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

   1 /* global tinymce */
   2 tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
   3         var toolbar, serializer,
   4                 each = tinymce.each,
   5                 trim = tinymce.trim,
   6                 iOS = tinymce.Env.iOS;
   7
   8         function isPlaceholder( node ) {
   9                 return !! ( editor.dom.getAttrib( node, 'data-mce-placeholder' ) || editor.dom.getAttrib( node, 'data-mce-object' ) );
  10         }
  11
  12         editor.addButton( 'wp_img_remove', {
  13                 tooltip: 'Remove',
  14                 icon: 'dashicon dashicons-no',
  15                 onclick: function() {
  16                         removeImage( editor.selection.getNode() );
  17                 }
  18         } );
  19
  20         editor.addButton( 'wp_img_edit', {
  21                 tooltip: 'Edit ', // trailing space is needed, used for context
  22                 icon: 'dashicon dashicons-edit',
  23                 onclick: function() {
  24                         editImage( editor.selection.getNode() );
  25                 }
  26         } );
  27
  28         each( {
  29                 alignleft: 'Align left',
  30                 aligncenter: 'Align center',
  31                 alignright: 'Align right',
  32                 alignnone: 'No alignment'
  33         }, function( tooltip, name ) {
  34                 var direction = name.slice( 5 );
  35
  36                 editor.addButton( 'wp_img_' + name, {
  37                         tooltip: tooltip,
  38                         icon: 'dashicon dashicons-align-' + direction,
  39                         cmd: 'alignnone' === name ? 'wpAlignNone' : 'Justify' + direction.slice( 0, 1 ).toUpperCase() + direction.slice( 1 ),
  40                         onPostRender: function() {
  41                                 var self = this;
  42
  43                                 editor.on( 'NodeChange', function( event ) {
  44                                         var node;
  45
  46                                         // Don't bother.
  47                                         if ( event.element.nodeName !== 'IMG' ) {
  48                                                 return;
  49                                         }
  50
  51                                         node = editor.dom.getParent( event.element, '.wp-caption' ) || event.element;
  52
  53                                         if ( 'alignnone' === name ) {
  54                                                 self.active( ! /\balign(left|center|right)\b/.test( node.className ) );
  55                                         } else {
  56                                                 self.active( editor.dom.hasClass( node, name ) );
  57                                         }
  58                                 } );
  59                         }
  60                 } );
  61         } );
  62
  63         editor.once( 'preinit', function() {
  64                 if ( editor.wp && editor.wp._createToolbar ) {
  65                         toolbar = editor.wp._createToolbar( [
  66                                 'wp_img_alignleft',
  67                                 'wp_img_aligncenter',
  68                                 'wp_img_alignright',
  69                                 'wp_img_alignnone',
  70                                 'wp_img_edit',
  71                                 'wp_img_remove'
  72                         ] );
  73                 }
  74         } );
  75
  76         editor.on( 'wptoolbar', function( event ) {
  77                 if ( event.element.nodeName === 'IMG' && ! isPlaceholder( event.element ) ) {
  78                         event.toolbar = toolbar;
  79                 }
  80         } );
  81
  82         // Safari on iOS fails to select image nodes in contentEditoble mode on touch/click.
  83         // Select them again.
  84         if ( iOS ) {
  85                 editor.on( 'click', function( event ) {
  86                         if ( event.target.nodeName === 'IMG' ) {
  87                                 var node = event.target;
  88
  89                                 window.setTimeout( function() {
  90                                         editor.selection.select( node );
  91                                         editor.nodeChanged();
  92                                 }, 200 );
  93                         } else if ( toolbar ) {
  94                                 toolbar.hide();
  95                         }
  96                 } );
  97         }
  98
  99         function parseShortcode( content ) {
 100                 return content.replace( /(?:<p>)?\[(?:wp_)?caption([^\]]+)\]([\s\S]+?)\[\/(?:wp_)?caption\](?:<\/p>)?/g, function( a, b, c ) {
 101                         var id, align, classes, caption, img, width;
 102
 103                         id = b.match( /id=['"]([^'"]*)['"] ?/ );
 104                         if ( id ) {
 105                                 b = b.replace( id[0], '' );
 106                         }
 107
 108                         align = b.match( /align=['"]([^'"]*)['"] ?/ );
 109                         if ( align ) {
 110                                 b = b.replace( align[0], '' );
 111                         }
 112
 113                         classes = b.match( /class=['"]([^'"]*)['"] ?/ );
 114                         if ( classes ) {
 115                                 b = b.replace( classes[0], '' );
