viewfeed.js

   1 var active_post_id = false;
   2 var last_article_view = false;
   3 var active_real_feed_id = false;
   4
   5 var _cdm_wd_timeout = false;
   6 var _cdm_wd_vishist = new Array();
   7
   8 var article_cache = new Array();
   9
  10 var vgroup_last_feed = false;
  11 var post_under_pointer = false;
  12
  13 var last_requested_article = false;
  14
  15 var preload_id_batch = [];
  16 var preload_timeout_id = false;
  17
  18 var cache_added = [];
  19
  20 function headlines_callback2(transport, feed_cur_page) {
  21         try {
  22
  23                 if (!handle_rpc_reply(transport)) return;
  24
  25                 loading_set_progress(25);
  26
  27                 console.log("headlines_callback2 [page=" + feed_cur_page + "]");
  28
  29                 if (!transport_error_check(transport)) return;
  30
  31                 var is_cat = false;
  32                 var feed_id = false;
  33
  34                 if (transport.responseXML) {
  35                         var headlines = transport.responseXML.getElementsByTagName("headlines")[0];
  36                         if (headlines) {
  37                                 is_cat = headlines.getAttribute("is_cat");
  38                                 feed_id = headlines.getAttribute("id");
  39                                 setActiveFeedId(feed_id, is_cat);
  40                         }
  41                 }
  42
  43                 var update_btn = document.forms["main_toolbar_form"].update;
  44
  45                 update_btn.disabled = !(feed_id >= 0 && !is_cat);
  46
  47                 try {
  48                         if (feed_cur_page == 0) {
  49                                 $("headlines-frame").scrollTop = 0;
  50                         }
  51                 } catch (e) { };
  52
  53                 if (transport.responseXML) {
  54                         var response = transport.responseXML;
  55
  56                         var headlines = response.getElementsByTagName("headlines")[0];
  57
  58                         var headlines_content = headlines.getElementsByTagName("content")[0];
  59                         var headlines_toolbar = headlines.getElementsByTagName("toolbar")[0];
  60
  61                         var headlines_info = response.getElementsByTagName("headlines-info")[0];
  62
  63                         if (headlines_info)
  64                                 headlines_info = JSON.parse(headlines_info.firstChild.nodeValue);
  65                         else {
  66                                 console.error("didn't find headlines-info object in response");
  67                                 return;
  68                         }
  69
  70                         var headlines_count = headlines_info.count;
  71                         var headlines_unread = headlines_info.unread;
  72                         var disable_cache = headlines_info.disable_cache;
  73
  74                         vgroup_last_feed = headlines_info.vgroup_last_feed;
  75
  76                         if (parseInt(headlines_count) < getInitParam("default_article_limit")) {
  77                                 _infscroll_disable = 1;
  78                         } else {
  79                                 _infscroll_disable = 0;
  80                         }
  81
  82                         var counters = response.getElementsByTagName("counters")[0];
  83                         var articles = response.getElementsByTagName("article");
  84                         var runtime_info = response.getElementsByTagName("runtime-info");
  85
  86                         if (feed_cur_page == 0) {
  87                                 if (headlines) {
  88                                         dijit.byId("headlines-frame").attr('content',
  89                                                 headlines_content.firstChild.nodeValue);
  90
  91                                         dijit.byId("headlines-toolbar").attr('content',
  92                                                 headlines_toolbar.firstChild.nodeValue);
  93
  94                                         initHeadlinesMenu();
  95
  96                                         var cache_prefix = "";
  97
  98                                         if (is_cat) {
  99                                                 cache_prefix = "C:";
 100                                         } else {
 101                                                 cache_prefix = "F:";
 102                                         }
 103
 104                                         cache_invalidate(cache_prefix + feed_id);
 105
 106                                         if (!disable_cache) {
 107                                                 cache_inject(cache_prefix + feed_id,
 108                                                         $("headlines-frame").innerHTML, headlines_unread);
 109                                         }
 110
 111                                 } else {
 112                                         console.warn("headlines_callback: returned no data");
 113                                         dijit.byId("headlines-frame").attr('content',
 114                                                 "<div class='whiteBox'>" +
 115                                                 __('Could not update headlines (missing XML data)') + "</div>");
 116
 117                                 }
 118                         } else {
 119                                 if (headlines) {
 120                                         if (headlines_count > 0) {
 121                                                 console.log("adding some more headlines...");
 122
 123                                                 var c = dijit.byId("headlines-frame");
 124                                                 var ids = getSelectedArticleIds2();
 125
 126                                                 //c.attr('content', c.attr('content') +
 127                                                 //      headlines_content.firstChild.nodeValue);
 128
 129                                                 $("headlines-tmp").innerHTML = headlines_content.firstChild.nodeValue;
 130
 131                                                 $$("#headlines-tmp > div").each(function(row) {
 132                                                         c.domNode.appendChild(row);
 133                                                 });
 134
 135                                                 console.log("restore selected ids: " + ids);
 136
 137                                                 for (var i = 0; i < ids.length; i++) {
 138                                                         markHeadline(ids[i]);
 139                                                 }
 140
 141                                                 initHeadlinesMenu();
 142
 143                                         } else {
 144                                                 console.log("no new headlines received");
 145                                         }
 146                                 } else {
 147                                         console.warn("headlines_callback: returned no data");
 148                                         notify_error("Error while trying to load more headlines");
 149                                 }
 150
 151                         }
 152
 153                         if (articles) {
 154                                 for (var i = 0; i < articles.length; i++) {
 155                                         var a_id = articles[i].getAttribute("id");
 156                                         //console.log("found id: " + a_id);
 157                                         cache_inject(a_id, articles[i].firstChild.nodeValue);
 158                                 }
 159                         } else {
 160                                 console.log("no cached articles received");
 161                         }
 162
 163                         if (counters)
 164                                 parse_counters(counters);
 165                         else
 166                                 request_counters();
 167
 168                 } else {
 169                         console.warn("headlines_callback: returned no XML object");
 170                         dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
 171                                         __('Could not update headlines (missing XML object)') + "</div>");
 172                 }
 173
 174
 175                 if (_cdm_wd_timeout) window.clearTimeout(_cdm_wd_timeout);
 176
 177                 if (isCdmMode() &&
 178                                 getActiveFeedId() != -3 &&
 179                                 getInitParam("cdm_auto_catchup") == 1) {
 180                         console.log("starting CDM watchdog");
 181                         _cdm_wd_timeout = window.setTimeout("cdmWatchdog()", 5000);
 182                         _cdm_wd_vishist = new Array();
 183                 } else {
 184                         console.log("not in CDM mode or watchdog disabled");
 185                 }
 186
 187                 _feed_cur_page = feed_cur_page;
 188                 _infscroll_request_sent = 0;
 189
 190                 notify("");
 191
 192         } catch (e) {
 193                 exception_error("headlines_callback2", e, transport);
 194         }
 195 }
 196
 197 function render_article(article) {
 198         try {
 199                 dijit.byId("headlines-wrap-inner").addChild(
 200                                 dijit.byId("content-insert"));
 201
 202                 var c = dijit.byId("content-insert");
 203
 204                 try {
 205                         c.domNode.scrollTop = 0;
 206                 } catch (e) { };
 207
 208                 c.attr('content', article);
 209
 210                 correctHeadlinesOffset(getActiveArticleId());
 211
 212         } catch (e) {
 213                 exception_error("render_article", e);
 214         }
 215 }
 216
 217 function showArticleInHeadlines(id) {
 218
 219         try {
 220
 221                 selectArticles("none");
 222
 223                 var crow = $("RROW-" + id);
 224
 225                 if (!crow) return;
 226
 227                 var article_is_unread = crow.hasClassName("Unread");
 228
 229                 crow.removeClassName("Unread");
 230
 231                 selectArticles('none');
 232
 233                 var upd_img_pic = $("FUPDPIC-" + id);
 234
 235                 var cache_prefix = "";
 236
 237                 if (activeFeedIsCat()) {
 238                         cache_prefix = "C:";
 239                 } else {
 240                         cache_prefix = "F:";
 241                 }
 242
 243                 var view_mode = false;
 244
 245                 try {
 246                         view_mode = document.forms['main_toolbar_form'].view_mode;
 247                         view_mode = view_mode[view_mode.selectedIndex].value;
 248                 } catch (e) {
 249                         //
 250                 }
 251
 252                 if (upd_img_pic && (upd_img_pic.src.match("updated.png") ||
 253                                         upd_img_pic.src.match("fresh_sign.png"))) {
 254
 255                         upd_img_pic.src = "images/blank_icon.gif";
