src/main/resources/static/javascript/sone.js

   1 /* Sone JavaScript functions. */
   2
   3 /* jQuery overrides. */
   4 oldGetJson = jQuery.prototype.getJSON;
   5 jQuery.prototype.getJSON = function(url, data, successCallback, errorCallback) {
   6         if (typeof errorCallback == "undefined") {
   7                 return oldGetJson(url, data, successCallback);
   8         }
   9         if (jQuery.isFunction(data)) {
  10                 errorCallback = successCallback;
  11                 successCallback = data;
  12                 data = null;
  13         }
  14         return jQuery.ajax({
  15                 data: data,
  16                 error: errorCallback,
  17                 success: successCallback,
  18                 url: url
  19         });
  20 }
  21
  22 function isOnline() {
  23         return $("#sone").hasClass("online");
  24 }
  25
  26 function registerInputTextareaSwap(inputElement, defaultText, inputFieldName, optional, dontUseTextarea) {
  27         $(inputElement).each(function() {
  28                 textarea = $(dontUseTextarea ? "<input type=\"text\" name=\"" + inputFieldName + "\">" : "<textarea name=\"" + inputFieldName + "\"></textarea>").blur(function() {
  29                         if ($(this).val() == "") {
  30                                 $(this).hide();
  31                                 inputField = $(this).data("inputField");
  32                                 inputField.show().removeAttr("disabled").addClass("default");
  33                                 inputField.val(defaultText);
  34                         }
  35                 }).hide().data("inputField", $(this)).val($(this).val());
  36                 $(this).data("textarea", textarea).after(textarea);
  37                 (function(inputField, textarea) {
  38                         inputField.focus(function() {
  39                                 $(this).hide().attr("disabled", "disabled");
  40                                 /* no, show(), “display: block” is not what I need. */
  41                                 textarea.attr("style", "display: inline").focus();
  42                         });
  43                         if (inputField.val() == "") {
  44                                 inputField.addClass("default");
  45                                 inputField.val(defaultText);
  46                         } else {
  47                                 inputField.hide().attr("disabled", "disabled");
  48                                 textarea.show();
  49                         }
  50                         $(inputField.get(0).form).submit(function() {
  51                                 inputField.attr("disabled", "disabled");
  52                                 if (!optional && (textarea.val() == "")) {
  53                                         inputField.removeAttr("disabled").focus();
  54                                         return false;
  55                                 }
  56                         });
  57                 })($(this), textarea);
  58         });
  59 }
  60
  61 /**
  62  * Adds a “comment” link to all status lines contained in the given element.
  63  *
  64  * @param postId
  65  *            The ID of the post
  66  * @param element
  67  *            The element to add a “comment” link to
  68  */
  69 function addCommentLink(postId, author, element, insertAfterThisElement) {
  70         if (($(element).find(".show-reply-form").length > 0) || (getPostElement(element).find(".create-reply").length == 0)) {
  71                 return;
  72         }
  73         commentElement = (function(postId, author) {
  74                 separator = $("<span> · </span>").addClass("separator");
  75                 var commentElement = $("<div><span>Comment</span></div>").addClass("show-reply-form").click(function() {
  76                         replyElement = $("#sone .post#" + postId + " .create-reply");
  77                         replyElement.removeClass("hidden");
  78                         replyElement.removeClass("light");
  79                         (function(replyElement) {
  80                                 replyElement.find("input.reply-input").blur(function() {
  81                                         if ($(this).hasClass("default")) {
  82                                                 replyElement.addClass("light");
  83                                         }
  84                                 }).focus(function() {
  85                                         replyElement.removeClass("light");
  86                                 });
  87                         })(replyElement);
  88                         textArea = replyElement.find("input.reply-input").focus().data("textarea");
  89                         textArea.val(textArea.val() + "@sone://" + author + " ");
  90                 });
  91                 return commentElement;
  92         })(postId, author);
  93         $(insertAfterThisElement).after(commentElement.clone(true));
  94         $(insertAfterThisElement).after(separator);
  95 }
  96
  97 var translations = {};
  98
  99 /**
 100  * Retrieves the translation for the given key and calls the callback function.
 101  * The callback function takes a single parameter, the translated string.
 102  *
 103  * @param key
 104  *            The key of the translation string
 105  * @param callback
 106  *            The callback function
 107  */
 108 function getTranslation(key, callback) {
 109         if (key in translations) {
 110                 callback(translations[key]);
 111                 return;
 112         }
 113         $.getJSON("getTranslation.ajax", {"key": key}, function(data, textStatus) {
 114                 if ((data != null) && data.success) {
 115                         translations[key] = data.value;
 116                         callback(data.value);
 117                 }
 118         }, function(xmlHttpRequest, textStatus, error) {
 119                 /* ignore error. */
 120         });
 121 }
 122
 123 /**
 124  * Filters the given Sone ID, replacing all “~” characters by an underscore.
 125  *
 126  * @param soneId
 127  *            The Sone ID to filter
 128  * @returns The filtered Sone ID
 129  */
 130 function filterSoneId(soneId) {
 131         return soneId.replace(/[^a-zA-Z0-9-]/g, "_");
 132 }
 133
 134 /**
 135  * Updates the status of the given Sone.
 136  *
 137  * @param soneId
 138  *            The ID of the Sone to update
 139  * @param status
 140  *            The status of the Sone (“idle”, “unknown”, “inserting”,
 141  *            “downloading”)
 142  * @param modified
 143  *            Whether the Sone is modified
 144  * @param locked
 145  *            Whether the Sone is locked
 146  * @param lastUpdated
 147  *            The date and time of the last update (formatted for display)
 148  */
 149 function updateSoneStatus(soneId, name, status, modified, locked, lastUpdated) {
 150         $("#sone .sone." + filterSoneId(soneId)).
 151                 toggleClass("unknown", status == "unknown").
 152                 toggleClass("idle", status == "idle").
 153                 toggleClass("inserting", status == "inserting").
 154                 toggleClass("downloading", status == "downloading").
 155                 toggleClass("modified", modified);
 156         $("#sone .sone." + filterSoneId(soneId) + " .lock").toggleClass("hidden", locked);
 157         $("#sone .sone." + filterSoneId(soneId) + " .unlock").toggleClass("hidden", !locked);
 158         if (lastUpdated != null) {
 159                 $("#sone .sone." + filterSoneId(soneId) + " .last-update span.time").text(lastUpdated);
 160         } else {
 161                 getTranslation("View.Sone.Text.UnknownDate", function(unknown) {
 162                         $("#sone .sone." + filterSoneId(soneId) + " .last-update span.time").text(unknown);
 163                 });
 164         }
 165         $("#sone .sone." + filterSoneId(soneId) + " .profile-link a").text(name);
 166 }
 167
 168 /**
 169  * Enhances a “delete” button so that the confirmation is done on the same page.
 170  *
 171  * @param button
 172  *            The button element
 173  * @param text
 174  *            The text to show on the button
 175  * @param deleteCallback
 176  *            The callback that actually deletes something
 177  */
 178 function enhanceDeleteButton(button, text, deleteCallback) {
 179         (function(button) {
 180                 newButton = $("<button></button>").addClass("confirm").hide().text(text).click(function() {
 181                         $(this).fadeOut("slow");
 182                         deleteCallback();
 183                         return false;
 184                 }).insertAfter(button);
 185                 (function(button, newButton) {
 186                         button.click(function() {
 187                                 button.fadeOut("slow", function() {
 188                                         newButton.fadeIn("slow");
 189                                         $(document).one("click", function() {
 190                                                 if (this != newButton.get(0)) {
 191                                                         newButton.fadeOut(function() {
 192                                                                 button.fadeIn();
 193                                                         });
 194                                                 }
 195                                         });
 196                                 });
 197                                 return false;
 198                         });
 199                 })(button, newButton);
 200         })($(button));
 201 }
 202
 203 /**
 204  * Enhances a post’s “delete” button.