 116                         }
 117
 118                         width = b.match( /width=['"]([0-9]*)['"] ?/ );
 119                         if ( width ) {
 120                                 b = b.replace( width[0], '' );
 121                         }
 122
 123                         c = trim( c );
 124                         img = c.match( /((?:<a [^>]+>)?<img [^>]+>(?:<\/a>)?)([\s\S]*)/i );
 125
 126                         if ( img && img[2] ) {
 127                                 caption = trim( img[2] );
 128                                 img = trim( img[1] );
 129                         } else {
 130                                 // old captions shortcode style
 131                                 caption = trim( b ).replace( /caption=['"]/, '' ).replace( /['"]$/, '' );
 132                                 img = c;
 133                         }
 134
 135                         id = ( id && id[1] ) ? id[1].replace( /[<>&]+/g,  '' ) : '';
 136                         align = ( align && align[1] ) ? align[1] : 'alignnone';
 137                         classes = ( classes && classes[1] ) ? ' ' + classes[1].replace( /[<>&]+/g,  '' ) : '';
 138
 139                         if ( ! width && img ) {
 140                                 width = img.match( /width=['"]([0-9]*)['"]/ );
 141                         }
 142
 143                         if ( width && width[1] ) {
 144                                 width = width[1];
 145                         }
 146
 147                         if ( ! width || ! caption ) {
 148                                 return c;
 149                         }
 150
 151                         width = parseInt( width, 10 );
 152                         if ( ! editor.getParam( 'wpeditimage_html5_captions' ) ) {
 153                                 width += 10;
 154                         }
 155
 156                         return '<div class="mceTemp"><dl id="' + id + '" class="wp-caption ' + align + classes + '" style="width: ' + width + 'px">' +
 157                                 '<dt class="wp-caption-dt">'+ img +'</dt><dd class="wp-caption-dd">'+ caption +'</dd></dl></div>';
 158                 });
 159         }
 160
 161         function getShortcode( content ) {
 162                 return content.replace( /<div (?:id="attachment_|class="mceTemp)[^>]*>([\s\S]+?)<\/div>/g, function( a, b ) {
 163                         var out = '';
 164
 165                         if ( b.indexOf('<img ') === -1 ) {
 166                                 // Broken caption. The user managed to drag the image out?
 167                                 // Try to return the caption text as a paragraph.
 168                                 out = b.match( /<dd [^>]+>([\s\S]+?)<\/dd>/i );
 169
 170                                 if ( out && out[1] ) {
 171                                         return '<p>' + out[1] + '</p>';
 172                                 }
 173
 174                                 return '';
 175                         }
 176
 177                         out = b.replace( /\s*<dl ([^>]+)>\s*<dt [^>]+>([\s\S]+?)<\/dt>\s*<dd [^>]+>([\s\S]*?)<\/dd>\s*<\/dl>\s*/gi, function( a, b, c, caption ) {
 178                                 var id, classes, align, width;
 179
 180                                 width = c.match( /width="([0-9]*)"/ );
 181                                 width = ( width && width[1] ) ? width[1] : '';
 182
 183                                 classes = b.match( /class="([^"]*)"/ );
 184                                 classes = ( classes && classes[1] ) ? classes[1] : '';
 185                                 align = classes.match( /align[a-z]+/i ) || 'alignnone';
 186
 187                                 if ( ! width || ! caption ) {
 188                                         if ( 'alignnone' !== align[0] ) {
 189                                                 c = c.replace( /><img/, ' class="' + align[0] + '"><img' );
 190                                         }
 191                                         return c;
 192                                 }
 193
 194                                 id = b.match( /id="([^"]*)"/ );
 195                                 id = ( id && id[1] ) ? id[1] : '';
 196
 197                                 classes = classes.replace( /wp-caption ?|align[a-z]+ ?/gi, '' );
 198
 199                                 if ( classes ) {
 200                                         classes = ' class="' + classes + '"';
 201                                 }
 202
 203                                 caption = caption.replace( /\r\n|\r/g, '\n' ).replace( /<[a-zA-Z0-9]+( [^<>]+)?>/g, function( a ) {
 204                                         // no line breaks inside HTML tags
 205                                         return a.replace( /[\r\n\t]+/, ' ' );
 206                                 });
 207
 208                                 // convert remaining line breaks to <br>
 209                                 caption = caption.replace( /\s*\n\s*/g, '<br />' );
 210
 211                                 return '[caption id="' + id + '" align="' + align + '" width="' + width + '"' + classes + ']' + c + ' ' + caption + '[/caption]';
 212                         });
 213
 214                         if ( out.indexOf('[caption') === -1 ) {
 215                                 // the caption html seems broken, try to find the image that may be wrapped in a link
 216                                 // and may be followed by <p> with the caption text.
