feedlist.js

   1 var _feed_cur_page = 0;
   2 var _infscroll_disable = 0;
   3 var _infscroll_request_sent = 0;
   4 var feed_under_pointer = undefined;
   5
   6 var mouse_is_down = false;
   7 var mouse_y = 0;
   8 var mouse_x = 0;
   9
  10 var resize_enabled = false;
  11
  12 function viewCategory(cat) {
  13         active_feed_is_cat = true;
  14         viewfeed(cat, '', true);
  15         return false;
  16 }
  17
  18 function feedlist_callback2(transport) {
  19         try {
  20                 debug("feedlist_callback2");
  21                 var f = document.getElementById("feeds-frame");
  22                 f.innerHTML = transport.responseText;
  23                 feedlist_init();
  24         } catch (e) {
  25                 exception_error("feedlist_callback2", e);
  26         }
  27 }
  28
  29 function viewNextFeedPage() {
  30         try {
  31                 //if (!getActiveFeedId()) return;
  32
  33                 debug("viewNextFeedPage: calling viewfeed(), p: " + _feed_cur_page+1);
  34
  35                 viewfeed(getActiveFeedId(), undefined, activeFeedIsCat(), undefined,
  36                         undefined, _feed_cur_page+1);
  37
  38         } catch (e) {
  39                 exception_error("viewNextFeedPage", e);
  40         }
  41 }
  42
  43 function viewfeed(feed, subop, is_cat, subop_param, skip_history, offset) {
  44         try {
  45
  46 //              if (!offset) page_offset = 0;
  47
  48                 if (feed == getActiveFeedId()) {
  49                         cache_invalidate("F:" + feed);
  50                 }
  51
  52 /*              if (getInitParam("theme") == "" || getInitParam("theme") == "compact") {
  53                         if (getInitParam("hide_feedlist") == 1) {
  54                                 Element.hide("feeds-holder");
  55                         }
  56                 } */
  57
  58                 var force_nocache = false;
  59
  60                 var page_offset = 0;
  61
  62                 if (offset > 0) {
  63                         page_offset = offset;
  64                 } else {
  65                         page_offset = 0;
  66                         _feed_cur_page = 0;
  67                         _infscroll_disable = 0;
  68                 }
  69
  70                 if (getActiveFeedId() != feed) {
  71                         _feed_cur_page = 0;
  72                         active_post_id = 0;
  73                         _infscroll_disable = 0;
  74                 }
  75
  76                 if (page_offset != 0 && !subop) {
  77                         var date = new Date();
  78                         var timestamp = Math.round(date.getTime() / 1000);
  79
  80                         debug("<b>" + _infscroll_request_sent + " : " + timestamp + "</b>");
  81
  82                         if (_infscroll_request_sent && _infscroll_request_sent + 30 > timestamp) {
  83                                 debug("infscroll request in progress, aborting");
  84                                 return;
  85                         }
  86
  87                         _infscroll_request_sent = timestamp;
  88                 }
  89
  90                 enableHotkeys();
  91
  92                 closeInfoBox();
  93
  94                 Form.enable("main_toolbar_form");
  95
  96                 var toolbar_form = document.forms["main_toolbar_form"];
  97                 var toolbar_query = Form.serialize("main_toolbar_form");
  98
  99                 if (toolbar_form.query) {
 100                         if (toolbar_form.query.value != "") {
 101                                 force_nocache = true;
 102                         }
 103                         toolbar_form.query.value = "";
 104                 }
 105
 106                 var query = "backend.php?op=viewfeed&feed=" + feed + "&" +
 107                         toolbar_query + "&subop=" + param_escape(subop);
 108
 109                 if (document.getElementById("search_form")) {
 110                         var search_query = Form.serialize("search_form");
 111                         query = query + "&" + search_query;
 112                         closeInfoBox(true);
 113                         force_nocache = true;
 114                 }
 115
 116 //              debug("IS_CAT_STORED: " + activeFeedIsCat() + ", IS_CAT: " + is_cat);
 117
 118                 if (subop == "MarkAllRead") {
 119
 120                         var feedlist = document.getElementById('feedList');
 121
 122                         var next_unread_feed = getRelativeFeedId(feedlist,
 123                                         feed, "next", true);
 124
 125                         if (!next_unread_feed) {
 126                                 next_unread_feed = getRelativeFeedId(feedlist,
 127                                         -3, "next", true);
 128                         }
 129
 130                         var show_next_feed = getInitParam("on_catchup_show_next_feed") == "1";
