wp-includes/js/tinymce/plugins/paste/plugin.js

   1 /**
   2  * Compiled inline version. (Library mode)
   3  */
   4
   5 /*jshint smarttabs:true, undef:true, latedef:true, curly:true, bitwise:true, camelcase:true */
   6 /*globals $code */
   7
   8 (function(exports, undefined) {
   9         "use strict";
  10
  11         var modules = {};
  12
  13         function require(ids, callback) {
  14                 var module, defs = [];
  15
  16                 for (var i = 0; i < ids.length; ++i) {
  17                         module = modules[ids[i]] || resolve(ids[i]);
  18                         if (!module) {
  19                                 throw 'module definition dependecy not found: ' + ids[i];
  20                         }
  21
  22                         defs.push(module);
  23                 }
  24
  25                 callback.apply(null, defs);
  26         }
  27
  28         function define(id, dependencies, definition) {
  29                 if (typeof id !== 'string') {
  30                         throw 'invalid module definition, module id must be defined and be a string';
  31                 }
  32
  33                 if (dependencies === undefined) {
  34                         throw 'invalid module definition, dependencies must be specified';
  35                 }
  36
  37                 if (definition === undefined) {
  38                         throw 'invalid module definition, definition function must be specified';
  39                 }
  40
  41                 require(dependencies, function() {
  42                         modules[id] = definition.apply(null, arguments);
  43                 });
  44         }
  45
  46         function defined(id) {
  47                 return !!modules[id];
  48         }
  49
  50         function resolve(id) {
  51                 var target = exports;
  52                 var fragments = id.split(/[.\/]/);
  53
  54                 for (var fi = 0; fi < fragments.length; ++fi) {
  55                         if (!target[fragments[fi]]) {
  56                                 return;
  57                         }
  58
  59                         target = target[fragments[fi]];
  60                 }
  61
  62                 return target;
  63         }
  64
  65         function expose(ids) {
  66                 var i, target, id, fragments, privateModules;
  67
  68                 for (i = 0; i < ids.length; i++) {
  69                         target = exports;
  70                         id = ids[i];
  71                         fragments = id.split(/[.\/]/);
  72
  73                         for (var fi = 0; fi < fragments.length - 1; ++fi) {
  74                                 if (target[fragments[fi]] === undefined) {
  75                                         target[fragments[fi]] = {};
  76                                 }
  77
  78                                 target = target[fragments[fi]];
  79                         }
  80
  81                         target[fragments[fragments.length - 1]] = modules[id];
  82                 }
  83
  84                 // Expose private modules for unit tests
  85                 if (exports.AMDLC_TESTS) {
  86                         privateModules = exports.privateModules || {};
  87
  88                         for (id in modules) {
  89                                 privateModules[id] = modules[id];
  90                         }
  91
  92                         for (i = 0; i < ids.length; i++) {
  93                                 delete privateModules[ids[i]];
  94                         }
  95
  96                         exports.privateModules = privateModules;
  97                 }
  98         }
  99
 100 // Included from: js/tinymce/plugins/paste/classes/Utils.js
 101
 102 /**
 103  * Utils.js
 104  *
 105  * Released under LGPL License.
 106  * Copyright (c) 1999-2015 Ephox Corp. All rights reserved
 107  *
 108  * License: http://www.tinymce.com/license
 109  * Contributing: http://www.tinymce.com/contributing
 110  */
 111
 112 /**
 113  * This class contails various utility functions for the paste plugin.
 114  *
 115  * @class tinymce.pasteplugin.Utils
 116  */
 117 define("tinymce/pasteplugin/Utils", [
 118         "tinymce/util/Tools",
 119         "tinymce/html/DomParser",
 120         "tinymce/html/Schema"
 121 ], function(Tools, DomParser, Schema) {
 122         function filter(content, items) {
 123                 Tools.each(items, function(v) {
 124                         if (v.constructor == RegExp) {
 125                                 content = content.replace(v, '');
 126                         } else {
 127                                 content = content.replace(v[0], v[1]);
 128                         }
 129                 });
 130
 131                 return content;
 132         }
 133
 134         /**
 135          * Gets the innerText of the specified element. It will handle edge cases
 136          * and works better than textContent on Gecko.
 137          *
 138          * @param {String} html HTML string to get text from.
 139          * @return {String} String of text with line feeds.
 140          */
 141         function innerText(html) {
 142                 var schema = new Schema(), domParser = new DomParser({}, schema), text = '';
 143                 var shortEndedElements = schema.getShortEndedElements();
 144                 var ignoreElements = Tools.makeMap('script noscript style textarea video audio iframe object', ' ');
 145                 var blockElements = schema.getBlockElements();
 146
 147                 function walk(node) {
 148                         var name = node.name, currentNode = node;
 149
 150                         if (name === 'br') {
 151                                 text += '\n';
 152                                 return;
 153                         }
 154
 155                         // img/input/hr
 156                         if (shortEndedElements[name]) {
 157                                 text += ' ';
 158                         }
 159
 160                         // Ingore script, video contents
 161                         if (ignoreElements[name]) {
 162                                 text += ' ';
 163                                 return;
 164                         }
 165
 166                         if (node.type == 3) {
 167                                 text += node.value;
 168                         }
 169
 170                         // Walk all children
 171                         if (!node.shortEnded) {
 172                                 if ((node = node.firstChild)) {
 173                                         do {
 174                                                 walk(node);
 175                                         } while ((node = node.next));
 176                                 }
 177                         }
 178
 179                         // Add \n or \n\n for blocks or P
 180                         if (blockElements[name] && currentNode.next) {
 181                                 text += '\n';
 182
 183                                 if (name == 'p') {
 184                                         text += '\n';
 185                                 }
 186                         }
 187                 }
 188
 189                 html = filter(html, [
 190                         /<!\[[^\]]+\]>/g // Conditional comments
 191                 ]);
 192
 193                 walk(domParser.parse(html));
 194
 195                 return text;
 196         }
 197
 198         /**
 199          * Trims the specified HTML by removing all WebKit fragments, all elements wrapping the body trailing BR elements etc.
 200          *
 201          * @param {String} html Html string to trim contents on.
 202          * @return {String} Html contents that got trimmed.
 203          */
 204         function trimHtml(html) {
 205                 function trimSpaces(all, s1, s2) {
 206                         // WebKit &nbsp; meant to preserve multiple spaces but instead inserted around all inline tags,
 207                         // including the spans with inline styles created on paste
 208                         if (!s1 && !s2) {
 209                                 return ' ';
 210                         }
 211
 212                         return '\u00a0';
 213                 }
 214
 215                 html = filter(html, [
 216                         /^[\s\S]*<body[^>]*>\s*|\s*<\/body[^>]*>[\s\S]*$/g, // Remove anything but the contents within the BODY element
 217                         /<!--StartFragment-->|<!--EndFragment-->/g, // Inner fragments (tables from excel on mac)
 218                         [/( ?)<span class="Apple-converted-space">\u00a0<\/span>( ?)/g, trimSpaces],
 219                         /<br>$/i // Trailing BR elements
 220                 ]);
 221
 222                 return html;
 223         }
 224
 225         return {
 226                 filter: filter,
 227                 innerText: innerText,
 228                 trimHtml: trimHtml
 229         };
 230 });
 231
 232 // Included from: js/tinymce/plugins/paste/classes/Clipboard.js
 233
 234 /**
 235  * Clipboard.js
 236  *
 237  * Released under LGPL License.
 238  * Copyright (c) 1999-2015 Ephox Corp. All rights reserved
 239  *
 240  * License: http://www.tinymce.com/license
 241  * Contributing: http://www.tinymce.com/contributing
 242  */
 243
 244 /**
 245  * This class contains logic for getting HTML contents out of the clipboard.
 246  *
 247  * We need to make a lot of ugly hacks to get the contents out of the clipboard since
 248  * the W3C Clipboard API is broken in all browsers that have it: Gecko/WebKit/Blink.