 217                                 out = b.replace( /[\s\S]*?((?:<a [^>]+>)?<img [^>]+>(?:<\/a>)?)(<p>[\s\S]*<\/p>)?[\s\S]*/gi, '<p>$1</p>$2' );
 218                         }
 219
 220                         return out;
 221                 });
 222         }
 223
 224         function extractImageData( imageNode ) {
 225                 var classes, extraClasses, metadata, captionBlock, caption, link, width, height,
 226                         captionClassName = [],
 227                         dom = editor.dom,
 228                         isIntRegExp = /^\d+$/;
 229
 230                 // default attributes
 231                 metadata = {
 232                         attachment_id: false,
 233                         size: 'custom',
 234                         caption: '',
 235                         align: 'none',
 236                         extraClasses: '',
 237                         link: false,
 238                         linkUrl: '',
 239                         linkClassName: '',
 240                         linkTargetBlank: false,
 241                         linkRel: '',
 242                         title: ''
 243                 };
 244
 245                 metadata.url = dom.getAttrib( imageNode, 'src' );
 246                 metadata.alt = dom.getAttrib( imageNode, 'alt' );
 247                 metadata.title = dom.getAttrib( imageNode, 'title' );
 248
 249                 width = dom.getAttrib( imageNode, 'width' );
 250                 height = dom.getAttrib( imageNode, 'height' );
 251
 252                 if ( ! isIntRegExp.test( width ) || parseInt( width, 10 ) < 1 ) {
 253                         width = imageNode.naturalWidth || imageNode.width;
 254                 }
 255
 256                 if ( ! isIntRegExp.test( height ) || parseInt( height, 10 ) < 1 ) {
 257                         height = imageNode.naturalHeight || imageNode.height;
 258                 }
 259
 260                 metadata.customWidth = metadata.width = width;
 261                 metadata.customHeight = metadata.height = height;
 262
 263                 classes = tinymce.explode( imageNode.className, ' ' );
 264                 extraClasses = [];
 265
 266                 tinymce.each( classes, function( name ) {
 267
 268                         if ( /^wp-image/.test( name ) ) {
 269                                 metadata.attachment_id = parseInt( name.replace( 'wp-image-', '' ), 10 );
 270                         } else if ( /^align/.test( name ) ) {
 271                                 metadata.align = name.replace( 'align', '' );
 272                         } else if ( /^size/.test( name ) ) {
 273                                 metadata.size = name.replace( 'size-', '' );
 274                         } else {
 275                                 extraClasses.push( name );
 276                         }
 277
 278                 } );
 279
 280                 metadata.extraClasses = extraClasses.join( ' ' );
 281
 282                 // Extract caption
 283                 captionBlock = dom.getParents( imageNode, '.wp-caption' );
 284
 285                 if ( captionBlock.length ) {
 286                         captionBlock = captionBlock[0];
 287
 288                         classes = captionBlock.className.split( ' ' );
 289                         tinymce.each( classes, function( name ) {
 290                                 if ( /^align/.test( name ) ) {
 291                                         metadata.align = name.replace( 'align', '' );
 292                                 } else if ( name && name !== 'wp-caption' ) {
 293                                         captionClassName.push( name );
 294                                 }
 295                         } );
 296
 297                         metadata.captionClassName = captionClassName.join( ' ' );
 298
 299                         caption = dom.select( 'dd.wp-caption-dd', captionBlock );
 300                         if ( caption.length ) {
 301                                 caption = caption[0];
 302
 303                                 metadata.caption = editor.serializer.serialize( caption )
 304                                         .replace( /<br[^>]*>/g, '$&\n' ).replace( /^<p>/, '' ).replace( /<\/p>$/, '' );
 305                         }
 306                 }
 307
 308                 // Extract linkTo
 309                 if ( imageNode.parentNode && imageNode.parentNode.nodeName === 'A' ) {
 310                         link = imageNode.parentNode;
 311                         metadata.linkUrl = dom.getAttrib( link, 'href' );
 312                         metadata.linkTargetBlank = dom.getAttrib( link, 'target' ) === '_blank' ? true : false;
 313                         metadata.linkRel = dom.getAttrib( link, 'rel' );
 314                         metadata.linkClassName = link.className;
 315                 }
 316
 317                 return metadata;
 318         }
 319
 320         function hasTextContent( node ) {
 321                 return node && !! ( node.textContent || node.innerText );
 322         }
 323
 324         // Verify HTML in captions
 325         function verifyHTML( caption ) {
 326                 if ( ! caption || ( caption.indexOf( '<' ) === -1 && caption.indexOf( '>' ) === -1 ) ) {
 327                         return caption;
 328                 }
 329
 330                 if ( ! serializer ) {
 331                         serializer = new tinymce.html.Serializer( {}, editor.schema );
 332                 }
 333
 334                 return serializer.serialize( editor.parser.parse( caption, { forced_root_block: false } ) );
 335         }
 336
 337         function updateImage( imageNode, imageData ) {
 338                 var classes, className, node, html, parent, wrap, linkNode,
 339                         captionNode, dd, dl, id, attrs, linkAttrs, width, height, align,
 340                         dom = editor.dom;
 341
 342                 classes = tinymce.explode( imageData.extraClasses, ' ' );
 343
 344                 if ( ! classes ) {
 345                         classes = [];
 346                 }
 347
 348                 if ( ! imageData.caption ) {
 349                         classes.push( 'align' + imageData.align );
 350                 }
 351
 352                 if ( imageData.attachment_id ) {
 353                         classes.push( 'wp-image-' + imageData.attachment_id );
 354                         if ( imageData.size && imageData.size !== 'custom' ) {
 355                                 classes.push( 'size-' + imageData.size );
