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 initWidget(inflated, deflated) {
  37         var elInf = document.getElementById(inflated);
  38         var elDef = document.getElementById(deflated);
  39
  40         if (!elInf || !elDef) {
  41                 return;
  42         }
  43         if (localStorage.getItem(window.location.pathname.split("/")[1] + ":" + inflated) != "none") {
  44                 elInf.style.display = "block";
  45                 elDef.style.display = "none";
  46         } else {
  47                 elInf.style.display = "none";
  48                 elDef.style.display = "block";
  49         }
  50 }
  51
  52 function openCloseWidget(inflated, deflated) {
  53         var elInf = document.getElementById(inflated);
  54         var elDef = document.getElementById(deflated);
  55
  56         if (!elInf || !elDef) {
  57                 return;
  58         }
  59
  60         if (window.getComputedStyle(elInf).display === "none") {
  61                 elInf.style.display = "block";
  62                 elDef.style.display = "none";
  63                 localStorage.setItem(window.location.pathname.split("/")[1] + ":" + inflated, "block");
  64         } else {
  65                 elInf.style.display = "none";
  66                 elDef.style.display = "block";
  67                 localStorage.setItem(window.location.pathname.split("/")[1] + ":" + inflated, "none");
  68         }
  69 }
  70
  71 function openClose(theID) {
  72         var el = document.getElementById(theID);
  73         if (el) {
  74                 if (window.getComputedStyle(el).display === "none") {
  75                         openMenu(theID);
  76                 } else {
  77                         closeMenu(theID);
  78                 }
  79         }
  80 }
  81
  82 function openMenu(theID) {
  83         var el = document.getElementById(theID);
  84         if (el) {
  85                 if (!el.dataset.display) {
  86                         el.dataset.display = 'block';
  87                 }
  88                 el.style.display = el.dataset.display;
  89         }
  90 }
  91
  92 function closeMenu(theID) {
  93         var el = document.getElementById(theID);
  94         if (el) {
  95                 el.dataset.display = window.getComputedStyle(el).display;
  96                 el.style.display = "none";
  97         }
  98 }
  99
 100 function decodeHtml(html) {
 101         var txt = document.createElement("textarea");
 102
 103         txt.innerHTML = html;
 104         return txt.value;
 105 }
 106
 107 /**
 108  * Retrieves a single named query string parameter
 109  *
 110  * @param {string} name
 111  * @returns {string}
 112  * @see https://davidwalsh.name/query-string-javascript
 113  */
 114 function getUrlParameter(name) {
 115         name = name.replace(/[\[]/, '\\[').replace(/[\]]/, '\\]');
 116         var regex = new RegExp('[\\?&]' + name + '=([^&#]*)');
 117         var results = regex.exec(location.search);
 118         return results === null ? '' : decodeURIComponent(results[1].replace(/\+/g, ' '));
 119 };
 120
 121 var src = null;
 122 var prev = null;
 123 var livetime = null;
 124 var force_update = false;
 125 var update_item = 0;
 126 var stopped = false;
 127 var totStopped = false;
 128 var timer = null;
 129 var pr = 0;
 130 var liking = 0;
 131 var in_progress = false;
 132 var langSelect = false;
 133 var commentBusy = false;
 134 var last_popup_menu = null;
 135 var last_popup_button = null;
 136 var lockLoadContent = false;
 137 var originalTitle = document.title;
 138
 139 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;
 140
 141 $(function() {
 142         $.ajaxSetup({cache: false});
 143
 144         /* setup comment textarea buttons */
 145         /* comment textarea buttons needs some "data-*" attributes to work:
 146          *              data-role="insert-formatting" : to mark the element as a formatting button
 147          *              data-bbcode="<string>" : name of the bbcode element to insert. insertFormatting() will insert it as "[name][/name]"
 148          *              data-id="<string>" : id of the comment, used to find other comment-related element, like the textarea
 149          * */
 150         $('body').on('click','[data-role="insert-formatting"]', function(e) {
 151                 e.preventDefault();
 152                 var o = $(this);
 153                 var bbcode = o.data('bbcode');
 154                 var id = o.data('id');
 155                 if (bbcode == "img") {
 156                         Dialog.doImageBrowser("comment", id);
 157                         return;
 158                 }
 159
 160                 if (bbcode == "imgprv") {
 161                         bbcode = "img";
 162                 }
 163
 164                 insertFormatting(bbcode, id);
 165         });
 166
 167         /* event from comment textarea button popups */
 168         /* insert returned bbcode at cursor position or replace selected text */
 169         $('body').on('fbrowser.photo.comment', function(e, filename, bbcode, id) {
 170                 $.colorbox.close();
 171                 var textarea = document.getElementById("comment-edit-text-" +id);
 172                 var start = textarea.selectionStart;
 173                 var end = textarea.selectionEnd;
 174                 textarea.value = textarea.value.substring(0, start) + bbcode + textarea.value.substring(end, textarea.value.length);
 175                 $(textarea).trigger('change');
 176         });
 177
 178         $(".comment-edit-wrapper textarea, .wall-item-comment-wrapper textarea")
 179                 .editor_autocomplete(baseurl + '/search/acl')
 180                 .bbco_autocomplete('bbcode');
 181
 182         // Ensures asynchronously-added comment forms recognize mentions, tags and BBCodes as well
 183         document.addEventListener("postprocess_liveupdate", function() {
 184                 $(".comment-edit-wrapper textarea, .wall-item-comment-wrapper textarea")
