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                                 textarea.show().focus();
  41                         });
  42                         if (inputField.val() == "") {
  43                                 inputField.addClass("default");
  44                                 inputField.val(defaultText);
  45                         } else {
  46                                 inputField.hide().attr("disabled", "disabled");
  47                                 textarea.show();
  48                         }
  49                         $(inputField.get(0).form).submit(function() {
  50                                 if (!optional && (textarea.val() == "")) {
  51                                         return false;
  52                                 }
  53                         });
  54                 })($(this), textarea);
  55         });
  56 }
  57
  58 /**
  59  * Adds a “comment” link to all status lines contained in the given element.
  60  *
  61  * @param postId
  62  *            The ID of the post
  63  * @param element
  64  *            The element to add a “comment” link to
  65  */
  66 function addCommentLink(postId, element) {
  67         if ($(element).find(".show-reply-form").length > 0) {
  68                 return;
  69         }
  70         commentElement = (function(postId) {
  71                 var commentElement = $("<div><span>Comment</span></div>").addClass("show-reply-form").click(function() {
  72                         markPostAsKnown(getPostElement(this));
  73                         replyElement = $("#sone .post#" + postId + " .create-reply");
  74                         replyElement.removeClass("hidden");
  75                         replyElement.removeClass("light");
  76                         (function(replyElement) {
  77                                 replyElement.find("input.reply-input").blur(function() {
  78                                         if ($(this).hasClass("default")) {
  79                                                 replyElement.addClass("light");
  80                                         }
  81                                 }).focus(function() {
  82                                         replyElement.removeClass("light");
  83                                 });
  84                         })(replyElement);
  85                         replyElement.find("input.reply-input").focus();
  86                 });
  87                 return commentElement;
  88         })(postId);
  89         $(element).find(".status-line .time").each(function() {
  90                 $(this).after(commentElement.clone(true));
  91         });
  92 }
  93
  94 var translations = {};
  95
  96 /**
  97  * Retrieves the translation for the given key and calls the callback function.
  98  * The callback function takes a single parameter, the translated string.
  99  *
 100  * @param key
 101  *            The key of the translation string
 102  * @param callback
 103  *            The callback function
 104  */
 105 function getTranslation(key, callback) {
 106         if (key in translations) {
 107                 callback(translations[key]);
 108                 return;
 109         }
 110         $.getJSON("ajax/getTranslation.ajax", {"key": key}, function(data, textStatus) {
 111                 if ((data != null) && data.success) {
 112                         translations[key] = data.value;
 113                         callback(data.value);
 114                 }
 115         }, function(xmlHttpRequest, textStatus, error) {
 116                 /* ignore error. */
 117         });
 118 }
 119
 120 /**
 121  * Filters the given Sone ID, replacing all “~” characters by an underscore.
 122  *
 123  * @param soneId
 124  *            The Sone ID to filter
 125  * @returns The filtered Sone ID
 126  */
 127 function filterSoneId(soneId) {
 128         return soneId.replace(/[^a-zA-Z0-9-]/g, "_");
 129 }
 130
 131 /**
 132  * Updates the status of the given Sone.
 133  *
 134  * @param soneId
 135  *            The ID of the Sone to update
 136  * @param status
 137  *            The status of the Sone (“idle”, “unknown”, “inserting”,
 138  *            “downloading”)
 139  * @param modified
 140  *            Whether the Sone is modified
 141  * @param locked
 142  *            Whether the Sone is locked
 143  * @param lastUpdated
 144  *            The date and time of the last update (formatted for display)
 145  */
 146 function updateSoneStatus(soneId, name, status, modified, locked, lastUpdated) {
 147         $("#sone .sone." + filterSoneId(soneId)).
 148                 toggleClass("unknown", status == "unknown").
 149                 toggleClass("idle", status == "idle").
 150                 toggleClass("inserting", status == "inserting").
 151                 toggleClass("downloading", status == "downloading").
 152                 toggleClass("modified", modified);
 153         $("#sone .sone." + filterSoneId(soneId) + " .lock").toggleClass("hidden", locked);
 154         $("#sone .sone." + filterSoneId(soneId) + " .unlock").toggleClass("hidden", !locked);
 155         $("#sone .sone." + filterSoneId(soneId) + " .last-update span.time").text(lastUpdated);
 156         $("#sone .sone." + filterSoneId(soneId) + " .profile-link a").text(name);
 157 }
 158
 159 /**
 160  * Enhances a “delete” button so that the confirmation is done on the same page.
