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<?php |
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|
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/** |
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* bbPress Common Engagements |
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* |
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* This file contains the common classes and functions for interacting with the |
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* bbPress engagements API. See `includes/users/engagements.php` for more. |
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* |
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* @package bbPress |
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* @subpackage Common |
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*/ |
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|
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// Exit if accessed directly |
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defined( 'ABSPATH' ) || exit; |
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|
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/** |
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* Return the strategy used for storing user engagements |
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* |
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* @since 2.6.0 bbPress (r6722) |
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* |
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* @param string $rel_key The key used to index this relationship |
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* @param string $rel_type The type of meta to look in |
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* |
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* @return string |
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*/ |
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function bbp_user_engagements_interface( $rel_key = '', $rel_type = 'post' ) { |
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return apply_filters( 'bbp_user_engagements_interface', bbpress()->engagements, $rel_key, $rel_type ); |
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} |
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|
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/** |
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* Base strategy class for interfacing with User Engagements, which other |
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* classes will extend. |
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* |
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* @since 2.6.0 bbPress (r6722) |
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*/ |
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class BBP_User_Engagements_Base { |
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|
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/** |
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* Type of strategy being used. |
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* |
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* @since 2.6.0 bbPress (r6737) |
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* |
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* @var string |
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*/ |
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public $type = ''; |
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|
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/** |
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* Add a user id to an object |
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* |
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* @since 2.6.0 bbPress (r6722) |
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* |
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* @param int $object_id The object id |
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* @param int $user_id The user id |
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* @param string $meta_key The relationship key |
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* @param string $meta_type The relationship type (usually 'post') |
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* @param bool $unique Whether meta key should be unique to the object |
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* |
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* @return bool Returns true on success, false on failure |
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*/ |
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public function add_user_to_object( $object_id = 0, $user_id = 0, $meta_key = '', $meta_type = 'post', $unique = false ) { |
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|
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} |
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|
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/** |
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* Remove a user id from an object |
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* |
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* @since 2.6.0 bbPress (r6722) |
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* |
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* @param int $object_id The object id |
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* @param int $user_id The user id |
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* @param string $meta_key The relationship key |
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* @param string $meta_type The relationship type (usually 'post') |
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* |
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* @return bool Returns true on success, false on failure |
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*/ |
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public function remove_user_from_object( $object_id = 0, $user_id = 0, $meta_key = '', $meta_type = 'post' ) { |
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|
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} |
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|
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/** |
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* Remove a user id from all objects |
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* |