 356                         }
 357                 }
 358
 359                 width = imageData.width;
 360                 height = imageData.height;
 361
 362                 if ( imageData.size === 'custom' ) {
 363                         width = imageData.customWidth;
 364                         height = imageData.customHeight;
 365                 }
 366
 367                 attrs = {
 368                         src: imageData.url,
 369                         width: width || null,
 370                         height: height || null,
 371                         alt: imageData.alt,
 372                         title: imageData.title || null,
 373                         'class': classes.join( ' ' ) || null
 374                 };
 375
 376                 dom.setAttribs( imageNode, attrs );
 377
 378                 linkAttrs = {
 379                         href: imageData.linkUrl,
 380                         rel: imageData.linkRel || null,
 381                         target: imageData.linkTargetBlank ? '_blank': null,
 382                         'class': imageData.linkClassName || null
 383                 };
 384
 385                 if ( imageNode.parentNode && imageNode.parentNode.nodeName === 'A' && ! hasTextContent( imageNode.parentNode ) ) {
 386                         // Update or remove an existing link wrapped around the image
 387                         if ( imageData.linkUrl ) {
 388                                 dom.setAttribs( imageNode.parentNode, linkAttrs );
 389                         } else {
 390                                 dom.remove( imageNode.parentNode, true );
 391                         }
 392                 } else if ( imageData.linkUrl ) {
 393                         if ( linkNode = dom.getParent( imageNode, 'a' ) ) {
 394                                 // The image is inside a link together with other nodes,
 395                                 // or is nested in another node, move it out
 396                                 dom.insertAfter( imageNode, linkNode );
 397                         }
 398
 399                         // Add link wrapped around the image
 400                         linkNode = dom.create( 'a', linkAttrs );
 401                         imageNode.parentNode.insertBefore( linkNode, imageNode );
 402                         linkNode.appendChild( imageNode );
 403                 }
 404
 405                 captionNode = editor.dom.getParent( imageNode, '.mceTemp' );
 406
 407                 if ( imageNode.parentNode && imageNode.parentNode.nodeName === 'A' && ! hasTextContent( imageNode.parentNode ) ) {
 408                         node = imageNode.parentNode;
 409                 } else {
 410                         node = imageNode;
 411                 }
 412
 413                 if ( imageData.caption ) {
 414                         imageData.caption = verifyHTML( imageData.caption );
 415
 416                         id = imageData.attachment_id ? 'attachment_' + imageData.attachment_id : null;
 417                         align = 'align' + ( imageData.align || 'none' );
 418                         className = 'wp-caption ' + align;
 419
 420                         if ( imageData.captionClassName ) {
 421                                 className += ' ' + imageData.captionClassName.replace( /[<>&]+/g,  '' );
 422                         }
 423
 424                         if ( ! editor.getParam( 'wpeditimage_html5_captions' ) ) {
 425                                 width = parseInt( width, 10 );
 426                                 width += 10;
 427                         }
 428
 429                         if ( captionNode ) {
 430                                 dl = dom.select( 'dl.wp-caption', captionNode );
 431
 432                                 if ( dl.length ) {
 433                                         dom.setAttribs( dl, {
 434                                                 id: id,
 435                                                 'class': className,
 436                                                 style: 'width: ' + width + 'px'
 437                                         } );
 438                                 }
 439
 440                                 dd = dom.select( '.wp-caption-dd', captionNode );
 441
 442                                 if ( dd.length ) {
 443                                         dom.setHTML( dd[0], imageData.caption );
 444                                 }
 445
 446                         } else {
 447                                 id = id ? 'id="'+ id +'" ' : '';
 448
 449                                 // should create a new function for generating the caption markup
 450                                 html =  '<dl ' + id + 'class="' + className +'" style="width: '+ width +'px">' +
 451                                         '<dt class="wp-caption-dt"></dt><dd class="wp-caption-dd">'+ imageData.caption +'</dd></dl>';
 452
 453                                 wrap = dom.create( 'div', { 'class': 'mceTemp' }, html );
 454
 455                                 if ( parent = dom.getParent( node, 'p' ) ) {
 456                                         parent.parentNode.insertBefore( wrap, parent );
 457                                 } else {
 458                                         node.parentNode.insertBefore( wrap, node );
 459                                 }
 460
 461                                 editor.$( wrap ).find( 'dt.wp-caption-dt' ).append( node );
 462
 463                                 if ( parent && dom.isEmpty( parent ) ) {
 464                                         dom.remove( parent );
 465                                 }
 466                         }
 467                 } else if ( captionNode ) {
 468                         // Remove the caption wrapper and place the image in new paragraph
 469                         parent = dom.create( 'p' );
 470                         captionNode.parentNode.insertBefore( parent, captionNode );
 471                         parent.appendChild( node );
 472                         dom.remove( captionNode );
 473                 }
 474
 475                 if ( wp.media.events ) {
 476                         wp.media.events.trigger( 'editor:image-update', {
 477                                 editor: editor,
 478                                 metadata: imageData,
 479                                 image: imageNode
 480                         } );
 481                 }
 482
 483                 editor.nodeChanged();
 484         }
 485