 161  *
 162  * @param button
 163  *            The button element
 164  * @param text
 165  *            The text to show on the button
 166  * @param deleteCallback
 167  *            The callback that actually deletes something
 168  */
 169 function enhanceDeleteButton(button, text, deleteCallback) {
 170         (function(button) {
 171                 newButton = $("<button></button>").addClass("confirm").hide().text(text).click(function() {
 172                         $(this).fadeOut("slow");
 173                         deleteCallback();
 174                         return false;
 175                 }).insertAfter(button);
 176                 (function(button, newButton) {
 177                         button.click(function() {
 178                                 button.fadeOut("slow", function() {
 179                                         newButton.fadeIn("slow");
 180                                         $(document).one("click", function() {
 181                                                 if (this != newButton.get(0)) {
 182                                                         newButton.fadeOut(function() {
 183                                                                 button.fadeIn();
 184                                                         });
 185                                                 }
 186                                         });
 187                                 });
 188                                 return false;
 189                         });
 190                 })(button, newButton);
 191         })($(button));
 192 }
 193
 194 /**
 195  * Enhances a post’s “delete” button.
 196  *
 197  * @param button
 198  *            The button element
 199  * @param postId
 200  *            The ID of the post to delete
 201  * @param text
 202  *            The text to replace the button with
 203  */
 204 function enhanceDeletePostButton(button, postId, text) {
 205         enhanceDeleteButton(button, text, function() {
 206                 $.getJSON("ajax/deletePost.ajax", { "post": postId, "formPassword": getFormPassword() }, function(data, textStatus) {
 207                         if (data == null) {
 208                                 return;
 209                         }
 210                         if (data.success) {
 211                                 $("#sone .post#" + postId).slideUp();
 212                         } else if (data.error == "invalid-post-id") {
 213                                 alert("Invalid post ID given!");
 214                         } else if (data.error == "auth-required") {
 215                                 alert("You need to be logged in.");
 216                         } else if (data.error == "not-authorized") {
 217                                 alert("You are not allowed to delete this post.");
 218                         }
 219                 }, function(xmlHttpRequest, textStatus, error) {
 220                         /* ignore error. */
 221                 });
 222         });
 223 }
 224
 225 /**
 226  * Enhances a reply’s “delete” button.
 227  *
 228  * @param button
 229  *            The button element
 230  * @param replyId
 231  *            The ID of the reply to delete
 232  * @param text
 233  *            The text to replace the button with
 234  */
 235 function enhanceDeleteReplyButton(button, replyId, text) {
 236         enhanceDeleteButton(button, text, function() {
 237                 $.getJSON("ajax/deleteReply.ajax", { "reply": replyId, "formPassword": $("#sone #formPassword").text() }, function(data, textStatus) {
 238                         if (data == null) {
 239                                 return;
 240                         }
 241                         if (data.success) {
 242                                 $("#sone .reply#" + replyId).slideUp();
 243                         } else if (data.error == "invalid-reply-id") {
 244                                 alert("Invalid reply ID given!");
 245                         } else if (data.error == "auth-required") {
 246                                 alert("You need to be logged in.");
 247                         } else if (data.error == "not-authorized") {
 248                                 alert("You are not allowed to delete this reply.");
 249                         }
 250                 }, function(xmlHttpRequest, textStatus, error) {
 251                         /* ignore error. */
 252                 });
 253         });
 254 }
 255
 256 function getFormPassword() {
 257         return $("#sone #formPassword").text();
 258 }
 259
 260 function getSoneElement(element) {
 261         return $(element).parents(".sone");
 262 }
 263
 264 /**
 265  * Generates a list of Sones by concatening the names of the given sones with a
 266  * new line character (“\n”).
 267  *
 268  * @param sones
 269  *            The sones to format
 270  * @returns {String} The created string
 271  */
 272 function generateSoneList(sones) {
 273         var soneList = "";
 274         $.each(sones, function() {
 275                 if (soneList != "") {
 276                         soneList += ", ";
 277                 }
 278                 soneList += this.name;
 279         });
 280         return soneList;
 281 }
 282
 283 /**
 284  * Returns the ID of the Sone that this element belongs to.