 185                         .editor_autocomplete(baseurl + '/search/acl')
 186                         .bbco_autocomplete('bbcode');
 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         $("a.ajax-popupbox").colorbox({
 237                 'transition' : 'elastic',
 238                 'maxWidth' : '100%'
 239         });
 240
 241         /* notifications template */
 242         var notifications_all = unescape($('<div>').append($("#nav-notifications-see-all").clone()).html()); //outerHtml hack
 243         var notifications_mark = unescape($('<div>').append($("#nav-notifications-mark-all").clone()).html()); //outerHtml hack
 244         var notifications_empty = unescape($("#nav-notifications-menu").html());
 245
 246         /* enable perfect-scrollbars for different elements */
 247         $('#nav-notifications-menu, aside').perfectScrollbar();
 248
 249         /* nav update event  */
 250         $('nav').bind('nav-update', function(e, data) {
 251                 var invalid = data.invalid || 0;
 252                 if (invalid == 1) {
 253                         window.location.href=window.location.href
 254                 }
 255
 256                 let tabNotifications = data.mail + data.notification;
 257                 if (tabNotifications > 0) {
 258                         document.title = '(' + tabNotifications + ') ' + originalTitle;
 259                 } else {
 260                         document.title = originalTitle;
 261                 }
 262
 263                 ['net', 'home', 'intro', 'mail', 'events', 'birthdays', 'notification'].forEach(function(type) {
 264                         var number = data[type];
 265                         if (number == 0) {
 266                                 number = '';
 267                                 $('#' + type + '-update').removeClass('show');
 268                         } else {
 269                                 $('#' + type + '-update').addClass('show');
 270                         }
 271                         $('#' + type + '-update').text(number);
 272                 });
 273
 274                 var intro = data['intro'];
 275                 if (intro == 0) {
 276                         intro = ''; $('#intro-update-li').removeClass('show')
 277                 } else {
 278                         $('#intro-update-li').addClass('show')
 279                 }
 280
 281                 $('#intro-update-li').html(intro);
 282
 283                 var mail = data['mail'];
 284                 if (mail == 0) {
 285                         mail = ''; $('#mail-update-li').removeClass('show')
 286                 } else {
 287                         $('#mail-update-li').addClass('show')
 288                 }
 289
 290                 $('#mail-update-li').html(mail);
 291
 292                 $(".sidebar-circle-li .notify").removeClass("show");
 293                 $(data.circles).each(function(key, circle) {
 294                         var gid = circle.id;
 295                         var gcount = circle.count;
 296                         $(".circle-"+gid+" .notify").addClass("show").text(gcount);
 297                 });
 298
 299                 $(".group-widget-entry .notify").removeClass("show");
 300                 $(data.groups).each(function(key, group) {
 301                         var fid = group.id;
 302                         var fcount = group.count;
 303                         $(".group-"+fid+" .notify").addClass("show").text(fcount);
 304                 });
 305
 306                 if (data.notifications.length == 0) {
 307                         $("#nav-notifications-menu").html(notifications_empty);
 308                 } else {
 309                         var nnm = $("#nav-notifications-menu");
 310                         nnm.html(notifications_all + notifications_mark);
 311
 312                         var lastItemStorageKey = "notification-lastitem:" + localUser;
 313                         var notification_lastitem = parseInt(localStorage.getItem(lastItemStorageKey));
 314                         var notification_id = 0;
 315
 316                         // Insert notifs into the notifications-menu
 317                         $(data.notifications).each(function(key, navNotif) {
 318                                 nnm.append(navNotif.html);
 319                         });
 320
 321                         // Desktop Notifications
 322                         $(data.notifications.reverse()).each(function(key, navNotif) {
 323                                 notification_id = parseInt(navNotif.timestamp);
 324                                 if (notification_lastitem !== null && notification_id > notification_lastitem && Number(navNotif.seen) === 0) {
 325                                         if (getNotificationPermission() === "granted") {
 326                                                 var notification = new Notification(document.title, {
 327                                                         body: decodeHtml(navNotif.plaintext),
 328                                                         icon: navNotif.contact.photo,
 329                                                 });
 330                                                 notification['url'] = navNotif.href;
 331                                                 notification.addEventListener("click", function(ev) {
 332                                                         window.location = ev.target.url;
 333                                                 });
 334                                         }
 335                                 }
 336
 337                         });
 338                         notification_lastitem = notification_id;
 339                         localStorage.setItem(lastItemStorageKey, notification_lastitem)
 340
 341                         $("img[data-src]", nnm).each(function(i, el) {
 342                                 // Add src attribute for images with a data-src attribute
 343                                 // However, don't bother if the data-src attribute is empty, because
