From a9fafc51477a968d2bdfe6815a10dce132ad48fe Mon Sep 17 00:00:00 2001
From: rMalie <raphael.malie@prestashop.com>
Date: Tue, 6 Dec 2011 15:59:23 +0000
Subject: [PATCH] // Can add / delete element from Collection

git-svn-id: http://dev.prestashop.com/svn/v1/branches/1.5.x@11001 b9a71923-0436-4b27-9f14-aed3839534dd
---
 classes/Collection.php | 22 ++++++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)

diff --git a/classes/Collection.php b/classes/Collection.php
index 8f5c7944d..9450ab586 100644
--- a/classes/Collection.php
+++ b/classes/Collection.php
@@ -229,13 +229,31 @@ class CollectionCore implements Iterator, ArrayAccess, Countable
 		return $this->results[$offset];
 	}
 
+	/**
+	 * Add an element in the collection
+	 *
+	 * @param $offset
+	 * @param $value
+	 */
 	public function offsetSet($offset, $value)
 	{
-		throw new PrestashopException('It is forbidden to override a result in a collection');
+		if (!$value instanceof $this->classname)
+			throw new PrestashopException('You cannot add an element which is not an instance of '.$this->classname);
+
+		$this->getAll();
+		if (is_null($offset))
+			$this->results[] = $value;
+		else
+			$this->results[$offset] = $value;
 	}
 
+	/**
+	 * Delete an element from the collection
+	 * 
+	 * @param $offset
+	 */
 	public function offsetUnset($offset)
 	{
-		throw new PrestashopException('It is forbidden to unset a result in a collection');
+		unset($this->results[$offset]);
 	}
 }
\ No newline at end of file