wp/wp-includes/js/tinymce/plugins/wpeditimage/plugin.js
changeset 5 5e2f62d02dcd
child 7 cf61fcea0001
equal deleted inserted replaced
4:346c88efed21 5:5e2f62d02dcd
       
     1 /* global tinymce */
       
     2 tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
       
     3 	var toolbar, serializer,
       
     4 		each = tinymce.each,
       
     5 		iOS = tinymce.Env.iOS;
       
     6 
       
     7 	function isPlaceholder( node ) {
       
     8 		return !! ( editor.dom.getAttrib( node, 'data-mce-placeholder' ) || editor.dom.getAttrib( node, 'data-mce-object' ) );
       
     9 	}
       
    10 
       
    11 	editor.addButton( 'wp_img_remove', {
       
    12 		tooltip: 'Remove',
       
    13 		icon: 'dashicon dashicons-no',
       
    14 		onclick: function() {
       
    15 			removeImage( editor.selection.getNode() );
       
    16 		}
       
    17 	} );
       
    18 
       
    19 	editor.addButton( 'wp_img_edit', {
       
    20 		tooltip: 'Edit ', // trailing space is needed, used for context
       
    21 		icon: 'dashicon dashicons-edit',
       
    22 		onclick: function() {
       
    23 			editImage( editor.selection.getNode() );
       
    24 		}
       
    25 	} );
       
    26 
       
    27 	each( {
       
    28 		alignleft: 'Align left',
       
    29 		aligncenter: 'Align center',
       
    30 		alignright: 'Align right',
       
    31 		alignnone: 'No alignment'
       
    32 	}, function( tooltip, name ) {
       
    33 		var direction = name.slice( 5 );
       
    34 
       
    35 		editor.addButton( 'wp_img_' + name, {
       
    36 			tooltip: tooltip,
       
    37 			icon: 'dashicon dashicons-align-' + direction,
       
    38 			cmd: 'alignnone' === name ? 'wpAlignNone' : 'Justify' + direction.slice( 0, 1 ).toUpperCase() + direction.slice( 1 ),
       
    39 			onPostRender: function() {
       
    40 				var self = this;
       
    41 
       
    42 				editor.on( 'NodeChange', function( event ) {
       
    43 					var node;
       
    44 
       
    45 					// Don't bother.
       
    46 					if ( event.element.nodeName !== 'IMG' ) {
       
    47 						return;
       
    48 					}
       
    49 
       
    50 					node = editor.dom.getParent( event.element, '.wp-caption' ) || event.element;
       
    51 
       
    52 					if ( 'alignnone' === name ) {
       
    53 						self.active( ! /\balign(left|center|right)\b/.test( node.className ) );
       
    54 					} else {
       
    55 						self.active( editor.dom.hasClass( node, name ) );
       
    56 					}
       
    57 				} );
       
    58 			}
       
    59 		} );
       
    60 	} );
       
    61 
       
    62 	editor.once( 'preinit', function() {
       
    63 		toolbar = editor.wp._createToolbar( [
       
    64 			'wp_img_alignleft',
       
    65 			'wp_img_aligncenter',
       
    66 			'wp_img_alignright',
       
    67 			'wp_img_alignnone',
       
    68 			'wp_img_edit',
       
    69 			'wp_img_remove'
       
    70 		] );
       
    71 	} );
       
    72 
       
    73 	editor.on( 'wptoolbar', function( event ) {
       
    74 		if ( event.element.nodeName === 'IMG' && ! isPlaceholder( event.element ) ) {
       
    75 			event.toolbar = toolbar;
       
    76 		}
       
    77 	} );
       
    78 
       
    79 	// Safari on iOS fails to select image nodes in contentEditoble mode on touch/click.
       
    80 	// Select them again.
       
