JezK

Edit File: class-wp-session-tokens.php

<?php
/**
 * Session API: WP_Session_Tokens class
 *
 * @package WordPress
 * @subpackage Session
 * @since 4.7.0
 */

/**
 * Abstract class for managing user session tokens.
 *
 * @since 4.0.0
 */
#[AllowDynamicProperties]
abstract class WP_Session_Tokens {

/**
	 * User ID.
	 *
	 * @since 4.0.0
	 * @var int User ID.
	 */
	protected $user_id;

/**
	 * Protected constructor. Use the `get_instance()` method to get the instance.
	 *
	 * @since 4.0.0
	 *
	 * @param int $user_id User whose session to manage.
	 */
	protected function __construct( $user_id ) {
		$this->user_id = $user_id;
	}

/**
	 * Retrieves a session manager instance for a user.
	 *
	 * This method contains a {@see 'session_token_manager'} filter, allowing a plugin to swap out
	 * the session manager for a subclass of `WP_Session_Tokens`.
	 *
	 * @since 4.0.0
	 *
	 * @param int $user_id User whose session to manage.
	 * @return WP_Session_Tokens The session object, which is by default an instance of
	 *                           the `WP_User_Meta_Session_Tokens` class.
	 */
	final public static function get_instance( $user_id ) {
		/**
		 * Filters the class name for the session token manager.
		 *
		 * @since 4.0.0
		 *
		 * @param string $session Name of class to use as the manager.
		 *                        Default 'WP_User_Meta_Session_Tokens'.
		 */
		$manager = apply_filters( 'session_token_manager', 'WP_User_Meta_Session_Tokens' );
		return new $manager( $user_id );
	}

/**
	 * Hashes the given session token for storage.
	 *
	 * @since 4.0.0
	 *
	 * @param string $token Session token to hash.
	 * @return string A hash of the session token (a verifier).
	 */
	private function hash_token( $token ) {
		return hash( 'sha256', $token );
	}

/**
	 * Retrieves a user's session for the given token.
	 *
	 * @since 4.0.0
	 *
	 * @param string $token Session token.
	 * @return array|null The session, or null if it does not exist.
	 */
	final public function get( $token ) {
		$verifier = $this->hash_token( $token );
		return $this->get_session( $verifier );
	}

/**
	 * Validates the given session token for authenticity and validity.
	 *
	 * Checks that the given token is present and hasn't expired.
	 *
	 * @since 4.0.0
	 *
	 * @param string $token Token to verify.
	 * @return bool Whether the token is valid for the user.
	 */
	final public function verify( $token ) {
		$verifier = $this->hash_token( $token );
		return (bool) $this->get_session( $verifier );
	}

/**
	 * Generates a session token and attaches session information to it.
	 *
	 * A session token is a long, random string. It is used in a cookie
	 * to link that cookie to an expiration time and to ensure the cookie
	 * becomes invalidated when the user logs out.
	 *
	 * This function generates a token and stores it with the associated
	 * expiration time (and potentially other session information via the
	 * {@see 'attach_session_information'} filter).
	 *
	 * @since 4.0.0
	 *
	 * @param int $expiration Session expiration timestamp.
	 * @return string Session token.
	 */
	final public function create( $expiration ) {
		/**
		 * Filters the information attached to the newly created session.
		 *
		 * Can be used to attach further information to a session.
		 *
		 * @since 4.0.0
		 *
		 * @param array $session Array of extra data.
		 * @param int   $user_id User ID.
		 */
		$session               = apply_filters( 'attach_session_information', array(), $this->user_id );
		$session['expiration'] = $expiration;

// IP address.
		if ( ! empty( $_SERVER['REMOTE_ADDR'] ) ) {
			$session['ip'] = $_SERVER['REMOTE_ADDR'];
		}

// User-agent.
		if ( ! empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			$session['ua'] = wp_unslash( $_SERVER['HTTP_USER_AGENT'] );
		}

// Timestamp.
		$session['login'] = time();

$token = wp_generate_password( 43, false, false );

