2296 lines
75 KiB
PHP
2296 lines
75 KiB
PHP
<?php
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/**
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* These functions can be replaced via plugins. If plugins do not redefine these
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* functions, then these will be used instead.
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*
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* @package WordPress
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*/
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if ( !function_exists('wp_set_current_user') ) :
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/**
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* Changes the current user by ID or name.
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*
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* Set $id to null and specify a name if you do not know a user's ID.
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*
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* Some WordPress functionality is based on the current user and not based on
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* the signed in user. Therefore, it opens the ability to edit and perform
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* actions on users who aren't signed in.
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*
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* @since 2.0.3
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* @global object $current_user The current user object which holds the user data.
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*
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* @param int $id User ID
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* @param string $name User's username
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* @return WP_User Current user User object
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*/
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function wp_set_current_user($id, $name = '') {
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global $current_user;
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if ( isset( $current_user ) && ( $current_user instanceof WP_User ) && ( $id == $current_user->ID ) )
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return $current_user;
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$current_user = new WP_User( $id, $name );
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setup_userdata( $current_user->ID );
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/**
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* Fires after the current user is set.
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*
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* @since 2.0.1
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*/
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do_action( 'set_current_user' );
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return $current_user;
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}
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endif;
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if ( !function_exists('wp_get_current_user') ) :
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/**
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* Retrieve the current user object.
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*
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* @since 2.0.3
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*
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* @return WP_User Current user WP_User object
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*/
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function wp_get_current_user() {
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global $current_user;
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get_currentuserinfo();
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return $current_user;
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}
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endif;
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if ( !function_exists('get_currentuserinfo') ) :
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/**
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* Populate global variables with information about the currently logged in user.
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*
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* Will set the current user, if the current user is not set. The current user
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* will be set to the logged-in person. If no user is logged-in, then it will
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* set the current user to 0, which is invalid and won't have any permissions.
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*
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* @since 0.71
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*
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* @uses $current_user Checks if the current user is set
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*
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* @return null|false False on XML-RPC Request and invalid auth cookie. Null when current user set.
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*/
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function get_currentuserinfo() {
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global $current_user;
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if ( ! empty( $current_user ) ) {
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if ( $current_user instanceof WP_User )
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return;
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// Upgrade stdClass to WP_User
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if ( is_object( $current_user ) && isset( $current_user->ID ) ) {
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$cur_id = $current_user->ID;
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$current_user = null;
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wp_set_current_user( $cur_id );
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return;
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}
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// $current_user has a junk value. Force to WP_User with ID 0.
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$current_user = null;
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wp_set_current_user( 0 );
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return false;
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}
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if ( defined('XMLRPC_REQUEST') && XMLRPC_REQUEST ) {
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wp_set_current_user( 0 );
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return false;
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}
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/**
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* Filter the current user.
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*
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* The default filters use this to determine the current user from the
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* request's cookies, if available.
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*
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* Returning a value of false will effectively short-circuit setting
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* the current user.
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*
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* @since 3.9.0
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*
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* @param int|bool $user_id User ID if one has been determined, false otherwise.
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*/
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$user_id = apply_filters( 'determine_current_user', false );
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if ( ! $user_id ) {
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wp_set_current_user( 0 );
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return false;
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}
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wp_set_current_user( $user_id );
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}
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endif;
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if ( !function_exists('get_userdata') ) :
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/**
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* Retrieve user info by user ID.
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*
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* @since 0.71
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*
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* @param int $user_id User ID
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* @return WP_User|bool WP_User object on success, false on failure.
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*/
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function get_userdata( $user_id ) {
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return get_user_by( 'id', $user_id );
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}
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endif;
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if ( !function_exists('get_user_by') ) :
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/**
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* Retrieve user info by a given field
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*
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* @since 2.8.0
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*
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* @param string $field The field to retrieve the user with. id | slug | email | login
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* @param int|string $value A value for $field. A user ID, slug, email address, or login name.
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* @return WP_User|bool WP_User object on success, false on failure.
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*/
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function get_user_by( $field, $value ) {
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$userdata = WP_User::get_data_by( $field, $value );
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if ( !$userdata )
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return false;
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$user = new WP_User;
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$user->init( $userdata );
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return $user;
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}
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endif;
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if ( !function_exists('cache_users') ) :
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/**
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* Retrieve info for user lists to prevent multiple queries by get_userdata()
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*
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* @since 3.0.0
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*
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* @param array $user_ids User ID numbers list
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*/
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function cache_users( $user_ids ) {
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global $wpdb;
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$clean = _get_non_cached_ids( $user_ids, 'users' );
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if ( empty( $clean ) )
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return;
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$list = implode( ',', $clean );
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$users = $wpdb->get_results( "SELECT * FROM $wpdb->users WHERE ID IN ($list)" );
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$ids = array();
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foreach ( $users as $user ) {
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update_user_caches( $user );
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$ids[] = $user->ID;
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}
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update_meta_cache( 'user', $ids );
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}
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endif;
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if ( !function_exists( 'wp_mail' ) ) :
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/**
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* Send mail, similar to PHP's mail
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*
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* A true return value does not automatically mean that the user received the
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* email successfully. It just only means that the method used was able to
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* process the request without any errors.
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*
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* Using the two 'wp_mail_from' and 'wp_mail_from_name' hooks allow from
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* creating a from address like 'Name <email@address.com>' when both are set. If
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* just 'wp_mail_from' is set, then just the email address will be used with no
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* name.
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*
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* The default content type is 'text/plain' which does not allow using HTML.
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* However, you can set the content type of the email by using the
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* 'wp_mail_content_type' filter.
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*
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* The default charset is based on the charset used on the blog. The charset can
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* be set using the 'wp_mail_charset' filter.
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*
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* @since 1.2.1
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*
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* @uses PHPMailer
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*
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* @param string|array $to Array or comma-separated list of email addresses to send message.
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* @param string $subject Email subject
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* @param string $message Message contents
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* @param string|array $headers Optional. Additional headers.
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* @param string|array $attachments Optional. Files to attach.
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* @return bool Whether the email contents were sent successfully.
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*/
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function wp_mail( $to, $subject, $message, $headers = '', $attachments = array() ) {
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// Compact the input, apply the filters, and extract them back out
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/**
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* Filter the wp_mail() arguments.
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*
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* @since 2.2.0
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*
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* @param array $args A compacted array of wp_mail() arguments, including the "to" email,
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* subject, message, headers, and attachments values.
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*/
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$atts = apply_filters( 'wp_mail', compact( 'to', 'subject', 'message', 'headers', 'attachments' ) );
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if ( isset( $atts['to'] ) ) {
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$to = $atts['to'];
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}
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if ( isset( $atts['subject'] ) ) {
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$subject = $atts['subject'];
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}
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if ( isset( $atts['message'] ) ) {
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$message = $atts['message'];
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}
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if ( isset( $atts['headers'] ) ) {
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$headers = $atts['headers'];
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}
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if ( isset( $atts['attachments'] ) ) {
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$attachments = $atts['attachments'];
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}
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if ( ! is_array( $attachments ) ) {
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$attachments = explode( "\n", str_replace( "\r\n", "\n", $attachments ) );
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}
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global $phpmailer;
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// (Re)create it, if it's gone missing
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if ( ! ( $phpmailer instanceof PHPMailer ) ) {
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require_once ABSPATH . WPINC . '/class-phpmailer.php';
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require_once ABSPATH . WPINC . '/class-smtp.php';
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$phpmailer = new PHPMailer( true );
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}
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// Headers
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if ( empty( $headers ) ) {
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$headers = array();
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} else {
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if ( !is_array( $headers ) ) {
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// Explode the headers out, so this function can take both
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// string headers and an array of headers.
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$tempheaders = explode( "\n", str_replace( "\r\n", "\n", $headers ) );
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} else {
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$tempheaders = $headers;
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}
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$headers = array();
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$cc = array();
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$bcc = array();
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// If it's actually got contents
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if ( !empty( $tempheaders ) ) {
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// Iterate through the raw headers
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foreach ( (array) $tempheaders as $header ) {
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if ( strpos($header, ':') === false ) {
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if ( false !== stripos( $header, 'boundary=' ) ) {
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$parts = preg_split('/boundary=/i', trim( $header ) );
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$boundary = trim( str_replace( array( "'", '"' ), '', $parts[1] ) );
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}
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continue;
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}
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// Explode them out
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list( $name, $content ) = explode( ':', trim( $header ), 2 );
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// Cleanup crew
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$name = trim( $name );
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$content = trim( $content );
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switch ( strtolower( $name ) ) {
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// Mainly for legacy -- process a From: header if it's there
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case 'from':
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if ( strpos($content, '<' ) !== false ) {
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// So... making my life hard again?
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$from_name = substr( $content, 0, strpos( $content, '<' ) - 1 );
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$from_name = str_replace( '"', '', $from_name );
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$from_name = trim( $from_name );
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$from_email = substr( $content, strpos( $content, '<' ) + 1 );
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$from_email = str_replace( '>', '', $from_email );
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$from_email = trim( $from_email );
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} else {
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$from_email = trim( $content );
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}
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break;
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case 'content-type':
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if ( strpos( $content, ';' ) !== false ) {
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list( $type, $charset ) = explode( ';', $content );
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$content_type = trim( $type );
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if ( false !== stripos( $charset, 'charset=' ) ) {
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$charset = trim( str_replace( array( 'charset=', '"' ), '', $charset ) );
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} elseif ( false !== stripos( $charset, 'boundary=' ) ) {
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$boundary = trim( str_replace( array( 'BOUNDARY=', 'boundary=', '"' ), '', $charset ) );
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$charset = '';
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}
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} else {
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$content_type = trim( $content );
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}
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break;
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case 'cc':
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$cc = array_merge( (array) $cc, explode( ',', $content ) );
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break;
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case 'bcc':
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$bcc = array_merge( (array) $bcc, explode( ',', $content ) );
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break;
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default:
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// Add it to our grand headers array
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$headers[trim( $name )] = trim( $content );
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break;
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}
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}
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}
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}
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// Empty out the values that may be set
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$phpmailer->ClearAllRecipients();
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$phpmailer->ClearAttachments();
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$phpmailer->ClearCustomHeaders();
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$phpmailer->ClearReplyTos();
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// From email and name
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// If we don't have a name from the input headers
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if ( !isset( $from_name ) )
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$from_name = 'WordPress';
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/* If we don't have an email from the input headers default to wordpress@$sitename
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* Some hosts will block outgoing mail from this address if it doesn't exist but
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* there's no easy alternative. Defaulting to admin_email might appear to be another
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* option but some hosts may refuse to relay mail from an unknown domain. See
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* https://core.trac.wordpress.org/ticket/5007.
