Commit 048c03fe authored by Erick Hitter's avatar Erick Hitter

Initial commit using Core's usermeta implementation as a template

From https://core.trac.wordpress.org/browser/trunk/src/wp-includes/session.php?rev=29635
parents
<?php
/**
* Meta-based user sessions token manager.
*
* @since 4.0.0
*/
class WP_Redis_Session_Storage extends WP_Session_Tokens {
/**
* Get all sessions of a user.
*
* @since 4.0.0
* @access protected
*
* @return array Sessions of a user.
*/
protected function get_sessions() {
$sessions = get_user_meta( $this->user_id, 'session_tokens', true );
if ( ! is_array( $sessions ) ) {
return array();
}
$sessions = array_map( array( $this, 'prepare_session' ), $sessions );
return array_filter( $sessions, array( $this, 'is_still_valid' ) );
}
/**
* Converts an expiration to an array of session information.
*
* @param mixed $session Session or expiration.
* @return array Session.
*/
protected function prepare_session( $session ) {
if ( is_int( $session ) ) {
return array( 'expiration' => $session );
}
return $session;
}
/**
* Retrieve a session by its verifier (token hash).
*
* @since 4.0.0
* @access protected
*
* @param string $verifier Verifier of the session to retrieve.
* @return array|null The session, or null if it does not exist
*/
protected function get_session( $verifier ) {
$sessions = $this->get_sessions();
if ( isset( $sessions[ $verifier ] ) ) {
return $sessions[ $verifier ];
}
return null;
}
/**
* Update a session by its verifier.
*
* @since 4.0.0
* @access protected
*
* @param string $verifier Verifier of the session to update.
* @param array $session Optional. Session. Omitting this argument destroys the session.
*/
protected function update_session( $verifier, $session = null ) {
$sessions = $this->get_sessions();
if ( $session ) {
$sessions[ $verifier ] = $session;
} else {
unset( $sessions[ $verifier ] );
}
$this->update_sessions( $sessions );
}
/**
* Update a user's sessions in the usermeta table.
*
* @since 4.0.0
* @access protected
*
* @param array $sessions Sessions.
*/
protected function update_sessions( $sessions ) {
if ( ! has_filter( 'attach_session_information' ) ) {
$sessions = wp_list_pluck( $sessions, 'expiration' );
}
if ( $sessions ) {
update_user_meta( $this->user_id, 'session_tokens', $sessions );
} else {
delete_user_meta( $this->user_id, 'session_tokens' );
}
}
/**
* Destroy all session tokens for a user, except a single session passed.
*
* @since 4.0.0
* @access protected
*
* @param string $verifier Verifier of the session to keep.
*/
protected function destroy_other_sessions( $verifier ) {
$session = $this->get_session( $verifier );
$this->update_sessions( array( $verifier => $session ) );
}
/**
* Destroy all session tokens for a user.
*
* @since 4.0.0
* @access protected
*/
protected function destroy_all_sessions() {
$this->update_sessions( array() );
}
/**
* Destroy all session tokens for all users.
*
* @since 4.0.0
* @access public
* @static
*/
public static function drop_sessions() {
delete_metadata( 'user', false, 'session_tokens', false, true );
}
}
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment