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 function getSoneElement(element) {
 269         return $(element).closest(".sone");
 270 }
 271
 272 /**
 273  * Generates a list of Sones by concatening the names of the given sones with a
 274  * new line character (“\n”).
 275  *
 276  * @param sones
 277  *            The sones to format
 278  * @returns {String} The created string
 279  */
 280 function generateSoneList(sones) {
 281         var soneList = "";
 282         $.each(sones, function() {
 283                 if (soneList != "") {
 284                         soneList += ", ";
 285                 }
 286                 soneList += this.name;
 287         });
 288         return soneList;
 289 }
 290
 291 /**
 292  * Returns the ID of the Sone that this element belongs to.
 293  *
 294  * @param element
 295  *            The element to locate the matching Sone ID for
 296  * @returns The ID of the Sone, or undefined
 297  */
 298 function getSoneId(element) {
 299         return getSoneElement(element).find(".id").text();
 300 }
 301
 302 /**
 303  * Returns the element of the post with the given ID.
 304  *
 305  * @param postId
 306  *            The ID of the post
 307  * @returns The element of the post
 308  */
 309 function getPost(postId) {
 310         return $("#sone .post#" + postId);
 311 }
 312
 313 function getPostElement(element) {
 314         return $(element).closest(".post");
 315 }
 316
 317 function getPostId(element) {
 318         return getPostElement(element).attr("id");
 319 }
 320
 321 function getPostTime(element) {
 322         return getPostElement(element).find(".post-time").text();
 323 }
 324
 325 /**
 326  * Returns the author of the post the given element belongs to.
 327  *
 328  * @param element
 329  *            The element whose post to get the author for
 330  * @returns The ID of the authoring Sone
 331  */
 332 function getPostAuthor(element) {
 333         return getPostElement(element).find(".post-author").text();
 334 }
 335
 336 /**
 337  * Returns the element of the reply with the given ID.
 338  *
 339  * @param replyId
 340  *            The ID of the reply
 341  * @returns The element of the reply
 342  */
 343 function getReply(replyId) {
 344         return $("#sone .reply#" + replyId);
 345 }
 346
 347 function getReplyElement(element) {
 348         return $(element).closest(".reply");
 349 }
 350
 351 function getReplyId(element) {
 352         return getReplyElement(element).attr("id");
 353 }
 354
 355 function getReplyTime(element) {
 356         return getReplyElement(element).find(".reply-time").text();
 357 }
 358
 359 /**
 360  * Returns the author of the reply the given element belongs to.
 361  *
 362  * @param element
 363  *            The element whose reply to get the author for
 364  * @returns The ID of the authoring Sone
 365  */
 366 function getReplyAuthor(element) {
 367         return getReplyElement(element).find(".reply-author").text();
 368 }
 369
 370 function likePost(postId) {
 371         $.getJSON("like.ajax", { "type": "post", "post" : postId, "formPassword": getFormPassword() }, function(data, textStatus) {
 372                 if ((data == null) || !data.success) {
 373                         return;
 374                 }
 375                 $("#sone .post#" + postId + " > .inner-part > .status-line .like").addClass("hidden");
 376                 $("#sone .post#" + postId + " > .inner-part > .status-line .unlike").removeClass("hidden");
 377                 updatePostLikes(postId);
 378         }, function(xmlHttpRequest, textStatus, error) {
 379                 /* ignore error. */
 380         });
 381 }
 382
 383 function unlikePost(postId) {
 384         $.getJSON("unlike.ajax", { "type": "post", "post" : postId, "formPassword": getFormPassword() }, function(data, textStatus) {
 385                 if ((data == null) || !data.success) {
 386                         return;
 387                 }
 388                 $("#sone .post#" + postId + " > .inner-part > .status-line .unlike").addClass("hidden");
 389                 $("#sone .post#" + postId + " > .inner-part > .status-line .like").removeClass("hidden");
 390                 updatePostLikes(postId);
 391         }, function(xmlHttpRequest, textStatus, error) {
 392                 /* ignore error. */
 393         });
 394 }
 395
 396 function updatePostLikes(postId) {
 397         $.getJSON("getLikes.ajax", { "type": "post", "post": postId }, function(data, textStatus) {
 398                 if ((data != null) && data.success) {
 399                         $("#sone .post#" + postId + " > .inner-part > .status-line .likes").toggleClass("hidden", data.likes == 0)
 400                         $("#sone .post#" + postId + " > .inner-part > .status-line .likes span.like-count").text(data.likes);
 401                         $("#sone .post#" + postId + " > .inner-part > .status-line .likes > span").attr("title", generateSoneList(data.sones));
 402                 }
 403         }, function(xmlHttpRequest, textStatus, error) {
 404                 /* ignore error. */
 405         });
 406 }
 407
 408 function likeReply(replyId) {
 409         $.getJSON("like.ajax", { "type": "reply", "reply" : replyId, "formPassword": getFormPassword() }, function(data, textStatus) {
 410                 if ((data == null) || !data.success) {
 411                         return;
 412                 }
 413                 $("#sone .reply#" + replyId + " .status-line .like").addClass("hidden");
 414                 $("#sone .reply#" + replyId + " .status-line .unlike").removeClass("hidden");
 415                 updateReplyLikes(replyId);
 416         }, function(xmlHttpRequest, textStatus, error) {
 417                 /* ignore error. */
 418         });
 419 }
 420
 421 function unlikeReply(replyId) {
 422         $.getJSON("unlike.ajax", { "type": "reply", "reply" : replyId, "formPassword": getFormPassword() }, function(data, textStatus) {
 423                 if ((data == null) || !data.success) {
 424                         return;
 425                 }
 426                 $("#sone .reply#" + replyId + " .status-line .unlike").addClass("hidden");
 427                 $("#sone .reply#" + replyId + " .status-line .like").removeClass("hidden");
 428                 updateReplyLikes(replyId);
 429         }, function(xmlHttpRequest, textStatus, error) {
 430                 /* ignore error. */
 431         });
 432 }
 433
 434 /**
 435  * Trusts the Sone with the given ID.
