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                  * Some Windows 10/Edge versions will return a double encoded string. This checks if the
 517                  * content has this odd encoding and decodes it.
 518                  */
 519                 function decodeEdgeData(data) {
 520                         var i, out, fingerprint, code;
 521
 522                         // Check if data is encoded
 523                         fingerprint = [25942, 29554, 28521, 14958];
 524                         for (i = 0; i < fingerprint.length; i++) {
 525                                 if (data.charCodeAt(i) != fingerprint[i]) {
 526                                         return data;
 527                                 }
 528                         }
 529
 530                         // Decode UTF-16 to UTF-8
 531                         out = '';
 532                         for (i = 0; i < data.length; i++) {
 533                                 code = data.charCodeAt(i);
 534
 535                                 /*eslint no-bitwise:0*/
 536                                 out += String.fromCharCode((code & 0x00FF));
 537                                 out += String.fromCharCode((code & 0xFF00) >> 8);
 538                         }
 539
 540                         // Decode UTF-8
 541                         return decodeURIComponent(escape(out));
 542                 }
 543
 544                 /**
 545                  * Extracts HTML contents from within a fragment.
 546                  */
 547                 function extractFragment(data) {
 548                         var idx, startFragment, endFragment;
 549
 550                         startFragment = '<!--StartFragment-->';
 551                         idx = data.indexOf(startFragment);
 552                         if (idx !== -1) {
 553                                 data = data.substr(idx + startFragment.length);
 554                         }
 555
 556                         endFragment = '<!--EndFragment-->';
 557                         idx = data.indexOf(endFragment);
 558                         if (idx !== -1) {
 559                                 data = data.substr(0, idx);
 560                         }
 561
 562                         return data;
 563                 }
 564
 565                 /**
 566                  * Gets various content types out of a datatransfer object.
 567                  *
 568                  * @param {DataTransfer} dataTransfer Event fired on paste.
 569                  * @return {Object} Object with mime types and data for those mime types.
 570                  */
 571                 function getDataTransferItems(dataTransfer) {
 572                         var items = {};
 573
 574                         if (dataTransfer) {
 575                                 // Use old WebKit/IE API
 576                                 if (dataTransfer.getData) {
 577                                         var legacyText = dataTransfer.getData('Text');
 578                                         if (legacyText && legacyText.length > 0) {
 579                                                 if (legacyText.indexOf(mceInternalUrlPrefix) == -1) {
 580                                                         items['text/plain'] = legacyText;
 581                                                 }
 582                                         }
 583                                 }
 584
 585                                 if (dataTransfer.types) {
 586                                         for (var i = 0; i < dataTransfer.types.length; i++) {
 587                                                 var contentType = dataTransfer.types[i],
 588                                                         data = dataTransfer.getData(contentType);
 589
 590                                                 if (contentType == 'text/html') {
 591                                                         data = extractFragment(decodeEdgeData(data));
 592                                                 }
 593
 594                                                 items[contentType] = data;
 595                                         }
 596                                 }
 597                         }
 598
 599                         return items;
 600                 }
 601
 602                 /**
 603                  * Gets various content types out of the Clipboard API. It will also get the
 604                  * plain text using older IE and WebKit API:s.
 605                  *
 606                  * @param {ClipboardEvent} clipboardEvent Event fired on paste.
 607                  * @return {Object} Object with mime types and data for those mime types.
 608                  */
 609                 function getClipboardContent(clipboardEvent) {
 610                         return getDataTransferItems(clipboardEvent.clipboardData || editor.getDoc().dataTransfer);
 611                 }
 612
 613                 /**
 614                  * Checks if the clipboard contains image data if it does it will take that data
 615                  * and convert it into a data url image and paste that image at the caret location.
 616                  *
 617                  * @param  {ClipboardEvent} e Paste/drop event object.
 618                  * @param  {DOMRange} rng Optional rng object to move selection to.
 619                  * @return {Boolean} true/false if the image data was found or not.
 620                  */
 621                 function pasteImageData(e, rng) {
 622                         var dataTransfer = e.clipboardData || e.dataTransfer;
 623
 624                         function processItems(items) {
 625                                 var i, item, reader, hadImage = false;
 626
 627                                 function pasteImage(reader) {
 628                                         if (rng) {
 629                                                 editor.selection.setRng(rng);
 630                                                 rng = null;
 631                                         }
 632
 633                                         pasteHtml('<img src="' + reader.result + '">');
 634                                 }
 635
 636                                 if (items) {
 637                                         for (i = 0; i < items.length; i++) {
 638                                                 item = items[i];
 639
 640                                                 if (/^image\/(jpeg|png|gif|bmp)$/.test(item.type)) {
 641                                                         reader = new FileReader();
 642                                                         reader.onload = pasteImage.bind(null, reader);
 643                                                         reader.readAsDataURL(item.getAsFile ? item.getAsFile() : item);
 644
 645                                                         e.preventDefault();
 646                                                         hadImage = true;
 647                                                 }
 648                                         }
 649                                 }
 650
 651                                 return hadImage;
 652                         }
 653
 654                         if (editor.settings.paste_data_images && dataTransfer) {
 655                                 return processItems(dataTransfer.items) || processItems(dataTransfer.files);
 656                         }
 657                 }
 658
 659                 /**
 660                  * Chrome on Android doesn't support proper clipboard access so we have no choice but to allow the browser default behavior.
 661                  *
 662                  * @param {Event} e Paste event object to check if it contains any data.
 663                  * @return {Boolean} true/false if the clipboard is empty or not.