 249  * We might rewrite this the way those API:s stabilize. Browsers doesn't handle pasting
 250  * from applications like Word the same way as it does when pasting into a contentEditable area
 251  * so we need to do lots of extra work to try to get to this clipboard data.
 252  *
 253  * Current implementation steps:
 254  *  1. On keydown with paste keys Ctrl+V or Shift+Insert create
 255  *     a paste bin element and move focus to that element.
 256  *  2. Wait for the browser to fire a "paste" event and get the contents out of the paste bin.
 257  *  3. Check if the paste was successful if true, process the HTML.
 258  *  (4). If the paste was unsuccessful use IE execCommand, Clipboard API, document.dataTransfer old WebKit API etc.
 259  *
 260  * @class tinymce.pasteplugin.Clipboard
 261  * @private
 262  */
 263 define("tinymce/pasteplugin/Clipboard", [
 264         "tinymce/Env",
 265         "tinymce/dom/RangeUtils",
 266         "tinymce/util/VK",
 267         "tinymce/pasteplugin/Utils"
 268 ], function(Env, RangeUtils, VK, Utils) {
 269         return function(editor) {
 270                 var self = this, pasteBinElm, lastRng, keyboardPasteTimeStamp = 0, draggingInternally = false;
 271                 var pasteBinDefaultContent = '%MCEPASTEBIN%', keyboardPastePlainTextState;
 272                 var mceInternalUrlPrefix = 'data:text/mce-internal,';
 273
 274                 /**
 275                  * Pastes the specified HTML. This means that the HTML is filtered and then
 276                  * inserted at the current selection in the editor. It will also fire paste events
 277                  * for custom user filtering.
 278                  *
 279                  * @param {String} html HTML code to paste into the current selection.
 280                  */
 281                 function pasteHtml(html) {
 282                         var args, dom = editor.dom;
 283
 284                         args = editor.fire('BeforePastePreProcess', {content: html}); // Internal event used by Quirks
 285                         args = editor.fire('PastePreProcess', args);
 286                         html = args.content;
 287
 288                         if (!args.isDefaultPrevented()) {
 289                                 // User has bound PastePostProcess events then we need to pass it through a DOM node
 290                                 // This is not ideal but we don't want to let the browser mess up the HTML for example
 291                                 // some browsers add &nbsp; to P tags etc
 292                                 if (editor.hasEventListeners('PastePostProcess') && !args.isDefaultPrevented()) {
 293                                         // We need to attach the element to the DOM so Sizzle selectors work on the contents
 294                                         var tempBody = dom.add(editor.getBody(), 'div', {style: 'display:none'}, html);
 295                                         args = editor.fire('PastePostProcess', {node: tempBody});
 296                                         dom.remove(tempBody);
 297                                         html = args.node.innerHTML;
 298                                 }
 299
 300                                 if (!args.isDefaultPrevented()) {
 301                                         editor.insertContent(html, {merge: editor.settings.paste_merge_formats !== false, data: {paste: true}});
 302                                 }
 303                         }
 304                 }
 305
 306                 /**
 307                  * Pastes the specified text. This means that the plain text is processed
 308                  * and converted into BR and P elements. It will fire paste events for custom filtering.
 309                  *
 310                  * @param {String} text Text to paste as the current selection location.
 311                  */
 312                 function pasteText(text) {
 313                         text = editor.dom.encode(text).replace(/\r\n/g, '\n');
 314
 315                         var startBlock = editor.dom.getParent(editor.selection.getStart(), editor.dom.isBlock);
 316
 317                         // Create start block html for example <p attr="value">
 318                         var forcedRootBlockName = editor.settings.forced_root_block;
 319                         var forcedRootBlockStartHtml;
 320                         if (forcedRootBlockName) {
 321                                 forcedRootBlockStartHtml = editor.dom.createHTML(forcedRootBlockName, editor.settings.forced_root_block_attrs);
 322                                 forcedRootBlockStartHtml = forcedRootBlockStartHtml.substr(0, forcedRootBlockStartHtml.length - 3) + '>';
 323                         }
 324
 325                         if ((startBlock && /^(PRE|DIV)$/.test(startBlock.nodeName)) || !forcedRootBlockName) {
 326                                 text = Utils.filter(text, [
 327                                         [/\n/g, "<br>"]
 328                                 ]);
 329                         } else {
 330                                 text = Utils.filter(text, [
 331                                         [/\n\n/g, "</p>" + forcedRootBlockStartHtml],
 332                                         [/^(.*<\/p>)(<p>)$/, forcedRootBlockStartHtml + '$1'],
 333                                         [/\n/g, "<br />"]
 334                                 ]);
 335
 336                                 if (text.indexOf('<p>') != -1) {
 337                                         text = forcedRootBlockStartHtml + text;
 338                                 }
 339                         }
 340
 341                         pasteHtml(text);
 342                 }
 343
 344                 /**
 345                  * Creates a paste bin element as close as possible to the current caret location and places the focus inside that element
 346                  * so that when the real paste event occurs the contents gets inserted into this element
 347                  * instead of the current editor selection element.
 348                  */
 349                 function createPasteBin() {
 350                         var dom = editor.dom, body = editor.getBody();
 351                         var viewport = editor.dom.getViewPort(editor.getWin()), scrollTop = viewport.y, top = 20;
 352                         var scrollContainer;
 353
 354                         lastRng = editor.selection.getRng();
 355
 356                         if (editor.inline) {
 357                                 scrollContainer = editor.selection.getScrollContainer();
 358
 359                                 // Can't always rely on scrollTop returning a useful value.
 360                                 // It returns 0 if the browser doesn't support scrollTop for the element or is non-scrollable
 361                                 if (scrollContainer && scrollContainer.scrollTop > 0) {
 362                                         scrollTop = scrollContainer.scrollTop;
 363                                 }
 364                         }
 365
 366                         /**
 367                          * Returns the rect of the current caret if the caret is in an empty block before a
 368                          * BR we insert a temporary invisible character that we get the rect this way we always get a proper rect.
 369                          *
 370                          * TODO: This might be useful in core.