 486         function editImage( img ) {
 487                 var frame, callback, metadata;
 488
 489                 if ( typeof wp === 'undefined' || ! wp.media ) {
 490                         editor.execCommand( 'mceImage' );
 491                         return;
 492                 }
 493
 494                 metadata = extractImageData( img );
 495
 496                 // Manipulate the metadata by reference that is fed into the PostImage model used in the media modal
 497                 wp.media.events.trigger( 'editor:image-edit', {
 498                         editor: editor,
 499                         metadata: metadata,
 500                         image: img
 501                 } );
 502
 503                 frame = wp.media({
 504                         frame: 'image',
 505                         state: 'image-details',
 506                         metadata: metadata
 507                 } );
 508
 509                 wp.media.events.trigger( 'editor:frame-create', { frame: frame } );
 510
 511                 callback = function( imageData ) {
 512                         editor.focus();
 513                         editor.undoManager.transact( function() {
 514                                 updateImage( img, imageData );
 515                         } );
 516                         frame.detach();
 517                 };
 518
 519                 frame.state('image-details').on( 'update', callback );
 520                 frame.state('replace-image').on( 'replace', callback );
 521                 frame.on( 'close', function() {
 522                         editor.focus();
 523                         frame.detach();
 524                 });
 525
 526                 frame.open();
 527         }
 528
 529         function removeImage( node ) {
 530                 var wrap = editor.dom.getParent( node, 'div.mceTemp' );
 531
 532                 if ( ! wrap && node.nodeName === 'IMG' ) {
 533                         wrap = editor.dom.getParent( node, 'a' );
 534                 }
 535
 536                 if ( wrap ) {
 537                         if ( wrap.nextSibling ) {
 538                                 editor.selection.select( wrap.nextSibling );
 539                         } else if ( wrap.previousSibling ) {
 540                                 editor.selection.select( wrap.previousSibling );
 541                         } else {
 542                                 editor.selection.select( wrap.parentNode );
 543                         }
 544
 545                         editor.selection.collapse( true );
 546                         editor.dom.remove( wrap );
 547                 } else {
 548                         editor.dom.remove( node );
 549                 }
 550
 551                 editor.nodeChanged();
 552                 editor.undoManager.add();
 553         }
 554
 555         editor.on( 'init', function() {
 556                 var dom = editor.dom,
 557                         captionClass = editor.getParam( 'wpeditimage_html5_captions' ) ? 'html5-captions' : 'html4-captions';
 558
 559                 dom.addClass( editor.getBody(), captionClass );
 560
 561                 // Add caption field to the default image dialog
 562                 editor.on( 'wpLoadImageForm', function( event ) {
 563                         if ( editor.getParam( 'wpeditimage_disable_captions' ) ) {
 564                                 return;
 565                         }
 566
 567                         var captionField = {
 568                                 type: 'textbox',
 569                                 flex: 1,
 570                                 name: 'caption',
 571                                 minHeight: 60,
 572                                 multiline: true,
 573                                 scroll: true,
 574                                 label: 'Image caption'
 575                         };
 576
 577                         event.data.splice( event.data.length - 1, 0, captionField );
 578                 });
 579
 580                 // Fix caption parent width for images added from URL
 581                 editor.on( 'wpNewImageRefresh', function( event ) {
 582                         var parent, captionWidth;
 583
 584                         if ( parent = dom.getParent( event.node, 'dl.wp-caption' ) ) {
 585                                 if ( ! parent.style.width ) {
 586                                         captionWidth = parseInt( event.node.clientWidth, 10 ) + 10;
 587                                         captionWidth = captionWidth ? captionWidth + 'px' : '50%';
 588                                         dom.setStyle( parent, 'width', captionWidth );
 589                                 }
 590                         }
 591                 });
 592
 593                 editor.on( 'wpImageFormSubmit', function( event ) {
 594                         var data = event.imgData.data,
 595                                 imgNode = event.imgData.node,
 596                                 caption = event.imgData.caption,
 597                                 captionId = '',
 598                                 captionAlign = '',
 599                                 captionWidth = '',
 600                                 wrap, parent, node, html, imgId;
 601
 602                         // Temp image id so we can find the node later
 603                         data.id = '__wp-temp-img-id';
 604                         // Cancel the original callback
 605                         event.imgData.cancel = true;
 606
 607                         if ( ! data.style ) {
 608                                 data.style = null;
 609                         }
 610
 611                         if ( ! data.src ) {
 612                                 // Delete the image and the caption
 613                                 if ( imgNode ) {
 614                                         if ( wrap = dom.getParent( imgNode, 'div.mceTemp' ) ) {
 615                                                 dom.remove( wrap );
 616                                         } else if ( imgNode.parentNode.nodeName === 'A' ) {
 617                                                 dom.remove( imgNode.parentNode );
 618                                         } else {
 619                                                 dom.remove( imgNode );
 620                                         }
 621
 622                                         editor.nodeChanged();
 623                                 }
 624                                 return;
 625                         }
