view/js/main.js

   1 // @license magnet:?xt=urn:btih:0b31508aeb0634b347b8270c7bee4d411b5d4109&dn=agpl-3.0.txt AGPLv3-or-later
   2
   3 // https://developer.mozilla.org/en-US/docs/Web/API/Element/matches#Polyfill
   4 if (!Element.prototype.matches) {
   5         Element.prototype.matches =
   6                 Element.prototype.matchesSelector ||
   7                 Element.prototype.mozMatchesSelector ||
   8                 Element.prototype.msMatchesSelector ||
   9                 Element.prototype.oMatchesSelector ||
  10                 Element.prototype.webkitMatchesSelector ||
  11                 function(s) {
  12                         var matches = (this.document || this.ownerDocument).querySelectorAll(s),
  13                                 i = matches.length;
  14                         while (--i >= 0 && matches.item(i) !== this) {}
  15                         return i > -1;
  16                 };
  17 }
  18
  19 function resizeIframe(obj) {
  20         _resizeIframe(obj, 0);
  21 }
  22
  23 function _resizeIframe(obj, desth) {
  24         var h = obj.style.height;
  25         var ch = obj.contentWindow.document.body.scrollHeight;
  26
  27         if (h == (ch + 'px')) {
  28                 return;
  29         }
  30         if (desth == ch && ch > 0) {
  31                 obj.style.height  = ch + 'px';
  32         }
  33         setTimeout(_resizeIframe, 100, obj, ch);
  34 }
  35
  36 function getCookie(name) {
  37         var value = "; " + document.cookie;
  38         var parts = value.split("; " + name + "=");
  39
  40         if (parts.length == 2) {
  41                 return parts.pop().split(";").shift();
  42         }
  43 }
  44
  45 function initWidget(inflated, deflated) {
  46         var elInf = document.getElementById(inflated);
  47         var elDef = document.getElementById(deflated);
  48
  49         if (!elInf || !elDef) {
  50                 return;
  51         }
  52         if (getCookie(window.location.pathname + ":" + inflated) != "none") {
  53                 elInf.style.display = "block";
  54                 elDef.style.display = "none";
  55         } else {
  56                 elInf.style.display = "none";
  57                 elDef.style.display = "block";
  58         }
  59 }
  60
  61 function openCloseWidget(inflated, deflated) {
  62         var elInf = document.getElementById(inflated);
  63         var elDef = document.getElementById(deflated);
  64
  65         if (!elInf || !elDef) {
  66                 return;
  67         }
  68
  69         if (window.getComputedStyle(elInf).display === "none") {
  70                 elInf.style.display = "block";
  71                 elDef.style.display = "none";
  72                 document.cookie = window.location.pathname + ":" + inflated + "=block";
  73         } else {
  74                 elInf.style.display = "none";
  75                 elDef.style.display = "block";
  76                 document.cookie = window.location.pathname + ":" + inflated + "=none";
  77         }
  78 }
  79
  80 function openClose(theID) {
  81         var el = document.getElementById(theID);
  82         if (el) {
  83                 if (window.getComputedStyle(el).display === "none") {
  84                         openMenu(theID);
  85                 } else {
  86                         closeMenu(theID);
  87                 }
  88         }
  89 }
  90
  91 function openMenu(theID) {
  92         var el = document.getElementById(theID);
  93         if (el) {
  94                 if (!el.dataset.display) {
  95                         el.dataset.display = 'block';
  96                 }
  97                 el.style.display = el.dataset.display;
  98         }
  99 }
 100
 101 function closeMenu(theID) {
 102         var el = document.getElementById(theID);
 103         if (el) {
 104                 el.dataset.display = window.getComputedStyle(el).display;
 105                 el.style.display = "none";
 106         }
 107 }
 108
 109 function decodeHtml(html) {
 110         var txt = document.createElement("textarea");
 111
 112         txt.innerHTML = html;
 113         return txt.value;
 114 }
 115
 116 var src = null;
 117 var prev = null;
 118 var livetime = null;
 119 var force_update = false;
 120 var update_item = 0;
 121 var stopped = false;
 122 var totStopped = false;
 123 var timer = null;
 124 var pr = 0;
 125 var liking = 0;
 126 var in_progress = false;
 127 var langSelect = false;
 128 var commentBusy = false;
 129 var last_popup_menu = null;
 130 var last_popup_button = null;
 131 var lockLoadContent = false;
 132
 133 const urlRegex = /^(?:https?:\/\/|\s)[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,4})(?:\/+[a-z0-9_.:;-]*)*(?:\?[&%|+a-z0-9_=,.:;-]*)?(?:[&%|+&a-z0-9_=,:;.-]*)(?:[!#\/&%|+a-z0-9_=,:;.-]*)}*$/i;
 134
 135 $(function() {
 136         $.ajaxSetup({cache: false});
 137
 138         /* setup comment textarea buttons */
 139         /* comment textarea buttons needs some "data-*" attributes to work:
 140          *              data-role="insert-formatting" : to mark the element as a formatting button
 141          *              data-bbcode="<string>" : name of the bbcode element to insert. insertFormatting() will insert it as "[name][/name]"
 142          *              data-id="<string>" : id of the comment, used to find other comment-related element, like the textarea
 143          * */
 144         $('body').on('click','[data-role="insert-formatting"]', function(e) {
 145                 e.preventDefault();
 146                 var o = $(this);
 147                 var bbcode = o.data('bbcode');
 148                 var id = o.data('id');
 149                 if (bbcode == "img") {
 150                         Dialog.doImageBrowser("comment", id);
 151                         return;
 152                 }
 153
 154                 if (bbcode == "imgprv") {
 155                         bbcode = "img";
 156                 }
 157
 158                 insertFormatting(bbcode, id);
 159         });
 160
 161         /* event from comment textarea button popups */
 162         /* insert returned bbcode at cursor position or replace selected text */
 163         $("body").on("fbrowser.image.comment", function(e, filename, bbcode, id) {
 164                 $.colorbox.close();
 165                 var textarea = document.getElementById("comment-edit-text-" +id);
 166                 var start = textarea.selectionStart;
 167                 var end = textarea.selectionEnd;
 168                 textarea.value = textarea.value.substring(0, start) + bbcode + textarea.value.substring(end, textarea.value.length);
 169                 $(textarea).trigger('change');
 170         });
 171
 172         /* setup onoff widgets */
 173         $(".onoff input").each(function() {
 174                 val = $(this).val();
 175                 id = $(this).attr("id");
 176                 $("#"+id+"_onoff ." + (val == 0 ? "on":"off")).addClass("hidden");
 177         });
 178
 179         $(".onoff > a").click(function(event) {
 180                 event.preventDefault();
 181                 var input = $(this).siblings("input");
 182                 var val = 1-input.val();
 183                 var id = input.attr("id");
 184                 $("#"+id+"_onoff ." + (val == 0 ? "on":"off")).addClass("hidden");
 185                 $("#"+id+"_onoff ." + (val == 1 ? "on":"off")).removeClass("hidden");
 186                 input.val(val);
 187         });
 188
 189         /* popup menus */
 190         function close_last_popup_menu() {
 191                 if (last_popup_menu) {
 192                         last_popup_menu.hide();
 193                         last_popup_menu.off('click', function(e) {e.stopPropagation()});
 194                         last_popup_button.removeClass("selected");
 195                         last_popup_menu = null;
 196                         last_popup_button = null;
 197                 }
 198         }
 199         $('a[rel^="#"]').click(function(e) {
 200                 e.preventDefault();
 201                 var parent = $(this).parent();
 202                 var isSelected = (last_popup_button && parent.attr('id') == last_popup_button.attr('id'));
 203                 close_last_popup_menu();
 204                 if (isSelected) {
 205                         return false;
 206                 }
 207                 menu = $($(this).attr('rel'));
 208                 e.preventDefault();
 209                 e.stopPropagation();
 210                 if (menu.attr('popup') == "false") {
 211                         return false;
 212                 }
 213                 parent.toggleClass("selected");
 214                 menu.toggle();
 215                 if (menu.css("display") == "none") {
 216                         last_popup_menu = null;
 217                         last_popup_button = null;
 218                 } else {
 219                         last_popup_menu = menu;
 220                         last_popup_menu.on('click', function(e) {e.stopPropagation()});
 221                         last_popup_button = parent;
 222                         $('#nav-notifications-menu').perfectScrollbar('update');
 223                 }
 224                 return false;
 225         });
 226         $('html').click(function() {
 227                 close_last_popup_menu();
 228         });
 229
 230         // fancyboxes
 231         $("a.popupbox").colorbox({
 232                 'inline' : true,
 233                 'transition' : 'elastic',
 234                 'maxWidth' : '100%'
 235         });
 236         $("a.ajax-popupbox").colorbox({
 237                 'transition' : 'elastic',
 238                 'maxWidth' : '100%'
 239         });
 240
 241         /* notifications template */
 242         var notifications_tpl= unescape($("#nav-notifications-template[rel=template]").html());
 243         var notifications_all = unescape($('<div>').append($("#nav-notifications-see-all").clone()).html()); //outerHtml hack
 244         var notifications_mark = unescape($('<div>').append($("#nav-notifications-mark-all").clone()).html()); //outerHtml hack
 245         var notifications_empty = unescape($("#nav-notifications-menu").html());
 246
 247         /* enable perfect-scrollbars for different elements */
 248         $('#nav-notifications-menu, aside').perfectScrollbar();
 249
 250         /* nav update event  */
 251         $('nav').bind('nav-update', function(e, data) {
 252                 var invalid = data.invalid || 0;
 253                 if (invalid == 1) {
 254                         window.location.href=window.location.href
 255                 }
 256
 257                 ['net', 'home', 'intro', 'mail', 'events', 'birthdays', 'notify'].forEach(function(type) {
 258                         var number = data[type];
 259                         if (number == 0) {
 260                                 number = '';
 261                                 $('#' + type + '-update').removeClass('show');
 262                         } else {
 263                                 $('#' + type + '-update').addClass('show');
 264                         }
 265                         $('#' + type + '-update').text(number);
 266                 });
 267
 268                 var intro = data['intro'];
 269                 if (intro == 0) {
 270                         intro = ''; $('#intro-update-li').removeClass('show')
 271                 } else {
 272                         $('#intro-update-li').addClass('show')
 273                 }
 274
 275                 $('#intro-update-li').html(intro);
 276
 277                 var mail = data['mail'];
 278                 if (mail == 0) {
 279                         mail = ''; $('#mail-update-li').removeClass('show')
 280                 } else {
 281                         $('#mail-update-li').addClass('show')
 282                 }
 283
 284                 $('#mail-update-li').html(mail);
 285
 286                 $(".sidebar-group-li .notify").removeClass("show");
 287                 $(data.groups).each(function(key, group) {
 288                         var gid = group.id;
 289                         var gcount = group.count;
 290                         $(".group-"+gid+" .notify").addClass("show").text(gcount);
 291                 });
 292
 293                 $(".forum-widget-entry .notify").removeClass("show");
 294                 $(data.forums).each(function(key, forum) {
 295                         var fid = forum.id;
 296                         var fcount = forum.count;
 297                         $(".forum-"+fid+" .notify").addClass("show").text(fcount);
 298                 });
 299
 300                 if (data.notifications.length == 0) {
 301                         $("#nav-notifications-menu").html(notifications_empty);
 302                 } else {
 303                         var nnm = $("#nav-notifications-menu");
 304                         nnm.html(notifications_all + notifications_mark);
 305
 306                         var lastItemStorageKey = "notification-lastitem:" + localUser;
 307                         var notification_lastitem = parseInt(localStorage.getItem(lastItemStorageKey));
 308                         var notification_id = 0;
 309
 310                         // Insert notifs into the notifications-menu
 311                         $(data.notifications).each(function(key, notif) {
 312                                 var text = notif.message.format('<span class="contactname">' + notif.name + '</span>');
 313                                 var contact = ('<a href="' + notif.url + '"><span class="contactname">' + notif.name + '</span></a>');
 314                                 var seenclass = (notif.seen == 1) ? "notify-seen" : "notify-unseen";
 315                                 var html = notifications_tpl.format(
 316                                         notif.href,                     // {0}  // link to the source
 317                                         notif.photo,                    // {1}  // photo of the contact
 318                                         text,                           // {2}  // preformatted text (autor + text)
 319                                         notif.date,                     // {3}  // date of notification (time ago)
 320                                         seenclass,                      // {4}  // visited status of the notification
 321                                         new Date(notif.timestamp*1000), // {5}  // date of notification
 322                                         notif.url,                      // {6}  // profile url of the contact
 323                                         notif.message.format(contact),  // {7}  // preformatted html (text including author profile url)
 324                                         ''                              // {8}  // Deprecated
 325                                 );
 326                                 nnm.append(html);
 327                         });
 328
 329                         // Desktop Notifications
 330                         $(data.notifications.reverse()).each(function(key, e) {
 331                                 notification_id = parseInt(e.timestamp);
 332                                 if (notification_lastitem !== null && notification_id > notification_lastitem && Number(e.seen) === 0) {
 333                                         if (getNotificationPermission() === "granted") {
 334                                                 var notification = new Notification(document.title, {
 335                                                                                   body: decodeHtml(e.message.replace('&rarr; ', '').format(e.name)),
 336                                                                                   icon: e.photo,
 337                                                                                 });
 338                                                 notification['url'] = e.href;
 339                                                 notification.addEventListener("click", function(ev) {
 340                                                         window.location = ev.target.url;
 341                                                 });
 342                                         }
 343                                 }
 344
 345                         });
 346                         notification_lastitem = notification_id;
 347                         localStorage.setItem(lastItemStorageKey, notification_lastitem)
 348
 349                         $("img[data-src]", nnm).each(function(i, el) {
 350                                 // Add src attribute for images with a data-src attribute
 351                                 // However, don't bother if the data-src attribute is empty, because
 352                                 // an empty "src" tag for an image will cause some browsers
 353                                 // to prefetch the root page of the Friendica hub, which will
 354                                 // unnecessarily load an entire profile/ or network/ page
 355                                 if ($(el).data("src") != '') {
 356                                         $(el).attr('src', $(el).data("src"));
 357                                 }
 358                         });
 359                 }
 360
 361                 var notif = data['notify'];
 362                 if (notif > 0) {
 363                         $("#nav-notifications-linkmenu").addClass("on");
 364                 } else {
 365                         $("#nav-notifications-linkmenu").removeClass("on");
 366                 }
 367
 368                 $(data.sysmsgs.notice).each(function(key, message) {
 369                         $.jGrowl(message, {sticky: true, theme: 'notice'});
 370                 });
 371                 $(data.sysmsgs.info).each(function(key, message) {
 372                         $.jGrowl(message, {sticky: false, theme: 'info', life: 5000});
 373                 });
 374
 375                 // Update the js scrollbars
 376                 $('#nav-notifications-menu').perfectScrollbar('update');
 377         });
 378
 379         // Asynchronous calls are deferred until the very end of the page load to ease on slower connections
 380         window.addEventListener("load", function(){
 381                 NavUpdate();
 382                 if (typeof acl !== 'undefined') {
 383                         acl.get(0, 100);
 384                 }
 385         });
 386
 387         // Allow folks to stop the ajax page updates with the pause/break key
 388         $(document).keydown(function(event) {
 389                 if (event.keyCode == '8') {
 390                         var target = event.target || event.srcElement;
 391                         if (!/input|textarea/i.test(target.nodeName)) {
 392                                 return false;
 393                         }
 394                 }
 395
 396                 if (event.keyCode == '19' || (event.ctrlKey && event.which == '32')) {
 397                         event.preventDefault();
 398                         if (stopped == false) {
 399                                 stopped = true;
 400                                 if (event.ctrlKey) {
 401                                         totStopped = true;
 402                                 }
 403                                 $('#pause').html('<img src="images/pause.gif" alt="pause" style="border: 1px solid black;" />');
 404                         } else {
 405                                 unpause();
