015 }
1016
1017 var idx = feeds.indexOf(id);
1018 if (idx != -1 && idx < feeds.length) {
1019 return feeds[idx+1];
1020 } else {
1021 return feeds.shift();
1022 }
1023
1024 } catch (e) {
1025 exception_error("getNextUnreadCat", e);
1026 }
1027}
1028
1029function getRelativeFeedId2(id, is_cat, direction, unread_only) {
1030 try {
1031
1032// alert(id + " IC: " + is_cat + " D: " + direction + " U: " + unread_only);
1033
1034 var rows = $("feedList").getElementsByTagName("LI");
1035 var feeds = new Array();
1036
1037 for (var i = 0; i < rows.length; i++) {
1038 if (rows[i].id.match("FEEDR-")) {
1039
1040 if (rows[i].id == "FEEDR-" + id && !is_cat || (Element.visible(rows[i]) && Element.visible(rows[i].parentNode))) {
1041
1042 if (!unread_only ||
1043 (rows[i].className.match("Unread") || rows[i].id == "FEEDR-" + id)) {
1044 feeds.push(rows[i].id.replace("FEEDR-", ""));
1045 }
1046 }
1047 }
1048
1049 if (rows[i].id.match("FCAT-")) {
1050 if (rows[i].id == "FCAT-" + id && is_cat || (Element.visible(rows[i]) && Element.visible(rows[i].parentNode))) {
1051
1052 var cat_id = parseInt(rows[i].id.replace("FCAT-", ""));
1053
1054 if (cat_id >= 0) {
1055 if (!unread_only || get_cat_unread(cat_id) > 0) {
1056 feeds.push("CAT:"+cat_id);
1057 }
1058 }
1059 }
1060 }
1061 }
1062
1063// alert(feeds.toString());
1064
1065 if (!id) {
1066 if (direction == "next") {
1067 return feeds.shift();
1068 } else {
1069 return feeds.pop();
1070 }
1071 } else {
1072 if (direction == "next") {
1073 if (is_cat) id = "CAT:" + id;
1074 var idx = feeds.indexOf(id);
1075 if (idx != -1 && idx < feeds.length) {
1076 return feeds[idx+1];
1077 } else {
1078 return getRelativeFeedId2(false, is_cat, direction, unread_only);
1079 }
1080 } else {
1081 if (is_cat) id = "CAT:" + id;
1082 var idx = feeds.indexOf(id);
1083 if (idx > 0) {
1084 return feeds[idx-1];
1085 } else {
1086 return getRelativeFeedId2(false, is_cat, direction, unread_only);
1087 }
1088 }
1089
1090 }
1091
1092 } catch (e) {
1093 exception_error("getRelativeFeedId2", e);
1094 }
1095}
1096
1097function checkboxToggleElement(elem, id) {
1098 if (elem.checked) {
1099 Effect.Appear(id, {duration : 0.5});
1100 } else {
1101 Effect.Fade(id, {duration : 0.5});
1102 }
1103}
1104
1105function dropboxSelect(e, v) {
1106 for (i = 0; i < e.length; i++) {
1107 if (e[i].value == v) {
1108 e.selectedIndex = i;
1109 break;
1110 }
1111 }
1112}
1113
1114// originally stolen from http://www.11tmr.com/11tmr.nsf/d6plinks/MWHE-695L9Z
1115// bugfixed just a little bit :-)
1116function getURLParam(strParamName){
1117 var strReturn = "";
1118 var strHref = window.location.href;
1119
1120 if (strHref.indexOf("#") == strHref.length-1) {
1121 strHref = strHref.substring(0, strHref.length-1);
1122 }
1123
1124 if ( strHref.indexOf("?") > -1 ){
1125 var strQueryString = strHref.substr(strHref.indexOf("?"));
1126 var aQueryString = strQueryString.split("&");
1127 for ( var iParam = 0; iParam < aQueryString.length; iParam++ ){
1128 if (aQueryString[iParam].indexOf(strParamName + "=") > -1 ){
1129 var aParam = aQueryString[iParam].split("=");
1130 strReturn = aParam[1];
1131 break;
1132 }
1133 }
1134 }
1135 return strReturn;
1136}
1137
1138function leading_zero(p) {
1139 var s = String(p);
1140 if (s.length == 1) s = "0" + s;
1141 return s;
1142}
1143
1144function make_timestamp() {
1145 var d = new Date();
1146
1147 return leading_zero(d.getHours()) + ":" + leading_zero(d.getMinutes()) +
1148 ":" + leading_zero(d.getSeconds());
1149}
1150
1151
1152function closeErrorBox() {
1153
1154 if (Element.visible("errorBoxShadow")) {
1155 Element.hide("dialog_overlay");
1156 Element.hide("errorBoxShadow");
1157
1158 enableHotkeys();
1159 }
1160
1161 return false;
1162}
1163
1164function closeInfoBox(cleanup) {
1165
1166 try {
1167 enableHotkeys();
1168