 371                          */
 372                         function getCaretRect(rng) {
 373                                 var rects, textNode, node, container = rng.startContainer;
 374
 375                                 rects = rng.getClientRects();
 376                                 if (rects.length) {
 377                                         return rects[0];
 378                                 }
 379
 380                                 if (!rng.collapsed || container.nodeType != 1) {
 381                                         return;
 382                                 }
 383
 384                                 node = container.childNodes[lastRng.startOffset];
 385
 386                                 // Skip empty whitespace nodes
 387                                 while (node && node.nodeType == 3 && !node.data.length) {
 388                                         node = node.nextSibling;
 389                                 }
 390
 391                                 if (!node) {
 392                                         return;
 393                                 }
 394
 395                                 // Check if the location is |<br>
 396                                 // TODO: Might need to expand this to say |<table>
 397                                 if (node.tagName == 'BR') {
 398                                         textNode = dom.doc.createTextNode('\uFEFF');
 399                                         node.parentNode.insertBefore(textNode, node);
 400
 401                                         rng = dom.createRng();
 402                                         rng.setStartBefore(textNode);
 403                                         rng.setEndAfter(textNode);
 404
 405                                         rects = rng.getClientRects();
 406                                         dom.remove(textNode);
 407                                 }
 408
 409                                 if (rects.length) {
 410                                         return rects[0];
 411                                 }
 412                         }
 413
 414                         // Calculate top cordinate this is needed to avoid scrolling to top of document
 415                         // We want the paste bin to be as close to the caret as possible to avoid scrolling
 416                         if (lastRng.getClientRects) {
 417                                 var rect = getCaretRect(lastRng);
 418
 419                                 if (rect) {
 420                                         // Client rects gets us closes to the actual
 421                                         // caret location in for example a wrapped paragraph block
 422                                         top = scrollTop + (rect.top - dom.getPos(body).y);
 423                                 } else {
 424                                         top = scrollTop;
 425
 426                                         // Check if we can find a closer location by checking the range element
 427                                         var container = lastRng.startContainer;
 428                                         if (container) {
 429                                                 if (container.nodeType == 3 && container.parentNode != body) {
 430                                                         container = container.parentNode;
 431                                                 }
 432
 433                                                 if (container.nodeType == 1) {
 434                                                         top = dom.getPos(container, scrollContainer || body).y;
 435                                                 }
 436                                         }
 437                                 }
 438                         }
 439
 440                         // Create a pastebin
 441                         pasteBinElm = dom.add(editor.getBody(), 'div', {
 442                                 id: "mcepastebin",
 443                                 contentEditable: true,
 444                                 "data-mce-bogus": "all",
 445                                 style: 'position: absolute; top: ' + top + 'px;' +
 446                                         'width: 10px; height: 10px; overflow: hidden; opacity: 0'
 447                         }, pasteBinDefaultContent);
 448
 449                         // Move paste bin out of sight since the controlSelection rect gets displayed otherwise on IE and Gecko
 450                         if (Env.ie || Env.gecko) {
 451                                 dom.setStyle(pasteBinElm, 'left', dom.getStyle(body, 'direction', true) == 'rtl' ? 0xFFFF : -0xFFFF);
 452                         }
 453
 454                         // Prevent focus events from bubbeling fixed FocusManager issues
 455                         dom.bind(pasteBinElm, 'beforedeactivate focusin focusout', function(e) {
 456                                 e.stopPropagation();
 457                         });
 458
 459                         pasteBinElm.focus();
 460                         editor.selection.select(pasteBinElm, true);
 461                 }
 462
 463                 /**
 464                  * Removes the paste bin if it exists.
 465                  */
 466                 function removePasteBin() {
 467                         if (pasteBinElm) {
 468                                 var pasteBinClone;
 469
 470                                 // WebKit/Blink might clone the div so
 471                                 // lets make sure we remove all clones
 472                                 // TODO: Man o man is this ugly. WebKit is the new IE! Remove this if they ever fix it!
 473                                 while ((pasteBinClone = editor.dom.get('mcepastebin'))) {
 474                                         editor.dom.remove(pasteBinClone);
 475                                         editor.dom.unbind(pasteBinClone);
 476                                 }
 477
 478                                 if (lastRng) {
 479                                         editor.selection.setRng(lastRng);
 480                                 }
 481                         }
 482
 483                         pasteBinElm = lastRng = null;
 484                 }
 485
 486                 /**
 487                  * Returns the contents of the paste bin as a HTML string.
 488                  *
 489                  * @return {String} Get the contents of the paste bin.
 490                  */
 491                 function getPasteBinHtml() {
 492                         var html = '', pasteBinClones, i, clone, cloneHtml;
 493
 494                         // Since WebKit/Chrome might clone the paste bin when pasting
 495                         // for example: <img style="float: right"> we need to check if any of them contains some useful html.
 496                         // TODO: Man o man is this ugly. WebKit is the new IE! Remove this if they ever fix it!
 497                         pasteBinClones = editor.dom.select('div[id=mcepastebin]');
 498                         for (i = 0; i < pasteBinClones.length; i++) {
 499                                 clone = pasteBinClones[i];
 500
 501                                 // Pasting plain text produces pastebins in pastebinds makes sence right!?
 502                                 if (clone.firstChild && clone.firstChild.id == 'mcepastebin') {
 503                                         clone = clone.firstChild;
 504                                 }
 505
 506                                 cloneHtml = clone.innerHTML;
 507                                 if (html != pasteBinDefaultContent) {
 508                                         html += cloneHtml;
 509                                 }
 510                         }
 511
 512                         return html;
 513                 }
 514
 515                 /**
 516                  * Gets various content types out of a datatransfer object.
 517                  *
 518                  * @param {DataTransfer} dataTransfer Event fired on paste.
 519                  * @return {Object} Object with mime types and data for those mime types.
 520                  */
 521                 function getDataTransferItems(dataTransfer) {
 522                         var data = {};
 523
 524                         if (dataTransfer) {
 525                                 // Use old WebKit/IE API
 526                                 if (dataTransfer.getData) {
 527                                         var legacyText = dataTransfer.getData('Text');
 528                                         if (legacyText && legacyText.length > 0) {
 529                                                 if (legacyText.indexOf(mceInternalUrlPrefix) == -1) {
 530                                                         data['text/plain'] = legacyText;
 531                                                 }
 532                                         }
 533                                 }
 534
 535                                 if (dataTransfer.types) {
 536                                         for (var i = 0; i < dataTransfer.types.length; i++) {
 537                                                 var contentType = dataTransfer.types[i];
 538                                                 data[contentType] = dataTransfer.getData(contentType);
 539                                         }
 540                                 }
 541                         }
 542
 543                         return data;
 544                 }
 545
 546                 /**
 547                  * Gets various content types out of the Clipboard API. It will also get the
 548                  * plain text using older IE and WebKit API:s.
 549                  *
 550                  * @param {ClipboardEvent} clipboardEvent Event fired on paste.
 551                  * @return {Object} Object with mime types and data for those mime types.
 552                  */
 553                 function getClipboardContent(clipboardEvent) {
 554                         return getDataTransferItems(clipboardEvent.clipboardData || editor.getDoc().dataTransfer);
 555                 }
 556
 557                 /**
 558                  * Checks if the clipboard contains image data if it does it will take that data
 559                  * and convert it into a data url image and paste that image at the caret location.
 560                  *
 561                  * @param  {ClipboardEvent} e Paste/drop event object.
 562                  * @param  {DOMRange} rng Optional rng object to move selection to.
 563                  * @return {Boolean} true/false if the image data was found or not.
 564                  */
 565                 function pasteImageData(e, rng) {
 566                         var dataTransfer = e.clipboardData || e.dataTransfer;
 567
 568                         function processItems(items) {
 569                                 var i, item, reader, hadImage = false;
 570
 571                                 function pasteImage(reader) {
 572                                         if (rng) {
 573                                                 editor.selection.setRng(rng);
 574                                                 rng = null;
 575                                         }
 576
 577                                         pasteHtml('<img src="' + reader.result + '">');
 578                                 }
 579
 580                                 if (items) {
 581                                         for (i = 0; i < items.length; i++) {
 582                                                 item = items[i];
 583
 584                                                 if (/^image\/(jpeg|png|gif|bmp)$/.test(item.type)) {
 585                                                         reader = new FileReader();
 586                                                         reader.onload = pasteImage.bind(null, reader);
 587                                                         reader.readAsDataURL(item.getAsFile ? item.getAsFile() : item);
 588
 589                                                         e.preventDefault();
 590                                                         hadImage = true;
 591                                                 }
 592                                         }
 593                                 }
 594
 595                                 return hadImage;
 596                         }
 597
 598                         if (editor.settings.paste_data_images && dataTransfer) {
 599                                 return processItems(dataTransfer.items) || processItems(dataTransfer.files);
 600                         }
 601                 }
 602
 603                 /**
 604                  * Chrome on Android doesn't support proper clipboard access so we have no choice but to allow the browser default behavior.
 605                  *
 606                  * @param {Event} e Paste event object to check if it contains any data.
 607                  * @return {Boolean} true/false if the clipboard is empty or not.