 436  *
 437  * @param soneId
 438  *            The ID of the Sone to trust
 439  */
 440 function trustSone(soneId) {
 441         $.getJSON("trustSone.ajax", { "formPassword" : getFormPassword(), "sone" : soneId }, function(data, textStatus) {
 442                 if ((data != null) && data.success) {
 443                         updateTrustControls(soneId, data.trustValue);
 444                 }
 445         });
 446 }
 447
 448 /**
 449  * Distrusts the Sone with the given ID, i.e. assigns a negative trust value.
 450  *
 451  * @param soneId
 452  *            The ID of the Sone to distrust
 453  */
 454 function distrustSone(soneId) {
 455         $.getJSON("distrustSone.ajax", { "formPassword" : getFormPassword(), "sone" : soneId }, function(data, textStatus) {
 456                 if ((data != null) && data.success) {
 457                         updateTrustControls(soneId, data.trustValue);
 458                 }
 459         });
 460 }
 461
 462 /**
 463  * Untrusts the Sone with the given ID, i.e. removes any trust assignment.
 464  *
 465  * @param soneId
 466  *            The ID of the Sone to untrust
 467  */
 468 function untrustSone(soneId) {
 469         $.getJSON("untrustSone.ajax", { "formPassword" : getFormPassword(), "sone" : soneId }, function(data, textStatus) {
 470                 if ((data != null) && data.success) {
 471                         updateTrustControls(soneId, data.trustValue);
 472                 }
 473         });
 474 }
 475
 476 /**
 477  * Updates the trust controls for all posts and replies of the given Sone,
 478  * according to the given trust value.
 479  *
 480  * @param soneId
 481  *            The ID of the Sone to update all trust controls for
 482  * @param trustValue
 483  *            The trust value for the Sone
 484  */
 485 function updateTrustControls(soneId, trustValue) {
 486         $("#sone .post").each(function() {
 487                 if (getPostAuthor(this) == soneId) {
 488                         getPostElement(this).find(".post-trust").toggleClass("hidden", trustValue != null);
 489                         getPostElement(this).find(".post-distrust").toggleClass("hidden", trustValue != null);
 490                         getPostElement(this).find(".post-untrust").toggleClass("hidden", trustValue == null);
 491                 }
 492         });
 493         $("#sone .reply").each(function() {
 494                 if (getReplyAuthor(this) == soneId) {
 495                         getReplyElement(this).find(".reply-trust").toggleClass("hidden", trustValue != null);
 496                         getReplyElement(this).find(".reply-distrust").toggleClass("hidden", trustValue != null);
 497                         getReplyElement(this).find(".reply-untrust").toggleClass("hidden", trustValue == null);
 498                 }
 499         });
 500 }
 501
 502 /**
 503  * Bookmarks the post with the given ID.
 504  *
 505  * @param postId
 506  *            The ID of the post to bookmark
 507  */
 508 function bookmarkPost(postId) {
 509         (function(postId) {
 510                 $.getJSON("bookmark.ajax", {"formPassword": getFormPassword(), "type": "post", "post": postId}, function(data, textStatus) {
 511                         if ((data != null) && data.success) {
 512                                 getPost(postId).find(".bookmark").toggleClass("hidden", true);
 513                                 getPost(postId).find(".unbookmark").toggleClass("hidden", false);
 514                         }
 515                 });
 516         })(postId);
 517 }
 518
 519 /**
 520  * Unbookmarks the post with the given ID.
 521  *
 522  * @param postId
 523  *            The ID of the post to unbookmark
 524  */
 525 function unbookmarkPost(postId) {
 526         $.getJSON("unbookmark.ajax", {"formPassword": getFormPassword(), "type": "post", "post": postId}, function(data, textStatus) {
 527                 if ((data != null) && data.success) {
 528                         getPost(postId).find(".bookmark").toggleClass("hidden", false);
 529                         getPost(postId).find(".unbookmark").toggleClass("hidden", true);
 530                 }
 531         });
 532 }
 533
 534 function updateReplyLikes(replyId) {
 535         $.getJSON("getLikes.ajax", { "type": "reply", "reply": replyId }, function(data, textStatus) {
 536                 if ((data != null) && data.success) {
 537                         $("#sone .reply#" + replyId + " .status-line .likes").toggleClass("hidden", data.likes == 0)
 538                         $("#sone .reply#" + replyId + " .status-line .likes span.like-count").text(data.likes);
 539                         $("#sone .reply#" + replyId + " .status-line .likes > span").attr("title", generateSoneList(data.sones));
 540                 }
 541         }, function(xmlHttpRequest, textStatus, error) {
 542                 /* ignore error. */
 543         });
 544 }
 545
 546 /**
 547  * Posts a reply and calls the given callback when the request finishes.
 548  *
 549  * @param sender
 550  *            The ID of the sender
 551  * @param postId
 552  *            The ID of the post the reply refers to
 553  * @param text
 554  *            The text to post
 555  * @param callbackFunction
 556  *            The callback function to call when the request finishes (takes 3
 557  *            parameters: success, error, replyId)
 558  */
 559 function postReply(sender, postId, text, callbackFunction) {
 560         $.getJSON("createReply.ajax", { "formPassword" : getFormPassword(), "sender": sender, "post" : postId, "text": text }, function(data, textStatus) {
 561                 if (data == null) {
 562                         /* TODO - show error */
 563                         return;
 564                 }
 565                 if (data.success) {
 566                         callbackFunction(true, null, data.reply, data.sone);
 567                 } else {
 568                         callbackFunction(false, data.error);
 569                 }
 570         }, function(xmlHttpRequest, textStatus, error) {
 571                 /* ignore error. */
 572         });
 573 }
 574
 575 /**
 576  * Ajaxifies the given Sone by enhancing all eligible elements with AJAX.