1169 if (Element.visible("infoBoxShadow")) {
1170 Element.hide("dialog_overlay");
1171 Element.hide("infoBoxShadow");
1172
1173 if (cleanup) $("infoBox").innerHTML = "&nbsp;";
1174 }
1175 } catch (e) {
1176 exception_error("closeInfoBox", e);
1177 }
1178
1179 return false;
1180}
1181
1182
1183function displayDlg(id, param, callback) {
1184
1185 notify_progress("Loading, please wait...", true);
1186
1187 disableHotkeys();
1188
1189 var query = "?op=dlg&id=" +
1190 param_escape(id) + "&param=" + param_escape(param);
1191
1192 new Ajax.Request("backend.php", {
1193 parameters: query,
1194 onComplete: function (transport) {
1195 infobox_callback2(transport);
1196 if (callback) callback(transport);
1197 } });
1198
1199 return false;
1200}
1201
1202function infobox_submit_callback2(transport) {
1203 closeInfoBox();
1204
1205 try {
1206 // called from prefs, reload tab
1207 if (typeof active_tab != 'undefined' && active_tab) {
1208 selectTab(active_tab, false);
1209 }
1210 } catch (e) { }
1211
1212 if (transport.responseText) {
1213 notify_info(transport.responseText);
1214 }
1215}
1216
1217function infobox_callback2(transport) {
1218 try {
1219
1220 console.log("infobox_callback2");
1221
1222 var box = $('infoBox');
1223
1224 if (box) {
1225
1226 if (!getInitParam("infobox_disable_overlay")) {
1227 Element.show("dialog_overlay");
1228 }
1229
1230 box.innerHTML=transport.responseText;
1231 Element.show("infoBoxShadow");
1232 //Effect.SlideDown("infoBoxShadow", {duration : 1.0});
1233
1234
1235 }
1236
1237 disableHotkeys();
1238
1239 notify("");
1240 } catch (e) {
1241 exception_error("infobox_callback2", e);
1242 }
1243}
1244
1245function createFilter() {
1246
1247 try {
1248
1249 var form = document.forms['filter_add_form'];
1250 var reg_exp = form.reg_exp.value;
1251
1252 if (reg_exp == "") {
1253 alert(__("Can't add filter: nothing to match on."));
1254 return false;
1255 }
1256
1257 var query = Form.serialize("filter_add_form");
1258
1259 // we can be called from some other tab in Prefs
1260 if (typeof active_tab != 'undefined' && active_tab) {
1261 active_tab = "filterConfig";
1262 }
1263
1264 new Ajax.Request("backend.php?" + query, {
1265 onComplete: function (transport) {
1266 infobox_submit_callback2(transport);
1267 } });
1268
1269 return true;
1270
1271 } catch (e) {
1272 exception_error("createFilter", e);
1273 }
1274}
1275
1276function isValidURL(s) {
1277 return s.match("http://") != null || s.match("https://") != null || s.match("feed://") != null;
1278}
1279
1280function subscribeToFeed() {
1281
1282 try {
1283
1284 var form = document.forms['feed_add_form'];
1285 var feed_url = form.feed_url.value;
1286
1287 if (feed_url == "") {
1288 alert(__("Can't subscribe: no feed URL given."));
1289 return false;
1290 }
1291
1292 notify_progress(__("Subscribing to feed..."), true);
1293
1294 var query = Form.serialize("feed_add_form");
1295
1296 console.log("subscribe q: " + query);
1297
1298 Form.disable("feed_add_form");
1299
1300 new Ajax.Request("backend.php", {
1301 parameters: query,
1302 onComplete: function(transport) {
1303 //dlg_frefresh_callback(transport);
1304
1305 notify('');
1306
1307 var result = transport.responseXML.getElementsByTagName('result')[0];
1308 var rc = parseInt(result.getAttribute('code'));
1309
1310 Form.enable("feed_add_form");
1311
1312 switch (rc) {
1313 case 1:
1314 closeInfoBox();
1315 notify_info(__("Subscribed to %s").replace("%s", feed_url));
1316
1317 if (inPreferences()) {
1318 updateFeedList();
1319 } else {
1320 setTimeout('updateFeedList(false, false)', 50);
1321 }
1322 break;
1323 case 2:
1324 case 3:
1325 case 4:
1326 alert(__("Can't subscribe to the specified URL."));
1327 break;
1328 case 0:
1329 alert(__("You are already subscribed to this feed."));
1330 break;
1331 }
1332
1333 } });
1334
1335 } catch (e) {