 344                                 // an empty "src" tag for an image will cause some browsers
 345                                 // to prefetch the root page of the Friendica hub, which will
 346                                 // unnecessarily load an entire profile/ or network/ page
 347                                 if ($(el).data("src") != '') {
 348                                         $(el).attr('src', $(el).data("src"));
 349                                 }
 350                         });
 351                 }
 352
 353                 var notif = data['notification'];
 354                 if (notif > 0) {
 355                         $("#nav-notifications-linkmenu").addClass("on");
 356                 } else {
 357                         $("#nav-notifications-linkmenu").removeClass("on");
 358                 }
 359
 360                 $(data.sysmsgs.notice).each(function(key, message) {
 361                         $.jGrowl(message, {sticky: true, theme: 'notice'});
 362                 });
 363                 $(data.sysmsgs.info).each(function(key, message) {
 364                         $.jGrowl(message, {sticky: false, theme: 'info', life: 5000});
 365                 });
 366
 367                 // Update the js scrollbars
 368                 $('#nav-notifications-menu').perfectScrollbar('update');
 369         });
 370
 371         // Asynchronous calls are deferred until the very end of the page load to ease on slower connections
 372         window.addEventListener("load", function(){
 373                 NavUpdate();
 374                 if (typeof acl !== 'undefined') {
 375                         acl.get(0, 100);
 376                 }
 377         });
 378
 379         // Allow folks to stop the ajax page updates with the pause/break key
 380         $(document).keydown(function(event) {
 381                 // Pause/Break or Ctrl + Space
 382                 if (event.which === 19 || (!event.shiftKey && !event.altKey && event.ctrlKey && event.which === 32)) {
 383                         event.preventDefault();
 384                         if (stopped === false) {
 385                                 stopped = true;
 386                                 if (event.ctrlKey) {
 387                                         totStopped = true;
 388                                 }
 389                                 $('#pause').html('<img src="images/pause.gif" alt="pause" style="border: 1px solid black;" />');
 390                         } else {
 391                                 unpause();
 392                         }
 393                 } else if (!totStopped) {
 394                         unpause();
 395                 }
 396         });
 397
 398         // Scroll to the next/previous thread when pressing J and K
 399         $(document).keydown(function (event) {
 400                 var threads = $('.thread_level_1');
 401                 if ((event.keyCode === 74 || event.keyCode === 75) && !$(event.target).is('textarea, input')) {
 402                         var scrollTop = $(window).scrollTop();
 403                         if (event.keyCode === 75) {
 404                                 threads = $(threads.get().reverse());
 405                         }
 406                         threads.each(function(key, item) {
 407                                 var comparison;
 408                                 var top = $(item).offset().top - 100;
 409                                 if (event.keyCode === 74) {
 410                                         comparison = top > scrollTop + 1;
 411                                 } else if (event.keyCode === 75) {
 412                                         comparison = top < scrollTop - 1;
 413                                 }
 414                                 if (comparison) {
 415                                         $('html, body').animate({scrollTop: top}, 200);
 416                                         return false;
 417                                 }
 418                         });
 419                 }
 420         });
 421
 422         // Set an event listener for infinite scroll
 423         if (typeof infinite_scroll !== 'undefined') {
 424                 $(window).scroll(function(e) {
 425                         if ($(document).height() != $(window).height()) {
 426                                 // First method that is expected to work - but has problems with Chrome
 427                                 if ($(window).scrollTop() > ($(document).height() - $(window).height() * 1.5))
 428                                         loadScrollContent();
 429                         } else {
 430                                 // This method works with Chrome - but seems to be much slower in Firefox
 431                                 if ($(window).scrollTop() > (($("section").height() + $("header").height() + $("footer").height()) - $(window).height() * 1.5)) {
 432                                         loadScrollContent();
 433                                 }
 434                         }
 435                 });
 436         }
 437 });
 438
 439 /**
 440  * Inserts a BBCode tag in the comment textarea identified by id
 441  *
 442  * @param {string} BBCode
 443  * @param {int} id
 444  * @returns {boolean}
 445  */
 446 function insertFormatting(BBCode, id) {
 447         let textarea = document.getElementById('comment-edit-text-' + id);
 448
 449         if (textarea.value === '') {
 450                 $(textarea)
 451                         .addClass("comment-edit-text-full")
 452                         .removeClass("comment-edit-text-empty");
 453                 closeMenu("comment-fake-form-" + id);
 454                 openMenu("item-comments-" + id);
 455         }
 456
 457         insertBBCodeInTextarea(BBCode, textarea);
 458
 459         return true;
 460 }
 461
 462 /**
 463  * Inserts a BBCode tag in the provided textarea element, wrapping the currently selected text.