 577  *
 578  * @param soneElement
 579  *            The Sone to ajaxify
 580  */
 581 function ajaxifySone(soneElement) {
 582         /*
 583          * convert all “follow”, “unfollow”, “lock”, and “unlock” links to something
 584          * nicer.
 585          */
 586         $(".follow", soneElement).submit(function() {
 587                 var followElement = this;
 588                 $.getJSON("followSone.ajax", { "sone": getSoneId(this), "formPassword": getFormPassword() }, function() {
 589                         $(followElement).addClass("hidden");
 590                         $(followElement).parent().find(".unfollow").removeClass("hidden");
 591                 });
 592                 return false;
 593         });
 594         $(".unfollow", soneElement).submit(function() {
 595                 var unfollowElement = this;
 596                 $.getJSON("unfollowSone.ajax", { "sone": getSoneId(this), "formPassword": getFormPassword() }, function() {
 597                         $(unfollowElement).addClass("hidden");
 598                         $(unfollowElement).parent().find(".follow").removeClass("hidden");
 599                 });
 600                 return false;
 601         });
 602         $(".lock", soneElement).submit(function() {
 603                 var lockElement = this;
 604                 $.getJSON("lockSone.ajax", { "sone" : getSoneId(this), "formPassword" : getFormPassword() }, function() {
 605                         $(lockElement).addClass("hidden");
 606                         $(lockElement).parent().find(".unlock").removeClass("hidden");
 607                 });
 608                 return false;
 609         });
 610         $(".unlock", soneElement).submit(function() {
 611                 var unlockElement = this;
 612                 $.getJSON("unlockSone.ajax", { "sone" : getSoneId(this), "formPassword" : getFormPassword() }, function() {
 613                         $(unlockElement).addClass("hidden");
 614                         $(unlockElement).parent().find(".lock").removeClass("hidden");
 615                 });
 616                 return false;
 617         });
 618
 619         /* mark Sone as known when clicking it. */
 620         $(soneElement).click(function() {
 621                 markSoneAsKnown(soneElement);
 622         });
 623 }
 624
 625 /**
 626  * Ajaxifies the given post by enhancing all eligible elements with AJAX.
 627  *
 628  * @param postElement
 629  *            The post element to ajaxify
 630  */
 631 function ajaxifyPost(postElement) {
 632         $(postElement).find("form").submit(function() {
 633                 return false;
 634         });
 635         $(postElement).find(".create-reply button:submit").click(function() {
 636                 button = $(this);
 637                 button.attr("disabled", "disabled");
 638                 sender = $(this.form).find(":input[name=sender]").val();
 639                 inputField = $(this.form).find(":input[name=text]:enabled").get(0);
 640                 postId = getPostId(this);
 641                 text = $(inputField).val();
 642                 (function(sender, postId, text, inputField) {
 643                         postReply(sender, postId, text, function(success, error, replyId, soneId) {
 644                                 if (success) {
 645                                         $(inputField).val("");
 646                                         loadNewReply(replyId, soneId, postId);
 647                                         $("#sone .post#" + postId + " .create-reply").addClass("hidden");
 648                                         $("#sone .post#" + postId + " .create-reply .sender").hide();
 649                                         $("#sone .post#" + postId + " .create-reply .select-sender").show();
 650                                         $("#sone .post#" + postId + " .create-reply :input[name=sender]").val(getCurrentSoneId());
 651                                 } else {
 652                                         alert(error);
 653                                 }
 654                                 button.removeAttr("disabled");
 655                         });
 656                 })(sender, postId, text, inputField);
 657                 return false;
 658         });
 659
 660         /* replace all “delete” buttons with javascript. */
 661         (function(postElement) {
 662                 getTranslation("WebInterface.Confirmation.DeletePostButton", function(deletePostText) {
 663                         postId = getPostId(postElement);
 664                         enhanceDeletePostButton($(postElement).find(".delete-post button"), postId, deletePostText);
 665                 });
 666         })(postElement);
 667
 668         /* convert all “like” buttons to javascript functions. */
 669         $(postElement).find(".like-post").submit(function() {
 670                 likePost(getPostId(this));
 671                 return false;
 672         });
 673         $(postElement).find(".unlike-post").submit(function() {
 674                 unlikePost(getPostId(this));
 675                 return false;
 676         });
 677
 678         /* convert trust control buttons to javascript functions. */
 679         $(postElement).find(".post-trust").submit(function() {
 680                 trustSone(getPostAuthor(this));
 681                 return false;
 682         });
 683         $(postElement).find(".post-distrust").submit(function() {
 684                 distrustSone(getPostAuthor(this));
 685                 return false;
 686         });
 687         $(postElement).find(".post-untrust").submit(function() {
 688                 untrustSone(getPostAuthor(this));
 689                 return false;
 690         });
 691
 692         /* convert bookmark/unbookmark buttons to javascript functions. */
 693         $(postElement).find(".bookmark").submit(function() {
 694                 bookmarkPost(getPostId(this));
 695                 return false;
 696         });
 697         $(postElement).find(".unbookmark").submit(function() {
 698                 unbookmarkPost(getPostId(this));
 699                 return false;
 700         });
 701
 702         /* convert “show source” link into javascript function. */
 703         $(postElement).find(".show-source").each(function() {
 704                 $("a", this).click(function() {
 705                         $(".post-text.text", getPostElement(this)).toggleClass("hidden");
 706                         $(".post-text.raw-text", getPostElement(this)).toggleClass("hidden");
 707                         return false;
 708                 });
 709         });
 710
 711         /* add “comment” link. */
 712         addCommentLink(getPostId(postElement), postElement, $(postElement).find(".post-status-line .time"));
 713
 714         /* process all replies. */
 715         replyIds = [];
 716         $(postElement).find(".reply").each(function() {
 717                 replyIds.push(getReplyId(this));
 718                 ajaxifyReply(this);
 719         });
 720         updateReplyTimes(replyIds.join(","));
 721
 722         /* process reply input fields. */
 723         getTranslation("WebInterface.DefaultText.Reply", function(text) {
 724                 $(postElement).find("input.reply-input").each(function() {
 725                         registerInputTextareaSwap(this, text, "text", false, false);
 726                 });
 727         });
 728
 729         /* process sender selection. */
 730         $(".select-sender", postElement).css("display", "inline");
 731         $(".sender", postElement).hide();
 732         $(".select-sender button", postElement).click(function() {
 733                 $(".sender", postElement).show();
 734                 $(".select-sender", postElement).hide();
 735                 return false;
 736         });
 737
 738         /* mark everything as known on click. */
 739         $(postElement).click(function(event) {
 740                 if ($(event.target).hasClass("click-to-show")) {
 741                         return false;
 742                 }
 743                 markPostAsKnown(this);
 744         });
 745
 746         /* hide reply input field. */
 747         $(postElement).find(".create-reply").addClass("hidden");
 748 }
 749
 750 /**
 751  * Ajaxifies the given reply element.