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* @since 2.6.0 bbPress (r6722) |
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* |
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* @param int $user_id The user id |
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* @param string $meta_key The relationship key |
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* @param string $meta_type The relationship type (usually 'post') |
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* |
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* @return bool Returns true on success, false on failure |
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*/ |
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public function remove_user_from_all_objects( $user_id = 0, $meta_key = '', $meta_type = 'post' ) { |
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|
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} |
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|
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/** |
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* Remove an object from all users |
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* |
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* @since 2.6.0 bbPress (r6722) |
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* |
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* @param int $object_id The object id |
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* @param int $user_id The user id |
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* @param string $meta_key The relationship key |
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* @param string $meta_type The relationship type (usually 'post') |
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* |
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* @return bool Returns true on success, false on failure |
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*/ |
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public function remove_object_from_all_users( $object_id = 0, $meta_key = '', $meta_type = 'post' ) { |
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|
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} |
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|
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/** |
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* Remove all users from all objects |
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* |
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* @since 2.6.0 bbPress (r6722) |
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* |
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* @param string $meta_key The relationship key |
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* @param string $meta_type The relationship type (usually 'post') |
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* |
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* @return bool Returns true on success, false on failure |
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*/ |
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public function remove_all_users_from_all_objects( $meta_key = '', $meta_type = 'post' ) { |
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|
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} |
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|
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/** |
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* Get users of an object |
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* |
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* @since 2.6.0 bbPress (r6722) |
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* |
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* @param int $object_id The object id |
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* @param string $meta_key The key used to index this relationship |
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* @param string $meta_type The type of meta to look in |
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* |
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* @return array Returns ids of users |
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*/ |
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public function get_users_for_object( $object_id = 0, $meta_key = '', $meta_type = 'post' ) { |
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|
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} |
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|
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/** |
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* Get the part of the query responsible for JOINing objects to relationships. |
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* |
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* @since 2.6.0 bbPress (r6737) |
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* |
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* @param array $args |
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* @param string $meta_key |
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* @param string $meta_type |
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* |
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* @return array |
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*/ |
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public function get_query( $args = array(), $context_key = '', $meta_key = '', $meta_type = 'post' ) { |
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|
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} |
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} |
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|
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/** |
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* Meta strategy for interfacing with User Engagements |
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* |
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* @since 2.6.0 bbPress (r6722) |
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*/ |
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class BBP_User_Engagements_Meta extends BBP_User_Engagements_Base { |
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|
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/** |
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* Type of strategy being used. |
