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[autoinstalls/wordpress.git] / wp-includes / js / tinymce / plugins / wpeditimage / plugin.js
index 050a1f53f6ad77299eb55056381dd0f8536bd581..25d3356265b53bf322a97f157f7544061da1ca1b 100644 (file)
 /* global tinymce */
 tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
-       var toolbarActive = false;
+       var toolbar, serializer, touchOnImage, pasteInCaption,
+               each = tinymce.each,
+               trim = tinymce.trim,
+               iOS = tinymce.Env.iOS;
+
+       function isPlaceholder( node ) {
+               return !! ( editor.dom.getAttrib( node, 'data-mce-placeholder' ) || editor.dom.getAttrib( node, 'data-mce-object' ) );
+       }
+
+       editor.addButton( 'wp_img_remove', {
+               tooltip: 'Remove',
+               icon: 'dashicon dashicons-no',
+               onclick: function() {
+                       removeImage( editor.selection.getNode() );
+               }
+       } );
+
+       editor.addButton( 'wp_img_edit', {
+               tooltip: 'Edit ', // trailing space is needed, used for context
+               icon: 'dashicon dashicons-edit',
+               onclick: function() {
+                       editImage( editor.selection.getNode() );
+               }
+       } );
+
+       each( {
+               alignleft: 'Align left',
+               aligncenter: 'Align center',
+               alignright: 'Align right',
+               alignnone: 'No alignment'
+       }, function( tooltip, name ) {
+               var direction = name.slice( 5 );
+
+               editor.addButton( 'wp_img_' + name, {
+                       tooltip: tooltip,
+                       icon: 'dashicon dashicons-align-' + direction,
+                       cmd: 'alignnone' === name ? 'wpAlignNone' : 'Justify' + direction.slice( 0, 1 ).toUpperCase() + direction.slice( 1 ),
+                       onPostRender: function() {
+                               var self = this;
+
+                               editor.on( 'NodeChange', function( event ) {
+                                       var node;
+
+                                       // Don't bother.
+                                       if ( event.element.nodeName !== 'IMG' ) {
+                                               return;
+                                       }
+
+                                       node = editor.dom.getParent( event.element, '.wp-caption' ) || event.element;
+
+                                       if ( 'alignnone' === name ) {
+                                               self.active( ! /\balign(left|center|right)\b/.test( node.className ) );
+                                       } else {
+                                               self.active( editor.dom.hasClass( node, name ) );
+                                       }
+                               } );
+                       }
+               } );
+       } );
+
+       editor.once( 'preinit', function() {
+               if ( editor.wp && editor.wp._createToolbar ) {
+                       toolbar = editor.wp._createToolbar( [
+                               'wp_img_alignleft',
+                               'wp_img_aligncenter',
+                               'wp_img_alignright',
+                               'wp_img_alignnone',
+                               'wp_img_edit',
+                               'wp_img_remove'
+                       ] );
+               }
+       } );
+
+       editor.on( 'wptoolbar', function( event ) {
+               if ( event.element.nodeName === 'IMG' && ! isPlaceholder( event.element ) ) {
+                       event.toolbar = toolbar;
+               }
+       } );
+
+       function isNonEditable( node ) {
+               var parent = editor.$( node ).parents( '[contenteditable]' );
+               return parent && parent.attr( 'contenteditable' ) === 'false';
+       }
+
+       // Safari on iOS fails to select images in contentEditoble mode on touch.
+       // Select them again.
+       if ( iOS ) {
+               editor.on( 'init', function() {
+                       editor.on( 'touchstart', function( event ) {
+                               if ( event.target.nodeName === 'IMG' && ! isNonEditable( event.target ) ) {
+                                       touchOnImage = true;
+                               }
+                       });
+
+                       editor.dom.bind( editor.getDoc(), 'touchmove', function() {
+                               touchOnImage = false;
+                       });
+
+                       editor.on( 'touchend', function( event ) {
+                               if ( touchOnImage && event.target.nodeName === 'IMG' && ! isNonEditable( event.target ) ) {
+                                       var node = event.target;
+
+                                       touchOnImage = false;
+
+                                       window.setTimeout( function() {
+                                               editor.selection.select( node );
+                                               editor.nodeChanged();
+                                       }, 100 );
+                               } else if ( toolbar ) {
+                                       toolbar.hide();
+                               }
+                       });
+               });
+       }
 
        function parseShortcode( content ) {
                return content.replace( /(?:<p>)?\[(?:wp_)?caption([^\]]+)\]([\s\S]+?)\[\/(?:wp_)?caption\](?:<\/p>)?/g, function( a, b, c ) {
-                       var id, cls, w, cap, img, width,
-                               trim = tinymce.trim;
+                       var id, align, classes, caption, img, width;
 
                        id = b.match( /id=['"]([^'"]*)['"] ?/ );
                        if ( id ) {
                                b = b.replace( id[0], '' );
                        }
 