 285  *
 286  * @param element
 287  *            The element to locate the matching Sone ID for
 288  * @returns The ID of the Sone, or undefined
 289  */
 290 function getSoneId(element) {
 291         return getSoneElement(element).find(".id").text();
 292 }
 293
 294 function getPostElement(element) {
 295         return $(element).closest(".post");
 296 }
 297
 298 function getPostId(element) {
 299         return getPostElement(element).attr("id");
 300 }
 301
 302 function getPostTime(element) {
 303         return getPostElement(element).find(".post-time").text();
 304 }
 305
 306 function getReplyElement(element) {
 307         return $(element).closest(".reply");
 308 }
 309
 310 function getReplyId(element) {
 311         return getReplyElement(element).attr("id");
 312 }
 313
 314 function getReplyTime(element) {
 315         return getReplyElement(element).find(".reply-time").text();
 316 }
 317
 318 function likePost(postId) {
 319         $.getJSON("ajax/like.ajax", { "type": "post", "post" : postId, "formPassword": getFormPassword() }, function(data, textStatus) {
 320                 if ((data == null) || !data.success) {
 321                         return;
 322                 }
 323                 $("#sone .post#" + postId + " > .inner-part > .status-line .like").addClass("hidden");
 324                 $("#sone .post#" + postId + " > .inner-part > .status-line .unlike").removeClass("hidden");
 325                 updatePostLikes(postId);
 326         }, function(xmlHttpRequest, textStatus, error) {
 327                 /* ignore error. */
 328         });
 329 }
 330
 331 function unlikePost(postId) {
 332         $.getJSON("ajax/unlike.ajax", { "type": "post", "post" : postId, "formPassword": getFormPassword() }, function(data, textStatus) {
 333                 if ((data == null) || !data.success) {
 334                         return;
 335                 }
 336                 $("#sone .post#" + postId + " > .inner-part > .status-line .unlike").addClass("hidden");
 337                 $("#sone .post#" + postId + " > .inner-part > .status-line .like").removeClass("hidden");
 338                 updatePostLikes(postId);
 339         }, function(xmlHttpRequest, textStatus, error) {
 340                 /* ignore error. */
 341         });
 342 }
 343
 344 function updatePostLikes(postId) {
 345         $.getJSON("ajax/getLikes.ajax", { "type": "post", "post": postId }, function(data, textStatus) {
 346                 if ((data != null) && data.success) {
 347                         $("#sone .post#" + postId + " > .inner-part > .status-line .likes").toggleClass("hidden", data.likes == 0)
 348                         $("#sone .post#" + postId + " > .inner-part > .status-line .likes span.like-count").text(data.likes);
 349                         $("#sone .post#" + postId + " > .inner-part > .status-line .likes > span").attr("title", generateSoneList(data.sones));
 350                 }
 351         }, function(xmlHttpRequest, textStatus, error) {
 352                 /* ignore error. */
 353         });
 354 }
 355
 356 function likeReply(replyId) {
 357         $.getJSON("ajax/like.ajax", { "type": "reply", "reply" : replyId, "formPassword": getFormPassword() }, function(data, textStatus) {
 358                 if ((data == null) || !data.success) {
 359                         return;
 360                 }
 361                 $("#sone .reply#" + replyId + " .status-line .like").addClass("hidden");
 362                 $("#sone .reply#" + replyId + " .status-line .unlike").removeClass("hidden");
 363                 updateReplyLikes(replyId);
 364         }, function(xmlHttpRequest, textStatus, error) {
 365                 /* ignore error. */
 366         });
 367 }
 368
 369 function unlikeReply(replyId) {
 370         $.getJSON("ajax/unlike.ajax", { "type": "reply", "reply" : replyId, "formPassword": getFormPassword() }, function(data, textStatus) {
 371                 if ((data == null) || !data.success) {
 372                         return;
 373                 }
 374                 $("#sone .reply#" + replyId + " .status-line .unlike").addClass("hidden");
 375                 $("#sone .reply#" + replyId + " .status-line .like").removeClass("hidden");
 376                 updateReplyLikes(replyId);
 377         }, function(xmlHttpRequest, textStatus, error) {
 378                 /* ignore error. */
 379         });
 380 }
 381
 382 function updateReplyLikes(replyId) {
 383         $.getJSON("ajax/getLikes.ajax", { "type": "reply", "reply": replyId }, function(data, textStatus) {
 384                 if ((data != null) && data.success) {
 385                         $("#sone .reply#" + replyId + " .status-line .likes").toggleClass("hidden", data.likes == 0)
 386                         $("#sone .reply#" + replyId + " .status-line .likes span.like-count").text(data.likes);
 387                         $("#sone .reply#" + replyId + " .status-line .likes > span").attr("title", generateSoneList(data.sones));
 388                 }
 389         }, function(xmlHttpRequest, textStatus, error) {
 390                 /* ignore error. */
 391         });
 392 }
 393
 394 /**
 395  * Posts a reply and calls the given callback when the request finishes.