 205  *
 206  * @param button
 207  *            The button element
 208  * @param postId
 209  *            The ID of the post to delete
 210  * @param text
 211  *            The text to replace the button with
 212  */
 213 function enhanceDeletePostButton(button, postId, text) {
 214         enhanceDeleteButton(button, text, function() {
 215                 $.getJSON("deletePost.ajax", { "post": postId, "formPassword": getFormPassword() }, function(data, textStatus) {
 216                         if (data == null) {
 217                                 return;
 218                         }
 219                         if (data.success) {
 220                                 $("#sone .post#" + postId).slideUp();
 221                         } else if (data.error == "invalid-post-id") {
 222                                 /* pretend the post is already gone. */
 223                                 getPost(postId).slideUp();
 224                         } else if (data.error == "auth-required") {
 225                                 alert("You need to be logged in.");
 226                         } else if (data.error == "not-authorized") {
 227                                 alert("You are not allowed to delete this post.");
 228                         }
 229                 }, function(xmlHttpRequest, textStatus, error) {
 230                         /* ignore error. */
 231                 });
 232         });
 233 }
 234
 235 /**
 236  * Enhances a reply’s “delete” button.
 237  *
 238  * @param button
 239  *            The button element
 240  * @param replyId
 241  *            The ID of the reply to delete
 242  * @param text
 243  *            The text to replace the button with
 244  */
 245 function enhanceDeleteReplyButton(button, replyId, text) {
 246         enhanceDeleteButton(button, text, function() {
 247                 $.getJSON("deleteReply.ajax", { "reply": replyId, "formPassword": $("#sone #formPassword").text() }, function(data, textStatus) {
 248                         if (data == null) {
 249                                 return;
 250                         }
 251                         if (data.success) {
 252                                 $("#sone .reply#" + replyId).slideUp();
 253                         } else if (data.error == "invalid-reply-id") {
 254                                 /* pretend the reply is already gone. */
 255                                 getReply(replyId).slideUp();
 256                         } else if (data.error == "auth-required") {
 257                                 alert("You need to be logged in.");
 258                         } else if (data.error == "not-authorized") {
 259                                 alert("You are not allowed to delete this reply.");
 260                         }
 261                 }, function(xmlHttpRequest, textStatus, error) {
 262                         /* ignore error. */
 263                 });
 264         });
 265 }
 266
 267 function getFormPassword() {
 268         return $("#sone #formPassword").text();
 269 }
 270
 271 /**
 272  * Returns the element of the Sone with the given ID.
 273  *
 274  * @param soneId
 275  *            The ID of the Sone
 276  * @returns All Sone elements with the given ID
 277  */
 278 function getSone(soneId) {
 279         return $("#sone .sone").filter(function(index) {
 280                 return $(".id").text() == soneId;
 281         });
 282 }
 283
 284 function getSoneElement(element) {
 285         return $(element).closest(".sone");
 286 }
 287
 288 /**
 289  * Generates a list of Sones by concatening the names of the given sones with a
 290  * new line character (“\n”).
 291  *
 292  * @param sones
 293  *            The sones to format
 294  * @returns {String} The created string
 295  */
 296 function generateSoneList(sones) {
 297         var soneList = "";
 298         $.each(sones, function() {
 299                 if (soneList != "") {
 300                         soneList += ", ";
 301                 }
 302                 soneList += this.name;
 303         });
 304         return soneList;
 305 }
 306
 307 /**
 308  * Returns the ID of the Sone that this element belongs to.
 309  *
 310  * @param element
 311  *            The element to locate the matching Sone ID for
 312  * @returns The ID of the Sone, or undefined
 313  */
 314 function getSoneId(element) {
 315         return getSoneElement(element).find(".id").text();
 316 }
 317
 318 /**
 319  * Returns the element of the post with the given ID.
 320  *
 321  * @param postId
 322  *            The ID of the post
 323  * @returns The element of the post
 324  */
 325 function getPost(postId) {
 326         return $("#sone .post#" + postId);
 327 }
 328
 329 function getPostElement(element) {
 330         return $(element).closest(".post");
 331 }
 332
 333 function getPostId(element) {
 334         return getPostElement(element).attr("id");
 335 }
 336
 337 function getPostTime(element) {
 338         return getPostElement(element).find(".post-time").text();
 339 }
 340
 341 /**
 342  * Returns the author of the post the given element belongs to.
 343  *
 344  * @param element
 345  *            The element whose post to get the author for
 346  * @returns The ID of the authoring Sone
 347  */
 348 function getPostAuthor(element) {
 349         return getPostElement(element).find(".post-author").text();
 350 }
 351
 352 /**
 353  * Returns the element of the reply with the given ID.
 354  *
 355  * @param replyId
 356  *            The ID of the reply
 357  * @returns The element of the reply
 358  */
 359 function getReply(replyId) {
 360         return $("#sone .reply#" + replyId);
 361 }
 362
 363 function getReplyElement(element) {
 364         return $(element).closest(".reply");
 365 }
 366
 367 function getReplyId(element) {
 368         return getReplyElement(element).attr("id");
 369 }
 370
 371 function getReplyTime(element) {
 372         return getReplyElement(element).find(".reply-time").text();
 373 }
 374
 375 /**
 376  * Returns the author of the reply the given element belongs to.
 377  *
 378  * @param element
 379  *            The element whose reply to get the author for
 380  * @returns The ID of the authoring Sone
 381  */
 382 function getReplyAuthor(element) {
 383         return getReplyElement(element).find(".reply-author").text();
 384 }
 385
 386 /**
 387  * Returns the notification with the given ID.
 388  *
 389  * @param notificationId
 390  *            The ID of the notification
 391  * @returns The notification element
 392  */
 393 function getNotification(notificationId) {
 394         return $("#sone #notification-area .notification#" + notificationId);
 395 }
 396
 397 /**
 398  * Returns the notification element closest to the given element.
 399  *
 400  * @param element
 401  *            The element to get the closest notification of
 402  * @return The closest notification element
 403  */
 404 function getNotificationElement(element) {
 405         return $(element).closest(".notification");
 406 }
 407
 408 /**
 409  * Returns the ID of the notification element.
 410  *
 411  * @param notificationElement
 412  *            The notification element
 413  * @returns The ID of the notification
 414  */
 415 function getNotificationId(notificationElement) {
 416         return $(notificationElement).attr("id");
 417 }
 418
 419 /**
 420  * Returns the time the notification was last updated.