-                       cls = b.match( /align=['"]([^'"]*)['"] ?/ );
-                       if ( cls ) {
-                               b = b.replace( cls[0], '' );
+                       align = b.match( /align=['"]([^'"]*)['"] ?/ );
+                       if ( align ) {
+                               b = b.replace( align[0], '' );
                        }
 
-                       w = b.match( /width=['"]([0-9]*)['"] ?/ );
-                       if ( w ) {
-                               b = b.replace( w[0], '' );
+                       classes = b.match( /class=['"]([^'"]*)['"] ?/ );
+                       if ( classes ) {
+                               b = b.replace( classes[0], '' );
+                       }
+
+                       width = b.match( /width=['"]([0-9]*)['"] ?/ );
+                       if ( width ) {
+                               b = b.replace( width[0], '' );
                        }
 
                        c = trim( c );
                        img = c.match( /((?:<a [^>]+>)?<img [^>]+>(?:<\/a>)?)([\s\S]*)/i );
 
                        if ( img && img[2] ) {
-                               cap = trim( img[2] );
+                               caption = trim( img[2] );
                                img = trim( img[1] );
                        } else {
                                // old captions shortcode style
-                               cap = trim( b ).replace( /caption=['"]/, '' ).replace( /['"]$/, '' );
+                               caption = trim( b ).replace( /caption=['"]/, '' ).replace( /['"]$/, '' );
                                img = c;
                        }
 
-                       id = ( id && id[1] ) ? id[1] : '';
-                       cls = ( cls && cls[1] ) ? cls[1] : 'alignnone';
+                       id = ( id && id[1] ) ? id[1].replace( /[<>&]+/g,  '' ) : '';
+                       align = ( align && align[1] ) ? align[1] : 'alignnone';
+                       classes = ( classes && classes[1] ) ? ' ' + classes[1].replace( /[<>&]+/g,  '' ) : '';
 
-                       if ( ! w && img ) {
-                               w = img.match( /width=['"]([0-9]*)['"]/ );
+                       if ( ! width && img ) {
+                               width = img.match( /width=['"]([0-9]*)['"]/ );
                        }
 
-                       if ( w && w[1] ) {
-                               w = w[1];
+                       if ( width && width[1] ) {
+                               width = width[1];
                        }
 
-                       if ( ! w || ! cap ) {
+                       if ( ! width || ! caption ) {
                                return c;
                        }
 
-                       width = parseInt( w, 10 );
+                       width = parseInt( width, 10 );
                        if ( ! editor.getParam( 'wpeditimage_html5_captions' ) ) {
                                width += 10;
                        }
 
-                       return '<div class="mceTemp"><dl id="'+ id +'" class="wp-caption '+ cls +'" style="width: '+ width +'px">' +
-                               '<dt class="wp-caption-dt">'+ img +'</dt><dd class="wp-caption-dd">'+ cap +'</dd></dl></div>';
+                       return '<div class="mceTemp"><dl id="' + id + '" class="wp-caption ' + align + classes + '" style="width: ' + width + 'px">' +
+                               '<dt class="wp-caption-dt">'+ img +'</dt><dd class="wp-caption-dd">'+ caption +'</dd></dl></div>';
                });
        }
 
        function getShortcode( content ) {
-               return content.replace( /<div (?:id="attachment_|class="mceTemp)[^>]*>([\s\S]+?)<\/div>/g, function( a, b ) {
+               return content.replace( /(?:<div [^>]+mceTemp[^>]+>)?\s*(<dl [^>]+wp-caption[^>]+>[\s\S]+?<\/dl>)\s*(?:<\/div>)?/g, function( all, dl ) {
                        var out = '';
 
-                       if ( b.indexOf('<img ') === -1 ) {
-                               // Broken caption. The user managed to drag the image out?
-                               // Try to return the caption text as a paragraph.
-                               out = b.match( /<dd [^>]+>([\s\S]+?)<\/dd>/i );
-
-                               if ( out && out[1] ) {
-                                       return '<p>' + out[1] + '</p>';
-                               }
-
-                               return '';
+                       if ( dl.indexOf('<img ') === -1 || dl.indexOf('</p>') !== -1 ) {
+                               // Broken caption. The user managed to drag the image out or type in the wrapper div?
+                               // Remove the <dl>, <dd> and <dt> and return the remaining text.
+                               return dl.replace( /<d[ldt]( [^>]+)?>/g, '' ).replace( /<\/d[ldt]>/g, '' );
                        }
 
-                       out = b.replace( /<dl ([^>]+)>\s*<dt [^>]+>([\s\S]+?)<\/dt>\s*<dd [^>]+>([\s\S]*?)<\/dd>\s*<\/dl>/gi, function( a, b, c, cap ) {
-                               var id, cls, w;
+                       out = dl.replace( /\s*<dl ([^>]+)>\s*<dt [^>]+>([\s\S]+?)<\/dt>\s*<dd [^>]+>([\s\S]*?)<\/dd>\s*<\/dl>\s*/gi, function( a, b, c, caption ) {
+                               var id, classes, align, width;
+
+                               width = c.match( /width="([0-9]*)"/ );
+                               width = ( width && width[1] ) ? width[1] : '';
 