 396  *
 397  * @param postId
 398  *            The ID of the post the reply refers to
 399  * @param text
 400  *            The text to post
 401  * @param callbackFunction
 402  *            The callback function to call when the request finishes (takes 3
 403  *            parameters: success, error, replyId)
 404  */
 405 function postReply(postId, text, callbackFunction) {
 406         $.getJSON("ajax/createReply.ajax", { "formPassword" : getFormPassword(), "post" : postId, "text": text }, function(data, textStatus) {
 407                 if (data == null) {
 408                         /* TODO - show error */
 409                         return;
 410                 }
 411                 if (data.success) {
 412                         callbackFunction(true, null, data.reply);
 413                 } else {
 414                         callbackFunction(false, data.error);
 415                 }
 416         }, function(xmlHttpRequest, textStatus, error) {
 417                 /* ignore error. */
 418         });
 419 }
 420
 421 /**
 422  * Requests information about the reply with the given ID.
 423  *
 424  * @param replyId
 425  *            The ID of the reply
 426  * @param callbackFunction
 427  *            A callback function (parameters soneId, soneName, replyTime,
 428  *            replyDisplayTime, text, html)
 429  */
 430 function getReply(replyId, callbackFunction) {
 431         $.getJSON("ajax/getReply.ajax", { "reply" : replyId }, function(data, textStatus) {
 432                 if ((data != null) && data.success) {
 433                         callbackFunction(data.soneId, data.soneName, data.time, data.displayTime, data.text, data.html);
 434                 }
 435         }, function(xmlHttpRequest, textStatus, error) {
 436                 /* ignore error. */
 437         });
 438 }
 439
 440 /**
 441  * Ajaxifies the given post by enhancing all eligible elements with AJAX.
 442  *
 443  * @param postElement
 444  *            The post element to ajaxify
 445  */
 446 function ajaxifyPost(postElement) {
 447         $(postElement).find("form").submit(function() {
 448                 return false;
 449         });
 450         $(postElement).find(".create-reply button:submit").click(function() {
 451                 inputField = $(this.form).find(":input:enabled").get(0);
 452                 postId = getPostId(this);
 453                 text = $(inputField).val();
 454                 $(inputField).val("");
 455                 postReply(postId, text, function(success, error, replyId) {
 456                         if (success) {
 457                                 loadNewReply(replyId);
 458                                 markPostAsKnown(getPostElement(inputField));
 459                                 $("#sone .post#" + postId + " .create-reply").addClass("hidden");
 460                         } else {
 461                                 alert(error);
 462                         }
 463                 });
 464                 return false;
 465         });
 466
 467         /* replace all “delete” buttons with javascript. */
 468         (function(postElement) {
 469                 getTranslation("WebInterface.Confirmation.DeletePostButton", function(deletePostText) {
 470                         postId = getPostId(postElement);
 471                         enhanceDeletePostButton($(postElement).find(".delete-post button"), postId, deletePostText);
 472                 });
 473         })(postElement);
 474
 475         /* convert all “like” buttons to javascript functions. */
 476         $(postElement).find(".like-post").submit(function() {
 477                 likePost(getPostId(this));
 478                 markPostAsKnown(getPostElement(this));
 479                 return false;
 480         });
 481         $(postElement).find(".unlike-post").submit(function() {
 482                 unlikePost(getPostId(this));
 483                 markPostAsKnown(getPostElement(this));
 484                 return false;
 485         });
 486
 487         /* process all replies. */
 488         $(postElement).find(".reply").each(function() {
 489                 ajaxifyReply(this);
 490         });
 491
 492         /* process reply input fields. */
 493         getTranslation("WebInterface.DefaultText.Reply", function(text) {
 494                 $(postElement).find("input.reply-input").each(function() {
 495                         registerInputTextareaSwap(this, text, "text", false, false);
 496                 });
 497         });
 498
 499         /* add “comment” link. */
 500         addCommentLink(getPostId(postElement), postElement);
 501
 502         /* hide reply input field. */
 503         $(postElement).find(".create-reply").addClass("hidden");
 504 }
 505
 506 /**
 507  * Ajaxifies the given reply element.
