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 enable_resize = 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                         var query = "backend.php?op=rpc&subop=getAllCounters";
 214
 215                         if (tagsAreDisplayed()) {
 216                                 query = query + "&omode=tl";
 217                         } else {
 218                                 query = query + "&omode=flc";
 219                         }
 220
 221                         new Ajax.Request(query, {
 222                                 onComplete: function(transport) {
 223                                         try {
 224                                                 all_counters_callback2(transport);
 225                                         } catch (e) {
 226                                                 exception_error("viewfeed/getcounters", e);
 227                                         }
 228                                 } });
 229
 230                 } else {
 231
 232                         if (!page_offset) {
 233                                 notify_progress("Loading, please wait...", true);
 234                         }
 235
 236                         new Ajax.Request(query, {
 237                                 onComplete: function(transport) {
 238                                         headlines_callback2(transport, feed, is_cat, page_offset);
 239                                 } });
 240                 }
 241
 242         } catch (e) {
 243                 exception_error("viewfeed", e);
 244         }
 245 }
 246
 247 function toggleCollapseCat_af(effect) {
 248         //var caption = elem.id.replace("FCATLIST-", "");
 249
 250         try {
 251
 252                 var elem = effect.element;
 253                 var cat = elem.id.replace("FCATLIST-", "");
 254                 var cap = document.getElementById("FCAP-" + cat);
 255
 256                 if (Element.visible(elem)) {
 257                         cap.innerHTML = cap.innerHTML.replace("…", "");
 258                 } else {
 259                         if (cap.innerHTML.lastIndexOf("…") != cap.innerHTML.length-3) {
 260                                 cap.innerHTML = cap.innerHTML + "…";
 261                         }
 262                 }
 263
 264         } catch (e) {
 265                 exception_error("toggleCollapseCat_af", e);
 266         }
 267 }
 268
 269 function toggleCollapseCat(cat) {
 270         try {
 271
 272                 var cat_elem = document.getElementById("FCAT-" + cat);
 273                 var cat_list = document.getElementById("FCATLIST-" + cat).parentNode;
 274                 var caption = document.getElementById("FCAP-" + cat);
 275
 276 /*              if (cat_list.className.match("invisible")) {
 277                         cat_list.className = "";
 278                         caption.innerHTML = caption.innerHTML.replace("...", "");
 279                         if (cat == 0) {
 280                                 setCookie("ttrss_vf_uclps", "0");
 281                         }
 282                 } else {
 283                         cat_list.className = "invisible";
 284                         caption.innerHTML = caption.innerHTML + "...";
 285                         if (cat == 0) {
 286                                 setCookie("ttrss_vf_uclps", "1");
 287                         }
 288
 289                 } */
 290
 291                 if (cat == 0) {
 292                         if (Element.visible("FCATLIST-" + cat)) {
 293                                 setCookie("ttrss_vf_uclps", "1");
 294                         } else {
 295                                 setCookie("ttrss_vf_uclps", "0");
 296                         }
 297                 }
 298
 299                 if (cat == -2) {
 300                         if (Element.visible("FCATLIST-" + cat)) {
 301                                 setCookie("ttrss_vf_lclps", "1");
 302                         } else {
 303                                 setCookie("ttrss_vf_lclps", "0");
 304                         }
 305                 }
 306
 307                 if (cat == -1) {
 308                         if (Element.visible("FCATLIST-" + cat)) {
 309                                 setCookie("ttrss_vf_vclps", "1");
 310                         } else {
 311                                 setCookie("ttrss_vf_vclps", "0");
 312                         }
 313                 }
 314
 315                 Effect.toggle('FCATLIST-' + cat, 'blind', { duration: 0.5,
 316                         afterFinish: toggleCollapseCat_af });
 317
 318                 new Ajax.Request("backend.php?op=feeds&subop=collapse&cid=" +
 319                         param_escape(cat));
 320
 321         } catch (e) {
 322                 exception_error("toggleCollapseCat", e);
 323         }
 324 }
 325
 326 function feedlist_init() {
 327         try {
 328 //              if (arguments.callee.done) return;
 329 //              arguments.callee.done = true;
 330
 331                 loading_set_progress(90);
 332
 333                 debug("in feedlist init");
 334
 335                 hideOrShowFeeds(document, getInitParam("hide_read_feeds") == 1);
 336                 document.onkeydown = hotkey_handler;
 337                 document.onmousemove = mouse_move_handler;
 338                 document.onmousedown = mouse_down_handler;
 339                 document.onmouseup = mouse_up_handler;
 340                 setTimeout("timeout()", 0);
 341
 342 /*              debug("about to remove splash, OMG!");
 343
 344                 var o = document.getElementById("overlay");
 345
 346                 if (o) {
 347                         o.style.display = "none";
 348                         debug("removed splash!");
 349                 } */
 350
