viewfeed.js

   1 var active_post_id = false;
   2 var last_article_view = false;
   3 var active_real_feed_id = false;
   4
   5 var article_cache = new Array();
   6
   7 var vgroup_last_feed = false;
   8 var post_under_pointer = false;
   9
  10 var last_requested_article = false;
  11
  12 var preload_id_batch = [];
  13 var preload_timeout_id = false;
  14
  15 var cache_added = [];
  16
  17 function headlines_callback2(transport, feed_cur_page) {
  18         try {
  19
  20                 if (!handle_rpc_reply(transport)) return;
  21
  22                 loading_set_progress(25);
  23
  24                 console.log("headlines_callback2 [page=" + feed_cur_page + "]");
  25
  26                 if (!transport_error_check(transport)) return;
  27
  28                 var is_cat = false;
  29                 var feed_id = false;
  30
  31                 if (transport.responseXML) {
  32                         var headlines = transport.responseXML.getElementsByTagName("headlines")[0];
  33                         if (headlines) {
  34                                 is_cat = headlines.getAttribute("is_cat");
  35                                 feed_id = headlines.getAttribute("id");
  36                                 setActiveFeedId(feed_id, is_cat);
  37                         }
  38                 }
  39
  40                 var update_btn = document.forms["main_toolbar_form"].update;
  41
  42                 update_btn.disabled = !(feed_id >= 0 && !is_cat);
  43
  44                 try {
  45                         if (feed_cur_page == 0) {
  46                                 $("headlines-frame").scrollTop = 0;
  47                         }
  48                 } catch (e) { };
  49
  50                 if (transport.responseXML) {
  51                         var response = transport.responseXML;
  52
  53                         var headlines = response.getElementsByTagName("headlines")[0];
  54
  55                         var headlines_content = headlines.getElementsByTagName("content")[0];
  56                         var headlines_toolbar = headlines.getElementsByTagName("toolbar")[0];
  57
  58                         var headlines_info = response.getElementsByTagName("headlines-info")[0];
  59
  60                         if (headlines_info)
  61                                 headlines_info = JSON.parse(headlines_info.firstChild.nodeValue);
  62                         else {
  63                                 console.error("didn't find headlines-info object in response");
  64                                 return;
  65                         }
  66
  67                         var headlines_count = headlines_info.count;
  68                         var headlines_unread = headlines_info.unread;
  69                         var disable_cache = headlines_info.disable_cache;
  70
  71                         vgroup_last_feed = headlines_info.vgroup_last_feed;
  72
  73                         if (parseInt(headlines_count) < getInitParam("default_article_limit")) {
  74                                 _infscroll_disable = 1;
  75                         } else {
  76                                 _infscroll_disable = 0;
  77                         }
  78
  79                         var counters = response.getElementsByTagName("counters")[0];
  80                         var articles = response.getElementsByTagName("article");
  81                         var runtime_info = response.getElementsByTagName("runtime-info");
  82
  83                         if (feed_cur_page == 0) {
  84                                 if (headlines) {
  85                                         dijit.byId("headlines-frame").attr('content',
  86                                                 headlines_content.firstChild.nodeValue);
  87
  88                                         dijit.byId("headlines-toolbar").attr('content',
  89                                                 headlines_toolbar.firstChild.nodeValue);
  90
  91                                         initHeadlinesMenu();
  92
  93 /*                                      var cache_prefix = "";
  94
  95                                         if (is_cat) {
  96                                                 cache_prefix = "C:";
  97                                         } else {
  98                                                 cache_prefix = "F:";
  99                                         }
 100
 101                                         cache_invalidate(cache_prefix + feed_id);
 102
 103                                         if (!disable_cache) {
 104                                                 cache_inject(cache_prefix + feed_id,
 105                                                         $("headlines-frame").innerHTML, headlines_unread);
 106                                         } */
 107
 108                                 } else {
 109                                         console.warn("headlines_callback: returned no data");
 110                                         dijit.byId("headlines-frame").attr('content',
 111                                                 "<div class='whiteBox'>" +
 112                                                 __('Could not update headlines (missing XML data)') + "</div>");
 113
 114                                 }
 115                         } else {
 116                                 if (headlines) {
 117                                         if (headlines_count > 0) {
 118                                                 console.log("adding some more headlines...");
 119
 120                                                 var c = dijit.byId("headlines-frame");
 121                                                 var ids = getSelectedArticleIds2();
 122
 123                                                 //c.attr('content', c.attr('content') +
 124                                                 //      headlines_content.firstChild.nodeValue);
 125
 126                                                 $("headlines-tmp").innerHTML = headlines_content.firstChild.nodeValue;
 127
 128                                                 $$("#headlines-tmp > div").each(function(row) {
 129                                                         c.domNode.appendChild(row);
 130                                                 });
 131
 132                                                 console.log("restore selected ids: " + ids);
 133
 134                                                 for (var i = 0; i < ids.length; i++) {
 135                                                         markHeadline(ids[i]);
 136                                                 }
 137
 138                                                 initHeadlinesMenu();
 139
 140                                         } else {
 141                                                 console.log("no new headlines received");
 142                                         }
 143                                 } else {
 144                                         console.warn("headlines_callback: returned no data");
 145                                         notify_error("Error while trying to load more headlines");
 146                                 }
 147
 148                         }
 149
 150                         if (articles) {
 151                                 for (var i = 0; i < articles.length; i++) {
 152                                         var a_id = articles[i].getAttribute("id");
 153                                         //console.log("found id: " + a_id);
 154                                         cache_inject(a_id, articles[i].firstChild.nodeValue);
 155                                 }
 156                         } else {
 157                                 console.log("no cached articles received");
 158                         }
 159
 160                         if (counters)
 161                                 parse_counters(counters);
 162                         else
 163                                 request_counters();
 164
 165                 } else {
 166                         console.warn("headlines_callback: returned no XML object");
 167                         dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
 168                                         __('Could not update headlines (missing XML object)') + "</div>");
 169                 }
 170
 171
 172
 173                 _feed_cur_page = feed_cur_page;
 174                 _infscroll_request_sent = 0;
 175
 176                 notify("");
 177
 178         } catch (e) {
 179                 exception_error("headlines_callback2", e, transport);
 180         }
 181 }
 182
 183 function render_article(article) {
 184         try {
 185                 dijit.byId("headlines-wrap-inner").addChild(
 186                                 dijit.byId("content-insert"));
 187
 188                 var c = dijit.byId("content-insert");
 189
 190                 try {
 191                         c.domNode.scrollTop = 0;
 192                 } catch (e) { };
 193
 194                 c.attr('content', article);
 195
 196                 correctHeadlinesOffset(getActiveArticleId());
 197
 198                 try {
 199                         c.focus();
 200                 } catch (e) { };
 201
 202         } catch (e) {
 203                 exception_error("render_article", e);
 204         }
 205 }
 206
 207 function showArticleInHeadlines(id) {
 208
 209         try {
 210
 211                 selectArticles("none");
 212
 213                 var crow = $("RROW-" + id);
 214
 215                 if (!crow) return;
 216
 217                 var article_is_unread = crow.hasClassName("Unread");
 218
 219                 crow.removeClassName("Unread");
 220
 221                 selectArticles('none');
 222
 223                 var upd_img_pic = $("FUPDPIC-" + id);
 224
 225                 var cache_prefix = "";
 226
 227                 if (activeFeedIsCat()) {
 228                         cache_prefix = "C:";
 229                 } else {
 230                         cache_prefix = "F:";
 231                 }
 232
 233                 var view_mode = false;
 234
 235                 try {
 236                         view_mode = document.forms['main_toolbar_form'].view_mode;
 237                         view_mode = view_mode[view_mode.selectedIndex].value;
 238                 } catch (e) {
 239                         //
 240                 }
 241
 242                 if (upd_img_pic && (upd_img_pic.src.match("updated.png") ||
 243                                         upd_img_pic.src.match("fresh_sign.png"))) {
 244
 245                         upd_img_pic.src = "images/blank_icon.gif";
 246
 247                         cache_invalidate(cache_prefix + getActiveFeedId());
 248
 249                         /* cache_inject(cache_prefix + getActiveFeedId(),
 250                                 $("headlines-frame").innerHTML,
 251                                 getFeedUnread(getActiveFeedId())); */
 252
 253                 } else if (article_is_unread && view_mode == "all_articles") {
 254
 255                         cache_invalidate(cache_prefix + getActiveFeedId());
 256
 257                         /* cache_inject(cache_prefix + getActiveFeedId(),
 258                                 $("headlines-frame").innerHTML,
 259                                 getFeedUnread(getActiveFeedId())-1); */
 260