 464  * For URL BBCode, it discriminates between link text and non-link text to determine where to insert the selected text.
 465  *
 466  * @param {string} BBCode
 467  * @param {HTMLTextAreaElement} textarea
 468  */
 469 function insertBBCodeInTextarea(BBCode, textarea) {
 470         let selectionStart = textarea.selectionStart;
 471         let selectionEnd = textarea.selectionEnd;
 472         let selectedText = textarea.value.substring(selectionStart, selectionEnd);
 473         let openingTag = '[' + BBCode + ']';
 474         let closingTag = '[/' + BBCode + ']';
 475         let cursorPosition = selectionStart + openingTag.length + selectedText.length;
 476
 477         if (BBCode === 'url') {
 478                 if (urlRegex.test(selectedText)) {
 479                         openingTag = '[' + BBCode + '=' + selectedText + ']';
 480                         selectedText = '';
 481                         cursorPosition = selectionStart + openingTag.length;
 482                 } else {
 483                         openingTag = '[' + BBCode + '=]';
 484                         cursorPosition = selectionStart + openingTag.length - 1;
 485                 }
 486         }
 487
 488         textarea.value = textarea.value.substring(0, selectionStart) + openingTag + selectedText + closingTag + textarea.value.substring(selectionEnd, textarea.value.length);
 489         textarea.setSelectionRange(cursorPosition, cursorPosition);
 490         textarea.dispatchEvent(new Event('change'));
 491         textarea.focus();
 492 }
 493
 494 function NavUpdate() {
 495         if (!stopped) {
 496                 var pingCmd = 'ping';
 497                 $.get(pingCmd, function(data) {
 498                         if (data.result) {
 499                                 // send nav-update event
 500                                 $('nav').trigger('nav-update', data.result);
 501
 502                                 // start live update
 503                                 ['network', 'profile', 'channel', 'community', 'notes', 'display', 'contact'].forEach(function (src) {
 504                                         if ($('#live-' + src).length) {
 505                                                 liveUpdate(src);
 506                                         }
 507                                 });
 508                                 if ($('#live-photos').length) {
 509                                         if (liking) {
 510                                                 liking = 0;
 511                                                 window.location.href = window.location.href;
 512                                         }
 513                                 }
 514                         }
 515                 });
 516         }
 517         timer = setTimeout(NavUpdate, updateInterval);
 518 }
 519
 520 function updateConvItems(data) {
 521         // add a new thread
 522         $('.toplevel_item',data).each(function() {
 523                 var ident = $(this).attr('id');
 524
 525                 // Add new top-level item.
 526                 if ($('#' + ident).length === 0
 527                         && (!getUrlParameter('page')
 528                                 && !getUrlParameter('max_id')
 529                                 && !getUrlParameter('min_id')
 530                                 || getUrlParameter('page') === '1'
 531                         )
 532                 ) {
 533                         $('#' + prev).after($(this));
 534
 535                 // Replace already existing thread.
