add url error BootstrapDialog and LinkEditor

mindplot/src/main/javascript/libraries/bootstrap/BootstrapDialog.js

@@ -6,6 +6,7 @@ var BootstrapDialog = new Class({
         closeButton: false,
         acceptButton: true,
         removeButton:false,
+        errorMessage: false,
         onRemoveClickData:{}
     },
 
@@ -18,12 +19,17 @@ var BootstrapDialog = new Class({
         if (header) {
             content.append(header);
         }
-        content.append('<div class="modal-body"></div>');
+        var body = $('<div class="modal-body"></div>');
+        if(this.options.errorMessage){
+            var error = $('<div class="alert alert-danger"></div>');
+            error.hide();
+            body.append(error);
+        }
+        content.append(body);
         var footer = this._buildFooter();
         if (footer) {
             content.append(footer);
         }
-
         this._native.find(".modal-dialog").append(content);
     },
 
@@ -84,7 +90,7 @@ var BootstrapDialog = new Class({
         this._native.find('.modal-body').append(content);
     },
 
-    css:function(options){
+    css: function(options){
         this._native.find('.modal-dialog').css(options);
     },
 
@@ -92,6 +98,11 @@ var BootstrapDialog = new Class({
         this._native.modal('hide');
     },
 
+    alertError: function(message){
+        this._native.find('.alert-danger').text(message);
+        this._native.find('.alert-danger').show();
+    },
+
     showRemoveButton: function(){
       this.removeButton.show();
     }

mindplot/src/main/javascript/widget/LinkEditor.js

@@ -27,6 +27,7 @@ mindplot.widget.LinkEditor = new Class({
             closeButton: true,
             acceptButton: true,
             removeButton: true,
+            errorMessage: true,
             onRemoveClickData: {model: this._model}
         });
         this.css({width:"600px"});
@@ -73,22 +74,25 @@ mindplot.widget.LinkEditor = new Class({
         openButton.click(function(){
             window.open(input.val(),"_blank", "status=1,width=700,height=450,resize=1");
         });
-        var spanControl = $('<span class="input-group-btn"></span>').append(openButton)
+        var spanControl = $('<span class="input-group-btn"></span>').append(openButton);
 
         section.append(input);
         section.append(spanControl);
         form.append(section);
 
-        $(document).ready(function () {
         var me = this;
+        $(document).ready(function () {
             $(document).on('submit','#linkFormId',function (event) {
                 event.stopPropagation();
                 event.preventDefault();
+                if(me.checkURL(input.val())){
                     var inputValue = input.val();
                     if (inputValue != null && inputValue.trim() != "") {
                         model.setValue(inputValue);
                     }
                     me.close();
+                }
+                me.alertError($msg("URL_ERROR")); //FIXME: add msg
             });
 
         });
@@ -101,7 +105,13 @@ mindplot.widget.LinkEditor = new Class({
         return result;
     },
 
+    checkURL: function(url){
+        var regex = /^(http|https|ftp):\/\/[a-z0-9]+([\-\.]{1}[a-z0-9]+)*\.[a-z]{2,5}(:[0-9]{1,5})?(\/.*)?$/i;
+        return(regex.test(url));
+    },
+
     onAcceptClick: function() {
         $("#linkFormId").submit();
     }
+
 });