 421  *
 422  * @param notificationElement
 423  *            The notification element
 424  * @returns The last update time of the notification
 425  */
 426 function getNotificationLastUpdatedTime(notificationElement) {
 427         return $(notificationElement).attr("lastUpdatedTime");
 428 }
 429
 430 function likePost(postId) {
 431         $.getJSON("like.ajax", { "type": "post", "post" : postId, "formPassword": getFormPassword() }, function(data, textStatus) {
 432                 if ((data == null) || !data.success) {
 433                         return;
 434                 }
 435                 $("#sone .post#" + postId + " > .inner-part > .status-line .like").addClass("hidden");
 436                 $("#sone .post#" + postId + " > .inner-part > .status-line .unlike").removeClass("hidden");
 437                 updatePostLikes(postId);
 438         }, function(xmlHttpRequest, textStatus, error) {
 439                 /* ignore error. */
 440         });
 441 }
 442
 443 function unlikePost(postId) {
 444         $.getJSON("unlike.ajax", { "type": "post", "post" : postId, "formPassword": getFormPassword() }, function(data, textStatus) {
 445                 if ((data == null) || !data.success) {
 446                         return;
 447                 }
 448                 $("#sone .post#" + postId + " > .inner-part > .status-line .unlike").addClass("hidden");
 449                 $("#sone .post#" + postId + " > .inner-part > .status-line .like").removeClass("hidden");
 450                 updatePostLikes(postId);
 451         }, function(xmlHttpRequest, textStatus, error) {
 452                 /* ignore error. */
 453         });
 454 }
 455
 456 function updatePostLikes(postId) {
 457         $.getJSON("getLikes.ajax", { "type": "post", "post": postId }, function(data, textStatus) {
 458                 if ((data != null) && data.success) {
 459                         $("#sone .post#" + postId + " > .inner-part > .status-line .likes").toggleClass("hidden", data.likes == 0)
 460                         $("#sone .post#" + postId + " > .inner-part > .status-line .likes span.like-count").text(data.likes);
 461                         $("#sone .post#" + postId + " > .inner-part > .status-line .likes > span").attr("title", generateSoneList(data.sones));
 462                 }
 463         }, function(xmlHttpRequest, textStatus, error) {
 464                 /* ignore error. */
 465         });
 466 }
 467
 468 function likeReply(replyId) {
 469         $.getJSON("like.ajax", { "type": "reply", "reply" : replyId, "formPassword": getFormPassword() }, function(data, textStatus) {
 470                 if ((data == null) || !data.success) {
 471                         return;
 472                 }
 473                 $("#sone .reply#" + replyId + " .status-line .like").addClass("hidden");
 474                 $("#sone .reply#" + replyId + " .status-line .unlike").removeClass("hidden");
 475                 updateReplyLikes(replyId);
 476         }, function(xmlHttpRequest, textStatus, error) {
 477                 /* ignore error. */
 478         });
 479 }
 480
 481 function unlikeReply(replyId) {
 482         $.getJSON("unlike.ajax", { "type": "reply", "reply" : replyId, "formPassword": getFormPassword() }, function(data, textStatus) {
 483                 if ((data == null) || !data.success) {
 484                         return;
 485                 }
 486                 $("#sone .reply#" + replyId + " .status-line .unlike").addClass("hidden");
 487                 $("#sone .reply#" + replyId + " .status-line .like").removeClass("hidden");
 488                 updateReplyLikes(replyId);
 489         }, function(xmlHttpRequest, textStatus, error) {
 490                 /* ignore error. */
 491         });
 492 }
 493
 494 /**
 495  * Trusts the Sone with the given ID.
 496  *
 497  * @param soneId
 498  *            The ID of the Sone to trust
 499  */
 500 function trustSone(soneId) {
 501         $.getJSON("trustSone.ajax", { "formPassword" : getFormPassword(), "sone" : soneId }, function(data, textStatus) {
 502                 if ((data != null) && data.success) {
 503                         updateTrustControls(soneId, data.trustValue);
 504                 }
 505         });
 506 }
 507
 508 /**
 509  * Distrusts the Sone with the given ID, i.e. assigns a negative trust value.
 510  *
 511  * @param soneId
 512  *            The ID of the Sone to distrust
 513  */
 514 function distrustSone(soneId) {
 515         $.getJSON("distrustSone.ajax", { "formPassword" : getFormPassword(), "sone" : soneId }, function(data, textStatus) {
 516                 if ((data != null) && data.success) {
 517                         updateTrustControls(soneId, data.trustValue);
 518                 }
 519         });
 520 }
 521
 522 /**
 523  * Untrusts the Sone with the given ID, i.e. removes any trust assignment.
 524  *
 525  * @param soneId
 526  *            The ID of the Sone to untrust
 527  */
 528 function untrustSone(soneId) {
 529         $.getJSON("untrustSone.ajax", { "formPassword" : getFormPassword(), "sone" : soneId }, function(data, textStatus) {
 530                 if ((data != null) && data.success) {
 531                         updateTrustControls(soneId, data.trustValue);
 532                 }
 533         });
 534 }
 535
 536 /**
 537  * Updates the trust controls for all posts and replies of the given Sone,
 538  * according to the given trust value.
 539  *
 540  * @param soneId
 541  *            The ID of the Sone to update all trust controls for
 542  * @param trustValue
 543  *            The trust value for the Sone
 544  */
 545 function updateTrustControls(soneId, trustValue) {
 546         $("#sone .post").each(function() {
 547                 if (getPostAuthor(this) == soneId) {
 548                         getPostElement(this).find(".post-trust").toggleClass("hidden", trustValue != null);
 549                         getPostElement(this).find(".post-distrust").toggleClass("hidden", trustValue != null);
 550                         getPostElement(this).find(".post-untrust").toggleClass("hidden", trustValue == null);
 551                 }
 552         });
 553         $("#sone .reply").each(function() {
 554                 if (getReplyAuthor(this) == soneId) {
 555                         getReplyElement(this).find(".reply-trust").toggleClass("hidden", trustValue != null);
 556                         getReplyElement(this).find(".reply-distrust").toggleClass("hidden", trustValue != null);
 557                         getReplyElement(this).find(".reply-untrust").toggleClass("hidden", trustValue == null);
 558                 }
 559         });
 560 }
 561
 562 /**
 563  * Bookmarks the post with the given ID.
 564  *
 565  * @param postId
 566  *            The ID of the post to bookmark
 567  */
 568 function bookmarkPost(postId) {
 569         (function(postId) {
 570                 $.getJSON("bookmark.ajax", {"formPassword": getFormPassword(), "type": "post", "post": postId}, function(data, textStatus) {
 571                         if ((data != null) && data.success) {
 572                                 getPost(postId).find(".bookmark").toggleClass("hidden", true);
 573                                 getPost(postId).find(".unbookmark").toggleClass("hidden", false);
 574                         }
 575                 });
 576         })(postId);
 577 }
 578
 579 /**
 580  * Unbookmarks the post with the given ID.
 581  *
 582  * @param postId
 583  *            The ID of the post to unbookmark
 584  */
 585 function unbookmarkPost(postId) {
 586         $.getJSON("unbookmark.ajax", {"formPassword": getFormPassword(), "type": "post", "post": postId}, function(data, textStatus) {
 587                 if ((data != null) && data.success) {
 588                         getPost(postId).find(".bookmark").toggleClass("hidden", false);
 589                         getPost(postId).find(".unbookmark").toggleClass("hidden", true);
 590                 }
 591         });
 592 }
 593
 594 function updateReplyLikes(replyId) {
 595         $.getJSON("getLikes.ajax", { "type": "reply", "reply": replyId }, function(data, textStatus) {
 596                 if ((data != null) && data.success) {
 597                         $("#sone .reply#" + replyId + " .status-line .likes").toggleClass("hidden", data.likes == 0)
 598                         $("#sone .reply#" + replyId + " .status-line .likes span.like-count").text(data.likes);
 599                         $("#sone .reply#" + replyId + " .status-line .likes > span").attr("title", generateSoneList(data.sones));
 600                 }
 601         }, function(xmlHttpRequest, textStatus, error) {
 602                 /* ignore error. */
 603         });
 604 }
 605
 606 /**
 607  * Posts a reply and calls the given callback when the request finishes.
 608  *
 609  * @param sender
 610  *            The ID of the sender
 611  * @param postId
 612  *            The ID of the post the reply refers to
 613  * @param text
 614  *            The text to post
 615  * @param callbackFunction
 616  *            The callback function to call when the request finishes (takes 3
 617  *            parameters: success, error, replyId)
 618  */
 619 function postReply(sender, postId, text, callbackFunction) {
 620         $.getJSON("createReply.ajax", { "formPassword" : getFormPassword(), "sender": sender, "post" : postId, "text": text }, function(data, textStatus) {
 621                 if (data == null) {
 622                         /* TODO - show error */
 623                         return;
 624                 }
 625                 if (data.success) {
 626                         callbackFunction(true, null, data.reply, data.sone);
 627                 } else {
 628                         callbackFunction(false, data.error);
 629                 }
 630         }, function(xmlHttpRequest, textStatus, error) {
 631                 /* ignore error. */
 632         });
 633 }
 634
 635 /**
 636  * Ajaxifies the given Sone by enhancing all eligible elements with AJAX.