 536                 } else {
 537                         // Find out if the hidden comments are open, so we can keep it that way
 538                         // if a new comment has been posted
 539                         var id = $('.hide-comments-total', this).attr('id');
 540                         if (typeof id != 'undefined') {
 541                                 id = id.split('-')[3];
 542                                 var commentsOpen = $("#collapsed-comments-" + id).is(":visible");
 543                         }
 544
 545                         $('#' + ident).replaceWith($(this));
 546
 547                         if (typeof id != 'undefined') {
 548                                 if (commentsOpen) {
 549                                         showHideComments(id);
 550                                 }
 551                         }
 552                 }
 553                 prev = ident;
 554         });
 555
 556         $('.like-rotator').hide();
 557         if (commentBusy) {
 558                 commentBusy = false;
 559                 $('body').css('cursor', 'auto');
 560         }
 561 }
 562
 563 function liveUpdate(src) {
 564         if ((src == null) || stopped || !profile_uid) {
 565                 $('.like-rotator').hide(); return;
 566         }
 567
 568         if (($('.comment-edit-text-full').length) || in_progress) {
 569                 if (livetime) {
 570                         clearTimeout(livetime);
 571                 }
 572                 livetime = setTimeout(function() {liveUpdate(src)}, 5000);
 573                 return;
 574         }
 575
 576         if (livetime != null) {
 577                 livetime = null;
 578         }
 579         prev = 'live-' + src;
 580
 581         in_progress = true;
 582
 583         let force = force_update || $(document).scrollTop() === 0;
 584
 585         var orgHeight = $("section").height();
 586
 587         var udargs = ((netargs.length) ? '/' + netargs : '');
 588
 589         var update_url = 'update_' + src + udargs + '&p=' + profile_uid + '&force=' + (force ? 1 : 0) + '&item=' + update_item;
 590
 591         if (force_update) {
 592                 force_update = false;
 593         }
 594
 595         if (getUrlParameter('page')) {
 596                 update_url += '&page=' + getUrlParameter('page');
 597         }
 598         if (getUrlParameter('min_id')) {
 599                 update_url += '&min_id=' + getUrlParameter('min_id');
 600         }
 601         if (getUrlParameter('max_id')) {
 602                 update_url += '&max_id=' + getUrlParameter('max_id');
 603         }
 604
 605         match = $("span.received").first();
 606         if (match.length > 0) {
 607                 update_url += '&first_received=' + match[0].innerHTML;
 608         }
 609
 610         match = $("span.created").first();
 611         if (match.length > 0) {
 612                 update_url += '&first_created=' + match[0].innerHTML;
 613         }
 614
 615         match = $("span.commented").first();
 616         if (match.length > 0) {
 617                 update_url += '&first_commented=' + match[0].innerHTML;
 618         }
 619
 620         match = $("span.uriid").first();
 621         if (match.length > 0) {
 622                 update_url += '&first_uriid=' + match[0].innerHTML;
 623         }
 624
 625         $.get(update_url, function(data) {
 626                 in_progress = false;
 627                 update_item = 0;
 628
 629                 if ($('.wall-item-body', data).length == 0) {
 630                         return;
 631                 }
 632
 633                 $('.wall-item-body', data).imagesLoaded(function() {
 634                         updateConvItems(data);
 635
 636                         document.dispatchEvent(new Event('postprocess_liveupdate'));
 637
 638                         // Update the scroll position.
 639                         $(window).scrollTop($(window).scrollTop() + $("section").height() - orgHeight);
 640                 });
 641         });
 642 }
 643
 644 function updateItem(itemNo) {
 645         force_update = true;
 646         update_item = itemNo;
 647 }
 648
 649 function imgbright(node) {
 650         $(node).removeClass("drophide").addClass("drop");
 651 }
 652
 653 function imgdull(node) {
 654         $(node).removeClass("drop").addClass("drophide");
 655 }
 656
 657 // Since our ajax calls are asynchronous, we will give a few
 658 // seconds for the first ajax call (setting like/dislike), then
 659 // run the updater to pick up any changes and display on the page.
 660 // The updater will turn any rotators off when it's done.
 661 // This function will have returned long before any of these
 662 // events have completed and therefore there won't be any
 663 // visible feedback that anything changed without all this
 664 // trickery. This still could cause confusion if the "like" ajax call
 665 // is delayed and NavUpdate runs before it completes.