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*/
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if ( !isset( $from_email ) ) {
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// Get the site domain and get rid of www.
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$sitename = strtolower( $_SERVER['SERVER_NAME'] );
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if ( substr( $sitename, 0, 4 ) == 'www.' ) {
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$sitename = substr( $sitename, 4 );
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}
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$from_email = 'wordpress@' . $sitename;
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}
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/**
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* Filter the email address to send from.
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*
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* @since 2.2.0
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*
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* @param string $from_email Email address to send from.
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*/
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$phpmailer->From = apply_filters( 'wp_mail_from', $from_email );
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/**
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* Filter the name to associate with the "from" email address.
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*
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* @since 2.3.0
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*
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* @param string $from_name Name associated with the "from" email address.
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*/
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$phpmailer->FromName = apply_filters( 'wp_mail_from_name', $from_name );
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// Set destination addresses
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if ( !is_array( $to ) )
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$to = explode( ',', $to );
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foreach ( (array) $to as $recipient ) {
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try {
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// Break $recipient into name and address parts if in the format "Foo <bar@baz.com>"
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$recipient_name = '';
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if( preg_match( '/(.*)<(.+)>/', $recipient, $matches ) ) {
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if ( count( $matches ) == 3 ) {
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$recipient_name = $matches[1];
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$recipient = $matches[2];
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}
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}
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$phpmailer->AddAddress( $recipient, $recipient_name);
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} catch ( phpmailerException $e ) {
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continue;
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}
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}
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// Set mail's subject and body
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$phpmailer->Subject = $subject;
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$phpmailer->Body = $message;
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// Add any CC and BCC recipients
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if ( !empty( $cc ) ) {
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foreach ( (array) $cc as $recipient ) {
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try {
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// Break $recipient into name and address parts if in the format "Foo <bar@baz.com>"
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$recipient_name = '';
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if( preg_match( '/(.*)<(.+)>/', $recipient, $matches ) ) {
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if ( count( $matches ) == 3 ) {
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$recipient_name = $matches[1];
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$recipient = $matches[2];
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}
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}
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$phpmailer->AddCc( $recipient, $recipient_name );
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} catch ( phpmailerException $e ) {
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continue;
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}
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}
|
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}
|
|
|
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if ( !empty( $bcc ) ) {
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foreach ( (array) $bcc as $recipient) {
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try {
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// Break $recipient into name and address parts if in the format "Foo <bar@baz.com>"
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$recipient_name = '';
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if( preg_match( '/(.*)<(.+)>/', $recipient, $matches ) ) {
|
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if ( count( $matches ) == 3 ) {
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$recipient_name = $matches[1];
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$recipient = $matches[2];
|
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}
|
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}
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$phpmailer->AddBcc( $recipient, $recipient_name );
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} catch ( phpmailerException $e ) {
|
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continue;
|
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}
|
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}
|
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}
|
|
|
|
// Set to use PHP's mail()
|
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$phpmailer->IsMail();
|
|
|
|
// Set Content-Type and charset
|
|
// If we don't have a content-type from the input headers
|
|
if ( !isset( $content_type ) )
|
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$content_type = 'text/plain';
|
|
|
|
/**
|
|
* Filter the wp_mail() content type.
|
|
*
|
|
* @since 2.3.0
|
|
*
|
|
* @param string $content_type Default wp_mail() content type.
|
|
*/
|
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$content_type = apply_filters( 'wp_mail_content_type', $content_type );
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|
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$phpmailer->ContentType = $content_type;
|
|
|
|
// Set whether it's plaintext, depending on $content_type
|
|
if ( 'text/html' == $content_type )
|
|
$phpmailer->IsHTML( true );
|
|
|
|
// If we don't have a charset from the input headers
|
|
if ( !isset( $charset ) )
|
|
$charset = get_bloginfo( 'charset' );
|
|
|
|
// Set the content-type and charset
|
|
|
|
/**
|
|
* Filter the default wp_mail() charset.
|
|
*
|
|
* @since 2.3.0
|
|
*
|
|
* @param string $charset Default email charset.
|
|
*/
|
|
$phpmailer->CharSet = apply_filters( 'wp_mail_charset', $charset );
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|
|
|
// Set custom headers
|
|
if ( !empty( $headers ) ) {
|
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foreach( (array) $headers as $name => $content ) {
|
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$phpmailer->AddCustomHeader( sprintf( '%1$s: %2$s', $name, $content ) );
|
|
}
|
|
|
|
if ( false !== stripos( $content_type, 'multipart' ) && ! empty($boundary) )
|
|
$phpmailer->AddCustomHeader( sprintf( "Content-Type: %s;\n\t boundary=\"%s\"", $content_type, $boundary ) );
|
|
}
|
|
|
|
if ( !empty( $attachments ) ) {
|
|
foreach ( $attachments as $attachment ) {
|
|
try {
|
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$phpmailer->AddAttachment($attachment);
|
|
} catch ( phpmailerException $e ) {
|
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continue;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Fires after PHPMailer is initialized.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param PHPMailer &$phpmailer The PHPMailer instance, passed by reference.
|
|
*/
|
|
do_action_ref_array( 'phpmailer_init', array( &$phpmailer ) );
|
|
|
|
// Send!
|
|
try {
|
|
return $phpmailer->Send();
|
|
} catch ( phpmailerException $e ) {
|
|
return false;
|
|
}
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_authenticate') ) :
|
|
/**
|
|
* Checks a user's login information and logs them in if it checks out.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param string $username User's username
|
|
* @param string $password User's password
|
|
* @return WP_User|WP_Error WP_User object if login successful, otherwise WP_Error object.
|
|
*/
|
|
function wp_authenticate($username, $password) {
|
|
$username = sanitize_user($username);
|
|
$password = trim($password);
|
|
|
|
/**
|
|
* Filter the user to authenticate.
|
|
*
|
|
* If a non-null value is passed, the filter will effectively short-circuit
|
|
* authentication, returning an error instead.
|
|
*
|
|
* @since 2.8.0
|
|
*
|
|
* @param null|WP_User $user User to authenticate.
|
|
* @param string $username User login.
|
|
* @param string $password User password
|
|
*/
|
|
$user = apply_filters( 'authenticate', null, $username, $password );
|
|
|
|
if ( $user == null ) {
|
|
// TODO what should the error message be? (Or would these even happen?)
|
|
// Only needed if all authentication handlers fail to return anything.
|
|
$user = new WP_Error('authentication_failed', __('<strong>ERROR</strong>: Invalid username or incorrect password.'));
|
|
}
|
|
|
|
$ignore_codes = array('empty_username', 'empty_password');
|
|
|
|
if (is_wp_error($user) && !in_array($user->get_error_code(), $ignore_codes) ) {
|
|
/**
|
|
* Fires after a user login has failed.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param string $username User login.
|
|
*/
|
|
do_action( 'wp_login_failed', $username );
|
|
}
|
|
|
|
return $user;
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_logout') ) :
|
|
/**
|
|
* Log the current user out.
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
function wp_logout() {
|
|
wp_destroy_current_session();
|
|
wp_clear_auth_cookie();
|
|
|
|
/**
|
|
* Fires after a user is logged-out.
|
|
*
|
|
* @since 1.5.0
|
|
*/
|
|
do_action( 'wp_logout' );
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_validate_auth_cookie') ) :
|
|
/**
|
|
* Validates authentication cookie.
|
|
*
|
|
* The checks include making sure that the authentication cookie is set and
|
|
* pulling in the contents (if $cookie is not used).
|
|
*
|
|
* Makes sure the cookie is not expired. Verifies the hash in cookie is what is
|
|
* should be and compares the two.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param string $cookie Optional. If used, will validate contents instead of cookie's
|
|
* @param string $scheme Optional. The cookie scheme to use: auth, secure_auth, or logged_in
|
|
* @return bool|int False if invalid cookie, User ID if valid.
|
|
*/
|
|
function wp_validate_auth_cookie($cookie = '', $scheme = '') {
|
|
if ( ! $cookie_elements = wp_parse_auth_cookie($cookie, $scheme) ) {
|
|
/**
|
|
* Fires if an authentication cookie is malformed.
|
|
*
|
|
* @since 2.7.0
|
|
*
|
|
* @param string $cookie Malformed auth cookie.
|
|
* @param string $scheme Authentication scheme. Values include 'auth', 'secure_auth',
|
|
* or 'logged_in'.
|
|
*/
|
|
do_action( 'auth_cookie_malformed', $cookie, $scheme );
|
|
return false;
|
|
}
|
|
|
|
$scheme = $cookie_elements['scheme'];
|
|
$username = $cookie_elements['username'];
|
|
$hmac = $cookie_elements['hmac'];
|
|
$token = $cookie_elements['token'];
|
|
$expired = $expiration = $cookie_elements['expiration'];
|
|
|
|
// Allow a grace period for POST and AJAX requests
|
|
if ( defined('DOING_AJAX') || 'POST' == $_SERVER['REQUEST_METHOD'] ) {
|
|
$expired += HOUR_IN_SECONDS;
|
|
}
|
|
|
|
// Quick check to see if an honest cookie has expired
|
|
if ( $expired < time() ) {
|
|
/**
|
|
* Fires once an authentication cookie has expired.
|
|
*
|
|
* @since 2.7.0
|
|
*
|
|
* @param array $cookie_elements An array of data for the authentication cookie.
|
|
*/
|
|
do_action( 'auth_cookie_expired', $cookie_elements );
|
|
return false;
|
|
}
|
|
|
|
$user = get_user_by('login', $username);
|
|
if ( ! $user ) {
|
|
/**
|
|
* Fires if a bad username is entered in the user authentication process.
|
|
*
|
|
* @since 2.7.0
|
|
*
|
|
* @param array $cookie_elements An array of data for the authentication cookie.
