Reorder forms organisation add a way to custom view & add callback once error is rendered

www/scripts/common/forms/views/error.js

@@ -0,0 +1,63 @@
+/*
+ * This file is part of Phraseanet
+ *
+ * (c) 2005-2013 Alchemy
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+define([
+    "jquery",
+    "underscore",
+    "backbone"
+], function($, _, Backbone) {
+    var ErrorView = Backbone.View.extend({
+        tagName: "div",
+        initialize: function(options) {
+            options = options || {};
+
+            if (! "name" in options) {
+                throw "Missing name attribute in error view";
+            }
+
+            if (! "errorTemplate" in options) {
+                throw "Missing errorTemplate attribute in error view";
+            }
+
+            this.name = options.name;
+            this.errorTemplate = options.errorTemplate;
+
+            this.errors = options.errors || {};
+            this.onRenderError = options.onRenderError || null;
+        },
+        render: function() {
+            if (this.errors.length > 0 ) {
+                var template = _.template($(this.errorTemplate).html(), {
+                    errors: this.errors
+                });
+
+                this.$el.html(template);
+
+                if (_.isFunction(this.onRenderError)) {
+                    this.onRenderError(this.name, this.$el);
+                }
+            } else {
+                this.reset();
+            }
+
+            return this;
+        },
+        renderErrors: function (errors) {
+            this.errors = errors;
+            this.render();
+
+            return this;
+        },
+        reset: function() {
+             this.$el.empty();
+        }
+    });
+
+    return ErrorView;
+});