 406                         }
 407                 } else if (!totStopped) {
 408                         unpause();
 409                 }
 410         });
 411
 412         // Scroll to the next/previous thread when pressing J and K
 413         $(document).keydown(function (event) {
 414                 var threads = $('.thread_level_1');
 415                 if ((event.keyCode === 74 || event.keyCode === 75) && !$(event.target).is('textarea, input')) {
 416                         var scrollTop = $(window).scrollTop();
 417                         if (event.keyCode === 75) {
 418                                 threads = $(threads.get().reverse());
 419                         }
 420                         threads.each(function(key, item) {
 421                                 var comparison;
 422                                 var top = $(item).offset().top - 100;
 423                                 if (event.keyCode === 74) {
 424                                         comparison = top > scrollTop + 1;
 425                                 } else if (event.keyCode === 75) {
 426                                         comparison = top < scrollTop - 1;
 427                                 }
 428                                 if (comparison) {
 429                                         $('html, body').animate({scrollTop: top}, 200);
 430                                         return false;
 431                                 }
 432                         });
 433                 }
 434         });
 435
 436         // Set an event listener for infinite scroll
 437         if (typeof infinite_scroll !== 'undefined') {
 438                 $(window).scroll(function(e) {
 439                         if ($(document).height() != $(window).height()) {
 440                                 // First method that is expected to work - but has problems with Chrome
 441                                 if ($(window).scrollTop() > ($(document).height() - $(window).height() * 1.5))
 442                                         loadScrollContent();
 443                         } else {
 444                                 // This method works with Chrome - but seems to be much slower in Firefox
 445                                 if ($(window).scrollTop() > (($("section").height() + $("header").height() + $("footer").height()) - $(window).height() * 1.5)) {
 446                                         loadScrollContent();
 447                                 }
 448                         }
 449                 });
 450         }
 451 });
 452
 453 /**
 454  * Inserts a BBCode tag in the comment textarea identified by id
 455  *
 456  * @param {string} BBCode
 457  * @param {int} id
 458  * @returns {boolean}
 459  */
 460 function insertFormatting(BBCode, id) {
 461         let textarea = document.getElementById('comment-edit-text-' + id);
 462
 463         if (textarea.value === '') {
 464                 $(textarea)
 465                         .addClass("comment-edit-text-full")
 466                         .removeClass("comment-edit-text-empty");
 467                 closeMenu("comment-fake-form-" + id);
 468                 openMenu("item-comments-" + id);
 469         }
 470
 471         insertBBCodeInTextarea(BBCode, textarea);
 472
 473         return true;
 474 }
 475
 476 /**
 477  * Inserts a BBCode tag in the provided textarea element, wrapping the currently selected text.
 478  * For URL BBCode, it discriminates between link text and non-link text to determine where to insert the selected text.
 479  *
 480  * @param {string} BBCode
 481  * @param {HTMLTextAreaElement} textarea
 482  */
 483 function insertBBCodeInTextarea(BBCode, textarea) {
 484         let selectionStart = textarea.selectionStart;
 485         let selectionEnd = textarea.selectionEnd;
 486         let selectedText = textarea.value.substring(selectionStart, selectionEnd);
 487         let openingTag = '[' + BBCode + ']';
 488         let closingTag = '[/' + BBCode + ']';
 489         let cursorPosition = selectionStart + openingTag.length + selectedText.length;
 490
 491         if (BBCode === 'url') {
 492                 if (urlRegex.test(selectedText)) {
 493                         openingTag = '[' + BBCode + '=' + selectedText + ']';
 494                         selectedText = '';
 495                         cursorPosition = selectionStart + openingTag.length;
 496                 } else {
 497                         openingTag = '[' + BBCode + '=]';
 498                         cursorPosition = selectionStart + openingTag.length - 1;
 499                 }
 500         }
 501
 502         textarea.value = textarea.value.substring(0, selectionStart) + openingTag + selectedText + closingTag + textarea.value.substring(selectionEnd, textarea.value.length);
 503         textarea.setSelectionRange(cursorPosition, cursorPosition);
 504         textarea.dispatchEvent(new Event('change'));
 505         textarea.focus();
 506 }
 507
 508 function NavUpdate() {
 509         if (!stopped) {
 510                 var pingCmd = 'ping?format=json' + ((localUser != 0) ? '&f=&uid=' + localUser : '');
 511                 $.get(pingCmd, function(data) {
 512                         if (data.result) {
 513                                 // send nav-update event
 514                                 $('nav').trigger('nav-update', data.result);
 515
 516                                 // start live update
 517                                 ['network', 'profile', 'community', 'notes', 'display', 'contact'].forEach(function (src) {
 518                                         if ($('#live-' + src).length) {
 519                                                 liveUpdate(src);
 520                                         }
 521                                 });
 522                                 if ($('#live-photos').length) {
 523                                         if (liking) {
 524                                                 liking = 0;
 525                                                 window.location.href = window.location.href;
 526                                         }
 527                                 }
 528                         }
 529                 });
 530         }
 531         timer = setTimeout(NavUpdate, updateInterval);
 532 }
 533
 534 function updateConvItems(data) {
 535         // add a new thread
 536         $('.toplevel_item',data).each(function() {
 537                 var ident = $(this).attr('id');
 538
 539                 // Add new top-level item.