 752  *
 753  * @param replyElement
 754  *            The reply element to ajaxify
 755  */
 756 function ajaxifyReply(replyElement) {
 757         $(replyElement).find(".like-reply").submit(function() {
 758                 likeReply(getReplyId(this));
 759                 return false;
 760         });
 761         $(replyElement).find(".unlike-reply").submit(function() {
 762                 unlikeReply(getReplyId(this));
 763                 return false;
 764         });
 765         (function(replyElement) {
 766                 getTranslation("WebInterface.Confirmation.DeleteReplyButton", function(deleteReplyText) {
 767                         $(replyElement).find(".delete-reply button").each(function() {
 768                                 enhanceDeleteReplyButton(this, getReplyId(replyElement), deleteReplyText);
 769                         });
 770                 });
 771         })(replyElement);
 772         addCommentLink(getPostId(replyElement), replyElement, $(replyElement).find(".reply-status-line .time"));
 773
 774         /* convert “show source” link into javascript function. */
 775         $(replyElement).find(".show-reply-source").each(function() {
 776                 $("a", this).click(function() {
 777                         $(".reply-text.text", getReplyElement(this)).toggleClass("hidden");
 778                         $(".reply-text.raw-text", getReplyElement(this)).toggleClass("hidden");
 779                         return false;
 780                 });
 781         });
 782
 783         /* convert trust control buttons to javascript functions. */
 784         $(replyElement).find(".reply-trust").submit(function() {
 785                 trustSone(getReplyAuthor(this));
 786                 return false;
 787         });
 788         $(replyElement).find(".reply-distrust").submit(function() {
 789                 distrustSone(getReplyAuthor(this));
 790                 return false;
 791         });
 792         $(replyElement).find(".reply-untrust").submit(function() {
 793                 untrustSone(getReplyAuthor(this));
 794                 return false;
 795         });
 796 }
 797
 798 /**
 799  * Ajaxifies the given notification by replacing the form with AJAX.
 800  *
 801  * @param notification
 802  *            jQuery object representing the notification.
 803  */
 804 function ajaxifyNotification(notification) {
 805         notification.find("form").submit(function() {
 806                 return false;
 807         });
 808         notification.find("input[name=returnPage]").val($.url.attr("relative"));
 809         if (notification.find(".short-text").length > 0) {
 810                 notification.find(".short-text").removeClass("hidden");
 811                 notification.find(".text").addClass("hidden");
 812         }
 813         notification.find("form.mark-as-read button").click(function() {
 814                 $.getJSON("markAsKnown.ajax", {"formPassword": getFormPassword(), "type": $(":input[name=type]", this.form).val(), "id": $(":input[name=id]", this.form).val()});
 815         });
 816         notification.find("a[class^='link-']").each(function() {
 817                 linkElement = $(this);
 818                 if (linkElement.is("[href^='viewPost']")) {
 819                         id = linkElement.attr("class").substr(5);
 820                         if (hasPost(id)) {
 821                                 linkElement.attr("href", "#post-" + id);
 822                         }
 823                 }
 824         });
 825         notification.find("form.dismiss button").click(function() {
 826                 $.getJSON("dismissNotification.ajax", { "formPassword" : getFormPassword(), "notification" : notification.attr("id") }, function(data, textStatus) {
 827                         /* dismiss in case of error, too. */
 828                         notification.slideUp();
 829                 }, function(xmlHttpRequest, textStatus, error) {
 830                         /* ignore error. */
 831                 });
 832         });
 833         return notification;
 834 }
 835
 836 function getStatus() {
 837         $.getJSON("getStatus.ajax", {"loadAllSones": isKnownSonesPage()}, function(data, textStatus) {
 838                 if ((data != null) && data.success) {
 839                         /* process Sone information. */
 840                         $.each(data.sones, function(index, value) {
 841                                 updateSoneStatus(value.id, value.name, value.status, value.modified, value.locked, value.lastUpdatedUnknown ? null : value.lastUpdated);
 842                         });
 843                         /* search for removed notifications. */
 844                         $("#sone #notification-area .notification").each(function() {
 845                                 notificationId = $(this).attr("id");
 846                                 foundNotification = false;
 847                                 $.each(data.notifications, function(index, value) {
 848                                         if (value.id == notificationId) {
 849                                                 foundNotification = true;
 850                                                 return false;
 851                                         }
 852                                 });
 853                                 if (!foundNotification) {
 854                                         $(this).slideUp("normal", function() {
 855                                                 $(this).remove();
 856                                         });
 857                                 }
 858                         });
 859                         /* process notifications. */
 860                         $.each(data.notifications, function(index, value) {
 861                                 oldNotification = $("#sone #notification-area .notification#" + value.id);
 862                                 notification = ajaxifyNotification(createNotification(value.id, value.text, value.dismissable)).hide();
 863                                 if (oldNotification.length != 0) {
 864                                         if ((oldNotification.find(".short-text").length > 0) && (notification.find(".short-text").length > 0)) {
 865                                                 opened = oldNotification.is(":visible") && oldNotification.find(".short-text").hasClass("hidden");
 866                                                 notification.find(".short-text").toggleClass("hidden", opened);
 867                                                 notification.find(".text").toggleClass("hidden", !opened);
 868                                         }
 869                                         oldNotification.replaceWith(notification.show());
 870                                 } else {
 871                                         $("#sone #notification-area").append(notification);
 872                                         notification.slideDown();
 873                                         setActivity();
 874                                 }
 875                         });
 876                         /* process new posts. */
 877                         $.each(data.newPosts, function(index, value) {
 878                                 loadNewPost(value.id, value.sone, value.recipient, value.time);
 879                         });
 880                         /* process new replies. */
 881                         $.each(data.newReplies, function(index, value) {
 882                                 loadNewReply(value.id, value.sone, value.post, value.postSone);
 883                         });
 884                         /* do it again in 5 seconds. */
 885                         setTimeout(getStatus, 5000);
 886                 } else {
 887                         /* data.success was false, wait 30 seconds. */
 888                         setTimeout(getStatus, 30000);
 889                 }
 890         }, function(xmlHttpRequest, textStatus, error) {
 891                 /* something really bad happend, wait a minute. */
 892                 setTimeout(getStatus, 60000);
 893         })
 894 }
 895
 896 /**
 897  * Returns the ID of the currently logged in Sone.