1336 exception_error("subscribeToFeed", e);
1337 }
1338
1339 return false;
1340}
1341
1342function filterCR(e, f)
1343{
1344 var key;
1345
1346 if(window.event)
1347 key = window.event.keyCode; //IE
1348 else
1349 key = e.which; //firefox
1350
1351 if (key == 13) {
1352 if (typeof f != 'undefined') {
1353 f();
1354 return false;
1355 } else {
1356 return false;
1357 }
1358 } else {
1359 return true;
1360 }
1361}
1362
1363function getInitParam(key) {
1364 return init_params[key];
1365}
1366
1367function setInitParam(key, value) {
1368 init_params[key] = value;
1369}
1370
1371function fatalError(code, msg, ext_info) {
1372 try {
1373
1374 if (!ext_info) ext_info = "N/A";
1375
1376 if (code == 6) {
1377 window.location.href = "tt-rss.php";
1378 } else if (code == 5) {
1379 window.location.href = "db-updater.php";
1380 } else {
1381
1382 if (msg == "") msg = "Unknown error";
1383
1384 var ebc = $("xebContent");
1385
1386 if (ebc) {
1387
1388 Element.show("dialog_overlay");
1389 Element.show("errorBoxShadow");
1390 Element.hide("xebBtn");
1391
1392 if (ext_info) {
1393 if (ext_info.responseText) {
1394 ext_info = ext_info.responseText;
1395 }
1396 }
1397
1398 ebc.innerHTML =
1399 "<div><b>Error message:</b></div>" +
1400 "<pre>" + msg + "</pre>" +
1401 "<div><b>Additional information:</b></div>" +
1402 "<textarea readonly=\"1\">" + ext_info + "</textarea>";
1403 }
1404 }
1405
1406 } catch (e) {
1407 exception_error("fatalError", e);
1408 }
1409}
1410
1411function getFeedName(id, is_cat) {
1412 var e;
1413
1414 if (is_cat) {
1415 e = $("FCATN-" + id);
1416 } else {
1417 e = $("FEEDN-" + id);
1418 }
1419 if (e) {
1420 return e.innerHTML.stripTags();
1421 } else {
1422 return null;
1423 }
1424}
1425
1426function filterDlgCheckType(sender) {
1427
1428 try {
1429
1430 var ftype = sender[sender.selectedIndex].value;
1431
1432 var form = document.forms["filter_add_form"];
1433
1434 if (!form) {
1435 form = document.forms["filter_edit_form"];
1436 }
1437
1438 if (!form) {
1439 console.log("filterDlgCheckType: can't find form!");
1440 return;
1441 }
1442
1443 // if selected filter type is 5 (Date) enable the modifier dropbox
1444 if (ftype == 5) {
1445 Element.show("filter_dlg_date_mod_box");
1446 Element.show("filter_dlg_date_chk_box");
1447 } else {
1448 Element.hide("filter_dlg_date_mod_box");
1449 Element.hide("filter_dlg_date_chk_box");
1450
1451 }
1452
1453 } catch (e) {
1454 exception_error("filterDlgCheckType", e);
1455 }
1456
1457}
1458
1459function filterDlgCheckAction(sender) {
1460
1461 try {
1462
1463 var action = sender[sender.selectedIndex].value;
1464
1465 var form = document.forms["filter_add_form"];
1466
1467 if (!form) {
1468 form = document.forms["filter_edit_form"];
1469 }
1470
1471 if (!form) {
1472 console.log("filterDlgCheckAction: can't find form!");
1473 return;
1474 }
1475
1476 var action_param = $("filter_dlg_param_box");
1477
1478 if (!action_param) {
1479 console.log("filterDlgCheckAction: can't find action param box!");
1480 return;
1481 }
1482
1483 // if selected action supports parameters, enable params field
1484 if (action == 4 || action == 6 || action == 7) {
1485 Element.show(action_param);
1486 if (action != 7) {
1487 Element.show(form.action_param);
1488 Element.hide(form.action_param_label);
1489 } else {
1490 Element.show(form.action_param_label);
1491 Element.hide(form.action_param);
1492 }
1493 } else {
1494 Element.hide(action_param);
1495 }
1496
1497 } catch (e) {
1498 exception_error("filterDlgCheckAction", e);
1499 }
1500
1501}
1502
1503function filterDlgCheckDate() {
1504 try {
1505 var form = document.forms["filter_add_form"];
1506
1507 if (!form) {
1508 form = document.forms["filter_edit_form"];
1509 }
1510
1511 if (!form) {
1512 console.log("filterDlgCheckAction: can't find form!");
1513 return;
1514 }
1515