-                               w = c.match( /width="([0-9]*)"/ );
-                               w = ( w && w[1] ) ? w[1] : '';
+                               classes = b.match( /class="([^"]*)"/ );
+                               classes = ( classes && classes[1] ) ? classes[1] : '';
+                               align = classes.match( /align[a-z]+/i ) || 'alignnone';
 
-                               if ( ! w || ! cap ) {
+                               if ( ! width || ! caption ) {
+                                       if ( 'alignnone' !== align[0] ) {
+                                               c = c.replace( /><img/, ' class="' + align[0] + '"><img' );
+                                       }
                                        return c;
                                }
 
                                id = b.match( /id="([^"]*)"/ );
                                id = ( id && id[1] ) ? id[1] : '';
 
-                               cls = b.match( /class="([^"]*)"/ );
-                               cls = ( cls && cls[1] ) ? cls[1] : '';
-                               cls = cls.match( /align[a-z]+/ ) || 'alignnone';
+                               classes = classes.replace( /wp-caption ?|align[a-z]+ ?/gi, '' );
 
-                               cap = cap.replace( /\r\n|\r/g, '\n' ).replace( /<[a-zA-Z0-9]+( [^<>]+)?>/g, function( a ) {
+                               if ( classes ) {
+                                       classes = ' class="' + classes + '"';
+                               }
+
+                               caption = caption.replace( /\r\n|\r/g, '\n' ).replace( /<[a-zA-Z0-9]+( [^<>]+)?>/g, function( a ) {
                                        // no line breaks inside HTML tags
                                        return a.replace( /[\r\n\t]+/, ' ' );
                                });
 
                                // convert remaining line breaks to <br>
-                               cap = cap.replace( /\s*\n\s*/g, '<br />' );
+                               caption = caption.replace( /\s*\n\s*/g, '<br />' );
 
-                               return '[caption id="'+ id +'" align="'+ cls +'" width="'+ w +'"]'+ c +' '+ cap +'[/caption]';
+                               return '[caption id="' + id + '" align="' + align + '" width="' + width + '"' + classes + ']' + c + ' ' + caption + '[/caption]';
                        });
 
-                       if ( out.indexOf('[caption') !== 0 ) {
+                       if ( out.indexOf('[caption') === -1 ) {
                                // the caption html seems broken, try to find the image that may be wrapped in a link
                                // and may be followed by <p> with the caption text.
-                               out = b.replace( /[\s\S]*?((?:<a [^>]+>)?<img [^>]+>(?:<\/a>)?)(<p>[\s\S]*<\/p>)?[\s\S]*/gi, '<p>$1</p>$2' );
+                               out = dl.replace( /[\s\S]*?((?:<a [^>]+>)?<img [^>]+>(?:<\/a>)?)(<p>[\s\S]*<\/p>)?[\s\S]*/gi, '<p>$1</p>$2' );
                        }
 
                        return out;
@@ -115,6 +236,7 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
 
        function extractImageData( imageNode ) {
                var classes, extraClasses, metadata, captionBlock, caption, link, width, height,
+                       captionClassName = [],
                        dom = editor.dom,
                        isIntRegExp = /^\d+$/;
 
@@ -180,9 +302,13 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
                        tinymce.each( classes, function( name ) {
                                if ( /^align/.test( name ) ) {
                                        metadata.align = name.replace( 'align', '' );
+                               } else if ( name && name !== 'wp-caption' ) {
+                                       captionClassName.push( name );
                                }
                        } );
 
+                       metadata.captionClassName = captionClassName.join( ' ' );
+
                        caption = dom.select( 'dd.wp-caption-dd', captionBlock );
                        if ( caption.length ) {
                                caption = caption[0];
@@ -208,9 +334,23 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
                return node && !! ( node.textContent || node.innerText );
        }
 
+       // Verify HTML in captions
+       function verifyHTML( caption ) {
+               if ( ! caption || ( caption.indexOf( '<' ) === -1 && caption.indexOf( '>' ) === -1 ) ) {
+                       return caption;
+               }
+
+               if ( ! serializer ) {
+                       serializer = new tinymce.html.Serializer( {}, editor.schema );
+               }
+
+               return serializer.serialize( editor.parser.parse( caption, { forced_root_block: false } ) );
+       }
+
        function updateImage( imageNode, imageData ) {
                var classes, className, node, html, parent, wrap, linkNode,
-                       captionNode, dd, dl, id, attrs, linkAttrs, width, height,
+                       captionNode, dd, dl, id, attrs, linkAttrs, width, height, align,
+                       $imageNode, srcset, src,
                        dom = editor.dom;
 
                classes = tinymce.explode( imageData.extraClasses, ' ' );
@@ -285,9 +425,15 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
                }
 
                if ( imageData.caption ) {
+                       imageData.caption = verifyHTML( imageData.caption );
 