 637  *
 638  * @param soneElement
 639  *            The Sone to ajaxify
 640  */
 641 function ajaxifySone(soneElement) {
 642         /*
 643          * convert all “follow”, “unfollow”, “lock”, and “unlock” links to something
 644          * nicer.
 645          */
 646         $(".follow", soneElement).submit(function() {
 647                 var followElement = this;
 648                 $.getJSON("followSone.ajax", { "sone": getSoneId(this), "formPassword": getFormPassword() }, function() {
 649                         $(followElement).addClass("hidden");
 650                         $(followElement).parent().find(".unfollow").removeClass("hidden");
 651                 });
 652                 return false;
 653         });
 654         $(".unfollow", soneElement).submit(function() {
 655                 var unfollowElement = this;
 656                 $.getJSON("unfollowSone.ajax", { "sone": getSoneId(this), "formPassword": getFormPassword() }, function() {
 657                         $(unfollowElement).addClass("hidden");
 658                         $(unfollowElement).parent().find(".follow").removeClass("hidden");
 659                 });
 660                 return false;
 661         });
 662         $(".lock", soneElement).submit(function() {
 663                 var lockElement = this;
 664                 $.getJSON("lockSone.ajax", { "sone" : getSoneId(this), "formPassword" : getFormPassword() }, function() {
 665                         $(lockElement).addClass("hidden");
 666                         $(lockElement).parent().find(".unlock").removeClass("hidden");
 667                 });
 668                 return false;
 669         });
 670         $(".unlock", soneElement).submit(function() {
 671                 var unlockElement = this;
 672                 $.getJSON("unlockSone.ajax", { "sone" : getSoneId(this), "formPassword" : getFormPassword() }, function() {
 673                         $(unlockElement).addClass("hidden");
 674                         $(unlockElement).parent().find(".lock").removeClass("hidden");
 675                 });
 676                 return false;
 677         });
 678
 679         /* mark Sone as known when clicking it. */
 680         $(soneElement).click(function() {
 681                 markSoneAsKnown(this);
 682         });
 683 }
 684
 685 /**
 686  * Ajaxifies the given post by enhancing all eligible elements with AJAX.
 687  *
 688  * @param postElement
 689  *            The post element to ajaxify
 690  */
 691 function ajaxifyPost(postElement) {
 692         $(postElement).find("form").submit(function() {
 693                 return false;
 694         });
 695         $(postElement).find(".create-reply button:submit").click(function() {
 696                 button = $(this);
 697                 button.attr("disabled", "disabled");
 698                 sender = $(this.form).find(":input[name=sender]").val();
 699                 inputField = $(this.form).find(":input[name=text]:enabled").get(0);
 700                 postId = getPostId(this);
 701                 text = $(inputField).val();
 702                 (function(sender, postId, text, inputField) {
 703                         postReply(sender, postId, text, function(success, error, replyId, soneId) {
 704                                 if (success) {
 705                                         $(inputField).val("");
 706                                         loadNewReply(replyId, soneId, postId);
 707                                         $("#sone .post#" + postId + " .create-reply").addClass("hidden");
 708                                         $("#sone .post#" + postId + " .create-reply .sender").hide();
 709                                         $("#sone .post#" + postId + " .create-reply .select-sender").show();
 710                                         $("#sone .post#" + postId + " .create-reply :input[name=sender]").val(getCurrentSoneId());
 711                                 } else {
 712                                         alert(error);
 713                                 }
 714                                 button.removeAttr("disabled");
 715                         });
 716                 })(sender, postId, text, inputField);
 717                 return false;
 718         });
 719
 720         /* replace all “delete” buttons with javascript. */
 721         (function(postElement) {
 722                 getTranslation("WebInterface.Confirmation.DeletePostButton", function(deletePostText) {
 723                         postId = getPostId(postElement);
 724                         enhanceDeletePostButton($(postElement).find(".delete-post button"), postId, deletePostText);
 725                 });
 726         })(postElement);
 727
 728         /* convert all “like” buttons to javascript functions. */
 729         $(postElement).find(".like-post").submit(function() {
 730                 likePost(getPostId(this));
 731                 return false;
 732         });
 733         $(postElement).find(".unlike-post").submit(function() {
 734                 unlikePost(getPostId(this));
 735                 return false;
 736         });
 737
 738         /* convert trust control buttons to javascript functions. */
 739         $(postElement).find(".post-trust").submit(function() {
 740                 trustSone(getPostAuthor(this));
 741                 return false;
 742         });
 743         $(postElement).find(".post-distrust").submit(function() {
 744                 distrustSone(getPostAuthor(this));
 745                 return false;
 746         });
 747         $(postElement).find(".post-untrust").submit(function() {
 748                 untrustSone(getPostAuthor(this));
 749                 return false;
 750         });
 751
 752         /* convert bookmark/unbookmark buttons to javascript functions. */
 753         $(postElement).find(".bookmark").submit(function() {
 754                 bookmarkPost(getPostId(this));
 755                 return false;
 756         });
 757         $(postElement).find(".unbookmark").submit(function() {
 758                 unbookmarkPost(getPostId(this));
 759                 return false;
 760         });
 761
 762         /* convert “show source” link into javascript function. */
 763         $(postElement).find(".show-source").each(function() {
 764                 $("a", this).click(function() {
 765                         $(".post-text.text", getPostElement(this)).toggleClass("hidden");
 766                         $(".post-text.raw-text", getPostElement(this)).toggleClass("hidden");
 767                         return false;
 768                 });
 769         });
 770
 771         /* add “comment” link. */
 772         addCommentLink(getPostId(postElement), getPostAuthor(postElement), postElement, $(postElement).find(".post-status-line .time"));
 773
 774         /* process all replies. */
 775         replyIds = [];
 776         $(postElement).find(".reply").each(function() {
 777                 replyIds.push(getReplyId(this));
 778                 ajaxifyReply(this);
 779         });
 780         updateReplyTimes(replyIds.join(","));
 781
 782         /* process reply input fields. */
 783         getTranslation("WebInterface.DefaultText.Reply", function(text) {
 784                 $(postElement).find("input.reply-input").each(function() {
 785                         registerInputTextareaSwap(this, text, "text", false, false);
 786                 });
 787         });
 788
 789         /* process sender selection. */
 790         $(".select-sender", postElement).css("display", "inline");
 791         $(".sender", postElement).hide();
 792         $(".select-sender button", postElement).click(function() {
 793                 $(".sender", postElement).show();
 794                 $(".select-sender", postElement).hide();
 795                 return false;
 796         });
 797
 798         /* mark everything as known on click. */
 799         $(postElement).click(function(event) {
 800                 if ($(event.target).hasClass("click-to-show")) {
 801                         return false;
 802                 }
 803                 markPostAsKnown(this);
 804         });
 805
 806         /* hide reply input field. */
 807         $(postElement).find(".create-reply").addClass("hidden");
 808 }
 809
 810 /**
 811  * Ajaxifies the given reply element.
 812  *
 813  * @param replyElement
 814  *            The reply element to ajaxify
 815  */
 816 function ajaxifyReply(replyElement) {
 817         $(replyElement).find(".like-reply").submit(function() {
 818                 likeReply(getReplyId(this));
 819                 return false;
 820         });
 821         $(replyElement).find(".unlike-reply").submit(function() {
 822                 unlikeReply(getReplyId(this));
 823                 return false;
 824         });
 825         (function(replyElement) {
 826                 getTranslation("WebInterface.Confirmation.DeleteReplyButton", function(deleteReplyText) {
 827                         $(replyElement).find(".delete-reply button").each(function() {
 828                                 enhanceDeleteReplyButton(this, getReplyId(replyElement), deleteReplyText);
 829                         });
 830                 });
 831         })(replyElement);
 832         addCommentLink(getPostId(replyElement), getReplyAuthor(replyElement), replyElement, $(replyElement).find(".reply-status-line .time"));
 833
 834         /* convert “show source” link into javascript function. */
 835         $(replyElement).find(".show-reply-source").each(function() {
 836                 $("a", this).click(function() {
 837                         $(".reply-text.text", getReplyElement(this)).toggleClass("hidden");
 838                         $(".reply-text.raw-text", getReplyElement(this)).toggleClass("hidden");
 839                         return false;
 840                 });
 841         });
 842
 843         /* convert trust control buttons to javascript functions. */
 844         $(replyElement).find(".reply-trust").submit(function() {
 845                 trustSone(getReplyAuthor(this));
 846                 return false;
 847         });
 848         $(replyElement).find(".reply-distrust").submit(function() {
 849                 distrustSone(getReplyAuthor(this));
 850                 return false;
 851         });
 852         $(replyElement).find(".reply-untrust").submit(function() {
 853                 untrustSone(getReplyAuthor(this));
 854                 return false;
 855         });
 856 }
 857
 858 /**
 859  * Ajaxifies the given notification by replacing the form with AJAX.