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* |
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* @since 2.6.0 bbPress (r6737) |
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* |
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* @var string |
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*/ |
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public $type = 'meta'; |
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|
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/** |
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* Add a user id to an object |
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* |
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* @since 2.6.0 bbPress (r6722) |
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* |
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* @param int $object_id The object id |
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* @param int $user_id The user id |
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* @param string $meta_key The relationship key |
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* @param string $meta_type The relationship type (usually 'post') |
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* @param bool $unique Whether meta key should be unique to the object |
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* |
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* @return bool Returns true on success, false on failure |
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*/ |
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public function add_user_to_object( $object_id = 0, $user_id = 0, $meta_key = '', $meta_type = 'post', $unique = false ) { |
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return add_metadata( $meta_type, $object_id, $meta_key, $user_id, $unique ); |
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} |
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|
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/** |
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* Remove a user id from an object |
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* |
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* @since 2.6.0 bbPress (r6722) |
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* |
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* @param int $object_id The object id |
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* @param int $user_id The user id |
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* @param string $meta_key The relationship key |
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* @param string $meta_type The relationship type (usually 'post') |
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* |
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* @return bool Returns true on success, false on failure |
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*/ |
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public function remove_user_from_object( $object_id = 0, $user_id = 0, $meta_key = '', $meta_type = 'post' ) { |
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return delete_metadata( $meta_type, $object_id, $meta_key, $user_id, false ); |
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} |
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|
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/** |
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* Remove a user id from all objects |
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* |
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* @since 2.6.0 bbPress (r6722) |
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* |
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* @param int $user_id The user id |
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* @param string $meta_key The relationship key |
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* @param string $meta_type The relationship type (usually 'post') |
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* |
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* @return bool Returns true on success, false on failure |
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*/ |
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public function remove_user_from_all_objects( $user_id = 0, $meta_key = '', $meta_type = 'post' ) { |
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return delete_metadata( $meta_type, null, $meta_key, $user_id, true ); |
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} |
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|
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/** |
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* Remove an object from all users |
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* |
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* @since 2.6.0 bbPress (r6722) |
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* |
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* @param int $object_id The object id |
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* @param int $user_id The user id |
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* @param string $meta_key The relationship key |
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* @param string $meta_type The relationship type (usually 'post') |
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* |
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* @return bool Returns true on success, false on failure |
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*/ |
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public function remove_object_from_all_users( $object_id = 0, $meta_key = '', $meta_type = 'post' ) { |
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return delete_metadata( $meta_type, $object_id, $meta_key, null, false ); |
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} |
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|
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/** |
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* Remove all users from all objects |
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* |
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* @since 2.6.0 bbPress (r6722) |
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* |
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* @param string $meta_key The relationship key |
