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