|
|
*/
|
|
do_action( 'auth_cookie_bad_username', $cookie_elements );
|
|
return false;
|
|
}
|
|
|
|
$pass_frag = substr($user->user_pass, 8, 4);
|
|
|
|
$key = wp_hash( $username . '|' . $pass_frag . '|' . $expiration . '|' . $token, $scheme );
|
|
|
|
// If ext/hash is not present, compat.php's hash_hmac() does not support sha256.
|
|
$algo = function_exists( 'hash' ) ? 'sha256' : 'sha1';
|
|
$hash = hash_hmac( $algo, $username . '|' . $expiration . '|' . $token, $key );
|
|
|
|
if ( ! hash_equals( $hash, $hmac ) ) {
|
|
/**
|
|
* Fires if a bad authentication cookie hash is encountered.
|
|
*
|
|
* @since 2.7.0
|
|
*
|
|
* @param array $cookie_elements An array of data for the authentication cookie.
|
|
*/
|
|
do_action( 'auth_cookie_bad_hash', $cookie_elements );
|
|
return false;
|
|
}
|
|
|
|
$manager = WP_Session_Tokens::get_instance( $user->ID );
|
|
if ( ! $manager->verify( $token ) ) {
|
|
do_action( 'auth_cookie_bad_session_token', $cookie_elements );
|
|
return false;
|
|
}
|
|
|
|
// AJAX/POST grace period set above
|
|
if ( $expiration < time() ) {
|
|
$GLOBALS['login_grace_period'] = 1;
|
|
}
|
|
|
|
/**
|
|
* Fires once an authentication cookie has been validated.
|
|
*
|
|
* @since 2.7.0
|
|
*
|
|
* @param array $cookie_elements An array of data for the authentication cookie.
|
|
* @param WP_User $user User object.
|
|
*/
|
|
do_action( 'auth_cookie_valid', $cookie_elements, $user );
|
|
|
|
return $user->ID;
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_generate_auth_cookie') ) :
|
|
/**
|
|
* Generate authentication cookie contents.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param int $user_id User ID
|
|
* @param int $expiration Cookie expiration in seconds
|
|
* @param string $scheme Optional. The cookie scheme to use: auth, secure_auth, or logged_in
|
|
* @param string $token User's session token to use for this cookie
|
|
* @return string Authentication cookie contents. Empty string if user does not exist.
|
|
*/
|
|
function wp_generate_auth_cookie( $user_id, $expiration, $scheme = 'auth', $token = '' ) {
|
|
$user = get_userdata($user_id);
|
|
if ( ! $user ) {
|
|
return '';
|
|
}
|
|
|
|
if ( ! $token ) {
|
|
$manager = WP_Session_Tokens::get_instance( $user_id );
|
|
$token = $manager->create( $expiration );
|
|
}
|
|
|
|
$pass_frag = substr($user->user_pass, 8, 4);
|
|
|
|
$key = wp_hash( $user->user_login . '|' . $pass_frag . '|' . $expiration . '|' . $token, $scheme );
|
|
|
|
// If ext/hash is not present, compat.php's hash_hmac() does not support sha256.
|
|
$algo = function_exists( 'hash' ) ? 'sha256' : 'sha1';
|
|
$hash = hash_hmac( $algo, $user->user_login . '|' . $expiration . '|' . $token, $key );
|
|
|
|
$cookie = $user->user_login . '|' . $expiration . '|' . $token . '|' . $hash;
|
|
|
|
/**
|
|
* Filter the authentication cookie.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param string $cookie Authentication cookie.
|
|
* @param int $user_id User ID.
|
|
* @param int $expiration Authentication cookie expiration in seconds.
|
|
* @param string $scheme Cookie scheme used. Accepts 'auth', 'secure_auth', or 'logged_in'.
|
|
* @param string $token User's session token used.
|
|
*/
|
|
return apply_filters( 'auth_cookie', $cookie, $user_id, $expiration, $scheme, $token );
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_parse_auth_cookie') ) :
|
|
/**
|
|
* Parse a cookie into its components
|
|
*
|
|
* @since 2.7.0
|
|
*
|
|
* @param string $cookie
|
|
* @param string $scheme Optional. The cookie scheme to use: auth, secure_auth, or logged_in
|
|
* @return array Authentication cookie components
|
|
*/
|
|
function wp_parse_auth_cookie($cookie = '', $scheme = '') {
|
|
if ( empty($cookie) ) {
|
|
switch ($scheme){
|
|
case 'auth':
|
|
$cookie_name = AUTH_COOKIE;
|
|
break;
|
|
case 'secure_auth':
|
|
$cookie_name = SECURE_AUTH_COOKIE;
|
|
break;
|
|
case "logged_in":
|
|
$cookie_name = LOGGED_IN_COOKIE;
|
|
break;
|
|
default:
|
|
if ( is_ssl() ) {
|
|
$cookie_name = SECURE_AUTH_COOKIE;
|
|
$scheme = 'secure_auth';
|
|
} else {
|
|
$cookie_name = AUTH_COOKIE;
|
|
$scheme = 'auth';
|
|
}
|
|
}
|
|
|
|
if ( empty($_COOKIE[$cookie_name]) )
|
|
return false;
|
|
$cookie = $_COOKIE[$cookie_name];
|
|
}
|
|
|
|
$cookie_elements = explode('|', $cookie);
|
|
if ( count( $cookie_elements ) !== 4 ) {
|
|
return false;
|
|
}
|
|
|
|
list( $username, $expiration, $token, $hmac ) = $cookie_elements;
|
|
|
|
return compact( 'username', 'expiration', 'token', 'hmac', 'scheme' );
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_set_auth_cookie') ) :
|
|
/**
|
|
* Sets the authentication cookies based on user ID.
|
|
*
|
|
* The $remember parameter increases the time that the cookie will be kept. The
|
|
* default the cookie is kept without remembering is two days. When $remember is
|
|
* set, the cookies will be kept for 14 days or two weeks.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param int $user_id User ID
|
|
* @param bool $remember Whether to remember the user
|
|
* @param mixed $secure Whether the admin cookies should only be sent over HTTPS.
|
|
* Default is_ssl().
|
|
*/
|
|
function wp_set_auth_cookie($user_id, $remember = false, $secure = '') {
|
|
if ( $remember ) {
|
|
/**
|
|
* Filter the duration of the authentication cookie expiration period.
|
|
*
|
|
* @since 2.8.0
|
|
*
|
|
* @param int $length Duration of the expiration period in seconds.
|
|
* @param int $user_id User ID.
|
|
* @param bool $remember Whether to remember the user login. Default false.
|
|
*/
|
|
$expiration = time() + apply_filters( 'auth_cookie_expiration', 14 * DAY_IN_SECONDS, $user_id, $remember );
|
|
|
|
/*
|
|
* Ensure the browser will continue to send the cookie after the expiration time is reached.
|
|
* Needed for the login grace period in wp_validate_auth_cookie().
|
|
*/
|
|
$expire = $expiration + ( 12 * HOUR_IN_SECONDS );
|
|
} else {
|
|
/** This filter is documented in wp-includes/pluggable.php */
|
|
$expiration = time() + apply_filters( 'auth_cookie_expiration', 2 * DAY_IN_SECONDS, $user_id, $remember );
|
|
$expire = 0;
|
|
}
|
|
|
|
if ( '' === $secure ) {
|
|
$secure = is_ssl();
|
|
}
|
|
|
|
// Frontend cookie is secure when the auth cookie is secure and the site's home URL is forced HTTPS.
|
|
$secure_logged_in_cookie = $secure && 'https' === parse_url( get_option( 'home' ), PHP_URL_SCHEME );
|
|
|
|
/**
|
|
* Filter whether the connection is secure.
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @param bool $secure Whether the connection is secure.
|
|
* @param int $user_id User ID.
|
|
*/
|
|
$secure = apply_filters( 'secure_auth_cookie', $secure, $user_id );
|
|
|
|
/**
|
|
* Filter whether to use a secure cookie when logged-in.
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @param bool $secure_logged_in_cookie Whether to use a secure cookie when logged-in.
|
|
* @param int $user_id User ID.
|
|
* @param bool $secure Whether the connection is secure.
|
|
*/
|
|
$secure_logged_in_cookie = apply_filters( 'secure_logged_in_cookie', $secure_logged_in_cookie, $user_id, $secure );
|
|
|
|
if ( $secure ) {
|
|
$auth_cookie_name = SECURE_AUTH_COOKIE;
|
|
$scheme = 'secure_auth';
|
|
} else {
|
|
$auth_cookie_name = AUTH_COOKIE;
|
|
$scheme = 'auth';
|
|
}
|
|
|
|
$manager = WP_Session_Tokens::get_instance( $user_id );
|
|
$token = $manager->create( $expiration );
|
|
|
|
$auth_cookie = wp_generate_auth_cookie( $user_id, $expiration, $scheme, $token );
|
|
$logged_in_cookie = wp_generate_auth_cookie( $user_id, $expiration, 'logged_in', $token );
|
|
|
|
/**
|
|
* Fires immediately before the authentication cookie is set.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param string $auth_cookie Authentication cookie.
|
|
* @param int $expire Login grace period in seconds. Default 43,200 seconds, or 12 hours.
|
|
* @param int $expiration Duration in seconds the authentication cookie should be valid.
|
|
* Default 1,209,600 seconds, or 14 days.
|
|
* @param int $user_id User ID.
|
|
* @param string $scheme Authentication scheme. Values include 'auth', 'secure_auth', or 'logged_in'.
|
|
*/
|
|
do_action( 'set_auth_cookie', $auth_cookie, $expire, $expiration, $user_id, $scheme );
|
|
|
|
/**
|
|
* Fires immediately before the secure authentication cookie is set.
|
|
*
|
|
* @since 2.6.0
|
|
*
|
|
* @param string $logged_in_cookie The logged-in cookie.
|
|
* @param int $expire Login grace period in seconds. Default 43,200 seconds, or 12 hours.
|
|
* @param int $expiration Duration in seconds the authentication cookie should be valid.
|
|
* Default 1,209,600 seconds, or 14 days.
|
|
* @param int $user_id User ID.
|
|
* @param string $scheme Authentication scheme. Default 'logged_in'.
|
|
*/
|
|
do_action( 'set_logged_in_cookie', $logged_in_cookie, $expire, $expiration, $user_id, 'logged_in' );
|
|
|
|
setcookie($auth_cookie_name, $auth_cookie, $expire, PLUGINS_COOKIE_PATH, COOKIE_DOMAIN, $secure, true);
|
|
setcookie($auth_cookie_name, $auth_cookie, $expire, ADMIN_COOKIE_PATH, COOKIE_DOMAIN, $secure, true);
|
|
setcookie(LOGGED_IN_COOKIE, $logged_in_cookie, $expire, COOKIEPATH, COOKIE_DOMAIN, $secure_logged_in_cookie, true);
|
|
if ( COOKIEPATH != SITECOOKIEPATH )
|
|
setcookie(LOGGED_IN_COOKIE, $logged_in_cookie, $expire, SITECOOKIEPATH, COOKIE_DOMAIN, $secure_logged_in_cookie, true);
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_clear_auth_cookie') ) :
|
|
/**
|
|
* Removes all of the cookies associated with authentication.