                        id = imageData.attachment_id ? 'attachment_' + imageData.attachment_id : null;
-                       className = 'wp-caption align' + ( imageData.align || 'none' );
+                       align = 'align' + ( imageData.align || 'none' );
+                       className = 'wp-caption ' + align;
+
+                       if ( imageData.captionClassName ) {
+                               className += ' ' + imageData.captionClassName.replace( /[<>&]+/g,  '' );
+                       }
 
                        if ( ! editor.getParam( 'wpeditimage_html5_captions' ) ) {
                                width = parseInt( width, 10 );
@@ -316,18 +462,20 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
 
                                // should create a new function for generating the caption markup
                                html =  '<dl ' + id + 'class="' + className +'" style="width: '+ width +'px">' +
-                                       '<dt class="wp-caption-dt">' + dom.getOuterHTML( node ) + '</dt><dd class="wp-caption-dd">'+ imageData.caption +'</dd></dl>';
+                                       '<dt class="wp-caption-dt"></dt><dd class="wp-caption-dd">'+ imageData.caption +'</dd></dl>';
 
-                               if ( parent = dom.getParent( node, 'p' ) ) {
-                                       wrap = dom.create( 'div', { 'class': 'mceTemp' }, html );
-                                       dom.insertAfter( wrap, parent );
-                                       dom.remove( node );
+                               wrap = dom.create( 'div', { 'class': 'mceTemp' }, html );
 
-                                       if ( dom.isEmpty( parent ) ) {
-                                               dom.remove( parent );
-                                       }
+                               if ( parent = dom.getParent( node, 'p' ) ) {
+                                       parent.parentNode.insertBefore( wrap, parent );
                                } else {
-                                       dom.setOuterHTML( node, '<div class="mceTemp">' + html + '</div>' );
+                                       node.parentNode.insertBefore( wrap, node );
+                               }
+
+                               editor.$( wrap ).find( 'dt.wp-caption-dt' ).append( node );
+
+                               if ( parent && dom.isEmpty( parent ) ) {
+                                       dom.remove( parent );
                                }
                        }
                } else if ( captionNode ) {
@@ -338,6 +486,19 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
                        dom.remove( captionNode );
                }
 
+               $imageNode = editor.$( imageNode );
+               srcset = $imageNode.attr( 'srcset' );
+               src = $imageNode.attr( 'src' );
+
+               // Remove srcset and sizes if the image file was edited or the image was replaced.
+               if ( srcset && src ) {
+                       src = src.replace( /[?#].*/, '' );
+
+                       if ( srcset.indexOf( src ) === -1 ) {
+                               $imageNode.attr( 'srcset', null ).attr( 'sizes', null );
+                       }
+               }
+
                if ( wp.media.events ) {
                        wp.media.events.trigger( 'editor:image-update', {
                                editor: editor,
@@ -347,8 +508,6 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
                }
 
                editor.nodeChanged();
-               // Refresh the toolbar
-               addToolbar( imageNode );
        }
 
        function editImage( img ) {
@@ -395,12 +554,10 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
        }
 
        function removeImage( node ) {
-               var wrap;
+               var wrap = editor.dom.getParent( node, 'div.mceTemp' );
 
-               if ( node.nodeName === 'DIV' && editor.dom.hasClass( node, 'mceTemp' ) ) {
-                       wrap = node;
-               } else if ( node.nodeName === 'IMG' || node.nodeName === 'DT' || node.nodeName === 'A' ) {
-                       wrap = editor.dom.getParent( node, 'div.mceTemp' );
+               if ( ! wrap && node.nodeName === 'IMG' ) {
+                       wrap = editor.dom.getParent( node, 'a' );
                }
 
                if ( wrap ) {
@@ -413,74 +570,13 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
                        }
 
                        editor.selection.collapse( true );
-                       editor.nodeChanged();
                        editor.dom.remove( wrap );
                } else {
                        editor.dom.remove( node );
                }
-               removeToolbar();
-       }
-
-       function addToolbar( node ) {
-               var rectangle, toolbarHtml, toolbar, left,
-                       dom = editor.dom;
-
-               removeToolbar();
-
-               // Don't add to placeholders
-               if ( ! node || node.nodeName !== 'IMG' || isPlaceholder( node ) ) {
-                       return;
-               }
-
-               dom.setAttrib( node, 'data-wp-imgselect', 1 );
-               rectangle = dom.getRect( node );
-
-               toolbarHtml = '<div class="dashicons dashicons-edit edit" data-mce-bogus="1"></div>' +
-                       '<div class="dashicons dashicons-no-alt remove" data-mce-bogus="1"></div>';
-
-               toolbar = dom.create( 'div', {
-                       'id': 'wp-image-toolbar',
-                       'data-mce-bogus': '1',
-                       'contenteditable': false
-               }, toolbarHtml );
-
-               if ( editor.rtl ) {
-                       left = rectangle.x + rectangle.w - 82;
-               } else {
-                       left = rectangle.x;
-               }
 
