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<title>[22888] trunk/wp-includes/js/media-views.js: Ensure attachment modal details are saved before the attachment details view is destroyed.</title>
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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://core.trac.wordpress.org/changeset/22888">22888</a></dd>
<dt>Author</dt> <dd>nacin</dd>
<dt>Date</dt> <dd>2012-11-28 02:03:31 +0000 (Wed, 28 Nov 2012)</dd>
</dl>

<h3>Log Message</h3>
<pre>Ensure attachment modal details are saved before the attachment details view is destroyed. props koopersmith. fixes <a href="http://core.trac.wordpress.org/ticket/22593">#22593</a>.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkwpincludesjsmediaviewsjs">trunk/wp-includes/js/media-views.js</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkwpincludesjsmediaviewsjs"></a>
<div class="modfile"><h4>Modified: trunk/wp-includes/js/media-views.js (22887 => 22888)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-includes/js/media-views.js        2012-11-28 01:51:15 UTC (rev 22887)
+++ trunk/wp-includes/js/media-views.js        2012-11-28 02:03:31 UTC (rev 22888)
</span><span class="lines">@@ -814,13 +814,15 @@
</span><span class="cx">                                 selector = '';
</span><span class="cx">                         }
</span><span class="cx"> 
</span><ins>+                        views = views || [];
+
</ins><span class="cx">                         if ( existing = this.get( selector ) ) {
</span><span class="cx">                                 views = _.isArray( views ) ? views : [ views ];
</span><span class="cx">                                 this._views[ selector ] = views.length ? _.difference( existing, views ) : [];
</span><span class="cx">                         }
</span><span class="cx"> 
</span><span class="cx">                         if ( ! options || ! options.silent )
</span><del>-                                _.invoke( views, 'dispose', { silent: true });
</del><ins>+                                _.invoke( views, 'dispose' );
</ins><span class="cx"> 
</span><span class="cx">                         return this;
</span><span class="cx">                 },
</span><span class="lines">@@ -1014,10 +1016,13 @@
</span><span class="cx">                 render: function() {
</span><span class="cx">                         var options;
</span><span class="cx"> 
</span><ins>+                        if ( this.prepare )
+                                options = this.prepare();
+
</ins><span class="cx">                         this.views.detach();
</span><span class="cx"> 
</span><span class="cx">                         if ( this.template ) {
</span><del>-                                options = this.prepare ? this.prepare() : {};
</del><ins>+                                options = options || {};
</ins><span class="cx">                                 this.trigger( 'prepare', options );
</span><span class="cx">                                 this.$el.html( this.template( options ) );
</span><span class="cx">                         }
</span><span class="lines">@@ -2433,9 +2438,10 @@
</span><span class="cx">                         this.details( this.model, this.controller.state().get('selection') );
</span><span class="cx">                 },
</span><span class="cx"> 
</span><del>-                destroy: function() {
-                        this.model.off( null, null, this );
-                        this.remove();
</del><ins>+                dispose: function() {
+                        this.updateAll();
+                        media.View.prototype.dispose.apply( this, arguments );
+                        return this;
</ins><span class="cx">                 },
</span><span class="cx"> 
</span><span class="cx">                 render: function() {
</span><span class="lines">@@ -2462,6 +2468,7 @@
</span><span class="cx">                         if ( 'image' === options.type )
</span><span class="cx">                                 options.size = this.imageSize();
</span><span class="cx"> 
</span><ins>+                        this.views.detach();
</ins><span class="cx">                         this.$el.html( this.template( options ) );
</span><span class="cx"> 
</span><span class="cx">                         this.$el.toggleClass( 'uploading', options.uploading );
</span><span class="lines">@@ -2474,6 +2481,7 @@
</span><span class="cx">                         if ( this.selected() )
</span><span class="cx">                                 this.select();
</span><span class="cx"> 
</span><ins>+                        this.views.render();
</ins><span class="cx">                         return this;
</span><span class="cx">                 },
</span><span class="cx"> 
</span><span class="lines">@@ -2571,6 +2579,30 @@
</span><span class="cx">                         this.model.save( $setting.data('setting'), event.target.value );
</span><span class="cx">                 },
</span><span class="cx"> 
</span><ins>+                updateAll: function() {
+                        var $settings = this.$('[data-setting]'),
+                                model = this.model,
+                                changed;
+
+                        changed = _.chain( $settings ).map( function( el ) {
+                                var $input = $('input, textarea, select, [value]', el ),
+                                        setting, value;
+
+                                if ( ! $input.length )
+                                        return;
+
+                                setting = $(el).data('setting');
+                                value = $input.val();
+
+                                // Record the value if it changed.
+                                if ( model.get( setting ) !== value )
+                                        return [ setting, value ];
+                        }).compact().object().value();
+
+                        if ( changed )
+                                model.save( changed );
+                },
+
</ins><span class="cx">                 removeFromLibrary: function( event ) {
</span><span class="cx">                         // Stop propagation so the model isn't selected.