 608                  */
 609                 function isBrokenAndroidClipboardEvent(e) {
 610                         var clipboardData = e.clipboardData;
 611
 612                         return navigator.userAgent.indexOf('Android') != -1 && clipboardData && clipboardData.items && clipboardData.items.length === 0;
 613                 }
 614
 615                 function getCaretRangeFromEvent(e) {
 616                         return RangeUtils.getCaretRangeFromPoint(e.clientX, e.clientY, editor.getDoc());
 617                 }
 618
 619                 function hasContentType(clipboardContent, mimeType) {
 620                         return mimeType in clipboardContent && clipboardContent[mimeType].length > 0;
 621                 }
 622
 623                 function isKeyboardPasteEvent(e) {
 624                         return (VK.metaKeyPressed(e) && e.keyCode == 86) || (e.shiftKey && e.keyCode == 45);
 625                 }
 626
 627                 function registerEventHandlers() {
 628                         editor.on('keydown', function(e) {
 629                                 function removePasteBinOnKeyUp(e) {
 630                                         // Ctrl+V or Shift+Insert
 631                                         if (isKeyboardPasteEvent(e) && !e.isDefaultPrevented()) {
 632                                                 removePasteBin();
 633                                         }
 634                                 }
 635
 636                                 // Ctrl+V or Shift+Insert
 637                                 if (isKeyboardPasteEvent(e) && !e.isDefaultPrevented()) {
 638                                         keyboardPastePlainTextState = e.shiftKey && e.keyCode == 86;
 639
 640                                         // Edge case on Safari on Mac where it doesn't handle Cmd+Shift+V correctly
 641                                         // it fires the keydown but no paste or keyup so we are left with a paste bin
 642                                         if (keyboardPastePlainTextState && Env.webkit && navigator.userAgent.indexOf('Version/') != -1) {
 643                                                 return;
 644                                         }
 645
 646                                         // Prevent undoManager keydown handler from making an undo level with the pastebin in it
 647                                         e.stopImmediatePropagation();
 648
 649                                         keyboardPasteTimeStamp = new Date().getTime();
 650
 651                                         // IE doesn't support Ctrl+Shift+V and it doesn't even produce a paste event
 652                                         // so lets fake a paste event and let IE use the execCommand/dataTransfer methods
 653                                         if (Env.ie && keyboardPastePlainTextState) {
 654                                                 e.preventDefault();
 655                                                 editor.fire('paste', {ieFake: true});
 656                                                 return;
 657                                         }
 658
 659                                         removePasteBin();
 660                                         createPasteBin();
 661
 662                                         // Remove pastebin if we get a keyup and no paste event
 663                                         // For example pasting a file in IE 11 will not produce a paste event
 664                                         editor.once('keyup', removePasteBinOnKeyUp);
 665                                         editor.once('paste', function() {
 666                                                 editor.off('keyup', removePasteBinOnKeyUp);
 667                                         });
 668                                 }
 669                         });
 670
 671                         editor.on('paste', function(e) {
 672                                 // Getting content from the Clipboard can take some time
 673                                 var clipboardTimer = new Date().getTime();
 674                                 var clipboardContent = getClipboardContent(e);
 675                                 var clipboardDelay = new Date().getTime() - clipboardTimer;
 676
 677                                 var isKeyBoardPaste = (new Date().getTime() - keyboardPasteTimeStamp - clipboardDelay) < 1000;
 678                                 var plainTextMode = self.pasteFormat == "text" || keyboardPastePlainTextState;
 679
 680                                 keyboardPastePlainTextState = false;
 681
 682                                 if (e.isDefaultPrevented() || isBrokenAndroidClipboardEvent(e)) {
 683                                         removePasteBin();
 684                                         return;
 685                                 }
 686
 687                                 if (pasteImageData(e)) {
 688                                         removePasteBin();
 689                                         return;
 690                                 }
 691
 692                                 // Not a keyboard paste prevent default paste and try to grab the clipboard contents using different APIs
 693                                 if (!isKeyBoardPaste) {
 694                                         e.preventDefault();
 695                                 }
 696
 697                                 // Try IE only method if paste isn't a keyboard paste
 698                                 if (Env.ie && (!isKeyBoardPaste || e.ieFake)) {
 699                                         createPasteBin();
 700
 701                                         editor.dom.bind(pasteBinElm, 'paste', function(e) {
 702                                                 e.stopPropagation();
 703                                         });
 704
 705                                         editor.getDoc().execCommand('Paste', false, null);
 706                                         clipboardContent["text/html"] = getPasteBinHtml();
 707                                 }
 708
 709                                 setTimeout(function() {
 710                                         var content;
 711
 712                                         // Grab HTML from Clipboard API or paste bin as a fallback
 713                                         if (hasContentType(clipboardContent, 'text/html')) {
 714                                                 content = clipboardContent['text/html'];
 715                                         } else {
 716                                                 content = getPasteBinHtml();
 717
 718                                                 // If paste bin is empty try using plain text mode
 719                                                 // since that is better than nothing right
 720                                                 if (content == pasteBinDefaultContent) {
 721                                                         plainTextMode = true;
 722                                                 }
 723                                         }
 724
 725                                         content = Utils.trimHtml(content);
 726
 727                                         // WebKit has a nice bug where it clones the paste bin if you paste from for example notepad
 728                                         // so we need to force plain text mode in this case
 729                                         if (pasteBinElm && pasteBinElm.firstChild && pasteBinElm.firstChild.id === 'mcepastebin') {
 730                                                 plainTextMode = true;
 731                                         }
 732
 733                                         removePasteBin();
 734
 735                                         // If we got nothing from clipboard API and pastebin then we could try the last resort: plain/text
 736                                         if (!content.length) {
 737                                                 plainTextMode = true;
 738                                         }
 739
 740                                         // Grab plain text from Clipboard API or convert existing HTML to plain text
 741                                         if (plainTextMode) {
 742                                                 // Use plain text contents from Clipboard API unless the HTML contains paragraphs then
 743                                                 // we should convert the HTML to plain text since works better when pasting HTML/Word contents as plain text
 744                                                 if (hasContentType(clipboardContent, 'text/plain') && content.indexOf('</p>') == -1) {
 745                                                         content = clipboardContent['text/plain'];
 746                                                 } else {
 747                                                         content = Utils.innerText(content);
 748                                                 }
 749                                         }
 750
 751                                         // If the content is the paste bin default HTML then it was
 752                                         // impossible to get the cliboard data out.