1516 var reg_exp = form.reg_exp.value;
1517
1518 var query = "?op=rpc&subop=checkDate&date=" + reg_exp;
1519
1520 new Ajax.Request("backend.php", {
1521 parameters: query,
1522 onComplete: function(transport) {
1523
1524 var form = document.forms["filter_add_form"];
1525
1526 if (!form) {
1527 form = document.forms["filter_edit_form"];
1528 }
1529
1530 if (transport.responseXML) {
1531 var result = transport.responseXML.getElementsByTagName("result")[0];
1532
1533 if (result && result.firstChild) {
1534 if (result.firstChild.nodeValue == "1") {
1535
1536 new Effect.Highlight(form.reg_exp, {startcolor : '#00ff00'});
1537
1538 return;
1539 }
1540 }
1541 }
1542
1543 new Effect.Highlight(form.reg_exp, {startcolor : '#ff0000'});
1544
1545 } });
1546
1547
1548 } catch (e) {
1549 exception_error("filterDlgCheckDate", e);
1550 }
1551}
1552
1553function explainError(code) {
1554 return displayDlg("explainError", code);
1555}
1556
1557// this only searches loaded headlines list, not in CDM
1558function getRelativePostIds(id, limit) {
1559
1560 if (!limit) limit = 3;
1561
1562 console.log("getRelativePostIds: " + id + " limit=" + limit);
1563
1564 var ids = new Array();
1565 var container = $("headlinesList");
1566
1567 if (container) {
1568 var rows = container.rows;
1569
1570 for (var i = 0; i < rows.length; i++) {
1571 var r_id = rows[i].id.replace("RROW-", "");
1572
1573 if (r_id == id) {
1574 for (var k = 1; k <= limit; k++) {
1575 var nid = false;
1576
1577 if (i > k-1) var nid = rows[i-k].id.replace("RROW-", "");
1578 if (nid) ids.push(nid);
1579
1580 if (i < rows.length-k) nid = rows[i+k].id.replace("RROW-", "");
1581 if (nid) ids.push(nid);
1582 }
1583
1584 return ids;
1585 }
1586 }
1587 }
1588
1589 return false;
1590}
1591
1592function openArticleInNewWindow(id) {
1593 try {
1594 console.log("openArticleInNewWindow: " + id);
1595
1596 var query = "?op=rpc&subop=getArticleLink&id=" + id;
1597 var wname = "ttrss_article_" + id;
1598
1599 console.log(query + " " + wname);
1600
1601 var w = window.open("", wname);
1602
1603 if (!w) notify_error("Failed to open window for the article");
1604
1605 new Ajax.Request("backend.php", {
1606 parameters: query,
1607 onComplete: function(transport) {
1608
1609 var link = transport.responseXML.getElementsByTagName("link")[0];
1610 var id = transport.responseXML.getElementsByTagName("id")[0];
1611
1612 console.log("open_article received link: " + link);
1613
1614 if (link && id) {
1615
1616 var wname = "ttrss_article_" + id.firstChild.nodeValue;
1617
1618 console.log("link url: " + link.firstChild.nodeValue + ", wname " + wname);
1619
1620 var w = window.open(link.firstChild.nodeValue, wname);
1621
1622 if (!w) { notify_error("Failed to load article in new window"); }
1623
1624 if (id) {
1625 id = id.firstChild.nodeValue;
1626 if (!$("headlinesList")) {
1627 window.setTimeout("toggleUnread(" + id + ", 0)", 100);
1628 }
1629 }
1630 } else {
1631 notify_error("Can't open article: received invalid article link");
1632 }
1633 } });
1634
1635 } catch (e) {
1636 exception_error("openArticleInNewWindow", e);
1637 }
1638}
1639
1640function isCdmMode() {
1641 return !$("headlinesList");
1642}
1643
1644function getSelectedArticleIds2() {
1645 var rows = new Array();
1646 var cdm_mode = isCdmMode();
1647
1648 if (cdm_mode) {
1649 rows = cdmGetSelectedArticles();
1650 } else {
1651 rows = getSelectedTableRowIds("headlinesList", "RROW", "RCHK");
1652 }
1653
1654 var ids = new Array();
1655
1656 for (var i = 0; i < rows.length; i++) {
1657 var chk = $("RCHK-" + rows[i]);
1658 if (chk && chk.checked) {
1659 ids.push(rows[i]);
1660 }
1661 }
1662
1663 return ids;
1664}
1665
1666function displayHelpInfobox(topic_id) {
1667
1668 var url = "backend.php?op=help&tid=" + param_escape(topic_id);
1669
1670 var w = window.open(url, "ttrss_help",