 664                  */
 665                 function isBrokenAndroidClipboardEvent(e) {
 666                         var clipboardData = e.clipboardData;
 667
 668                         return navigator.userAgent.indexOf('Android') != -1 && clipboardData && clipboardData.items && clipboardData.items.length === 0;
 669                 }
 670
 671                 function getCaretRangeFromEvent(e) {
 672                         return RangeUtils.getCaretRangeFromPoint(e.clientX, e.clientY, editor.getDoc());
 673                 }
 674
 675                 function hasContentType(clipboardContent, mimeType) {
 676                         return mimeType in clipboardContent && clipboardContent[mimeType].length > 0;
 677                 }
 678
 679                 function isKeyboardPasteEvent(e) {
 680                         return (VK.metaKeyPressed(e) && e.keyCode == 86) || (e.shiftKey && e.keyCode == 45);
 681                 }
 682
 683                 function registerEventHandlers() {
 684                         editor.on('keydown', function(e) {
 685                                 function removePasteBinOnKeyUp(e) {
 686                                         // Ctrl+V or Shift+Insert
 687                                         if (isKeyboardPasteEvent(e) && !e.isDefaultPrevented()) {
 688                                                 removePasteBin();
 689                                         }
 690                                 }
 691
 692                                 // Ctrl+V or Shift+Insert
 693                                 if (isKeyboardPasteEvent(e) && !e.isDefaultPrevented()) {
 694                                         keyboardPastePlainTextState = e.shiftKey && e.keyCode == 86;
 695
 696                                         // Edge case on Safari on Mac where it doesn't handle Cmd+Shift+V correctly
 697                                         // it fires the keydown but no paste or keyup so we are left with a paste bin
 698                                         if (keyboardPastePlainTextState && Env.webkit && navigator.userAgent.indexOf('Version/') != -1) {
 699                                                 return;
 700                                         }
 701
 702                                         // Prevent undoManager keydown handler from making an undo level with the pastebin in it
 703                                         e.stopImmediatePropagation();
 704
 705                                         keyboardPasteTimeStamp = new Date().getTime();
 706
 707                                         // IE doesn't support Ctrl+Shift+V and it doesn't even produce a paste event
 708                                         // so lets fake a paste event and let IE use the execCommand/dataTransfer methods
 709                                         if (Env.ie && keyboardPastePlainTextState) {
 710                                                 e.preventDefault();
 711                                                 editor.fire('paste', {ieFake: true});
 712                                                 return;
 713                                         }
 714
 715                                         removePasteBin();
 716                                         createPasteBin();
 717
 718                                         // Remove pastebin if we get a keyup and no paste event
 719                                         // For example pasting a file in IE 11 will not produce a paste event
 720                                         editor.once('keyup', removePasteBinOnKeyUp);
 721                                         editor.once('paste', function() {
 722                                                 editor.off('keyup', removePasteBinOnKeyUp);
 723                                         });
 724                                 }
 725                         });
 726
 727                         editor.on('paste', function(e) {
 728                                 // Getting content from the Clipboard can take some time
 729                                 var clipboardTimer = new Date().getTime();
 730                                 var clipboardContent = getClipboardContent(e);
 731                                 var clipboardDelay = new Date().getTime() - clipboardTimer;
 732
 733                                 var isKeyBoardPaste = (new Date().getTime() - keyboardPasteTimeStamp - clipboardDelay) < 1000;
 734                                 var plainTextMode = self.pasteFormat == "text" || keyboardPastePlainTextState;
 735
 736                                 keyboardPastePlainTextState = false;
 737
 738                                 if (e.isDefaultPrevented() || isBrokenAndroidClipboardEvent(e)) {
 739                                         removePasteBin();
 740                                         return;
 741                                 }
 742
 743                                 if (pasteImageData(e)) {
 744                                         removePasteBin();
 745                                         return;
 746                                 }
 747
 748                                 // Not a keyboard paste prevent default paste and try to grab the clipboard contents using different APIs
 749                                 if (!isKeyBoardPaste) {
 750                                         e.preventDefault();
 751                                 }
 752
 753                                 // Try IE only method if paste isn't a keyboard paste
 754                                 if (Env.ie && (!isKeyBoardPaste || e.ieFake)) {
 755                                         createPasteBin();
 756
 757                                         editor.dom.bind(pasteBinElm, 'paste', function(e) {
 758                                                 e.stopPropagation();
 759                                         });
 760
 761                                         editor.getDoc().execCommand('Paste', false, null);
 762                                         clipboardContent["text/html"] = getPasteBinHtml();
 763                                 }
 764
 765                                 setTimeout(function() {
 766                                         var content;
 767
 768                                         // Grab HTML from Clipboard API or paste bin as a fallback
 769                                         if (hasContentType(clipboardContent, 'text/html')) {
 770                                                 content = clipboardContent['text/html'];
 771                                         } else {
 772                                                 content = getPasteBinHtml();
 773
 774                                                 // If paste bin is empty try using plain text mode
 775                                                 // since that is better than nothing right
 776                                                 if (content == pasteBinDefaultContent) {
 777                                                         plainTextMode = true;
 778                                                 }
 779                                         }
 780
 781                                         content = Utils.trimHtml(content);
 782
 783                                         // WebKit has a nice bug where it clones the paste bin if you paste from for example notepad
 784                                         // so we need to force plain text mode in this case
 785                                         if (pasteBinElm && pasteBinElm.firstChild && pasteBinElm.firstChild.id === 'mcepastebin') {
 786                                                 plainTextMode = true;
 787                                         }
 788
 789                                         removePasteBin();
 790
 791                                         // If we got nothing from clipboard API and pastebin then we could try the last resort: plain/text
 792                                         if (!content.length) {
 793                                                 plainTextMode = true;
 794                                         }
 795
 796                                         // Grab plain text from Clipboard API or convert existing HTML to plain text
 797                                         if (plainTextMode) {
 798                                                 // Use plain text contents from Clipboard API unless the HTML contains paragraphs then
 799                                                 // we should convert the HTML to plain text since works better when pasting HTML/Word contents as plain text
 800                                                 if (hasContentType(clipboardContent, 'text/plain') && content.indexOf('</p>') == -1) {
 801                                                         content = clipboardContent['text/plain'];
 802                                                 } else {
 803                                                         content = Utils.innerText(content);
 804                                                 }
 805                                         }
 806
 807                                         // If the content is the paste bin default HTML then it was
 808                                         // impossible to get the cliboard data out.