-               editor.getBody().appendChild( toolbar );
-               dom.setStyles( toolbar, {
-                       top: rectangle.y,
-                       left: left
-               });
-
-               toolbarActive = true;
-       }
-
-       function removeToolbar() {
-               var toolbar = editor.dom.get( 'wp-image-toolbar' );
-
-               if ( toolbar ) {
-                       editor.dom.remove( toolbar );
-               }
-
-               editor.dom.setAttrib( editor.dom.select( 'img[data-wp-imgselect]' ), 'data-wp-imgselect', null );
-
-               toolbarActive = false;
-       }
-
-       function isPlaceholder( node ) {
-               var dom = editor.dom;
-
-               if ( dom.hasClass( node, 'mceItem' ) || dom.getAttrib( node, 'data-mce-placeholder' ) ||
-                       dom.getAttrib( node, 'data-mce-object' ) ) {
-
-                       return true;
-               }
-
-               return false;
+               editor.nodeChanged();
+               editor.undoManager.add();
        }
 
        editor.on( 'init', function() {
@@ -498,7 +594,7 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
                        var captionField = {
                                type: 'textbox',
                                flex: 1,
-                               name: 'caption',
+                               name: 'wpcaption',
                                minHeight: 60,
                                multiline: true,
                                scroll: true,
@@ -524,11 +620,12 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
                editor.on( 'wpImageFormSubmit', function( event ) {
                        var data = event.imgData.data,
                                imgNode = event.imgData.node,
-                               caption = event.imgData.caption,
+                               caption = event.imgData.wpcaption,
                                captionId = '',
                                captionAlign = '',
                                captionWidth = '',
-                               wrap, parent, node, html, imgId;
+                               imgId = null,
+                               wrap, parent, node, html;
 
                        // Temp image id so we can find the node later
                        data.id = '__wp-temp-img-id';
@@ -563,6 +660,7 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
 
                                // Convert remaining line breaks to <br>
                                caption = caption.replace( /(<br[^>]*>)\s*\n\s*/g, '$1' ).replace( /\s*\n\s*/g, '<br />' );
+                               caption = verifyHTML( caption );
                        }
 
                        if ( ! imgNode ) {
@@ -593,7 +691,7 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
 
                                        if ( parent && parent.nodeName === 'P' ) {
                                                wrap = dom.create( 'div', { 'class': 'mceTemp' }, html );
-                                               dom.insertAfter( wrap, parent );
+                                               parent.parentNode.insertBefore( wrap, parent );
                                                editor.selection.select( wrap );
                                                editor.nodeChanged();
 
@@ -652,30 +750,26 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
                                                }
 
                                                if ( imgNode.parentNode && imgNode.parentNode.nodeName === 'A' ) {
-                                                       html = dom.getOuterHTML( imgNode.parentNode );
                                                        node = imgNode.parentNode;
                                                } else {
-                                                       html = dom.getOuterHTML( imgNode );
                                                        node = imgNode;
                                                }
 
                                                html = '<dl ' + captionId + captionAlign + captionWidth + '>' +
-                                                       '<dt class="wp-caption-dt">'+ html +'</dt><dd class="wp-caption-dd">'+ caption +'</dd></dl>';
-
-                                               if ( parent = dom.getParent( imgNode, 'p' ) ) {
-                                                       wrap = dom.create( 'div', { 'class': 'mceTemp' }, html );
-                                                       dom.insertAfter( wrap, parent );
-                                                       editor.selection.select( wrap );
-                                                       editor.nodeChanged();
+                                                       '<dt class="wp-caption-dt"></dt><dd class="wp-caption-dd">'+ caption +'</dd></dl>';
 
-                                                       // Delete the old image node
-                                                       dom.remove( node );
+                                               wrap = dom.create( 'div', { 'class': 'mceTemp' }, html );
 
-                                                       if ( dom.isEmpty( parent ) ) {
-                                                               dom.remove( parent );
-                                                       }
+                                               if ( parent = dom.getParent( node, 'p' ) ) {
+                                                       parent.parentNode.insertBefore( wrap, parent );
                                                } else {
-                                                       editor.selection.setContent( '<div class="mceTemp">' + html + '</div>' );
+                                                       node.parentNode.insertBefore( wrap, node );
+                                               }
+
+                                               editor.$( wrap ).find( 'dt.wp-caption-dt' ).append( node );
+
+                                               if ( parent && dom.isEmpty( parent ) ) {
+                                                       dom.remove( parent );
                                                }
                                        }
                                } else {
@@ -697,7 +791,7 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
                        }
 
                        imgNode = dom.get('__wp-temp-img-id');
-                       dom.setAttrib( imgNode, 'id', imgId );
+                       dom.setAttrib( imgNode, 'id', imgId || null );
                        event.imgData.node = imgNode;
                });
 