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* @param string $meta_type The relationship type (usually 'post') |
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* |
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* @return bool Returns true on success, false on failure |
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*/ |
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public function remove_all_users_from_all_objects( $meta_key = '', $meta_type = 'post' ) { |
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return delete_metadata( $meta_type, null, $meta_key, null, true ); |
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} |
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|
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/** |
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* Get users of an object |
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* |
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* @since 2.6.0 bbPress (r6722) |
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* |
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* @param int $object_id The object id |
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* @param string $meta_key The key used to index this relationship |
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* @param string $meta_type The type of meta to look in |
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* |
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* @return array Returns ids of users |
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*/ |
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public function get_users_for_object( $object_id = 0, $meta_key = '', $meta_type = 'post' ) { |
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return wp_parse_id_list( get_metadata( $meta_type, $object_id, $meta_key, false ) ); |
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} |
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|
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/** |
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* Get the part of the query responsible for JOINing objects to relationships. |
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* |
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* @since 2.6.0 bbPress (r6737) |
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* |
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* @param array $args |
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* @param string $meta_key |
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* @param string $meta_type |
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* |
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* @return array |
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*/ |
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public function get_query( $args = array(), $context_key = '', $meta_key = '', $meta_type = 'post' ) { |
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|
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// Backwards compat for pre-2.6.0 |
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if ( is_numeric( $args ) ) { |
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$args = array( |
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'meta_query' => array( array( |
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'key' => $meta_key, |
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'value' => bbp_get_user_id( $args, false, false ), |
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'compare' => 'NUMERIC' |
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) ) |
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); |
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} |
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|
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// Default arguments |
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$defaults = array( |
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'meta_query' => array( array( |
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'key' => $meta_key, |
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'value' => bbp_get_displayed_user_id(), |
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'compare' => 'NUMERIC' |
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) ) |
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); |
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|
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// Parse arguments |
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return bbp_parse_args( $args, $defaults, $context_key ); |
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} |
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} |
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|
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/** |
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* Term strategy for interfacing with User Engagements |
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* |
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* @since 2.6.0 bbPress (r6737) |
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*/ |
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class BBP_User_Engagements_Term extends BBP_User_Engagements_Base { |
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|
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/** |
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* Type of strategy being used. |
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* |
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* @since 2.6.0 bbPress (r6737) |
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* |
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* @var string |
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*/ |
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public $type = 'term'; |
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|
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/** |
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* Register an engagement taxonomy just-in-time for immediate use |
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* |
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* @since 2.6.0 bbPress (r6737) |
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* |
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* @param string $tax_key |
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* @param string $object_type |