 131
 132                         if (next_unread_feed && show_next_feed && !activeFeedIsCat()) {
 133                                 query = query + "&nuf=" + param_escape(next_unread_feed);
 134                                 //setActiveFeedId(next_unread_feed);
 135                                 feed = next_unread_feed;
 136                         }
 137                 }
 138
 139                 if (is_cat) {
 140                         query = query + "&cat=1";
 141                 }
 142
 143                 if (page_offset != 0) {
 144                         query = query + "&skip=" + page_offset;
 145
 146                         // to prevent duplicate feed titles when showing grouped vfeeds
 147                         if (vgroup_last_feed) {
 148                                 query = query + "&vgrlf=" + param_escape(vgroup_last_feed);
 149                         }
 150                 }
 151
 152                 var date = new Date();
 153                 var timestamp = Math.round(date.getTime() / 1000);
 154                 query = query + "&ts=" + timestamp
 155
 156                 disableContainerChildren("headlinesToolbar", false);
 157                 Form.enable("main_toolbar_form");
 158
 159                 // for piggybacked counters
 160
 161                 if (tagsAreDisplayed()) {
 162                         query = query + "&omode=lt";
 163                 } else {
 164                         query = query + "&omode=flc";
 165                 }
 166
 167                 debug(query);
 168
 169                 var container = document.getElementById("headlinesInnerContainer");
 170
 171 /*              if (container && page_offset == 0 && !isCdmMode()) {
 172                         new Effect.Fade(container, {duration: 1, to: 0.01,
 173                                 queue: { position:'end', scope: 'FEEDL-' + feed, limit: 1 } } );
 174                 } */
 175
 176                 var unread_ctr = get_feed_unread(feed);
 177                 var cache_check = false;
 178
 179                 if (unread_ctr != -1 && !page_offset && !force_nocache && !subop) {
 180
 181                         var cache_prefix = "";
 182
 183                         if (is_cat) {
 184                                 cache_prefix = "C:";
 185                         } else {
 186                                 cache_prefix = "F:";
 187                         }
 188
 189                         cache_check = cache_check_param(cache_prefix + feed, unread_ctr);
 190                         debug("headline cache check: " + cache_check);
 191                 }
 192
 193                 if (cache_check) {
 194                         var f = document.getElementById("headlines-frame");
 195
 196                         clean_feed_selections();
 197
 198                         setActiveFeedId(feed);
 199
 200                         if (is_cat != undefined) {
 201                                 active_feed_is_cat = is_cat;
 202                         }
 203
 204                         if (!is_cat) {
 205                                 var feedr = document.getElementById("FEEDR-" + feed);
 206                                 if (feedr && !feedr.className.match("Selected")) {
 207                                         feedr.className = feedr.className + "Selected";
 208                                 }
 209                         }
 210
 211                         f.innerHTML = cache_find_param(cache_prefix + feed, unread_ctr);
 212
 213                         request_counters();
 214
 215                 } else {
 216
 217                         if (!page_offset) {
 218                                 notify_progress("Loading, please wait...", true);
 219                         }
 220
 221                         new Ajax.Request(query, {
 222                                 onComplete: function(transport) {
 223                                         headlines_callback2(transport, feed, is_cat, page_offset);
 224                                 } });
 225                 }
 226
 227         } catch (e) {
 228                 exception_error("viewfeed", e);
 229         }
 230 }
 231
 232 function toggleCollapseCat_af(effect) {
 233         //var caption = elem.id.replace("FCATLIST-", "");
 234
 235         try {
 236
 237                 var elem = effect.element;
 238                 var cat = elem.id.replace("FCATLIST-", "");
 239                 var cap = document.getElementById("FCAP-" + cat);
 240
 241                 if (Element.visible(elem)) {
 242                         cap.innerHTML = cap.innerHTML.replace("…", "");
 243                 } else {
 244                         if (cap.innerHTML.lastIndexOf("…") != cap.innerHTML.length-3) {
 245                                 cap.innerHTML = cap.innerHTML + "…";
 246                         }
 247                 }
 248
 249         } catch (e) {
 250                 exception_error("toggleCollapseCat_af", e);
 251         }