 256
 257                         cache_invalidate(cache_prefix + getActiveFeedId());
 258
 259                         cache_inject(cache_prefix + getActiveFeedId(),
 260                                 $("headlines-frame").innerHTML,
 261                                 getFeedUnread(getActiveFeedId()));
 262
 263                 } else if (article_is_unread && view_mode == "all_articles") {
 264
 265                         cache_invalidate(cache_prefix + getActiveFeedId());
 266
 267                         cache_inject(cache_prefix + getActiveFeedId(),
 268                                 $("headlines-frame").innerHTML,
 269                                 getFeedUnread(getActiveFeedId())-1);
 270
 271                 } else if (article_is_unread) {
 272                         cache_invalidate(cache_prefix + getActiveFeedId());
 273                 }
 274
 275                 markHeadline(id);
 276
 277                 if (article_is_unread)
 278                         _force_scheduled_update = true;
 279
 280         } catch (e) {
 281                 exception_error("showArticleInHeadlines", e);
 282         }
 283 }
 284
 285 function article_callback2(transport, id) {
 286         try {
 287                 console.log("article_callback2 " + id);
 288
 289                 if (!handle_rpc_reply(transport)) return;
 290
 291                 if (transport.responseXML) {
 292
 293                         if (!transport_error_check(transport)) return;
 294
 295                         var upic = $('FUPDPIC-' + id);
 296
 297                         if (upic) {
 298                                 upic.src = 'images/blank_icon.gif';
 299                         }
 300
 301                         if (id != last_requested_article) {
 302                                 console.log("requested article id is out of sequence, aborting");
 303                                 return;
 304                         }
 305
 306 //                      active_post_id = id;
 307
 308                         //console.log("looking for articles to cache...");
 309
 310                         var articles = transport.responseXML.getElementsByTagName("article");
 311
 312                         for (var i = 0; i < articles.length; i++) {
 313                                 var a_id = articles[i].getAttribute("id");
 314
 315                                 //console.log("found id: " + a_id);
 316
 317                                 if (a_id == active_post_id) {
 318                                         //console.log("active article, rendering...");
 319                                         render_article(articles[i].firstChild.nodeValue);
 320                                 }
 321
 322                                 cache_inject(a_id, articles[i].firstChild.nodeValue);
 323                         }
 324
 325
 326 //                      showArticleInHeadlines(id);
 327
 328                         var reply = transport.responseXML.firstChild.firstChild;
 329
 330                 } else {
 331                         console.warn("article_callback: returned no XML object");
 332                         //var f = $("content-frame");
 333                         //f.innerHTML = "<div class='whiteBox'>" + __('Could not display article (missing XML object)') + "</div>";
 334                 }
 335
 336                 var date = new Date();
 337                 last_article_view = date.getTime() / 1000;
 338
 339                 request_counters();
 340
 341                 notify("");
 342         } catch (e) {
 343                 exception_error("article_callback2", e, transport);
 344         }
 345 }
 346
 347 function view(id) {
 348         try {
 349                 console.log("loading article: " + id);
 350
 351                 var cached_article = cache_find(id);
 352
 353                 console.log("cache check result: " + (cached_article != false));
 354
 355                 hideAuxDlg();
 356
 357                 var query = "?op=view&id=" + param_escape(id);
 358
 359                 var neighbor_ids = getRelativePostIds(active_post_id);
 360
 361                 /* only request uncached articles */
 362
 363                 var cids_to_request = Array();
 364
 365                 for (var i = 0; i < neighbor_ids.length; i++) {
 366                         if (!cache_check(neighbor_ids[i])) {
 367                                 cids_to_request.push(neighbor_ids[i]);
 368                         }
 369                 }
 370
 371                 console.log("additional ids: " + cids_to_request.toString());
 372
 373                 query = query + "&cids=" + cids_to_request.toString();
 374
 375                 var crow = $("RROW-" + id);
 376                 var article_is_unread = crow.hasClassName("Unread");
 377
 378                 active_post_id = id;
 379                 showArticleInHeadlines(id);
 380
 381                 if (!cached_article) {
 382
 383                         var upic = $('FUPDPIC-' + id);
 384
 385                         if (upic) {
 386                                 upic.src = getInitParam("sign_progress");
 387                         }
 388
 389                 } else if (cached_article && article_is_unread) {
 390
 391                         query = query + "&mode=prefetch";
 392
 393                         render_article(cached_article);
 394
 395                 } else if (cached_article) {
 396
 397                         query = query + "&mode=prefetch_old";
 398                         render_article(cached_article);
 399
 400                 }
 401
 402                 cache_expire();
 403
 404                 last_requested_article = id;
 405
 406                 new Ajax.Request("backend.php", {
 407                         parameters: query,
 408                         onComplete: function(transport) {
 409                                 article_callback2(transport, id);
 410                         } });
 411
 412                 return false;
 413
 414         } catch (e) {
 415                 exception_error("view", e);
 416         }
 417 }
 418
 419 function tMark(id) {
 420         return toggleMark(id);
 421 }
 422
 423 function tPub(id) {
 424         return togglePub(id);
 425 }
 426
 427 function toggleMark(id, client_only) {
 428         try {
 429                 var query = "?op=rpc&id=" + id + "&subop=mark";
 430
 431                 var img = $("FMPIC-" + id);
 432
 433                 if (!img) return;
 434
 435                 if (img.src.match("mark_unset")) {
 436                         img.src = img.src.replace("mark_unset", "mark_set");
 437                         img.alt = __("Unstar article");
 438                         query = query + "&mark=1";
 439
 440                 } else {
 441                         img.src = img.src.replace("mark_set", "mark_unset");
 442                         img.alt = __("Star article");
 443                         query = query + "&mark=0";
 444                 }
 445
 446                 if (!client_only) {
 447                         new Ajax.Request("backend.php", {
 448                                 parameters: query,
 449                                 onComplete: function(transport) {
 450                                         handle_rpc_json(transport);
 451                                 } });
 452                 }
 453
 454         } catch (e) {
 455                 exception_error("toggleMark", e);
 456         }
 457 }
 458
 459 function togglePub(id, client_only, no_effects, note) {
 460         try {
 461                 var query = "?op=rpc&id=" + id + "&subop=publ";
 462
 463                 if (note != undefined) {
 464                         query = query + "&note=" + param_escape(note);
 465                 } else {
 466                         query = query + "&note=undefined";
 467                 }
 468
 469                 var img = $("FPPIC-" + id);
 470
 471                 if (!img) return;
 472
 473                 if (img.src.match("pub_unset") || note != undefined) {
 474                         img.src = img.src.replace("pub_unset", "pub_set");
 475                         img.alt = __("Unpublish article");
 476                         query = query + "&pub=1";
 477
 478                 } else {
 479                         img.src = img.src.replace("pub_set", "pub_unset");
 480                         img.alt = __("Publish article");
 481
 482                         query = query + "&pub=0";
 483                 }
 484
 485                 if (!client_only) {
 486                         new Ajax.Request("backend.php", {
 487                                 parameters: query,
 488                                 onComplete: function(transport) {
 489                                         handle_rpc_reply(transport);
 490
 491                                         var note = transport.responseXML.getElementsByTagName("note")[0];
 492
 493                                         if (note) {
 494                                                 var note_id = note.getAttribute("id");
 495                                                 var note_size = note.getAttribute("size");
 496                                                 var note_content = note.firstChild.nodeValue;
 497
 498                                                 var container = $('POSTNOTE-' + note_id);
 499
 500                                                 cache_invalidate(note_id);
 501
 502                                                 if (container) {
 503                                                         if (note_size == "0") {
 504                                                                 Element.hide(container);
 505                                                         } else {
 506                                                                 container.innerHTML = note_content;
 507                                                                 Element.show(container);
 508                                                         }
 509                                                 }
 510                                         }
 511
 512                                 } });
 513                 }
 514
 515         } catch (e) {
 516                 exception_error("togglePub", e);
 517         }
 518 }
 519
 520 function moveToPost(mode) {
 521
 522         try {
 523
 524                 var rows = getVisibleArticleIds();
 525
 526                 var prev_id = false;
 527                 var next_id = false;
 528
 529                 if (!$('RROW-' + active_post_id)) {
 530                         active_post_id = false;
 531                 }
 532
 533                 if (active_post_id == false) {
 534                         next_id = getFirstVisibleHeadlineId();
 535                         prev_id = getLastVisibleHeadlineId();
 536                 } else {
 537                         for (var i = 0; i < rows.length; i++) {
 538                                 if (rows[i] == active_post_id) {
 539                                         prev_id = rows[i-1];
 540                                         next_id = rows[i+1];
 541                                 }
 542                         }
 543                 }
 544
 545                 if (mode == "next") {