 898  *
 899  * @return The ID of the current Sone, or an empty string if no Sone is logged
 900  *         in
 901  */
 902 function getCurrentSoneId() {
 903         return $("#currentSoneId").text();
 904 }
 905
 906 /**
 907  * Returns the content of the page-id attribute.
 908  *
 909  * @returns The page ID
 910  */
 911 function getPageId() {
 912         return $("#sone .page-id").text();
 913 }
 914
 915 /**
 916  * Returns whether the current page is the index page.
 917  *
 918  * @returns {Boolean} <code>true</code> if the current page is the index page,
 919  *          <code>false</code> otherwise
 920  */
 921 function isIndexPage() {
 922         return getPageId() == "index";
 923 }
 924
 925 /**
 926  * Returns whether the current page is a “view Sone” page.
 927  *
 928  * @returns {Boolean} <code>true</code> if the current page is a “view Sone”
 929  *          page, <code>false</code> otherwise
 930  */
 931 function isViewSonePage() {
 932         return getPageId() == "view-sone";
 933 }
 934
 935 /**
 936  * Returns the ID of the currently shown Sone. This will only return a sensible
 937  * value if isViewSonePage() returns <code>true</code>.
 938  *
 939  * @returns The ID of the currently shown Sone
 940  */
 941 function getShownSoneId() {
 942         return $("#sone .sone-id").text();
 943 }
 944
 945 /**
 946  * Returns whether the current page is a “view post” page.
 947  *
 948  * @returns {Boolean} <code>true</code> if the current page is a “view post”
 949  *          page, <code>false</code> otherwise
 950  */
 951 function isViewPostPage() {
 952         return getPageId() == "view-post";
 953 }
 954
 955 /**
 956  * Returns the ID of the currently shown post. This will only return a sensible
 957  * value if isViewPostPage() returns <code>true</code>.
 958  *
 959  * @returns The ID of the currently shown post
 960  */
 961 function getShownPostId() {
 962         return $("#sone .post-id").text();
 963 }
 964
 965 /**
 966  * Returns whether the current page is the “known Sones” page.
 967  *
 968  * @returns {Boolean} <code>true</code> if the current page is the “known
 969  *          Sones” page, <code>false</code> otherwise
 970  */
 971 function isKnownSonesPage() {
 972         return getPageId() == "known-sones";
 973 }
 974
 975 /**
 976  * Returns whether a post with the given ID exists on the current page.
 977  *
 978  * @param postId
 979  *            The post ID to check for
 980  * @returns {Boolean} <code>true</code> if a post with the given ID already
 981  *          exists on the page, <code>false</code> otherwise
 982  */
 983 function hasPost(postId) {
 984         return $(".post#" + postId).length > 0;
 985 }
 986
 987 /**
 988  * Returns whether a reply with the given ID exists on the current page.
 989  *
 990  * @param replyId
 991  *            The reply ID to check for
 992  * @returns {Boolean} <code>true</code> if a reply with the given ID already
 993  *          exists on the page, <code>false</code> otherwise
 994  */
 995 function hasReply(replyId) {
 996         return $("#sone .reply#" + replyId).length > 0;
 997 }
 998
 999 function loadNewPost(postId, soneId, recipientId, time) {
1000         if (hasPost(postId)) {
1001                 return;
1002         }
1003         if (!isIndexPage()) {
1004                 if (!isViewPostPage() || (getShownPostId() != postId)) {
1005                         if (!isViewSonePage() || ((getShownSoneId() != soneId) && (getShownSoneId() != recipientId))) {
1006                                 return;
1007                         }
1008                 }
1009         }
1010         if (getPostTime($("#sone .post").last()) > time) {
1011                 return;
1012         }
1013         $.getJSON("getPost.ajax", { "post" : postId }, function(data, textStatus) {
1014                 if ((data != null) && data.success) {
1015                         if (hasPost(data.post.id)) {
1016                                 return;
1017                         }
1018                         if (!isIndexPage() && !(isViewSonePage() && ((getShownSoneId() == data.post.sone) || (getShownSoneId() == data.post.recipient)))) {
1019                                 return;
1020                         }
1021                         var firstOlderPost = null;
1022                         $("#sone .post").each(function() {
1023                                 if (getPostTime(this) < data.post.time) {
1024                                         firstOlderPost = $(this);
1025                                         return false;
1026                                 }
1027                         });
1028                         newPost = $(data.post.html).addClass("hidden");
1029                         if (firstOlderPost != null) {
1030                                 newPost.insertBefore(firstOlderPost);
1031                         }
1032                         ajaxifyPost(newPost);
1033                         updatePostTimes(data.post.id);
1034                         newPost.slideDown();
1035                         setActivity();
1036                 }
1037         });
1038 }
1039
1040 function loadNewReply(replyId, soneId, postId, postSoneId) {
1041         if (hasReply(replyId)) {
1042                 return;
1043         }
1044         if (!hasPost(postId)) {
1045                 return;
1046         }
1047         $.getJSON("getReply.ajax", { "reply": replyId }, function(data, textStatus) {
1048                 /* find post. */
1049                 if ((data != null) && data.success) {
1050                         if (hasReply(data.reply.id)) {
1051                                 return;
1052                         }
1053                         $("#sone .post#" + data.reply.postId).each(function() {
1054                                 var firstNewerReply = null;
1055                                 $(this).find(".replies .reply").each(function() {
1056                                         if (getReplyTime(this) > data.reply.time) {
1057                                                 firstNewerReply = $(this);
1058                                                 return false;
1059                                         }
1060                                 });
1061                                 newReply = $(data.reply.html).addClass("hidden");
1062                                 if (firstNewerReply != null) {
1063                                         newReply.insertBefore(firstNewerReply);
1064                                 } else {
1065                                         if ($(this).find(".replies .create-reply")) {
1066                                                 $(this).find(".replies .create-reply").before(newReply);
1067                                         } else {
1068                                                 $(this).find(".replies").append(newReply);
1069                                         }
1070                                 }
1071                                 ajaxifyReply(newReply);
1072                                 updateReplyTimes(data.reply.id);
1073                                 newReply.slideDown();
1074                                 setActivity();
1075                                 return false;
1076                         });
1077                 }
1078         });
1079 }
1080
1081 /**
1082  * Marks the given Sone as known if it is still new.