 261                 } else if (article_is_unread) {
 262                         cache_invalidate(cache_prefix + getActiveFeedId());
 263                 }
 264
 265                 markHeadline(id);
 266
 267                 if (article_is_unread)
 268                         _force_scheduled_update = true;
 269
 270         } catch (e) {
 271                 exception_error("showArticleInHeadlines", e);
 272         }
 273 }
 274
 275 function article_callback2(transport, id) {
 276         try {
 277                 console.log("article_callback2 " + id);
 278
 279                 if (!handle_rpc_reply(transport)) return;
 280
 281                 if (transport.responseXML) {
 282
 283                         if (!transport_error_check(transport)) return;
 284
 285                         var upic = $('FUPDPIC-' + id);
 286
 287                         if (upic) {
 288                                 upic.src = 'images/blank_icon.gif';
 289                         }
 290
 291                         if (id != last_requested_article) {
 292                                 console.log("requested article id is out of sequence, aborting");
 293                                 return;
 294                         }
 295
 296 //                      active_post_id = id;
 297
 298                         //console.log("looking for articles to cache...");
 299
 300                         var articles = transport.responseXML.getElementsByTagName("article");
 301
 302                         for (var i = 0; i < articles.length; i++) {
 303                                 var a_id = articles[i].getAttribute("id");
 304
 305                                 //console.log("found id: " + a_id);
 306
 307                                 if (a_id == active_post_id) {
 308                                         //console.log("active article, rendering...");
 309                                         render_article(articles[i].firstChild.nodeValue);
 310                                 }
 311
 312                                 cache_inject(a_id, articles[i].firstChild.nodeValue);
 313                         }
 314
 315
 316 //                      showArticleInHeadlines(id);
 317
 318                         var reply = transport.responseXML.firstChild.firstChild;
 319
 320                 } else {
 321                         console.warn("article_callback: returned no XML object");
 322                         //var f = $("content-frame");
 323                         //f.innerHTML = "<div class='whiteBox'>" + __('Could not display article (missing XML object)') + "</div>";
 324                 }
 325
 326                 var date = new Date();
 327                 last_article_view = date.getTime() / 1000;
 328
 329                 request_counters();
 330
 331                 notify("");
 332         } catch (e) {
 333                 exception_error("article_callback2", e, transport);
 334         }
 335 }
 336
 337 function view(id) {
 338         try {
 339                 console.log("loading article: " + id);
 340
 341                 var cached_article = cache_find(id);
 342
 343                 console.log("cache check result: " + (cached_article != false));
 344
 345                 hideAuxDlg();
 346
 347                 var query = "?op=view&id=" + param_escape(id);
 348
 349                 var neighbor_ids = getRelativePostIds(active_post_id);
 350
 351                 /* only request uncached articles */
 352
 353                 var cids_to_request = Array();
 354
 355                 for (var i = 0; i < neighbor_ids.length; i++) {
 356                         if (!cache_check(neighbor_ids[i])) {
 357                                 cids_to_request.push(neighbor_ids[i]);
 358                         }
 359                 }
 360
 361                 console.log("additional ids: " + cids_to_request.toString());
 362
 363                 query = query + "&cids=" + cids_to_request.toString();
 364
 365                 var crow = $("RROW-" + id);
 366                 var article_is_unread = crow.hasClassName("Unread");
 367
 368                 active_post_id = id;
 369                 showArticleInHeadlines(id);
 370
 371                 if (!cached_article) {
 372
 373                         var upic = $('FUPDPIC-' + id);
 374
 375                         if (upic) {
 376                                 upic.src = getInitParam("sign_progress");
 377                         }
 378
 379                 } else if (cached_article && article_is_unread) {
 380
 381                         query = query + "&mode=prefetch";
 382
 383                         render_article(cached_article);
 384
 385                 } else if (cached_article) {
 386
 387                         query = query + "&mode=prefetch_old";
 388                         render_article(cached_article);
 389
 390                 }
 391
 392                 cache_expire();
 393
 394                 last_requested_article = id;
 395
 396                 new Ajax.Request("backend.php", {
 397                         parameters: query,
 398                         onComplete: function(transport) {
 399                                 article_callback2(transport, id);
 400                         } });
 401
 402                 return false;
 403
 404         } catch (e) {
 405                 exception_error("view", e);
 406         }
 407 }
 408
 409 function tMark(id) {
 410         return toggleMark(id);
 411 }
 412
 413 function tPub(id) {
 414         return togglePub(id);
 415 }
 416
 417 function toggleMark(id, client_only) {
 418         try {
 419                 var query = "?op=rpc&id=" + id + "&subop=mark";
 420
 421                 var img = $("FMPIC-" + id);
 422
 423                 if (!img) return;
 424
 425                 if (img.src.match("mark_unset")) {
 426                         img.src = img.src.replace("mark_unset", "mark_set");
 427                         img.alt = __("Unstar article");
 428                         query = query + "&mark=1";
 429
 430                 } else {
 431                         img.src = img.src.replace("mark_set", "mark_unset");
 432                         img.alt = __("Star article");
 433                         query = query + "&mark=0";
 434                 }
 435
 436                 if (!client_only) {
 437                         new Ajax.Request("backend.php", {
 438                                 parameters: query,
 439                                 onComplete: function(transport) {
 440                                         handle_rpc_json(transport);
 441                                 } });
 442                 }
 443
 444         } catch (e) {
 445                 exception_error("toggleMark", e);
 446         }
 447 }
 448
 449 function togglePub(id, client_only, no_effects, note) {
 450         try {
 451                 var query = "?op=rpc&id=" + id + "&subop=publ";
 452
 453                 if (note != undefined) {
 454                         query = query + "&note=" + param_escape(note);
 455                 } else {
 456                         query = query + "&note=undefined";
 457                 }
 458
 459                 var img = $("FPPIC-" + id);
 460
 461                 if (!img) return;
 462
 463                 if (img.src.match("pub_unset") || note != undefined) {
 464                         img.src = img.src.replace("pub_unset", "pub_set");
 465                         img.alt = __("Unpublish article");
 466                         query = query + "&pub=1";
 467
 468                 } else {
 469                         img.src = img.src.replace("pub_set", "pub_unset");
 470                         img.alt = __("Publish article");
 471
 472                         query = query + "&pub=0";
 473                 }
 474
 475                 if (!client_only) {
 476                         new Ajax.Request("backend.php", {
 477                                 parameters: query,
 478                                 onComplete: function(transport) {
 479                                         handle_rpc_json(transport);
 480                                 } });
 481                 }
 482
 483 /*              if (!client_only) {
 484                         new Ajax.Request("backend.php", {
 485                                 parameters: query,
 486                                 onComplete: function(transport) {
 487                                         handle_rpc_reply(transport);
 488
 489                                         var note = transport.responseXML.getElementsByTagName("note")[0];
 490
 491                                         if (note) {
 492                                                 var note_id = note.getAttribute("id");
 493                                                 var note_size = note.getAttribute("size");
 494                                                 var note_content = note.firstChild.nodeValue;
 495
 496                                                 var container = $('POSTNOTE-' + note_id);
 497
 498                                                 cache_invalidate(note_id);
 499
 500                                                 if (container) {
 501                                                         if (note_size == "0") {
 502                                                                 Element.hide(container);
 503                                                         } else {
 504                                                                 container.innerHTML = note_content;
 505                                                                 Element.show(container);
 506                                                         }
 507                                                 }
 508                                         }
 509
 510                                 } });
 511                 } */
 512
 513         } catch (e) {
 514                 exception_error("togglePub", e);
 515         }
 516 }
 517
 518 function moveToPost(mode) {
 519
 520         try {
 521
 522                 var rows = getVisibleArticleIds();
 523
 524                 var prev_id = false;
 525                 var next_id = false;
 526
 527                 if (!$('RROW-' + active_post_id)) {
 528                         active_post_id = false;
 529                 }
 530
 531                 if (active_post_id == false) {
 532                         next_id = getFirstVisibleHeadlineId();
 533                         prev_id = getLastVisibleHeadlineId();
 534                 } else {
 535                         for (var i = 0; i < rows.length; i++) {
 536                                 if (rows[i] == active_post_id) {
 537                                         prev_id = rows[i-1];
 538                                         next_id = rows[i+1];
 539                                 }
 540                         }
 541                 }
 542
 543                 if (mode == "next") {
 544                         if (next_id) {
 545                                 if (isCdmMode()) {
 546
 547                                         cdmExpandArticle(next_id);
 548                                         cdmScrollToArticleId(next_id);
 549
 550                                 } else {
 551                                         correctHeadlinesOffset(next_id);
 552                                         view(next_id, getActiveFeedId());
 553                                 }
 554                         }