 546                         if (next_id) {
 547                                 if (isCdmMode()) {
 548
 549                                         cdmExpandArticle(next_id);
 550                                         cdmScrollToArticleId(next_id);
 551
 552                                 } else {
 553                                         correctHeadlinesOffset(next_id);
 554                                         view(next_id, getActiveFeedId());
 555                                 }
 556                         }
 557                 }
 558
 559                 if (mode == "prev") {
 560                         if (prev_id) {
 561                                 if (isCdmMode()) {
 562                                         cdmExpandArticle(prev_id);
 563                                         cdmScrollToArticleId(prev_id);
 564                                 } else {
 565                                         correctHeadlinesOffset(prev_id);
 566                                         view(prev_id, getActiveFeedId());
 567                                 }
 568                         }
 569                 }
 570
 571         } catch (e) {
 572                 exception_error("moveToPost", e);
 573         }
 574 }
 575
 576 function toggleSelected(id, force_on) {
 577         try {
 578
 579                 var cb = $("RCHK-" + id);
 580                 var row = $("RROW-" + id);
 581
 582                 if (row) {
 583                         if (row.hasClassName('Selected') && !force_on) {
 584                                 row.removeClassName('Selected');
 585                                 if (cb) cb.checked = false;
 586                         } else {
 587                                 row.addClassName('Selected');
 588                                 if (cb) cb.checked = true;
 589                         }
 590                 }
 591         } catch (e) {
 592                 exception_error("toggleSelected", e);
 593         }
 594 }
 595
 596 function toggleUnread_afh(effect) {
 597         try {
 598
 599                 var elem = effect.element;
 600                 elem.style.backgroundColor = "";
 601
 602         } catch (e) {
 603                 exception_error("toggleUnread_afh", e);
 604         }
 605 }
 606
 607 function toggleUnread(id, cmode, effect) {
 608         try {
 609
 610                 var row = $("RROW-" + id);
 611                 if (row) {
 612                         if (cmode == undefined || cmode == 2) {
 613                                 if (row.hasClassName("Unread")) {
 614                                         row.removeClassName("Unread");
 615
 616                                         if (effect) {
 617                                                 new Effect.Highlight(row, {duration: 1, startcolor: "#fff7d5",
 618                                                         afterFinish: toggleUnread_afh,
 619                                                         queue: { position:'end', scope: 'TMRQ-' + id, limit: 1 } } );
 620                                         }
 621
 622                                 } else {
 623                                         row.addClassName("Unread");
 624                                 }
 625
 626                         } else if (cmode == 0) {
 627
 628                                 row.removeClassName("Unread");
 629
 630                                 if (effect) {
 631                                         new Effect.Highlight(row, {duration: 1, startcolor: "#fff7d5",
 632                                                 afterFinish: toggleUnread_afh,
 633                                                 queue: { position:'end', scope: 'TMRQ-' + id, limit: 1 } } );
 634                                 }
 635
 636                         } else if (cmode == 1) {
 637                                 row.addClassName("Unread");
 638                         }
 639
 640                         if (cmode == undefined) cmode = 2;
 641
 642                         var query = "?op=rpc&subop=catchupSelected" +
 643                                 "&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
 644
 645 //                      notify_progress("Loading, please wait...");
 646
 647                         new Ajax.Request("backend.php", {
 648                                 parameters: query,
 649                                 onComplete: function(transport) {
 650                                         handle_rpc_json(transport);
 651                                 } });
 652
 653                 }
 654
 655         } catch (e) {
 656                 exception_error("toggleUnread", e);
 657         }
 658 }
 659
 660 function selectionRemoveLabel(id, ids) {
 661         try {
 662
 663                 if (!ids) var ids = getSelectedArticleIds2();
 664
 665                 if (ids.length == 0) {
 666                         alert(__("No articles are selected."));
 667                         return;
 668                 }
 669
 670 //              var ok = confirm(__("Remove selected articles from label?"));
 671
 672 //              if (ok) {
 673
 674                         var query = "?op=rpc&subop=removeFromLabel&ids=" +
 675                                 param_escape(ids.toString()) + "&lid=" + param_escape(id);
 676
 677                         console.log(query);
 678
 679 //                      notify_progress("Loading, please wait...");
 680
 681                         cache_invalidate("F:" + (-11 - id));
 682
 683                         new Ajax.Request("backend.php", {
 684                                 parameters: query,
 685                                 onComplete: function(transport) {
 686                                         handle_rpc_json(transport);
 687                                         show_labels_in_headlines(transport);
 688                                 } });
 689
 690 //              }
 691
 692         } catch (e) {
 693                 exception_error("selectionAssignLabel", e);
 694
 695         }
 696 }
 697
 698 function selectionAssignLabel(id, ids) {
 699         try {
 700
 701                 if (!ids) ids = getSelectedArticleIds2();
 702
 703                 if (ids.length == 0) {
 704                         alert(__("No articles are selected."));
 705                         return;
 706                 }
 707
 708 //              var ok = confirm(__("Assign selected articles to label?"));
 709
 710 //              if (ok) {
 711
 712                         cache_invalidate("F:" + (-11 - id));
 713
 714                         var query = "?op=rpc&subop=assignToLabel&ids=" +
 715                                 param_escape(ids.toString()) + "&lid=" + param_escape(id);
 716
 717                         console.log(query);
 718
 719 //                      notify_progress("Loading, please wait...");
 720
 721                         new Ajax.Request("backend.php", {
 722                                 parameters: query,
 723                                 onComplete: function(transport) {
 724                                         handle_rpc_json(transport);
 725                                         show_labels_in_headlines(transport);
 726                                 } });
 727
 728 //              }
 729
 730         } catch (e) {
 731                 exception_error("selectionAssignLabel", e);
 732
 733         }
 734 }
 735
 736 function selectionToggleUnread(set_state, callback, no_error) {
 737         try {
 738                 var rows = getSelectedArticleIds2();
 739
 740                 if (rows.length == 0 && !no_error) {
 741                         alert(__("No articles are selected."));
 742                         return;
 743                 }
 744
 745                 for (i = 0; i < rows.length; i++) {
 746                         var row = $("RROW-" + rows[i]);
 747                         if (row) {
 748                                 if (set_state == undefined) {
 749                                         if (row.hasClassName("Unread")) {
 750                                                 row.removeClassName("Unread");
 751                                         } else {
 752                                                 row.addClassName("Unread");
 753                                         }
 754                                 }
 755
 756                                 if (set_state == false) {
 757                                         row.removeClassName("Unread");
 758                                 }
 759
 760                                 if (set_state == true) {
 761                                         row.addClassName("Unread");
 762                                 }
 763                         }
 764                 }
 765
 766                 if (rows.length > 0) {
 767
 768                         var cmode = "";
 769
 770                         if (set_state == undefined) {
 771                                 cmode = "2";
 772                         } else if (set_state == true) {
 773                                 cmode = "1";
 774                         } else if (set_state == false) {
 775                                 cmode = "0";
 776                         }
 777
 778                         var query = "?op=rpc&subop=catchupSelected" +
 779                                 "&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
 780
 781                         notify_progress("Loading, please wait...");
 782
 783                         new Ajax.Request("backend.php", {
 784                                 parameters: query,
 785                                 onComplete: function(transport) {
 786                                         handle_rpc_json(transport);
 787                                         if (callback) callback(transport);
 788                                 } });
 789
 790                 }
 791
 792         } catch (e) {
 793                 exception_error("selectionToggleUnread", e);
 794         }
 795 }
 796
 797 function selectionToggleMarked() {
 798         try {
 799
 800                 var rows = getSelectedArticleIds2();
 801
 802                 if (rows.length == 0) {
 803                         alert(__("No articles are selected."));
 804                         return;
 805                 }
 806
 807                 for (i = 0; i < rows.length; i++) {
 808                         toggleMark(rows[i], true, true);
 809                 }
 810
 811                 if (rows.length > 0) {
 812
 813                         var query = "?op=rpc&subop=markSelected&ids=" +
 814                                 param_escape(rows.toString()) + "&cmode=2";
 815
 816                         new Ajax.Request("backend.php", {
 817                                 parameters: query,
 818                                 onComplete: function(transport) {
 819                                         handle_rpc_json(transport);
 820                                 } });
 821
 822                 }
 823
 824         } catch (e) {
 825                 exception_error("selectionToggleMarked", e);
 826         }
 827 }
 828
 829 function selectionTogglePublished() {
 830         try {
 831
 832                 var rows = getSelectedArticleIds2();
 833
 834                 if (rows.length == 0) {