1671 "status=0,toolbar=0,location=0,width=450,height=500,scrollbars=1,menubar=0");
1672
1673}
1674
1675function loading_set_progress(p) {
1676 try {
1677 if (p < last_progress_point || !Element.visible("overlay")) return;
1678
1679 console.log("loading_set_progress : " + p + " (" + last_progress_point + ")");
1680
1681 var o = $("l_progress_i");
1682
1683// o.style.width = (p * 2) + "px";
1684
1685 new Effect.Scale(o, p, {
1686 scaleY : false,
1687 scaleFrom : last_progress_point,
1688 scaleMode: { originalWidth : 200 },
1689 queue: { position: 'end', scope: 'LSP-Q', limit: 3 } });
1690
1691 last_progress_point = p;
1692
1693 } catch (e) {
1694 exception_error("loading_set_progress", e);
1695 }
1696}
1697
1698function remove_splash() {
1699 if (Element.visible("overlay")) {
1700 console.log("about to remove splash, OMG!");
1701 Element.hide("overlay");
1702 console.log("removed splash!");
1703 }
1704}
1705
1706function getSelectedFeedsFromBrowser() {
1707
1708 var list = $("browseFeedList");
1709
1710 var selected = new Array();
1711
1712 for (i = 0; i < list.childNodes.length; i++) {
1713 var child = list.childNodes[i];
1714 if (child.id && child.id.match("FBROW-")) {
1715 var id = child.id.replace("FBROW-", "");
1716
1717 var cb = $("FBCHK-" + id);
1718
1719 if (cb.checked) {
1720 selected.push(id);
1721 }
1722 }
1723 }
1724
1725 return selected;
1726}
1727
1728function updateFeedBrowser() {
1729 try {
1730
1731 var query = Form.serialize("feed_browser");
1732
1733 Element.show('feed_browser_spinner');
1734
1735 new Ajax.Request("backend.php", {
1736 parameters: query,
1737 onComplete: function(transport) {
1738 notify('');
1739
1740 Element.hide('feed_browser_spinner');
1741
1742 var c = $("browseFeedList");
1743 var r = transport.responseXML.getElementsByTagName("content")[0];
1744 var nr = transport.responseXML.getElementsByTagName("num-results")[0];
1745 var mode = transport.responseXML.getElementsByTagName("mode")[0];
1746
1747 if (c && r) {
1748 c.innerHTML = r.firstChild.nodeValue;
1749 }
1750
1751 if (parseInt(mode.getAttribute("value")) == 2) {
1752 Element.show('feed_archive_remove');
1753 } else {
1754 Element.hide('feed_archive_remove');
1755 }
1756
1757 } });
1758
1759 } catch (e) {
1760 exception_error("updateFeedBrowser", e);
1761 }
1762
1763}
1764
1765function transport_error_check(transport) {
1766 try {
1767 if (transport.responseXML) {
1768 var error = transport.responseXML.getElementsByTagName("error")[0];
1769
1770 if (error) {
1771 var code = error.getAttribute("error-code");
1772 var msg = error.getAttribute("error-msg");
1773 if (code != 0) {
1774 fatalError(code, msg);
1775 return false;
1776 }
1777 }
1778 }
1779 } catch (e) {
1780 exception_error("check_for_error_xml", e);
1781 }
1782 return true;
1783}
1784
1785function strip_tags(s) {
1786 return s.replace(/<\/?[^>]+(>|$)/g, "");
1787}
1788
1789function truncate_string(s, length) {
1790 if (!length) length = 30;
1791 var tmp = s.substring(0, length);
1792 if (s.length > length) tmp += "&hellip;";
1793 return tmp;
1794}
1795
1796function hotkey_prefix_timeout() {
1797 try {
1798
1799 var date = new Date();
1800 var ts = Math.round(date.getTime() / 1000);
1801
1802 if (hotkey_prefix_pressed && ts - hotkey_prefix_pressed >= 5) {
1803 console.log("hotkey_prefix seems to be stuck, aborting");
1804 hotkey_prefix_pressed = false;
1805 hotkey_prefix = false;
1806 Element.hide('cmdline');
1807 }
1808
1809 setTimeout("hotkey_prefix_timeout()", 1000);
1810
1811 } catch (e) {
1812 exception_error("hotkey_prefix_timeout", e);
1813 }
1814}
1815
1816function hideAuxDlg() {
1817 try {
1818 Element.hide('auxDlg');
1819 } catch (e) {
1820 exception_error("hideAuxDlg", e);
1821 }
1822}
1823
1824function displayNewContentPrompt(id) {
1825 try {
1826
1827 var msg = "<a href='#' onclick='viewfeed("+id+")'>" +