 555                 }
 556
 557                 if (mode == "prev") {
 558                         if (prev_id) {
 559                                 if (isCdmMode()) {
 560                                         cdmExpandArticle(prev_id);
 561                                         cdmScrollToArticleId(prev_id);
 562                                 } else {
 563                                         correctHeadlinesOffset(prev_id);
 564                                         view(prev_id, getActiveFeedId());
 565                                 }
 566                         }
 567                 }
 568
 569         } catch (e) {
 570                 exception_error("moveToPost", e);
 571         }
 572 }
 573
 574 function toggleSelected(id, force_on) {
 575         try {
 576
 577                 var cb = $("RCHK-" + id);
 578                 var row = $("RROW-" + id);
 579
 580                 if (row) {
 581                         if (row.hasClassName('Selected') && !force_on) {
 582                                 row.removeClassName('Selected');
 583                                 if (cb) cb.checked = false;
 584                         } else {
 585                                 row.addClassName('Selected');
 586                                 if (cb) cb.checked = true;
 587                         }
 588                 }
 589         } catch (e) {
 590                 exception_error("toggleSelected", e);
 591         }
 592 }
 593
 594 function toggleUnread_afh(effect) {
 595         try {
 596
 597                 var elem = effect.element;
 598                 elem.style.backgroundColor = "";
 599
 600         } catch (e) {
 601                 exception_error("toggleUnread_afh", e);
 602         }
 603 }
 604
 605 function toggleUnread(id, cmode, effect) {
 606         try {
 607
 608                 var row = $("RROW-" + id);
 609                 if (row) {
 610                         if (cmode == undefined || cmode == 2) {
 611                                 if (row.hasClassName("Unread")) {
 612                                         row.removeClassName("Unread");
 613
 614                                         if (effect) {
 615                                                 new Effect.Highlight(row, {duration: 1, startcolor: "#fff7d5",
 616                                                         afterFinish: toggleUnread_afh,
 617                                                         queue: { position:'end', scope: 'TMRQ-' + id, limit: 1 } } );
 618                                         }
 619
 620                                 } else {
 621                                         row.addClassName("Unread");
 622                                 }
 623
 624                         } else if (cmode == 0) {
 625
 626                                 row.removeClassName("Unread");
 627
 628                                 if (effect) {
 629                                         new Effect.Highlight(row, {duration: 1, startcolor: "#fff7d5",
 630                                                 afterFinish: toggleUnread_afh,
 631                                                 queue: { position:'end', scope: 'TMRQ-' + id, limit: 1 } } );
 632                                 }
 633
 634                         } else if (cmode == 1) {
 635                                 row.addClassName("Unread");
 636                         }
 637
 638                         if (cmode == undefined) cmode = 2;
 639
 640                         var query = "?op=rpc&subop=catchupSelected" +
 641                                 "&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
 642
 643 //                      notify_progress("Loading, please wait...");
 644
 645                         new Ajax.Request("backend.php", {
 646                                 parameters: query,
 647                                 onComplete: function(transport) {
 648                                         handle_rpc_json(transport);
 649                                 } });
 650
 651                 }
 652
 653         } catch (e) {
 654                 exception_error("toggleUnread", e);
 655         }
 656 }
 657
 658 function selectionRemoveLabel(id, ids) {
 659         try {
 660
 661                 if (!ids) var ids = getSelectedArticleIds2();
 662
 663                 if (ids.length == 0) {
 664                         alert(__("No articles are selected."));
 665                         return;
 666                 }
 667
 668 //              var ok = confirm(__("Remove selected articles from label?"));
 669
 670 //              if (ok) {
 671
 672                         var query = "?op=rpc&subop=removeFromLabel&ids=" +
 673                                 param_escape(ids.toString()) + "&lid=" + param_escape(id);
 674
 675                         console.log(query);
 676
 677 //                      notify_progress("Loading, please wait...");
 678
 679                         cache_invalidate("F:" + (-11 - id));
 680
 681                         new Ajax.Request("backend.php", {
 682                                 parameters: query,
 683                                 onComplete: function(transport) {
 684                                         handle_rpc_json(transport);
 685                                         show_labels_in_headlines(transport);
 686                                 } });
 687
 688 //              }
 689
 690         } catch (e) {
 691                 exception_error("selectionAssignLabel", e);
 692
 693         }
 694 }
 695
 696 function selectionAssignLabel(id, ids) {
 697         try {
 698
 699                 if (!ids) ids = getSelectedArticleIds2();
 700
 701                 if (ids.length == 0) {
 702                         alert(__("No articles are selected."));
 703                         return;
 704                 }
 705
 706 //              var ok = confirm(__("Assign selected articles to label?"));
 707
 708 //              if (ok) {
 709
 710                         cache_invalidate("F:" + (-11 - id));
 711
 712                         var query = "?op=rpc&subop=assignToLabel&ids=" +
 713                                 param_escape(ids.toString()) + "&lid=" + param_escape(id);
 714
 715                         console.log(query);
 716
 717 //                      notify_progress("Loading, please wait...");
 718
 719                         new Ajax.Request("backend.php", {
 720                                 parameters: query,
 721                                 onComplete: function(transport) {
 722                                         handle_rpc_json(transport);
 723                                         show_labels_in_headlines(transport);
 724                                 } });
 725
 726 //              }
 727
 728         } catch (e) {
 729                 exception_error("selectionAssignLabel", e);
 730
 731         }
 732 }
 733
 734 function selectionToggleUnread(set_state, callback, no_error) {
 735         try {
 736                 var rows = getSelectedArticleIds2();
 737
 738                 if (rows.length == 0 && !no_error) {
 739                         alert(__("No articles are selected."));
 740                         return;
 741                 }
 742
 743                 for (i = 0; i < rows.length; i++) {
 744                         var row = $("RROW-" + rows[i]);
 745                         if (row) {
 746                                 if (set_state == undefined) {
 747                                         if (row.hasClassName("Unread")) {
 748                                                 row.removeClassName("Unread");
 749                                         } else {
 750                                                 row.addClassName("Unread");
 751                                         }
 752                                 }
 753
 754                                 if (set_state == false) {
 755                                         row.removeClassName("Unread");
 756                                 }
 757
 758                                 if (set_state == true) {
 759                                         row.addClassName("Unread");
 760                                 }
 761                         }
 762                 }
 763
 764                 if (rows.length > 0) {
 765
 766                         var cmode = "";
 767
 768                         if (set_state == undefined) {
 769                                 cmode = "2";
 770                         } else if (set_state == true) {
 771                                 cmode = "1";
 772                         } else if (set_state == false) {
 773                                 cmode = "0";
 774                         }
 775
 776                         var query = "?op=rpc&subop=catchupSelected" +
 777                                 "&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
 778
 779                         notify_progress("Loading, please wait...");
 780
 781                         new Ajax.Request("backend.php", {
 782                                 parameters: query,
 783                                 onComplete: function(transport) {
 784                                         handle_rpc_json(transport);
 785                                         if (callback) callback(transport);
 786                                 } });
 787
 788                 }
 789
 790         } catch (e) {
 791                 exception_error("selectionToggleUnread", e);
 792         }
 793 }
 794
 795 function selectionToggleMarked() {
 796         try {
 797
 798                 var rows = getSelectedArticleIds2();
 799
 800                 if (rows.length == 0) {
 801                         alert(__("No articles are selected."));
 802                         return;
 803                 }
 804
 805                 for (i = 0; i < rows.length; i++) {
 806                         toggleMark(rows[i], true, true);
 807                 }
 808
 809                 if (rows.length > 0) {
 810
 811                         var query = "?op=rpc&subop=markSelected&ids=" +
 812                                 param_escape(rows.toString()) + "&cmode=2";
 813
 814                         new Ajax.Request("backend.php", {
 815                                 parameters: query,
 816                                 onComplete: function(transport) {
 817                                         handle_rpc_json(transport);
 818                                 } });
 819
 820                 }
 821
 822         } catch (e) {
 823                 exception_error("selectionToggleMarked", e);
 824         }
 825 }
 826
 827 function selectionTogglePublished() {
 828         try {
 829
 830                 var rows = getSelectedArticleIds2();
 831
 832                 if (rows.length == 0) {
 833                         alert(__("No articles are selected."));
 834                         return;
 835                 }
 836
 837                 for (i = 0; i < rows.length; i++) {
 838                         togglePub(rows[i], true, true);
 839                 }
 840
 841                 if (rows.length > 0) {
 842
 843                         var query = "?op=rpc&subop=publishSelected&ids=" +
 844                                 param_escape(rows.toString()) + "&cmode=2";
 845
 846                         new Ajax.Request("backend.php", {
 847                                 parameters: query,
 848                                 onComplete: function(transport) {