 860  *
 861  * @param notification
 862  *            jQuery object representing the notification.
 863  */
 864 function ajaxifyNotification(notification) {
 865         notification.find("form").submit(function() {
 866                 return false;
 867         });
 868         notification.find("input[name=returnPage]").val($.url.attr("relative"));
 869         if (notification.find(".short-text").length > 0) {
 870                 notification.find(".short-text").removeClass("hidden");
 871                 notification.find(".text").addClass("hidden");
 872         }
 873         notification.find("form.mark-as-read button").click(function() {
 874                 $.getJSON("markAsKnown.ajax", {"formPassword": getFormPassword(), "type": $(":input[name=type]", this.form).val(), "id": $(":input[name=id]", this.form).val()});
 875         });
 876         notification.find("a[class^='link-']").each(function() {
 877                 linkElement = $(this);
 878                 if (linkElement.is("[href^='viewPost']")) {
 879                         id = linkElement.attr("class").substr(5);
 880                         if (hasPost(id)) {
 881                                 linkElement.attr("href", "#post-" + id);
 882                         }
 883                 }
 884         });
 885         notification.find("form.dismiss button").click(function() {
 886                 $.getJSON("dismissNotification.ajax", { "formPassword" : getFormPassword(), "notification" : notification.attr("id") }, function(data, textStatus) {
 887                         /* dismiss in case of error, too. */
 888                         notification.slideUp();
 889                 }, function(xmlHttpRequest, textStatus, error) {
 890                         /* ignore error. */
 891                 });
 892         });
 893         return notification;
 894 }
 895
 896 /**
 897  * Retrieves element IDs from notification elements.
 898  *
 899  * @param notification
 900  *            The notification element
 901  * @param selector
 902  *            The selector of the element containing the ID as text
 903  * @returns All extracted IDs
 904  */
 905 function getElementIds(notification, selector) {
 906         elementIds = [];
 907         $(selector, notification).each(function() {
 908                 elementIds.push($(this).text());
 909         });
 910         return elementIds;
 911 }
 912
 913 /**
 914  * Compares the given notification elements and calls {@link #markSoneAsKnown()}
 915  * for every ID that is contained in the old notification but not in the new.
 916  *
 917  * @param oldNotification
 918  *            The old notification element
 919  * @param newNotification
 920  *            The new notification element
 921  */
 922 function checkForRemovedSones(oldNotification, newNotification) {
 923         if (getNotificationId(oldNotification) != "new-sone-notification") {
 924                 return;
 925         }
 926         oldIds = getElementIds(oldNotification, ".sone-id");
 927         newIds = getElementIds(newNotification, ".sone-id");
 928         $.each(oldIds, function(index, value) {
 929                 if ($.inArray(value, newIds) == -1) {
 930                         markSoneAsKnown(getSone(value), true);
 931                 }
 932         });
 933 }
 934
 935 /**
 936  * Compares the given notification elements and calls {@link #markPostAsKnown()}
 937  * for every ID that is contained in the old notification but not in the new.
 938  *
 939  * @param oldNotification
 940  *            The old notification element
 941  * @param newNotification
 942  *            The new notification element
 943  */
 944 function checkForRemovedPosts(oldNotification, newNotification) {
 945         if (getNotificationId(oldNotification) != "new-post-notification") {
 946                 return;
 947         }
 948         oldIds = getElementIds(oldNotification, ".post-id");
 949         newIds = getElementIds(newNotification, ".post-id");
 950         $.each(oldIds, function(index, value) {
 951                 if ($.inArray(value, newIds) == -1) {
 952                         markPostAsKnown(getPost(value), true);
 953                 }
 954         });
 955 }
 956
 957 /**
 958  * Compares the given notification elements and calls
 959  * {@link #markReplyAsKnown()} for every ID that is contained in the old
 960  * notification but not in the new.
 961  *
 962  * @param oldNotification
 963  *            The old notification element
 964  * @param newNotification
 965  *            The new notification element
 966  */
 967 function checkForRemovedReplies(oldNotification, newNotification) {
 968         if (getNotificationId(oldNotification) != "new-replies-notification") {
 969                 return;
 970         }
 971         oldIds = getElementIds(oldNotification, ".reply-id");
 972         newIds = getElementIds(newNotification, ".reply-id");
 973         $.each(oldIds, function(index, value) {
 974                 if ($.inArray(value, newIds) == -1) {
 975                         markReplyAsKnown(getReply(value), true);
 976                 }
 977         });
 978 }
 979
 980 function getStatus() {
 981         $.getJSON("getStatus.ajax", {"loadAllSones": isKnownSonesPage()}, function(data, textStatus) {
 982                 if ((data != null) && data.success) {
 983                         /* process Sone information. */
 984                         $.each(data.sones, function(index, value) {
 985                                 updateSoneStatus(value.id, value.name, value.status, value.modified, value.locked, value.lastUpdatedUnknown ? null : value.lastUpdated);
 986                         });
 987                         /* search for removed notifications. */
 988                         $("#sone #notification-area .notification").each(function() {
 989                                 notificationId = $(this).attr("id");
 990                                 foundNotification = false;
 991                                 $.each(data.notifications, function(index, value) {
 992                                         if (value.id == notificationId) {
 993                                                 foundNotification = true;
 994                                                 return false;
 995                                         }
 996                                 });
 997                                 if (!foundNotification) {
 998                                         if (notificationId == "new-sone-notification") {
 999                                                 $(".sone-id", this).each(function(index, element) {
1000                                                         soneId = $(this).text();
1001                                                         markSoneAsKnown(getSone(soneId), true);
1002                                                 });
1003                                         } else if (notificationId == "new-post-notification") {
1004                                                 $(".post-id", this).each(function(index, element) {
1005                                                         postId = $(this).text();
1006                                                         markPostAsKnown(getPost(postId), true);
1007                                                 });
1008                                         } else if (notificationId == "new-replies-notification") {
1009                                                 $(".reply-id", this).each(function(index, element) {
1010                                                         replyId = $(this).text();
1011                                                         markReplyAsKnown(getReply(replyId), true);
1012                                                 });
1013                                         }
1014                                         $(this).slideUp("normal", function() {
1015                                                 $(this).remove();
1016                                                 /* remove activity when no notifications are visible. */
1017                                                 if ($("#sone #notification-area .notification").length == 0) {
1018                                                         resetActivity();
1019                                                 }
1020                                         });
1021                                 }
1022                         });
1023                         /* process notifications. */
1024                         $.each(data.notifications, function(index, value) {
1025                                 oldNotification = getNotification(value.id);
1026                                 notification = ajaxifyNotification(createNotification(value.id, value.text, value.dismissable)).hide();
1027                                 if (oldNotification.length != 0) {
1028                                         if ((oldNotification.find(".short-text").length > 0) && (notification.find(".short-text").length > 0)) {
1029                                                 opened = oldNotification.is(":visible") && oldNotification.find(".short-text").hasClass("hidden");
1030                                                 notification.find(".short-text").toggleClass("hidden", opened);
1031                                                 notification.find(".text").toggleClass("hidden", !opened);
1032                                         }
1033                                         checkForRemovedSones(oldNotification, notification);
1034                                         checkForRemovedPosts(oldNotification, notification);
1035                                         checkForRemovedReplies(oldNotification, notification);
1036                                         oldNotification.replaceWith(notification.show());
1037                                 } else {
1038                                         $("#sone #notification-area").append(notification);
1039                                         notification.slideDown();
1040                                         setActivity();
1041                                 }
1042                         });
1043                         /* process new posts. */
1044                         $.each(data.newPosts, function(index, value) {
1045                                 loadNewPost(value.id, value.sone, value.recipient, value.time);
1046                         });
1047                         /* process new replies. */
1048                         $.each(data.newReplies, function(index, value) {
1049                                 loadNewReply(value.id, value.sone, value.post, value.postSone);
1050                         });
1051                         /* do it again in 5 seconds. */
1052                         setTimeout(getStatus, 5000);
1053                 } else {
1054                         /* data.success was false, wait 30 seconds. */
1055                         setTimeout(getStatus, 30000);
1056                 }
1057         }, function(xmlHttpRequest, textStatus, error) {
1058                 /* something really bad happend, wait a minute. */
1059                 setTimeout(getStatus, 60000);
1060         })
1061 }
1062
1063 /**
1064  * Returns the ID of the currently logged in Sone.