    81 	if ( iOS ) {
       
    82 		editor.on( 'click', function( event ) {
       
    83 			if ( event.target.nodeName === 'IMG' ) {
       
    84 				var node = event.target;
       
    85 
       
    86 				window.setTimeout( function() {
       
    87 					editor.selection.select( node );
       
    88 					editor.nodeChanged();
       
    89 				}, 200 );
       
    90 			} else {
       
    91 				toolbar.hide();
       
    92 			}
       
    93 		} );
       
    94 	}
       
    95 
       
    96 	function parseShortcode( content ) {
       
    97 		return content.replace( /(?:<p>)?\[(?:wp_)?caption([^\]]+)\]([\s\S]+?)\[\/(?:wp_)?caption\](?:<\/p>)?/g, function( a, b, c ) {
       
    98 			var id, align, classes, caption, img, width,
       
    99 				trim = tinymce.trim;
       
   100 
       
   101 			id = b.match( /id=['"]([^'"]*)['"] ?/ );
       
   102 			if ( id ) {
       
   103 				b = b.replace( id[0], '' );
       
   104 			}
       
   105 
       
   106 			align = b.match( /align=['"]([^'"]*)['"] ?/ );
       
   107 			if ( align ) {
       
   108 				b = b.replace( align[0], '' );
       
   109 			}
       
   110 
       
   111 			classes = b.match( /class=['"]([^'"]*)['"] ?/ );
       
   112 			if ( classes ) {
       
   113 				b = b.replace( classes[0], '' );
       
   114 			}
       
   115 
       
   116 			width = b.match( /width=['"]([0-9]*)['"] ?/ );
       
   117 			if ( width ) {
       
   118 				b = b.replace( width[0], '' );
       
   119 			}
       
   120 
       
   121 			c = trim( c );
       
   122 			img = c.match( /((?:<a [^>]+>)?<img [^>]+>(?:<\/a>)?)([\s\S]*)/i );
       
   123 
       
   124 			if ( img && img[2] ) {
       
   125 				caption = trim( img[2] );
       
   126 				img = trim( img[1] );
       
   127 			} else {
       
   128 				// old captions shortcode style
       
   129 				caption = trim( b ).replace( /caption=['"]/, '' ).replace( /['"]$/, '' );
       
   130 				img = c;
       
   131 			}
       
   132 
       
   133 			id = ( id && id[1] ) ? id[1].replace( /[<>&]+/g,  '' ) : '';
       
   134 			align = ( align && align[1] ) ? align[1] : 'alignnone';
       
   135 			classes = ( classes && classes[1] ) ? ' ' + classes[1].replace( /[<>&]+/g,  '' ) : '';
       
   136 
       
   137 			if ( ! width && img ) {
       
   138 				width = img.match( /width=['"]([0-9]*)['"]/ );
       
   139 			}
       
   140 
       
   141 			if ( width && width[1] ) {
       
   142 				width = width[1];
       
   143 			}
       
   144 
       
   145 			if ( ! width || ! caption ) {
       
   146 				return c;
       
   147 			}
       
   148 
       
   149 			width = parseInt( width, 10 );
       
   150 			if ( ! editor.getParam( 'wpeditimage_html5_captions' ) ) {
       
   151 				width += 10;
       
   152 			}
       
   153 
       
   154 			return '<div class="mceTemp"><dl id="' + id + '" class="wp-caption ' + align + classes + '" style="width: ' + width + 'px">' +
       
   155 				'<dt class="wp-caption-dt">'+ img +'</dt><dd class="wp-caption-dd">'+ caption +'</dd></dl></div>';
       
   156 		});
       
   157 	}
       
   158 
       
   159 	function getShortcode( content ) {
       
   160 		return content.replace( /<div (?:id="attachment_|class="mceTemp)[^>]*>([\s\S]+?)<\/div>/g, function( a, b ) {
       
   161 			var out = '';
       
   162 
       
   163 			if ( b.indexOf('<img ') === -1 ) {
       
   164 				// Broken caption. The user managed to drag the image out?
       
   165 				// Try to return the caption text as a paragraph.
       