 753                                         if (content == pasteBinDefaultContent) {
 754                                                 if (!isKeyBoardPaste) {
 755                                                         editor.windowManager.alert('Please use Ctrl+V/Cmd+V keyboard shortcuts to paste contents.');
 756                                                 }
 757
 758                                                 return;
 759                                         }
 760
 761                                         if (plainTextMode) {
 762                                                 pasteText(content);
 763                                         } else {
 764                                                 pasteHtml(content);
 765                                         }
 766                                 }, 0);
 767                         });
 768
 769                         editor.on('dragstart dragend', function(e) {
 770                                 draggingInternally = e.type == 'dragstart';
 771                         });
 772
 773                         editor.on('drop', function(e) {
 774                                 var rng = getCaretRangeFromEvent(e);
 775
 776                                 if (e.isDefaultPrevented() || draggingInternally) {
 777                                         return;
 778                                 }
 779
 780                                 if (pasteImageData(e, rng)) {
 781                                         return;
 782                                 }
 783
 784                                 if (rng && editor.settings.paste_filter_drop !== false) {
 785                                         var dropContent = getDataTransferItems(e.dataTransfer);
 786                                         var content = dropContent['mce-internal'] || dropContent['text/html'] || dropContent['text/plain'];
 787
 788                                         if (content) {
 789                                                 e.preventDefault();
 790
 791                                                 editor.undoManager.transact(function() {
 792                                                         if (dropContent['mce-internal']) {
 793                                                                 editor.execCommand('Delete');
 794                                                         }
 795
 796                                                         editor.selection.setRng(rng);
 797
 798                                                         content = Utils.trimHtml(content);
 799
 800                                                         if (!dropContent['text/html']) {
 801                                                                 pasteText(content);
 802                                                         } else {
 803                                                                 pasteHtml(content);
 804                                                         }
 805                                                 });
 806                                         }
 807                                 }
 808                         });
 809
 810                         editor.on('dragover dragend', function(e) {
 811                                 if (editor.settings.paste_data_images) {
 812                                         e.preventDefault();
 813                                 }
 814                         });
 815                 }
 816
 817                 self.pasteHtml = pasteHtml;
 818                 self.pasteText = pasteText;
 819
 820                 editor.on('preInit', function() {
 821                         registerEventHandlers();
 822
 823                         // Remove all data images from paste for example from Gecko
 824                         // except internal images like video elements
 825                         editor.parser.addNodeFilter('img', function(nodes, name, args) {
 826                                 function isPasteInsert(args) {
 827                                         return args.data && args.data.paste === true;
 828                                 }
 829
 830                                 function remove(node) {
 831                                         if (!node.attr('data-mce-object') && src !== Env.transparentSrc) {
 832                                                 node.remove();
 833                                         }
 834                                 }
 835
 836                                 function isWebKitFakeUrl(src) {
 837                                         return src.indexOf("webkit-fake-url") === 0;
 838                                 }
 839
 840                                 function isDataUri(src) {
 841                                         return src.indexOf("data:") === 0;
 842                                 }
 843
 844                                 if (!editor.settings.paste_data_images && isPasteInsert(args)) {
 845                                         var i = nodes.length;
 846
 847                                         while (i--) {
 848                                                 var src = nodes[i].attributes.map.src;
 849
 850                                                 if (!src) {
 851                                                         continue;
 852                                                 }
 853
 854                                                 // Safari on Mac produces webkit-fake-url see: https://bugs.webkit.org/show_bug.cgi?id=49141
 855                                                 if (isWebKitFakeUrl(src)) {
 856                                                         remove(nodes[i]);
 857                                                 } else if (!editor.settings.allow_html_data_urls && isDataUri(src)) {
 858                                                         remove(nodes[i]);
 859                                                 }
 860                                         }
 861                                 }
 862                         });
 863                 });
 864         };
 865 });
 866
 867 // Included from: js/tinymce/plugins/paste/classes/WordFilter.js
 868
 869 /**
 870  * WordFilter.js
 871  *
 872  * Released under LGPL License.
 873  * Copyright (c) 1999-2015 Ephox Corp. All rights reserved
 874  *
 875  * License: http://www.tinymce.com/license
 876  * Contributing: http://www.tinymce.com/contributing
 877  */
 878
 879 /**
 880  * This class parses word HTML into proper TinyMCE markup.
 881  *
 882  * @class tinymce.pasteplugin.WordFilter
 883  * @private
 884  */
 885 define("tinymce/pasteplugin/WordFilter", [
 886         "tinymce/util/Tools",
 887         "tinymce/html/DomParser",
 888         "tinymce/html/Schema",
 889         "tinymce/html/Serializer",
 890         "tinymce/html/Node",
 891         "tinymce/pasteplugin/Utils"
 892 ], function(Tools, DomParser, Schema, Serializer, Node, Utils) {
 893         /**
 894          * Checks if the specified content is from any of the following sources: MS Word/Office 365/Google docs.
 895          */
 896         function isWordContent(content) {
 897                 return (
 898                         (/<font face="Times New Roman"|class="?Mso|style="[^"]*\bmso-|style='[^'']*\bmso-|w:WordDocument/i).test(content) ||
 899                         (/class="OutlineElement/).test(content) ||
 900                         (/id="?docs\-internal\-guid\-/.test(content))
 901                 );
 902         }
 903
 904         /**
 905          * Checks if the specified text starts with "1. " or "a. " etc.
 906          */
 907         function isNumericList(text) {
 908                 var found, patterns;
 909
 910                 patterns = [
 911                         /^[IVXLMCD]{1,2}\.[ \u00a0]/,  // Roman upper case
 912                         /^[ivxlmcd]{1,2}\.[ \u00a0]/,  // Roman lower case
 913                         /^[a-z]{1,2}[\.\)][ \u00a0]/,  // Alphabetical a-z
 914                         /^[A-Z]{1,2}[\.\)][ \u00a0]/,  // Alphabetical A-Z
 915                         /^[0-9]+\.[ \u00a0]/,          // Numeric lists
 916                         /^[\u3007\u4e00\u4e8c\u4e09\u56db\u4e94\u516d\u4e03\u516b\u4e5d]+\.[ \u00a0]/, // Japanese
 917                         /^[\u58f1\u5f10\u53c2\u56db\u4f0d\u516d\u4e03\u516b\u4e5d\u62fe]+\.[ \u00a0]/  // Chinese
 918                 ];
 919
 920                 text = text.replace(/^[\u00a0 ]+/, '');
 921
 922                 Tools.each(patterns, function(pattern) {
 923                         if (pattern.test(text)) {
 924                                 found = true;
 925                                 return false;
 926                         }
 927                 });
 928
 929                 return found;
 930         }
 931
 932         function isBulletList(text) {
 933                 return /^[\s\u00a0]*[\u2022\u00b7\u00a7\u25CF]\s*/.test(text);
 934         }
 935
 936         function WordFilter(editor) {
 937                 var settings = editor.settings;
 938
 939                 editor.on('BeforePastePreProcess', function(e) {
 940                         var content = e.content, retainStyleProperties, validStyles;
 941
 942                         // Remove google docs internal guid markers
 943                         content = content.replace(/<b[^>]+id="?docs-internal-[^>]*>/gi, '');
 944                         content = content.replace(/<br class="?Apple-interchange-newline"?>/gi, '');
 945
 946                         retainStyleProperties = settings.paste_retain_style_properties;
 947                         if (retainStyleProperties) {
 948                                 validStyles = Tools.makeMap(retainStyleProperties.split(/[, ]/));
 949                         }
 950
 951                         /**
 952                          * Converts fake bullet and numbered lists to real semantic OL/UL.
 953                          *
 954                          * @param {tinymce.html.Node} node Root node to convert children of.
 955                          */
 956                         function convertFakeListsToProperLists(node) {
 957                                 var currentListNode, prevListNode, lastLevel = 1;
 958
 959                                 function getText(node) {
 960                                         var txt = '';
 961
 962                                         if (node.type === 3) {
 963                                                 return node.value;
 964                                         }
 965
 966                                         if ((node = node.firstChild)) {
 967                                                 do {
 968                                                         txt += getText(node);
 969                                                 } while ((node = node.next));
 970                                         }
 971
 972                                         return txt;
 973                                 }
 974
 975                                 function trimListStart(node, regExp) {
 976                                         if (node.type === 3) {
 977                                                 if (regExp.test(node.value)) {
 978                                                         node.value = node.value.replace(regExp, '');
 979                                                         return false;
 980                                                 }
 981                                         }
 982
 983                                         if ((node = node.firstChild)) {
 984                                                 do {
 985                                                         if (!trimListStart(node, regExp)) {
 986                                                                 return false;
 987                                                         }
 988                                                 } while ((node = node.next));
 989                                         }
 990
 991                                         return true;
 992                                 }
 993
 994                                 function removeIgnoredNodes(node) {
 995                                         if (node._listIgnore) {
 996                                                 node.remove();
 997                                                 return;
 998                                         }
 999
1000                                         if ((node = node.firstChild)) {
1001                                                 do {
1002                                                         removeIgnoredNodes(node);
1003                                                 } while ((node = node.next));
1004                                         }
1005                                 }
1006
1007                                 function convertParagraphToLi(paragraphNode, listName, start) {
1008                                         var level = paragraphNode._listLevel || lastLevel;
1009
1010                                         // Handle list nesting
1011                                         if (level != lastLevel) {
1012                                                 if (level < lastLevel) {
1013                                                         // Move to parent list
1014                                                         if (currentListNode) {
1015                                                                 currentListNode = currentListNode.parent.parent;
1016                                                         }
1017                                                 } else {
1018                                                         // Create new list
1019                                                         prevListNode = currentListNode;
1020                                                         currentListNode = null;
1021                                                 }
1022                                         }
1023
1024                                         if (!currentListNode || currentListNode.name != listName) {
1025                                                 prevListNode = prevListNode || currentListNode;
1026                                                 currentListNode = new Node(listName, 1);
1027
1028                                                 if (start > 1) {
1029                                                         currentListNode.attr('start', '' + start);
1030                                                 }
1031
1032                                                 paragraphNode.wrap(currentListNode);
1033                                         } else {
1034                                                 currentListNode.append(paragraphNode);
1035                                         }
1036
1037                                         paragraphNode.name = 'li';
1038
1039                                         // Append list to previous list if it exists
1040                                         if (level > lastLevel && prevListNode) {
1041                                                 prevListNode.lastChild.append(currentListNode);
1042                                         }
1043
1044                                         lastLevel = level;
1045
1046                                         // Remove start of list item "1. " or "&middot; " etc
1047                                         removeIgnoredNodes(paragraphNode);
1048                                         trimListStart(paragraphNode, /^\u00a0+/);
1049                                         trimListStart(paragraphNode, /^\s*([\u2022\u00b7\u00a7\u25CF]|\w+\.)/);
1050                                         trimListStart(paragraphNode, /^\u00a0+/);
1051                                 }
1052
1053                                 // Build a list of all root level elements before we start
1054                                 // altering them in the loop below.