 508  *
 509  * @param replyElement
 510  *            The reply element to ajaxify
 511  */
 512 function ajaxifyReply(replyElement) {
 513         $(replyElement).find(".like-reply").submit(function() {
 514                 likeReply(getReplyId(this));
 515                 markPostAsKnown(getPostElement(this));
 516                 return false;
 517         });
 518         $(replyElement).find(".unlike-reply").submit(function() {
 519                 unlikeReply(getReplyId(this));
 520                 markPostAsKnown(getPostElement(this));
 521                 return false;
 522         });
 523         (function(replyElement) {
 524                 getTranslation("WebInterface.Confirmation.DeleteReplyButton", function(deleteReplyText) {
 525                         $(replyElement).find(".delete-reply button").each(function() {
 526                                 enhanceDeleteReplyButton(this, getReplyId(replyElement), deleteReplyText);
 527                         });
 528                 });
 529         })(replyElement);
 530         addCommentLink(getPostId(replyElement), replyElement);
 531 }
 532
 533 /**
 534  * Ajaxifies the given notification by replacing the form with AJAX.
 535  *
 536  * @param notification
 537  *            jQuery object representing the notification.
 538  */
 539 function ajaxifyNotification(notification) {
 540         notification.find("form.dismiss").submit(function() {
 541                 return false;
 542         });
 543         notification.find("form.dismiss button").click(function() {
 544                 $.getJSON("ajax/dismissNotification.ajax", { "formPassword" : getFormPassword(), "notification" : notification.attr("id") }, function(data, textStatus) {
 545                         /* dismiss in case of error, too. */
 546                         notification.slideUp();
 547                 }, function(xmlHttpRequest, textStatus, error) {
 548                         /* ignore error. */
 549                 });
 550         });
 551         return notification;
 552 }
 553
 554 function getStatus() {
 555         $.getJSON("ajax/getStatus.ajax", {}, function(data, textStatus) {
 556                 if ((data != null) && data.success) {
 557                         /* process Sone information. */
 558                         $.each(data.sones, function(index, value) {
 559                                 updateSoneStatus(value.id, value.name, value.status, value.modified, value.locked, value.lastUpdated);
 560                         });
 561                         /* process notifications. */
 562                         $.each(data.notifications, function(index, value) {
 563                                 oldNotification = $("#sone #notification-area .notification#" + value.id);
 564                                 notification = ajaxifyNotification(createNotification(value.id, value.text, value.dismissable)).hide();
 565                                 if (oldNotification.length != 0) {
 566                                         oldNotification.replaceWith(notification.show());
 567                                 } else {
 568                                         $("#sone #notification-area").append(notification);
 569                                         notification.slideDown();
 570                                 }
 571                                 setActivity();
 572                         });
 573                         $.each(data.removedNotifications, function(index, value) {
 574                                 $("#sone #notification-area .notification#" + value.id).slideUp();
 575                         });
 576                         /* process new posts. */
 577                         $.each(data.newPosts, function(index, value) {
 578                                 loadNewPost(value);
 579                         });
 580                         /* process new replies. */
 581                         $.each(data.newReplies, function(index, value) {
 582                                 loadNewReply(value);
 583                         });
 584                         /* do it again in 5 seconds. */
 585                         setTimeout(getStatus, 5000);
 586                 } else {
 587                         /* data.success was false, wait 30 seconds. */
 588                         setTimeout(getStatus, 30000);
 589                 }
 590         }, function(xmlHttpRequest, textStatus, error) {
 591                 /* something really bad happend, wait a minute. */
 592                 setTimeout(getStatus, 60000);
 593         })
 594 }
 595
 596 var loadedPosts = {};
 597 var loadedReplies = {};
 598
 599 function loadNewPost(postId) {
 600         if (postId in loadedPosts) {
 601                 return;
 602         }
 603         loadedPosts[postId] = true;