 252 }
 253
 254 function toggleCollapseCat(cat) {
 255         try {
 256
 257                 var cat_elem = document.getElementById("FCAT-" + cat);
 258                 var cat_list = document.getElementById("FCATLIST-" + cat).parentNode;
 259                 var caption = document.getElementById("FCAP-" + cat);
 260
 261 /*              if (cat_list.className.match("invisible")) {
 262                         cat_list.className = "";
 263                         caption.innerHTML = caption.innerHTML.replace("...", "");
 264                         if (cat == 0) {
 265                                 setCookie("ttrss_vf_uclps", "0");
 266                         }
 267                 } else {
 268                         cat_list.className = "invisible";
 269                         caption.innerHTML = caption.innerHTML + "...";
 270                         if (cat == 0) {
 271                                 setCookie("ttrss_vf_uclps", "1");
 272                         }
 273
 274                 } */
 275
 276                 if (cat == 0) {
 277                         if (Element.visible("FCATLIST-" + cat)) {
 278                                 setCookie("ttrss_vf_uclps", "1");
 279                         } else {
 280                                 setCookie("ttrss_vf_uclps", "0");
 281                         }
 282                 }
 283
 284                 if (cat == -2) {
 285                         if (Element.visible("FCATLIST-" + cat)) {
 286                                 setCookie("ttrss_vf_lclps", "1");
 287                         } else {
 288                                 setCookie("ttrss_vf_lclps", "0");
 289                         }
 290                 }
 291
 292                 if (cat == -1) {
 293                         if (Element.visible("FCATLIST-" + cat)) {
 294                                 setCookie("ttrss_vf_vclps", "1");
 295                         } else {
 296                                 setCookie("ttrss_vf_vclps", "0");
 297                         }
 298                 }
 299
 300                 Effect.toggle('FCATLIST-' + cat, 'blind', { duration: 0.5,
 301                         afterFinish: toggleCollapseCat_af });
 302
 303                 new Ajax.Request("backend.php?op=feeds&subop=collapse&cid=" +
 304                         param_escape(cat));
 305
 306         } catch (e) {
 307                 exception_error("toggleCollapseCat", e);
 308         }
 309 }
 310
 311 function feedlist_init() {
 312         try {
 313 //              if (arguments.callee.done) return;
 314 //              arguments.callee.done = true;
 315
 316                 loading_set_progress(90);
 317
 318                 debug("in feedlist init");
 319
 320                 hideOrShowFeeds(getInitParam("hide_read_feeds") == 1);
 321                 document.onkeydown = hotkey_handler;
 322                 document.onmousemove = mouse_move_handler;
 323                 document.onmousedown = mouse_down_handler;
 324                 document.onmouseup = mouse_up_handler;
 325                 setTimeout("timeout()", 0);
 326
 327                 if (typeof correctPNG != 'undefined') {
 328                         correctPNG();
 329                 }
 330
 331                 if (getActiveFeedId()) {
 332                         debug("some feed is open on feedlist refresh, reloading");
 333                         setTimeout("viewCurrentFeed()", 100);
 334                 } else {
 335                         if (getInitParam("cdm_auto_catchup") != 1 && get_feed_unread(-3) > 0) {
 336                                 notify_silent_next();
 337                                 setTimeout("viewfeed(-3)", 100);
 338                         } else {
 339                                 remove_splash();
 340                         }
 341                 }
 342
 343                 if (getInitParam("theme") == "") {
 344                         setTimeout("hide_footer()", 5000);
 345                 }
 346
 347                 init_collapsable_feedlist(getInitParam("theme"));
 348
 349         } catch (e) {
 350                 exception_error("feedlist/init", e);
 351         }
 352 }
 353
 354 function hide_footer_af(effect) {
 355         try {
 356                 var c = document.getElementById("content-frame");
 357
 358                 if (c) {
 359                         c.style.bottom = "0px";
 360                 } else {
 361                         var h = document.getElementById("headlines-frame");
 362
 363                         if (h) {
 364                                 h.style.bottom = "0px";
 365                         }
 366                 }
 367
 368         } catch (e) {
 369                 exception_error("hide_footer_af", e);
 370         }
 371 }
 372
 373 function hide_footer() {
 374         try {
 375                 if (Element.visible("footer")) {
 376                         new Effect.Fade("footer", { afterFinish: hide_footer_af });
 377                 }