1065  *
1066  * @return The ID of the current Sone, or an empty string if no Sone is logged
1067  *         in
1068  */
1069 function getCurrentSoneId() {
1070         return $("#currentSoneId").text();
1071 }
1072
1073 /**
1074  * Returns the content of the page-id attribute.
1075  *
1076  * @returns The page ID
1077  */
1078 function getPageId() {
1079         return $("#sone .page-id").text();
1080 }
1081
1082 /**
1083  * Returns whether the current page is the index page.
1084  *
1085  * @returns {Boolean} <code>true</code> if the current page is the index page,
1086  *          <code>false</code> otherwise
1087  */
1088 function isIndexPage() {
1089         return getPageId() == "index";
1090 }
1091
1092 /**
1093  * Returns whether the current page is a “view Sone” page.
1094  *
1095  * @returns {Boolean} <code>true</code> if the current page is a “view Sone”
1096  *          page, <code>false</code> otherwise
1097  */
1098 function isViewSonePage() {
1099         return getPageId() == "view-sone";
1100 }
1101
1102 /**
1103  * Returns the ID of the currently shown Sone. This will only return a sensible
1104  * value if isViewSonePage() returns <code>true</code>.
1105  *
1106  * @returns The ID of the currently shown Sone
1107  */
1108 function getShownSoneId() {
1109         return $("#sone .sone-id").text();
1110 }
1111
1112 /**
1113  * Returns whether the current page is a “view post” page.
1114  *
1115  * @returns {Boolean} <code>true</code> if the current page is a “view post”
1116  *          page, <code>false</code> otherwise
1117  */
1118 function isViewPostPage() {
1119         return getPageId() == "view-post";
1120 }
1121
1122 /**
1123  * Returns the ID of the currently shown post. This will only return a sensible
1124  * value if isViewPostPage() returns <code>true</code>.
1125  *
1126  * @returns The ID of the currently shown post
1127  */
1128 function getShownPostId() {
1129         return $("#sone .post-id").text();
1130 }
1131
1132 /**
1133  * Returns whether the current page is the “known Sones” page.
1134  *
1135  * @returns {Boolean} <code>true</code> if the current page is the “known
1136  *          Sones” page, <code>false</code> otherwise
1137  */
1138 function isKnownSonesPage() {
1139         return getPageId() == "known-sones";
1140 }
1141
1142 /**
1143  * Returns whether a post with the given ID exists on the current page.
1144  *
1145  * @param postId
1146  *            The post ID to check for
1147  * @returns {Boolean} <code>true</code> if a post with the given ID already
1148  *          exists on the page, <code>false</code> otherwise
1149  */
1150 function hasPost(postId) {
1151         return $(".post#" + postId).length > 0;
1152 }
1153
1154 /**
1155  * Returns whether a reply with the given ID exists on the current page.
1156  *
1157  * @param replyId
1158  *            The reply ID to check for
1159  * @returns {Boolean} <code>true</code> if a reply with the given ID already
1160  *          exists on the page, <code>false</code> otherwise
1161  */
1162 function hasReply(replyId) {
1163         return $("#sone .reply#" + replyId).length > 0;
1164 }
1165
1166 function loadNewPost(postId, soneId, recipientId, time) {
1167         if (hasPost(postId)) {
1168                 return;
1169         }
1170         if (!isIndexPage()) {
1171                 if (!isViewPostPage() || (getShownPostId() != postId)) {
1172                         if (!isViewSonePage() || ((getShownSoneId() != soneId) && (getShownSoneId() != recipientId))) {
1173                                 return;
1174                         }
1175                 }
1176         }
1177         if (getPostTime($("#sone .post").last()) > time) {
1178                 return;
1179         }
1180         $.getJSON("getPost.ajax", { "post" : postId }, function(data, textStatus) {
1181                 if ((data != null) && data.success) {
1182                         if (hasPost(data.post.id)) {
1183                                 return;
1184                         }
1185                         if (!isIndexPage() && !(isViewSonePage() && ((getShownSoneId() == data.post.sone) || (getShownSoneId() == data.post.recipient)))) {
1186                                 return;
1187                         }
1188                         var firstOlderPost = null;
1189                         $("#sone .post").each(function() {
1190                                 if (getPostTime(this) < data.post.time) {
1191                                         firstOlderPost = $(this);
1192                                         return false;
1193                                 }
1194                         });
1195                         newPost = $(data.post.html).addClass("hidden");
1196                         if (firstOlderPost != null) {
1197                                 newPost.insertBefore(firstOlderPost);
1198                         }
1199                         ajaxifyPost(newPost);
1200                         updatePostTimes(data.post.id);
1201                         newPost.slideDown();
1202                         setActivity();
1203                 }
1204         });
1205 }
1206
1207 function loadNewReply(replyId, soneId, postId, postSoneId) {
1208         if (hasReply(replyId)) {
1209                 return;
1210         }
1211         if (!hasPost(postId)) {
1212                 return;
1213         }
1214         $.getJSON("getReply.ajax", { "reply": replyId }, function(data, textStatus) {
1215                 /* find post. */
1216                 if ((data != null) && data.success) {
1217                         if (hasReply(data.reply.id)) {
1218                                 return;
1219                         }
1220                         $("#sone .post#" + data.reply.postId).each(function() {
1221                                 var firstNewerReply = null;
1222                                 $(this).find(".replies .reply").each(function() {
1223                                         if (getReplyTime(this) > data.reply.time) {
1224                                                 firstNewerReply = $(this);
1225                                                 return false;
1226                                         }
1227                                 });
1228                                 newReply = $(data.reply.html).addClass("hidden");
1229                                 if (firstNewerReply != null) {
1230                                         newReply.insertBefore(firstNewerReply);
1231                                 } else {
1232                                         if ($(this).find(".replies .create-reply")) {
1233                                                 $(this).find(".replies .create-reply").before(newReply);
1234                                         } else {
1235                                                 $(this).find(".replies").append(newReply);
1236                                         }
1237                                 }
1238                                 ajaxifyReply(newReply);
1239                                 updateReplyTimes(data.reply.id);
1240                                 newReply.slideDown();
1241                                 setActivity();
1242                                 return false;
1243                         });
1244                 }
1245         });
1246 }
1247
1248 /**
1249  * Marks the given Sone as known if it is still new.