 540                 if ($('#' + ident).length == 0 && profile_page == 1) {
 541                         $('#' + prev).after($(this));
 542
 543                 // Replace already existing thread.
 544                 } else {
 545                         // Find out if the hidden comments are open, so we can keep it that way
 546                         // if a new comment has been posted
 547                         var id = $('.hide-comments-total', this).attr('id');
 548                         if (typeof id != 'undefined') {
 549                                 id = id.split('-')[3];
 550                                 var commentsOpen = $("#collapsed-comments-" + id).is(":visible");
 551                         }
 552
 553                         $('#' + ident).replaceWith($(this));
 554
 555                         if (typeof id != 'undefined') {
 556                                 if (commentsOpen) {
 557                                         showHideComments(id);
 558                                 }
 559                         }
 560                 }
 561                 prev = ident;
 562         });
 563
 564         $('.like-rotator').hide();
 565         if (commentBusy) {
 566                 commentBusy = false;
 567                 $('body').css('cursor', 'auto');
 568         }
 569         /* autocomplete @nicknames */
 570         $(".comment-edit-form  textarea").editor_autocomplete(baseurl + '/search/acl');
 571         /* autocomplete bbcode */
 572         $(".comment-edit-form  textarea").bbco_autocomplete('bbcode');
 573 }
 574
 575 function liveUpdate(src) {
 576         if ((src == null) || stopped || !profile_uid) {
 577                 $('.like-rotator').hide(); return;
 578         }
 579
 580         if (($('.comment-edit-text-full').length) || in_progress) {
 581                 if (livetime) {
 582                         clearTimeout(livetime);
 583                 }
 584                 livetime = setTimeout(function() {liveUpdate(src)}, 5000);
 585                 return;
 586         }
 587
 588         if (livetime != null) {
 589                 livetime = null;
 590         }
 591         prev = 'live-' + src;
 592
 593         in_progress = true;
 594
 595         if ($(document).scrollTop() == 0) {
 596                 force_update = true;
 597         }
 598
 599         var orgHeight = $("section").height();
 600
 601         var udargs = ((netargs.length) ? '/' + netargs : '');
 602         var update_url = 'update_' + src + udargs + '&p=' + profile_uid + '&page=' + profile_page + '&force=' + ((force_update) ? 1 : 0) + '&item=' + update_item;
 603
 604         $.get(update_url,function(data) {
 605                 in_progress = false;
 606                 force_update = false;
 607                 update_item = 0;
 608
 609                 $('.wall-item-body', data).imagesLoaded(function() {
 610                         updateConvItems(data);
 611
 612                         document.dispatchEvent(new Event('postprocess_liveupdate'));
 613
 614                         // Update the scroll position.
 615                         $(window).scrollTop($(window).scrollTop() + $("section").height() - orgHeight);
 616                 });
 617         });
 618 }
 619
 620 function imgbright(node) {
 621         $(node).removeClass("drophide").addClass("drop");
 622 }
 623
 624 function imgdull(node) {
 625         $(node).removeClass("drop").addClass("drophide");
 626 }
 627
 628 // Since our ajax calls are asynchronous, we will give a few
 629 // seconds for the first ajax call (setting like/dislike), then
 630 // run the updater to pick up any changes and display on the page.
 631 // The updater will turn any rotators off when it's done.
 632 // This function will have returned long before any of these
 633 // events have completed and therefore there won't be any
 634 // visible feedback that anything changed without all this
 635 // trickery. This still could cause confusion if the "like" ajax call
 636 // is delayed and NavUpdate runs before it completes.