 666
 667 /**
 668  * @param {int}     ident The id of the relevant item
 669  * @param {string}  verb  The verb of the action
 670  * @param {boolean} un    Whether to perform an activity removal instead of creation
 671  */
 672 function doActivityItem(ident, verb, un) {
 673         unpause();
 674         $('#like-rotator-' + ident.toString()).show();
 675         verb = un ? 'un' + verb : verb;
 676         $.post('item/' + ident.toString() + '/activity/' + verb, NavUpdate);
 677         liking = 1;
 678         force_update = true;
 679         update_item = ident.toString();
 680 }
 681
 682 function doFollowThread(ident) {
 683         unpause();
 684         $('#like-rotator-' + ident.toString()).show();
 685         $.post('item/' + ident.toString() + '/follow', NavUpdate);
 686         liking = 1;
 687         force_update = true;
 688         update_item = ident.toString();
 689 }
 690
 691 function doStar(ident) {
 692         ident = ident.toString();
 693         $('#like-rotator-' + ident).show();
 694         $.post('item/' + ident + '/star')
 695         .then(function(data) {
 696                 if (data.state === 1) {
 697                         $('#starred-' + ident)
 698                                 .addClass('starred')
 699                                 .removeClass('unstarred');
 700                         $('#star-' + ident).addClass('hidden');
 701                         $('#unstar-' + ident).removeClass('hidden');
 702                 } else {
 703                         $('#starred-' + ident)
 704                                 .addClass('unstarred')
 705                                 .removeClass('starred');
 706                         $('#star-' + ident).removeClass('hidden');
 707                         $('#unstar-' + ident).addClass('hidden');
 708                 }
 709         })
 710         .always(function () {
 711                 $('#like-rotator-' + ident).hide();
 712         });
 713 }
 714
 715 function doPin(ident) {
 716         ident = ident.toString();
 717         $('#like-rotator-' + ident).show();
 718         $.post('item/' + ident + '/pin')
 719         .then(function(data) {
 720                 if (data.state === 1) {
 721                         $('#pinned-' + ident)
 722                                 .addClass('pinned')
 723                                 .removeClass('unpinned');
 724                         $('#pin-' + ident).addClass('hidden');
 725                         $('#unpin-' + ident).removeClass('hidden');
 726                 } else {
 727                         $('#pinned-' + ident)
 728                                 .addClass('unpinned')
 729                                 .removeClass('pinned');
 730                         $('#pin-' + ident).removeClass('hidden');
 731                         $('#unpin-' + ident).addClass('hidden');
 732                 }
 733         })
 734         .always(function () {
 735                 $('#like-rotator-' + ident).hide();
 736         });
 737 }
 738
 739 function doIgnoreThread(ident) {
 740         ident = ident.toString();
 741         $('#like-rotator-' + ident).show();
 742         $.post('item/' + ident + '/ignore', function(data) {
 743                 if (data.state === 1) {
 744                         $('#ignored-' + ident)
 745                                 .addClass('ignored')
 746                                 .removeClass('unignored');
 747                         $('#ignore-' + ident).addClass('hidden');
 748                         $('#unignore-' + ident).removeClass('hidden');
 749                 } else {
 750                         $('#ignored-' + ident)
 751                                 .addClass('unignored')
 752                                 .removeClass('ignored');
 753                         $('#ignore-' + ident).removeClass('hidden');
 754                         $('#unignore-' + ident).addClass('hidden');
 755                 }
 756                 $('#like-rotator-' + ident).hide();
 757         });
 758 }
 759
 760 function getPosition(e) {
 761         var cursor = {x:0, y:0};
 762
 763         if (e.pageX || e.pageY) {
 764                 cursor.x = e.pageX;
 765                 cursor.y = e.pageY;
 766         } else {
 767                 if (e.clientX || e.clientY) {
 768                         cursor.x = e.clientX + (document.documentElement.scrollLeft || document.body.scrollLeft) - document.documentElement.clientLeft;
 769                         cursor.y = e.clientY + (document.documentElement.scrollTop  || document.body.scrollTop)  - document.documentElement.clientTop;
 770                 } else if (e.x || e.y) {
 771                         cursor.x = e.x;
 772                         cursor.y = e.y;
 773                 }
 774         }
 775         return cursor;
 776 }
 777
 778 var lockvisible = false;
 779
 780 function lockview(event, type, id) {
 781         event = event || window.event;
 782         cursor = getPosition(event);
 783         if (lockvisible) {
 784                 lockvisible = false;
 785                 $('#panel').hide();
 786         } else {
 787                 lockvisible = true;
 788                 $.get('permission/tooltip/' + type + '/' + id, function(data) {
 789                         $('#panel')
 790                                 .html(data)
 791                                 .css({'left': cursor.x + 5 , 'top': cursor.y + 5})
 792                                 .show();
 793                 });
 794         }
 795 }
 796
 797 function post_comment(id) {
 798         unpause();
 799         commentBusy = true;
 800         $('body').css('cursor', 'wait');
 801         $.post(
 802                 "item",
 803                 $("#comment-edit-form-" + id).serialize(),
 804                 function(data) {
 805                         if (data.success) {
 806                                 $("#comment-edit-wrapper-" + id).hide();