 809                                         if (content == pasteBinDefaultContent) {
 810                                                 if (!isKeyBoardPaste) {
 811                                                         editor.windowManager.alert('Please use Ctrl+V/Cmd+V keyboard shortcuts to paste contents.');
 812                                                 }
 813
 814                                                 return;
 815                                         }
 816
 817                                         if (plainTextMode) {
 818                                                 pasteText(content);
 819                                         } else {
 820                                                 pasteHtml(content);
 821                                         }
 822                                 }, 0);
 823                         });
 824
 825                         editor.on('dragstart dragend', function(e) {
 826                                 draggingInternally = e.type == 'dragstart';
 827                         });
 828
 829                         editor.on('drop', function(e) {
 830                                 var rng = getCaretRangeFromEvent(e);
 831
 832                                 if (e.isDefaultPrevented() || draggingInternally) {
 833                                         return;
 834                                 }
 835
 836                                 if (pasteImageData(e, rng)) {
 837                                         return;
 838                                 }
 839
 840                                 if (rng && editor.settings.paste_filter_drop !== false) {
 841                                         var dropContent = getDataTransferItems(e.dataTransfer);
 842                                         var content = dropContent['mce-internal'] || dropContent['text/html'] || dropContent['text/plain'];
 843
 844                                         if (content) {
 845                                                 e.preventDefault();
 846
 847                                                 editor.undoManager.transact(function() {
 848                                                         if (dropContent['mce-internal']) {
 849                                                                 editor.execCommand('Delete');
 850                                                         }
 851
 852                                                         editor.selection.setRng(rng);
 853
 854                                                         content = Utils.trimHtml(content);
 855
 856                                                         if (!dropContent['text/html']) {
 857                                                                 pasteText(content);
 858                                                         } else {
 859                                                                 pasteHtml(content);
 860                                                         }
 861                                                 });
 862                                         }
 863                                 }
 864                         });
 865
 866                         editor.on('dragover dragend', function(e) {
 867                                 if (editor.settings.paste_data_images) {
 868                                         e.preventDefault();
 869                                 }
 870                         });
 871                 }
 872
 873                 self.pasteHtml = pasteHtml;
 874                 self.pasteText = pasteText;
 875
 876                 editor.on('preInit', function() {
 877                         registerEventHandlers();
 878
 879                         // Remove all data images from paste for example from Gecko
 880                         // except internal images like video elements
 881                         editor.parser.addNodeFilter('img', function(nodes, name, args) {
 882                                 function isPasteInsert(args) {
 883                                         return args.data && args.data.paste === true;
 884                                 }
 885
 886                                 function remove(node) {
 887                                         if (!node.attr('data-mce-object') && src !== Env.transparentSrc) {
 888                                                 node.remove();
 889                                         }
 890                                 }
 891
 892                                 function isWebKitFakeUrl(src) {
 893                                         return src.indexOf("webkit-fake-url") === 0;
 894                                 }
 895
 896                                 function isDataUri(src) {
 897                                         return src.indexOf("data:") === 0;
 898                                 }
 899
 900                                 if (!editor.settings.paste_data_images && isPasteInsert(args)) {
 901                                         var i = nodes.length;
 902
 903                                         while (i--) {
 904                                                 var src = nodes[i].attributes.map.src;
 905
 906                                                 if (!src) {
 907                                                         continue;
 908                                                 }
 909
 910                                                 // Safari on Mac produces webkit-fake-url see: https://bugs.webkit.org/show_bug.cgi?id=49141
 911                                                 if (isWebKitFakeUrl(src)) {
 912                                                         remove(nodes[i]);
 913                                                 } else if (!editor.settings.allow_html_data_urls && isDataUri(src)) {
 914                                                         remove(nodes[i]);
 915                                                 }
 916                                         }
 917                                 }
 918                         });
 919                 });
 920         };
 921 });
 922
 923 // Included from: js/tinymce/plugins/paste/classes/WordFilter.js
 924
 925 /**
 926  * WordFilter.js
 927  *
 928  * Released under LGPL License.
 929  * Copyright (c) 1999-2015 Ephox Corp. All rights reserved
 930  *
 931  * License: http://www.tinymce.com/license
 932  * Contributing: http://www.tinymce.com/contributing
 933  */
 934
 935 /**
 936  * This class parses word HTML into proper TinyMCE markup.
 937  *
 938  * @class tinymce.pasteplugin.WordFilter
 939  * @private
 940  */
 941 define("tinymce/pasteplugin/WordFilter", [
 942         "tinymce/util/Tools",
 943         "tinymce/html/DomParser",
 944         "tinymce/html/Schema",
 945         "tinymce/html/Serializer",
 946         "tinymce/html/Node",
 947         "tinymce/pasteplugin/Utils"
 948 ], function(Tools, DomParser, Schema, Serializer, Node, Utils) {
 949         /**
 950          * Checks if the specified content is from any of the following sources: MS Word/Office 365/Google docs.