$this->update( $token, $session );

return $token;
	}

/**
	 * Updates the data for the session with the given token.
	 *
	 * @since 4.0.0
	 *
	 * @param string $token Session token to update.
	 * @param array  $session Session information.
	 */
	final public function update( $token, $session ) {
		$verifier = $this->hash_token( $token );
		$this->update_session( $verifier, $session );
	}

/**
	 * Destroys the session with the given token.
	 *
	 * @since 4.0.0
	 *
	 * @param string $token Session token to destroy.
	 */
	final public function destroy( $token ) {
		$verifier = $this->hash_token( $token );
		$this->update_session( $verifier, null );
	}

/**
	 * Destroys all sessions for this user except the one with the given token (presumably the one in use).
	 *
	 * @since 4.0.0
	 *
	 * @param string $token_to_keep Session token to keep.
	 */
	final public function destroy_others( $token_to_keep ) {
		$verifier = $this->hash_token( $token_to_keep );
		$session  = $this->get_session( $verifier );
		if ( $session ) {
			$this->destroy_other_sessions( $verifier );
		} else {
			$this->destroy_all_sessions();
		}
	}

/**
	 * Determines whether a session is still valid, based on its expiration timestamp.
	 *
	 * @since 4.0.0
	 *
	 * @param array $session Session to check.
	 * @return bool Whether session is valid.
	 */
	final protected function is_still_valid( $session ) {
		return $session['expiration'] >= time();
	}

/**
	 * Destroys all sessions for a user.
	 *
	 * @since 4.0.0
	 */
	final public function destroy_all() {
		$this->destroy_all_sessions();
	}

/**
	 * Destroys all sessions for all users.
	 *
	 * @since 4.0.0
	 */
	final public static function destroy_all_for_all_users() {
		/** This filter is documented in wp-includes/class-wp-session-tokens.php */
		$manager = apply_filters( 'session_token_manager', 'WP_User_Meta_Session_Tokens' );
		call_user_func( array( $manager, 'drop_sessions' ) );
	}

/**
	 * Retrieves all sessions for a user.
	 *
	 * @since 4.0.0
	 *
	 * @return array Sessions for a user.
	 */
	final public function get_all() {
		return array_values( $this->get_sessions() );
	}

/**
	 * Retrieves all sessions of the user.
	 *
	 * @since 4.0.0
	 *
	 * @return array Sessions of the user.
	 */
	abstract protected function get_sessions();

/**
	 * Retrieves a session based on its verifier (token hash).
	 *
	 * @since 4.0.0
	 *
	 * @param string $verifier Verifier for the session to retrieve.
	 * @return array|null The session, or null if it does not exist.
	 */
	abstract protected function get_session( $verifier );

/**
	 * Updates a session based on its verifier (token hash).
	 *
	 * Omitting the second argument destroys the session.
	 *
	 * @since 4.0.0
	 *
	 * @param string $verifier Verifier for the session to update.
	 * @param array  $session  Optional. Session. Omitting this argument destroys the session.
	 */
	abstract protected function update_session( $verifier, $session = null );

/**
	 * Destroys all sessions for this user, except the single session with the given verifier.
	 *
	 * @since 4.0.0
	 *
	 * @param string $verifier Verifier of the session to keep.
	 */
	abstract protected function destroy_other_sessions( $verifier );

/**
	 * Destroys all sessions for the user.
	 *
	 * @since 4.0.0
	 */
	abstract protected function destroy_all_sessions();

/**
	 * Destroys all sessions for all users.
	 *
	 * @since 4.0.0
	 */
	public static function drop_sessions() {}
}