 835                         alert(__("No articles are selected."));
 836                         return;
 837                 }
 838
 839                 for (i = 0; i < rows.length; i++) {
 840                         togglePub(rows[i], true, true);
 841                 }
 842
 843                 if (rows.length > 0) {
 844
 845                         var query = "?op=rpc&subop=publishSelected&ids=" +
 846                                 param_escape(rows.toString()) + "&cmode=2";
 847
 848                         new Ajax.Request("backend.php", {
 849                                 parameters: query,
 850                                 onComplete: function(transport) {
 851                                         handle_rpc_json(transport);
 852                                 } });
 853
 854                 }
 855
 856         } catch (e) {
 857                 exception_error("selectionToggleMarked", e);
 858         }
 859 }
 860
 861 function getSelectedArticleIds2() {
 862
 863         var rv = [];
 864
 865         $$("#headlines-frame > div[id*=RROW][class*=Selected]").each(
 866                 function(child) {
 867                         rv.push(child.id.replace("RROW-", ""));
 868                 });
 869
 870         return rv;
 871 }
 872
 873 function getLoadedArticleIds() {
 874         var rv = [];
 875
 876         var children = $$("#headlines-frame > div[id*=RROW-]");
 877
 878         children.each(function(child) {
 879                         rv.push(child.id.replace("RROW-", ""));
 880                 });
 881
 882         return rv;
 883
 884 }
 885
 886 // mode = all,none,unread,invert
 887 function selectArticles(mode) {
 888         try {
 889
 890                 var children = $$("#headlines-frame > div[id*=RROW]");
 891
 892                 children.each(function(child) {
 893                         var id = child.id.replace("RROW-", "");
 894                         var cb = $("RCHK-" + id);
 895
 896                         if (mode == "all") {
 897                                 child.addClassName("Selected");
 898                                 cb.checked = true;
 899                         } else if (mode == "unread") {
 900                                 if (child.hasClassName("Unread")) {
 901                                         child.addClassName("Selected");
 902                                         cb.checked = true;
 903                                 } else {
 904                                         child.removeClassName("Selected");
 905                                         cb.checked = false;
 906                                 }
 907                         } else if (mode == "invert") {
 908                                 if (child.hasClassName("Selected")) {
 909                                         child.removeClassName("Selected");
 910                                         cb.checked = false;
 911                                 } else {
 912                                         child.addClassName("Selected");
 913                                         cb.checked = true;
 914                                 }
 915
 916                         } else {
 917                                 child.removeClassName("Selected");
 918                                 cb.checked = false;
 919                         }
 920                 });
 921
 922         } catch (e) {
 923                 exception_error("selectArticles", e);
 924         }
 925 }
 926
 927 function catchupPage() {
 928
 929         var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 930
 931         var str = __("Mark all visible articles in %s as read?");
 932
 933         str = str.replace("%s", fn);
 934
 935         if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
 936                 return;
 937         }
 938
 939         selectArticles('all');
 940         selectionToggleUnread(false, 'viewCurrentFeed()', true)
 941         selectArticles('none');
 942 }
 943
 944 function deleteSelection() {
 945
 946         try {
 947
 948                 var rows = getSelectedArticleIds2();
 949
 950                 if (rows.length == 0) {
 951                         alert(__("No articles are selected."));
 952                         return;
 953                 }
 954
 955                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 956                 var str;
 957                 var op;
 958
 959                 if (getActiveFeedId() != 0) {
 960                         str = __("Delete %d selected articles in %s?");
 961                 } else {
 962                         str = __("Delete %d selected articles?");
 963                 }
 964
 965                 str = str.replace("%d", rows.length);
 966                 str = str.replace("%s", fn);
 967
 968                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
 969                         return;
 970                 }
 971
 972                 query = "?op=rpc&subop=delete&ids=" + param_escape(rows);
 973
 974                 console.log(query);
 975
 976                 new Ajax.Request("backend.php", {
 977                         parameters: query,
 978                         onComplete: function(transport) {
 979                                         handle_rpc_json(transport);
 980                                         viewCurrentFeed();
 981                                 } });
 982
 983         } catch (e) {
 984                 exception_error("deleteSelection", e);
 985         }
 986 }
 987
 988 function archiveSelection() {
 989
 990         try {
 991
 992                 var rows = getSelectedArticleIds2();
 993
 994                 if (rows.length == 0) {
 995                         alert(__("No articles are selected."));
 996                         return;
 997                 }
 998
 999                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1000                 var str;
1001                 var op;
1002
1003                 if (getActiveFeedId() != 0) {
1004                         str = __("Archive %d selected articles in %s?");
1005                         op = "archive";
1006                 } else {
1007                         str = __("Move %d archived articles back?");
1008                         op = "unarchive";
1009                 }
1010
1011                 str = str.replace("%d", rows.length);
1012                 str = str.replace("%s", fn);
1013
1014                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1015                         return;
1016                 }
1017
1018                 query = "?op=rpc&subop="+op+"&ids=" + param_escape(rows);
1019
1020                 console.log(query);
1021
1022                 for (var i = 0; i < rows.length; i++) {
1023                         cache_invalidate(rows[i]);
1024                 }
1025
1026                 new Ajax.Request("backend.php", {
1027                         parameters: query,
1028                         onComplete: function(transport) {
1029                                         handle_rpc_json(transport);
1030                                         viewCurrentFeed();
1031                                 } });
1032
1033         } catch (e) {
1034                 exception_error("archiveSelection", e);
1035         }
1036 }
1037
1038 function catchupSelection() {
1039
1040         try {
1041
1042                 var rows = getSelectedArticleIds2();
1043
1044                 if (rows.length == 0) {
1045                         alert(__("No articles are selected."));
1046                         return;
1047                 }
1048
1049                 var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
1050
1051                 var str = __("Mark %d selected articles in %s as read?");
1052
1053                 str = str.replace("%d", rows.length);
1054                 str = str.replace("%s", fn);
1055
1056                 if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
1057                         return;
1058                 }
1059
1060                 selectionToggleUnread(false, 'viewCurrentFeed()', true)
1061
1062         } catch (e) {
1063                 exception_error("catchupSelection", e);
1064         }
1065 }
1066
1067 function editArticleTags(id) {
1068                 var query = "backend.php?op=dlg&id=editArticleTags&param=" + param_escape(id);
1069
1070                 if (dijit.byId("editTagsDlg"))
1071                         dijit.byId("editTagsDlg").destroyRecursive();
1072
1073                 dialog = new dijit.Dialog({
1074                         id: "editTagsDlg",
1075                         title: __("Edit article Tags"),
1076                         style: "width: 600px",
1077                         execute: function() {
1078                                 if (this.validate()) {
1079                                         var query = dojo.objectToQuery(this.attr('value'));
1080
1081                                         notify_progress("Saving article tags...", true);
1082
1083                                         new Ajax.Request("backend.php", {
1084                                         parameters: query,
1085                                         onComplete: function(transport) {
1086                                                 notify('');
1087                                                 dialog.hide();
1088
1089                                                 var data = JSON.parse(transport.responseText);
1090
1091                                                 if (data) {
1092                                                         var tags_str = data.tags_str;
1093                                                         var id = tags_str.id;
1094
1095                                                         var tags = $("ATSTR-" + id);
1096
1097                                                         if (tags) {
1098                                                                 tags.innerHTML = tags_str.content;
1099                                                         }
1100
1101                                                         cache_invalidate(id);
1102                                                 }
1103
1104                                         }});
1105                                 }
1106                         },
1107                         href: query,
1108                 });
1109
1110                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1111                 dojo.disconnect(tmph);
1112
1113                         new Ajax.Autocompleter('tags_str', 'tags_choices',
1114                            "backend.php?op=rpc&subop=completeTags",
1115                            { tokens: ',', paramName: "search" });
1116                 });
1117
1118                 dialog.show();
1119
1120 }
1121
1122 function cdmScrollToArticleId(id) {
1123         try {
1124                 var ctr = $("headlines-frame");
1125                 var e = $("RROW-" + id);
1126
1127                 if (!e || !ctr) return;
1128
1129                 ctr.scrollTop = e.offsetTop;
1130
1131         } catch (e) {
1132                 exception_error("cdmScrollToArticleId", e);
1133         }
1134 }
1135
1136 function cdmWatchdog() {
1137
1138         try {
1139
1140                 var ctr = $("headlines-frame");