 849                                         handle_rpc_json(transport);
 850                                 } });
 851
 852                 }
 853
 854         } catch (e) {
 855                 exception_error("selectionToggleMarked", e);
 856         }
 857 }
 858
 859 function getSelectedArticleIds2() {
 860
 861         var rv = [];
 862
 863         $$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
 864                 function(child) {
 865                         rv.push(child.id.replace("RROW-", ""));
 866                 });
 867
 868         return rv;
 869 }
 870
 871 function getLoadedArticleIds() {
 872         var rv = [];
 873
 874         var children = $$("#headlines-frame > div[id*=RROW-]");
 875
 876         children.each(function(child) {
 877                         rv.push(child.id.replace("RROW-", ""));
 878                 });
 879
 880         return rv;
 881
 882 }
 883
 884 // mode = all,none,unread,invert
 885 function selectArticles(mode) {
 886         try {
 887
 888                 var children = $$("#headlines-frame > div[id*=RROW]");
 889
 890                 children.each(function(child) {
 891                         var id = child.id.replace("RROW-", "");
 892                         var cb = $("RCHK-" + id);
 893
 894                         if (mode == "all") {
 895                                 child.addClassName("Selected");
 896                                 cb.checked = true;
 897                         } else if (mode == "unread") {
 898                                 if (child.hasClassName("Unread")) {
 899                                         child.addClassName("Selected");
 900                                         cb.checked = true;
 901                                 } else {
 902                                         child.removeClassName("Selected");
 903                                         cb.checked = false;
 904                                 }
 905                         } else if (mode == "invert") {
 906                                 if (child.hasClassName("Selected")) {
 907                                         child.removeClassName("Selected");
 908                                         cb.checked = false;
 909                                 } else {
 910                                         child.addClassName("Selected");
 911                                         cb.checked = true;
 912                                 }
 913
 914                         } else {
 915                                 child.removeClassName("Selected");
 916                                 cb.checked = false;
 917                         }
 918                 });
 919
 920         } catch (e) {
 921                 exception_error("selectArticles", e);
 922         }
 923 }
 924
 925 function catchupPage() {
 926
 927         var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 928
 929         var str = __("Mark all visible articles in %s as read?");
 930
 931         str = str.replace("%s", fn);
 932
 933         if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
 934                 return;
 935         }
 936
 937         selectArticles('all');
 938         selectionToggleUnread(false, 'viewCurrentFeed()', true)
 939         selectArticles('none');
 940 }
 941
 942 function deleteSelection() {
 943
 944         try {
 945
 946                 var rows = getSelectedArticleIds2();
 947
 948                 if (rows.length == 0) {
 949                         alert(__("No articles are selected."));
 950                         return;
 951                 }
 952
 953                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 954                 var str;
 955                 var op;
 956
 957                 if (getActiveFeedId() != 0) {
 958                         str = __("Delete %d selected articles in %s?");
 959                 } else {
 960                         str = __("Delete %d selected articles?");
 961                 }
 962
 963                 str = str.replace("%d", rows.length);
 964                 str = str.replace("%s", fn);
 965
 966                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
 967                         return;
 968                 }
 969
 970                 query = "?op=rpc&subop=delete&ids=" + param_escape(rows);
 971
 972                 console.log(query);
 973
 974                 new Ajax.Request("backend.php", {
 975                         parameters: query,
 976                         onComplete: function(transport) {
 977                                         handle_rpc_json(transport);
 978                                         viewCurrentFeed();
 979                                 } });
 980
 981         } catch (e) {
 982                 exception_error("deleteSelection", e);
 983         }
 984 }
 985
 986 function archiveSelection() {
 987
 988         try {
 989
 990                 var rows = getSelectedArticleIds2();
 991
 992                 if (rows.length == 0) {
 993                         alert(__("No articles are selected."));
 994                         return;
 995                 }
 996
 997                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 998                 var str;
 999                 var op;
1000
1001                 if (getActiveFeedId() != 0) {
1002                         str = __("Archive %d selected articles in %s?");
1003                         op = "archive";
1004                 } else {
1005                         str = __("Move %d archived articles back?");
1006                         op = "unarchive";
1007                 }
1008
1009                 str = str.replace("%d", rows.length);
1010                 str = str.replace("%s", fn);
1011
1012                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1013                         return;
1014                 }
1015
1016                 query = "?op=rpc&subop="+op+"&ids=" + param_escape(rows);
1017
1018                 console.log(query);
1019
1020                 for (var i = 0; i < rows.length; i++) {
1021                         cache_invalidate(rows[i]);
1022                 }
1023
1024                 new Ajax.Request("backend.php", {
1025                         parameters: query,
1026                         onComplete: function(transport) {
1027                                         handle_rpc_json(transport);
1028                                         viewCurrentFeed();
1029                                 } });
1030
1031         } catch (e) {
1032                 exception_error("archiveSelection", e);
1033         }
1034 }
1035
1036 function catchupSelection() {
1037
1038         try {
1039
1040                 var rows = getSelectedArticleIds2();
1041
1042                 if (rows.length == 0) {
1043                         alert(__("No articles are selected."));
1044                         return;
1045                 }
1046
1047                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1048
1049                 var str = __("Mark %d selected articles in %s as read?");
1050
1051                 str = str.replace("%d", rows.length);
1052                 str = str.replace("%s", fn);
1053
1054                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1055                         return;
1056                 }
1057
1058                 selectionToggleUnread(false, 'viewCurrentFeed()', true)
1059
1060         } catch (e) {
1061                 exception_error("catchupSelection", e);
1062         }
1063 }
1064
1065 function editArticleTags(id) {
1066                 var query = "backend.php?op=dlg&id=editArticleTags&param=" + param_escape(id);
1067
1068                 if (dijit.byId("editTagsDlg"))
1069                         dijit.byId("editTagsDlg").destroyRecursive();
1070
1071                 dialog = new dijit.Dialog({
1072                         id: "editTagsDlg",
1073                         title: __("Edit article Tags"),
1074                         style: "width: 600px",
1075                         execute: function() {
1076                                 if (this.validate()) {
1077                                         var query = dojo.objectToQuery(this.attr('value'));
1078
1079                                         notify_progress("Saving article tags...", true);
1080
1081                                         new Ajax.Request("backend.php", {
1082                                         parameters: query,
1083                                         onComplete: function(transport) {
1084                                                 notify('');
1085                                                 dialog.hide();
1086
1087                                                 var data = JSON.parse(transport.responseText);
1088
1089                                                 if (data) {
1090                                                         var tags_str = data.tags_str;
1091                                                         var id = tags_str.id;
1092
1093                                                         var tags = $("ATSTR-" + id);
1094
1095                                                         if (tags) {
1096                                                                 tags.innerHTML = tags_str.content;
1097                                                         }
1098
1099                                                         cache_invalidate(id);
1100                                                 }
1101
1102                                         }});
1103                                 }
1104                         },
1105                         href: query,
1106                 });
1107
1108                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1109                 dojo.disconnect(tmph);
1110
1111                         new Ajax.Autocompleter('tags_str', 'tags_choices',
1112                            "backend.php?op=rpc&subop=completeTags",
1113                            { tokens: ',', paramName: "search" });
1114                 });
1115
1116                 dialog.show();
1117
1118 }
1119
1120 function cdmScrollToArticleId(id) {
1121         try {
1122                 var ctr = $("headlines-frame");
1123                 var e = $("RROW-" + id);
1124
1125                 if (!e || !ctr) return;
1126
1127                 ctr.scrollTop = e.offsetTop;
1128
1129         } catch (e) {
1130                 exception_error("cdmScrollToArticleId", e);
1131         }
1132 }
1133
1134 function cache_inject(id, article, param) {
1135
1136         try {
1137                 if (!cache_check_param(id, param)) {
1138                         //console.log("cache_article: miss: " + id + " [p=" + param + "]");
1139
1140                    var date = new Date();
1141               var ts = Math.round(date.getTime() / 1000);
1142
1143                         var cache_obj = {};
1144
1145                         cache_obj["id"] = id;
1146                         cache_obj["data"] = article;
1147                         cache_obj["param"] = param;
1148
1149                         if (param) id = id + ":" + param;
1150
1151                         cache_added["TS:" + id] = ts;
1152
1153                         if (has_local_storage())
1154                                 sessionStorage.setItem(id, JSON.stringify(cache_obj));
1155                         else
1156                                 article_cache.push(cache_obj);