1055                                 var elements = [], child = node.firstChild;
1056                                 while (typeof child !== 'undefined' && child !== null) {
1057                                         elements.push(child);
1058
1059                                         child = child.walk();
1060                                         if (child !== null) {
1061                                                 while (typeof child !== 'undefined' && child.parent !== node) {
1062                                                         child = child.walk();
1063                                                 }
1064                                         }
1065                                 }
1066
1067                                 for (var i = 0; i < elements.length; i++) {
1068                                         node = elements[i];
1069
1070                                         if (node.name == 'p' && node.firstChild) {
1071                                                 // Find first text node in paragraph
1072                                                 var nodeText = getText(node);
1073
1074                                                 // Detect unordered lists look for bullets
1075                                                 if (isBulletList(nodeText)) {
1076                                                         convertParagraphToLi(node, 'ul');
1077                                                         continue;
1078                                                 }
1079
1080                                                 // Detect ordered lists 1., a. or ixv.
1081                                                 if (isNumericList(nodeText)) {
1082                                                         // Parse OL start number
1083                                                         var matches = /([0-9]+)\./.exec(nodeText);
1084                                                         var start = 1;
1085                                                         if (matches) {
1086                                                                 start = parseInt(matches[1], 10);
1087                                                         }
1088
1089                                                         convertParagraphToLi(node, 'ol', start);
1090                                                         continue;
1091                                                 }
1092
1093                                                 // Convert paragraphs marked as lists but doesn't look like anything
1094                                                 if (node._listLevel) {
1095                                                         convertParagraphToLi(node, 'ul', 1);
1096                                                         continue;
1097                                                 }
1098
1099                                                 currentListNode = null;
1100                                         } else {
1101                                                 // If the root level element isn't a p tag which can be
1102                                                 // processed by convertParagraphToLi, it interrupts the
1103                                                 // lists, causing a new list to start instead of having
1104                                                 // elements from the next list inserted above this tag.
1105                                                 prevListNode = currentListNode;
1106                                                 currentListNode = null;
1107                                         }
1108                                 }
1109                         }
1110
1111                         function filterStyles(node, styleValue) {
1112                                 var outputStyles = {}, matches, styles = editor.dom.parseStyle(styleValue);
1113
1114                                 Tools.each(styles, function(value, name) {
1115                                         // Convert various MS styles to W3C styles
1116                                         switch (name) {
1117                                                 case 'mso-list':
1118                                                         // Parse out list indent level for lists
1119                                                         matches = /\w+ \w+([0-9]+)/i.exec(styleValue);
1120                                                         if (matches) {
1121                                                                 node._listLevel = parseInt(matches[1], 10);
1122                                                         }
1123
1124                                                         // Remove these nodes <span style="mso-list:Ignore">o</span>
1125                                                         // Since the span gets removed we mark the text node and the span
1126                                                         if (/Ignore/i.test(value) && node.firstChild) {
1127                                                                 node._listIgnore = true;
1128                                                                 node.firstChild._listIgnore = true;
1129                                                         }
1130
1131                                                         break;
1132
1133                                                 case "horiz-align":
1134                                                         name = "text-align";
1135                                                         break;
1136
1137                                                 case "vert-align":
1138                                                         name = "vertical-align";
1139                                                         break;
1140
1141                                                 case "font-color":
1142                                                 case "mso-foreground":
1143                                                         name = "color";
1144                                                         break;
1145
1146                                                 case "mso-background":
1147                                                 case "mso-highlight":
1148                                                         name = "background";
1149                                                         break;
1150
1151                                                 case "font-weight":
1152                                                 case "font-style":
1153                                                         if (value != "normal") {
1154                                                                 outputStyles[name] = value;
1155                                                         }
1156                                                         return;
1157
1158                                                 case "mso-element":
1159                                                         // Remove track changes code
1160                                                         if (/^(comment|comment-list)$/i.test(value)) {
1161                                                                 node.remove();
1162                                                                 return;
1163                                                         }
1164
1165                                                         break;
1166                                         }
1167
1168                                         if (name.indexOf('mso-comment') === 0) {
1169                                                 node.remove();
1170                                                 return;
1171                                         }
1172
1173                                         // Never allow mso- prefixed names
1174                                         if (name.indexOf('mso-') === 0) {
1175                                                 return;
1176                                         }
1177
1178                                         // Output only valid styles
1179                                         if (retainStyleProperties == "all" || (validStyles && validStyles[name])) {
1180                                                 outputStyles[name] = value;
1181                                         }
1182                                 });
1183
1184                                 // Convert bold style to "b" element
1185                                 if (/(bold)/i.test(outputStyles["font-weight"])) {
1186                                         delete outputStyles["font-weight"];
1187                                         node.wrap(new Node("b", 1));
1188                                 }
1189
1190                                 // Convert italic style to "i" element
1191                                 if (/(italic)/i.test(outputStyles["font-style"])) {
1192                                         delete outputStyles["font-style"];
1193                                         node.wrap(new Node("i", 1));
1194                                 }
1195
1196                                 // Serialize the styles and see if there is something left to keep
1197                                 outputStyles = editor.dom.serializeStyle(outputStyles, node.name);
1198                                 if (outputStyles) {
1199                                         return outputStyles;
1200                                 }
1201
1202                                 return null;
1203                         }
1204
1205                         if (settings.paste_enable_default_filters === false) {
1206                                 return;
1207                         }
1208
1209                         // Detect is the contents is Word junk HTML
1210                         if (isWordContent(e.content)) {
1211                                 e.wordContent = true; // Mark it for other processors
1212
1213                                 // Remove basic Word junk
1214                                 content = Utils.filter(content, [
1215                                         // Word comments like conditional comments etc
1216                                         /<!--[\s\S]+?-->/gi,
1217
1218                                         // Remove comments, scripts (e.g., msoShowComment), XML tag, VML content,
1219                                         // MS Office namespaced tags, and a few other tags
1220                                         /<(!|script[^>]*>.*?<\/script(?=[>\s])|\/?(\?xml(:\w+)?|img|meta|link|style|\w:\w+)(?=[\s\/>]))[^>]*>/gi,
1221
1222                                         // Convert <s> into <strike> for line-though
1223                                         [/<(\/?)s>/gi, "<$1strike>"],
1224
1225                                         // Replace nsbp entites to char since it's easier to handle
1226                                         [/&nbsp;/gi, "\u00a0"],
1227
1228                                         // Convert <span style="mso-spacerun:yes">___</span> to string of alternating
1229                                         // breaking/non-breaking spaces of same length
1230                                         [/<span\s+style\s*=\s*"\s*mso-spacerun\s*:\s*yes\s*;?\s*"\s*>([\s\u00a0]*)<\/span>/gi,
1231                                                 function(str, spaces) {
1232                                                         return (spaces.length > 0) ?