1141
1142                 if (!ctr) return;
1143
1144                 var ids = new Array();
1145
1146                 var e = ctr.firstChild;
1147
1148                 while (e) {
1149                         if (e.className && e.hasClassName("Unread") && e.id &&
1150                                         e.id.match("RROW-")) {
1151
1152                                 // article fits in viewport OR article is longer than viewport and
1153                                 // its bottom is visible
1154
1155                                 if (ctr.scrollTop <= e.offsetTop && e.offsetTop + e.offsetHeight <=
1156                                                 ctr.scrollTop + ctr.offsetHeight) {
1157
1158 //                                      console.log(e.id + " is visible " + e.offsetTop + "." +
1159 //                                              (e.offsetTop + e.offsetHeight) + " vs " + ctr.scrollTop + "." +
1160 //                                              (ctr.scrollTop + ctr.offsetHeight));
1161
1162                                         ids.push(e.id.replace("RROW-", ""));
1163
1164                                 } else if (e.offsetHeight > ctr.offsetHeight &&
1165                                                 e.offsetTop + e.offsetHeight >= ctr.scrollTop &&
1166                                                 e.offsetTop + e.offsetHeight <= ctr.scrollTop + ctr.offsetHeight) {
1167
1168                                         ids.push(e.id.replace("RROW-", ""));
1169
1170                                 }
1171
1172                                 // method 2: article bottom is visible and is in upper 1/2 of the viewport
1173
1174 /*                              if (e.offsetTop + e.offsetHeight >= ctr.scrollTop &&
1175                                                 e.offsetTop + e.offsetHeight <= ctr.scrollTop + ctr.offsetHeight/2) {
1176
1177                                         ids.push(e.id.replace("RROW-", ""));
1178
1179                                 } */
1180
1181                         }
1182
1183                         e = e.nextSibling;
1184                 }
1185
1186                 console.log("cdmWatchdog, ids= " + ids.toString());
1187
1188                 if (ids.length > 0) {
1189
1190                         for (var i = 0; i < ids.length; i++) {
1191                                 var e = $("RROW-" + ids[i]);
1192                                 if (e) {
1193                                         e.removeClassName("Unread");
1194                                 }
1195                         }
1196
1197                         var query = "?op=rpc&subop=catchupSelected" +
1198                                 "&cmode=0" + "&ids=" + param_escape(ids.toString());
1199
1200                         new Ajax.Request("backend.php", {
1201                                 parameters: query,
1202                                 onComplete: function(transport) {
1203                                         handle_rpc_json(transport);
1204                                 } });
1205
1206                 }
1207
1208                 _cdm_wd_timeout = window.setTimeout("cdmWatchdog()", 4000);
1209
1210         } catch (e) {
1211                 exception_error("cdmWatchdog", e);
1212         }
1213
1214 }
1215
1216
1217 function cache_inject(id, article, param) {
1218
1219         try {
1220                 if (!cache_check_param(id, param)) {
1221                         //console.log("cache_article: miss: " + id + " [p=" + param + "]");
1222
1223                    var date = new Date();
1224               var ts = Math.round(date.getTime() / 1000);
1225
1226                         var cache_obj = {};
1227
1228                         cache_obj["id"] = id;
1229                         cache_obj["data"] = article;
1230                         cache_obj["param"] = param;
1231
1232                         if (param) id = id + ":" + param;
1233
1234                         cache_added["TS:" + id] = ts;
1235
1236                         if (has_local_storage())
1237                                 sessionStorage.setItem(id, JSON.stringify(cache_obj));
1238                         else
1239                                 article_cache.push(cache_obj);
1240
1241                 } else {
1242                         //console.log("cache_article: hit: " + id + " [p=" + param + "]");
1243                 }
1244         } catch (e) {
1245                 exception_error("cache_inject", e);
1246         }
1247 }
1248
1249 function cache_find(id) {
1250
1251         if (has_local_storage()) {
1252                 var cache_obj = sessionStorage.getItem(id);
1253
1254                 if (cache_obj) {
1255                         cache_obj = JSON.parse(cache_obj);
1256
1257                         if (cache_obj)
1258                                 return cache_obj['data'];
1259                 }
1260
1261         } else {
1262                 for (var i = 0; i < article_cache.length; i++) {
1263                         if (article_cache[i]["id"] == id) {
1264                                 return article_cache[i]["data"];
1265                         }
1266                 }
1267         }
1268         return false;
1269 }
1270
1271 function cache_find_param(id, param) {
1272
1273         if (has_local_storage()) {
1274
1275                 if (param) id = id + ":" + param;
1276
1277                 var cache_obj = sessionStorage.getItem(id);
1278
1279                 if (cache_obj) {
1280                         cache_obj = JSON.parse(cache_obj);
1281
1282                         if (cache_obj)
1283                                 return cache_obj['data'];
1284                 }
1285
1286         } else {
1287                 for (var i = 0; i < article_cache.length; i++) {
1288                         if (article_cache[i]["id"] == id && article_cache[i]["param"] == param) {
1289                                 return article_cache[i]["data"];
1290                         }
1291                 }
1292         }
1293
1294         return false;
1295 }
1296
1297 function cache_check(id) {
1298         if (has_local_storage()) {
1299                 if (sessionStorage.getItem(id))
1300                         return true;
1301         } else {
1302                 for (var i = 0; i < article_cache.length; i++) {
1303                         if (article_cache[i]["id"] == id) {
1304                                 return true;
1305                         }
1306                 }
1307         }
1308         return false;
1309 }
1310
1311 function cache_check_param(id, param) {
1312         if (has_local_storage()) {
1313
1314                 if (param) id = id + ":" + param;
1315
1316                 if (sessionStorage.getItem(id))
1317                         return true;
1318
1319         } else {
1320                 for (var i = 0; i < article_cache.length; i++) {
1321                         if (article_cache[i]["id"] == id && article_cache[i]["param"] == param) {
1322                                 return true;
1323                         }
1324                 }
1325         }
1326         return false;
1327 }
1328
1329 function cache_expire() {
1330 if (has_local_storage()) {
1331
1332                 var date = new Date();
1333                 var timestamp = Math.round(date.getTime() / 1000);
1334
1335                 for (var i = 0; i < sessionStorage.length; i++) {
1336
1337                         var id = sessionStorage.key(i);
1338
1339                         if (timestamp - cache_added["TS:" + id] > 180) {
1340                                 sessionStorage.removeItem(id);
1341                         }
1342                 }
1343
1344         } else {
1345                 while (article_cache.length > 25) {
1346                         article_cache.shift();
1347                 }
1348         }
1349 }
1350
1351 function cache_flush() {
1352         if (has_local_storage()) {
1353                 sessionStorage.clear();
1354         } else {
1355                 article_cache = new Array();
1356         }
1357 }
1358
1359 function cache_invalidate(id) {
1360         try {
1361                 if (has_local_storage()) {
1362
1363                         var found = false;
1364
1365                         for (var i = 0; i < sessionStorage.length; i++) {
1366                                 var key = sessionStorage.key(i);
1367
1368 //                                      console.warn("cache_invalidate: " + key_id + " cmp " + id);
1369
1370                                 if (key == id || key.indexOf(id + ":") == 0) {
1371                                         sessionStorage.removeItem(key);
1372                                         found = true;
1373                                         break;
1374                                 }
1375                         }
1376
1377                         return found;
1378
1379                 } else {
1380                         var i = 0
1381
1382                         while (i < article_cache.length) {
1383                                 if (article_cache[i]["id"] == id) {
1384                                         //console.log("cache_invalidate: removed id " + id);
1385                                         article_cache.splice(i, 1);
1386                                         return true;
1387                                 }
1388                                 i++;
1389                         }
1390                 }
1391
1392                 //console.log("cache_invalidate: id not found: " + id);
1393                 return false;
1394         } catch (e) {
1395                 exception_error("cache_invalidate", e);
1396         }
1397 }
1398
1399 function getActiveArticleId() {
1400         return active_post_id;
1401 }
1402
1403 function preloadBatchedArticles() {
1404         try {
1405
1406                 var query = "?op=rpc&subop=getArticles&ids=" +
1407                         preload_id_batch.toString();
1408
1409                 new Ajax.Request("backend.php", {
1410                         parameters: query,
1411                         onComplete: function(transport) {
1412
1413                                 preload_id_batch = [];
1414
1415                                 var articles = transport.responseXML.getElementsByTagName("article");
1416
1417                                 for (var i = 0; i < articles.length; i++) {
1418                                         var id = articles[i].getAttribute("id");
1419                                         if (!cache_check(id)) {
1420                                                 cache_inject(id, articles[i].firstChild.nodeValue);
1421                                                 console.log("preloaded article: " + id);
1422                                         }
1423                                 }
1424                 } });
1425
1426         } catch (e) {
1427                 exception_error("preloadBatchedArticles", e);
1428         }
1429 }
1430
1431 function preloadArticleUnderPointer(id) {
1432         try {
1433                 if (getInitParam("bw_limit") == "1") return;
1434
1435                 if (post_under_pointer == id && !cache_check(id)) {
1436
1437                         console.log("trying to preload article " + id);
1438