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
function wp_clear_auth_cookie() {
|
|
/**
|
|
* Fires just before the authentication cookies are cleared.
|
|
*
|
|
* @since 2.7.0
|
|
*/
|
|
do_action( 'clear_auth_cookie' );
|
|
|
|
setcookie( AUTH_COOKIE, ' ', time() - YEAR_IN_SECONDS, ADMIN_COOKIE_PATH, COOKIE_DOMAIN );
|
|
setcookie( SECURE_AUTH_COOKIE, ' ', time() - YEAR_IN_SECONDS, ADMIN_COOKIE_PATH, COOKIE_DOMAIN );
|
|
setcookie( AUTH_COOKIE, ' ', time() - YEAR_IN_SECONDS, PLUGINS_COOKIE_PATH, COOKIE_DOMAIN );
|
|
setcookie( SECURE_AUTH_COOKIE, ' ', time() - YEAR_IN_SECONDS, PLUGINS_COOKIE_PATH, COOKIE_DOMAIN );
|
|
setcookie( LOGGED_IN_COOKIE, ' ', time() - YEAR_IN_SECONDS, COOKIEPATH, COOKIE_DOMAIN );
|
|
setcookie( LOGGED_IN_COOKIE, ' ', time() - YEAR_IN_SECONDS, SITECOOKIEPATH, COOKIE_DOMAIN );
|
|
|
|
// Old cookies
|
|
setcookie( AUTH_COOKIE, ' ', time() - YEAR_IN_SECONDS, COOKIEPATH, COOKIE_DOMAIN );
|
|
setcookie( AUTH_COOKIE, ' ', time() - YEAR_IN_SECONDS, SITECOOKIEPATH, COOKIE_DOMAIN );
|
|
setcookie( SECURE_AUTH_COOKIE, ' ', time() - YEAR_IN_SECONDS, COOKIEPATH, COOKIE_DOMAIN );
|
|
setcookie( SECURE_AUTH_COOKIE, ' ', time() - YEAR_IN_SECONDS, SITECOOKIEPATH, COOKIE_DOMAIN );
|
|
|
|
// Even older cookies
|
|
setcookie( USER_COOKIE, ' ', time() - YEAR_IN_SECONDS, COOKIEPATH, COOKIE_DOMAIN );
|
|
setcookie( PASS_COOKIE, ' ', time() - YEAR_IN_SECONDS, COOKIEPATH, COOKIE_DOMAIN );
|
|
setcookie( USER_COOKIE, ' ', time() - YEAR_IN_SECONDS, SITECOOKIEPATH, COOKIE_DOMAIN );
|
|
setcookie( PASS_COOKIE, ' ', time() - YEAR_IN_SECONDS, SITECOOKIEPATH, COOKIE_DOMAIN );
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('is_user_logged_in') ) :
|
|
/**
|
|
* Checks if the current visitor is a logged in user.
|
|
*
|
|
* @since 2.0.0
|
|
*
|
|
* @return bool True if user is logged in, false if not logged in.
|
|
*/
|
|
function is_user_logged_in() {
|
|
$user = wp_get_current_user();
|
|
|
|
if ( ! $user->exists() )
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('auth_redirect') ) :
|
|
/**
|
|
* Checks if a user is logged in, if not it redirects them to the login page.
|
|
*
|
|
* @since 1.5.0
|
|
*/
|
|
function auth_redirect() {
|
|
// Checks if a user is logged in, if not redirects them to the login page
|
|
|
|
$secure = ( is_ssl() || force_ssl_admin() );
|
|
|
|
/**
|
|
* Filter whether to use a secure authentication redirect.
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @param bool $secure Whether to use a secure authentication redirect. Default false.
|
|
*/
|
|
$secure = apply_filters( 'secure_auth_redirect', $secure );
|
|
|
|
// If https is required and request is http, redirect
|
|
if ( $secure && !is_ssl() && false !== strpos($_SERVER['REQUEST_URI'], 'wp-admin') ) {
|
|
if ( 0 === strpos( $_SERVER['REQUEST_URI'], 'http' ) ) {
|
|
wp_redirect( set_url_scheme( $_SERVER['REQUEST_URI'], 'https' ) );
|
|
exit();
|
|
} else {
|
|
wp_redirect( 'https://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] );
|
|
exit();
|
|
}
|
|
}
|
|
|
|
if ( is_user_admin() ) {
|
|
$scheme = 'logged_in';
|
|
} else {
|
|
/**
|
|
* Filter the authentication redirect scheme.
|
|
*
|
|
* @since 2.9.0
|
|
*
|
|
* @param string $scheme Authentication redirect scheme. Default empty.
|
|
*/
|
|
$scheme = apply_filters( 'auth_redirect_scheme', '' );
|
|
}
|
|
|
|
if ( $user_id = wp_validate_auth_cookie( '', $scheme) ) {
|
|
/**
|
|
* Fires before the authentication redirect.
|
|
*
|
|
* @since 2.8.0
|
|
*
|
|
* @param int $user_id User ID.
|
|
*/
|
|
do_action( 'auth_redirect', $user_id );
|
|
|
|
// If the user wants ssl but the session is not ssl, redirect.
|
|
if ( !$secure && get_user_option('use_ssl', $user_id) && false !== strpos($_SERVER['REQUEST_URI'], 'wp-admin') ) {
|
|
if ( 0 === strpos( $_SERVER['REQUEST_URI'], 'http' ) ) {
|
|
wp_redirect( set_url_scheme( $_SERVER['REQUEST_URI'], 'https' ) );
|
|
exit();
|
|
} else {
|
|
wp_redirect( 'https://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] );
|
|
exit();
|
|
}
|
|
}
|
|
|
|
return; // The cookie is good so we're done
|
|
}
|
|
|
|
// The cookie is no good so force login
|
|
nocache_headers();
|
|
|
|
$redirect = ( strpos( $_SERVER['REQUEST_URI'], '/options.php' ) && wp_get_referer() ) ? wp_get_referer() : set_url_scheme( 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] );
|
|
|
|
$login_url = wp_login_url($redirect, true);
|
|
|
|
wp_redirect($login_url);
|
|
exit();
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('check_admin_referer') ) :
|
|
/**
|
|
* Makes sure that a user was referred from another admin page.
|
|
*
|
|
* To avoid security exploits.
|
|
*
|
|
* @since 1.2.0
|
|
*
|
|
* @param int|string $action Action nonce.
|
|
* @param string $query_arg Optional. Key to check for nonce in `$_REQUEST` (since 2.5).
|
|
* Default '_wpnonce'.
|
|
* @return false|int False if the nonce is invalid, 1 if the nonce is valid and generated between
|
|
* 0-12 hours ago, 2 if the nonce is valid and generated between 12-24 hours ago.
|
|
*/
|
|
function check_admin_referer( $action = -1, $query_arg = '_wpnonce' ) {
|
|
if ( -1 == $action )
|
|
_doing_it_wrong( __FUNCTION__, __( 'You should specify a nonce action to be verified by using the first parameter.' ), '3.2' );
|
|
|
|
$adminurl = strtolower(admin_url());
|
|
$referer = strtolower(wp_get_referer());
|
|
$result = isset($_REQUEST[$query_arg]) ? wp_verify_nonce($_REQUEST[$query_arg], $action) : false;
|
|
if ( !$result && !(-1 == $action && strpos($referer, $adminurl) === 0) ) {
|
|
wp_nonce_ays($action);
|
|
die();
|
|
}
|
|
|
|
/**
|
|
* Fires once the admin request has been validated or not.
|
|
*
|
|
* @since 1.5.1
|
|
*
|
|
* @param string $action The nonce action.
|
|
* @param false|int $result False if the nonce is invalid, 1 if the nonce is valid and generated between
|
|
* 0-12 hours ago, 2 if the nonce is valid and generated between 12-24 hours ago.
|
|
*/
|
|
do_action( 'check_admin_referer', $action, $result );
|
|
return $result;
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('check_ajax_referer') ) :
|
|
/**
|
|
* Verifies the AJAX request to prevent processing requests external of the blog.
|
|
*
|
|
* @since 2.0.3
|
|
*
|
|
* @param int|string $action Action nonce.
|
|
* @param false|string $query_arg Optional. Key to check for the nonce in `$_REQUEST` (since 2.5). If false,
|
|
* `$_REQUEST` values will be evaluated for '_ajax_nonce', and '_wpnonce'
|
|
* (in that order). Default false.
|
|
* @param bool $die Optional. Whether to die early when the nonce cannot be verified.
|
|
* Default true.
|
|
* @return false|int False if the nonce is invalid, 1 if the nonce is valid and generated between
|
|
* 0-12 hours ago, 2 if the nonce is valid and generated between 12-24 hours ago.
|
|
*/
|
|
function check_ajax_referer( $action = -1, $query_arg = false, $die = true ) {
|
|
$nonce = '';
|
|
|
|
if ( $query_arg && isset( $_REQUEST[ $query_arg ] ) )
|
|
$nonce = $_REQUEST[ $query_arg ];
|
|
elseif ( isset( $_REQUEST['_ajax_nonce'] ) )
|
|
$nonce = $_REQUEST['_ajax_nonce'];
|
|
elseif ( isset( $_REQUEST['_wpnonce'] ) )
|
|
$nonce = $_REQUEST['_wpnonce'];
|
|
|
|
$result = wp_verify_nonce( $nonce, $action );
|
|
|
|
if ( $die && false == $result ) {
|
|
if ( defined( 'DOING_AJAX' ) && DOING_AJAX )
|
|
wp_die( -1 );
|
|
else
|
|
die( '-1' );
|
|
}
|
|
|
|
/**
|
|
* Fires once the AJAX request has been validated or not.