1157
1158                 } else {
1159                         //console.log("cache_article: hit: " + id + " [p=" + param + "]");
1160                 }
1161         } catch (e) {
1162                 exception_error("cache_inject", e);
1163         }
1164 }
1165
1166 function cache_find(id) {
1167
1168         if (has_local_storage()) {
1169                 var cache_obj = sessionStorage.getItem(id);
1170
1171                 if (cache_obj) {
1172                         cache_obj = JSON.parse(cache_obj);
1173
1174                         if (cache_obj)
1175                                 return cache_obj['data'];
1176                 }
1177
1178         } else {
1179                 for (var i = 0; i < article_cache.length; i++) {
1180                         if (article_cache[i]["id"] == id) {
1181                                 return article_cache[i]["data"];
1182                         }
1183                 }
1184         }
1185         return false;
1186 }
1187
1188 function cache_find_param(id, param) {
1189
1190         if (has_local_storage()) {
1191
1192                 if (param) id = id + ":" + param;
1193
1194                 var cache_obj = sessionStorage.getItem(id);
1195
1196                 if (cache_obj) {
1197                         cache_obj = JSON.parse(cache_obj);
1198
1199                         if (cache_obj)
1200                                 return cache_obj['data'];
1201                 }
1202
1203         } else {
1204                 for (var i = 0; i < article_cache.length; i++) {
1205                         if (article_cache[i]["id"] == id && article_cache[i]["param"] == param) {
1206                                 return article_cache[i]["data"];
1207                         }
1208                 }
1209         }
1210
1211         return false;
1212 }
1213
1214 function cache_check(id) {
1215         if (has_local_storage()) {
1216                 if (sessionStorage.getItem(id))
1217                         return true;
1218         } else {
1219                 for (var i = 0; i < article_cache.length; i++) {
1220                         if (article_cache[i]["id"] == id) {
1221                                 return true;
1222                         }
1223                 }
1224         }
1225         return false;
1226 }
1227
1228 function cache_check_param(id, param) {
1229         if (has_local_storage()) {
1230
1231                 if (param) id = id + ":" + param;
1232
1233                 if (sessionStorage.getItem(id))
1234                         return true;
1235
1236         } else {
1237                 for (var i = 0; i < article_cache.length; i++) {
1238                         if (article_cache[i]["id"] == id && article_cache[i]["param"] == param) {
1239                                 return true;
1240                         }
1241                 }
1242         }
1243         return false;
1244 }
1245
1246 function cache_expire() {
1247 if (has_local_storage()) {
1248
1249                 var date = new Date();
1250                 var timestamp = Math.round(date.getTime() / 1000);
1251
1252                 for (var i = 0; i < sessionStorage.length; i++) {
1253
1254                         var id = sessionStorage.key(i);
1255
1256                         if (timestamp - cache_added["TS:" + id] > 180) {
1257                                 sessionStorage.removeItem(id);
1258                         }
1259                 }
1260
1261         } else {
1262                 while (article_cache.length > 25) {
1263                         article_cache.shift();
1264                 }
1265         }
1266 }
1267
1268 function cache_flush() {
1269         if (has_local_storage()) {
1270                 sessionStorage.clear();
1271         } else {
1272                 article_cache = new Array();
1273         }
1274 }
1275
1276 function cache_invalidate(id) {
1277         try {
1278                 if (has_local_storage()) {
1279
1280                         var found = false;
1281
1282                         for (var i = 0; i < sessionStorage.length; i++) {
1283                                 var key = sessionStorage.key(i);
1284
1285 //                                      console.warn("cache_invalidate: " + key_id + " cmp " + id);
1286
1287                                 if (key == id || key.indexOf(id + ":") == 0) {
1288                                         sessionStorage.removeItem(key);
1289                                         found = true;
1290                                         break;
1291                                 }
1292                         }
1293
1294                         return found;
1295
1296                 } else {
1297                         var i = 0
1298
1299                         while (i < article_cache.length) {
1300                                 if (article_cache[i]["id"] == id) {
1301                                         //console.log("cache_invalidate: removed id " + id);
1302                                         article_cache.splice(i, 1);
1303                                         return true;
1304                                 }
1305                                 i++;
1306                         }
1307                 }
1308
1309                 //console.log("cache_invalidate: id not found: " + id);
1310                 return false;
1311         } catch (e) {
1312                 exception_error("cache_invalidate", e);
1313         }
1314 }
1315
1316 function getActiveArticleId() {
1317         return active_post_id;
1318 }
1319
1320 function preloadBatchedArticles() {
1321         try {
1322
1323                 var query = "?op=rpc&subop=getArticles&ids=" +
1324                         preload_id_batch.toString();
1325
1326                 new Ajax.Request("backend.php", {
1327                         parameters: query,
1328                         onComplete: function(transport) {
1329
1330                                 preload_id_batch = [];
1331
1332                                 var articles = transport.responseXML.getElementsByTagName("article");
1333
1334                                 for (var i = 0; i < articles.length; i++) {
1335                                         var id = articles[i].getAttribute("id");
1336                                         if (!cache_check(id)) {
1337                                                 cache_inject(id, articles[i].firstChild.nodeValue);
1338                                                 console.log("preloaded article: " + id);
1339                                         }
1340                                 }
1341                 } });
1342
1343         } catch (e) {
1344                 exception_error("preloadBatchedArticles", e);
1345         }
1346 }
1347
1348 function preloadArticleUnderPointer(id) {
1349         try {
1350                 if (getInitParam("bw_limit") == "1") return;
1351
1352                 if (post_under_pointer == id && !cache_check(id)) {
1353
1354                         console.log("trying to preload article " + id);
1355
1356                         var neighbor_ids = getRelativePostIds(id, 1);
1357
1358                         /* only request uncached articles */
1359
1360                         if (preload_id_batch.indexOf(id) == -1) {
1361                                 for (var i = 0; i < neighbor_ids.length; i++) {
1362                                         if (!cache_check(neighbor_ids[i])) {
1363                                                 preload_id_batch.push(neighbor_ids[i]);
1364                                         }
1365                                 }
1366                         }
1367
1368                         if (preload_id_batch.indexOf(id) == -1)
1369                                 preload_id_batch.push(id);
1370
1371                         //console.log("preload ids batch: " + preload_id_batch.toString());
1372
1373                         window.clearTimeout(preload_timeout_id);
1374                         preload_batch_timeout_id = window.setTimeout('preloadBatchedArticles()', 1000);
1375
1376                 }
1377         } catch (e) {
1378                 exception_error("preloadArticleUnderPointer", e);
1379         }
1380 }
1381
1382 function postMouseIn(id) {
1383         try {
1384                 if (post_under_pointer != id) {
1385                         post_under_pointer = id;
1386                         if (!isCdmMode()) {
1387                                 window.setTimeout("preloadArticleUnderPointer(" + id + ")", 250);
1388                         }
1389                 }
1390
1391         } catch (e) {
1392                 exception_error("postMouseIn", e);
1393         }
1394 }
1395
1396 function postMouseOut(id) {
1397         try {
1398                 post_under_pointer = false;
1399         } catch (e) {
1400                 exception_error("postMouseOut", e);
1401         }
1402 }
1403
1404 function headlines_scroll_handler(e) {
1405         try {
1406
1407                 if (e.scrollTop + e.offsetHeight > e.scrollHeight - 100) {
1408                         if (!_infscroll_disable) {
1409                                 viewNextFeedPage();
1410                         }
1411                 }
1412
1413
1414                 if (isCdmMode() && getInitParam("cdm_auto_catchup") == 1) {
1415
1416                         var ids = [];
1417
1418                         $$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
1419                                 function(child) {
1420                                         if ($("headlines-frame").scrollTop >
1421                                                         (child.offsetTop + child.offsetHeight)) {
1422
1423                                                 ids.push(child.id.replace("RROW-", ""));
1424                                         }
1425                                 });
1426
1427                         if (ids.length > 0) {
1428
1429                                 var query = "?op=rpc&subop=catchupSelected" +
1430                                         "&cmode=0&ids=" + param_escape(ids.toString());
1431
1432                                 new Ajax.Request("backend.php", {
1433                                         parameters: query,
1434                                         onComplete: function(transport) {
1435                                                 handle_rpc_json(transport);
1436
1437                                                 ids.each(function(id) {
1438                                                         var elem = $("RROW-" + id);
1439                                                         if (elem) elem.removeClassName("Unread");
1440                                                 });
1441                                         } });
1442                         }
1443                 }
1444         } catch (e) {
1445                 exception_error("headlines_scroll_handler", e);
1446         }
1447 }
1448
1449 function catchupRelativeToArticle(below) {
1450
1451         try {
1452
1453
1454                 if (!getActiveArticleId()) {
1455                         alert(__("No article is selected."));
1456                         return;
1457                 }
1458
1459                 var visible_ids = getVisibleArticleIds();
1460
1461                 var ids_to_mark = new Array();
1462
1463                 if (!below) {
1464                         for (var i = 0; i < visible_ids.length; i++) {