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*/ |
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private function jit_taxonomy( $tax_key = '', $object_type = 'user' ) { |
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|
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// Bail if taxonomy already exists |
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if ( taxonomy_exists( $tax_key ) ) { |
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return; |
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} |
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|
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// Register the taxonomy |
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register_taxonomy( $tax_key, 'bbp_' . $object_type, array( |
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'labels' => array(), |
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'description' => '', |
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'public' => false, |
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'publicly_queryable' => false, |
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'hierarchical' => false, |
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'show_ui' => false, |
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'show_in_menu' => false, |
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'show_in_nav_menus' => false, |
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'show_tagcloud' => false, |
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'show_in_quick_edit' => false, |
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'show_admin_column' => false, |
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'meta_box_cb' => false, |
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'capabilities' => array(), |
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'rewrite' => false, |
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'query_var' => '', |
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'update_count_callback' => '', |
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'show_in_rest' => false, |
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'rest_base' => false, |
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'rest_controller_class' => false, |
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'_builtin' => false |
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) ); |
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} |
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|
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/** |
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* Add a user id to an object |
| 361 |
* |
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* @since 2.6.0 bbPress (r6737) |
| 363 |
* |
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* @param int $object_id The object id |
| 365 |
* @param int $user_id The user id |
| 366 |
* @param string $meta_key The relationship key |
| 367 |
* @param string $meta_type The relationship type (usually 'post') |
| 368 |
* @param bool $unique Whether meta key should be unique to the object |
| 369 |
* |
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* @return bool Returns true on success, false on failure |
| 371 |
*/ |
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public function add_user_to_object( $object_id = 0, $user_id = 0, $meta_key = '', $meta_type = 'post', $unique = false ) { |
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$user_key = "{$meta_key}_user_id_{$user_id}"; |
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$tax_key = "{$meta_key}_{$meta_type}"; |
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$this->jit_taxonomy( $tax_key ); |
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|
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return wp_add_object_terms( $object_id, $user_key, $tax_key ); |
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} |
| 379 |
|
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/** |
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* Remove a user id from an object |
| 382 |
* |
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* @since 2.6.0 bbPress (r6737) |
| 384 |
* |
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* @param int $object_id The object id |
| 386 |
* @param int $user_id The user id |
| 387 |
* @param string $meta_key The relationship key |
| 388 |
* @param string $meta_type The relationship type (usually 'post') |
| 389 |
* |
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* @return bool Returns true on success, false on failure |
| 391 |
*/ |
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public function remove_user_from_object( $object_id = 0, $user_id = 0, $meta_key = '', $meta_type = 'post' ) { |
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$user_key = "{$meta_key}_user_id_{$user_id}"; |
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$tax_key = "{$meta_key}_{$meta_type}"; |
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$this->jit_taxonomy( $tax_key ); |
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|
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return wp_remove_object_terms( $object_id, $user_key, $tax_key ); |
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} |
| 399 |
|
| 400 |
/** |
| 401 |
* Remove a user id from all objects |
| 402 |
* |
| 403 |
* @since 2.6.0 bbPress (r6737) |
| 404 |
* |
| 405 |
* @param int $user_id The user id |
| 406 |
* @param string $meta_key The relationship key |
| 407 |
* @param string $meta_type The relationship type (usually 'post') |
| 408 |
* |
| 409 |
* @return bool Returns true on success, false on failure |
| 410 |
*/ |
| 411 |
public function remove_user_from_all_objects( $user_id = 0, $meta_key = '', $meta_type = 'post' ) { |
| 412 |
$user_key = "{$meta_key}_user_id_{$user_id}"; |
| 413 |
$tax_key = "{$meta_key}_{$meta_type}"; |
| 414 |
$this->jit_taxonomy( $tax_key ); |
| 415 |
$term = get_term_by( 'slug', $user_key, $tax_key ); |
| 416 |
|
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return wp_delete_term( $term->term_id, $tax_key ); |
| 418 |
} |
| 419 |
|
| 420 |
/** |
| 421 |
* Remove an object from all users |
| 422 |
* |
| 423 |
* @since 2.6.0 bbPress (r6737) |
| 424 |
* |
| 425 |
* @param int $object_id The object id |
| 426 |
* @param int $user_id The user id |
| 427 |
* @param string $meta_key The relationship key |
| 428 |