|
|
*
|
|
* @since 2.1.0
|
|
*
|
|
* @param string $action The AJAX nonce action.
|
|
* @param false|int $result False if the nonce is invalid, 1 if the nonce is valid and generated between
|
|
* 0-12 hours ago, 2 if the nonce is valid and generated between 12-24 hours ago.
|
|
*/
|
|
do_action( 'check_ajax_referer', $action, $result );
|
|
|
|
return $result;
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_redirect') ) :
|
|
/**
|
|
* Redirects to another page.
|
|
*
|
|
* @since 1.5.1
|
|
*
|
|
* @param string $location The path to redirect to.
|
|
* @param int $status Status code to use.
|
|
* @return bool False if $location is not provided, true otherwise.
|
|
*/
|
|
function wp_redirect($location, $status = 302) {
|
|
global $is_IIS;
|
|
|
|
/**
|
|
* Filter the redirect location.
|
|
*
|
|
* @since 2.1.0
|
|
*
|
|
* @param string $location The path to redirect to.
|
|
* @param int $status Status code to use.
|
|
*/
|
|
$location = apply_filters( 'wp_redirect', $location, $status );
|
|
|
|
/**
|
|
* Filter the redirect status code.
|
|
*
|
|
* @since 2.3.0
|
|
*
|
|
* @param int $status Status code to use.
|
|
* @param string $location The path to redirect to.
|
|
*/
|
|
$status = apply_filters( 'wp_redirect_status', $status, $location );
|
|
|
|
if ( ! $location )
|
|
return false;
|
|
|
|
$location = wp_sanitize_redirect($location);
|
|
|
|
if ( !$is_IIS && PHP_SAPI != 'cgi-fcgi' )
|
|
status_header($status); // This causes problems on IIS and some FastCGI setups
|
|
|
|
header("Location: $location", true, $status);
|
|
|
|
return true;
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_sanitize_redirect') ) :
|
|
/**
|
|
* Sanitizes a URL for use in a redirect.
|
|
*
|
|
* @since 2.3.0
|
|
*
|
|
* @return string redirect-sanitized URL
|
|
**/
|
|
function wp_sanitize_redirect($location) {
|
|
$location = preg_replace('|[^a-z0-9-~+_.?#=&;,/:%!*\[\]()]|i', '', $location);
|
|
$location = wp_kses_no_null($location);
|
|
|
|
// remove %0d and %0a from location
|
|
$strip = array('%0d', '%0a', '%0D', '%0A');
|
|
$location = _deep_replace($strip, $location);
|
|
return $location;
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_safe_redirect') ) :
|
|
/**
|
|
* Performs a safe (local) redirect, using wp_redirect().
|
|
*
|
|
* Checks whether the $location is using an allowed host, if it has an absolute
|
|
* path. A plugin can therefore set or remove allowed host(s) to or from the
|
|
* list.
|
|
*
|
|
* If the host is not allowed, then the redirect is to wp-admin on the siteurl
|
|
* instead. This prevents malicious redirects which redirect to another host,
|
|
* but only used in a few places.
|
|
*
|
|
* @since 2.3.0
|
|
*
|
|
* @return void Does not return anything
|
|
**/
|
|
function wp_safe_redirect($location, $status = 302) {
|
|
|
|
// Need to look at the URL the way it will end up in wp_redirect()
|
|
$location = wp_sanitize_redirect($location);
|
|
|
|
$location = wp_validate_redirect($location, admin_url());
|
|
|
|
wp_redirect($location, $status);
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_validate_redirect') ) :
|
|
/**
|
|
* Validates a URL for use in a redirect.
|
|
*
|
|
* Checks whether the $location is using an allowed host, if it has an absolute
|
|
* path. A plugin can therefore set or remove allowed host(s) to or from the
|
|
* list.
|
|
*
|
|
* If the host is not allowed, then the redirect is to $default supplied
|
|
*
|
|
* @since 2.8.1
|
|
*
|
|
* @param string $location The redirect to validate
|
|
* @param string $default The value to return if $location is not allowed
|
|
* @return string redirect-sanitized URL
|
|
**/
|
|
function wp_validate_redirect($location, $default = '') {
|
|
$location = trim( $location );
|
|
// browsers will assume 'http' is your protocol, and will obey a redirect to a URL starting with '//'
|
|
if ( substr($location, 0, 2) == '//' )
|
|
$location = 'http:' . $location;
|
|
|
|
// In php 5 parse_url may fail if the URL query part contains http://, bug #38143
|
|
$test = ( $cut = strpos($location, '?') ) ? substr( $location, 0, $cut ) : $location;
|
|
|
|
$lp = parse_url($test);
|
|
|
|
// Give up if malformed URL
|
|
if ( false === $lp )
|
|
return $default;
|
|
|
|
// Allow only http and https schemes. No data:, etc.
|
|
if ( isset($lp['scheme']) && !('http' == $lp['scheme'] || 'https' == $lp['scheme']) )
|
|
return $default;
|
|
|
|
// Reject if scheme is set but host is not. This catches urls like https:host.com for which parse_url does not set the host field.
|
|
if ( isset($lp['scheme']) && !isset($lp['host']) )
|
|
return $default;
|
|
|
|
$wpp = parse_url(home_url());
|
|
|
|
/**
|
|
* Filter the whitelist of hosts to redirect to.
|
|
*
|
|
* @since 2.3.0
|
|
*
|
|
* @param array $hosts An array of allowed hosts.
|
|
* @param bool|string $host The parsed host; empty if not isset.
|
|
*/
|
|
$allowed_hosts = (array) apply_filters( 'allowed_redirect_hosts', array($wpp['host']), isset($lp['host']) ? $lp['host'] : '' );
|
|
|
|
if ( isset($lp['host']) && ( !in_array($lp['host'], $allowed_hosts) && $lp['host'] != strtolower($wpp['host'])) )
|
|
$location = $default;
|
|
|
|
return $location;
|
|
}
|
|
endif;
|
|
|
|
if ( ! function_exists('wp_notify_postauthor') ) :
|
|
/**
|
|
* Notify an author (and/or others) of a comment/trackback/pingback on a post.
|
|
*
|
|
* @since 1.0.0
|
|
*
|
|
* @param int $comment_id Comment ID
|
|
* @param string $deprecated Not used
|
|
* @return bool True on completion. False if no email addresses were specified.
|
|
*/
|
|
function wp_notify_postauthor( $comment_id, $deprecated = null ) {
|
|
if ( null !== $deprecated ) {
|
|
_deprecated_argument( __FUNCTION__, '3.8' );
|
|
}
|
|
|
|
$comment = get_comment( $comment_id );
|
|
if ( empty( $comment ) )
|
|
return false;
|
|
|
|
$post = get_post( $comment->comment_post_ID );
|
|
$author = get_userdata( $post->post_author );
|
|
|
|
// Who to notify? By default, just the post author, but others can be added.
|
|
$emails = array();
|
|
if ( $author ) {
|
|
$emails[] = $author->user_email;
|
|
}
|
|
|
|
/**
|
|
* Filter the list of email addresses to receive a comment notification.
|
|
*
|
|
* By default, only post authors are notified of comments. This filter allows
|
|
* others to be added.
|
|
*
|
|
* @since 3.7.0
|
|
*
|
|
* @param array $emails An array of email addresses to receive a comment notification.
|
|
* @param int $comment_id The comment ID.
|
|
*/
|
|
$emails = apply_filters( 'comment_notification_recipients', $emails, $comment_id );
|
|
$emails = array_filter( $emails );
|
|
|
|
// If there are no addresses to send the comment to, bail.
|
|
if ( ! count( $emails ) ) {
|
|
return false;
|
|
}
|
|
|
|
// Facilitate unsetting below without knowing the keys.
|
|
$emails = array_flip( $emails );
|
|
|
|
/**
|
|
* Filter whether to notify comment authors of their comments on their own posts.
|
|
*
|
|
* By default, comment authors aren't notified of their comments on their own
|
|
* posts. This filter allows you to override that.
|
|
*
|
|
* @since 3.8.0
|
|
*
|
|
* @param bool $notify Whether to notify the post author of their own comment.
|
|
* Default false.
|
|
* @param int $comment_id The comment ID.
|
|
*/
|
|
$notify_author = apply_filters( 'comment_notification_notify_author', false, $comment_id );
|
|
|
|
// The comment was left by the author
|
|
if ( $author && ! $notify_author && $comment->user_id == $post->post_author ) {
|
|
unset( $emails[ $author->user_email ] );
|
|
}
|
|
|
|
// The author moderated a comment on their own post
|
|
if ( $author && ! $notify_author && $post->post_author == get_current_user_id() ) {
|
|
unset( $emails[ $author->user_email ] );
|
|
}
|
|
|
|
// The post author is no longer a member of the blog
|
|
if ( $author && ! $notify_author && ! user_can( $post->post_author, 'read_post', $post->ID ) ) {
|
|
unset( $emails[ $author->user_email ] );
|
|
}
|
|
|
|
// If there's no email to send the comment to, bail, otherwise flip array back around for use below
|
|
if ( ! count( $emails ) ) {
|
|
return false;
|
|
} else {
|
|
$emails = array_flip( $emails );
|
|
}
|
|
|
|
$comment_author_domain = @gethostbyaddr($comment->comment_author_IP);
|
|
|
|
// The blogname option is escaped with esc_html on the way into the database in sanitize_option
|
|
// we want to reverse this for the plain text arena of emails.