 637
 638 function dolike(ident,verb) {
 639         unpause();
 640         $('#like-rotator-' + ident.toString()).show();
 641         $.get('like/' + ident.toString() + '?verb=' + verb, NavUpdate);
 642         liking = 1;
 643         force_update = true;
 644         update_item = ident.toString();
 645 }
 646
 647 function dosubthread(ident) {
 648         unpause();
 649         $('#like-rotator-' + ident.toString()).show();
 650         $.get('subthread/' + ident.toString(), NavUpdate);
 651         liking = 1;
 652 }
 653
 654 function dostar(ident) {
 655         ident = ident.toString();
 656         $('#like-rotator-' + ident).show();
 657         $.get('starred/' + ident, function(data) {
 658                 if (data.match(/1/)) {
 659                         $('#starred-' + ident).addClass('starred');
 660                         $('#starred-' + ident).removeClass('unstarred');
 661                         $('#star-' + ident).addClass('hidden');
 662                         $('#unstar-' + ident).removeClass('hidden');
 663                 } else {
 664                         $('#starred-' + ident).addClass('unstarred');
 665                         $('#starred-' + ident).removeClass('starred');
 666                         $('#star-' + ident).removeClass('hidden');
 667                         $('#unstar-' + ident).addClass('hidden');
 668                 }
 669                 $('#like-rotator-' + ident).hide();
 670         });
 671 }
 672
 673 function dopin(ident) {
 674         ident = ident.toString();
 675         $('#like-rotator-' + ident).show();
 676         $.get('pinned/' + ident, function(data) {
 677                 if (data.match(/1/)) {
 678                         $('#pinned-' + ident).addClass('pinned');
 679                         $('#pinned-' + ident).removeClass('unpinned');
 680                         $('#pin-' + ident).addClass('hidden');
 681                         $('#unpin-' + ident).removeClass('hidden');
 682                 } else {
 683                         $('#pinned-' + ident).addClass('unpinned');
 684                         $('#pinned-' + ident).removeClass('pinned');
 685                         $('#pin-' + ident).removeClass('hidden');
 686                         $('#unpin-' + ident).addClass('hidden');
 687                 }
 688                 $('#like-rotator-' + ident).hide();
 689         });
 690 }
 691
 692 function doignore(ident) {
 693         ident = ident.toString();
 694         $('#like-rotator-' + ident).show();
 695         $.get('item/ignore/' + ident, function(data) {
 696                 if (data === 1) {
 697                         $('#ignored-' + ident)
 698                                 .addClass('ignored')
 699                                 .removeClass('unignored');
 700                         $('#ignore-' + ident).addClass('hidden');
 701                         $('#unignore-' + ident).removeClass('hidden');
 702                 } else {
 703                         $('#ignored-' + ident)
 704                                 .addClass('unignored')
 705                                 .removeClass('ignored');
 706                         $('#ignore-' + ident).removeClass('hidden');
 707                         $('#unignore-' + ident).addClass('hidden');
 708                 }
 709                 $('#like-rotator-' + ident).hide();
 710         });
 711 }
 712
 713 function getPosition(e) {
 714         var cursor = {x:0, y:0};
 715
 716         if (e.pageX || e.pageY) {
 717                 cursor.x = e.pageX;
 718                 cursor.y = e.pageY;
 719         } else {
 720                 if (e.clientX || e.clientY) {
 721                         cursor.x = e.clientX + (document.documentElement.scrollLeft || document.body.scrollLeft) - document.documentElement.clientLeft;
 722                         cursor.y = e.clientY + (document.documentElement.scrollTop  || document.body.scrollTop)  - document.documentElement.clientTop;
 723                 } else if (e.x || e.y) {
 724                         cursor.x = e.x;
 725                         cursor.y = e.y;
 726                 }
 727         }
 728         return cursor;
 729 }
 730
 731 var lockvisible = false;
 732
 733 function lockview(event,id) {
 734         event = event || window.event;
 735         cursor = getPosition(event);
 736         if (lockvisible) {
 737                 lockviewhide();
 738         } else {
 739                 lockvisible = true;
 740                 $.get('lockview/' + id, function(data) {
 741                         $('#panel').html(data);
 742                         $('#panel').css({'left': cursor.x + 5 , 'top': cursor.y + 5});
 743                         $('#panel').show();
 744                 });
 745         }
 746 }
 747
 748 function lockviewhide() {
 749         lockvisible = false;
 750         $('#panel').hide();
 751 }
 752
 753 function post_comment(id) {
 754         unpause();
 755         commentBusy = true;
 756         $('body').css('cursor', 'wait');
 757         $.post(
 758                 "item",
 759                 $("#comment-edit-form-" + id).serialize(),
 760                 function(data) {
 761                         if (data.success) {
 762                                 $("#comment-edit-wrapper-" + id).hide();
 763                                 $("#comment-edit-text-" + id).val('');
 764                                 var tarea = document.getElementById("comment-edit-text-" + id);
 765                                 if (tarea) {
 766                                         commentClose(tarea,id);
 767                                 }
 768                                 if (timer) {
 769                                         clearTimeout(timer);
 770                                 }
 771                                 timer = setTimeout(NavUpdate,10);