1828 __("New articles available in this feed (click to show)") + "</a>";
1829
1830 msg = msg.replace("%s", getFeedName(id));
1831
1832 $('auxDlg').innerHTML = msg;
1833
1834 new Effect.Appear('auxDlg', {duration : 0.5});
1835
1836 } catch (e) {
1837 exception_error("displayNewContentPrompt", e);
1838 }
1839}
1840
1841function feedBrowserSubscribe() {
1842 try {
1843
1844 var selected = getSelectedFeedsFromBrowser();
1845
1846 var mode = document.forms['feed_browser'].mode;
1847
1848 mode = mode[mode.selectedIndex].value;
1849
1850 if (selected.length > 0) {
1851 closeInfoBox();
1852
1853 notify_progress("Loading, please wait...", true);
1854
1855 var query = "?op=rpc&subop=massSubscribe&ids="+
1856 param_escape(selected.toString()) + "&mode=" + param_escape(mode);
1857
1858 new Ajax.Request("backend.php", {
1859 parameters: query,
1860 onComplete: function(transport) {
1861
1862 var nf = transport.responseXML.getElementsByTagName('num-feeds')[0];
1863 var nf_value = nf.getAttribute("value");
1864
1865 notify_info(__("Subscribed to %d feed(s).").replace("%d", nf_value));
1866
1867 if (inPreferences()) {
1868 updateFeedList();
1869 } else {
1870 setTimeout('updateFeedList(false, false)', 50);
1871 }
1872 } });
1873
1874 } else {
1875 alert(__("No feeds are selected."));
1876 }
1877
1878 } catch (e) {
1879 exception_error("feedBrowserSubscribe", e);
1880 }
1881}
1882
1883function feedArchiveRemove() {
1884 try {
1885
1886 var selected = getSelectedFeedsFromBrowser();
1887
1888 if (selected.length > 0) {
1889
1890 var pr = __("Remove selected feeds from the archive? Feeds with stored articles will not be removed.");
1891
1892 if (confirm(pr)) {
1893 Element.show('feed_browser_spinner');
1894
1895 var query = "?op=rpc&subop=remarchived&ids=" +
1896 param_escape(selected.toString());;
1897
1898 new Ajax.Request("backend.php", {
1899 parameters: query,
1900 onComplete: function(transport) {
1901 updateFeedBrowser();
1902 } });
1903 }
1904
1905 } else {
1906 alert(__("No feeds are selected."));
1907 }
1908
1909 } catch (e) {
1910 exception_error("feedArchiveRemove", e);
1911 }
1912}
1913
1914function uploadIconHandler(rc) {
1915 try {
1916 switch (rc) {
1917 case 0:
1918 notify_info("Upload complete.");
1919 if (inPreferences()) {
1920 updateFeedList();
1921 } else {
1922 setTimeout('updateFeedList(false, false)', 50);
1923 }
1924 break;
1925 case 1:
1926 notify_error("Upload failed: icon is too big.");
1927 break;
1928 case 2:
1929 notify_error("Upload failed.");
1930 break;
1931 }
1932
1933 } catch (e) {
1934 exception_error("uploadIconHandler", e);
1935 }
1936}
1937
1938function removeFeedIcon(id) {
1939
1940 try {
1941
1942 if (confirm(__("Remove stored feed icon?"))) {
1943 var query = "backend.php?op=pref-feeds&subop=removeicon&feed_id=" + param_escape(id);
1944
1945 console.log(query);
1946
1947 notify_progress("Removing feed icon...", true);
1948
1949 new Ajax.Request("backend.php", {
1950 parameters: query,
1951 onComplete: function(transport) {
1952 notify_info("Feed icon removed.");
1953 if (inPreferences()) {
1954 updateFeedList();
1955 } else {
1956 setTimeout('updateFeedList(false, false)', 50);
1957 }
1958 } });
1959 }
1960
1961 return false;
1962 } catch (e) {
1963 exception_error("uploadFeedIcon", e);
1964 }
1965}
1966
1967function uploadFeedIcon() {
1968
1969 try {
1970
1971 var file = $("icon_file");
1972
1973 if (file.value.length == 0) {
1974 alert(__("Please select an image file to upload."));
1975 } else {
1976 if (confirm(__("Upload new icon for this feed?"))) {
1977 notify_progress("Uploading, please wait...", true);
1978 return true;
1979 }
1980 }
1981
1982 return false;
1983
1984 } catch (e) {
1985 exception_error("uploadFeedIcon", e);
1986 }
1987}
1988
1989function addLabel(select, callback) {
1990
1991 try {
1992