 604         $.getJSON("ajax/getPost.ajax", { "post" : postId }, function(data, textStatus) {
 605                 if ((data != null) && data.success) {
 606                         var firstOlderPost = null;
 607                         $("#sone .post").each(function() {
 608                                 if (getPostTime(this) < data.post.time) {
 609                                         firstOlderPost = $(this);
 610                                         return false;
 611                                 }
 612                         });
 613                         newPost = $(data.post.html).addClass("hidden");
 614                         if (firstOlderPost != null) {
 615                                 newPost.insertBefore(firstOlderPost);
 616                         } else {
 617                                 $("#sone #posts").append(newPost);
 618                         }
 619                         ajaxifyPost(newPost);
 620                         newPost.slideDown();
 621                         setActivity();
 622                 }
 623         });
 624 }
 625
 626 function loadNewReply(replyId) {
 627         if (replyId in loadedReplies) {
 628                 return;
 629         }
 630         loadedReplies[replyId] = true;
 631         $.getJSON("ajax/getReply.ajax", { "reply": replyId }, function(data, textStatus) {
 632                 /* find post. */
 633                 if ((data != null) && data.success) {
 634                         $("#sone .post#" + data.reply.postId).each(function() {
 635                                 var firstNewerReply = null;
 636                                 $(this).find(".replies .reply").each(function() {
 637                                         if (getReplyTime(this) > data.reply.time) {
 638                                                 firstNewerReply = $(this);
 639                                                 return false;
 640                                         }
 641                                 });
 642                                 newReply = $(data.reply.html).addClass("hidden");
 643                                 if (firstNewerReply != null) {
 644                                         newReply.insertBefore(firstNewerReply);
 645                                 } else {
 646                                         if ($(this).find(".replies .create-reply")) {
 647                                                 $(this).find(".replies .create-reply").before(newReply);
 648                                         } else {
 649                                                 $(this).find(".replies").append(newReply);
 650                                         }
 651                                 }
 652                                 ajaxifyReply(newReply);
 653                                 newReply.slideDown();
 654                                 setActivity();
 655                         });
 656                 }
 657         });
 658 }
 659
 660 function markPostAsKnown(postElements) {
 661         $(postElements).each(function() {
 662                 postElement = this;
 663                 if ($(postElement).hasClass("new")) {
 664                         (function(postElement) {
 665                                 $.getJSON("ajax/markPostAsKnown.ajax", {"formPassword": getFormPassword(), "post": getPostId(postElement)}, function(data, textStatus) {
 666                                         $(postElement).removeClass("new");
 667                                 });
 668                         })(postElement);
 669                 }
 670         });
 671         markReplyAsKnown($(postElements).find(".reply"));
 672 }
 673
 674 function markReplyAsKnown(replyElements) {
 675         $(replyElements).each(function() {
 676                 replyElement = this;
 677                 if ($(replyElement).hasClass("new")) {
 678                         (function(replyElement) {
 679                                 $.getJSON("ajax/markReplyAsKnown.ajax", {"formPassword": getFormPassword(), "reply": getReplyId(replyElement)}, function(data, textStatus) {
 680                                         $(replyElement).removeClass("new");
 681                                 });
 682                         })(replyElement);
 683                 }
 684         });
 685 }
 686
 687 function resetActivity() {
 688         title = document.title;
 689         if (title.indexOf('(') == 0) {
 690                 document.title = title.substr(title.indexOf(' ') + 1);
 691         }
 692 }
 693
 694 function setActivity() {
 695         title = document.title;
 696         if (title.indexOf('(') != 0) {
 697                 document.title = "(!) " + title;
 698         }
 699 }
 700
 701 /**
 702  * Creates a new notification.
