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-rw-r--r--engine/lib/metadata.php81
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
*/
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-10 12:01:06 +0000