@@ -710,24 +804,12 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
                                parent = dom.select( 'dd.wp-caption-dd', parent )[0];
 
                                if ( parent ) {
-                                       data.caption = editor.serializer.serialize( parent )
+                                       data.wpcaption = editor.serializer.serialize( parent )
                                                .replace( /<br[^>]*>/g, '$&\n' ).replace( /^<p>/, '' ).replace( /<\/p>$/, '' );
                                }
                        }
                });
 
-               dom.bind( editor.getDoc(), 'dragstart', function( event ) {
-                       var node = editor.selection.getNode();
-
-                       // Prevent dragging images out of the caption elements
-                       if ( node.nodeName === 'IMG' && dom.getParent( node, '.wp-caption' ) ) {
-                               event.preventDefault();
-                       }
-
-                       // Remove toolbar to avoid an orphaned toolbar when dragging an image to a new location
-                       removeToolbar();
-               });
-
                // Prevent IE11 from making dl.wp-caption resizable
                if ( tinymce.Env.ie && tinymce.Env.ie > 10 ) {
                        // The 'mscontrolselect' event is supported only in IE11+
@@ -741,100 +823,133 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
                                        event.target.focus();
                                }
                        });
-
-                       editor.on( 'click', function( event ) {
-                               if ( event.target.nodeName === 'IMG' && dom.getAttrib( event.target, 'data-wp-imgselect' ) &&
-                                       dom.getParent( event.target, 'dl.wp-caption' ) ) {
-
-                                       editor.getBody().focus();
-                               }
-                       });
                }
        });
 
        editor.on( 'ObjectResized', function( event ) {
-        var parent, width,
-                       node = event.target,
-                       dom = editor.dom;
+               var node = event.target;
 
                if ( node.nodeName === 'IMG' ) {
-                       node.className = node.className.replace( /\bsize-[^ ]+/, '' );
+                       editor.undoManager.transact( function() {
+                               var parent, width,
+                                       dom = editor.dom;
 
-                       if ( parent = dom.getParent( node, '.wp-caption' ) ) {
-                               width = event.width || dom.getAttrib( node, 'width' );
+                               node.className = node.className.replace( /\bsize-[^ ]+/, '' );
 
-                               if ( width ) {
-                                       width = parseInt( width, 10 );
+                               if ( parent = dom.getParent( node, '.wp-caption' ) ) {
+                                       width = event.width || dom.getAttrib( node, 'width' );
 
-                                       if ( ! editor.getParam( 'wpeditimage_html5_captions' ) ) {
-                                               width += 10;
+                                       if ( width ) {
+                                               width = parseInt( width, 10 );
+
+                                               if ( ! editor.getParam( 'wpeditimage_html5_captions' ) ) {
+                                                       width += 10;
+                                               }
+
+                                               dom.setStyle( parent, 'width', width + 'px' );
                                        }
+                               }
+                       });
+               }
+       });
 
-                                       dom.setStyle( parent, 'width', width + 'px' );
+       editor.on( 'pastePostProcess', function( event ) {
+               // Pasting in a caption node.
+               if ( editor.dom.getParent( editor.selection.getNode(), 'dd.wp-caption-dd' ) ) {
+                       // Remove "non-block" elements that should not be in captions.
+                       editor.$( 'img, audio, video, object, embed, iframe, script, style', event.node ).remove();
+
+                       editor.$( '*', event.node ).each( function( i, node ) {
+                               if ( editor.dom.isBlock( node ) ) {
+                                       // Insert <br> where the blocks used to be. Makes it look better after pasting in the caption.
+                                       if ( tinymce.trim( node.textContent || node.innerText ) ) {
+                                               editor.dom.insertAfter( editor.dom.create( 'br' ), node );
+                                               editor.dom.remove( node, true );
+                                       } else {
+                                               editor.dom.remove( node );
+                                       }
                                }
-                       }
-                       // refresh toolbar
-                       addToolbar( node );
+                       });
+
+                       // Trim <br> tags.
+                       editor.$( 'br',  event.node ).each( function( i, node ) {
+                               if ( ! node.nextSibling || node.nextSibling.nodeName === 'BR' ||
+                                       ! node.previousSibling || node.previousSibling.nodeName === 'BR' ) {
+
+                                       editor.dom.remove( node );
+                               }
+                       } );
+
+                       // Pasted HTML is cleaned up for inserting in the caption.
+                       pasteInCaption = true;
                }
-    });
+       });
 
        editor.on( 'BeforeExecCommand', function( event ) {
-               var node, p, DL, align,
+               var node, p, DL, align, replacement, captionParent,
                        cmd = event.command,
                        dom = editor.dom;
 