1083  *
1084  * @param soneElement
1085  *            The Sone to mark as known
1086  */
1087 function markSoneAsKnown(soneElement) {
1088         if ($(".new", soneElement).length > 0) {
1089                 $.getJSON("maskAsKnown.ajax", {"formPassword": getFormPassword(), "type": "sone", "id": getSoneId(soneElement)}, function(data, textStatus) {
1090                         $(soneElement).removeClass("new");
1091                 });
1092         }
1093 }
1094
1095 function markPostAsKnown(postElements) {
1096         $(postElements).each(function() {
1097                 postElement = this;
1098                 if ($(postElement).hasClass("new")) {
1099                         (function(postElement) {
1100                                 $(postElement).removeClass("new");
1101                                 $(".click-to-show", postElement).removeClass("new");
1102                                 $.getJSON("markAsKnown.ajax", {"formPassword": getFormPassword(), "type": "post", "id": getPostId(postElement)});
1103                         })(postElement);
1104                 }
1105         });
1106         markReplyAsKnown($(postElements).find(".reply"));
1107 }
1108
1109 function markReplyAsKnown(replyElements) {
1110         $(replyElements).each(function() {
1111                 replyElement = this;
1112                 if ($(replyElement).hasClass("new")) {
1113                         (function(replyElement) {
1114                                 $(replyElement).removeClass("new");
1115                                 $.getJSON("markAsKnown.ajax", {"formPassword": getFormPassword(), "type": "reply", "id": getReplyId(replyElement)});
1116                         })(replyElement);
1117                 }
1118         });
1119 }
1120
1121 /**
1122  * Updates the time of the post with the given ID.
1123  *
1124  * @param postId
1125  *            The ID of the post to update
1126  * @param timeText
1127  *            The text of the time to show
1128  * @param refreshTime
1129  *            The refresh time after which to request a new time (in seconds)
1130  * @param tooltip
1131  *            The tooltip to show
1132  */
1133 function updatePostTime(postId, timeText, refreshTime, tooltip) {
1134         if (!getPost(postId).is(":visible")) {
1135                 return;
1136         }
1137         getPost(postId).find(".post-status-line > .time a").html(timeText).attr("title", tooltip);
1138         (function(postId, refreshTime) {
1139                 setTimeout(function() {
1140                         updatePostTimes(postId);
1141                 }, refreshTime * 1000);
1142         })(postId, refreshTime);
1143 }
1144
1145 /**
1146  * Requests new rendered times for the posts with the given IDs.
1147  *
1148  * @param postIds
1149  *            Comma-separated post IDs
1150  */
1151 function updatePostTimes(postIds) {
1152         $.getJSON("getTimes.ajax", { "posts" : postIds }, function(data, textStatus) {
1153                 if ((data != null) && data.success) {
1154                         $.each(data.postTimes, function(index, value) {
1155                                 updatePostTime(index, value.timeText, value.refreshTime, value.tooltip);
1156                         });
1157                 }
1158         });
1159 }
1160
1161 /**
1162  * Updates the time of the reply with the given ID.
1163  *
1164  * @param postId
1165  *            The ID of the reply to update
1166  * @param timeText
1167  *            The text of the time to show
1168  * @param refreshTime
1169  *            The refresh time after which to request a new time (in seconds)
1170  * @param tooltip
1171  *            The tooltip to show
1172  */
1173 function updateReplyTime(replyId, timeText, refreshTime, tooltip) {
1174         if (!getReply(replyId).is(":visible")) {
1175                 return;
1176         }
1177         getReply(replyId).find(".reply-status-line > .time").html(timeText).attr("title", tooltip);
1178         (function(replyId, refreshTime) {
1179                 setTimeout(function() {
1180                         updateReplyTimes(replyId);
1181                 }, refreshTime * 1000);
1182         })(replyId, refreshTime);
1183 }
1184
1185 /**
1186  * Requests new rendered times for the posts with the given IDs.