 772                                 force_update = true;
 773                                 update_item = id;
 774                         }
 775                         if (data.reload) {
 776                                 window.location.href=data.reload;
 777                         }
 778                 },
 779                 "json"
 780         );
 781         return false;
 782 }
 783
 784 function preview_comment(id) {
 785         $("#comment-edit-preview-" + id).show();
 786         $.post(
 787                 "item",
 788                 $("#comment-edit-form-" + id).serialize() + '&preview=1',
 789                 function(data) {
 790                         if (data.preview) {
 791                                 $("#comment-edit-preview-" + id).html(data.preview);
 792                                 $("#comment-edit-preview-" + id + " a").click(function() {return false;});
 793                         }
 794                 },
 795                 "json"
 796         );
 797         return true;
 798 }
 799
 800 function showHideComments(id) {
 801         if ($('#collapsed-comments-' + id).is(':visible')) {
 802                 $('#collapsed-comments-' + id).slideUp();
 803                 $('#hide-comments-' + id).hide();
 804                 $('#hide-comments-total-' + id).show();
 805         } else {
 806                 $('#collapsed-comments-' + id).slideDown();
 807                 $('#hide-comments-' + id).show();
 808                 $('#hide-comments-total-' + id).hide();
 809         }
 810 }
 811
 812 function preview_post() {
 813         $("#jot-preview-content").show();
 814         $.post(
 815                 "item",
 816                 $("#profile-jot-form").serialize() + '&preview=1',
 817                 function(data) {
 818                         if (data.preview) {
 819                                 $("#jot-preview-content").html(data.preview);
 820                                 $("#jot-preview-content" + " a").click(function() {return false;});
 821                                 document.dispatchEvent(new Event('postprocess_liveupdate'));
 822                         }
 823                 },
 824                 "json"
 825         );
 826         return true;
 827 }
 828
 829 function unpause() {
 830         // unpause auto reloads if they are currently stopped
 831         totStopped = false;
 832         stopped = false;
 833         $('#pause').html('');
 834 }
 835
 836 // load more network content (used for infinite scroll)
 837 function loadScrollContent() {
 838         if (lockLoadContent) {
 839                 return;
 840         }
 841         lockLoadContent = true;
 842
 843         $("#scroll-loader").fadeIn('normal');
 844
 845         // the page number to load is one higher than the actual
 846         // page number
 847         infinite_scroll.pageno+=1;
 848
 849         match = $("span.received").last();
 850         if (match.length > 0) {
 851                 received = match[0].innerHTML;
 852         } else {
 853                 received = "0000-00-00 00:00:00";
 854         }
 855
 856         match = $("span.created").last();
 857         if (match.length > 0) {
 858                 created = match[0].innerHTML;
 859         } else {
 860                 created = "0000-00-00 00:00:00";
 861         }
 862
 863         match = $("span.commented").last();
 864         if (match.length > 0) {
 865                 commented = match[0].innerHTML;
 866         } else {
 867                 commented = "0000-00-00 00:00:00";
 868         }
 869
 870         match = $("span.id").last();
 871         if (match.length > 0) {
 872                 id = match[0].innerHTML;
 873         } else {
 874                 id = "0";
 875         }
 876
 877         // get the raw content from the next page and insert this content
 878         // right before "#conversation-end"
 879         $.get(infinite_scroll.reload_uri + '&mode=raw&last_received=' + received + '&last_commented=' + commented + '&last_created=' + created + '&last_id=' + id + '&page=' + infinite_scroll.pageno, function(data) {
 880                 $("#scroll-loader").hide();
 881                 if ($(data).length > 0) {
 882                         $(data).insertBefore('#conversation-end');
 883                         lockLoadContent = false;
 884                 } else {
 885                         $("#scroll-end").fadeIn('normal');
 886                 }
 887
 888                 document.dispatchEvent(new Event('postprocess_liveupdate'));
 889         });
 890 }
 891
 892 function bin2hex(s) {
 893         // Converts the binary representation of data to hex
 894         //
 895         // version: 812.316
 896         // discuss at: http://phpjs.org/functions/bin2hex
 897         // +   original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
 898         // +   bugfixed by: Onno Marsman
 899         // +   bugfixed by: Linuxworld
 900         // *     example 1: bin2hex('Kev');
 901         // *     returns 1: '4b6576'
 902         // *     example 2: bin2hex(String.fromCharCode(0x00));
 903         // *     returns 2: '00'
 904         var v,i, f = 0, a = [];
 905         s += '';
 906         f = s.length;
 907
 908         for (i = 0; i<f; i++) {
 909                 a[i] = s.charCodeAt(i).toString(16).replace(/^([\da-f])$/,"0$1");
 910         }
 911
 912         return a.join('');
 913 }
 914
 915 function groupChangeMember(gid, cid, sec_token) {
 916         $('body .fakelink').css('cursor', 'wait');
 917         $.get('group/' + gid + '/' + cid + "?t=" + sec_token, function(data) {
 918                         $('#group-update-wrapper').html(data);
 919                         $('body .fakelink').css('cursor', 'auto');
 920         });
 921 }
 922
 923 function profChangeMember(gid,cid) {