1439                         var neighbor_ids = getRelativePostIds(id, 1);
1440
1441                         /* only request uncached articles */
1442
1443                         if (preload_id_batch.indexOf(id) == -1) {
1444                                 for (var i = 0; i < neighbor_ids.length; i++) {
1445                                         if (!cache_check(neighbor_ids[i])) {
1446                                                 preload_id_batch.push(neighbor_ids[i]);
1447                                         }
1448                                 }
1449                         }
1450
1451                         if (preload_id_batch.indexOf(id) == -1)
1452                                 preload_id_batch.push(id);
1453
1454                         //console.log("preload ids batch: " + preload_id_batch.toString());
1455
1456                         window.clearTimeout(preload_timeout_id);
1457                         preload_batch_timeout_id = window.setTimeout('preloadBatchedArticles()', 1000);
1458
1459                 }
1460         } catch (e) {
1461                 exception_error("preloadArticleUnderPointer", e);
1462         }
1463 }
1464
1465 function postMouseIn(id) {
1466         try {
1467                 if (post_under_pointer != id) {
1468                         post_under_pointer = id;
1469                         if (!isCdmMode()) {
1470                                 window.setTimeout("preloadArticleUnderPointer(" + id + ")", 250);
1471                         }
1472                 }
1473
1474         } catch (e) {
1475                 exception_error("postMouseIn", e);
1476         }
1477 }
1478
1479 function postMouseOut(id) {
1480         try {
1481                 post_under_pointer = false;
1482         } catch (e) {
1483                 exception_error("postMouseOut", e);
1484         }
1485 }
1486
1487 function headlines_scroll_handler(e) {
1488         try {
1489
1490                 if (e.scrollTop + e.offsetHeight > e.scrollHeight - 100) {
1491                         if (!_infscroll_disable) {
1492                                 viewNextFeedPage();
1493                         }
1494                 }
1495
1496         } catch (e) {
1497                 exception_error("headlines_scroll_handler", e);
1498         }
1499 }
1500
1501 function catchupRelativeToArticle(below) {
1502
1503         try {
1504
1505
1506                 if (!getActiveArticleId()) {
1507                         alert(__("No article is selected."));
1508                         return;
1509                 }
1510
1511                 var visible_ids = getVisibleArticleIds();
1512
1513                 var ids_to_mark = new Array();
1514
1515                 if (!below) {
1516                         for (var i = 0; i < visible_ids.length; i++) {
1517                                 if (visible_ids[i] != getActiveArticleId()) {
1518                                         var e = $("RROW-" + visible_ids[i]);
1519
1520                                         if (e && e.hasClassName("Unread")) {
1521                                                 ids_to_mark.push(visible_ids[i]);
1522                                         }
1523                                 } else {
1524                                         break;
1525                                 }
1526                         }
1527                 } else {
1528                         for (var i = visible_ids.length-1; i >= 0; i--) {
1529                                 if (visible_ids[i] != getActiveArticleId()) {
1530                                         var e = $("RROW-" + visible_ids[i]);
1531
1532                                         if (e && e.hasClassName("Unread")) {
1533                                                 ids_to_mark.push(visible_ids[i]);
1534                                         }
1535                                 } else {
1536                                         break;
1537                                 }
1538                         }
1539                 }
1540
1541                 if (ids_to_mark.length == 0) {
1542                         alert(__("No articles found to mark"));
1543                 } else {
1544                         var msg = __("Mark %d article(s) as read?").replace("%d", ids_to_mark.length);
1545
1546                         if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
1547
1548                                 for (var i = 0; i < ids_to_mark.length; i++) {
1549                                         var e = $("RROW-" + ids_to_mark[i]);
1550                                         e.removeClassName("Unread");
1551                                 }
1552
1553                                 var query = "?op=rpc&subop=catchupSelected" +
1554                                         "&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
1555
1556                                 new Ajax.Request("backend.php", {
1557                                         parameters: query,
1558                                         onComplete: function(transport) {
1559                                                 handle_rpc_json(transport);
1560                                         } });
1561
1562                         }
1563                 }
1564
1565         } catch (e) {
1566                 exception_error("catchupRelativeToArticle", e);
1567         }
1568 }
1569
1570 function cdmExpandArticle(id) {
1571         try {
1572
1573                 hideAuxDlg();
1574
1575                 var elem = $("CICD-" + active_post_id);
1576
1577                 var upd_img_pic = $("FUPDPIC-" + id);
1578
1579                 if (upd_img_pic && (upd_img_pic.src.match("updated.png") ||
1580                                 upd_img_pic.src.match("fresh_sign.png"))) {
1581
1582                         upd_img_pic.src = "images/blank_icon.gif";
1583                 }
1584
1585                 if (id == active_post_id && Element.visible(elem))
1586                         return true;
1587
1588                 selectArticles("none");
1589
1590                 var old_offset = $("RROW-" + id).offsetTop;
1591
1592                 if (active_post_id && elem && !getInitParam("cdm_expanded")) {
1593                         Element.hide(elem);
1594                         Element.show("CEXC-" + active_post_id);
1595                 }
1596
1597                 active_post_id = id;
1598
1599                 elem = $("CICD-" + id);
1600
1601                 if (!Element.visible(elem)) {
1602                         Element.show(elem);
1603                         Element.hide("CEXC-" + id);
1604
1605                         if ($("CWRAP-" + id).innerHTML == "") {
1606
1607                                 $("FUPDPIC-" + id).src = "images/indicator_tiny.gif";
1608
1609                                 $("CWRAP-" + id).innerHTML = "<div class=\"insensitive\">" +
1610                                         __("Loading, please wait...") + "</div>";
1611
1612                                 var query = "?op=rpc&subop=cdmGetArticle&id=" + param_escape(id);
1613
1614                                 //console.log(query);
1615
1616                                 new Ajax.Request("backend.php", {
1617                                         parameters: query,
1618                                         onComplete: function(transport) {
1619                                                 $("FUPDPIC-" + id).src = 'images/blank_icon.gif';
1620
1621                                                 handle_rpc_json(transport);
1622
1623                                                 var reply = JSON.parse(transport.responseText);
1624
1625                                                 if (reply) {
1626                                                         var article = reply['article']['content'];
1627                                                         var recv_id = reply['article']['id'];
1628
1629                                                         if (recv_id == id)
1630                                                                 $("CWRAP-" + id).innerHTML = article;
1631
1632                                                 } else {
1633                                                         $("CWRAP-" + id).innerHTML = __("Unable to load article.");
1634
1635                                                 }
1636                                 }});
1637
1638                         }
1639                 }
1640
1641                 var new_offset = $("RROW-" + id).offsetTop;
1642
1643                 $("headlines-frame").scrollTop += (new_offset-old_offset);
1644
1645                 if ($("RROW-" + id).offsetTop != old_offset)
1646                         $("headlines-frame").scrollTop = new_offset;
1647
1648                 toggleUnread(id, 0, true);
1649                 toggleSelected(id);
1650
1651         } catch (e) {
1652                 exception_error("cdmExpandArticle", e);
1653         }
1654
1655         return false;
1656 }
1657
1658 function fixHeadlinesOrder(ids) {
1659         try {
1660                 for (var i = 0; i < ids.length; i++) {
1661                         var e = $("RROW-" + ids[i]);
1662
1663                         if (e) {
1664                                 if (i % 2 == 0) {
1665                                         e.removeClassName("even");
1666                                         e.addClassName("odd");
1667                                 } else {
1668                                         e.removeClassName("odd");
1669                                         e.addClassName("even");
1670                                 }
1671                         }
1672                 }
1673         } catch (e) {
1674                 exception_error("fixHeadlinesOrder", e);
1675         }
1676 }
1677
1678 function getArticleUnderPointer() {
1679         return post_under_pointer;
1680 }
1681
1682 function zoomToArticle(event, id) {
1683         try {
1684                 var cached_article = cache_find(id);
1685
1686                 if (dijit.byId("ATAB-" + id))
1687                         if (!event || !event.shiftKey)
1688                                 return dijit.byId("content-tabs").selectChild(dijit.byId("ATAB-" + id));
1689
1690                 if (cached_article) {
1691                         //closeArticlePanel();
1692
1693                         var article_pane = new dijit.layout.ContentPane({
1694                                 title: __("Loading...") , content: cached_article,
1695                                 style: 'padding : 0px;',
1696                                 id: 'ATAB-' + id,
1697                                 closable: true });
1698
1699                         dijit.byId("content-tabs").addChild(article_pane);
1700
1701                         if (!event || !event.shiftKey)
1702                                 dijit.byId("content-tabs").selectChild(article_pane);
1703
1704                         if ($("PTITLE-" + id))
1705                                 article_pane.attr('title', $("PTITLE-" + id).innerHTML);
1706
1707                 } else {
1708
1709                         var query = "?op=rpc&subop=getArticles&ids=" + param_escape(id);
1710
1711                         notify_progress("Loading, please wait...", true);
1712
1713                         new Ajax.Request("backend.php", {