* @param string $meta_type The relationship type (usually 'post') |
| 429 |
* |
| 430 |
* @return bool Returns true on success, false on failure |
| 431 |
*/ |
| 432 |
public function remove_object_from_all_users( $object_id = 0, $meta_key = '', $meta_type = 'post' ) { |
| 433 |
return wp_delete_object_term_relationships( $object_id, get_object_taxonomies( 'bbp_user' ) ); |
| 434 |
} |
| 435 |
|
| 436 |
/** |
| 437 |
* Remove all users from all objects |
| 438 |
* |
| 439 |
* @since 2.6.0 bbPress (r6737) |
| 440 |
* |
| 441 |
* @param string $meta_key The relationship key |
| 442 |
* @param string $meta_type The relationship type (usually 'post') |
| 443 |
* |
| 444 |
* @return bool Returns true on success, false on failure |
| 445 |
*/ |
| 446 |
public function remove_all_users_from_all_objects( $meta_key = '', $meta_type = 'post' ) { |
| 447 |
// TODO |
| 448 |
} |
| 449 |
|
| 450 |
/** |
| 451 |
* Get users of an object |
| 452 |
* |
| 453 |
* @since 2.6.0 bbPress (r6737) |
| 454 |
* |
| 455 |
* @param int $object_id The object id |
| 456 |
* @param string $meta_key The key used to index this relationship |
| 457 |
* @param string $meta_type The type of meta to look in |
| 458 |
* |
| 459 |
* @return array Returns ids of users |
| 460 |
*/ |
| 461 |
public function get_users_for_object( $object_id = 0, $meta_key = '', $meta_type = 'post' ) { |
| 462 |
$user_key = "{$meta_key}_user_id_"; |
| 463 |
$tax_key = "{$meta_key}_{$meta_type}"; |
| 464 |
$this->jit_taxonomy( $tax_key ); |
| 465 |
|
| 466 |
// Get terms |
| 467 |
$terms = get_terms( array( |
| 468 |
'object_ids' => $object_id, |
| 469 |
'taxonomy' => $tax_key |
| 470 |
) ); |
| 471 |
|
| 472 |
// Slug part to replace |
| 473 |
$user_ids = array(); |
| 474 |
|
| 475 |
// Loop through terms and get the user ID |
| 476 |
foreach ( $terms as $term ) { |
| 477 |
$user_ids[] = str_replace( $user_key, '', $term->slug ); |
| 478 |
} |
| 479 |
|
| 480 |
// Parse & return |
| 481 |
return wp_parse_id_list( $user_ids ); |
| 482 |
} |
| 483 |
|
| 484 |
/** |
| 485 |
* Get the part of the query responsible for JOINing objects to relationships. |
| 486 |
* |
| 487 |
* @since 2.6.0 bbPress (r6737) |
| 488 |
* |
| 489 |
* @param array $args |
| 490 |
* @param string $meta_key |
| 491 |
* @param string $meta_type |
| 492 |
* |
| 493 |
* @return array |
| 494 |
*/ |
| 495 |
public function get_query( $args = array(), $context_key = '', $meta_key = '', $meta_type = 'post' ) { |
| 496 |
$tax_key = "{$meta_key}_{$meta_type}"; |
| 497 |
$user_key = "{$meta_key}_user_id_"; |
| 498 |
|
| 499 |
// Make sure the taxonomy is registered |
| 500 |
$this->jit_taxonomy( $tax_key ); |
| 501 |
|
| 502 |
// Backwards compat for pre-2.6.0 |
| 503 |
if ( is_numeric( $args ) ) { |
| 504 |
$args = array( |
| 505 |
'tax_query' => array( array( |
| 506 |
'taxonomy' => $tax_key, |
| 507 |
'terms' => $user_key . bbp_get_user_id( $args, false, false ), |
| 508 |
'field' => 'slug' |
| 509 |
) ) |
| 510 |
); |
| 511 |
} |
| 512 |
|
| 513 |
// Default arguments |
| 514 |
$defaults = array( |
| 515 |
'tax_query' => array( array( |
| 516 |
'taxonomy' => $tax_key, |
| 517 |
'terms' => $user_key . bbp_get_displayed_user_id(), |
| 518 |
'field' => 'slug' |
| 519 |
) ) |
| 520 |
); |
| 521 |
|
| 522 |
// Parse arguments |
| 523 |
return bbp_parse_args( $args, $defaults, $context_key ); |
| 524 |
} |
| 525 |
} |
| 526 |
|
| 527 |
/** |
| 528 |
* User strategy for interfacing with User Engagements |
| 529 |
* |
| 530 |
* This strategy largely exists for backwards compatibility with bbPress 2.5, |
| 531 |
* or installations that have not upgraded their databases to 2.6 or above. |
| 532 |
* |
| 533 |
* Note: this strategy is going to be a bit less tidy than the others, because |
| 534 |
* it needs to do weird things to maintain the 2.5 status-quo. Do not use this |
| 535 |
* strategy as an example when building your own. |
| 536 |
* |
| 537 |
* @since 2.6.0 bbPress (r6844) |
| 538 |
*/ |
| 539 |
class BBP_User_Engagements_User extends BBP_User_Engagements_Base { |
| 540 |
|
| 541 |
/** |
| 542 |
* Type of strategy being used. |
| 543 |
* |
| 544 |
* @since 2.6.0 bbPress (r6844) |
| 545 |
* |
| 546 |
* @var string |
| 547 |
*/ |
| 548 |
public $type = 'user'; |
| 549 |
|
| 550 |
/** |
| 551 |
* Private function to map 2.6 meta keys to 2.5 user-option keys. |
| 552 |
* |
| 553 |
* @since 2.6.0 bbPress (r6844) |
| 554 |
* |
| 555 |
* @param string $meta_key |
| 556 |
* @param int $object_id |
| 557 |
* @param bool $prefix |
| 558 |
* |
| 559 |
* @return string |
| 560 |
*/ |
| 561 |
private function get_user_option_key( $meta_key = '', $object_id = 0, $prefix = false ) { |
| 562 |
switch ( $meta_key ) { |
| 563 |
|
| 564 |
// Favorites |
| 565 |
case '_bbp_favorite' : |
| 566 |
$key = '_bbp_favorites'; |
| 567 |
break; |
| 568 |
|
| 569 |
// Subscriptions |
| 570 |
case '_bbp_subscription' : |
| 571 |
|
| 572 |
// Maybe guess at post type |
| 573 |
$post_type = ! empty( $object_id ) |
| 574 |
? get_post_type( $object_id ) |
| 575 |
: bbp_get_topic_post_type(); |
| 576 |
|
| 577 |
// Forums & Topics used different keys :/ |
| 578 |
$key = ( bbp_get_forum_post_type() === $post_type ) |
| 579 |
? '_bbp_forum_subscriptions' |
| 580 |
: '_bbp_subscriptions'; |
| 581 |
|
| 582 |
break; |
| 583 |
|
| 584 |
// Unknown, so pluralize |
| 585 |
default : |
| 586 |
$key = "{$meta_key}s"; |
| 587 |
break; |
| 588 |
} |
| 589 |
|
| 590 |
// Maybe prefix the key (for use in raw database queries) |
| 591 |
if ( true === $prefix ) { |
| 592 |
$key = bbp_db()->get_blog_prefix() . $key; |
| 593 |
} |
| 594 |
|
| 595 |
// Return the old (pluralized) user option key |
| 596 |
return $key; |
| 597 |
} |
| 598 |
|
| 599 |
/** |
| 600 |
* Private function to get a 2.5 compatible cache key. |
| 601 |
* |
| 602 |
* This method exists to provide backwards compatibility with bbPress 2.5, |
| 603 |
* which had caching surrounding the FIND_IN_SET usermeta queries. |
| 604 |
* |
| 605 |
* @since 2.6.3 bbPress (r6991) |
| 606 |
* |
| 607 |
* @param string $meta_key |
| 608 |
* @param int $object_id |
| 609 |
* |
| 610 |
* @return string |
| 611 |
*/ |
| 612 |
private function get_cache_key( $meta_key = '', $object_id = 0 ) { |
| 613 |
|
| 614 |
// No negative numbers in cache keys (zero is weird, but not disallowed) |
| 615 |
$object_id = absint( $object_id ); |
| 616 |
|
| 617 |
// Maybe guess at post type |
| 618 |
$post_type = ! empty( $object_id ) |
| 619 |
? get_post_type( $object_id ) |
| 620 |
: bbp_get_topic_post_type(); |