 703  *
 704  * @param id
 705  *            The ID of the notificaiton
 706  * @param text
 707  *            The text of the notification
 708  * @param dismissable
 709  *            <code>true</code> if the notification can be dismissed by the
 710  *            user
 711  */
 712 function createNotification(id, text, dismissable) {
 713         notification = $("<div></div>").addClass("notification").attr("id", id);
 714         if (dismissable) {
 715                 dismissForm = $("#sone #notification-area #notification-dismiss-template").clone().removeClass("hidden").removeAttr("id")
 716                 dismissForm.find("input[name=notification]").val(id);
 717                 notification.append(dismissForm);
 718         }
 719         notification.append(text);
 720         return notification;
 721 }
 722
 723 //
 724 // EVERYTHING BELOW HERE IS EXECUTED AFTER LOADING THE PAGE
 725 //
 726
 727 $(document).ready(function() {
 728
 729         /* this initializes the status update input field. */
 730         getTranslation("WebInterface.DefaultText.StatusUpdate", function(defaultText) {
 731                 registerInputTextareaSwap("#sone #update-status .status-input", defaultText, "text", false, false);
 732                 $("#sone #update-status").submit(function() {
 733                         text = $(this).find(":input:enabled").val();
 734                         $.getJSON("ajax/createPost.ajax", { "formPassword": getFormPassword(), "text": text }, function(data, textStatus) {
 735                                 if ((data != null) && data.success) {
 736                                         loadNewPost(data.postId);
 737                                 }
 738                         });
 739                         $(this).find(":input:enabled").val("").blur();
 740                         return false;
 741                 });
 742         });
 743
 744         /* Ajaxifies all posts. */
 745         /* calling getTranslation here will cache the necessary values. */
 746         getTranslation("WebInterface.Confirmation.DeletePostButton", function(text) {
 747                 getTranslation("WebInterface.Confirmation.DeleteReplyButton", function(text) {
 748                         getTranslation("WebInterface.DefaultText.Reply", function(text) {
 749                                 $("#sone .post").each(function() {
 750                                         ajaxifyPost(this);
 751                                 });
 752                         });
 753                 });
 754         });
 755
 756         /* hides all replies but the latest two. */
 757         getTranslation("WebInterface.ClickToShow.Replies", function(text) {
 758                 $("#sone .post .replies").each(function() {
 759                         allReplies = $(this).find(".reply");
 760                         if (allReplies.length > 2) {
 761                                 newHidden = false;
 762                                 for (replyIndex = 0; replyIndex < (allReplies.length - 2); ++replyIndex) {
 763                                         $(allReplies[replyIndex]).addClass("hidden");
 764                                         newHidden |= $(allReplies[replyIndex]).hasClass("new");
 765                                 }
 766                                 clickToShowElement = $("<div></div>").addClass("click-to-show");
 767                                 if (newHidden) {
 768                                         clickToShowElement.addClass("new");
 769                                 }
 770                                 (function(clickToShowElement, allReplies, text) {
 771                                         clickToShowElement.text(text);
 772                                         clickToShowElement.click(function() {
 773                                                 allReplies.removeClass("hidden");
 774                                                 clickToShowElement.addClass("hidden");
 775                                         });
 776                                 })(clickToShowElement, allReplies, text);
 777                                 $(allReplies[0]).before(clickToShowElement);
 778                         }
 779                 });
 780         });
 781
 782         /*
 783          * convert all “follow”, “unfollow”, “lock”, and “unlock” links to something
 784          * nicer.
 785          */
 786         $("#sone .follow").submit(function() {
 787                 var followElement = this;
 788                 $.getJSON("ajax/followSone.ajax", { "sone": getSoneId(this), "formPassword": getFormPassword() }, function() {
 789                         $(followElement).addClass("hidden");
 790                         $(followElement).parent().find(".unfollow").removeClass("hidden");
 791                 });
 792                 return false;
 793         });
 794         $("#sone .unfollow").submit(function() {
 795                 var unfollowElement = this;
 796                 $.getJSON("ajax/unfollowSone.ajax", { "sone": getSoneId(this), "formPassword": getFormPassword() }, function() {
 797                         $(unfollowElement).addClass("hidden");
 798                         $(unfollowElement).parent().find(".follow").removeClass("hidden");
 799                 });
 800                 return false;
 801         });
 802         $("#sone .lock").submit(function() {
 803                 var lockElement = this;
 804                 $.getJSON("ajax/lockSone.ajax", { "sone" : getSoneId(this), "formPassword" : getFormPassword() }, function() {
 805                         $(lockElement).addClass("hidden");
 806                         $(lockElement).parent().find(".unlock").removeClass("hidden");
 807                 });
 808                 return false;
 809         });
 810         $("#sone .unlock").submit(function() {
 811                 var unlockElement = this;
 812                 $.getJSON("ajax/unlockSone.ajax", { "sone" : getSoneId(this), "formPassword" : getFormPassword() }, function() {
 813                         $(unlockElement).addClass("hidden");
 814                         $(unlockElement).parent().find(".lock").removeClass("hidden");
 815                 });
 816                 return false;
 817         });
 818
 819         /* process all existing notifications, ajaxify dismiss buttons. */
 820         $("#sone #notification-area .notification").each(function() {
 821                 ajaxifyNotification($(this));
 822         });
 823
 824         /* activate status polling. */
 825         setTimeout(getStatus, 5000);
 826
 827         /* reset activity counter when the page has focus. */
 828         $(window).focus(function() {
 829                 resetActivity();
 830         });
 831
 832 });