 951          */
 952         function isWordContent(content) {
 953                 return (
 954                         (/<font face="Times New Roman"|class="?Mso|style="[^"]*\bmso-|style='[^'']*\bmso-|w:WordDocument/i).test(content) ||
 955                         (/class="OutlineElement/).test(content) ||
 956                         (/id="?docs\-internal\-guid\-/.test(content))
 957                 );
 958         }
 959
 960         /**
 961          * Checks if the specified text starts with "1. " or "a. " etc.
 962          */
 963         function isNumericList(text) {
 964                 var found, patterns;
 965
 966                 patterns = [
 967                         /^[IVXLMCD]{1,2}\.[ \u00a0]/,  // Roman upper case
 968                         /^[ivxlmcd]{1,2}\.[ \u00a0]/,  // Roman lower case
 969                         /^[a-z]{1,2}[\.\)][ \u00a0]/,  // Alphabetical a-z
 970                         /^[A-Z]{1,2}[\.\)][ \u00a0]/,  // Alphabetical A-Z
 971                         /^[0-9]+\.[ \u00a0]/,          // Numeric lists
 972                         /^[\u3007\u4e00\u4e8c\u4e09\u56db\u4e94\u516d\u4e03\u516b\u4e5d]+\.[ \u00a0]/, // Japanese
 973                         /^[\u58f1\u5f10\u53c2\u56db\u4f0d\u516d\u4e03\u516b\u4e5d\u62fe]+\.[ \u00a0]/  // Chinese
 974                 ];
 975
 976                 text = text.replace(/^[\u00a0 ]+/, '');
 977
 978                 Tools.each(patterns, function(pattern) {
 979                         if (pattern.test(text)) {
 980                                 found = true;
 981                                 return false;
 982                         }
 983                 });
 984
 985                 return found;
 986         }
 987
 988         function isBulletList(text) {
 989                 return /^[\s\u00a0]*[\u2022\u00b7\u00a7\u25CF]\s*/.test(text);
 990         }
 991
 992         function WordFilter(editor) {
 993                 var settings = editor.settings;
 994
 995                 editor.on('BeforePastePreProcess', function(e) {
 996                         var content = e.content, retainStyleProperties, validStyles;
 997
 998                         // Remove google docs internal guid markers
 999                         content = content.replace(/<b[^>]+id="?docs-internal-[^>]*>/gi, '');
1000                         content = content.replace(/<br class="?Apple-interchange-newline"?>/gi, '');
1001
1002                         retainStyleProperties = settings.paste_retain_style_properties;
1003                         if (retainStyleProperties) {
1004                                 validStyles = Tools.makeMap(retainStyleProperties.split(/[, ]/));
1005                         }
1006
1007                         /**
1008                          * Converts fake bullet and numbered lists to real semantic OL/UL.
1009                          *
1010                          * @param {tinymce.html.Node} node Root node to convert children of.
1011                          */
1012                         function convertFakeListsToProperLists(node) {
1013                                 var currentListNode, prevListNode, lastLevel = 1;
1014
1015                                 function getText(node) {
1016                                         var txt = '';
1017
1018                                         if (node.type === 3) {
1019                                                 return node.value;
1020                                         }
1021
1022                                         if ((node = node.firstChild)) {
1023                                                 do {
1024                                                         txt += getText(node);
1025                                                 } while ((node = node.next));
1026                                         }
1027
1028                                         return txt;
1029                                 }
1030
1031                                 function trimListStart(node, regExp) {
1032                                         if (node.type === 3) {
1033                                                 if (regExp.test(node.value)) {
1034                                                         node.value = node.value.replace(regExp, '');
1035                                                         return false;
1036                                                 }
1037                                         }
1038
1039                                         if ((node = node.firstChild)) {
1040                                                 do {
1041                                                         if (!trimListStart(node, regExp)) {
1042                                                                 return false;
1043                                                         }
1044                                                 } while ((node = node.next));
1045                                         }
1046
1047                                         return true;
1048                                 }
1049
1050                                 function removeIgnoredNodes(node) {
1051                                         if (node._listIgnore) {
1052                                                 node.remove();
1053                                                 return;
1054                                         }
1055
1056                                         if ((node = node.firstChild)) {
1057                                                 do {
1058                                                         removeIgnoredNodes(node);
1059                                                 } while ((node = node.next));
1060                                         }
1061                                 }
1062
1063                                 function convertParagraphToLi(paragraphNode, listName, start) {
1064                                         var level = paragraphNode._listLevel || lastLevel;
1065
1066                                         // Handle list nesting
1067                                         if (level != lastLevel) {
1068                                                 if (level < lastLevel) {
1069                                                         // Move to parent list
1070                                                         if (currentListNode) {
1071                                                                 currentListNode = currentListNode.parent.parent;
1072                                                         }
1073                                                 } else {
1074                                                         // Create new list
1075                                                         prevListNode = currentListNode;
1076                                                         currentListNode = null;
1077                                                 }
1078                                         }
1079
1080                                         if (!currentListNode || currentListNode.name != listName) {
1081                                                 prevListNode = prevListNode || currentListNode;
1082                                                 currentListNode = new Node(listName, 1);
1083
1084                                                 if (start > 1) {
1085                                                         currentListNode.attr('start', '' + start);
1086                                                 }
1087
1088                                                 paragraphNode.wrap(currentListNode);
1089                                         } else {
1090                                                 currentListNode.append(paragraphNode);
1091                                         }
1092
1093                                         paragraphNode.name = 'li';
1094
1095                                         // Append list to previous list if it exists
1096                                         if (level > lastLevel && prevListNode) {
1097                                                 prevListNode.lastChild.append(currentListNode);
1098                                         }
1099
1100                                         lastLevel = level;
1101
1102                                         // Remove start of list item "1. " or "&middot; " etc
1103                                         removeIgnoredNodes(paragraphNode);
1104                                         trimListStart(paragraphNode, /^\u00a0+/);
1105                                         trimListStart(paragraphNode, /^\s*([\u2022\u00b7\u00a7\u25CF]|\w+\.)/);
1106                                         trimListStart(paragraphNode, /^\u00a0+/);
1107                                 }
1108
1109                                 // Build a list of all root level elements before we start
1110                                 // altering them in the loop below.
1111                                 var elements = [], child = node.firstChild;
1112                                 while (typeof child !== 'undefined' && child !== null) {
1113                                         elements.push(child);
1114
1115                                         child = child.walk();
1116                                         if (child !== null) {
1117                                                 while (typeof child !== 'undefined' && child.parent !== node) {
1118                                                         child = child.walk();
1119                                                 }
1120                                         }
1121                                 }
1122
1123                                 for (var i = 0; i < elements.length; i++) {
1124                                         node = elements[i];
1125
1126                                         if (node.name == 'p' && node.firstChild) {
1127                                                 // Find first text node in paragraph
1128                                                 var nodeText = getText(node);
1129
1130                                                 // Detect unordered lists look for bullets
1131                                                 if (isBulletList(nodeText)) {
1132                                                         convertParagraphToLi(node, 'ul');
1133                                                         continue;
1134                                                 }
1135
1136                                                 // Detect ordered lists 1., a. or ixv.
1137                                                 if (isNumericList(nodeText)) {
1138                                                         // Parse OL start number
1139                                                         var matches = /([0-9]+)\./.exec(nodeText);
1140                                                         var start = 1;
1141                                                         if (matches) {
1142                                                                 start = parseInt(matches[1], 10);
1143                                                         }
1144
1145                                                         convertParagraphToLi(node, 'ol', start);
1146                                                         continue;
1147                                                 }
1148
1149                                                 // Convert paragraphs marked as lists but doesn't look like anything
1150                                                 if (node._listLevel) {
1151                                                         convertParagraphToLi(node, 'ul', 1);
1152                                                         continue;
1153                                                 }
1154
1155                                                 currentListNode = null;
1156                                         } else {
1157                                                 // If the root level element isn't a p tag which can be
1158                                                 // processed by convertParagraphToLi, it interrupts the
1159                                                 // lists, causing a new list to start instead of having
1160                                                 // elements from the next list inserted above this tag.
1161                                                 prevListNode = currentListNode;
1162                                                 currentListNode = null;
1163                                         }
1164                                 }
1165                         }
1166
1167                         function filterStyles(node, styleValue) {
1168                                 var outputStyles = {}, matches, styles = editor.dom.parseStyle(styleValue);
1169
1170                                 Tools.each(styles, function(value, name) {
1171                                         // Convert various MS styles to W3C styles
1172                                         switch (name) {
1173                                                 case 'mso-list':
1174                                                         // Parse out list indent level for lists
1175                                                         matches = /\w+ \w+([0-9]+)/i.exec(styleValue);
1176                                                         if (matches) {
1177                                                                 node._listLevel = parseInt(matches[1], 10);
1178                                                         }
1179
1180                                                         // Remove these nodes <span style="mso-list:Ignore">o</span>
1181                                                         // Since the span gets removed we mark the text node and the span
1182                                                         if (/Ignore/i.test(value) && node.firstChild) {
1183                                                                 node._listIgnore = true;
1184                                                                 node.firstChild._listIgnore = true;
1185                                                         }
1186
1187                                                         break;
1188
1189                                                 case "horiz-align":
1190                                                         name = "text-align";
1191                                                         break;
1192
1193                                                 case "vert-align":
1194                                                         name = "vertical-align";
1195                                                         break;
1196
1197                                                 case "font-color":
1198                                                 case "mso-foreground":
1199                                                         name = "color";
1200                                                         break;
1201
1202                                                 case "mso-background":
1203                                                 case "mso-highlight":
1204                                                         name = "background";
1205                                                         break;
1206
1207                                                 case "font-weight":
1208                                                 case "font-style":
1209                                                         if (value != "normal") {
1210                                                                 outputStyles[name] = value;
1211                                                         }
1212                                                         return;
1213
1214                                                 case "mso-element":
1215                                                         // Remove track changes code
1216                                                         if (/^(comment|comment-list)$/i.test(value)) {
1217                                                                 node.remove();
1218                                                                 return;
1219                                                         }
1220
1221                                                         break;
1222                                         }
1223
1224                                         if (name.indexOf('mso-comment') === 0) {
1225                                                 node.remove();
1226                                                 return;
1227                                         }
1228
1229                                         // Never allow mso- prefixed names
1230                                         if (name.indexOf('mso-') === 0) {
1231                                                 return;
1232                                         }
1233
1234                                         // Output only valid styles
1235                                         if (retainStyleProperties == "all" || (validStyles && validStyles[name])) {
1236                                                 outputStyles[name] = value;
1237                                         }
1238                                 });
1239
1240                                 // Convert bold style to "b" element
1241                                 if (/(bold)/i.test(outputStyles["font-weight"])) {
1242                                         delete outputStyles["font-weight"];
1243                                         node.wrap(new Node("b", 1));
1244                                 }
1245
1246                                 // Convert italic style to "i" element
1247                                 if (/(italic)/i.test(outputStyles["font-style"])) {
1248                                         delete outputStyles["font-style"];
1249                                         node.wrap(new Node("i", 1));
1250                                 }
1251
1252                                 // Serialize the styles and see if there is something left to keep
1253                                 outputStyles = editor.dom.serializeStyle(outputStyles, node.name);
1254                                 if (outputStyles) {
1255                                         return outputStyles;
1256                                 }
1257
1258                                 return null;
1259                         }
1260
1261                         if (settings.paste_enable_default_filters === false) {
1262                                 return;
1263                         }
1264
1265                         // Detect is the contents is Word junk HTML
1266                         if (isWordContent(e.content)) {
1267                                 e.wordContent = true; // Mark it for other processors
1268
1269                                 // Remove basic Word junk
1270                                 content = Utils.filter(content, [
1271                                         // Word comments like conditional comments etc
1272                                         /<!--[\s\S]+?-->/gi,
1273
1274                                         // Remove comments, scripts (e.g., msoShowComment), XML tag, VML content,
1275                                         // MS Office namespaced tags, and a few other tags
1276                                         /<(!|script[^>]*>.*?<\/script(?=[>\s])|\/?(\?xml(:\w+)?|img|meta|link|style|\w:\w+)(?=[\s\/>]))[^>]*>/gi,
1277
1278                                         // Convert <s> into <strike> for line-though
1279                                         [/<(\/?)s>/gi, "<$1strike>"],
1280
1281                                         // Replace nsbp entites to char since it's easier to handle
1282                                         [/&nbsp;/gi, "\u00a0"],
1283
1284                                         // Convert <span style="mso-spacerun:yes">___</span> to string of alternating
1285                                         // breaking/non-breaking spaces of same length
1286                                         [/<span\s+style\s*=\s*"\s*mso-spacerun\s*:\s*yes\s*;?\s*"\s*>([\s\u00a0]*)<\/span>/gi,
1287                                                 function(str, spaces) {
1288                                                         return (spaces.length > 0) ?
1289                                                                 spaces.replace(/./, " ").slice(Math.floor(spaces.length / 2)).split("").join("\u00a0") : "";
1290                                                 }
1291                                         ]
1292                                 ]);
1293
1294                                 var validElements = settings.paste_word_valid_elements;
1295                                 if (!validElements) {
1296                                         validElements = (
1297                                                 '-strong/b,-em/i,-u,-span,-p,-ol,-ul,-li,-h1,-h2,-h3,-h4,-h5,-h6,' +
1298                                                 '-p/div,-a[href|name],sub,sup,strike,br,del,table[width],tr,' +
1299                                                 'td[colspan|rowspan|width],th[colspan|rowspan|width],thead,tfoot,tbody'
1300                                         );
1301                                 }
1302
1303                                 // Setup strict schema
1304                                 var schema = new Schema({
1305                                         valid_elements: validElements,
1306                                         valid_children: '-li[p]'
1307                                 });
1308
1309                                 // Add style/class attribute to all element rules since the user might have removed them from
1310                                 // paste_word_valid_elements config option and we need to check them for properties
1311                                 Tools.each(schema.elements, function(rule) {
1312                                         /*eslint dot-notation:0*/
1313                                         if (!rule.attributes["class"]) {
1314                                                 rule.attributes["class"] = {};
1315                                                 rule.attributesOrder.push("class");
1316                                         }
1317
1318                                         if (!rule.attributes.style) {
1319                                                 rule.attributes.style = {};
1320                                                 rule.attributesOrder.push("style");
1321                                         }
1322                                 });
1323
1324                                 // Parse HTML into DOM structure
1325                                 var domParser = new DomParser({}, schema);
1326
1327                                 // Filter styles to remove "mso" specific styles and convert some of them
1328                                 domParser.addAttributeFilter('style', function(nodes) {
1329                                         var i = nodes.length, node;
1330
1331                                         while (i--) {
1332                                                 node = nodes[i];
1333                                                 node.attr('style', filterStyles(node, node.attr('style')));
1334
1335                                                 // Remove pointess spans
1336                                                 if (node.name == 'span' && node.parent && !node.attributes.length) {
1337                                                         node.unwrap();
1338                                                 }
1339                                         }
1340                                 });
1341
1342                                 // Check the class attribute for comments or del items and remove those
1343                                 domParser.addAttributeFilter('class', function(nodes) {
1344                                         var i = nodes.length, node, className;
1345
1346                                         while (i--) {
1347                                                 node = nodes[i];
1348
1349                                                 className = node.attr('class');
1350                                                 if (/^(MsoCommentReference|MsoCommentText|msoDel)$/i.test(className)) {
1351                                                         node.remove();
1352                                                 }
1353
1354                                                 node.attr('class', null);
1355                                         }
1356                                 });
1357
1358                                 // Remove all del elements since we don't want the track changes code in the editor
1359                                 domParser.addNodeFilter('del', function(nodes) {
1360                                         var i = nodes.length;
1361
1362                                         while (i--) {
1363                                                 nodes[i].remove();
1364                                         }
1365                                 });
1366
1367                                 // Keep some of the links and anchors
1368                                 domParser.addNodeFilter('a', function(nodes) {
1369                                         var i = nodes.length, node, href, name;
1370
1371                                         while (i--) {
1372                                                 node = nodes[i];
1373                                                 href = node.attr('href');
1374                                                 name = node.attr('name');
1375
1376                                                 if (href && href.indexOf('#_msocom_') != -1) {
1377                                                         node.remove();
1378                                                         continue;
1379                                                 }
1380
1381                                                 if (href && href.indexOf('file://') === 0) {
1382                                                         href = href.split('#')[1];
1383                                                         if (href) {
1384                                                                 href = '#' + href;
1385                                                         }
1386                                                 }
1387
1388                                                 if (!href && !name) {
1389                                                         node.unwrap();
1390                                                 } else {
1391                                                         // Remove all named anchors that aren't specific to TOC, Footnotes or Endnotes
1392                                                         if (name && !/^_?(?:toc|edn|ftn)/i.test(name)) {
1393                                                                 node.unwrap();
1394                                                                 continue;
1395                                                         }
1396
1397                                                         node.attr({
1398                                                                 href: href,
1399                                                                 name: name
1400                                                         });
1401                                                 }
1402                                         }
1403                                 });
1404
1405                                 // Parse into DOM structure
1406                                 var rootNode = domParser.parse(content);
1407
1408                                 // Process DOM
1409                                 if (settings.paste_convert_word_fake_lists !== false) {
1410                                         convertFakeListsToProperLists(rootNode);
1411                                 }
1412
1413                                 // Serialize DOM back to HTML
1414                                 e.content = new Serializer({
1415                                         validate: settings.validate
1416                                 }, schema).serialize(rootNode);
1417                         }
1418                 });
1419         }
1420
1421         WordFilter.isWordContent = isWordContent;
1422
1423         return WordFilter;
1424 });
1425
1426 // Included from: js/tinymce/plugins/paste/classes/Quirks.js
1427
1428 /**
1429  * Quirks.js
1430  *
1431  * Released under LGPL License.