 378         } catch (e) {
 379                 exception_error("hide_footer", e);
 380         }
 381 }
 382
 383 /*
 384 function init_hidden_feedlist(theme) {
 385         try {
 386                 debug("init_hidden_feedlist");
 387
 388                 if (theme != "" && theme != "compact") return;
 389
 390                 var fl = document.getElementById("feeds-holder");
 391                 var fh = document.getElementById("headlines-frame");
 392                 var fc = document.getElementById("content-frame");
 393                 var ft = document.getElementById("toolbar");
 394                 var ff = document.getElementById("footer");
 395                 var fhdr = document.getElementById("header");
 396
 397                 var fbtn = document.getElementById("toggle_feeds_btn");
 398
 399                 if (fbtn) Element.show(fbtn);
 400
 401                 fl.style.top = fh.offsetTop + "px";
 402                 fl.style.backgroundColor = "white"; //FIXME
 403
 404                 Element.hide(fl);
 405
 406                 fh.style.left = "0px";
 407                 ft.style.left = "0px";
 408                 if (fc) fc.style.left = "0px";
 409                 if (ff) ff.style.left = "0px";
 410
 411                 if (theme == "compact") {
 412                         fhdr.style.left = "10px";
 413                         fl.style.top = (fh.offsetTop + 1) + "px";
 414                 }
 415
 416         } catch (e) {
 417                 exception_error("init_hidden_feedlist", e);
 418         }
 419 } */
 420
 421 function init_collapsable_feedlist(theme) {
 422         try {
 423                 debug("init_collapsable_feedlist");
 424
 425                 if (theme != "" && theme != "compact" && theme != "graycube" &&
 426                                 theme != "compat") return;
 427
 428                 var fbtn = document.getElementById("collapse_feeds_btn");
 429
 430                 if (fbtn) Element.show(fbtn);
 431
 432                 if (getCookie("ttrss_vf_fclps") == 1) {
 433                         collapse_feedlist();
 434                 }
 435
 436         } catch (e) {
 437                 exception_error("init_hidden_feedlist", e);
 438         }
 439
 440 }
 441
 442 function mouse_move_handler(e) {
 443         try {
 444                 var client_y;
 445                 var client_x;
 446
 447                 if (window.event) {
 448                         client_y = window.event.clientY;
 449                         client_x = window.event.clientX;
 450                 } else if (e) {
 451                         client_x = e.screenX;
 452                         client_y = e.screenY;
 453                 }
 454
 455                 if (mouse_is_down) {
 456
 457                         if (mouse_y == 0) mouse_y = client_y;
 458                         if (mouse_x == 0) mouse_x = client_x;
 459
 460                         resize_headlines(mouse_x - client_x, mouse_y - client_y);
 461
 462                         mouse_y = client_y;
 463                         mouse_x = client_x;
 464
 465                         return false;
 466                 }
 467
 468         } catch (e) {
 469                 exception_error("mouse_move_handler", e);
 470         }
 471 }
 472
 473 function enable_resize(b) {
 474         resize_enabled = b;
 475 }
 476
 477 function mouse_down_handler(e) {
 478         try {
 479                 if (resize_enabled) {
 480                         mouse_is_down = true;
 481                         mouse_x = 0;
 482                         mouse_y = 0;
 483                         document.onselectstart = function() { return false; };
 484                 }
 485         } catch (e) {
 486                 exception_error("mouse_move_handler", e);
 487         }
 488 }
 489
 490 function mouse_up_handler(e) {
 491         try {
 492                 mouse_is_down = false;
 493                 document.onselectstart = null;
 494         } catch (e) {
 495                 exception_error("mouse_move_handler", e);
 496         }
 497 }
 498
 499 function request_counters() {
 500
 501         try {
 502                 var query = "backend.php?op=rpc&subop=getAllCounters";
 503
 504                 if (tagsAreDisplayed()) {
 505                         query = query + "&omode=tl";
 506                 } else {
 507                         query = query + "&omode=flc";
 508                 }
 509
 510                 new Ajax.Request(query, {
 511                         onComplete: function(transport) {
 512                                 try {
 513                                         all_counters_callback2(transport);
 514                                 } catch (e) {
 515                                         exception_error("viewfeed/getcounters", e);
 516                                 }
 517                         } });
 518
 519         } catch (e) {
 520                 exception_error("request_counters", e);
 521         }
 522 }