 924         $('body .fakelink').css('cursor', 'wait');
 925         $.get('profperm/' + gid + '/' + cid, function(data) {
 926                         $('#prof-update-wrapper').html(data);
 927                         $('body .fakelink').css('cursor', 'auto');
 928         });
 929 }
 930
 931 function contactgroupChangeMember(checkbox, gid, cid) {
 932         let url;
 933         // checkbox.checked is the checkbox state after the click
 934         if (checkbox.checked) {
 935                 url = 'group/' + gid + '/add/' + cid;
 936         } else {
 937                 url = 'group/' + gid + '/remove/' + cid;
 938         }
 939         $('body').css('cursor', 'wait');
 940         $.post(url)
 941         .error(function () {
 942                 // Restores previous state in case of error
 943                 checkbox.checked = !checkbox.checked;
 944         })
 945         .always(function() {
 946                 $('body').css('cursor', 'auto');
 947         });
 948
 949         return true;
 950 }
 951
 952 function checkboxhighlight(box) {
 953         if ($(box).is(':checked')) {
 954                 $(box).addClass('checkeditem');
 955         } else {
 956                 $(box).removeClass('checkeditem');
 957         }
 958 }
 959
 960 function notifyMarkAll() {
 961         $.get('notify/mark/all', function(data) {
 962                 if (timer) {
 963                         clearTimeout(timer);
 964                 }
 965                 timer = setTimeout(NavUpdate,1000);
 966                 force_update = true;
 967         });
 968 }
 969
 970 /**
 971  * sprintf in javascript
 972  *      "{0} and {1}".format('zero','uno');
 973  **/
 974 String.prototype.format = function() {
 975         var formatted = this;
 976         for (var i = 0; i < arguments.length; i++) {
 977                 var regexp = new RegExp('\\{'+i+'\\}', 'gi');
 978                 formatted = formatted.replace(regexp, arguments[i]);
 979         }
 980         return formatted;
 981 };
 982 // Array Remove
 983 Array.prototype.remove = function(item) {
 984         to=undefined; from=this.indexOf(item);
 985         var rest = this.slice((to || from) + 1 || this.length);
 986         this.length = from < 0 ? this.length + from : from;
 987         return this.push.apply(this, rest);
 988 };
 989
 990 function previewTheme(elm) {
 991         theme = $(elm).val();
 992         $.getJSON('pretheme?f=&theme=' + theme,function(data) {
 993                         $('#theme-preview').html('<div id="theme-desc">' + data.desc + '</div><div id="theme-version">' + data.version + '</div><div id="theme-credits">' + data.credits + '</div><a href="' + data.img + '"><img src="' + data.img + '" width="320" height="240" alt="' + theme + '" /></a>');
 994         });
 995
 996 }
 997
 998 // notification permission settings in localstorage
 999 // set by settings page
1000 function getNotificationPermission() {
1001         if (window["Notification"] === undefined) {
1002                 return null;
1003         }
1004
1005         if (Notification.permission === 'granted') {
1006                 var val = localStorage.getItem('notification-permissions');
1007                 if (val === null) {
1008                         return 'denied';
1009                 }
1010                 return val;
1011         } else {
1012                 return Notification.permission;
1013         }
1014 }
1015
1016 /**
1017  * Show a dialog loaded from an url
1018  * By defaults this load the url in an iframe in colorbox
1019  * Themes can overwrite `show()` function to personalize it
1020  */
1021 var Dialog = {
1022         /**
1023          * Show the dialog
1024          *
1025          * @param string url
1026          * @return object colorbox
1027          */
1028         show : function (url) {
1029                 var size = Dialog._get_size();
1030                 return $.colorbox({href: url, iframe:true,innerWidth: size.width+'px',innerHeight: size.height+'px'})
1031         },
1032
1033         /**
1034          * Show the Image browser dialog
1035          *
1036          * @param string name
1037          * @param string id (optional)
1038          * @return object
1039          *
1040          * The name will be used to build the event name
1041          * fired by image browser dialog when the user select
1042          * an image. The optional id will be passed as argument
1043          * to the event handler
1044          */
1045         doImageBrowser : function (name, id) {
1046                 var url = Dialog._get_url("image",name,id);
1047                 return Dialog.show(url);
1048         },
1049
1050         /**
1051          * Show the File browser dialog
1052          *
1053          * @param string name
1054          * @param string id (optional)
1055          * @return object
1056          *
1057          * The name will be used to build the event name
1058          * fired by file browser dialog when the user select
1059          * a file. The optional id will be passed as argument
1060          * to the event handler
1061          */
1062         doFileBrowser : function (name, id) {
1063                 var url = Dialog._get_url("file",name,id);
1064                 return Dialog.show(url);
1065         },
1066
1067         _get_url : function(type, name, id) {
1068                 var hash = name;
1069                 if (id !== undefined) {
1070                         hash = hash + "-" + id;
1071                 }
1072                 return baseurl + "/fbrowser/"+type+"/?mode=minimal#"+hash;
1073         },
1074
1075         _get_size: function() {
1076                 return {
1077                         width: window.innerWidth-50,
1078                         height: window.innerHeight-100
1079                 };
1080         }
1081 }
1082 // @license-end