js improvement

Author: webvimark

BaseActiveRecord.php

@@ -184,7 +184,6 @@ public function getImagePath($dir = 'full', $attr = 'image')
 	public function purgeXSS($attr)
 	{
 		$this->$attr = htmlspecialchars($this->$attr, ENT_QUOTES);
-		return true;
 	}
 
 	//----------- Rules -----------
@@ -306,4 +305,4 @@ public function beforeSave($insert)
 		return false;
 	}
 
-} 
+} 

SorterColumn.php

@@ -151,7 +151,7 @@ protected function sortButtonJs()
 		$pjaxId = '#'.$this->pjaxId;
 
 		$js = <<<JS
-		$(".grid-sort-button").on('click', function () {
+		$(document).off('click', ".grid-sort-button").on('click', ".grid-sort-button", function () {
 			var _t = $(this);
 			_t.addClass('disabled').html('$sortingText');