 807                                 $("#comment-edit-text-" + id).val('');
 808                                 var tarea = document.getElementById("comment-edit-text-" + id);
 809                                 if (tarea) {
 810                                         commentClose(tarea,id);
 811                                 }
 812                                 if (timer) {
 813                                         clearTimeout(timer);
 814                                 }
 815                                 timer = setTimeout(NavUpdate,10);
 816                                 force_update = true;
 817                                 update_item = id;
 818                         }
 819                         if (data.reload) {
 820                                 window.location.href=data.reload;
 821                         }
 822                 },
 823                 "json"
 824         );
 825         return false;
 826 }
 827
 828 function preview_comment(id) {
 829         $("#comment-edit-preview-" + id).show();
 830         $.post(
 831                 "item",
 832                 $("#comment-edit-form-" + id).serialize() + '&preview=1',
 833                 function(data) {
 834                         if (data.preview) {
 835                                 $("#comment-edit-preview-" + id).html(data.preview);
 836                                 $("#comment-edit-preview-" + id + " a").click(function() {return false;});
 837                         }
 838                 },
 839                 "json"
 840         );
 841         return true;
 842 }
 843
 844 function showHideComments(id) {
 845         if ($('#collapsed-comments-' + id).is(':visible')) {
 846                 $('#collapsed-comments-' + id).slideUp();
 847                 $('#hide-comments-' + id).hide();
 848                 $('#hide-comments-total-' + id).show();
 849         } else {
 850                 $('#collapsed-comments-' + id).slideDown();
 851                 $('#hide-comments-' + id).show();
 852                 $('#hide-comments-total-' + id).hide();
 853         }
 854 }
 855
 856 function preview_post() {
 857         $("#jot-preview-content").show();
 858         $.post(
 859                 "item",
 860                 $("#profile-jot-form").serialize() + '&preview=1',
 861                 function(data) {
 862                         if (data.preview) {
 863                                 $("#jot-preview-content").html(data.preview);
 864                                 $("#jot-preview-content" + " a").click(function() {return false;});
 865                                 document.dispatchEvent(new Event('postprocess_liveupdate'));
 866                         }
 867                 },
 868                 "json"
 869         );
 870         return true;
 871 }
 872
 873 function unpause() {
 874         // unpause auto reloads if they are currently stopped
 875         totStopped = false;
 876         stopped = false;
 877         $('#pause').html('');
 878 }
 879
 880 // load more network content (used for infinite scroll)
 881 function loadScrollContent() {
 882         if (lockLoadContent) {
 883                 return;
 884         }
 885         lockLoadContent = true;
 886
 887         $("#scroll-loader").fadeIn('normal');
 888
 889         match = $("span.received").last();
 890         if (match.length > 0) {
 891                 received = match[0].innerHTML;
 892         } else {
 893                 received = "0000-00-00 00:00:00";
 894         }
 895
 896         match = $("span.created").last();
 897         if (match.length > 0) {
 898                 created = match[0].innerHTML;
 899         } else {
 900                 created = "0000-00-00 00:00:00";
 901         }
 902
 903         match = $("span.commented").last();
 904         if (match.length > 0) {
 905                 commented = match[0].innerHTML;
 906         } else {
 907                 commented = "0000-00-00 00:00:00";
 908         }
 909
 910         match = $("span.uriid").last();
 911         if (match.length > 0) {
 912                 uriid = match[0].innerHTML;
 913         } else {
 914                 uriid = "0";
 915         }
 916
 917         // get the raw content from the next page and insert this content
 918         // right before "#conversation-end"
 919         $.get({
 920                 url: infinite_scroll.reload_uri,
 921                 data: {
 922                         'mode'          : 'raw',
 923                         'last_received' : received,
 924                         'last_commented': commented,
 925                         'last_created'  : created,
 926                         'last_uriid'    : uriid
 927                 }
 928         })
 929         .done(function(data) {
 930                 $("#scroll-loader").hide();
 931                 if ($(data).length > 0) {
 932                         $(data).insertBefore('#conversation-end');
 933                 } else {
 934                         $("#scroll-end").fadeIn('normal');
 935                 }
 936
 937                 document.dispatchEvent(new Event('postprocess_liveupdate'));
 938         })
 939         .always(function () {
 940                 $("#scroll-loader").hide();
 941                 lockLoadContent = false;
 942         });
 943 }
 944
 945 function bin2hex(s) {
 946         // Converts the binary representation of data to hex
 947         //
 948         // version: 812.316
 949         // discuss at: http://phpjs.org/functions/bin2hex
 950         // +   original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
 951         // +   bugfixed by: Onno Marsman
 952         // +   bugfixed by: Linuxworld
 953         // *     example 1: bin2hex('Kev');
 954         // *     returns 1: '4b6576'
 955         // *     example 2: bin2hex(String.fromCharCode(0x00));
 956         // *     returns 2: '00'
 957         var v,i, f = 0, a = [];
 958         s += '';