   166 				out = b.match( /<dd [^>]+>([\s\S]+?)<\/dd>/i );
       
   167 
       
   168 				if ( out && out[1] ) {
       
   169 					return '<p>' + out[1] + '</p>';
       
   170 				}
       
   171 
       
   172 				return '';
       
   173 			}
       
   174 
       
   175 			out = b.replace( /\s*<dl ([^>]+)>\s*<dt [^>]+>([\s\S]+?)<\/dt>\s*<dd [^>]+>([\s\S]*?)<\/dd>\s*<\/dl>\s*/gi, function( a, b, c, caption ) {
       
   176 				var id, classes, align, width;
       
   177 
       
   178 				width = c.match( /width="([0-9]*)"/ );
       
   179 				width = ( width && width[1] ) ? width[1] : '';
       
   180 
       
   181 				classes = b.match( /class="([^"]*)"/ );
       
   182 				classes = ( classes && classes[1] ) ? classes[1] : '';
       
   183 				align = classes.match( /align[a-z]+/i ) || 'alignnone';
       
   184 
       
   185 				if ( ! width || ! caption ) {
       
   186 					if ( 'alignnone' !== align[0] ) {
       
   187 						c = c.replace( /><img/, ' class="' + align[0] + '"><img' );
       
   188 					}
       
   189 					return c;
       
   190 				}
       
   191 
       
   192 				id = b.match( /id="([^"]*)"/ );
       
   193 				id = ( id && id[1] ) ? id[1] : '';
       
   194 
       
   195 				classes = classes.replace( /wp-caption ?|align[a-z]+ ?/gi, '' );
       
   196 
       
   197 				if ( classes ) {
       
   198 					classes = ' class="' + classes + '"';
       
   199 				}
       
   200 
       
   201 				caption = caption.replace( /\r\n|\r/g, '\n' ).replace( /<[a-zA-Z0-9]+( [^<>]+)?>/g, function( a ) {
       
   202 					// no line breaks inside HTML tags
       
   203 					return a.replace( /[\r\n\t]+/, ' ' );
       
   204 				});
       
   205 
       
   206 				// convert remaining line breaks to <br>
       
   207 				caption = caption.replace( /\s*\n\s*/g, '<br />' );
       
   208 
       
   209 				return '[caption id="' + id + '" align="' + align + '" width="' + width + '"' + classes + ']' + c + ' ' + caption + '[/caption]';
       
   210 			});
       
   211 
       
   212 			if ( out.indexOf('[caption') === -1 ) {
       
   213 				// the caption html seems broken, try to find the image that may be wrapped in a link
       
   214 				// and may be followed by <p> with the caption text.
       
   215 				out = b.replace( /[\s\S]*?((?:<a [^>]+>)?<img [^>]+>(?:<\/a>)?)(<p>[\s\S]*<\/p>)?[\s\S]*/gi, '<p>$1</p>$2' );
       
   216 			}
       
   217 
       
   218 			return out;
       
   219 		});
       
   220 	}
       
   221 
       
   222 	function extractImageData( imageNode ) {
       
   223 		var classes, extraClasses, metadata, captionBlock, caption, link, width, height,
       
   224 			captionClassName = [],
       
   225 			dom = editor.dom,
       
   226 			isIntRegExp = /^\d+$/;
       
   227 
       
   228 		// default attributes
       
   229 		metadata = {
       
   230 			attachment_id: false,
       
   231 			size: 'custom',
       
   232 			caption: '',
       
   233 			align: 'none',
       
   234 			extraClasses: '',
       
   235 			link: false,
       
   236 			linkUrl: '',
       
   237 			linkClassName: '',
       
   238 			linkTargetBlank: false,
       
   239 			linkRel: '',
       
   240 			title: ''
       
   241 		};
       
   242 
       
   243 		metadata.url = dom.getAttrib( imageNode, 'src' );
       
   244 		metadata.alt = dom.getAttrib( imageNode, 'alt' );
       
   245 		metadata.title = dom.getAttrib( imageNode, 'title' );
       
   246 
       
   247 		width = dom.getAttrib( imageNode, 'width' );
       
   248 		height = dom.getAttrib( imageNode, 'height' );
       
   249 
       
   250 		if ( ! isIntRegExp.test( width ) || parseInt( width, 10 ) < 1 ) {
       
   251 			width = imageNode.naturalWidth || imageNode.width;
       
   252 		}
       
   253 
       
   254 		if ( ! isIntRegExp.test( height ) || parseInt( height, 10 ) < 1 ) {
       
   255 			height = imageNode.naturalHeight || imageNode.height;
       