 626
 627                         if ( caption ) {
 628                                 caption = caption.replace( /\r\n|\r/g, '\n' ).replace( /<\/?[a-zA-Z0-9]+( [^<>]+)?>/g, function( a ) {
 629                                         // No line breaks inside HTML tags
 630                                         return a.replace( /[\r\n\t]+/, ' ' );
 631                                 });
 632
 633                                 // Convert remaining line breaks to <br>
 634                                 caption = caption.replace( /(<br[^>]*>)\s*\n\s*/g, '$1' ).replace( /\s*\n\s*/g, '<br />' );
 635                                 caption = verifyHTML( caption );
 636                         }
 637
 638                         if ( ! imgNode ) {
 639                                 // New image inserted
 640                                 html = dom.createHTML( 'img', data );
 641
 642                                 if ( caption ) {
 643                                         node = editor.selection.getNode();
 644
 645                                         if ( data.width ) {
 646                                                 captionWidth = parseInt( data.width, 10 );
 647
 648                                                 if ( ! editor.getParam( 'wpeditimage_html5_captions' ) ) {
 649                                                         captionWidth += 10;
 650                                                 }
 651
 652                                                 captionWidth = ' style="width: ' + captionWidth + 'px"';
 653                                         }
 654
 655                                         html = '<dl class="wp-caption alignnone"' + captionWidth + '>' +
 656                                                 '<dt class="wp-caption-dt">'+ html +'</dt><dd class="wp-caption-dd">'+ caption +'</dd></dl>';
 657
 658                                         if ( node.nodeName === 'P' ) {
 659                                                 parent = node;
 660                                         } else {
 661                                                 parent = dom.getParent( node, 'p' );
 662                                         }
 663
 664                                         if ( parent && parent.nodeName === 'P' ) {
 665                                                 wrap = dom.create( 'div', { 'class': 'mceTemp' }, html );
 666                                                 parent.parentNode.insertBefore( wrap, parent );
 667                                                 editor.selection.select( wrap );
 668                                                 editor.nodeChanged();
 669
 670                                                 if ( dom.isEmpty( parent ) ) {
 671                                                         dom.remove( parent );
 672                                                 }
 673                                         } else {
 674                                                 editor.selection.setContent( '<div class="mceTemp">' + html + '</div>' );
 675                                         }
 676                                 } else {
 677                                         editor.selection.setContent( html );
 678                                 }
 679                         } else {
 680                                 // Edit existing image
 681
 682                                 // Store the original image id if any
 683                                 imgId = imgNode.id || null;
 684                                 // Update the image node
 685                                 dom.setAttribs( imgNode, data );
 686                                 wrap = dom.getParent( imgNode, 'dl.wp-caption' );
 687
 688                                 if ( caption ) {
 689                                         if ( wrap ) {
 690                                                 if ( parent = dom.select( 'dd.wp-caption-dd', wrap )[0] ) {
 691                                                         parent.innerHTML = caption;
 692                                                 }
 693                                         } else {
 694                                                 if ( imgNode.className ) {
 695                                                         captionId = imgNode.className.match( /wp-image-([0-9]+)/ );
 696                                                         captionAlign = imgNode.className.match( /align(left|right|center|none)/ );
 697                                                 }
 698
 699                                                 if ( captionAlign ) {
 700                                                         captionAlign = captionAlign[0];
 701                                                         imgNode.className = imgNode.className.replace( /align(left|right|center|none)/g, '' );
 702                                                 } else {
 703                                                         captionAlign = 'alignnone';
 704                                                 }
 705
 706                                                 captionAlign = ' class="wp-caption ' + captionAlign + '"';
 707
 708                                                 if ( captionId ) {
 709                                                         captionId = ' id="attachment_' + captionId[1] + '"';
 710                                                 }
 711
 712                                                 captionWidth = data.width || imgNode.clientWidth;
 713
 714                                                 if ( captionWidth ) {
 715                                                         captionWidth = parseInt( captionWidth, 10 );
 716
 717                                                         if ( ! editor.getParam( 'wpeditimage_html5_captions' ) ) {
 718                                                                 captionWidth += 10;
 719                                                         }
 720
 721                                                         captionWidth = ' style="width: '+ captionWidth +'px"';
 722                                                 }
 723
 724                                                 if ( imgNode.parentNode && imgNode.parentNode.nodeName === 'A' ) {
 725                                                         node = imgNode.parentNode;
 726                                                 } else {
 727                                                         node = imgNode;