| 621 |
|
| 622 |
switch ( $meta_key ) { |
| 623 |
|
| 624 |
// Favorites |
| 625 |
case '_bbp_favorite' : |
| 626 |
$key = 'bbp_get_topic_favoriters_'; |
| 627 |
break; |
| 628 |
|
| 629 |
// Subscriptions |
| 630 |
case '_bbp_subscription' : |
| 631 |
|
| 632 |
// Forums & Topics used different keys :/ |
| 633 |
$key = ( bbp_get_forum_post_type() === $post_type ) |
| 634 |
? 'bbp_get_forum_subscribers_' |
| 635 |
: 'bbp_get_topic_subscribers_'; |
| 636 |
|
| 637 |
break; |
| 638 |
|
| 639 |
// Unknown, so pluralize |
| 640 |
default : |
| 641 |
$nounize = rtrim( $meta_key, 'e' ); |
| 642 |
$key = "bbp_get_{$post_type}_{$nounize}ers_"; |
| 643 |
break; |
| 644 |
} |
| 645 |
|
| 646 |
// Return the old (pluralized) user option key with object ID appended |
| 647 |
return "{$key}{$object_id}"; |
| 648 |
} |
| 649 |
|
| 650 |
/** |
| 651 |
* Get the user engagement cache for a given meta key and object ID. |
| 652 |
* |
| 653 |
* This method exists to provide backwards compatibility with bbPress 2.5, |
| 654 |
* which had caching surrounding the FIND_IN_SET queries in usermeta. |
| 655 |
* |
| 656 |
* @since 2.6.3 bbPress (r6991) |
| 657 |
* |
| 658 |
* @param string $meta_key |
| 659 |
* @param int $object_id |
| 660 |
* |
| 661 |
* @return mixed Results from cache get |
| 662 |
*/ |
| 663 |
private function cache_get( $meta_key = '', $object_id = 0 ) { |
| 664 |
$cache_key = $this->get_cache_key( $meta_key, $object_id ); |
| 665 |
|
| 666 |
return wp_cache_get( $cache_key, 'bbpress_engagements' ); |
| 667 |
} |
| 668 |
|
| 669 |
/** |
| 670 |
* Set the user engagement cache for a given meta key and object ID. |
| 671 |
* |
| 672 |
* This method exists to provide backwards compatibility with bbPress 2.5, |
| 673 |
* which had caching surrounding the FIND_IN_SET queries in usermeta. |
| 674 |
* |
| 675 |
* @since 2.6.3 bbPress (r6991) |
| 676 |
* |
| 677 |
* @param string $meta_key |
| 678 |
* @param int $object_id |
| 679 |
* |
| 680 |
* @return mixed Results from cache set |
| 681 |
*/ |
| 682 |
private function cache_set( $meta_key = '', $object_id = 0, $user_ids = array() ) { |
| 683 |
$cache_key = $this->get_cache_key( $meta_key, $object_id ); |
| 684 |
$user_ids = $this->parse_comma_list( $user_ids ); |
| 685 |
|
| 686 |
return wp_cache_set( $cache_key, $user_ids, 'bbpress_engagements' ); |
| 687 |
} |
| 688 |
|
| 689 |
/** |
| 690 |
* Delete the user engagement cache for a given meta key and object ID. |
| 691 |
* |
| 692 |
* This method exists to provide backwards compatibility with bbPress 2.5, |
| 693 |
* which had caching surrounding the FIND_IN_SET queries in usermeta. |
| 694 |
* |
| 695 |
* @since 2.6.3 bbPress (r6991) |
| 696 |
* |
| 697 |
* @param string $meta_key |
| 698 |
* @param int $object_id |
| 699 |
* |
| 700 |
* @return mixed Results from cache delete |
| 701 |
*/ |
| 702 |
private function cache_delete( $meta_key = '', $object_id = 0 ) { |
| 703 |
$cache_key = $this->get_cache_key( $meta_key, $object_id ); |
| 704 |
|
| 705 |
return wp_cache_delete( $cache_key, 'bbpress_engagements' ); |
| 706 |
} |
| 707 |
|
| 708 |
/** |
| 709 |
* Turn a comma-separated string into an array of integers |
| 710 |
* |
| 711 |
* @since 2.6.0 bbPress (r6844) |
| 712 |
* |
| 713 |
* @param string $results |
| 714 |
* @return array |
| 715 |
*/ |
| 716 |
private function parse_comma_list( $results = '' ) { |
| 717 |
return array_filter( wp_parse_id_list( $results ) ); |
| 718 |
} |
| 719 |
|
| 720 |
/** |
| 721 |
* Add a user id to an object |
| 722 |
* |
| 723 |
* @since 2.6.0 bbPress (r6844) |
| 724 |
* |
| 725 |
* @param int $object_id The object id |
| 726 |
* @param int $user_id The user id |
| 727 |
* @param string $meta_key The relationship key |
| 728 |
* @param string $meta_type The relationship type (usually 'post') |
| 729 |
* @param bool $unique Whether meta key should be unique to the object |
| 730 |
* |
| 731 |
* @return bool Returns true on success, false on failure |
| 732 |
*/ |
| 733 |
public function add_user_to_object( $object_id = 0, $user_id = 0, $meta_key = '', $meta_type = 'post', $unique = false ) { |
| 734 |
$retval = false; |
| 735 |
$option_key = $this->get_user_option_key( $meta_key, $object_id ); |
| 736 |
$object_ids = $this->parse_comma_list( get_user_option( $option_key, $user_id ) ); |
| 737 |
$exists = array_search( $object_id, $object_ids ); |
| 738 |
|
| 739 |
// Not already added, so add it |
| 740 |
if ( false === $exists ) { |
| 741 |
$object_ids[] = $object_id; |
| 742 |
$object_ids = implode( ',', $this->parse_comma_list( $object_ids ) ); |
| 743 |
$retval = update_user_option( $user_id, $option_key, $object_ids ); |
| 744 |
|
| 745 |
// Delete cache if successful (accounts for int & true) |
| 746 |
if ( false !== $retval ) { |
| 747 |
$this->cache_delete( $meta_key, $object_id ); |
| 748 |
} |
| 749 |
} |
| 750 |
|
| 751 |
// Return true if added, or false if not |
| 752 |
return $retval; |
| 753 |
} |
| 754 |
|
| 755 |
/** |
| 756 |
* Remove a user id from an object |
| 757 |
* |
| 758 |
* @since 2.6.0 bbPress (r6844) |
| 759 |
* |
| 760 |
* @param int $object_id The object id |
| 761 |
* @param int $user_id The user id |
| 762 |
* @param string $meta_key The relationship key |
| 763 |
* @param string $meta_type The relationship type (usually 'post') |
| 764 |
* |
| 765 |
* @return bool Returns true on success, false on failure |
| 766 |
*/ |
| 767 |
public function remove_user_from_object( $object_id = 0, $user_id = 0, $meta_key = '', $meta_type = 'post' ) { |
| 768 |
$retval = false; |
| 769 |
$option_key = $this->get_user_option_key( $meta_key, $object_id ); |
| 770 |
$object_ids = $this->parse_comma_list( get_user_option( $option_key, $user_id ) ); |
| 771 |
$exists = array_search( $object_id, $object_ids ); |
| 772 |
|
| 773 |
// Exists, so remove it |
| 774 |
if ( false !== $exists ) { |
| 775 |
unset( $object_ids[ $exists ] ); |
| 776 |
|
| 777 |
$object_ids = implode( ',', $this->parse_comma_list( $object_ids ) ); |
| 778 |
$retval = ! empty( $object_ids ) |
| 779 |
? update_user_option( $user_id, $option_key, $object_ids ) |
| 780 |
: delete_user_option( $user_id, $option_key ); |
| 781 |
|
| 782 |
// Delete cache if successful (accounts for int & true) |
| 783 |
if ( false !== $retval ) { |
| 784 |
$this->cache_delete( $meta_key, $object_id ); |
| 785 |
} |
| 786 |
} |
| 787 |
|
| 788 |
// Return true if removed, or false if not |
| 789 |
return $retval; |
| 790 |
} |
| 791 |
|
| 792 |
/** |
| 793 |
* Remove a user id from all objects |