|
|
$blogname = wp_specialchars_decode(get_option('blogname'), ENT_QUOTES);
|
|
|
|
switch ( $comment->comment_type ) {
|
|
case 'trackback':
|
|
$notify_message = sprintf( __( 'New trackback on your post "%s"' ), $post->post_title ) . "\r\n";
|
|
/* translators: 1: website name, 2: author IP, 3: author domain */
|
|
$notify_message .= sprintf( __('Website: %1$s (IP: %2$s, %3$s)'), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n";
|
|
$notify_message .= sprintf( __( 'URL: %s' ), $comment->comment_author_url ) . "\r\n";
|
|
$notify_message .= sprintf( __( 'Comment: %s' ), $comment->comment_content ) . "\r\n\r\n";
|
|
$notify_message .= __( 'You can see all trackbacks on this post here:' ) . "\r\n";
|
|
/* translators: 1: blog name, 2: post title */
|
|
$subject = sprintf( __('[%1$s] Trackback: "%2$s"'), $blogname, $post->post_title );
|
|
break;
|
|
case 'pingback':
|
|
$notify_message = sprintf( __( 'New pingback on your post "%s"' ), $post->post_title ) . "\r\n";
|
|
/* translators: 1: comment author, 2: author IP, 3: author domain */
|
|
$notify_message .= sprintf( __('Website: %1$s (IP: %2$s, %3$s)'), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n";
|
|
$notify_message .= sprintf( __( 'URL: %s' ), $comment->comment_author_url ) . "\r\n";
|
|
$notify_message .= sprintf( __( 'Comment: %s' ), $comment->comment_content ) . "\r\n\r\n";
|
|
$notify_message .= __( 'You can see all pingbacks on this post here:' ) . "\r\n";
|
|
/* translators: 1: blog name, 2: post title */
|
|
$subject = sprintf( __('[%1$s] Pingback: "%2$s"'), $blogname, $post->post_title );
|
|
break;
|
|
default: // Comments
|
|
$notify_message = sprintf( __( 'New comment on your post "%s"' ), $post->post_title ) . "\r\n";
|
|
/* translators: 1: comment author, 2: author IP, 3: author domain */
|
|
$notify_message .= sprintf( __( 'Author: %1$s (IP: %2$s, %3$s)' ), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n";
|
|
$notify_message .= sprintf( __( 'E-mail: %s' ), $comment->comment_author_email ) . "\r\n";
|
|
$notify_message .= sprintf( __( 'URL: %s' ), $comment->comment_author_url ) . "\r\n";
|
|
$notify_message .= sprintf( __( 'Whois: %s' ), "http://whois.arin.net/rest/ip/{$comment->comment_author_IP}" ) . "\r\n";
|
|
$notify_message .= sprintf( __('Comment: %s' ), $comment->comment_content ) . "\r\n\r\n";
|
|
$notify_message .= __( 'You can see all comments on this post here:' ) . "\r\n";
|
|
/* translators: 1: blog name, 2: post title */
|
|
$subject = sprintf( __('[%1$s] Comment: "%2$s"'), $blogname, $post->post_title );
|
|
break;
|
|
}
|
|
$notify_message .= get_permalink($comment->comment_post_ID) . "#comments\r\n\r\n";
|
|
$notify_message .= sprintf( __('Permalink: %s'), get_comment_link( $comment_id ) ) . "\r\n";
|
|
|
|
if ( user_can( $post->post_author, 'edit_comment', $comment_id ) ) {
|
|
if ( EMPTY_TRASH_DAYS )
|
|
$notify_message .= sprintf( __('Trash it: %s'), admin_url("comment.php?action=trash&c=$comment_id") ) . "\r\n";
|
|
else
|
|
$notify_message .= sprintf( __('Delete it: %s'), admin_url("comment.php?action=delete&c=$comment_id") ) . "\r\n";
|
|
$notify_message .= sprintf( __('Spam it: %s'), admin_url("comment.php?action=spam&c=$comment_id") ) . "\r\n";
|
|
}
|
|
|
|
$wp_email = 'wordpress@' . preg_replace('#^www\.#', '', strtolower($_SERVER['SERVER_NAME']));
|
|
|
|
if ( '' == $comment->comment_author ) {
|
|
$from = "From: \"$blogname\" <$wp_email>";
|
|
if ( '' != $comment->comment_author_email )
|
|
$reply_to = "Reply-To: $comment->comment_author_email";
|
|
} else {
|
|
$from = "From: \"$comment->comment_author\" <$wp_email>";
|
|
if ( '' != $comment->comment_author_email )
|
|
$reply_to = "Reply-To: \"$comment->comment_author_email\" <$comment->comment_author_email>";
|
|
}
|
|
|
|
$message_headers = "$from\n"
|
|
. "Content-Type: text/plain; charset=\"" . get_option('blog_charset') . "\"\n";
|
|
|
|
if ( isset($reply_to) )
|
|
$message_headers .= $reply_to . "\n";
|
|
|
|
/**
|
|
* Filter the comment notification email text.
|
|
*
|
|
* @since 1.5.2
|
|
*
|
|
* @param string $notify_message The comment notification email text.
|
|
* @param int $comment_id Comment ID.
|
|
*/
|
|
$notify_message = apply_filters( 'comment_notification_text', $notify_message, $comment_id );
|
|
|
|
/**
|
|
* Filter the comment notification email subject.
|
|
*
|
|
* @since 1.5.2
|
|
*
|
|
* @param string $subject The comment notification email subject.
|
|
* @param int $comment_id Comment ID.
|
|
*/
|
|
$subject = apply_filters( 'comment_notification_subject', $subject, $comment_id );
|
|
|
|
/**
|
|
* Filter the comment notification email headers.
|
|
*
|
|
* @since 1.5.2
|
|
*
|
|
* @param string $message_headers Headers for the comment notification email.
|
|
* @param int $comment_id Comment ID.
|
|
*/
|
|
$message_headers = apply_filters( 'comment_notification_headers', $message_headers, $comment_id );
|
|
|
|
foreach ( $emails as $email ) {
|
|
@wp_mail( $email, wp_specialchars_decode( $subject ), $notify_message, $message_headers );
|
|
}
|
|
|
|
return true;
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_notify_moderator') ) :
|
|
/**
|
|
* Notifies the moderator of the blog about a new comment that is awaiting approval.
|
|
*
|
|
* @since 1.0.0
|
|
*
|
|
* @global wpdb $wpdb WordPress database abstraction object.
|
|
*
|
|
* @param int $comment_id Comment ID
|
|
* @return bool Always returns true
|
|
*/
|
|
function wp_notify_moderator($comment_id) {
|
|
global $wpdb;
|
|
|
|
if ( 0 == get_option( 'moderation_notify' ) )
|
|
return true;
|
|
|
|
$comment = get_comment($comment_id);
|
|
$post = get_post($comment->comment_post_ID);
|
|
$user = get_userdata( $post->post_author );
|
|
// Send to the administration and to the post author if the author can modify the comment.
|
|
$emails = array( get_option( 'admin_email' ) );
|
|
if ( user_can( $user->ID, 'edit_comment', $comment_id ) && ! empty( $user->user_email ) ) {
|
|
if ( 0 !== strcasecmp( $user->user_email, get_option( 'admin_email' ) ) )
|
|
$emails[] = $user->user_email;
|
|
}
|
|
|
|
$comment_author_domain = @gethostbyaddr($comment->comment_author_IP);
|
|
$comments_waiting = $wpdb->get_var("SELECT count(comment_ID) FROM $wpdb->comments WHERE comment_approved = '0'");
|
|
|
|
// The blogname option is escaped with esc_html on the way into the database in sanitize_option
|
|
// we want to reverse this for the plain text arena of emails.
|
|
$blogname = wp_specialchars_decode(get_option('blogname'), ENT_QUOTES);
|
|
|
|
switch ( $comment->comment_type ) {
|
|
case 'trackback':
|
|
$notify_message = sprintf( __('A new trackback on the post "%s" is waiting for your approval'), $post->post_title ) . "\r\n";
|
|
$notify_message .= get_permalink($comment->comment_post_ID) . "\r\n\r\n";
|
|
$notify_message .= sprintf( __( 'Website: %1$s (IP: %2$s, %3$s)' ), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n";
|
|
$notify_message .= sprintf( __( 'URL: %s' ), $comment->comment_author_url ) . "\r\n";
|
|
$notify_message .= __('Trackback excerpt: ') . "\r\n" . $comment->comment_content . "\r\n\r\n";
|
|
break;
|
|
case 'pingback':
|
|
$notify_message = sprintf( __('A new pingback on the post "%s" is waiting for your approval'), $post->post_title ) . "\r\n";
|
|
$notify_message .= get_permalink($comment->comment_post_ID) . "\r\n\r\n";
|
|
$notify_message .= sprintf( __( 'Website: %1$s (IP: %2$s, %3$s)' ), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n";
|
|
$notify_message .= sprintf( __( 'URL: %s' ), $comment->comment_author_url ) . "\r\n";
|
|
$notify_message .= __('Pingback excerpt: ') . "\r\n" . $comment->comment_content . "\r\n\r\n";
|
|
break;
|
|
default: // Comments
|
|
$notify_message = sprintf( __('A new comment on the post "%s" is waiting for your approval'), $post->post_title ) . "\r\n";
|
|
$notify_message .= get_permalink($comment->comment_post_ID) . "\r\n\r\n";
|
|
$notify_message .= sprintf( __( 'Author: %1$s (IP: %2$s, %3$s)' ), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n";
|
|
$notify_message .= sprintf( __( 'E-mail: %s' ), $comment->comment_author_email ) . "\r\n";
|
|
$notify_message .= sprintf( __( 'URL: %s' ), $comment->comment_author_url ) . "\r\n";
|
|
$notify_message .= sprintf( __( 'Whois: %s' ), "http://whois.arin.net/rest/ip/{$comment->comment_author_IP}" ) . "\r\n";
|
|
$notify_message .= sprintf( __( 'Comment: %s' ), $comment->comment_content ) . "\r\n\r\n";
|
|
break;
|
|
}
|
|
|
|
$notify_message .= sprintf( __('Approve it: %s'), admin_url("comment.php?action=approve&c=$comment_id") ) . "\r\n";
|
|
if ( EMPTY_TRASH_DAYS )
|
|
$notify_message .= sprintf( __('Trash it: %s'), admin_url("comment.php?action=trash&c=$comment_id") ) . "\r\n";
|
|
else
|
|
$notify_message .= sprintf( __('Delete it: %s'), admin_url("comment.php?action=delete&c=$comment_id") ) . "\r\n";
|
|
$notify_message .= sprintf( __('Spam it: %s'), admin_url("comment.php?action=spam&c=$comment_id") ) . "\r\n";
|
|
|
|
$notify_message .= sprintf( _n('Currently %s comment is waiting for approval. Please visit the moderation panel:',
|
|
'Currently %s comments are waiting for approval. Please visit the moderation panel:', $comments_waiting), number_format_i18n($comments_waiting) ) . "\r\n";
|
|
$notify_message .= admin_url("edit-comments.php?comment_status=moderated") . "\r\n";
|
|
|
|
$subject = sprintf( __('[%1$s] Please moderate: "%2$s"'), $blogname, $post->post_title );
|
|
$message_headers = '';
|
|
|
|
/**
|
|
* Filter the list of recipients for comment moderation emails.