1187  *
1188  * @param postIds
1189  *            Comma-separated post IDs
1190  */
1191 function updateReplyTimes(replyIds) {
1192         $.getJSON("getTimes.ajax", { "replies" : replyIds }, function(data, textStatus) {
1193                 if ((data != null) && data.success) {
1194                         $.each(data.replyTimes, function(index, value) {
1195                                 updateReplyTime(index, value.timeText, value.refreshTime, value.tooltip);
1196                         });
1197                 }
1198         });
1199 }
1200
1201 function resetActivity() {
1202         title = document.title;
1203         if (title.indexOf('(') == 0) {
1204                 setTitle(title.substr(title.indexOf(' ') + 1));
1205         }
1206 }
1207
1208 function setActivity() {
1209         if (!focus) {
1210                 title = document.title;
1211                 if (title.indexOf('(') != 0) {
1212                         setTitle("(!) " + title);
1213                 }
1214                 if (!iconBlinking) {
1215                         setTimeout(toggleIcon, 1500);
1216                         iconBlinking = true;
1217                 }
1218         }
1219 }
1220
1221 /**
1222  * Sets the window title after a small delay to prevent race-condition issues.
1223  *
1224  * @param title
1225  *            The title to set
1226  */
1227 function setTitle(title) {
1228         setTimeout(function() {
1229                 document.title = title;
1230         }, 50);
1231 }
1232
1233 /** Whether the icon is currently showing activity. */
1234 var iconActive = false;
1235
1236 /** Whether the icon is currently supposed to blink. */
1237 var iconBlinking = false;
1238
1239 /**
1240  * Toggles the icon. If the window has gained focus and the icon is still
1241  * showing the activity state, it is returned to normal.
1242  */
1243 function toggleIcon() {
1244         if (focus) {
1245                 if (iconActive) {
1246                         changeIcon("images/icon.png");
1247                         iconActive = false;
1248                 }
1249                 iconBlinking = false;
1250         } else {
1251                 iconActive = !iconActive;
1252                 changeIcon(iconActive ? "images/icon-activity.png" : "images/icon.png");
1253                 setTimeout(toggleIcon, 1500);
1254         }
1255 }
1256
1257 /**
1258  * Changes the icon of the page.
1259  *
1260  * @param iconUrl
1261  *            The new URL of the icon
1262  */
1263 function changeIcon(iconUrl) {
1264         $("link[rel=icon]").remove();
1265         $("head").append($("<link>").attr("rel", "icon").attr("type", "image/png").attr("href", iconUrl));
1266         $("iframe[id=icon-update]")[0].src += "";
1267 }
1268
1269 /**
1270  * Creates a new notification.
1271  *
1272  * @param id
1273  *            The ID of the notificaiton
1274  * @param text
1275  *            The text of the notification
1276  * @param dismissable
1277  *            <code>true</code> if the notification can be dismissed by the
1278  *            user
1279  */
1280 function createNotification(id, text, dismissable) {
1281         notification = $("<div></div>").addClass("notification").attr("id", id);
1282         if (dismissable) {
1283                 dismissForm = $("#sone #notification-area #notification-dismiss-template").clone().removeClass("hidden").removeAttr("id")
1284                 dismissForm.find("input[name=notification]").val(id);
1285                 notification.append(dismissForm);
1286         }
1287         notification.append(text);
1288         return notification;
1289 }
1290
1291 /**
1292  * Shows the details of the notification with the given ID.
1293  *
1294  * @param notificationId
1295  *            The ID of the notification
1296  */
1297 function showNotificationDetails(notificationId) {
1298         $("#sone .notification#" + notificationId + " .text").removeClass("hidden");
1299         $("#sone .notification#" + notificationId + " .short-text").addClass("hidden");
1300 }
1301
1302 /**
1303  * Deletes the field with the given ID from the profile.
1304  *
1305  * @param fieldId
1306  *            The ID of the field to delete
1307  */
1308 function deleteProfileField(fieldId) {
1309         $.getJSON("deleteProfileField.ajax", {"formPassword": getFormPassword(), "field": fieldId}, function(data, textStatus) {
1310                 if (data && data.success) {
1311                         $("#sone .profile-field#" + data.field.id).slideUp();
1312                 }
1313         });
1314 }
1315
1316 /**
1317  * Renames a profile field.
1318  *
1319  * @param fieldId
1320  *            The ID of the field to rename
1321  * @param newName
1322  *            The new name of the field
1323  * @param successFunction
1324  *            Called when the renaming was successful
1325  */
1326 function editProfileField(fieldId, newName, successFunction) {
1327         $.getJSON("editProfileField.ajax", {"formPassword": getFormPassword(), "field": fieldId, "name": newName}, function(data, textStatus) {
1328                 if (data && data.success) {
1329                         successFunction();
1330                 }
1331         });
1332 }
1333
1334 /**
1335  * Moves the profile field with the given ID one slot in the given direction.
1336  *
1337  * @param fieldId
1338  *            The ID of the field to move
1339  * @param direction
1340  *            The direction to move in (“up” or “down”)
1341  * @param successFunction
1342  *            Function to call on success
1343  */
1344 function moveProfileField(fieldId, direction, successFunction) {
1345         $.getJSON("moveProfileField.ajax", {"formPassword": getFormPassword(), "field": fieldId, "direction": direction}, function(data, textStatus) {
1346                 if (data && data.success) {
1347                         successFunction();
1348                 }
1349         });
1350 }
1351
1352 /**
1353  * Moves the profile field with the given ID up one slot.
1354  *
1355  * @param fieldId
1356  *            The ID of the field to move
1357  * @param successFunction
1358  *            Function to call on success
1359  */
1360 function moveProfileFieldUp(fieldId, successFunction) {
1361         moveProfileField(fieldId, "up", successFunction);
1362 }
1363
1364 /**
1365  * Moves the profile field with the given ID down one slot.