1465                                 if (visible_ids[i] != getActiveArticleId()) {
1466                                         var e = $("RROW-" + visible_ids[i]);
1467
1468                                         if (e && e.hasClassName("Unread")) {
1469                                                 ids_to_mark.push(visible_ids[i]);
1470                                         }
1471                                 } else {
1472                                         break;
1473                                 }
1474                         }
1475                 } else {
1476                         for (var i = visible_ids.length-1; i >= 0; i--) {
1477                                 if (visible_ids[i] != getActiveArticleId()) {
1478                                         var e = $("RROW-" + visible_ids[i]);
1479
1480                                         if (e && e.hasClassName("Unread")) {
1481                                                 ids_to_mark.push(visible_ids[i]);
1482                                         }
1483                                 } else {
1484                                         break;
1485                                 }
1486                         }
1487                 }
1488
1489                 if (ids_to_mark.length == 0) {
1490                         alert(__("No articles found to mark"));
1491                 } else {
1492                         var msg = __("Mark %d article(s) as read?").replace("%d", ids_to_mark.length);
1493
1494                         if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
1495
1496                                 for (var i = 0; i < ids_to_mark.length; i++) {
1497                                         var e = $("RROW-" + ids_to_mark[i]);
1498                                         e.removeClassName("Unread");
1499                                 }
1500
1501                                 var query = "?op=rpc&subop=catchupSelected" +
1502                                         "&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
1503
1504                                 new Ajax.Request("backend.php", {
1505                                         parameters: query,
1506                                         onComplete: function(transport) {
1507                                                 handle_rpc_json(transport);
1508                                         } });
1509
1510                         }
1511                 }
1512
1513         } catch (e) {
1514                 exception_error("catchupRelativeToArticle", e);
1515         }
1516 }
1517
1518 function cdmExpandArticle(id) {
1519         try {
1520
1521                 hideAuxDlg();
1522
1523                 var elem = $("CICD-" + active_post_id);
1524
1525                 var upd_img_pic = $("FUPDPIC-" + id);
1526
1527                 if (upd_img_pic && (upd_img_pic.src.match("updated.png") ||
1528                                 upd_img_pic.src.match("fresh_sign.png"))) {
1529
1530                         upd_img_pic.src = "images/blank_icon.gif";
1531                 }
1532
1533                 if (id == active_post_id && Element.visible(elem))
1534                         return true;
1535
1536                 selectArticles("none");
1537
1538                 var old_offset = $("RROW-" + id).offsetTop;
1539
1540                 if (active_post_id && elem && !getInitParam("cdm_expanded")) {
1541                         Element.hide(elem);
1542                         Element.show("CEXC-" + active_post_id);
1543                 }
1544
1545                 active_post_id = id;
1546
1547                 elem = $("CICD-" + id);
1548
1549                 if (!Element.visible(elem)) {
1550                         Element.show(elem);
1551                         Element.hide("CEXC-" + id);
1552
1553                         if ($("CWRAP-" + id).innerHTML == "") {
1554
1555                                 $("FUPDPIC-" + id).src = "images/indicator_tiny.gif";
1556
1557                                 $("CWRAP-" + id).innerHTML = "<div class=\"insensitive\">" +
1558                                         __("Loading, please wait...") + "</div>";
1559
1560                                 var query = "?op=rpc&subop=cdmGetArticle&id=" + param_escape(id);
1561
1562                                 //console.log(query);
1563
1564                                 new Ajax.Request("backend.php", {
1565                                         parameters: query,
1566                                         onComplete: function(transport) {
1567                                                 $("FUPDPIC-" + id).src = 'images/blank_icon.gif';
1568
1569                                                 handle_rpc_json(transport);
1570
1571                                                 var reply = JSON.parse(transport.responseText);
1572
1573                                                 if (reply) {
1574                                                         var article = reply['article']['content'];
1575                                                         var recv_id = reply['article']['id'];
1576
1577                                                         if (recv_id == id)
1578                                                                 $("CWRAP-" + id).innerHTML = article;
1579
1580                                                 } else {
1581                                                         $("CWRAP-" + id).innerHTML = __("Unable to load article.");
1582
1583                                                 }
1584                                 }});
1585
1586                         }
1587                 }
1588
1589                 var new_offset = $("RROW-" + id).offsetTop;
1590
1591                 $("headlines-frame").scrollTop += (new_offset-old_offset);
1592
1593                 if ($("RROW-" + id).offsetTop != old_offset)
1594                         $("headlines-frame").scrollTop = new_offset;
1595
1596                 toggleUnread(id, 0, true);
1597                 toggleSelected(id);
1598
1599         } catch (e) {
1600                 exception_error("cdmExpandArticle", e);
1601         }
1602
1603         return false;
1604 }
1605
1606 function fixHeadlinesOrder(ids) {
1607         try {
1608                 for (var i = 0; i < ids.length; i++) {
1609                         var e = $("RROW-" + ids[i]);
1610
1611                         if (e) {
1612                                 if (i % 2 == 0) {
1613                                         e.removeClassName("even");
1614                                         e.addClassName("odd");
1615                                 } else {
1616                                         e.removeClassName("odd");
1617                                         e.addClassName("even");
1618                                 }
1619                         }
1620                 }
1621         } catch (e) {
1622                 exception_error("fixHeadlinesOrder", e);
1623         }
1624 }
1625
1626 function getArticleUnderPointer() {
1627         return post_under_pointer;
1628 }
1629
1630 function zoomToArticle(event, id) {
1631         try {
1632                 var cached_article = cache_find(id);
1633
1634                 if (dijit.byId("ATAB-" + id))
1635                         if (!event || !event.shiftKey)
1636                                 return dijit.byId("content-tabs").selectChild(dijit.byId("ATAB-" + id));
1637
1638                 if (cached_article) {
1639                         //closeArticlePanel();
1640
1641                         var article_pane = new dijit.layout.ContentPane({
1642                                 title: __("Loading...") , content: cached_article,
1643                                 style: 'padding : 0px;',
1644                                 id: 'ATAB-' + id,
1645                                 closable: true });
1646
1647                         dijit.byId("content-tabs").addChild(article_pane);
1648
1649                         if (!event || !event.shiftKey)
1650                                 dijit.byId("content-tabs").selectChild(article_pane);
1651
1652                         if ($("PTITLE-" + id))
1653                                 article_pane.attr('title', $("PTITLE-" + id).innerHTML);
1654
1655                 } else {
1656
1657                         var query = "?op=rpc&subop=getArticles&ids=" + param_escape(id);
1658
1659                         notify_progress("Loading, please wait...", true);
1660
1661                         new Ajax.Request("backend.php", {
1662                                 parameters: query,
1663                                 onComplete: function(transport) {
1664                                         notify('');
1665
1666                                         if (transport.responseXML) {
1667                                                 //closeArticlePanel();
1668
1669                                                 var article = transport.responseXML.getElementsByTagName("article")[0];
1670                                                 var content = article.firstChild.nodeValue;
1671
1672                                                 var article_pane = new dijit.layout.ContentPane({
1673                                                         title: "article-" + id , content: content,
1674                                                         style: 'padding : 0px;',
1675                                                         id: 'ATAB-' + id,
1676                                                         closable: true });
1677
1678                                                 dijit.byId("content-tabs").addChild(article_pane);
1679
1680                                                 if (!event || !event.shiftKey)
1681                                                         dijit.byId("content-tabs").selectChild(article_pane);
1682
1683                                                 if ($("PTITLE-" + id))
1684                                                         article_pane.attr('title', $("PTITLE-" + id).innerHTML);
1685                                         }
1686
1687                                 } });
1688                         }
1689
1690         } catch (e) {
1691                 exception_error("zoomToArticle", e);
1692         }
1693 }
1694
1695 function scrollArticle(offset) {
1696         try {
1697                 if (!isCdmMode()) {
1698                         var ci = $("content-insert");
1699                         if (ci) {
1700                                 ci.scrollTop += offset;
1701                         }
1702                 } else {
1703                         var hi = $("headlines-frame");
1704                         if (hi) {
1705                                 hi.scrollTop += offset;
1706                         }
1707
1708                 }
1709         } catch (e) {
1710                 exception_error("scrollArticle", e);
1711         }
1712 }
1713
1714 function show_labels_in_headlines(transport) {
1715         try {
1716                 var data = JSON.parse(transport.responseText);
1717
1718                 if (data) {
1719                         data['info-for-headlines'].each(function(elem) {
1720                                 var ctr = $("HLLCTR-" + elem.id);
1721
1722                                 if (ctr) ctr.innerHTML = elem.labels;
1723                         });
1724                 }
1725         } catch (e) {
1726                 exception_error("show_labels_in_headlines", e);