|
|
*
|
|
* @since 3.7.0
|
|
*
|
|
* @param array $emails List of email addresses to notify for comment moderation.
|
|
* @param int $comment_id Comment ID.
|
|
*/
|
|
$emails = apply_filters( 'comment_moderation_recipients', $emails, $comment_id );
|
|
|
|
/**
|
|
* Filter the comment moderation email text.
|
|
*
|
|
* @since 1.5.2
|
|
*
|
|
* @param string $notify_message Text of the comment moderation email.
|
|
* @param int $comment_id Comment ID.
|
|
*/
|
|
$notify_message = apply_filters( 'comment_moderation_text', $notify_message, $comment_id );
|
|
|
|
/**
|
|
* Filter the comment moderation email subject.
|
|
*
|
|
* @since 1.5.2
|
|
*
|
|
* @param string $subject Subject of the comment moderation email.
|
|
* @param int $comment_id Comment ID.
|
|
*/
|
|
$subject = apply_filters( 'comment_moderation_subject', $subject, $comment_id );
|
|
|
|
/**
|
|
* Filter the comment moderation email headers.
|
|
*
|
|
* @since 2.8.0
|
|
*
|
|
* @param string $message_headers Headers for the comment moderation email.
|
|
* @param int $comment_id Comment ID.
|
|
*/
|
|
$message_headers = apply_filters( 'comment_moderation_headers', $message_headers, $comment_id );
|
|
|
|
foreach ( $emails as $email ) {
|
|
@wp_mail( $email, wp_specialchars_decode( $subject ), $notify_message, $message_headers );
|
|
}
|
|
|
|
return true;
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_password_change_notification') ) :
|
|
/**
|
|
* Notify the blog admin of a user changing password, normally via email.
|
|
*
|
|
* @since 2.7.0
|
|
*
|
|
* @param object $user User Object
|
|
*/
|
|
function wp_password_change_notification(&$user) {
|
|
// send a copy of password change notification to the admin
|
|
// but check to see if it's the admin whose password we're changing, and skip this
|
|
if ( 0 !== strcasecmp( $user->user_email, get_option( 'admin_email' ) ) ) {
|
|
$message = sprintf(__('Password Lost and Changed for user: %s'), $user->user_login) . "\r\n";
|
|
// The blogname option is escaped with esc_html on the way into the database in sanitize_option
|
|
// we want to reverse this for the plain text arena of emails.
|
|
$blogname = wp_specialchars_decode(get_option('blogname'), ENT_QUOTES);
|
|
wp_mail(get_option('admin_email'), sprintf(__('[%s] Password Lost/Changed'), $blogname), $message);
|
|
}
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_new_user_notification') ) :
|
|
/**
|
|
* Email login credentials to a newly-registered user.
|
|
*
|
|
* A new user registration notification is also sent to admin email.
|
|
*
|
|
* @since 2.0.0
|
|
*
|
|
* @param int $user_id User ID.
|
|
* @param string $plaintext_pass Optional. The user's plaintext password. Default empty.
|
|
*/
|
|
function wp_new_user_notification($user_id, $plaintext_pass = '') {
|
|
$user = get_userdata( $user_id );
|
|
|
|
// The blogname option is escaped with esc_html on the way into the database in sanitize_option
|
|
// we want to reverse this for the plain text arena of emails.
|
|
$blogname = wp_specialchars_decode(get_option('blogname'), ENT_QUOTES);
|
|
|
|
$message = sprintf(__('New user registration on your site %s:'), $blogname) . "\r\n\r\n";
|
|
$message .= sprintf(__('Username: %s'), $user->user_login) . "\r\n\r\n";
|
|
$message .= sprintf(__('E-mail: %s'), $user->user_email) . "\r\n";
|
|
|
|
@wp_mail(get_option('admin_email'), sprintf(__('[%s] New User Registration'), $blogname), $message);
|
|
|
|
if ( empty($plaintext_pass) )
|
|
return;
|
|
|
|
$message = sprintf(__('Username: %s'), $user->user_login) . "\r\n";
|
|
$message .= sprintf(__('Password: %s'), $plaintext_pass) . "\r\n";
|
|
$message .= wp_login_url() . "\r\n";
|
|
|
|
wp_mail($user->user_email, sprintf(__('[%s] Your username and password'), $blogname), $message);
|
|
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_nonce_tick') ) :
|
|
/**
|
|
* Get the time-dependent variable for nonce creation.
|
|
*
|
|
* A nonce has a lifespan of two ticks. Nonces in their second tick may be
|
|
* updated, e.g. by autosave.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @return float Float value rounded up to the next highest integer.
|
|
*/
|
|
function wp_nonce_tick() {
|
|
/**
|
|
* Filter the lifespan of nonces in seconds.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param int $lifespan Lifespan of nonces in seconds. Default 86,400 seconds, or one day.
|
|
*/
|
|
$nonce_life = apply_filters( 'nonce_life', DAY_IN_SECONDS );
|
|
|
|
return ceil(time() / ( $nonce_life / 2 ));
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_verify_nonce') ) :
|
|
/**
|
|
* Verify that correct nonce was used with time limit.
|
|
*
|
|
* The user is given an amount of time to use the token, so therefore, since the
|
|
* UID and $action remain the same, the independent variable is the time.
|
|
*
|
|
* @since 2.0.3
|
|
*
|
|
* @param string $nonce Nonce that was used in the form to verify
|
|
* @param string|int $action Should give context to what is taking place and be the same when nonce was created.
|
|
* @return false|int False if the nonce is invalid, 1 if the nonce is valid and generated between
|
|
* 0-12 hours ago, 2 if the nonce is valid and generated between 12-24 hours ago.
|
|
*/
|
|
function wp_verify_nonce( $nonce, $action = -1 ) {
|
|
$nonce = (string) $nonce;
|
|
$user = wp_get_current_user();
|
|
$uid = (int) $user->ID;
|
|
if ( ! $uid ) {
|
|
/**
|
|
* Filter whether the user who generated the nonce is logged out.
|
|
*
|
|
* @since 3.5.0
|
|
*
|
|
* @param int $uid ID of the nonce-owning user.
|
|
* @param string $action The nonce action.
|
|
*/
|
|
$uid = apply_filters( 'nonce_user_logged_out', $uid, $action );
|
|
}
|
|
|
|
if ( empty( $nonce ) ) {
|
|
return false;
|
|
}
|
|
|
|
$token = wp_get_session_token();
|
|
$i = wp_nonce_tick();
|
|
|
|
// Nonce generated 0-12 hours ago
|
|
$expected = substr( wp_hash( $i . '|' . $action . '|' . $uid . '|' . $token, 'nonce'), -12, 10 );
|
|
if ( hash_equals( $expected, $nonce ) ) {
|
|
return 1;
|
|
}
|
|
|
|
// Nonce generated 12-24 hours ago
|
|
$expected = substr( wp_hash( ( $i - 1 ) . '|' . $action . '|' . $uid . '|' . $token, 'nonce' ), -12, 10 );
|
|
if ( hash_equals( $expected, $nonce ) ) {
|
|
return 2;
|
|
}
|
|
|
|
// Invalid nonce
|
|
return false;
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_create_nonce') ) :
|
|
/**
|
|
* Creates a cryptographic token tied to a specific action, user, and window of time.
|
|
*
|
|
* @since 2.0.3
|
|
*
|
|
* @param string|int $action Scalar value to add context to the nonce.
|
|
* @return string The token.
|
|
*/
|
|
function wp_create_nonce($action = -1) {
|
|
$user = wp_get_current_user();
|
|
$uid = (int) $user->ID;
|
|
if ( ! $uid ) {
|
|
/** This filter is documented in wp-includes/pluggable.php */
|
|
$uid = apply_filters( 'nonce_user_logged_out', $uid, $action );
|
|
}
|
|
|
|
$token = wp_get_session_token();
|
|
$i = wp_nonce_tick();
|
|
|
|
return substr( wp_hash( $i . '|' . $action . '|' . $uid . '|' . $token, 'nonce' ), -12, 10 );
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_salt') ) :
|
|
/**
|
|
* Get salt to add to hashes.
|
|
*
|
|
* Salts are created using secret keys. Secret keys are located in two places:
|
|
* in the database and in the wp-config.php file. The secret key in the database
|
|
* is randomly generated and will be appended to the secret keys in wp-config.php.
|
|
*
|
|
* The secret keys in wp-config.php should be updated to strong, random keys to maximize
|
|
* security. Below is an example of how the secret key constants are defined.
|
|
* Do not paste this example directly into wp-config.php. Instead, have a
|
|
* {@link https://api.wordpress.org/secret-key/1.1/salt/ secret key created} just
|
|
* for you.
|
|
*
|
|
* define('AUTH_KEY', ' Xakm<o xQy rw4EMsLKM-?!T+,PFF})H4lzcW57AF0U@N@< >M%G4Yt>f`z]MON');
|
|
* define('SECURE_AUTH_KEY', 'LzJ}op]mr|6+![P}Ak:uNdJCJZd>(Hx.-Mh#Tz)pCIU#uGEnfFz|f ;;eU%/U^O~');
|
|
* define('LOGGED_IN_KEY', '|i|Ux`9<p-h$aFf(qnT:sDO:D1P^wZ$$/Ra@miTJi9G;ddp_<q}6H1)o|a +&JCM');
|
|
* define('NONCE_KEY', '%:R{[P|,s.KuMltH5}cI;/k<Gx~j!f0I)m_sIyu+&NJZ)-iO>z7X>QYR0Z_XnZ@|');
|
|
* define('AUTH_SALT', 'eZyT)-Naw]F8CwA*VaW#q*|.)g@o}||wf~@C-YSt}(dh_r6EbI#A,y|nU2{B#JBW');
|
|
* define('SECURE_AUTH_SALT', '!=oLUTXh,QW=H `}`L|9/^4-3 STz},T(w}W<I`.JjPi)<Bmf1v,HpGe}T1:Xt7n');
|
|
* define('LOGGED_IN_SALT', '+XSqHc;@Q*K_b|Z?NC[3H!!EONbh.n<+=uKR:>*c(u`g~EJBf#8u#R{mUEZrozmm');
|
|
* define('NONCE_SALT', 'h`GXHhD>SLWVfg1(1(N{;.V!MoE(SfbA_ksP@&`+AycHcAV$+?@3q+rxV{%^VyKT');
|
|
*
|
|
* Salting passwords helps against tools which has stored hashed values of
|
|
* common dictionary strings. The added values makes it harder to crack.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @link https://api.wordpress.org/secret-key/1.1/salt/ Create secrets for wp-config.php
|
|
*
|
|
* @param string $scheme Authentication scheme (auth, secure_auth, logged_in, nonce)
|
|
* @return string Salt value
|
|
*/
|
|
function wp_salt( $scheme = 'auth' ) {
|
|
static $cached_salts = array();
|
|
if ( isset( $cached_salts[ $scheme ] ) ) {
|
|
/**
|
|
* Filter the WordPress salt.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param string $cached_salt Cached salt for the given scheme.