 351                 if (typeof correctPNG != 'undefined') {
 352                         correctPNG();
 353                 }
 354
 355                 if (getActiveFeedId()) {
 356                         debug("some feed is open on feedlist refresh, reloading");
 357                         setTimeout("viewCurrentFeed()", 100);
 358                 } else {
 359                         if (getInitParam("cdm_auto_catchup") != 1 && get_feed_unread(-3) > 0) {
 360                                 notify_silent_next();
 361                                 setTimeout("viewfeed(-3)", 100);
 362                         } else {
 363                                 remove_splash();
 364                         }
 365                 }
 366
 367                 if (getInitParam("theme") == "") {
 368                         setTimeout("hide_footer()", 5000);
 369                 }
 370
 371 /*              if (getInitParam("hide_feedlist") == 1) {
 372                         init_hidden_feedlist(getInitParam("theme"));
 373                 } else {
 374                         init_collapsable_feedlist(getInitParam("theme"));
 375                 } */
 376
 377                 init_collapsable_feedlist(getInitParam("theme"));
 378
 379         } catch (e) {
 380                 exception_error("feedlist/init", e);
 381         }
 382 }
 383
 384 function hide_footer_af(effect) {
 385         try {
 386                 var c = document.getElementById("content-frame");
 387
 388                 if (c) {
 389                         c.style.bottom = "0px";
 390                 } else {
 391                         var h = document.getElementById("headlines-frame");
 392
 393                         if (h) {
 394                                 h.style.bottom = "0px";
 395                         }
 396                 }
 397
 398         } catch (e) {
 399                 exception_error("hide_footer_af", e);
 400         }
 401 }
 402
 403 function hide_footer() {
 404         try {
 405                 if (Element.visible("footer")) {
 406                         new Effect.Fade("footer", { afterFinish: hide_footer_af });
 407                 }
 408         } catch (e) {
 409                 exception_error("hide_footer", e);
 410         }
 411 }
 412
 413 /*
 414 function init_hidden_feedlist(theme) {
 415         try {
 416                 debug("init_hidden_feedlist");
 417
 418                 if (theme != "" && theme != "compact") return;
 419
 420                 var fl = document.getElementById("feeds-holder");
 421                 var fh = document.getElementById("headlines-frame");
 422                 var fc = document.getElementById("content-frame");
 423                 var ft = document.getElementById("toolbar");
 424                 var ff = document.getElementById("footer");
 425                 var fhdr = document.getElementById("header");
 426
 427                 var fbtn = document.getElementById("toggle_feeds_btn");
 428
 429                 if (fbtn) Element.show(fbtn);
 430
 431                 fl.style.top = fh.offsetTop + "px";
 432                 fl.style.backgroundColor = "white"; //FIXME
 433
 434                 Element.hide(fl);
 435
 436                 fh.style.left = "0px";
 437                 ft.style.left = "0px";
 438                 if (fc) fc.style.left = "0px";
 439                 if (ff) ff.style.left = "0px";
 440
 441                 if (theme == "compact") {
 442                         fhdr.style.left = "10px";
 443                         fl.style.top = (fh.offsetTop + 1) + "px";
 444                 }
 445
 446         } catch (e) {
 447                 exception_error("init_hidden_feedlist", e);
 448         }
 449 } */
 450
 451 function init_collapsable_feedlist(theme) {
 452         try {
 453                 debug("init_collapsable_feedlist");
 454
 455                 if (theme != "" && theme != "compact" && theme != "graycube" &&
 456                                 theme != "compat") return;
 457
 458                 var fbtn = document.getElementById("collapse_feeds_btn");
 459
 460                 if (fbtn) Element.show(fbtn);
 461
 462                 if (getCookie("ttrss_vf_fclps") == 1) {
 463                         collapse_feedlist();
 464                 }
 465
 466         } catch (e) {
 467                 exception_error("init_hidden_feedlist", e);
 468         }
 469
 470 }
 471
 472 function mouse_move_handler(e) {
 473         try {
 474                 var client_y;
 475                 var client_x;
 476
 477                 if (window.event) {
 478                         client_y = window.event.clientY;
 479                         client_x = window.event.clientX;
 480                 } else if (e) {
 481                         client_x = e.screenX;
 482                         client_y = e.screenY;
 483                 }
 484
 485                 if (mouse_is_down) {
 486
 487                         if (mouse_y == 0) mouse_y = client_y;
 488                         if (mouse_x == 0) mouse_x = client_x;
 489
 490                         resize_headlines(mouse_x - client_x, mouse_y - client_y);
 491                         return false;
 492                 }
 493
 494         } catch (e) {
 495                 exception_error("mouse_move_handler", e);
 496         }
 497 }
 498
 499 function resize_enabled(b) {
 500         enable_resize = b;
 501 }
 502
 503 function mouse_down_handler(e) {
 504         try {
 505                 if (enable_resize) mouse_is_down = true;
 506         } catch (e) {
 507                 exception_error("mouse_move_handler", e);
 508         }
 509 }
 510
 511 function mouse_up_handler(e) {
 512         try {
 513                 mouse_is_down = false;
 514         } catch (e) {
 515                 exception_error("mouse_move_handler", e);
 516         }
 517 }