1993 var caption = prompt(__("Please enter label caption:"), "");
1994
1995 if (caption != undefined) {
1996
1997 if (caption == "") {
1998 alert(__("Can't create label: missing caption."));
1999 return false;
2000 }
2001
2002 var query = "?op=pref-labels&subop=add&caption=" +
2003 param_escape(caption);
2004
2005 if (select)
2006 query += "&output=select";
2007
2008 notify_progress("Loading, please wait...", true);
2009
2010 if (inPreferences() && !select) active_tab = "labelConfig";
2011
2012 new Ajax.Request("backend.php", {
2013 parameters: query,
2014 onComplete: function(transport) {
2015 if (callback) {
2016 callback(transport);
2017 } else if (inPreferences()) {
2018 infobox_submit_callback2(transport);
2019 } else {
2020 updateFeedList();
2021 }
2022 } });
2023
2024 }
2025
2026 } catch (e) {
2027 exception_error("addLabel", e);
2028 }
2029}
2030
2031function quickAddFeed() {
2032 displayDlg('quickAddFeed', '',
2033 function () {$('feed_url').focus();});
2034}
2035
2036function quickAddFilter() {
2037 displayDlg('quickAddFilter', '',
2038 function () {document.forms['filter_add_form'].reg_exp.focus();});
2039}
2040
2041function unsubscribeFeed(feed_id, title) {
2042
2043 var msg = __("Unsubscribe from %s?").replace("%s", title);
2044
2045 if (title == undefined || confirm(msg)) {
2046 notify_progress("Removing feed...");
2047
2048 var query = "?op=pref-feeds&quiet=1&subop=remove&ids=" + feed_id;
2049
2050 new Ajax.Request("backend.php", {
2051 parameters: query,
2052 onComplete: function(transport) {
2053
2054 closeInfoBox();
2055
2056 if (inPreferences()) {
2057 updateFeedList();
2058 } else {
2059 dlg_frefresh_callback(transport, feed_id);
2060 }
2061
2062 } });
2063 }
2064
2065 return false;
2066}
2067
2068
2069function backend_sanity_check_callback(transport) {
2070
2071 try {
2072
2073 if (sanity_check_done) {
2074 fatalError(11, "Sanity check request received twice. This can indicate "+
2075 "presence of Firebug or some other disrupting extension. "+
2076 "Please disable it and try again.");
2077 return;
2078 }
2079
2080 if (!transport.responseXML) {
2081 if (!store) {
2082 fatalError(3, "Sanity check: Received reply is not XML",
2083 transport.responseText);
2084 return;
2085 } else {
2086 init_offline();
2087 return;
2088 }
2089 }
2090
2091 if (getURLParam("offline")) {
2092 return init_offline();
2093 }
2094
2095 var reply = transport.responseXML.getElementsByTagName("error")[0];
2096
2097 if (!reply) {
2098 fatalError(3, "Sanity check: invalid RPC reply", transport.responseText);
2099 return;
2100 }
2101
2102 var error_code = reply.getAttribute("error-code");
2103
2104 if (error_code && error_code != 0) {
2105 return fatalError(error_code, reply.getAttribute("error-msg"));
2106 }
2107
2108 console.log("sanity check ok");
2109
2110 var params = transport.responseXML.getElementsByTagName("init-params")[0];
2111
2112 if (params) {
2113 console.log('reading init-params...');
2114
2115 params = JSON.parse(params.firstChild.nodeValue);
2116
2117 if (params) {
2118 for (var i = 0; i < params.length; i++) {
2119
2120 var k = params[i].param;
2121 var v = params[i].value;
2122
2123 if (getURLParam('debug')) console.log(k + " => " + v);
2124 init_params[k] = v;
2125
2126 if (db) {
2127 db.execute("DELETE FROM init_params WHERE key = ?", [k]);
2128 db.execute("INSERT INTO init_params (key,value) VALUES (?, ?)",
2129 [k, v]);
2130 }
2131 }
2132 }
2133 }
2134
2135 sanity_check_done = true;
2136
2137 init_second_stage();
2138
2139 } catch (e) {
2140 exception_error("backend_sanity_check_callback", e, transport);
2141 }
2142}
2143
2144function has_local_storage() {
2145 try {
2146 return 'localStorage' in window && window['localStorage'] != null;
2147 } catch (e) {
2148 return false;
2149 }
2150}
2151
2152function catSelectOnChange(elem) {
2153 try {