1432  * Copyright (c) 1999-2015 Ephox Corp. All rights reserved
1433  *
1434  * License: http://www.tinymce.com/license
1435  * Contributing: http://www.tinymce.com/contributing
1436  */
1437
1438 /**
1439  * This class contains various fixes for browsers. These issues can not be feature
1440  * detected since we have no direct control over the clipboard. However we might be able
1441  * to remove some of these fixes once the browsers gets updated/fixed.
1442  *
1443  * @class tinymce.pasteplugin.Quirks
1444  * @private
1445  */
1446 define("tinymce/pasteplugin/Quirks", [
1447         "tinymce/Env",
1448         "tinymce/util/Tools",
1449         "tinymce/pasteplugin/WordFilter",
1450         "tinymce/pasteplugin/Utils"
1451 ], function(Env, Tools, WordFilter, Utils) {
1452         "use strict";
1453
1454         return function(editor) {
1455                 function addPreProcessFilter(filterFunc) {
1456                         editor.on('BeforePastePreProcess', function(e) {
1457                                 e.content = filterFunc(e.content);
1458                         });
1459                 }
1460
1461                 /**
1462                  * Removes BR elements after block elements. IE9 has a nasty bug where it puts a BR element after each
1463                  * block element when pasting from word. This removes those elements.
1464                  *
1465                  * This:
1466                  *  <p>a</p><br><p>b</p>
1467                  *
1468                  * Becomes:
1469                  *  <p>a</p><p>b</p>
1470                  */
1471                 function removeExplorerBrElementsAfterBlocks(html) {
1472                         // Only filter word specific content
1473                         if (!WordFilter.isWordContent(html)) {
1474                                 return html;
1475                         }
1476
1477                         // Produce block regexp based on the block elements in schema
1478                         var blockElements = [];
1479
1480                         Tools.each(editor.schema.getBlockElements(), function(block, blockName) {
1481                                 blockElements.push(blockName);
1482                         });
1483
1484                         var explorerBlocksRegExp = new RegExp(
1485                                 '(?:<br>&nbsp;[\\s\\r\\n]+|<br>)*(<\\/?(' + blockElements.join('|') + ')[^>]*>)(?:<br>&nbsp;[\\s\\r\\n]+|<br>)*',
1486                                 'g'
1487                         );
1488
1489                         // Remove BR:s from: <BLOCK>X</BLOCK><BR>
1490                         html = Utils.filter(html, [
1491                                 [explorerBlocksRegExp, '$1']
1492                         ]);
1493
1494                         // IE9 also adds an extra BR element for each soft-linefeed and it also adds a BR for each word wrap break
1495                         html = Utils.filter(html, [
1496                                 [/<br><br>/g, '<BR><BR>'], // Replace multiple BR elements with uppercase BR to keep them intact
1497                                 [/<br>/g, ' '],            // Replace single br elements with space since they are word wrap BR:s
1498                                 [/<BR><BR>/g, '<br>']      // Replace back the double brs but into a single BR
1499                         ]);
1500
1501                         return html;
1502                 }
1503
1504                 /**
1505                  * WebKit has a nasty bug where the all computed styles gets added to style attributes when copy/pasting contents.
1506                  * This fix solves that by simply removing the whole style attribute.
1507                  *
1508                  * The paste_webkit_styles option can be set to specify what to keep:
1509                  *  paste_webkit_styles: "none" // Keep no styles
1510                  *  paste_webkit_styles: "all", // Keep all of them
1511                  *  paste_webkit_styles: "font-weight color" // Keep specific ones
1512                  *
1513                  * @param {String} content Content that needs to be processed.
1514                  * @return {String} Processed contents.