 728                                                 }
 729
 730                                                 html = '<dl ' + captionId + captionAlign + captionWidth + '>' +
 731                                                         '<dt class="wp-caption-dt"></dt><dd class="wp-caption-dd">'+ caption +'</dd></dl>';
 732
 733                                                 wrap = dom.create( 'div', { 'class': 'mceTemp' }, html );
 734
 735                                                 if ( parent = dom.getParent( node, 'p' ) ) {
 736                                                         parent.parentNode.insertBefore( wrap, parent );
 737                                                 } else {
 738                                                         node.parentNode.insertBefore( wrap, node );
 739                                                 }
 740
 741                                                 editor.$( wrap ).find( 'dt.wp-caption-dt' ).append( node );
 742
 743                                                 if ( parent && dom.isEmpty( parent ) ) {
 744                                                         dom.remove( parent );
 745                                                 }
 746                                         }
 747                                 } else {
 748                                         if ( wrap ) {
 749                                                 // Remove the caption wrapper and place the image in new paragraph
 750                                                 if ( imgNode.parentNode.nodeName === 'A' ) {
 751                                                         html = dom.getOuterHTML( imgNode.parentNode );
 752                                                 } else {
 753                                                         html = dom.getOuterHTML( imgNode );
 754                                                 }
 755
 756                                                 parent = dom.create( 'p', {}, html );
 757                                                 dom.insertAfter( parent, wrap.parentNode );
 758                                                 editor.selection.select( parent );
 759                                                 editor.nodeChanged();
 760                                                 dom.remove( wrap.parentNode );
 761                                         }
 762                                 }
 763                         }
 764
 765                         imgNode = dom.get('__wp-temp-img-id');
 766                         dom.setAttrib( imgNode, 'id', imgId );
 767                         event.imgData.node = imgNode;
 768                 });
 769
 770                 editor.on( 'wpLoadImageData', function( event ) {
 771                         var parent,
 772                                 data = event.imgData.data,
 773                                 imgNode = event.imgData.node;
 774
 775                         if ( parent = dom.getParent( imgNode, 'dl.wp-caption' ) ) {
 776                                 parent = dom.select( 'dd.wp-caption-dd', parent )[0];
 777
 778                                 if ( parent ) {
 779                                         data.caption = editor.serializer.serialize( parent )
 780                                                 .replace( /<br[^>]*>/g, '$&\n' ).replace( /^<p>/, '' ).replace( /<\/p>$/, '' );
 781                                 }
 782                         }
 783                 });
 784
 785                 dom.bind( editor.getDoc(), 'dragstart', function( event ) {
 786                         var node = editor.selection.getNode();
 787
 788                         // Prevent dragging images out of the caption elements
 789                         if ( node.nodeName === 'IMG' && dom.getParent( node, '.wp-caption' ) ) {
 790                                 event.preventDefault();
 791                         }
 792                 });
 793
 794                 // Prevent IE11 from making dl.wp-caption resizable
 795                 if ( tinymce.Env.ie && tinymce.Env.ie > 10 ) {
 796                         // The 'mscontrolselect' event is supported only in IE11+
 797                         dom.bind( editor.getBody(), 'mscontrolselect', function( event ) {
 798                                 if ( event.target.nodeName === 'IMG' && dom.getParent( event.target, '.wp-caption' ) ) {
 799                                         // Hide the thick border with resize handles around dl.wp-caption
 800                                         editor.getBody().focus(); // :(
 801                                 } else if ( event.target.nodeName === 'DL' && dom.hasClass( event.target, 'wp-caption' ) ) {
 802                                         // Trigger the thick border with resize handles...
 803                                         // This will make the caption text editable.
 804                                         event.target.focus();
 805                                 }
 806                         });
 807                 }
 808         });
 809
 810         editor.on( 'ObjectResized', function( event ) {
 811                 var node = event.target;
 812
 813                 if ( node.nodeName === 'IMG' ) {
 814                         editor.undoManager.transact( function() {
 815                                 var parent, width,
 816                                         dom = editor.dom;
 817
 818                                 node.className = node.className.replace( /\bsize-[^ ]+/, '' );
 819
 820                                 if ( parent = dom.getParent( node, '.wp-caption' ) ) {
 821                                         width = event.width || dom.getAttrib( node, 'width' );
 822
 823                                         if ( width ) {
 824                                                 width = parseInt( width, 10 );
 825
 826                                                 if ( ! editor.getParam( 'wpeditimage_html5_captions' ) ) {
 827                                                         width += 10;
 828                                                 }
 829
 830                                                 dom.setStyle( parent, 'width', width + 'px' );
 831                                         }
 832                                 }
 833                         });
 834                 }
 835     });
 836
 837         editor.on( 'BeforeExecCommand', function( event ) {
 838                 var node, p, DL, align, replacement,
 839                         cmd = event.command,