1250  *
1251  * @param soneElement
1252  *            The Sone to mark as known
1253  * @param skipRequest
1254  *            true to skip the JSON request, false or omit to perform the JSON
1255  *            request
1256  */
1257 function markSoneAsKnown(soneElement, skipRequest) {
1258         if ($(".new", soneElement).length > 0) {
1259                 if ((typeof skipRequest != "undefined") && !skipRequest) {
1260                         $.getJSON("maskAsKnown.ajax", {"formPassword": getFormPassword(), "type": "sone", "id": getSoneId(soneElement)}, function(data, textStatus) {
1261                                 $(soneElement).removeClass("new");
1262                         });
1263                 }
1264         }
1265 }
1266
1267 function markPostAsKnown(postElements, skipRequest) {
1268         $(postElements).each(function() {
1269                 postElement = this;
1270                 if ($(postElement).hasClass("new")) {
1271                         (function(postElement) {
1272                                 $(postElement).removeClass("new");
1273                                 $(".click-to-show", postElement).removeClass("new");
1274                                 if ((typeof skipRequest == "undefined") || !skipRequest) {
1275                                         $.getJSON("markAsKnown.ajax", {"formPassword": getFormPassword(), "type": "post", "id": getPostId(postElement)});
1276                                 }
1277                         })(postElement);
1278                 }
1279         });
1280         markReplyAsKnown($(postElements).find(".reply"));
1281 }
1282
1283 function markReplyAsKnown(replyElements, skipRequest) {
1284         $(replyElements).each(function() {
1285                 replyElement = this;
1286                 if ($(replyElement).hasClass("new")) {
1287                         (function(replyElement) {
1288                                 $(replyElement).removeClass("new");
1289                                 if ((typeof skipRequest == "undefined") || !skipRequest) {
1290                                         $.getJSON("markAsKnown.ajax", {"formPassword": getFormPassword(), "type": "reply", "id": getReplyId(replyElement)});
1291                                 }
1292                         })(replyElement);
1293                 }
1294         });
1295 }
1296
1297 /**
1298  * Updates the time of the post with the given ID.
1299  *
1300  * @param postId
1301  *            The ID of the post to update
1302  * @param timeText
1303  *            The text of the time to show
1304  * @param refreshTime
1305  *            The refresh time after which to request a new time (in seconds)
1306  * @param tooltip
1307  *            The tooltip to show
1308  */
1309 function updatePostTime(postId, timeText, refreshTime, tooltip) {
1310         if (!getPost(postId).is(":visible")) {
1311                 return;
1312         }
1313         getPost(postId).find(".post-status-line > .time a").html(timeText).attr("title", tooltip);
1314         (function(postId, refreshTime) {
1315                 setTimeout(function() {
1316                         updatePostTimes(postId);
1317                 }, refreshTime * 1000);
1318         })(postId, refreshTime);
1319 }
1320
1321 /**
1322  * Requests new rendered times for the posts with the given IDs.
1323  *
1324  * @param postIds
1325  *            Comma-separated post IDs
1326  */
1327 function updatePostTimes(postIds) {
1328         $.getJSON("getTimes.ajax", { "posts" : postIds }, function(data, textStatus) {
1329                 if ((data != null) && data.success) {
1330                         $.each(data.postTimes, function(index, value) {
1331                                 updatePostTime(index, value.timeText, value.refreshTime, value.tooltip);
1332                         });
1333                 }
1334         });
1335 }
1336
1337 /**
1338  * Updates the time of the reply with the given ID.
1339  *
1340  * @param postId
1341  *            The ID of the reply to update
1342  * @param timeText
1343  *            The text of the time to show
1344  * @param refreshTime
1345  *            The refresh time after which to request a new time (in seconds)
1346  * @param tooltip
1347  *            The tooltip to show
1348  */
1349 function updateReplyTime(replyId, timeText, refreshTime, tooltip) {
1350         getReply(replyId).find(".reply-status-line > .time").html(timeText).attr("title", tooltip);
1351         (function(replyId, refreshTime) {
1352                 setTimeout(function() {
1353                         updateReplyTimes(replyId);
1354                 }, refreshTime * 1000);
1355         })(replyId, refreshTime);
1356 }
1357
1358 /**
1359  * Requests new rendered times for the posts with the given IDs.
1360  *
1361  * @param postIds
1362  *            Comma-separated post IDs
1363  */
1364 function updateReplyTimes(replyIds) {
1365         $.getJSON("getTimes.ajax", { "replies" : replyIds }, function(data, textStatus) {
1366                 if ((data != null) && data.success) {
1367                         $.each(data.replyTimes, function(index, value) {
1368                                 updateReplyTime(index, value.timeText, value.refreshTime, value.tooltip);
1369                         });
1370                 }
1371         });
1372 }
1373
1374 function resetActivity() {
1375         title = document.title;
1376         if (title.indexOf('(') == 0) {
1377                 setTitle(title.substr(title.indexOf(' ') + 1));
1378         }
1379         iconBlinking = false;
1380 }
1381
1382 function setActivity() {
1383         if (!focus) {
1384                 title = document.title;
1385                 if (title.indexOf('(') != 0) {
1386                         setTitle("(!) " + title);
1387                 }
1388                 if (!iconBlinking) {
1389                         setTimeout(toggleIcon, 1500);
1390                         iconBlinking = true;
1391                 }
1392         }
1393 }
1394
1395 /**
1396  * Sets the window title after a small delay to prevent race-condition issues.
1397  *
1398  * @param title
1399  *            The title to set
1400  */
1401 function setTitle(title) {
1402         setTimeout(function() {
1403                 document.title = title;
1404         }, 50);
1405 }
1406
1407 /** Whether the icon is currently showing activity. */
1408 var iconActive = false;
1409
1410 /** Whether the icon is currently supposed to blink. */
1411 var iconBlinking = false;
1412
1413 /**
1414  * Toggles the icon. If the window has gained focus and the icon is still
1415  * showing the activity state, it is returned to normal.
1416  */
1417 function toggleIcon() {
1418         if (focus || !iconBlinking) {
1419                 if (iconActive) {
1420                         changeIcon("images/icon.png");
1421                         iconActive = false;
1422                 }
1423                 iconBlinking = false;
1424         } else {
1425                 iconActive = !iconActive;
1426                 changeIcon(iconActive ? "images/icon-activity.png" : "images/icon.png");
1427                 setTimeout(toggleIcon, 1500);
1428         }
1429 }
1430
1431 /**
1432  * Changes the icon of the page.
1433  *
1434  * @param iconUrl
1435  *            The new URL of the icon
1436  */
1437 function changeIcon(iconUrl) {
1438         $("link[rel=icon]").remove();
1439         $("head").append($("<link>").attr("rel", "icon").attr("type", "image/png").attr("href", iconUrl));
1440         $("iframe[id=icon-update]")[0].src += "";
1441 }
1442
1443 /**
1444  * Creates a new notification.
1445  *
1446  * @param id
1447  *            The ID of the notificaiton
1448  * @param text
1449  *            The text of the notification
1450  * @param dismissable
1451  *            <code>true</code> if the notification can be dismissed by the
1452  *            user
1453  */
1454 function createNotification(id, text, dismissable) {
1455         notification = $("<div></div>").addClass("notification").attr("id", id);
1456         if (dismissable) {
1457                 dismissForm = $("#sone #notification-area #notification-dismiss-template").clone().removeClass("hidden").removeAttr("id")
1458                 dismissForm.find("input[name=notification]").val(id);
1459                 notification.append(dismissForm);
1460         }
1461         notification.append(text);
1462         return notification;
1463 }
1464
1465 /**
1466  * Shows the details of the notification with the given ID.
1467  *
1468  * @param notificationId
1469  *            The ID of the notification
1470  */
1471 function showNotificationDetails(notificationId) {
1472         $("#sone .notification#" + notificationId + " .text").removeClass("hidden");
1473         $("#sone .notification#" + notificationId + " .short-text").addClass("hidden");
1474 }
1475
1476 /**
1477  * Deletes the field with the given ID from the profile.