1233                                                                 spaces.replace(/./, " ").slice(Math.floor(spaces.length / 2)).split("").join("\u00a0") : "";
1234                                                 }
1235                                         ]
1236                                 ]);
1237
1238                                 var validElements = settings.paste_word_valid_elements;
1239                                 if (!validElements) {
1240                                         validElements = (
1241                                                 '-strong/b,-em/i,-u,-span,-p,-ol,-ul,-li,-h1,-h2,-h3,-h4,-h5,-h6,' +
1242                                                 '-p/div,-a[href|name],sub,sup,strike,br,del,table[width],tr,' +
1243                                                 'td[colspan|rowspan|width],th[colspan|rowspan|width],thead,tfoot,tbody'
1244                                         );
1245                                 }
1246
1247                                 // Setup strict schema
1248                                 var schema = new Schema({
1249                                         valid_elements: validElements,
1250                                         valid_children: '-li[p]'
1251                                 });
1252
1253                                 // Add style/class attribute to all element rules since the user might have removed them from
1254                                 // paste_word_valid_elements config option and we need to check them for properties
1255                                 Tools.each(schema.elements, function(rule) {
1256                                         /*eslint dot-notation:0*/
1257                                         if (!rule.attributes["class"]) {
1258                                                 rule.attributes["class"] = {};
1259                                                 rule.attributesOrder.push("class");
1260                                         }
1261
1262                                         if (!rule.attributes.style) {
1263                                                 rule.attributes.style = {};
1264                                                 rule.attributesOrder.push("style");
1265                                         }
1266                                 });
1267
1268                                 // Parse HTML into DOM structure
1269                                 var domParser = new DomParser({}, schema);
1270
1271                                 // Filter styles to remove "mso" specific styles and convert some of them
1272                                 domParser.addAttributeFilter('style', function(nodes) {
1273                                         var i = nodes.length, node;
1274
1275                                         while (i--) {
1276                                                 node = nodes[i];
1277                                                 node.attr('style', filterStyles(node, node.attr('style')));
1278
1279                                                 // Remove pointess spans
1280                                                 if (node.name == 'span' && node.parent && !node.attributes.length) {
1281                                                         node.unwrap();
1282                                                 }
1283                                         }
1284                                 });
1285
1286                                 // Check the class attribute for comments or del items and remove those
1287                                 domParser.addAttributeFilter('class', function(nodes) {
1288                                         var i = nodes.length, node, className;
1289
1290                                         while (i--) {
1291                                                 node = nodes[i];
1292
1293                                                 className = node.attr('class');
1294                                                 if (/^(MsoCommentReference|MsoCommentText|msoDel)$/i.test(className)) {
1295                                                         node.remove();
1296                                                 }
1297
1298                                                 node.attr('class', null);
1299                                         }
1300                                 });
1301
1302                                 // Remove all del elements since we don't want the track changes code in the editor
1303                                 domParser.addNodeFilter('del', function(nodes) {
1304                                         var i = nodes.length;
1305
1306                                         while (i--) {
1307                                                 nodes[i].remove();
1308                                         }
1309                                 });
1310
1311                                 // Keep some of the links and anchors
1312                                 domParser.addNodeFilter('a', function(nodes) {
1313                                         var i = nodes.length, node, href, name;
1314
1315                                         while (i--) {
1316                                                 node = nodes[i];
1317                                                 href = node.attr('href');
1318                                                 name = node.attr('name');
1319
1320                                                 if (href && href.indexOf('#_msocom_') != -1) {
1321                                                         node.remove();
1322                                                         continue;
1323                                                 }
1324
1325                                                 if (href && href.indexOf('file://') === 0) {
1326                                                         href = href.split('#')[1];
1327                                                         if (href) {
1328                                                                 href = '#' + href;
1329                                                         }
1330                                                 }
1331
1332                                                 if (!href && !name) {
1333                                                         node.unwrap();
1334                                                 } else {
1335                                                         // Remove all named anchors that aren't specific to TOC, Footnotes or Endnotes
1336                                                         if (name && !/^_?(?:toc|edn|ftn)/i.test(name)) {
1337                                                                 node.unwrap();
1338                                                                 continue;
1339                                                         }
1340
1341                                                         node.attr({
1342                                                                 href: href,
1343                                                                 name: name
1344                                                         });
1345                                                 }
1346                                         }
1347                                 });
1348
1349                                 // Parse into DOM structure
1350                                 var rootNode = domParser.parse(content);
1351
1352                                 // Process DOM
1353                                 if (settings.paste_convert_word_fake_lists !== false) {
1354                                         convertFakeListsToProperLists(rootNode);
1355                                 }
1356
1357                                 // Serialize DOM back to HTML
1358                                 e.content = new Serializer({}, schema).serialize(rootNode);
1359                         }
1360                 });
1361         }
1362
1363         WordFilter.isWordContent = isWordContent;
1364
1365         return WordFilter;
1366 });
1367
1368 // Included from: js/tinymce/plugins/paste/classes/Quirks.js
1369
1370 /**
1371  * Quirks.js
1372  *
1373  * Released under LGPL License.
1374  * Copyright (c) 1999-2015 Ephox Corp. All rights reserved
1375  *
1376  * License: http://www.tinymce.com/license
1377  * Contributing: http://www.tinymce.com/contributing
1378  */
1379
1380 /**
1381  * This class contains various fixes for browsers. These issues can not be feature
1382  * detected since we have no direct control over the clipboard. However we might be able
1383  * to remove some of these fixes once the browsers gets updated/fixed.
1384  *
1385  * @class tinymce.pasteplugin.Quirks
1386  * @private
1387  */
1388 define("tinymce/pasteplugin/Quirks", [
1389         "tinymce/Env",
1390         "tinymce/util/Tools",
1391         "tinymce/pasteplugin/WordFilter",
1392         "tinymce/pasteplugin/Utils"
1393 ], function(Env, Tools, WordFilter, Utils) {
1394         "use strict";
1395
1396         return function(editor) {
1397                 function addPreProcessFilter(filterFunc) {
1398                         editor.on('BeforePastePreProcess', function(e) {
1399                                 e.content = filterFunc(e.content);
1400                         });
1401                 }
1402
1403                 /**
1404                  * Removes BR elements after block elements. IE9 has a nasty bug where it puts a BR element after each
1405                  * block element when pasting from word. This removes those elements.
1406                  *
1407                  * This:
1408                  *  <p>a</p><br><p>b</p>
1409                  *
1410                  * Becomes:
1411                  *  <p>a</p><p>b</p>
1412                  */
1413                 function removeExplorerBrElementsAfterBlocks(html) {
1414                         // Only filter word specific content
1415                         if (!WordFilter.isWordContent(html)) {
1416                                 return html;
1417                         }
1418
1419                         // Produce block regexp based on the block elements in schema
1420                         var blockElements = [];
1421
1422                         Tools.each(editor.schema.getBlockElements(), function(block, blockName) {
1423                                 blockElements.push(blockName);
1424                         });
1425
1426                         var explorerBlocksRegExp = new RegExp(
1427                                 '(?:<br>&nbsp;[\\s\\r\\n]+|<br>)*(<\\/?(' + blockElements.join('|') + ')[^>]*>)(?:<br>&nbsp;[\\s\\r\\n]+|<br>)*',
1428                                 'g'
1429                         );
1430
1431                         // Remove BR:s from: <BLOCK>X</BLOCK><BR>
1432                         html = Utils.filter(html, [
1433                                 [explorerBlocksRegExp, '$1']
1434                         ]);
1435
1436                         // IE9 also adds an extra BR element for each soft-linefeed and it also adds a BR for each word wrap break
1437                         html = Utils.filter(html, [
1438                                 [/<br><br>/g, '<BR><BR>'], // Replace multiple BR elements with uppercase BR to keep them intact
1439                                 [/<br>/g, ' '],            // Replace single br elements with space since they are word wrap BR:s
1440                                 [/<BR><BR>/g, '<br>']      // Replace back the double brs but into a single BR
1441                         ]);
1442
1443                         return html;
1444                 }
1445
1446                 /**
1447                  * WebKit has a nasty bug where the all computed styles gets added to style attributes when copy/pasting contents.
