various fixes

Author: h7io

code/DropdownImageField.php

@@ -79,15 +79,11 @@ public function Field($properties = array()) {
 	}
 
 	/**
-	 * Gets the source array including any empty default values.
+	 * Gets the source
 	 * 
-	 * @return array
+	 * @return Object
 	 */
-	public function getSourceObject() {
-		if(is_object($this->source) && $this->getHasEmptyDefault()) {
-                        return $this->source->unshift(array($this->keyField = '', $this->labelField = $this->emptyString, $this->imageField = ''));
-		} else {
-			return $this->source;
-		}
+	public function getSource() {
+            return $this->source;
 	}
 }

composer.json

@@ -2,7 +2,7 @@
 	"name": "copperis/dropdownimagefield",
 	"description": "Dropdown field with image support for SilverStripe CMS",
 	"type": "silverstripe-module",
-	"keywords": ["silverstripe", "dropdown", "image"],
+	"keywords": ["silverstripe", "dropdown", "image", "field"],
 	"license": "MIT",
 	"support": {
 		"issues": "http://github.com/Copperis/DropdownImageField/issues"

javascript/ImageSelect.jquery.js

@@ -159,7 +159,7 @@
                         var option = options[i];
                         var img_src = $(option).attr('data-img-src');
 
-                        if(typeof img_src != undefined && img_src != ''){
+                        if(typeof img_src != 'undefined' && img_src != ''){
                             var template = html_template.replace('{url}',img_src);
                             // SS uses a modified Chosen.js and after the 'showing_dropdown' event the 
                             // values get immediatelly reset, also removing the images. Solved it with setTimeout.