diff options
Diffstat (limited to 'engine/lib')
| -rw-r--r-- | engine/lib/metadata.php | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/engine/lib/metadata.php b/engine/lib/metadata.php index 1a8c58a2e..52c01c5e8 100644 --- a/engine/lib/metadata.php +++ b/engine/lib/metadata.php @@ -150,18 +150,25 @@ } /**
- * Removes metadata on an entity with a particular name
+ * Removes metadata on an entity with a particular name, optionally with a given value.
*
* @param int $entity_guid The entity GUID
- * @param string $name The name of the entity
+ * @param string $name The name of the metadata + * @param string $value The optional value of the item (useful for removing a single item in a multiple set)
* @return true|false Depending on success
*/
- function remove_metadata($entity_guid, $name) {
+ function remove_metadata($entity_guid, $name, $value = "") {
global $CONFIG;
$entity_guid = (int) $entity_guid;
- $name = sanitise_string(trim($name));
- if ($existing = get_data("SELECT * from {$CONFIG->dbprefix}metadata WHERE entity_guid = $entity_guid and name_id=" . add_metastring($name))) {
+ $name = sanitise_string($name); + $value = sanitise_string($value); + + $query = "SELECT * from {$CONFIG->dbprefix}metadata WHERE entity_guid = $entity_guid and name_id=" . add_metastring($name); + if ($value!="") + $query .= " and value_id=" . add_metastring($value); +
+ if ($existing = get_data($query)) {
foreach($existing as $ex)
delete_metadata($ex->id);
return true;
|