1727         }
1728 }
1729
1730 function toggleHeadlineActions() {
1731         try {
1732                 var e = $("headlineActionsBody");
1733                 var p = $("headlineActionsDrop");
1734
1735                 if (!Element.visible(e)) {
1736                         Element.show(e);
1737                 } else {
1738                         Element.hide(e);
1739                 }
1740
1741                 e.scrollTop = 0;
1742                 e.style.left = (p.offsetLeft + 1) + "px";
1743                 e.style.top = (p.offsetTop + p.offsetHeight + 2) + "px";
1744
1745         } catch (e) {
1746                 exception_error("toggleHeadlineActions", e);
1747         }
1748 }
1749
1750 /* function publishWithNote(id, def_note) {
1751         try {
1752                 if (!def_note) def_note = '';
1753
1754                 var note = prompt(__("Please enter a note for this article:"), def_note);
1755
1756                 if (note != undefined) {
1757                         togglePub(id, false, false, note);
1758                 }
1759
1760         } catch (e) {
1761                 exception_error("publishWithNote", e);
1762         }
1763 } */
1764
1765 function emailArticle(id) {
1766         try {
1767                 if (!id) {
1768                         var ids = getSelectedArticleIds2();
1769
1770                         if (ids.length == 0) {
1771                                 alert(__("No articles are selected."));
1772                                 return;
1773                         }
1774
1775                         id = ids.toString();
1776                 }
1777
1778                 if (dijit.byId("emailArticleDlg"))
1779                         dijit.byId("emailArticleDlg").destroyRecursive();
1780
1781                 var query = "backend.php?op=dlg&id=emailArticle&param=" + param_escape(id);
1782
1783                 dialog = new dijit.Dialog({
1784                         id: "emailArticleDlg",
1785                         title: __("Forward article by email"),
1786                         style: "width: 600px",
1787                         execute: function() {
1788                                 if (this.validate()) {
1789
1790                                         new Ajax.Request("backend.php", {
1791                                                 parameters: dojo.objectToQuery(this.attr('value')),
1792                                                 onComplete: function(transport) {
1793
1794                                                         var reply = JSON.parse(transport.responseText);
1795
1796                                                         var error = reply['error'];
1797
1798                                                         if (error) {
1799                                                                 alert(__('Error sending email:') + ' ' + error);
1800                                                         } else {
1801                                                                 notify_info('Your message has been sent.');
1802                                                                 dialog.hide();
1803                                                         }
1804
1805                                         } });
1806                                 }
1807                         },
1808                         href: query});
1809
1810                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1811                 dojo.disconnect(tmph);
1812
1813                    new Ajax.Autocompleter('emailArticleDlg_destination', 'emailArticleDlg_dst_choices',
1814                            "backend.php?op=rpc&subop=completeEmails",
1815                            { tokens: '', paramName: "search" });
1816                 });
1817
1818                 dialog.show();
1819
1820                 /* displayDlg('emailArticle', id,
1821                    function () {
1822                                 document.forms['article_email_form'].destination.focus();
1823
1824                            new Ajax.Autocompleter('destination', 'destination_choices',
1825                                    "backend.php?op=rpc&subop=completeEmails",
1826                                    { tokens: '', paramName: "search" });
1827
1828                         }); */
1829
1830         } catch (e) {
1831                 exception_error("emailArticle", e);
1832         }
1833 }
1834
1835 function dismissArticle(id) {
1836         try {
1837                 var elem = $("RROW-" + id);
1838
1839                 toggleUnread(id, 0, true);
1840
1841                 new Effect.Fade(elem, {duration : 0.5});
1842
1843                 active_post_id = false;
1844
1845         } catch (e) {
1846                 exception_error("dismissArticle", e);
1847         }
1848 }
1849
1850 function dismissSelectedArticles() {
1851         try {
1852
1853                 var ids = getVisibleArticleIds();
1854                 var tmp = [];
1855                 var sel = [];
1856
1857                 for (var i = 0; i < ids.length; i++) {
1858                         var elem = $("RROW-" + ids[i]);
1859
1860                         if (elem.className && elem.hasClassName("Selected") &&
1861                                         ids[i] != active_post_id) {
1862                                 new Effect.Fade(elem, {duration : 0.5});
1863                                 sel.push(ids[i]);
1864                         } else {
1865                                 tmp.push(ids[i]);
1866                         }
1867                 }
1868
1869                 if (sel.length > 0)
1870                         selectionToggleUnread(false);
1871
1872                 fixHeadlinesOrder(tmp);
1873
1874         } catch (e) {
1875                 exception_error("dismissSelectedArticles", e);
1876         }
1877 }
1878
1879 function dismissReadArticles() {
1880         try {
1881
1882                 var ids = getVisibleArticleIds();
1883                 var tmp = [];
1884
1885                 for (var i = 0; i < ids.length; i++) {
1886                         var elem = $("RROW-" + ids[i]);
1887
1888                         if (elem.className && !elem.hasClassName("Unread") &&
1889                                         !elem.hasClassName("Selected")) {
1890
1891                                 new Effect.Fade(elem, {duration : 0.5});
1892                         } else {
1893                                 tmp.push(ids[i]);
1894                         }
1895                 }
1896
1897                 fixHeadlinesOrder(tmp);
1898
1899         } catch (e) {
1900                 exception_error("dismissSelectedArticles", e);
1901         }
1902 }
1903
1904 function getVisibleArticleIds() {
1905         var ids = [];
1906
1907         try {
1908
1909                 getLoadedArticleIds().each(function(id) {
1910                         var elem = $("RROW-" + id);
1911                         if (elem && Element.visible(elem))
1912                                 ids.push(id);
1913                         });
1914
1915         } catch (e) {
1916                 exception_error("getVisibleArticleIds", e);
1917         }
1918
1919         return ids;
1920 }
1921
1922 function cdmClicked(event, id) {
1923         try {
1924                 var shift_key = event.shiftKey;
1925
1926                 hideAuxDlg();
1927
1928                 if (!event.ctrlKey) {
1929
1930                         if (!getInitParam("cdm_expanded")) {
1931                                 return cdmExpandArticle(id);
1932                         } else {
1933
1934                                 selectArticles("none");
1935                                 toggleSelected(id);
1936
1937                                 var elem = $("RROW-" + id);
1938
1939                                 if (elem)
1940                                         elem.removeClassName("Unread");
1941
1942                                 var upd_img_pic = $("FUPDPIC-" + id);
1943
1944                                 if (upd_img_pic && (upd_img_pic.src.match("updated.png") ||
1945                                                 upd_img_pic.src.match("fresh_sign.png"))) {
1946
1947                                         upd_img_pic.src = "images/blank_icon.gif";
1948                                 }
1949
1950                                 active_post_id = id;
1951
1952                                 var query = "?op=rpc&subop=catchupSelected" +
1953                                         "&cmode=0&ids=" + param_escape(id);
1954
1955                                 new Ajax.Request("backend.php", {
1956                                         parameters: query,
1957                                         onComplete: function(transport) {
1958                                                 handle_rpc_json(transport);
1959                                         } });
1960
1961                                 return true;
1962                         }
1963
1964                 } else {
1965                         toggleSelected(id, true);
1966                         toggleUnread(id, 0, false);
1967                         zoomToArticle(event, id);
1968                 }
1969
1970         } catch (e) {
1971                 exception_error("cdmClicked");
1972         }
1973
1974         return false;
1975 }
1976
1977 function postClicked(event, id) {
1978         try {
1979
1980                 if (!event.ctrlKey) {
1981                         return true;
1982                 } else {
1983                         postOpenInNewTab(event, id);
1984                         return false;
1985                 }
1986
1987         } catch (e) {
1988                 exception_error("postClicked");
1989         }
1990 }
1991
1992 function hlOpenInNewTab(event, id) {
1993         toggleUnread(id, 0, false);
1994         zoomToArticle(event, id);
1995 }
1996
1997 function postOpenInNewTab(event, id) {
1998         closeArticlePanel(id);
1999         zoomToArticle(event, id);
2000 }
2001
2002 function hlClicked(event, id) {
2003         try {
2004                 if (event.altKey) {
2005                         openArticleInNewWindow(id);
2006                 } else if (!event.ctrlKey) {
2007                         view(id);
2008                         return true;
2009                 } else {
2010                         toggleSelected(id);
2011                         toggleUnread(id, 0, false);
2012                         zoomToArticle(event, id);
2013                         return false;
2014                 }
2015
2016         } catch (e) {
2017                 exception_error("hlClicked");
2018         }
2019 }
2020
2021 function getFirstVisibleHeadlineId() {
2022         var rows = getVisibleArticleIds();
2023         return rows[0];
2024
2025 }
2026
2027 function getLastVisibleHeadlineId() {
2028         var rows = getVisibleArticleIds();
2029         return rows[rows.length-1];
2030 }
2031
2032 function openArticleInNewWindow(id) {
2033         toggleUnread(id, 0, false);
2034         window.open("backend.php?op=la&id=" + id);
2035 }
2036
2037 function isCdmMode() {
2038         return getInitParam("combined_display_mode");
2039 }
2040
2041 function markHeadline(id) {
2042         var row = $("RROW-" + id);
2043         if (row) {
2044                 var check = $("RCHK-" + id);
2045
2046                 if (check) {
2047                         check.checked = true;
2048                 }
2049