1714                                 parameters: query,
1715                                 onComplete: function(transport) {
1716                                         notify('');
1717
1718                                         if (transport.responseXML) {
1719                                                 //closeArticlePanel();
1720
1721                                                 var article = transport.responseXML.getElementsByTagName("article")[0];
1722                                                 var content = article.firstChild.nodeValue;
1723
1724                                                 var article_pane = new dijit.layout.ContentPane({
1725                                                         title: "article-" + id , content: content,
1726                                                         style: 'padding : 0px;',
1727                                                         id: 'ATAB-' + id,
1728                                                         closable: true });
1729
1730                                                 dijit.byId("content-tabs").addChild(article_pane);
1731
1732                                                 if (!event || !event.shiftKey)
1733                                                         dijit.byId("content-tabs").selectChild(article_pane);
1734
1735                                                 if ($("PTITLE-" + id))
1736                                                         article_pane.attr('title', $("PTITLE-" + id).innerHTML);
1737                                         }
1738
1739                                 } });
1740                         }
1741
1742         } catch (e) {
1743                 exception_error("zoomToArticle", e);
1744         }
1745 }
1746
1747 function scrollArticle(offset) {
1748         try {
1749                 if (!isCdmMode()) {
1750                         var ci = $("content-insert");
1751                         if (ci) {
1752                                 ci.scrollTop += offset;
1753                         }
1754                 } else {
1755                         var hi = $("headlines-frame");
1756                         if (hi) {
1757                                 hi.scrollTop += offset;
1758                         }
1759
1760                 }
1761         } catch (e) {
1762                 exception_error("scrollArticle", e);
1763         }
1764 }
1765
1766 function show_labels_in_headlines(transport) {
1767         try {
1768                 var data = JSON.parse(transport.responseText);
1769
1770                 if (data) {
1771                         data['info-for-headlines'].each(function(elem) {
1772                                 var ctr = $("HLLCTR-" + elem.id);
1773
1774                                 if (ctr) ctr.innerHTML = elem.labels;
1775                         });
1776                 }
1777         } catch (e) {
1778                 exception_error("show_labels_in_headlines", e);
1779         }
1780 }
1781
1782 function toggleHeadlineActions() {
1783         try {
1784                 var e = $("headlineActionsBody");
1785                 var p = $("headlineActionsDrop");
1786
1787                 if (!Element.visible(e)) {
1788                         Element.show(e);
1789                 } else {
1790                         Element.hide(e);
1791                 }
1792
1793                 e.scrollTop = 0;
1794                 e.style.left = (p.offsetLeft + 1) + "px";
1795                 e.style.top = (p.offsetTop + p.offsetHeight + 2) + "px";
1796
1797         } catch (e) {
1798                 exception_error("toggleHeadlineActions", e);
1799         }
1800 }
1801
1802 function publishWithNote(id, def_note) {
1803         try {
1804                 if (!def_note) def_note = '';
1805
1806                 var note = prompt(__("Please enter a note for this article:"), def_note);
1807
1808                 if (note != undefined) {
1809                         togglePub(id, false, false, note);
1810                 }
1811
1812         } catch (e) {
1813                 exception_error("publishWithNote", e);
1814         }
1815 }
1816
1817 function emailArticle(id) {
1818         try {
1819                 if (!id) {
1820                         var ids = getSelectedArticleIds2();
1821
1822                         if (ids.length == 0) {
1823                                 alert(__("No articles are selected."));
1824                                 return;
1825                         }
1826
1827                         id = ids.toString();
1828                 }
1829
1830                 if (dijit.byId("emailArticleDlg"))
1831                         dijit.byId("emailArticleDlg").destroyRecursive();
1832
1833                 var query = "backend.php?op=dlg&id=emailArticle&param=" + param_escape(id);
1834
1835                 dialog = new dijit.Dialog({
1836                         id: "emailArticleDlg",
1837                         title: __("Forward article by email"),
1838                         style: "width: 600px",
1839                         execute: function() {
1840                                 if (this.validate()) {
1841
1842                                         new Ajax.Request("backend.php", {
1843                                                 parameters: dojo.objectToQuery(this.attr('value')),
1844                                                 onComplete: function(transport) {
1845
1846                                                         var reply = JSON.parse(transport.responseText);
1847
1848                                                         var error = reply['error'];
1849
1850                                                         if (error) {
1851                                                                 alert(__('Error sending email:') + ' ' + error);
1852                                                         } else {
1853                                                                 notify_info('Your message has been sent.');
1854                                                                 dialog.hide();
1855                                                         }
1856
1857                                         } });
1858                                 }
1859                         },
1860                         href: query});
1861
1862                 var tmph = dojo.connect(dialog, 'onLoad', function() {
1863                 dojo.disconnect(tmph);
1864
1865                    new Ajax.Autocompleter('emailArticleDlg_destination', 'emailArticleDlg_dst_choices',
1866                            "backend.php?op=rpc&subop=completeEmails",
1867                            { tokens: '', paramName: "search" });
1868                 });
1869
1870                 dialog.show();
1871
1872                 /* displayDlg('emailArticle', id,
1873                    function () {
1874                                 document.forms['article_email_form'].destination.focus();
1875
1876                            new Ajax.Autocompleter('destination', 'destination_choices',
1877                                    "backend.php?op=rpc&subop=completeEmails",
1878                                    { tokens: '', paramName: "search" });
1879
1880                         }); */
1881
1882         } catch (e) {
1883                 exception_error("emailArticle", e);
1884         }
1885 }
1886
1887 function dismissArticle(id) {
1888         try {
1889                 var elem = $("RROW-" + id);
1890
1891                 toggleUnread(id, 0, true);
1892
1893                 new Effect.Fade(elem, {duration : 0.5});
1894
1895                 active_post_id = false;
1896
1897         } catch (e) {
1898                 exception_error("dismissArticle", e);
1899         }
1900 }
1901
1902 function dismissSelectedArticles() {
1903         try {
1904
1905                 var ids = getVisibleArticleIds();
1906                 var tmp = [];
1907                 var sel = [];
1908
1909                 for (var i = 0; i < ids.length; i++) {
1910                         var elem = $("RROW-" + ids[i]);
1911
1912                         if (elem.className && elem.hasClassName("Selected") &&
1913                                         ids[i] != active_post_id) {
1914                                 new Effect.Fade(elem, {duration : 0.5});
1915                                 sel.push(ids[i]);
1916                         } else {
1917                                 tmp.push(ids[i]);
1918                         }
1919                 }
1920
1921                 if (sel.length > 0)
1922                         selectionToggleUnread(false);
1923
1924                 fixHeadlinesOrder(tmp);
1925
1926         } catch (e) {
1927                 exception_error("dismissSelectedArticles", e);
1928         }
1929 }
1930
1931 function dismissReadArticles() {
1932         try {
1933
1934                 var ids = getVisibleArticleIds();
1935                 var tmp = [];
1936
1937                 for (var i = 0; i < ids.length; i++) {
1938                         var elem = $("RROW-" + ids[i]);
1939
1940                         if (elem.className && !elem.hasClassName("Unread") &&
1941                                         !elem.hasClassName("Selected")) {
1942
1943                                 new Effect.Fade(elem, {duration : 0.5});
1944                         } else {
1945                                 tmp.push(ids[i]);
1946                         }
1947                 }
1948
1949                 fixHeadlinesOrder(tmp);
1950
1951         } catch (e) {
1952                 exception_error("dismissSelectedArticles", e);
1953         }
1954 }
1955
1956 function getVisibleArticleIds() {
1957         var ids = [];
1958
1959         try {
1960
1961                 getLoadedArticleIds().each(function(id) {
1962                         var elem = $("RROW-" + id);
1963                         if (elem && Element.visible(elem))
1964                                 ids.push(id);
1965                         });
1966
1967         } catch (e) {
1968                 exception_error("getVisibleArticleIds", e);
1969         }
1970
1971         return ids;
1972 }
1973
1974 function cdmClicked(event, id) {
1975         try {
1976                 var shift_key = event.shiftKey;
1977
1978                 hideAuxDlg();
1979
1980                 if (!event.ctrlKey) {
1981
1982                         if (!getInitParam("cdm_expanded")) {
1983                                 return cdmExpandArticle(id);
1984                         } else {
1985
1986                                 selectArticles("none");
1987                                 toggleSelected(id);
1988
1989                                 var elem = $("RROW-" + id);
1990
1991                                 if (elem)
1992                                         elem.removeClassName("Unread");
1993
1994                                 var upd_img_pic = $("FUPDPIC-" + id);
1995
1996                                 if (upd_img_pic && (upd_img_pic.src.match("updated.png") ||
1997                                                 upd_img_pic.src.match("fresh_sign.png"))) {
1998
1999                                         upd_img_pic.src = "images/blank_icon.gif";
2000                                 }
2001
2002                                 active_post_id = id;