 840                         dom = editor.dom;
 841
 842                 if ( cmd === 'mceInsertContent' ) {
 843                         // When inserting content, if the caret is inside a caption create new paragraph under
 844                         // and move the caret there
 845                         if ( node = dom.getParent( editor.selection.getNode(), 'div.mceTemp' ) ) {
 846                                 p = dom.create( 'p' );
 847                                 dom.insertAfter( p, node );
 848                                 editor.selection.setCursorLocation( p, 0 );
 849                                 editor.nodeChanged();
 850                         }
 851                 } else if ( cmd === 'JustifyLeft' || cmd === 'JustifyRight' || cmd === 'JustifyCenter' || cmd === 'wpAlignNone' ) {
 852                         node = editor.selection.getNode();
 853                         align = 'align' + cmd.slice( 7 ).toLowerCase();
 854                         DL = editor.dom.getParent( node, '.wp-caption' );
 855
 856                         if ( node.nodeName !== 'IMG' && ! DL ) {
 857                                 return;
 858                         }
 859
 860                         node = DL || node;
 861
 862                         if ( editor.dom.hasClass( node, align ) ) {
 863                                 replacement = ' alignnone';
 864                         } else {
 865                                 replacement = ' ' + align;
 866                         }
 867
 868                         node.className = trim( node.className.replace( / ?align(left|center|right|none)/g, '' ) + replacement );
 869
 870                         editor.nodeChanged();
 871                         event.preventDefault();
 872
 873                         if ( toolbar ) {
 874                                 toolbar.reposition();
 875                         }
 876
 877                         editor.fire( 'ExecCommand', {
 878                                 command: cmd,
 879                                 ui: event.ui,
 880                                 value: event.value
 881                         } );
 882                 }
 883         });
 884
 885         editor.on( 'keydown', function( event ) {
 886                 var node, wrap, P, spacer,
 887                         selection = editor.selection,
 888                         keyCode = event.keyCode,
 889                         dom = editor.dom,
 890                         VK = tinymce.util.VK;
 891
 892                 if ( keyCode === VK.ENTER ) {
 893                         // When pressing Enter inside a caption move the caret to a new parapraph under it
 894                         node = selection.getNode();
 895                         wrap = dom.getParent( node, 'div.mceTemp' );
 896
 897                         if ( wrap ) {
 898                                 dom.events.cancel( event ); // Doesn't cancel all :(
 899
 900                                 // Remove any extra dt and dd cleated on pressing Enter...
 901                                 tinymce.each( dom.select( 'dt, dd', wrap ), function( element ) {
 902                                         if ( dom.isEmpty( element ) ) {
 903                                                 dom.remove( element );
 904                                         }
 905                                 });
 906
 907                                 spacer = tinymce.Env.ie && tinymce.Env.ie < 11 ? '' : '<br data-mce-bogus="1" />';
 908                                 P = dom.create( 'p', null, spacer );
 909
 910                                 if ( node.nodeName === 'DD' ) {
 911                                         dom.insertAfter( P, wrap );
 912                                 } else {
 913                                         wrap.parentNode.insertBefore( P, wrap );
 914                                 }
 915
 916                                 editor.nodeChanged();
 917                                 selection.setCursorLocation( P, 0 );
 918                         }
 919                 } else if ( keyCode === VK.DELETE || keyCode === VK.BACKSPACE ) {
 920                         node = selection.getNode();
 921
 922                         if ( node.nodeName === 'DIV' && dom.hasClass( node, 'mceTemp' ) ) {
 923                                 wrap = node;
 924                         } else if ( node.nodeName === 'IMG' || node.nodeName === 'DT' || node.nodeName === 'A' ) {
 925                                 wrap = dom.getParent( node, 'div.mceTemp' );
 926                         }
 927
 928                         if ( wrap ) {
 929                                 dom.events.cancel( event );
 930                                 removeImage( node );
 931                                 return false;
 932                         }
 933                 }
 934         });
 935
 936         // After undo/redo FF seems to set the image height very slowly when it is set to 'auto' in the CSS.
 937         // This causes image.getBoundingClientRect() to return wrong values and the resize handles are shown in wrong places.
 938         // Collapse the selection to remove the resize handles.
 939         if ( tinymce.Env.gecko ) {
 940                 editor.on( 'undo redo', function() {
 941                         if ( editor.selection.getNode().nodeName === 'IMG' ) {
 942                                 editor.selection.collapse();
 943                         }
 944                 });
 945         }
 946
 947         editor.wpSetImgCaption = function( content ) {
 948                 return parseShortcode( content );
 949         };
 950
 951         editor.wpGetImgCaption = function( content ) {
 952                 return getShortcode( content );
 953         };
 954
 955         editor.on( 'BeforeSetContent', function( event ) {
 956                 if ( event.format !== 'raw' ) {
 957                         event.content = editor.wpSetImgCaption( event.content );
 958                 }
 959         });
 960
 961         editor.on( 'PostProcess', function( event ) {
 962                 if ( event.get ) {
 963                         event.content = editor.wpGetImgCaption( event.content );
 964                 }
 965         });
 966
 967         // Add to editor.wp
 968         editor.wp = editor.wp || {};
 969         editor.wp.isPlaceholder = isPlaceholder;
 970
 971         // Back-compat.
 972         return {
 973                 _do_shcode: parseShortcode,
 974                 _get_shcode: getShortcode
 975         };
 976 });