1448                  * This fix solves that by simply removing the whole style attribute.
1449                  *
1450                  * The paste_webkit_styles option can be set to specify what to keep:
1451                  *  paste_webkit_styles: "none" // Keep no styles
1452                  *  paste_webkit_styles: "all", // Keep all of them
1453                  *  paste_webkit_styles: "font-weight color" // Keep specific ones
1454                  *
1455                  * @param {String} content Content that needs to be processed.
1456                  * @return {String} Processed contents.
1457                  */
1458                 function removeWebKitStyles(content) {
1459                         // Passthrough all styles from Word and let the WordFilter handle that junk
1460                         if (WordFilter.isWordContent(content)) {
1461                                 return content;
1462                         }
1463
1464                         // Filter away styles that isn't matching the target node
1465                         var webKitStyles = editor.settings.paste_webkit_styles;
1466
1467                         if (editor.settings.paste_remove_styles_if_webkit === false || webKitStyles == "all") {
1468                                 return content;
1469                         }
1470
1471                         if (webKitStyles) {
1472                                 webKitStyles = webKitStyles.split(/[, ]/);
1473                         }
1474
1475                         // Keep specific styles that doesn't match the current node computed style
1476                         if (webKitStyles) {
1477                                 var dom = editor.dom, node = editor.selection.getNode();
1478
1479                                 content = content.replace(/(<[^>]+) style="([^"]*)"([^>]*>)/gi, function(all, before, value, after) {
1480                                         var inputStyles = dom.parseStyle(value, 'span'), outputStyles = {};
1481
1482                                         if (webKitStyles === "none") {
1483                                                 return before + after;
1484                                         }
1485
1486                                         for (var i = 0; i < webKitStyles.length; i++) {
1487                                                 var inputValue = inputStyles[webKitStyles[i]], currentValue = dom.getStyle(node, webKitStyles[i], true);
1488
1489                                                 if (/color/.test(webKitStyles[i])) {
1490                                                         inputValue = dom.toHex(inputValue);
1491                                                         currentValue = dom.toHex(currentValue);
1492                                                 }
1493
1494                                                 if (currentValue != inputValue) {
1495                                                         outputStyles[webKitStyles[i]] = inputValue;
1496                                                 }
1497                                         }
1498
1499                                         outputStyles = dom.serializeStyle(outputStyles, 'span');
1500                                         if (outputStyles) {
1501                                                 return before + ' style="' + outputStyles + '"' + after;
1502                                         }
1503
1504                                         return before + after;
1505                                 });
1506                         } else {
1507                                 // Remove all external styles
1508                                 content = content.replace(/(<[^>]+) style="([^"]*)"([^>]*>)/gi, '$1$3');
1509                         }
1510
1511                         // Keep internal styles
1512                         content = content.replace(/(<[^>]+) data-mce-style="([^"]+)"([^>]*>)/gi, function(all, before, value, after) {
1513                                 return before + ' style="' + value + '"' + after;
1514                         });
1515
1516                         return content;
1517                 }
1518
1519                 // Sniff browsers and apply fixes since we can't feature detect
1520                 if (Env.webkit) {
1521                         addPreProcessFilter(removeWebKitStyles);
1522                 }
1523
1524                 if (Env.ie) {
1525                         addPreProcessFilter(removeExplorerBrElementsAfterBlocks);
1526                 }
1527         };
1528 });
1529
1530 // Included from: js/tinymce/plugins/paste/classes/Plugin.js
1531
1532 /**
1533  * Plugin.js
1534  *
1535  * Released under LGPL License.
1536  * Copyright (c) 1999-2015 Ephox Corp. All rights reserved
1537  *
1538  * License: http://www.tinymce.com/license
1539  * Contributing: http://www.tinymce.com/contributing
1540  */
1541
1542 /**
1543  * This class contains the tinymce plugin logic for the paste plugin.
1544  *
1545  * @class tinymce.pasteplugin.Plugin
1546  * @private
1547  */
1548 define("tinymce/pasteplugin/Plugin", [
1549         "tinymce/PluginManager",
1550         "tinymce/pasteplugin/Clipboard",
1551         "tinymce/pasteplugin/WordFilter",
1552         "tinymce/pasteplugin/Quirks"
1553 ], function(PluginManager, Clipboard, WordFilter, Quirks) {
1554         var userIsInformed;
1555
1556         PluginManager.add('paste', function(editor) {
1557                 var self = this, clipboard, settings = editor.settings;
1558
1559                 function togglePlainTextPaste() {
1560                         if (clipboard.pasteFormat == "text") {
1561                                 this.active(false);
1562                                 clipboard.pasteFormat = "html";
1563                         } else {
1564                                 clipboard.pasteFormat = "text";
1565                                 this.active(true);
1566
1567                                 if (!userIsInformed) {
1568                                         editor.windowManager.alert(
1569                                                 'Paste is now in plain text mode. Contents will now ' +
1570                                                 'be pasted as plain text until you toggle this option off.'
1571                                         );
1572
1573                                         userIsInformed = true;
1574                                 }
1575                         }
1576                 }
1577
1578                 self.clipboard = clipboard = new Clipboard(editor);
1579                 self.quirks = new Quirks(editor);
1580                 self.wordFilter = new WordFilter(editor);
1581
1582                 if (editor.settings.paste_as_text) {
1583                         self.clipboard.pasteFormat = "text";
1584                 }
1585
1586                 if (settings.paste_preprocess) {
1587                         editor.on('PastePreProcess', function(e) {
1588                                 settings.paste_preprocess.call(self, self, e);
1589                         });
1590                 }
1591
1592                 if (settings.paste_postprocess) {
1593                         editor.on('PastePostProcess', function(e) {
1594                                 settings.paste_postprocess.call(self, self, e);
1595                         });
1596                 }
1597
1598                 editor.addCommand('mceInsertClipboardContent', function(ui, value) {
1599                         if (value.content) {
1600                                 self.clipboard.pasteHtml(value.content);
1601                         }
1602
1603                         if (value.text) {
1604                                 self.clipboard.pasteText(value.text);
1605                         }
1606                 });
1607
1608                 // Block all drag/drop events
1609                 if (editor.paste_block_drop) {
1610                         editor.on('dragend dragover draggesture dragdrop drop drag', function(e) {
1611                                 e.preventDefault();
1612                                 e.stopPropagation();
1613                         });
1614                 }
1615
1616                 // Prevent users from dropping data images on Gecko
1617                 if (!editor.settings.paste_data_images) {
1618                         editor.on('drop', function(e) {
1619                                 var dataTransfer = e.dataTransfer;
1620
1621                                 if (dataTransfer && dataTransfer.files && dataTransfer.files.length > 0) {
1622                                         e.preventDefault();
1623                                 }
1624                         });
1625                 }
1626
1627                 editor.addButton('pastetext', {
1628                         icon: 'pastetext',
1629                         tooltip: 'Paste as text',
1630                         onclick: togglePlainTextPaste,
1631                         active: self.clipboard.pasteFormat == "text"
1632                 });
1633
1634                 editor.addMenuItem('pastetext', {
1635                         text: 'Paste as text',
1636                         selectable: true,
1637                         active: clipboard.pasteFormat,
1638                         onclick: togglePlainTextPaste
1639                 });
1640         });
1641 });
1642
1643 expose(["tinymce/pasteplugin/Utils"]);
1644 })(this);