1366  *
1367  * @param fieldId
1368  *            The ID of the field to move
1369  * @param successFunction
1370  *            Function to call on success
1371  */
1372 function moveProfileFieldDown(fieldId, successFunction) {
1373         moveProfileField(fieldId, "down", successFunction);
1374 }
1375
1376 //
1377 // EVERYTHING BELOW HERE IS EXECUTED AFTER LOADING THE PAGE
1378 //
1379
1380 var focus = true;
1381
1382 $(document).ready(function() {
1383
1384         /* this initializes the status update input field. */
1385         getTranslation("WebInterface.DefaultText.StatusUpdate", function(defaultText) {
1386                 registerInputTextareaSwap("#sone #update-status .status-input", defaultText, "text", false, false);
1387                 $("#sone #update-status .select-sender").css("display", "inline");
1388                 $("#sone #update-status .sender").hide();
1389                 $("#sone #update-status .select-sender button").click(function() {
1390                         $("#sone #update-status .sender").show();
1391                         $("#sone #update-status .select-sender").hide();
1392                         return false;
1393                 });
1394                 $("#sone #update-status").submit(function() {
1395                         button = $("button:submit", this);
1396                         button.attr("disabled", "disabled");
1397                         if ($(this).find(":input.default:enabled").length > 0) {
1398                                 return false;
1399                         }
1400                         sender = $(this).find(":input[name=sender]").val();
1401                         text = $(this).find(":input[name=text]:enabled").val();
1402                         $.getJSON("createPost.ajax", { "formPassword": getFormPassword(), "sender": sender, "text": text }, function(data, textStatus) {
1403                                 if ((data != null) && data.success) {
1404                                         loadNewPost(data.postId, data.sone, data.recipient);
1405                                 }
1406                                 button.removeAttr("disabled");
1407                         });
1408                         $(this).find(":input[name=sender]").val(getCurrentSoneId());
1409                         $(this).find(":input[name=text]:enabled").val("").blur();
1410                         $(this).find(".sender").hide();
1411                         $(this).find(".select-sender").show();
1412                         return false;
1413                 });
1414         });
1415
1416         /* ajaxify the search input field. */
1417         getTranslation("WebInterface.DefaultText.Search", function(defaultText) {
1418                 registerInputTextareaSwap("#sone #search input[name=query]", defaultText, "query", false, true);
1419         });
1420
1421         /* ajaxify input field on “view Sone” page. */
1422         getTranslation("WebInterface.DefaultText.Message", function(defaultText) {
1423                 registerInputTextareaSwap("#sone #post-message input[name=text]", defaultText, "text", false, false);
1424                 $("#sone #post-message .select-sender").css("display", "inline");
1425                 $("#sone #post-message .sender").hide();
1426                 $("#sone #post-message .select-sender button").click(function() {
1427                         $("#sone #post-message .sender").show();
1428                         $("#sone #post-message .select-sender").hide();
1429                         return false;
1430                 });
1431                 $("#sone #post-message").submit(function() {
1432                         sender = $(this).find(":input[name=sender]").val();
1433                         text = $(this).find(":input[name=text]:enabled").val();
1434                         $.getJSON("createPost.ajax", { "formPassword": getFormPassword(), "recipient": getShownSoneId(), "sender": sender, "text": text }, function(data, textStatus) {
1435                                 if ((data != null) && data.success) {
1436                                         loadNewPost(data.postId, getCurrentSoneId());
1437                                 }
1438                         });
1439                         $(this).find(":input[name=sender]").val(getCurrentSoneId());
1440                         $(this).find(":input[name=text]:enabled").val("").blur();
1441                         $(this).find(".sender").hide();
1442                         $(this).find(".select-sender").show();
1443                         return false;
1444                 });
1445         });
1446
1447         /* Ajaxifies all posts. */
1448         /* calling getTranslation here will cache the necessary values. */
1449         getTranslation("WebInterface.Confirmation.DeletePostButton", function(text) {
1450                 getTranslation("WebInterface.Confirmation.DeleteReplyButton", function(text) {
1451                         getTranslation("WebInterface.DefaultText.Reply", function(text) {
1452                                 $("#sone .post").each(function() {
1453                                         ajaxifyPost(this);
1454                                 });
1455                         });
1456                 });
1457         });
1458
1459         /* update post times. */
1460         postIds = [];
1461         $("#sone .post").each(function() {
1462                 postIds.push(getPostId(this));
1463         });
1464         updatePostTimes(postIds.join(","));
1465
1466         /* hides all replies but the latest two. */
1467         if (!isViewPostPage()) {
1468                 getTranslation("WebInterface.ClickToShow.Replies", function(text) {
1469                         $("#sone .post .replies").each(function() {
1470                                 allReplies = $(this).find(".reply");
1471                                 if (allReplies.length > 2) {
1472                                         newHidden = false;
1473                                         for (replyIndex = 0; replyIndex < (allReplies.length - 2); ++replyIndex) {
1474                                                 $(allReplies[replyIndex]).addClass("hidden");
1475                                                 newHidden |= $(allReplies[replyIndex]).hasClass("new");
1476                                         }
1477                                         clickToShowElement = $("<div></div>").addClass("click-to-show");
1478                                         if (newHidden) {
1479                                                 clickToShowElement.addClass("new");
1480                                         }
1481                                         (function(clickToShowElement, allReplies, text) {
1482                                                 clickToShowElement.text(text);
1483                                                 clickToShowElement.click(function() {
1484                                                         allReplies.removeClass("hidden");
1485                                                         clickToShowElement.addClass("hidden");
1486                                                 });
1487                                         })(clickToShowElement, allReplies, text);
1488                                         $(allReplies[0]).before(clickToShowElement);
1489                                 }
1490                         });
1491                 });
1492         }
1493
1494         $("#sone .sone").each(function() {
1495                 ajaxifySone($(this));
1496         });
1497
1498         /* process all existing notifications, ajaxify dismiss buttons. */
1499         $("#sone #notification-area .notification").each(function() {
1500                 ajaxifyNotification($(this));
1501         });
1502
1503         /* activate status polling. */
1504         setTimeout(getStatus, 5000);
1505
1506         /* reset activity counter when the page has focus. */
1507         $(window).focus(function() {
1508                 focus = true;
1509                 resetActivity();
1510         }).blur(function() {
1511                 focus = false;
1512         })
1513
1514 });