2154 var value = elem[elem.selectedIndex].value;
2155 var def = elem.getAttribute('default');
2156
2157 if (value == "ADD_CAT") {
2158
2159 if (def)
2160 dropboxSelect(elem, def);
2161 else
2162 elem.selectedIndex = 0;
2163
2164 quickAddCat(elem);
2165 }
2166
2167 } catch (e) {
2168 exception_error("catSelectOnChange", e);
2169 }
2170}
2171
2172function quickAddCat(elem) {
2173 try {
2174 var cat = prompt(__("Please enter category title:"));
2175
2176 if (cat) {
2177
2178 var query = "?op=rpc&subop=quickAddCat&cat=" + param_escape(cat);
2179
2180 notify_progress("Loading, please wait...", true);
2181
2182 new Ajax.Request("backend.php", {
2183 parameters: query,
2184 onComplete: function (transport) {
2185 var response = transport.responseXML;
2186 var select = response.getElementsByTagName("select")[0];
2187 var options = select.getElementsByTagName("option");
2188
2189 dropbox_replace_options(elem, options);
2190
2191 notify('');
2192
2193 } });
2194
2195 }
2196
2197 } catch (e) {
2198 exception_error("quickAddCat", e);
2199 }
2200}
2201
2202function genUrlChangeKey(feed, is_cat) {
2203
2204 try {
2205 var ok = confirm(__("Generate new syndication address for this feed?"));
2206
2207 if (ok) {
2208
2209 notify_progress("Trying to change address...", true);
2210
2211 var query = "?op=rpc&subop=regenFeedKey&id=" + param_escape(feed) +
2212 "&is_cat=" + param_escape(is_cat);
2213
2214 new Ajax.Request("backend.php", {
2215 parameters: query,
2216 onComplete: function(transport) {
2217 var new_link = transport.responseXML.getElementsByTagName("link")[0];
2218
2219 var e = $('gen_feed_url');
2220
2221 if (new_link) {
2222
2223 new_link = new_link.firstChild.nodeValue;
2224
2225 e.innerHTML = e.innerHTML.replace(/\&amp;key=.*$/,
2226 "&amp;key=" + new_link);
2227
2228 e.href = e.href.replace(/\&amp;key=.*$/,
2229 "&amp;key=" + new_link);
2230
2231 new Effect.Highlight(e);
2232
2233 notify('');
2234
2235 } else {
2236 notify_error("Could not change feed URL.");
2237 }
2238 } });
2239 }
2240 } catch (e) {
2241 exception_error("genUrlChangeKey", e);
2242 }
2243 return false;
2244}
2245
2246function labelSelectOnChange(elem) {
2247 try {
2248 var value = elem[elem.selectedIndex].value;
2249 var def = elem.getAttribute('default');
2250
2251 if (value == "ADD_LABEL") {
2252
2253 if (def)
2254 dropboxSelect(elem, def);
2255 else
2256 elem.selectedIndex = 0;
2257
2258 addLabel(elem, function(transport) {
2259
2260 try {
2261
2262 var response = transport.responseXML;
2263 var select = response.getElementsByTagName("select")[0];
2264 var options = select.getElementsByTagName("option");
2265
2266 dropbox_replace_options(elem, options);
2267
2268 notify('');
2269 } catch (e) {
2270 exception_error("addLabel", e);
2271 }
2272 });
2273 }
2274
2275 } catch (e) {
2276 exception_error("labelSelectOnChange", e);
2277 }
2278}
2279
2280function dropbox_replace_options(elem, options) {
2281
2282 try {
2283 while (elem.hasChildNodes())
2284 elem.removeChild(elem.firstChild);
2285
2286 var sel_idx = -1;
2287
2288 for (var i = 0; i < options.length; i++) {
2289 var text = options[i].firstChild.nodeValue;
2290 var value = options[i].getAttribute("value");
2291
2292 if (value == undefined) value = text;
2293
2294 var issel = options[i].getAttribute("selected") == "1";
2295
2296 var option = new Option(text, value, issel);
2297
2298 if (options[i].getAttribute("disabled"))
2299 option.setAttribute("disabled", true);
2300
2301 elem.insert(option);
2302
2303 if (issel) sel_idx = i;
2304 }
2305
2306 // Chrome doesn't seem to just select stuff when you pass new Option(x, y, true)
2307 if (sel_idx >= 0) elem.selectedIndex = sel_idx;
2308
2309 } catch (e) {
2310 exception_error("dropbox_replace_options", e);
2311 }
2312}
web-based news feed (RSS/Atom) reader and aggregator; see https://tt-rss.org/