Marcus Povey <marcus@dushka.co.uk>

* Crude deleteall method added

git-svn-id: https://code.elgg.org/elgg/trunk@539 36083f99-b078-4883-b0ff-0f9b5a30f544

1 files changed, 20 insertions, 1 deletions

diff --git a/engine/lib/entities.php b/engine/lib/entities.php
index 21ef3d595..b83b9f4b5 100644
--- a/engine/lib/entities.php
+++ b/engine/lib/entities.php
@@ -807,7 +807,7 @@
 		$query .= " (access_id in {$access} or (access_id = 0 and owner_guid = {$_SESSION['id']}))"; // Add access controls

 		if (!$count) {

 			$query .= " order by $order_by";

-			$query .= " limit $offset, $limit"; // Add order and limit
+			if ($limit) $query .= " limit $offset, $limit"; // Add order and limit
 			$dt = get_data($query, "entity_row_to_elggstar");

 			return $dt;

 		} else {

@@ -841,6 +841,25 @@
 		return false;
 		
 	}
+	
+	/**
+	 * Delete multiple entities that match a given query.
+	 * This function itterates through and calls delete_entity on each one, this is somewhat inefficient but lets 
+	 * the 'delete' even be called for each entity.
+	 * 
+	 * @param string $type The type of entity (eg "user", "object" etc)
+	 * @param string $subtype The arbitrary subtype of the entity
+	 * @param int $owner_guid The GUID of the owning user
+	 */
+	function delete_entities($type = "", $subtype = "", $owner_guid = 0)
+	{
+		$entities = get_entities($type, $subtype, $owner_guid, "time_created desc", 0);
+		
+		foreach ($entities as $entity)
+			delete_entity($entity->guid);
+		
+		return true;
+	}
 
 	/**
 	 * Handler called by trigger_plugin_hook on the "export" event.