1478  *
1479  * @param fieldId
1480  *            The ID of the field to delete
1481  */
1482 function deleteProfileField(fieldId) {
1483         $.getJSON("deleteProfileField.ajax", {"formPassword": getFormPassword(), "field": fieldId}, function(data, textStatus) {
1484                 if (data && data.success) {
1485                         $("#sone .profile-field#" + data.field.id).slideUp();
1486                 }
1487         });
1488 }
1489
1490 /**
1491  * Renames a profile field.
1492  *
1493  * @param fieldId
1494  *            The ID of the field to rename
1495  * @param newName
1496  *            The new name of the field
1497  * @param successFunction
1498  *            Called when the renaming was successful
1499  */
1500 function editProfileField(fieldId, newName, successFunction) {
1501         $.getJSON("editProfileField.ajax", {"formPassword": getFormPassword(), "field": fieldId, "name": newName}, function(data, textStatus) {
1502                 if (data && data.success) {
1503                         successFunction();
1504                 }
1505         });
1506 }
1507
1508 /**
1509  * Moves the profile field with the given ID one slot in the given direction.
1510  *
1511  * @param fieldId
1512  *            The ID of the field to move
1513  * @param direction
1514  *            The direction to move in (“up” or “down”)
1515  * @param successFunction
1516  *            Function to call on success
1517  */
1518 function moveProfileField(fieldId, direction, successFunction) {
1519         $.getJSON("moveProfileField.ajax", {"formPassword": getFormPassword(), "field": fieldId, "direction": direction}, function(data, textStatus) {
1520                 if (data && data.success) {
1521                         successFunction();
1522                 }
1523         });
1524 }
1525
1526 /**
1527  * Moves the profile field with the given ID up one slot.
1528  *
1529  * @param fieldId
1530  *            The ID of the field to move
1531  * @param successFunction
1532  *            Function to call on success
1533  */
1534 function moveProfileFieldUp(fieldId, successFunction) {
1535         moveProfileField(fieldId, "up", successFunction);
1536 }
1537
1538 /**
1539  * Moves the profile field with the given ID down one slot.
1540  *
1541  * @param fieldId
1542  *            The ID of the field to move
1543  * @param successFunction
1544  *            Function to call on success
1545  */
1546 function moveProfileFieldDown(fieldId, successFunction) {
1547         moveProfileField(fieldId, "down", successFunction);
1548 }
1549
1550 //
1551 // EVERYTHING BELOW HERE IS EXECUTED AFTER LOADING THE PAGE
1552 //
1553
1554 var focus = true;
1555
1556 $(document).ready(function() {
1557
1558         /* this initializes the status update input field. */
1559         getTranslation("WebInterface.DefaultText.StatusUpdate", function(defaultText) {
1560                 registerInputTextareaSwap("#sone #update-status .status-input", defaultText, "text", false, false);
1561                 $("#sone #update-status .select-sender").css("display", "inline");
1562                 $("#sone #update-status .sender").hide();
1563                 $("#sone #update-status .select-sender button").click(function() {
1564                         $("#sone #update-status .sender").show();
1565                         $("#sone #update-status .select-sender").hide();
1566                         return false;
1567                 });
1568                 $("#sone #update-status").submit(function() {
1569                         button = $("button:submit", this);
1570                         button.attr("disabled", "disabled");
1571                         if ($(this).find(":input.default:enabled").length > 0) {
1572                                 return false;
1573                         }
1574                         sender = $(this).find(":input[name=sender]").val();
1575                         text = $(this).find(":input[name=text]:enabled").val();
1576                         $.getJSON("createPost.ajax", { "formPassword": getFormPassword(), "sender": sender, "text": text }, function(data, textStatus) {
1577                                 button.removeAttr("disabled");
1578                         });
1579                         $(this).find(":input[name=sender]").val(getCurrentSoneId());
1580                         $(this).find(":input[name=text]:enabled").val("").blur();
1581                         $(this).find(".sender").hide();
1582                         $(this).find(".select-sender").show();
1583                         return false;
1584                 });
1585         });
1586
1587         /* ajaxify the search input field. */
1588         getTranslation("WebInterface.DefaultText.Search", function(defaultText) {
1589                 registerInputTextareaSwap("#sone #search input[name=query]", defaultText, "query", false, true);
1590         });
1591
1592         /* ajaxify input field on “view Sone” page. */
1593         getTranslation("WebInterface.DefaultText.Message", function(defaultText) {
1594                 registerInputTextareaSwap("#sone #post-message input[name=text]", defaultText, "text", false, false);
1595                 $("#sone #post-message .select-sender").css("display", "inline");
1596                 $("#sone #post-message .sender").hide();
1597                 $("#sone #post-message .select-sender button").click(function() {
1598                         $("#sone #post-message .sender").show();
1599                         $("#sone #post-message .select-sender").hide();
1600                         return false;
1601                 });
1602                 $("#sone #post-message").submit(function() {
1603                         sender = $(this).find(":input[name=sender]").val();
1604                         text = $(this).find(":input[name=text]:enabled").val();
1605                         $.getJSON("createPost.ajax", { "formPassword": getFormPassword(), "recipient": getShownSoneId(), "sender": sender, "text": text });
1606                         $(this).find(":input[name=sender]").val(getCurrentSoneId());
1607                         $(this).find(":input[name=text]:enabled").val("").blur();
1608                         $(this).find(".sender").hide();
1609                         $(this).find(".select-sender").show();
1610                         return false;
1611                 });
1612         });
1613
1614         /* Ajaxifies all posts. */
1615         /* calling getTranslation here will cache the necessary values. */
1616         getTranslation("WebInterface.Confirmation.DeletePostButton", function(text) {
1617                 getTranslation("WebInterface.Confirmation.DeleteReplyButton", function(text) {
1618                         getTranslation("WebInterface.DefaultText.Reply", function(text) {
1619                                 $("#sone .post").each(function() {
1620                                         ajaxifyPost(this);
1621                                 });
1622                         });
1623                 });
1624         });
1625
1626         /* update post times. */
1627         postIds = [];
1628         $("#sone .post").each(function() {
1629                 postIds.push(getPostId(this));
1630         });
1631         updatePostTimes(postIds.join(","));
1632
1633         /* hides all replies but the latest two. */
1634         if (!isViewPostPage()) {
1635                 getTranslation("WebInterface.ClickToShow.Replies", function(text) {
1636                         $("#sone .post .replies").each(function() {
1637                                 allReplies = $(this).find(".reply");
1638                                 if (allReplies.length > 2) {
1639                                         newHidden = false;
1640                                         for (replyIndex = 0; replyIndex < (allReplies.length - 2); ++replyIndex) {
1641                                                 $(allReplies[replyIndex]).addClass("hidden");
1642                                                 newHidden |= $(allReplies[replyIndex]).hasClass("new");
1643                                         }
1644                                         clickToShowElement = $("<div></div>").addClass("click-to-show");
1645                                         if (newHidden) {
1646                                                 clickToShowElement.addClass("new");
1647                                         }
1648                                         (function(clickToShowElement, allReplies, text) {
1649                                                 clickToShowElement.text(text);
1650                                                 clickToShowElement.click(function() {
1651                                                         allReplies.removeClass("hidden");
1652                                                         clickToShowElement.addClass("hidden");
1653                                                 });
1654                                         })(clickToShowElement, allReplies, text);
1655                                         $(allReplies[0]).before(clickToShowElement);
1656                                 }
1657                         });
1658                 });
1659         }
1660
1661         $("#sone .sone").each(function() {
1662                 ajaxifySone($(this));
1663         });
1664
1665         /* process all existing notifications, ajaxify dismiss buttons. */
1666         $("#sone #notification-area .notification").each(function() {
1667                 ajaxifyNotification($(this));
1668         });
1669
1670         /* activate status polling. */
1671         setTimeout(getStatus, 5000);
1672
1673         /* reset activity counter when the page has focus. */
1674         $(window).focus(function() {
1675                 focus = true;
1676                 resetActivity();
1677         }).blur(function() {
1678                 focus = false;
1679         })
1680
1681 });