diff options
Diffstat (limited to 'engine/lib/metadata.php')
-rw-r--r-- | engine/lib/metadata.php | 81 |
1 files changed, 39 insertions, 42 deletions
diff --git a/engine/lib/metadata.php b/engine/lib/metadata.php index 050e69526..0ff3a43dc 100644 --- a/engine/lib/metadata.php +++ b/engine/lib/metadata.php @@ -216,12 +216,11 @@ function update_metadata($id, $name, $value, $value_type, $owner_guid, $access_i $result = update_data($query); if ($result !== false) { + // @todo this event tells you the metadata has been updated, but does not + // let you do anything about it. What is needed is a plugin hook before + // the update that passes old and new values. $obj = elgg_get_metadata_from_id($id); - if (elgg_trigger_event('update', 'metadata', $obj)) { - return true; - } else { - elgg_delete_metadata_by_id($id); - } + elgg_trigger_event('update', 'metadata', $obj); } return $result; @@ -270,21 +269,18 @@ $access_id = ACCESS_PRIVATE, $allow_multiple = false) { * * @param array $options Array in format: * - * metadata_names => NULL|ARR metadata names - * - * metadata_values => NULL|ARR metadata values - * -* metadata_ids => NULL|ARR metadata ids - * - * metadata_case_sensitive => BOOL Overall Case sensitive - * - * metadata_owner_guids => NULL|ARR guids for metadata owners - * - * metadata_created_time_lower => INT Lower limit for created time. - * - * metadata_created_time_upper => INT Upper limit for created time. - * - * metadata_calculation => STR Perform the MySQL function on the metadata values returned. + * metadata_names => NULL|ARR metadata names + * metadata_values => NULL|ARR metadata values + * metadata_ids => NULL|ARR metadata ids + * metadata_case_sensitive => BOOL Overall Case sensitive + * metadata_owner_guids => NULL|ARR guids for metadata owners + * metadata_created_time_lower => INT Lower limit for created time. + * metadata_created_time_upper => INT Upper limit for created time. + * metadata_calculation => STR Perform the MySQL function on the metadata values returned. + * The "metadata_calculation" option causes this function to + * return the result of performing a mathematical calculation on + * all metadata that match the query instead of returning + * ElggMetadata objects. * * @return mixed * @since 1.8.0 @@ -298,11 +294,13 @@ function elgg_get_metadata(array $options = array()) { * Deletes metadata based on $options. * * @warning Unlike elgg_get_metadata() this will not accept an empty options array! - * This requires some constraints: metadata_owner_guid(s), - * metadata_name(s), metadata_value(s), or limit must be set. + * This requires at least one constraint: metadata_owner_guid(s), + * metadata_name(s), metadata_value(s), or guid(s) must be set. * - * @param array $options An options array. {@See elgg_get_metadata()} - * @return mixed + * @warning This returns null on no ops. + * + * @param array $options An options array. {@see elgg_get_metadata()} + * @return mixed Null if the metadata name is invalid. Bool on success or fail. * @since 1.8.0 */ function elgg_delete_metadata(array $options) { @@ -311,7 +309,7 @@ function elgg_delete_metadata(array $options) { } $options['metastring_type'] = 'metadata'; - return elgg_batch_metastring_based_objects($options, 'elgg_batch_delete_callback'); + return elgg_batch_metastring_based_objects($options, 'elgg_batch_delete_callback', false); } /** @@ -319,6 +317,8 @@ function elgg_delete_metadata(array $options) { * * @warning Unlike elgg_get_metadata() this will not accept an empty options array! * + * @warning This returns null on no ops. + * * @param array $options An options array. {@See elgg_get_metadata()} * @return mixed * @since 1.8.0 @@ -328,8 +328,8 @@ function elgg_disable_metadata(array $options) { return false; } - $options['metastrings_type'] = 'metadata'; - return elgg_batch_metastring_based_objects($options, 'elgg_batch_disable_callback'); + $options['metastring_type'] = 'metadata'; + return elgg_batch_metastring_based_objects($options, 'elgg_batch_disable_callback', false); } /** @@ -337,6 +337,8 @@ function elgg_disable_metadata(array $options) { * * @warning Unlike elgg_get_metadata() this will not accept an empty options array! * + * @warning This returns null on no ops. + * * @param array $options An options array. {@See elgg_get_metadata()} * @return mixed * @since 1.8.0 @@ -403,15 +405,15 @@ function elgg_enable_metadata(array $options) { */ function elgg_get_entities_from_metadata(array $options = array()) { $defaults = array( - 'metadata_names' => ELGG_ENTITIES_ANY_VALUE, - 'metadata_values' => ELGG_ENTITIES_ANY_VALUE, - 'metadata_name_value_pairs' => ELGG_ENTITIES_ANY_VALUE, + 'metadata_names' => ELGG_ENTITIES_ANY_VALUE, + 'metadata_values' => ELGG_ENTITIES_ANY_VALUE, + 'metadata_name_value_pairs' => ELGG_ENTITIES_ANY_VALUE, - 'metadata_name_value_pairs_operator'=> 'AND', - 'metadata_case_sensitive' => TRUE, - 'order_by_metadata' => array(), + 'metadata_name_value_pairs_operator' => 'AND', + 'metadata_case_sensitive' => TRUE, + 'order_by_metadata' => array(), - 'metadata_owner_guids' => ELGG_ENTITIES_ANY_VALUE, + 'metadata_owner_guids' => ELGG_ENTITIES_ANY_VALUE, ); $options = array_merge($defaults, $options); @@ -634,7 +636,7 @@ $owner_guids = NULL) { $i++; } - if ($where = implode (" $pair_operator ", $pair_wheres)) { + if ($where = implode(" $pair_operator ", $pair_wheres)) { $wheres[] = "($where)"; } } @@ -749,7 +751,7 @@ function export_metadata_plugin_hook($hook, $entity_type, $returnvalue, $params) /** * Takes in a comma-separated string and returns an array of tags - * which have been trimmed and set to lower case + * which have been trimmed * * @param string $string Comma-separated tag string * @@ -758,12 +760,7 @@ function export_metadata_plugin_hook($hook, $entity_type, $returnvalue, $params) function string_to_tag_array($string) { if (is_string($string)) { $ar = explode(",", $string); - // trim blank spaces $ar = array_map('trim', $ar); - // make lower case : [Marcus Povey 20090605 - Using mb wrapper function - // using UTF8 safe function where available] - $ar = array_map('elgg_strtolower', $ar); - // Remove null values $ar = array_filter($ar, 'is_not_null'); return $ar; } @@ -872,8 +869,8 @@ function metadata_update($event, $object_type, $object) { /** * Register a metadata url handler. * - * @param string $function_name The function. * @param string $extender_name The name, default 'all'. + * @param string $function The function name. * * @return bool */ |