 959         f = s.length;
 960
 961         for (i = 0; i<f; i++) {
 962                 a[i] = s.charCodeAt(i).toString(16).replace(/^([\da-f])$/,"0$1");
 963         }
 964
 965         return a.join('');
 966 }
 967
 968 function circleChangeMember(gid, cid, sec_token) {
 969         $('body .fakelink').css('cursor', 'wait');
 970         $.get('circle/' + gid + '/' + cid + "?t=" + sec_token, function(data) {
 971                         $('#circle-update-wrapper').html(data);
 972                         $('body .fakelink').css('cursor', 'auto');
 973         });
 974 }
 975
 976 function contactCircleChangeMember(checkbox, gid, cid) {
 977         let url;
 978         // checkbox.checked is the checkbox state after the click
 979         if (checkbox.checked) {
 980                 url = 'circle/' + gid + '/add/' + cid;
 981         } else {
 982                 url = 'circle/' + gid + '/remove/' + cid;
 983         }
 984         $('body').css('cursor', 'wait');
 985         $.post(url)
 986         .error(function () {
 987                 // Restores previous state in case of error
 988                 checkbox.checked = !checkbox.checked;
 989         })
 990         .always(function() {
 991                 $('body').css('cursor', 'auto');
 992         });
 993
 994         return true;
 995 }
 996
 997 function checkboxhighlight(box) {
 998         if ($(box).is(':checked')) {
 999                 $(box).addClass('checkeditem');
1000         } else {
1001                 $(box).removeClass('checkeditem');
1002         }
1003 }
1004
1005 function notificationMarkAll() {
1006         $.get('notification/mark/all', function(data) {
1007                 if (timer) {
1008                         clearTimeout(timer);
1009                 }
1010                 timer = setTimeout(NavUpdate,1000);
1011                 force_update = true;
1012         });
1013 }
1014
1015 /**
1016  * sprintf in javascript
1017  *      "{0} and {1}".format('zero','uno');
1018  **/
1019 String.prototype.format = function() {
1020         var formatted = this;
1021         for (var i = 0; i < arguments.length; i++) {
1022                 var regexp = new RegExp('\\{'+i+'\\}', 'gi');
1023                 formatted = formatted.replace(regexp, arguments[i]);
1024         }
1025         return formatted;
1026 };
1027 // Array Remove
1028 Array.prototype.remove = function(item) {
1029         to=undefined; from=this.indexOf(item);
1030         var rest = this.slice((to || from) + 1 || this.length);
1031         this.length = from < 0 ? this.length + from : from;
1032         return this.push.apply(this, rest);
1033 };
1034
1035 function previewTheme(elm) {
1036         theme = $(elm).val();
1037         $.getJSON('pretheme?theme=' + theme,function(data) {
1038                         $('#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>');
1039         });
1040
1041 }
1042
1043 // notification permission settings in localstorage
1044 // set by settings page
1045 function getNotificationPermission() {
1046         if (window["Notification"] === undefined) {
1047                 return null;
1048         }
1049
1050         if (Notification.permission === 'granted') {
1051                 var val = localStorage.getItem('notification-permissions');
1052                 if (val === null) {
1053                         return 'denied';
1054                 }
1055                 return val;
1056         } else {
1057                 return Notification.permission;
1058         }
1059 }
1060
1061 /**
1062  * Show a dialog loaded from an url
1063  * By defaults this load the url in an iframe in colorbox
1064  * Themes can overwrite `show()` function to personalize it
1065  */
1066 var Dialog = {
1067         /**
1068          * Show the dialog
1069          *
1070          * @param string url
1071          * @return object colorbox
1072          */
1073         show : function (url) {
1074                 var size = Dialog._get_size();
1075                 return $.colorbox({href: url, iframe:true,innerWidth: size.width+'px',innerHeight: size.height+'px'})
1076         },
1077
1078         /**
1079          * Show the Image browser dialog
1080          *
1081          * @param string name
1082          * @param string id (optional)
1083          * @return object
1084          *
1085          * The name will be used to build the event name
1086          * fired by image browser dialog when the user select
1087          * an image. The optional id will be passed as argument
1088          * to the event handler
1089          */
1090         doImageBrowser : function (name, id) {
1091                 var url = Dialog._get_url('photo', name, id);
1092                 return Dialog.show(url);
1093         },
1094
1095         /**
1096          * Show the File browser dialog
1097          *
1098          * @param string name
1099          * @param string id (optional)
1100          * @return object
1101          *
1102          * The name will be used to build the event name
1103          * fired by file browser dialog when the user select
1104          * a file. The optional id will be passed as argument
1105          * to the event handler
1106          */
1107         doFileBrowser : function (name, id) {
1108                 var url = Dialog._get_url('attachment', name, id);
1109                 return Dialog.show(url);
1110         },
1111
1112         _get_url : function(type, name, id) {
1113                 var hash = name;
1114                 if (id !== undefined) {
1115                         hash = hash + "-" + id;
1116                 }
1117                 return 'media/' + type + '/browser?mode=minimal#' + hash;
1118         },
1119
1120         _get_size: function() {
1121                 return {
1122                         width: window.innerWidth-50,
1123                         height: window.innerHeight-100
1124                 };
1125         }
1126 }
1127 // @license-end