Fixed Insert and UpdateExpression bugs - error : Call to a member function getValue() on a non-object in ./classes/db/queryparts/expression/UpdateExpression.class.php

git-svn-id: http://xe-core.googlecode.com/svn/branches/1.5.0@9101 201d5d3c-b55e-5fd7-737f-ddc643e51545

classes/db/queryparts/expression/InsertExpression.class.php

@@ -1,32 +1,33 @@
-<?php 
+<?php
 
-	/** 
+	/**
 	 * @class InsertExpression
 	 * @author Arnia Software
-	 * @brief 
+	 * @brief
 	 *
 	 */
 
 	class InsertExpression extends Expression {
 		var $argument;
-		
+
 		function InsertExpression($column_name, $argument){
 			parent::Expression($column_name);
 			$this->argument = $argument;
 		}
-		
+
 		function getValue($with_values = true){
 			if($with_values)
 				return $this->argument->getValue();
 			return '?';
 		}
-		
+
 		function show(){
-			$value = $this->argument->getValue();
-			if(!isset($value)) return false;
-			return true;
+                    if(!$this->argument) return false;
+                    $value = $this->argument->getValue();
+                    if(!isset($value)) return false;
+                    return true;
 		}
-		
+
 		function getArgument(){
 			return $this->argument;
 		}

classes/db/queryparts/expression/UpdateExpression.class.php

@@ -43,6 +43,7 @@
 		}
 
 		function show(){
+                        if(!$this->argument) return false;
 			if(!$this->argument->getValue()) return false;
 			return true;
 		}