2003
2004                                 var query = "?op=rpc&subop=catchupSelected" +
2005                                         "&cmode=0&ids=" + param_escape(id);
2006
2007                                 new Ajax.Request("backend.php", {
2008                                         parameters: query,
2009                                         onComplete: function(transport) {
2010                                                 handle_json_reply(transport);
2011                                         } });
2012                         }
2013
2014                 } else {
2015                         toggleSelected(id, true);
2016                         toggleUnread(id, 0, false);
2017                         zoomToArticle(event, id);
2018                 }
2019
2020         } catch (e) {
2021                 exception_error("cdmClicked");
2022         }
2023
2024         return false;
2025 }
2026
2027 function postClicked(event, id) {
2028         try {
2029
2030                 if (!event.ctrlKey) {
2031                         return true;
2032                 } else {
2033                         postOpenInNewTab(event, id);
2034                         return false;
2035                 }
2036
2037         } catch (e) {
2038                 exception_error("postClicked");
2039         }
2040 }
2041
2042 function hlOpenInNewTab(event, id) {
2043         toggleUnread(id, 0, false);
2044         zoomToArticle(event, id);
2045 }
2046
2047 function postOpenInNewTab(event, id) {
2048         closeArticlePanel(id);
2049         zoomToArticle(event, id);
2050 }
2051
2052 function hlClicked(event, id) {
2053         try {
2054                 if (event.altKey) {
2055                         openArticleInNewWindow(id);
2056                 } else if (!event.ctrlKey) {
2057                         view(id);
2058                         return true;
2059                 } else {
2060                         toggleSelected(id);
2061                         toggleUnread(id, 0, false);
2062                         zoomToArticle(event, id);
2063                         return false;
2064                 }
2065
2066         } catch (e) {
2067                 exception_error("hlClicked");
2068         }
2069 }
2070
2071 function getFirstVisibleHeadlineId() {
2072         var rows = getVisibleArticleIds();
2073         return rows[0];
2074
2075 }
2076
2077 function getLastVisibleHeadlineId() {
2078         var rows = getVisibleArticleIds();
2079         return rows[rows.length-1];
2080 }
2081
2082 function openArticleInNewWindow(id) {
2083         toggleUnread(id, 0, false);
2084         window.open("backend.php?op=la&id=" + id);
2085 }
2086
2087 function isCdmMode() {
2088         return getInitParam("combined_display_mode");
2089 }
2090
2091 function markHeadline(id) {
2092         var row = $("RROW-" + id);
2093         if (row) {
2094                 var check = $("RCHK-" + id);
2095
2096                 if (check) {
2097                         check.checked = true;
2098                 }
2099
2100                 row.addClassName("Selected");
2101         }
2102 }
2103
2104 function getRelativePostIds(id, limit) {
2105
2106         var tmp = [];
2107
2108         try {
2109
2110                 if (!limit) limit = 3;
2111
2112                 var ids = getVisibleArticleIds();
2113
2114                 for (var i = 0; i < ids.length; i++) {
2115                         if (ids[i] == id) {
2116                                 for (var k = 1; k <= limit; k++) {
2117                                         if (i > k-1) tmp.push(ids[i-k]);
2118                                         if (i < ids.length-k) tmp.push(ids[i+k]);
2119                                 }
2120                                 break;
2121                         }
2122                 }
2123
2124         } catch (e) {
2125                 exception_error("getRelativePostIds", e);
2126         }
2127
2128         return tmp;
2129 }
2130
2131 function correctHeadlinesOffset(id) {
2132
2133         try {
2134
2135                 var container = $("headlines-frame");
2136                 var row = $("RROW-" + id);
2137
2138                 var viewport = container.offsetHeight;
2139
2140                 var rel_offset_top = row.offsetTop - container.scrollTop;
2141                 var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
2142
2143                 //console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
2144                 //console.log("Vport: " + viewport);
2145
2146                 if (rel_offset_top <= 0 || rel_offset_top > viewport) {
2147                         container.scrollTop = row.offsetTop;
2148                 } else if (rel_offset_bottom > viewport) {
2149
2150                         /* doesn't properly work with Opera in some cases because
2151                                 Opera fucks up element scrolling */
2152
2153                         container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
2154                 }
2155
2156         } catch (e) {
2157                 exception_error("correctHeadlinesOffset", e);
2158         }
2159
2160 }
2161
2162 function headlineActionsChange(elem) {
2163         try {
2164                 eval(elem.value);
2165                 elem.attr('value', 'false');
2166         } catch (e) {
2167                 exception_error("headlineActionsChange", e);
2168         }
2169 }
2170
2171 function closeArticlePanel() {
2172
2173         var tabs = dijit.byId("content-tabs");
2174         var child = tabs.selectedChildWidget;
2175
2176         if (child && tabs.getIndexOfChild(child) > 0) {
2177                 tabs.removeChild(child);
2178                 child.destroy();
2179         } else {
2180                 if (dijit.byId("content-insert"))
2181                         dijit.byId("headlines-wrap-inner").removeChild(
2182                                 dijit.byId("content-insert"));
2183         }
2184 }
2185
2186 function initHeadlinesMenu() {
2187         try {
2188                 if (dijit.byId("headlinesMenu"))
2189                         dijit.byId("headlinesMenu").destroyRecursive();
2190
2191                 var ids = [];
2192
2193                 if (!isCdmMode()) {
2194                         nodes = $$("#headlines-frame > div[id*=RROW]");
2195                 } else {
2196                         nodes = $$("#headlines-frame span[id*=RTITLE]");
2197                 }
2198
2199                 nodes.each(function(node) {
2200                         ids.push(node.id);
2201                 });
2202
2203                 var menu = new dijit.Menu({
2204                         id: "headlinesMenu",
2205                         targetNodeIds: ids,
2206                 });
2207
2208                 var tmph = dojo.connect(menu, '_openMyself', function (event) {
2209                         var callerNode = event.target, match = null, tries = 0;
2210
2211                         while (match == null && callerNode && tries <= 3) {
2212                                 match = callerNode.id.match("^[A-Z]+[-]([0-9]+)$");
2213                                 callerNode = callerNode.parentNode;
2214                                 ++tries;
2215                         }
2216
2217                         if (match) this.callerRowId = parseInt(match[1]);
2218
2219                 });
2220
2221                 if (!isCdmMode())
2222                         menu.addChild(new dijit.MenuItem({
2223                                 label: __("View article"),
2224                                 onClick: function(event) {
2225                                         view(this.getParent().callerRowId);
2226                                 }}));
2227
2228                 menu.addChild(new dijit.MenuItem({
2229                         label: __("View in a new tab"),
2230                         onClick: function(event) {
2231                                 hlOpenInNewTab(event, this.getParent().callerRowId);
2232                                 }}));
2233
2234                 menu.addChild(new dijit.MenuSeparator());
2235
2236                 menu.addChild(new dijit.MenuItem({
2237                         label: __("Open original article"),
2238                         onClick: function(event) {
2239                                 openArticleInNewWindow(this.getParent().callerRowId);
2240                         }}));
2241
2242                 var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
2243
2244                 if (labels) {
2245
2246                         menu.addChild(new dijit.MenuSeparator());
2247
2248                         var labelsMenu = new dijit.Menu({ownerMenu: menu});
2249
2250                         labels.each(function(label) {
2251                                 var id = label.id[0];
2252                                 var bare_id = id.substr(id.indexOf(":")+1);
2253                                 var name = label.name[0];
2254
2255                                 bare_id = -11-bare_id;
2256
2257                                 labelsMenu.addChild(new dijit.MenuItem({
2258                                         label: name,
2259                                         labelId: bare_id,
2260                                         onClick: function(event) {
2261                                                 //console.log(this.labelId);
2262                                                 //console.log(this.getParent().ownerMenu.callerRowId);
2263                                                 selectionAssignLabel(this.labelId,
2264                                                         [this.getParent().ownerMenu.callerRowId]);
2265                                 }}));
2266                         });
2267
2268                         menu.addChild(new dijit.PopupMenuItem({
2269                                 label: __("Labels"),
2270                                 popup: labelsMenu,
2271                         }));
2272                 }
2273
2274                 menu.startup();
2275
2276         } catch (e) {
2277                 exception_error("initHeadlinesMenu", e);
2278         }
2279 }
2280
2281 function tweetArticle(id) {
2282         try {
2283                 var query = "?op=rpc&subop=getTweetInfo&id=" + param_escape(id);
2284
2285                 console.log(query);
2286
2287                 var d = new Date();
2288       var ts = d.getTime();
2289
2290                 var w = window.open('backend.php?op=loading', 'ttrss_tweet',
2291                         "status=0,toolbar=0,location=0,width=500,height=400,scrollbars=1,menubar=0");
2292
2293                 new Ajax.Request("backend.php", {
2294                         parameters: query,
2295                         onComplete: function(transport) {
2296                                 var ti = JSON.parse(transport.responseText);
2297
2298                                 var share_url = "http://twitter.com/share?_=" + ts +
2299                                         "&text=" + param_escape(ti.title) +
2300                                         "&url=" + param_escape(ti.link);
2301
2302                                 w.location.href = share_url;
2303
2304                         } });
2305
2306
2307         } catch (e) {
2308                 exception_error("tweetArticle", e);
2309         }
2310 }