| 794 |
* |
| 795 |
* @since 2.6.0 bbPress (r6844) |
| 796 |
* |
| 797 |
* @param int $user_id The user id |
| 798 |
* @param string $meta_key The relationship key |
| 799 |
* @param string $meta_type The relationship type (usually 'post') |
| 800 |
* |
| 801 |
* @return bool Returns true on success, false on failure |
| 802 |
*/ |
| 803 |
public function remove_user_from_all_objects( $user_id = 0, $meta_key = '', $meta_type = 'post' ) { |
| 804 |
|
| 805 |
// Get the key |
| 806 |
$option_key = $this->get_user_option_key( $meta_key ); |
| 807 |
|
| 808 |
// Get the option |
| 809 |
$object_ids = $this->parse_comma_list( get_user_option( $option_key, $user_id ) ); |
| 810 |
|
| 811 |
// Attempt to delete the user option |
| 812 |
$retval = delete_user_option( $user_id, $option_key ); |
| 813 |
|
| 814 |
// Try to delete caches, but only if everything else succeeded |
| 815 |
if ( ! empty( $retval ) && ! empty( $object_ids ) ) { |
| 816 |
foreach ( $object_ids as $object_id ) { |
| 817 |
$this->cache_delete( $meta_key, $object_id ); |
| 818 |
} |
| 819 |
} |
| 820 |
|
| 821 |
// Return true if user was removed, or false if not |
| 822 |
return $retval; |
| 823 |
} |
| 824 |
|
| 825 |
/** |
| 826 |
* Remove an object from all users |
| 827 |
* |
| 828 |
* @since 2.6.0 bbPress (r6844) |
| 829 |
* |
| 830 |
* @param int $object_id The object id |
| 831 |
* @param int $user_id The user id |
| 832 |
* @param string $meta_key The relationship key |
| 833 |
* @param string $meta_type The relationship type (usually 'post') |
| 834 |
* |
| 835 |
* @return bool Returns true on success, false on failure |
| 836 |
*/ |
| 837 |
public function remove_object_from_all_users( $object_id = 0, $meta_key = '', $meta_type = 'post' ) { |
| 838 |
|
| 839 |
// Query for users |
| 840 |
$user_ids = $this->get_users_for_object( $object_id, $meta_key, $meta_type ); |
| 841 |
$u_count = count( $user_ids ); |
| 842 |
|
| 843 |
// Count number of removals |
| 844 |
$removed = array(); |
| 845 |
$r_count = 0; |
| 846 |
|
| 847 |
// Users have engaged, so remove them |
| 848 |
if ( ! empty( $u_count ) ) { |
| 849 |
|
| 850 |
// Loop through users and remove them from the object |
| 851 |
foreach ( $user_ids as $user_id ) { |
| 852 |
$removed[] = $this->remove_user_from_object( $object_id, $user_id, $meta_key, $meta_type ); |
| 853 |
} |
| 854 |
|
| 855 |
// Count the removed users |
| 856 |
$r_count = count( $removed ); |
| 857 |
} |
| 858 |
|
| 859 |
// Return true if successfully removed from all users |
| 860 |
return ( $r_count === $u_count ); |
| 861 |
} |
| 862 |
|
| 863 |
/** |
| 864 |
* Remove all users from all objects |
| 865 |
* |
| 866 |
* @since 2.6.0 bbPress (r6844) |
| 867 |
* |
| 868 |
* @param string $meta_key The relationship key |
| 869 |
* @param string $meta_type The relationship type (usually 'post') |
| 870 |
* |
| 871 |
* @return bool Returns true on success, false on failure |
| 872 |
*/ |
| 873 |
public function remove_all_users_from_all_objects( $meta_key = '', $meta_type = 'post' ) { |
| 874 |
|
| 875 |
// Query for users |
| 876 |
$option_key = $this->get_user_option_key( $meta_key, 0, true ); |
| 877 |
$bbp_db = bbp_db(); |
| 878 |
$user_ids = $bbp_db->get_col( "SELECT user_id FROM {$bbp_db->usermeta} WHERE meta_key = '{$option_key}'" ); |
| 879 |
$u_count = count( $user_ids ); |
| 880 |
|
| 881 |
// Count number of removals |
| 882 |
$removed = array(); |
| 883 |
$r_count = 0; |
| 884 |
|
| 885 |
// Users have engaged, so remove them |
| 886 |
if ( ! empty( $u_count ) ) { |
| 887 |
|
| 888 |
// Loop through users and remove their user options |
| 889 |
foreach ( $user_ids as $user_id ) { |
| 890 |
$removed[] = $this->remove_user_from_all_objects( $user_id, $meta_key ); |
| 891 |
} |
| 892 |
|
| 893 |
// Count the removed users |
| 894 |
$r_count = count( $removed ); |
| 895 |
} |
| 896 |
|
| 897 |
// Return true if successfully removed from all users |
| 898 |
return ( $r_count === $u_count ); |
| 899 |
} |
| 900 |
|
| 901 |
/** |
| 902 |
* Get users of an object |
| 903 |
* |
| 904 |
* The database queries in this function were cached in bbPress versions |
| 905 |
* older than 2.6, but no longer are to avoid cache pollution. |
| 906 |
* |
| 907 |
* @since 2.6.0 bbPress (r6844) |
| 908 |
* |
| 909 |
* @param int $object_id The object id |
| 910 |
* @param string $meta_key The key used to index this relationship |
| 911 |
* @param string $meta_type The type of meta to look in |
| 912 |
* |
| 913 |
* @return array Returns ids of users |
| 914 |
*/ |
| 915 |
public function get_users_for_object( $object_id = 0, $meta_key = '', $meta_type = 'post' ) { |
| 916 |
|
| 917 |
// Try to get user IDs from cache |
| 918 |
$user_ids = $this->cache_get( $meta_key, $object_id ); |
| 919 |
|
| 920 |
// Cache is empty, so hit the database |
| 921 |
if ( false === $user_ids ) { |
| 922 |
$option_key = $this->get_user_option_key( $meta_key, $object_id, true ); |
| 923 |
$bbp_db = bbp_db(); |
| 924 |
$user_ids = $bbp_db->get_col( "SELECT user_id FROM {$bbp_db->usermeta} WHERE meta_key = '{$option_key}' and FIND_IN_SET('{$object_id}', meta_value) > 0" ); |
| 925 |
|
| 926 |
// Always cache results (even if empty, to prevent multiple misses) |
| 927 |
$this->cache_set( $meta_key, $object_id, $user_ids ); |
| 928 |
} |
| 929 |
|
| 930 |
// Return parsed IDs |
| 931 |
return $this->parse_comma_list( $user_ids ); |
| 932 |
} |
| 933 |
|
| 934 |
/** |
| 935 |
* Get the part of the query responsible for JOINing objects to relationships. |
| 936 |
* |
| 937 |
* @since 2.6.0 bbPress (r6844) |
| 938 |
* |
| 939 |
* @param array $args |
| 940 |
* @param string $meta_key |
| 941 |
* @param string $meta_type |
| 942 |
* |
| 943 |
* @return array |
| 944 |
*/ |
| 945 |
public function get_query( $args = array(), $context_key = '', $meta_key = '', $meta_type = 'post' ) { |
| 946 |
$user_id = bbp_get_user_id( $args, true, true ); |
| 947 |
$option_key = $this->get_user_option_key( $meta_key ); |
| 948 |
$object_ids = $this->parse_comma_list( get_user_option( $option_key, $user_id ) ); |
| 949 |
|
| 950 |
// Maybe trick WP_Query into ".ID IN (0)" to return no results |
| 951 |
if ( empty( $object_ids ) ) { |
| 952 |
$object_ids = array( 0 ); |
| 953 |
} |
| 954 |
|
| 955 |
// Maybe include these post IDs |
| 956 |
$args = array( |
| 957 |
'post__in' => $object_ids |
| 958 |
); |
| 959 |
|
| 960 |
// Parse arguments |
| 961 |
return bbp_parse_args( $args, array(), $context_key ); |
| 962 |
} |
| 963 |
} |
| 964 |
|