-               if ( cmd === 'mceInsertContent' ) {
-                       // When inserting content, if the caret is inside a caption create new paragraph under
-                       // and move the caret there
-                       if ( node = dom.getParent( editor.selection.getNode(), 'div.mceTemp' ) ) {
-                               p = dom.create( 'p' );
-                               dom.insertAfter( p, node );
-                               editor.selection.setCursorLocation( p, 0 );
-                               editor.nodeChanged();
-
-                               if ( tinymce.Env.ie > 8 ) {
-                                       setTimeout( function() {
-                                               editor.selection.setCursorLocation( p, 0 );
-                                               editor.selection.setContent( event.value );
-                                       }, 500 );
+               if ( cmd === 'mceInsertContent' || cmd === 'Indent' || cmd === 'Outdent' ) {
+                       node = editor.selection.getNode();
+                       captionParent = dom.getParent( node, 'div.mceTemp' );
+
+                       if ( captionParent ) {
+                               if ( cmd === 'mceInsertContent' ) {
+                                       if ( pasteInCaption ) {
+                                               pasteInCaption = false;
+                                               // We are in the caption element, and in 'paste' context,
+                                               // and the pasted HTML was cleaned up on 'pastePostProcess' above.
+                                               // Let it be pasted in the caption.
+                                               return;
+                                       }
 
+                                       // The paste is somewhere else in the caption DL element.
+                                       // Prevent pasting in there as it will break the caption.
+                                       // Make new paragraph under the caption DL and move the caret there.
+                                       p = dom.create( 'p' );
+                                       dom.insertAfter( p, captionParent );
+                                       editor.selection.setCursorLocation( p, 0 );
+                                       editor.nodeChanged();
+                               } else {
+                                       // Clicking Indent or Outdent while an image with a caption is selected breaks the caption.
+                                       // See #38313.
+                                       event.preventDefault();
+                                       event.stopImmediatePropagation();
                                        return false;
                                }
                        }
-               } else if ( cmd === 'JustifyLeft' || cmd === 'JustifyRight' || cmd === 'JustifyCenter' ) {
+               } else if ( cmd === 'JustifyLeft' || cmd === 'JustifyRight' || cmd === 'JustifyCenter' || cmd === 'wpAlignNone' ) {
                        node = editor.selection.getNode();
-                       align = cmd.substr(7).toLowerCase();
-                       align = 'align' + align;
+                       align = 'align' + cmd.slice( 7 ).toLowerCase();
+                       DL = editor.dom.getParent( node, '.wp-caption' );
 
-                       removeToolbar();
+                       if ( node.nodeName !== 'IMG' && ! DL ) {
+                               return;
+                       }
 
-                       if ( dom.is( node, 'dl.wp-caption' ) ) {
-                               DL = node;
+                       node = DL || node;
+
+                       if ( editor.dom.hasClass( node, align ) ) {
+                               replacement = ' alignnone';
                        } else {
-                               DL = dom.getParent( node, 'dl.wp-caption' );
+                               replacement = ' ' + align;
                        }
 
-                       if ( DL ) {
-                               // When inside an image caption, set the align* class on dl.wp-caption
-                               if ( dom.hasClass( DL, align ) ) {
-                                       dom.removeClass( DL, align );
-                                       dom.addClass( DL, 'alignnone' );
-                               } else {
-                                       DL.className = DL.className.replace( /align[^ ]+/g, '' );
-                                       dom.addClass( DL, align );
-                               }
+                       node.className = trim( node.className.replace( / ?align(left|center|right|none)/g, '' ) + replacement );
 
-                               return false;
-                       }
+                       editor.nodeChanged();
+                       event.preventDefault();
 
-                       if ( node.nodeName === 'IMG' ) {
-                               if ( dom.hasClass( node, align ) ) {
-                                       // The align class is being removed
-                                       dom.addClass( node, 'alignnone' );
-                               } else {
-                                       dom.removeClass( node, 'alignnone' );
-                               }
+                       if ( toolbar ) {
+                               toolbar.reposition();
                        }
+
+                       editor.fire( 'ExecCommand', {
+                               command: cmd,
+                               ui: event.ui,
+                               value: event.value
+                       } );
                }
        });
 
@@ -842,9 +957,10 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
                var node, wrap, P, spacer,
                        selection = editor.selection,
                        keyCode = event.keyCode,
-                       dom = editor.dom;
+                       dom = editor.dom,
+                       VK = tinymce.util.VK;
 
-               if ( keyCode === tinymce.util.VK.ENTER ) {
+               if ( keyCode === VK.ENTER ) {
                        // When pressing Enter inside a caption move the caret to a new parapraph under it
                        node = selection.getNode();
                        wrap = dom.getParent( node, 'div.mceTemp' );
@@ -871,7 +987,7 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
                                editor.nodeChanged();
                                selection.setCursorLocation( P, 0 );
                        }
-               } else if ( keyCode === tinymce.util.VK.DELETE || keyCode === tinymce.util.VK.BACKSPACE ) {
+               } else if ( keyCode === VK.DELETE || keyCode === VK.BACKSPACE ) {
                        node = selection.getNode();
 