</span><span class="cx">                         event.stopPropagation();
</span><span class="lines">@@ -2614,8 +2646,9 @@
</span><span class="cx">         media.view.Attachments = media.View.extend({
</span><span class="cx">                 tagName:   'ul',
</span><span class="cx">                 className: 'attachments',
</span><del>-                template:  media.template('attachments-css'),
</del><span class="cx"> 
</span><ins>+                cssTemplate: media.template('attachments-css'),
+
</ins><span class="cx">                 events: {
</span><span class="cx">                         'scroll': 'scroll'
</span><span class="cx">                 },
</span><span class="lines">@@ -2631,12 +2664,22 @@
</span><span class="cx">                                 sortable:           false
</span><span class="cx">                         });
</span><span class="cx"> 
</span><del>-                        _.each(['add','remove'], function( method ) {
-                                this.collection.on( method, function( attachment, attachments, options ) {
-                                        this[ method ]( attachment, options.index );
-                                }, this );
</del><ins>+                        this._viewsByCid = {};
+
+                        this.collection.on( 'add', function( attachment, attachments, options ) {
+                                this.views.add( this.createAttachmentView( attachment ), {
+                                        at: options.index
+                                });
</ins><span class="cx">                         }, this );
</span><span class="cx"> 
</span><ins>+                        this.collection.on( 'remove', function( attachment, attachments, options ) {
+                                var view = this._viewsByCid[ attachment.cid ];
+                                delete this._viewsByCid[ attachment.cid ];
+
+                                if ( view )
+                                        view.remove();
+                        }, this );
+
</ins><span class="cx">                         this.collection.on( 'reset', this.render, this );
</span><span class="cx"> 
</span><span class="cx">                         // Throttle the scroll handler.
</span><span class="lines">@@ -2664,7 +2707,7 @@
</span><span class="cx">                         if ( $css.length )
</span><span class="cx">                                 $css.remove();
</span><span class="cx"> 
</span><del>-                        media.view.Attachments.$head().append( this.template({
</del><ins>+                        media.view.Attachments.$head().append( this.cssTemplate({
</ins><span class="cx">                                 id:     this.el.id,
</span><span class="cx">                                 edge:   this.edge(),
</span><span class="cx">                                 gutter: this.model.get('gutter')
</span><span class="lines">@@ -2739,26 +2782,28 @@
</span><span class="cx">                         this.$el.sortable( 'option', 'disabled', !! this.collection.comparator );
</span><span class="cx">                 },
</span><span class="cx"> 
</span><del>-                render: function() {
-                        // If there are no elements, load some.
-                        if ( ! this.collection.length ) {
-                                this.collection.more().done( this.scroll );
-                                this.$el.empty();
-                                return this;
-                        }
</del><ins>+                createAttachmentView: function( attachment ) {
+                        var view = new this.options.AttachmentView({
+                                controller: this.controller,
+                                model:      attachment,
+                                collection: this.collection,
+                                selection:  this.options.selection
+                        });
</ins><span class="cx"> 
</span><del>-                        // Otherwise, create all of the Attachment views, and replace
</del><ins>+                        return this._viewsByCid[ attachment.cid ] = view;
+                },
+
+                prepare: function() {
+                        // Create all of the Attachment views, and replace
</ins><span class="cx">                         // the list in a single DOM operation.
</span><del>-                        this.$el.html( this.collection.map( function( attachment ) {
-                                return new this.options.AttachmentView({
-                                        controller: this.controller,
-                                        model:      attachment,
-                                        collection: this.collection,
-                                        selection:  this.options.selection
-                                }).render().$el;
-                        }, this ) );
</del><ins>+                        if ( this.collection.length ) {
+                                this.views.set( this.collection.map( this.createAttachmentView, this ) );
</ins><span class="cx"> 
</span><del>-                        return this;
</del><ins>+                        // If there are no elements, clear the views and load some.
+                        } else {
+                                this.views.unset();
+                                this.collection.more().done( this.scroll );
+                        }
</ins><span class="cx">                 },
</span><span class="cx"> 
</span><span class="cx">                 ready: function() {
</span><span class="lines">@@ -2767,30 +2812,6 @@
</span><span class="cx">                         this.scroll();
</span><span class="cx">                 },
</span><span class="cx"> 
</span><del>-                add: function( attachment, index ) {
-                        var view, children;
-
-                        view = new this.options.AttachmentView({
-                                controller: this.controller,
-                                model:      attachment,
-                                collection: this.collection,
-                                selection:  this.options.selection
-                        }).render();
-
-                        children = this.$el.children();
-
-                        if ( children.length &gt; index )
-                                children.eq( index ).before( view.$el );
-                        else
-                                this.$el.append( view.$el );
-                },
-
-                remove: function( attachment, index ) {
-                        var children = this.$el.children();
-                        if ( children.length )
-                                children.eq( index ).detach();
-                },
-
</del><span class="cx">                 scroll: function( event ) {
</span><span class="cx">                         // @todo: is this still necessary?
</span><span class="cx">                         if ( ! this.$el.is(':visible') )
</span></span></pre>
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