   256 		}
       
   257 
       
   258 		metadata.customWidth = metadata.width = width;
       
   259 		metadata.customHeight = metadata.height = height;
       
   260 
       
   261 		classes = tinymce.explode( imageNode.className, ' ' );
       
   262 		extraClasses = [];
       
   263 
       
   264 		tinymce.each( classes, function( name ) {
       
   265 
       
   266 			if ( /^wp-image/.test( name ) ) {
       
   267 				metadata.attachment_id = parseInt( name.replace( 'wp-image-', '' ), 10 );
       
   268 			} else if ( /^align/.test( name ) ) {
       
   269 				metadata.align = name.replace( 'align', '' );
       
   270 			} else if ( /^size/.test( name ) ) {
       
   271 				metadata.size = name.replace( 'size-', '' );
       
   272 			} else {
       
   273 				extraClasses.push( name );
       
   274 			}
       
   275 
       
   276 		} );
       
   277 
       
   278 		metadata.extraClasses = extraClasses.join( ' ' );
       
   279 
       
   280 		// Extract caption
       
   281 		captionBlock = dom.getParents( imageNode, '.wp-caption' );
       
   282 
       
   283 		if ( captionBlock.length ) {
       
   284 			captionBlock = captionBlock[0];
       
   285 
       
   286 			classes = captionBlock.className.split( ' ' );
       
   287 			tinymce.each( classes, function( name ) {
       
   288 				if ( /^align/.test( name ) ) {
       
   289 					metadata.align = name.replace( 'align', '' );
       
   290 				} else if ( name && name !== 'wp-caption' ) {
       
   291 					captionClassName.push( name );
       
   292 				}
       
   293 			} );
       
   294 
       
   295 			metadata.captionClassName = captionClassName.join( ' ' );
       
   296 
       
   297 			caption = dom.select( 'dd.wp-caption-dd', captionBlock );
       
   298 			if ( caption.length ) {
       
   299 				caption = caption[0];
       
   300 
       
   301 				metadata.caption = editor.serializer.serialize( caption )
       
   302 					.replace( /<br[^>]*>/g, '$&\n' ).replace( /^<p>/, '' ).replace( /<\/p>$/, '' );
       
   303 			}
       
   304 		}
       
   305 
       
   306 		// Extract linkTo
       
   307 		if ( imageNode.parentNode && imageNode.parentNode.nodeName === 'A' ) {
       
   308 			link = imageNode.parentNode;
       
   309 			metadata.linkUrl = dom.getAttrib( link, 'href' );
       
   310 			metadata.linkTargetBlank = dom.getAttrib( link, 'target' ) === '_blank' ? true : false;
       
   311 			metadata.linkRel = dom.getAttrib( link, 'rel' );
       
   312 			metadata.linkClassName = link.className;
       
   313 		}
       
   314 
       
   315 		return metadata;
       
   316 	}
       
   317 
       
   318 	function hasTextContent( node ) {
       
   319 		return node && !! ( node.textContent || node.innerText );
       
   320 	}
       
   321 
       
   322 	// Verify HTML in captions
       
   323 	function verifyHTML( caption ) {
       
   324 		if ( ! caption || ( caption.indexOf( '<' ) === -1 && caption.indexOf( '>' ) === -1 ) ) {
       
   325 			return caption;
       
   326 		}
       
   327 
       
   328 		if ( ! serializer ) {
       
   329 			serializer = new tinymce.html.Serializer( {}, editor.schema );
       
   330 		}
       
   331 
       
   332 		return serializer.serialize( editor.parser.parse( caption, { forced_root_block: false } ) );
       
   333 	}
       
   334 
       
   335 	function updateImage( imageNode, imageData ) {
       
   336 		var classes, className, node, html, parent, wrap, linkNode,
       
   337 			captionNode, dd, dl, id, attrs, linkAttrs, width, height, align,
       
   338 			dom = editor.dom;
       
   339 
       
   340 		classes = tinymce.explode( imageData.extraClasses, ' ' );
       
   341 
       
   342 		if ( ! classes ) {
       
   343 			classes = [];
       
   344 		}
       
   345 
       
   346 		if ( ! imageData.caption ) {
       
   347 			classes.push( 'align' + imageData.align );
       
   348 		}
       
   349 
       
   350 		if ( imageData.attachment_id ) {
       
   351 			classes.push( 'wp-image-' + imageData.attachment_id );
       
   352 			if ( imageData.size && imageData.size !== 'custom' ) {
       
   353 				classes.push( 'size-' + imageData.size );
       
   354 			}
       
   355 		}
       
   356 
       
   357 		width = imageData.width;
       
   358 		height = imageData.height;
       
   359 
       
   360 		if ( imageData.size === 'custom' ) {
       
   361 			width = imageData.customWidth;
       
   362 			height = imageData.customHeight;
       
   363 		}
       
   364 
       
   365 		attrs = {
       
   366 			src: imageData.url,
       
   367 			width: width || null,
       
   368 			height: height || null,
       
   369 			alt: imageData.alt,
       
   370 			title: imageData.title || null,
       
   371 			'class': classes.join( ' ' ) || null
       
   372 		};
       
   373 
       
   374 		dom.setAttribs( imageNode, attrs );
       
   375 
       
   376 		linkAttrs = {
       
   377 			href: imageData.linkUrl,
       
   378 			rel: imageData.linkRel || null,
       
   379 			target: imageData.linkTargetBlank ? '_blank': null,
       
   380 			'class': imageData.linkClassName || null
       
   381 		};
       
   382 
       
   383 		if ( imageNode.parentNode && imageNode.parentNode.nodeName === 'A' && ! hasTextContent( imageNode.parentNode ) ) {
       
   384 			// Update or remove an existing link wrapped around the image
       
   385 			if ( imageData.linkUrl ) {
       
   386 				dom.setAttribs( imageNode.parentNode, linkAttrs );
       
   387 			} else {
       
   388 				dom.remove( imageNode.parentNode, true );
       
   389 			}
       
   390 		} else if ( imageData.linkUrl ) {
       
   391 			if ( linkNode = dom.getParent( imageNode, 'a' ) ) {
       
   392 				// The image is inside a link together with other nodes,
       
   393 				// or is nested in another node, move it out
       
   394 				dom.insertAfter( imageNode, linkNode );
       
   395 			}
       
   396 
       
   397 			// Add link wrapped around the image
       
   398 			linkNode = dom.create( 'a', linkAttrs );
       
   399 			imageNode.parentNode.insertBefore( linkNode, imageNode );
       
   400 			linkNode.appendChild( imageNode );
       
   401 		}
       
   402 
       
   403 		captionNode = editor.dom.getParent( imageNode, '.mceTemp' );
       
   404 
       
   405 		if ( imageNode.parentNode && imageNode.parentNode.nodeName === 'A' && ! hasTextContent( imageNode.parentNode ) ) {
       
   406 			node = imageNode.parentNode;
       
   407 		} else {
       
   408 			node = imageNode;
       
   409 		}
       
   410 
       
   411 		if ( imageData.caption ) {
       
   412 			imageData.caption = verifyHTML( imageData.caption );
       
   413 
       
   414 			id = imageData.attachment_id ? 'attachment_' + imageData.attachment_id : null;
       
   415 			align = 'align' + ( imageData.align || 'none' );
       
   416 			className = 'wp-caption ' + align;
       
   417 
       
   418 			if ( imageData.captionClassName ) {
       
   419 				className += ' ' + imageData.captionClassName.replace( /[<>&]+/g,  '' );
       
   420 			}
       
   421 
       
   422 			if ( ! editor.getParam( 'wpeditimage_html5_captions' ) ) {
       
   423 				width = parseInt( width, 10 );
       
   424 				width += 10;
       
   425 			}
       
   426 
       
   427 			if ( captionNode ) {
       
   428 				dl = dom.select( 'dl.wp-caption', captionNode );
       
   429 
       
   430 				if ( dl.length ) {
       
   431 					dom.setAttribs( dl, {
       
   432 						id: id,
       
   433 						'class': className,
       
   434 						style: 'width: ' + width + 'px'
       
   435 					} );
       