2050                 row.addClassName("Selected");
2051         }
2052 }
2053
2054 function getRelativePostIds(id, limit) {
2055
2056         var tmp = [];
2057
2058         try {
2059
2060                 if (!limit) limit = 3;
2061
2062                 var ids = getVisibleArticleIds();
2063
2064                 for (var i = 0; i < ids.length; i++) {
2065                         if (ids[i] == id) {
2066                                 for (var k = 1; k <= limit; k++) {
2067                                         if (i > k-1) tmp.push(ids[i-k]);
2068                                         if (i < ids.length-k) tmp.push(ids[i+k]);
2069                                 }
2070                                 break;
2071                         }
2072                 }
2073
2074         } catch (e) {
2075                 exception_error("getRelativePostIds", e);
2076         }
2077
2078         return tmp;
2079 }
2080
2081 function correctHeadlinesOffset(id) {
2082
2083         try {
2084
2085                 var container = $("headlines-frame");
2086                 var row = $("RROW-" + id);
2087
2088                 var viewport = container.offsetHeight;
2089
2090                 var rel_offset_top = row.offsetTop - container.scrollTop;
2091                 var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
2092
2093                 //console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
2094                 //console.log("Vport: " + viewport);
2095
2096                 if (rel_offset_top <= 0 || rel_offset_top > viewport) {
2097                         container.scrollTop = row.offsetTop;
2098                 } else if (rel_offset_bottom > viewport) {
2099
2100                         /* doesn't properly work with Opera in some cases because
2101                                 Opera fucks up element scrolling */
2102
2103                         container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
2104                 }
2105
2106         } catch (e) {
2107                 exception_error("correctHeadlinesOffset", e);
2108         }
2109
2110 }
2111
2112 function headlineActionsChange(elem) {
2113         try {
2114                 eval(elem.value);
2115                 elem.attr('value', 'false');
2116         } catch (e) {
2117                 exception_error("headlineActionsChange", e);
2118         }
2119 }
2120
2121 function closeArticlePanel() {
2122
2123         var tabs = dijit.byId("content-tabs");
2124         var child = tabs.selectedChildWidget;
2125
2126         if (child && tabs.getIndexOfChild(child) > 0) {
2127                 tabs.removeChild(child);
2128                 child.destroy();
2129         } else {
2130                 if (dijit.byId("content-insert"))
2131                         dijit.byId("headlines-wrap-inner").removeChild(
2132                                 dijit.byId("content-insert"));
2133         }
2134 }
2135
2136 function initHeadlinesMenu() {
2137         try {
2138                 if (dijit.byId("headlinesMenu"))
2139                         dijit.byId("headlinesMenu").destroyRecursive();
2140
2141                 var ids = [];
2142
2143                 if (!isCdmMode()) {
2144                         nodes = $$("#headlines-frame > div[id*=RROW]");
2145                 } else {
2146                         nodes = $$("#headlines-frame span[id*=RTITLE]");
2147                 }
2148
2149                 nodes.each(function(node) {
2150                         ids.push(node.id);
2151                 });
2152
2153                 var menu = new dijit.Menu({
2154                         id: "headlinesMenu",
2155                         targetNodeIds: ids,
2156                 });
2157
2158                 var tmph = dojo.connect(menu, '_openMyself', function (event) {
2159                         var callerNode = event.target, match = null, tries = 0;
2160
2161                         while (match == null && callerNode && tries <= 3) {
2162                                 match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
2163                                 callerNode = callerNode.parentNode;
2164                                 ++tries;
2165                         }
2166
2167                         if (match) this.callerRowId = parseInt(match[1]);
2168
2169                 });
2170
2171                 if (!isCdmMode())
2172                         menu.addChild(new dijit.MenuItem({
2173                                 label: __("View article"),
2174                                 onClick: function(event) {
2175                                         view(this.getParent().callerRowId);
2176                                 }}));
2177
2178                 menu.addChild(new dijit.MenuItem({
2179                         label: __("View in a new tab"),
2180                         onClick: function(event) {
2181                                 hlOpenInNewTab(event, this.getParent().callerRowId);
2182                                 }}));
2183
2184                 menu.addChild(new dijit.MenuSeparator());
2185
2186                 menu.addChild(new dijit.MenuItem({
2187                         label: __("Open original article"),
2188                         onClick: function(event) {
2189                                 openArticleInNewWindow(this.getParent().callerRowId);
2190                         }}));
2191
2192                 var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
2193
2194                 if (labels) {
2195
2196                         menu.addChild(new dijit.MenuSeparator());
2197
2198                         var labelsMenu = new dijit.Menu({ownerMenu: menu});
2199
2200                         labels.each(function(label) {
2201                                 var id = label.id[0];
2202                                 var bare_id = id.substr(id.indexOf(":")+1);
2203                                 var name = label.name[0];
2204
2205                                 bare_id = -11-bare_id;
2206
2207                                 labelsMenu.addChild(new dijit.MenuItem({
2208                                         label: name,
2209                                         labelId: bare_id,
2210                                         onClick: function(event) {
2211                                                 //console.log(this.labelId);
2212                                                 //console.log(this.getParent().ownerMenu.callerRowId);
2213                                                 selectionAssignLabel(this.labelId,
2214                                                         [this.getParent().ownerMenu.callerRowId]);
2215                                 }}));
2216                         });
2217
2218                         menu.addChild(new dijit.PopupMenuItem({
2219                                 label: __("Labels"),
2220                                 popup: labelsMenu,
2221                         }));
2222                 }
2223
2224                 menu.startup();
2225
2226         } catch (e) {
2227                 exception_error("initHeadlinesMenu", e);
2228         }
2229 }
2230
2231 function tweetArticle(id) {
2232         try {
2233                 var query = "?op=rpc&subop=getTweetInfo&id=" + param_escape(id);
2234
2235                 console.log(query);
2236
2237                 var d = new Date();
2238       var ts = d.getTime();
2239
2240                 var w = window.open('backend.php?op=loading', 'ttrss_tweet',
2241                         "status=0,toolbar=0,location=0,width=500,height=400,scrollbars=1,menubar=0");
2242
2243                 new Ajax.Request("backend.php", {
2244                         parameters: query,
2245                         onComplete: function(transport) {
2246                                 var ti = JSON.parse(transport.responseText);
2247
2248                                 var share_url = "http://twitter.com/share?_=" + ts +
2249                                         "&text=" + param_escape(ti.title) +
2250                                         "&url=" + param_escape(ti.link);
2251
2252                                 w.location.href = share_url;
2253
2254                         } });
2255
2256
2257         } catch (e) {
2258                 exception_error("tweetArticle", e);
2259         }
2260 }
2261
2262 function editArticleNote(id) {
2263         try {
2264
2265                 var query = "backend.php?op=dlg&id=editArticleNote&param=" + param_escape(id);
2266
2267                 if (dijit.byId("editNoteDlg"))
2268                         dijit.byId("editNoteDlg").destroyRecursive();
2269
2270                 dialog = new dijit.Dialog({
2271                         id: "editNoteDlg",
2272                         title: __("Edit article note"),
2273                         style: "width: 600px",
2274                         execute: function() {
2275                                 if (this.validate()) {
2276                                         var query = dojo.objectToQuery(this.attr('value'));
2277
2278                                         notify_progress("Saving article note...", true);
2279
2280                                         new Ajax.Request("backend.php", {
2281                                         parameters: query,
2282                                         onComplete: function(transport) {
2283                                                 notify('');
2284                                                 dialog.hide();
2285
2286                                                 var reply = JSON.parse(transport.responseText);
2287
2288                                                 cache_invalidate(id);
2289
2290                                                 var elem = $("POSTNOTE-" + id);
2291
2292                                                 if (elem) {
2293                                                         Element.hide(elem);
2294                                                         elem.innerHTML = reply.note;
2295                                                         new Effect.Appear(elem);
2296                                                 }
2297
2298                                         }});
2299                                 }
2300                         },
2301                         href: query,
2302                 });
2303
2304                 dialog.show();
2305
2306         } catch (e) {
2307                 exception_error("editArticleNote", e);
2308         }
2309 }
2310
2311 function player(elem) {
2312         var aid = elem.getAttribute("audio-id");
2313         var status = elem.getAttribute("status");
2314
2315         var audio = $(aid);
2316
2317         if (audio) {
2318                 if (status == 0) {
2319                         audio.play();
2320                         status = 1;
2321                         elem.innerHTML = __("Playing...");
2322                         elem.title = __("Click to pause");
2323                         elem.addClassName("playing");
2324                 } else {
2325                         audio.pause();
2326                         status = 0;
2327                         elem.innerHTML = __("Play");
2328                         elem.title = __("Click to play");
2329                         elem.removeClassName("playing");
2330                 }
2331
2332                 elem.setAttribute("status", status);
2333         } else {
2334                 alert("Your browser doesn't seem to support HTML5 audio.");
2335         }
2336 }
2337