BanaBridge News https://validator.w3.org/feed/docs/rss2.html Court Orders Ex-Weah Protocol Chief Jailed on US$8 Million Bail, Sends 15 Jurors to Prison Over Misconduct Women Renew Call for War and Economic Crimes Court at Liberia’s Historic Peace Prayer Site Finance Minister Ngafuan Urges Transparency, Accountability as Liberia Advances ARREST Agenda at UN Retreat PPCC Donates ICT Equipment to 50 Government Institutions to Expand Electronic Procurement System Liberia Commissions €100,000 Elemental Analyzer to Strengthen Environmental Research and Food Security EPA Ends 16 Years of Renting with Purchase of Permanent Headquarters West African Tax Bodies Deepen Partnership to Boost Revenue Mobilization, Launch Carbon Tax Study Liberia Hosts Sierra Leone Procurement Delegation for E-GP Reform Study Tour World Bank Praises Liberia’s Central Bank for Economic Stability and Private Sector Progress Liberians See Slight Improvement in Corruption Fight, But Graft Still Viewed as Widespread, CENTAL Report Finds Canada Afrique Care Foundation Set for Official Launch, Expanding Free Mental Health Access Across Canada and Africa Weah Claims Liberia Has Become a “Narco State” as Opposition Rallies Behind Calls for Independent Probe into US$19 Million Cocaine Bust EPA Boss Calls for Stronger Student Engagement, Unveils Push for Academic Partnership at UL Climate Symposium Education Minister Urges Students to Embrace Tax Responsibility at National Student Tax Day CDC Secretary General Urges U.S. Government to Review Support to Liberia National Police Liberia Partners with CACFO to Expand Mental Health Services Ahead of Global Launch Wreh-Toe Appointed Board Chair of CACFO as Foundation Strengthens Mental Health Push GIABA Opens New Information Center Headquarters in Abidjan Liberia Wins Fresh Backing as World Bank Group Executive Praises Progress, Pushes Faster Project Delivery LRA Honors Liberia’s Top Taxpayers as Revenue Collections Hit Historic High Root Cause in Question as Border Tensions Persist After Conakry Peace Deal From Enforcement to Innovation: EPA Marks 2025 as a Defining Year for Liberia’s Environment Weah Declares ‘Road to 2029 Begins Today’ as CDC Marks 22nd Anniversary in Zwedru 500 Documented Governance Failures: Activist Publishes Sweeping End-of-Year Indictment of Boakai Administration CDC Calls for Probe into Border Crisis, Cites Alleged Mining Activities Liberia Moves to Strengthen Small Businesses with $672,000 Packaging Solution Initiative Former Public Works Minister Ruth Coker Collins Defends Zwedru Corridor Strategy, Calls for “Facts Over Rhetoric” in Infrastructure Debate Power Shake-Up in CDC Diaspora: NEC Dissolves CDC-USA Interim Leadership, Appoints Rev. Muin to Lead U.S. Chapter Tweah Reemerges, Sparks Fierce National Debate Over Governance and Liberia’s Future Koijee Slams Tribal Politics and Political Manipulation in Lofa, Accuses Boakai Government Mali and Burkina Faso Impose Reciprocal Travel Ban on U.S. Citizens Guinea Election: A Turn Toward Continuity Amid Questions of Democratic Credibility Liberia’s Revenue Grows Stronger as LRA Exceeds National Target for Second Year Liberia’s Gender Legal Landscape: Laws in Place, Systems Lag Far Behind Liberia’s Economy Gains Momentum as CBL Governor Highlights Progress at ECOWAS Meeting Liberia Positions Itself for Eco Currency Entry as Economy Expands by 5.1% From Overcrowded Classrooms to Renewal: NPA Mobilizes $1 Million to Transform UL Ex-Public Works Minister Ruth Coker Collins Slams Ministry’s “Lack of Capacity,” Defends Her Infrastructure Record CDC Expels Three Senior Members, Citing Alleged Alignment With Government and Undermining Party Ideology UL to Celebrate 75 Years of Excellence Saudi Fund Advances Liberia’s Push for Major Infrastructure Development West African Financial Leaders Convene in Monrovia for ECOWAS Statutory Meetings Unlocking Liberia’s Potential: Government Launches Major Revenue and Transparency Reforms Incremental Gains, Enduring Impunity: Liberia’s CPI Improvement Fails the Test of Reform Boakai’s Call for Unity Faces Scrutiny as Opposition, Citizens Question Actions Behind the Words REMAPSEN Liberia Set to Strengthen Health and Environmental Reporting Energy Sector Women Step Into the Spotlight at Liberia’s International Women’s Day Celebration FeJAL Concludes Three-Day Retreat, Honors Outstanding Women Journalists Dr. Rasha Kelej Named Among Africa’s 100 Most Influential Leaders LAVA Honored for Strengthening Liberia–U.S. Ties at 2025 Military Ball