   436 				}
       
   437 
       
   438 				dd = dom.select( '.wp-caption-dd', captionNode );
       
   439 
       
   440 				if ( dd.length ) {
       
   441 					dom.setHTML( dd[0], imageData.caption );
       
   442 				}
       
   443 
       
   444 			} else {
       
   445 				id = id ? 'id="'+ id +'" ' : '';
       
   446 
       
   447 				// should create a new function for generating the caption markup
       
   448 				html =  '<dl ' + id + 'class="' + className +'" style="width: '+ width +'px">' +
       
   449 					'<dt class="wp-caption-dt"></dt><dd class="wp-caption-dd">'+ imageData.caption +'</dd></dl>';
       
   450 
       
   451 				wrap = dom.create( 'div', { 'class': 'mceTemp' }, html );
       
   452 
       
   453 				if ( parent = dom.getParent( node, 'p' ) ) {
       
   454 					parent.parentNode.insertBefore( wrap, parent );
       
   455 				} else {
       
   456 					node.parentNode.insertBefore( wrap, node );
       
   457 				}
       
   458 
       
   459 				editor.$( wrap ).find( 'dt.wp-caption-dt' ).append( node );
       
   460 
       
   461 				if ( parent && dom.isEmpty( parent ) ) {
       
   462 					dom.remove( parent );
       
   463 				}
       
   464 			}
       
   465 		} else if ( captionNode ) {
       
   466 			// Remove the caption wrapper and place the image in new paragraph
       
   467 			parent = dom.create( 'p' );
       
   468 			captionNode.parentNode.insertBefore( parent, captionNode );
       
   469 			parent.appendChild( node );
       
   470 			dom.remove( captionNode );
       
   471 		}
       
   472 
       
   473 		if ( wp.media.events ) {
       
   474 			wp.media.events.trigger( 'editor:image-update', {
       
   475 				editor: editor,
       
   476 				metadata: imageData,
       
   477 				image: imageNode
       
   478 			} );
       
   479 		}
       
   480 
       
   481 		editor.nodeChanged();
       
   482 	}
       
   483 
       
   484 	function editImage( img ) {
       
   485 		var frame, callback, metadata;
       
   486 
       
   487 		if ( typeof wp === 'undefined' || ! wp.media ) {
       
   488 			editor.execCommand( 'mceImage' );
       
   489 			return;
       
   490 		}
       
   491 
       
   492 		metadata = extractImageData( img );
       
   493 
       
   494 		// Manipulate the metadata by reference that is fed into the PostImage model used in the media modal
       
   495 		wp.media.events.trigger( 'editor:image-edit', {
       
   496 			editor: editor,
       
   497 			metadata: metadata,
       
   498 			image: img
       
   499 		} );
       
   500 
       
   501 		frame = wp.media({
       
   502 			frame: 'image',
       
   503 			state: 'image-details',
       
   504 			metadata: metadata
       
   505 		} );
       
   506 
       
   507 		wp.media.events.trigger( 'editor:frame-create', { frame: frame } );
       
   508 
       
   509 		callback = function( imageData ) {
       
   510 			editor.focus();
       
   511 			editor.undoManager.transact( function() {
       
   512 				updateImage( img, imageData );
       
   513 			} );
       
   514 			frame.detach();
       
   515 		};
       
   516 
       
   517 		frame.state('image-details').on( 'update', callback );
       
   518 		frame.state('replace-image').on( 'replace', callback );
       
   519 		frame.on( 'close', function() {
       
   520 			editor.focus();
       
   521 			frame.detach();
       
   522 		});
       
   523 
       
   524 		frame.open();
       
   525 	}
       
   526 
       
   527 	function removeImage( node ) {
       
   528 		var wrap;
       
   529 
       
   530 		if ( node.nodeName === 'DIV' && editor.dom.hasClass( node, 'mceTemp' ) ) {
       
   531 			wrap = node;
       
   532 		} else if ( node.nodeName === 'IMG' || node.nodeName === 'DT' || node.nodeName === 'A' ) {
       
   533 			wrap = editor.dom.getParent( node, 'div.mceTemp' );
       
   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 = 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 });