                        if ( node.nodeName === 'DIV' && dom.hasClass( node, 'mceTemp' ) ) {
@@ -885,64 +1001,19 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
                                removeImage( node );
                                return false;
                        }
-
-                       removeToolbar();
-               }
-
-               // Key presses will replace the image so we need to remove the toolbar
-               if ( toolbarActive ) {
-                       if ( event.ctrlKey || event.metaKey || event.altKey ||
-                               ( keyCode < 48 && keyCode > 90 ) || keyCode > 186 ) {
-                               return;
-                       }
-
-                       removeToolbar();
                }
        });
 
-       editor.on( 'mousedown', function( event ) {
-               if ( editor.dom.getParent( event.target, '#wp-image-toolbar' ) ) {
-                       if ( tinymce.Env.ie ) {
-                               // Stop IE > 8 from making the wrapper resizable on mousedown
-                               event.preventDefault();
+       // After undo/redo FF seems to set the image height very slowly when it is set to 'auto' in the CSS.
+       // This causes image.getBoundingClientRect() to return wrong values and the resize handles are shown in wrong places.
+       // Collapse the selection to remove the resize handles.
+       if ( tinymce.Env.gecko ) {
+               editor.on( 'undo redo', function() {
+                       if ( editor.selection.getNode().nodeName === 'IMG' ) {
+                               editor.selection.collapse();
                        }
-               } else if ( event.target.nodeName !== 'IMG' ) {
-                       removeToolbar();
-               }
-       });
-
-       editor.on( 'mouseup', function( event ) {
-               var image,
-                       node = event.target,
-                       dom = editor.dom;
-
-               // Don't trigger on right-click
-               if ( event.button && event.button > 1 ) {
-                       return;
-               }
-
-               if ( node.nodeName === 'DIV' && dom.getParent( node, '#wp-image-toolbar' ) ) {
-                       image = dom.select( 'img[data-wp-imgselect]' )[0];
-
-                       if ( image ) {
-                               editor.selection.select( image );
-
-                               if ( dom.hasClass( node, 'remove' ) ) {
-                                       removeImage( image );
-                               } else if ( dom.hasClass( node, 'edit' ) ) {
-                                       editImage( image );
-                               }
-                       }
-               } else if ( node.nodeName === 'IMG' && ! editor.dom.getAttrib( node, 'data-wp-imgselect' ) && ! isPlaceholder( node ) ) {
-                       addToolbar( node );
-               } else if ( node.nodeName !== 'IMG' ) {
-                       removeToolbar();
-               }
-       });
-
-       editor.on( 'cut', function() {
-               removeToolbar();
-       });
+               });
+       }
 
        editor.wpSetImgCaption = function( content ) {
                return parseShortcode( content );
@@ -952,17 +1023,68 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
                return getShortcode( content );
        };
 
+       editor.on( 'beforeGetContent', function( event ) {
+               if ( event.format !== 'raw' ) {
+                       editor.$( 'img[id="__wp-temp-img-id"]' ).attr( 'id', null );
+               }       
+       });
+
        editor.on( 'BeforeSetContent', function( event ) {
-               event.content = editor.wpSetImgCaption( event.content );
+               if ( event.format !== 'raw' ) {
+                       event.content = editor.wpSetImgCaption( event.content );
+               }
        });
 
        editor.on( 'PostProcess', function( event ) {
                if ( event.get ) {
                        event.content = editor.wpGetImgCaption( event.content );
-                       event.content = event.content.replace( / data-wp-imgselect="1"/g, '' );
                }
        });
 
+       ( function() {
+               var wrap;
+
+               editor.on( 'dragstart', function() {
+                       var node = editor.selection.getNode();
+
+                       if ( node.nodeName === 'IMG' ) {
+                               wrap = editor.dom.getParent( node, '.mceTemp' );
+
+                               if ( ! wrap && node.parentNode.nodeName === 'A' && ! hasTextContent( node.parentNode ) ) {
+                                       wrap = node.parentNode;
+                               }
+                       }
+               } );
+
+               editor.on( 'drop', function( event ) {
+                       var dom = editor.dom,
+                               rng = tinymce.dom.RangeUtils.getCaretRangeFromPoint( event.clientX, event.clientY, editor.getDoc() );
+
+                       // Don't allow anything to be dropped in a captioned image.
+                       if ( rng && dom.getParent( rng.startContainer, '.mceTemp' ) ) {
+                               event.preventDefault();
+                       } else if ( wrap ) {
+                               event.preventDefault();
+
+                               editor.undoManager.transact( function() {
+                                       if ( rng ) {
+                                               editor.selection.setRng( rng );
+                                       }
+
+                                       editor.selection.setNode( wrap );
+                                       dom.remove( wrap );
+                               } );
+                       }
+
+                       wrap = null;
+               } );
+       } )();
+
+       // Add to editor.wp
+       editor.wp = editor.wp || {};
+       editor.wp.isPlaceholder = isPlaceholder;
+
+       // Back-compat.
        return {
                _do_shcode: parseShortcode,
                _get_shcode: getShortcode