1515                  */
1516                 function removeWebKitStyles(content) {
1517                         // Passthrough all styles from Word and let the WordFilter handle that junk
1518                         if (WordFilter.isWordContent(content)) {
1519                                 return content;
1520                         }
1521
1522                         // Filter away styles that isn't matching the target node
1523                         var webKitStyles = editor.settings.paste_webkit_styles;
1524
1525                         if (editor.settings.paste_remove_styles_if_webkit === false || webKitStyles == "all") {
1526                                 return content;
1527                         }
1528
1529                         if (webKitStyles) {
1530                                 webKitStyles = webKitStyles.split(/[, ]/);
1531                         }
1532
1533                         // Keep specific styles that doesn't match the current node computed style
1534                         if (webKitStyles) {
1535                                 var dom = editor.dom, node = editor.selection.getNode();
1536
1537                                 content = content.replace(/(<[^>]+) style="([^"]*)"([^>]*>)/gi, function(all, before, value, after) {
1538                                         var inputStyles = dom.parseStyle(value, 'span'), outputStyles = {};
1539
1540                                         if (webKitStyles === "none") {
1541                                                 return before + after;
1542                                         }
1543
1544                                         for (var i = 0; i < webKitStyles.length; i++) {
1545                                                 var inputValue = inputStyles[webKitStyles[i]], currentValue = dom.getStyle(node, webKitStyles[i], true);
1546
1547                                                 if (/color/.test(webKitStyles[i])) {
1548                                                         inputValue = dom.toHex(inputValue);
1549                                                         currentValue = dom.toHex(currentValue);
1550                                                 }
1551
1552                                                 if (currentValue != inputValue) {
1553                                                         outputStyles[webKitStyles[i]] = inputValue;
1554                                                 }
1555                                         }
1556
1557                                         outputStyles = dom.serializeStyle(outputStyles, 'span');
1558                                         if (outputStyles) {
1559                                                 return before + ' style="' + outputStyles + '"' + after;
1560                                         }
1561
1562                                         return before + after;
1563                                 });
1564                         } else {
1565                                 // Remove all external styles
1566                                 content = content.replace(/(<[^>]+) style="([^"]*)"([^>]*>)/gi, '$1$3');
1567                         }
1568
1569                         // Keep internal styles
1570                         content = content.replace(/(<[^>]+) data-mce-style="([^"]+)"([^>]*>)/gi, function(all, before, value, after) {
1571                                 return before + ' style="' + value + '"' + after;
1572                         });
1573
1574                         return content;
1575                 }
1576
1577                 // Sniff browsers and apply fixes since we can't feature detect
1578                 if (Env.webkit) {
1579                         addPreProcessFilter(removeWebKitStyles);
1580                 }
1581
1582                 if (Env.ie) {
1583                         addPreProcessFilter(removeExplorerBrElementsAfterBlocks);
1584                 }
1585         };
1586 });
1587
1588 // Included from: js/tinymce/plugins/paste/classes/Plugin.js
1589
1590 /**
1591  * Plugin.js
1592  *
1593  * Released under LGPL License.
1594  * Copyright (c) 1999-2015 Ephox Corp. All rights reserved
1595  *
1596  * License: http://www.tinymce.com/license
1597  * Contributing: http://www.tinymce.com/contributing
1598  */
1599
1600 /**
1601  * This class contains the tinymce plugin logic for the paste plugin.
1602  *
1603  * @class tinymce.pasteplugin.Plugin
1604  * @private
1605  */
1606 define("tinymce/pasteplugin/Plugin", [
1607         "tinymce/PluginManager",
1608         "tinymce/pasteplugin/Clipboard",
1609         "tinymce/pasteplugin/WordFilter",
1610         "tinymce/pasteplugin/Quirks"
1611 ], function(PluginManager, Clipboard, WordFilter, Quirks) {
1612         var userIsInformed;
1613
1614         PluginManager.add('paste', function(editor) {
1615                 var self = this, clipboard, settings = editor.settings;
1616
1617                 function togglePlainTextPaste() {
1618                         if (clipboard.pasteFormat == "text") {
1619                                 this.active(false);
1620                                 clipboard.pasteFormat = "html";
1621                         } else {
1622                                 clipboard.pasteFormat = "text";
1623                                 this.active(true);
1624
1625                                 if (!userIsInformed) {
1626                                         editor.windowManager.alert(
1627                                                 'Paste is now in plain text mode. Contents will now ' +
1628                                                 'be pasted as plain text until you toggle this option off.'
1629                                         );
1630
1631                                         userIsInformed = true;
1632                                 }
1633                         }
1634                 }
1635
1636                 self.clipboard = clipboard = new Clipboard(editor);
1637                 self.quirks = new Quirks(editor);
1638                 self.wordFilter = new WordFilter(editor);
1639
1640                 if (editor.settings.paste_as_text) {
1641                         self.clipboard.pasteFormat = "text";
1642                 }
1643
1644                 if (settings.paste_preprocess) {
1645                         editor.on('PastePreProcess', function(e) {
1646                                 settings.paste_preprocess.call(self, self, e);
1647                         });
1648                 }
1649
1650                 if (settings.paste_postprocess) {
1651                         editor.on('PastePostProcess', function(e) {
1652                                 settings.paste_postprocess.call(self, self, e);
1653                         });
1654                 }
1655
1656                 editor.addCommand('mceInsertClipboardContent', function(ui, value) {
1657                         if (value.content) {
1658                                 self.clipboard.pasteHtml(value.content);
1659                         }
1660
1661                         if (value.text) {
1662                                 self.clipboard.pasteText(value.text);
1663                         }
1664                 });
1665
1666                 // Block all drag/drop events
1667                 if (editor.paste_block_drop) {
1668                         editor.on('dragend dragover draggesture dragdrop drop drag', function(e) {
1669                                 e.preventDefault();
1670                                 e.stopPropagation();
1671                         });
1672                 }
1673
1674                 // Prevent users from dropping data images on Gecko
1675                 if (!editor.settings.paste_data_images) {
1676                         editor.on('drop', function(e) {
1677                                 var dataTransfer = e.dataTransfer;
1678
1679                                 if (dataTransfer && dataTransfer.files && dataTransfer.files.length > 0) {
1680                                         e.preventDefault();
1681                                 }
1682                         });
1683                 }
1684
1685                 editor.addButton('pastetext', {
1686                         icon: 'pastetext',
1687                         tooltip: 'Paste as text',
1688                         onclick: togglePlainTextPaste,
1689                         active: self.clipboard.pasteFormat == "text"
1690                 });
1691
1692                 editor.addMenuItem('pastetext', {
1693                         text: 'Paste as text',
1694                         selectable: true,
1695                         active: clipboard.pasteFormat,
1696                         onclick: togglePlainTextPaste
1697                 });
1698         });
1699 });
1700
1701 expose(["tinymce/pasteplugin/Utils"]);
1702 })(this);