|
|
* @param string $scheme Authentication scheme. Values include 'auth',
|
|
* 'secure_auth', 'logged_in', and 'nonce'.
|
|
*/
|
|
return apply_filters( 'salt', $cached_salts[ $scheme ], $scheme );
|
|
}
|
|
|
|
static $duplicated_keys;
|
|
if ( null === $duplicated_keys ) {
|
|
$duplicated_keys = array( 'put your unique phrase here' => true );
|
|
foreach ( array( 'AUTH', 'SECURE_AUTH', 'LOGGED_IN', 'NONCE', 'SECRET' ) as $first ) {
|
|
foreach ( array( 'KEY', 'SALT' ) as $second ) {
|
|
if ( ! defined( "{$first}_{$second}" ) ) {
|
|
continue;
|
|
}
|
|
$value = constant( "{$first}_{$second}" );
|
|
$duplicated_keys[ $value ] = isset( $duplicated_keys[ $value ] );
|
|
}
|
|
}
|
|
}
|
|
|
|
$values = array(
|
|
'key' => '',
|
|
'salt' => ''
|
|
);
|
|
if ( defined( 'SECRET_KEY' ) && SECRET_KEY && empty( $duplicated_keys[ SECRET_KEY ] ) ) {
|
|
$values['key'] = SECRET_KEY;
|
|
}
|
|
if ( 'auth' == $scheme && defined( 'SECRET_SALT' ) && SECRET_SALT && empty( $duplicated_keys[ SECRET_SALT ] ) ) {
|
|
$values['salt'] = SECRET_SALT;
|
|
}
|
|
|
|
if ( in_array( $scheme, array( 'auth', 'secure_auth', 'logged_in', 'nonce' ) ) ) {
|
|
foreach ( array( 'key', 'salt' ) as $type ) {
|
|
$const = strtoupper( "{$scheme}_{$type}" );
|
|
if ( defined( $const ) && constant( $const ) && empty( $duplicated_keys[ constant( $const ) ] ) ) {
|
|
$values[ $type ] = constant( $const );
|
|
} elseif ( ! $values[ $type ] ) {
|
|
$values[ $type ] = get_site_option( "{$scheme}_{$type}" );
|
|
if ( ! $values[ $type ] ) {
|
|
$values[ $type ] = wp_generate_password( 64, true, true );
|
|
update_site_option( "{$scheme}_{$type}", $values[ $type ] );
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
if ( ! $values['key'] ) {
|
|
$values['key'] = get_site_option( 'secret_key' );
|
|
if ( ! $values['key'] ) {
|
|
$values['key'] = wp_generate_password( 64, true, true );
|
|
update_site_option( 'secret_key', $values['key'] );
|
|
}
|
|
}
|
|
$values['salt'] = hash_hmac( 'md5', $scheme, $values['key'] );
|
|
}
|
|
|
|
$cached_salts[ $scheme ] = $values['key'] . $values['salt'];
|
|
|
|
/** This filter is documented in wp-includes/pluggable.php */
|
|
return apply_filters( 'salt', $cached_salts[ $scheme ], $scheme );
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_hash') ) :
|
|
/**
|
|
* Get hash of given string.
|
|
*
|
|
* @since 2.0.3
|
|
*
|
|
* @param string $data Plain text to hash
|
|
* @return string Hash of $data
|
|
*/
|
|
function wp_hash($data, $scheme = 'auth') {
|
|
$salt = wp_salt($scheme);
|
|
|
|
return hash_hmac('md5', $data, $salt);
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_hash_password') ) :
|
|
/**
|
|
* Create a hash (encrypt) of a plain text password.
|
|
*
|
|
* For integration with other applications, this function can be overwritten to
|
|
* instead use the other package password checking algorithm.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @global object $wp_hasher PHPass object
|
|
* @uses PasswordHash::HashPassword
|
|
*
|
|
* @param string $password Plain text user password to hash
|
|
* @return string The hash string of the password
|
|
*/
|
|
function wp_hash_password($password) {
|
|
global $wp_hasher;
|
|
|
|
if ( empty($wp_hasher) ) {
|
|
require_once( ABSPATH . WPINC . '/class-phpass.php');
|
|
// By default, use the portable hash from phpass
|
|
$wp_hasher = new PasswordHash(8, true);
|
|
}
|
|
|
|
return $wp_hasher->HashPassword( trim( $password ) );
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_check_password') ) :
|
|
/**
|
|
* Checks the plaintext password against the encrypted Password.
|
|
*
|
|
* Maintains compatibility between old version and the new cookie authentication
|
|
* protocol using PHPass library. The $hash parameter is the encrypted password
|
|
* and the function compares the plain text password when encrypted similarly
|
|
* against the already encrypted password to see if they match.
|
|
*
|
|
* For integration with other applications, this function can be overwritten to
|
|
* instead use the other package password checking algorithm.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @global object $wp_hasher PHPass object used for checking the password
|
|
* against the $hash + $password
|
|
* @uses PasswordHash::CheckPassword
|
|
*
|
|
* @param string $password Plaintext user's password
|
|
* @param string $hash Hash of the user's password to check against.
|
|
* @return bool False, if the $password does not match the hashed password
|
|
*/
|
|
function wp_check_password($password, $hash, $user_id = '') {
|
|
global $wp_hasher;
|
|
|
|
// If the hash is still md5...
|
|
if ( strlen($hash) <= 32 ) {
|
|
$check = hash_equals( $hash, md5( $password ) );
|
|
if ( $check && $user_id ) {
|
|
// Rehash using new hash.
|
|
wp_set_password($password, $user_id);
|
|
$hash = wp_hash_password($password);
|
|
}
|
|
|
|
/**
|
|
* Filter whether the plaintext password matches the encrypted password.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param bool $check Whether the passwords match.
|
|
* @param string $password The plaintext password.
|
|
* @param string $hash The hashed password.
|
|
* @param int $user_id User ID.
|
|
*/
|
|
return apply_filters( 'check_password', $check, $password, $hash, $user_id );
|
|
}
|
|
|
|
// If the stored hash is longer than an MD5, presume the
|
|
// new style phpass portable hash.
|
|
if ( empty($wp_hasher) ) {
|
|
require_once( ABSPATH . WPINC . '/class-phpass.php');
|
|
// By default, use the portable hash from phpass
|
|
$wp_hasher = new PasswordHash(8, true);
|
|
}
|
|
|
|
$check = $wp_hasher->CheckPassword($password, $hash);
|
|
|
|
/** This filter is documented in wp-includes/pluggable.php */
|
|
return apply_filters( 'check_password', $check, $password, $hash, $user_id );
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_generate_password') ) :
|
|
/**
|
|
* Generates a random password drawn from the defined set of characters.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param int $length Optional. The length of password to generate. Default 12.
|
|
* @param bool $special_chars Optional. Whether to include standard special characters.
|
|
* Default true.
|
|
* @param bool $extra_special_chars Optional. Whether to include other special characters.
|
|
* Used when generating secret keys and salts. Default false.
|
|
* @return string The random password.
|
|
*/
|
|
function wp_generate_password( $length = 12, $special_chars = true, $extra_special_chars = false ) {
|
|
$chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
|
|
if ( $special_chars )
|
|
$chars .= '!@#$%^&*()';
|
|
if ( $extra_special_chars )
|
|
$chars .= '-_ []{}<>~`+=,.;:/?|';
|
|
|
|
$password = '';
|
|
for ( $i = 0; $i < $length; $i++ ) {
|
|
$password .= substr($chars, wp_rand(0, strlen($chars) - 1), 1);
|
|
}
|
|
|
|
/**
|
|
* Filter the randomly-generated password.
|
|
*
|
|
* @since 3.0.0
|
|
*
|
|
* @param string $password The generated password.
|
|
*/
|
|
return apply_filters( 'random_password', $password );
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_rand') ) :
|
|
/**
|
|
* Generates a random number
|
|
*
|
|
* @since 2.6.2
|
|
*
|
|
* @param int $min Lower limit for the generated number
|
|
* @param int $max Upper limit for the generated number
|
|
* @return int A random number between min and max
|
|
*/
|
|
function wp_rand( $min = 0, $max = 0 ) {
|
|
global $rnd_value;
|
|
|
|
// Reset $rnd_value after 14 uses
|
|
// 32(md5) + 40(sha1) + 40(sha1) / 8 = 14 random numbers from $rnd_value
|
|
if ( strlen($rnd_value) < 8 ) {
|
|
if ( defined( 'WP_SETUP_CONFIG' ) )
|
|
static $seed = '';
|
|
else
|
|
$seed = get_transient('random_seed');
|
|
$rnd_value = md5( uniqid(microtime() . mt_rand(), true ) . $seed );
|
|
$rnd_value .= sha1($rnd_value);
|
|
$rnd_value .= sha1($rnd_value . $seed);
|
|
$seed = md5($seed . $rnd_value);
|
|
if ( ! defined( 'WP_SETUP_CONFIG' ) )
|
|
set_transient('random_seed', $seed);
|
|
}
|
|
|
|
// Take the first 8 digits for our value
|
|
$value = substr($rnd_value, 0, 8);
|
|
|
|
// Strip the first eight, leaving the remainder for the next call to wp_rand().
|
|
$rnd_value = substr($rnd_value, 8);
|
|
|
|
$value = abs(hexdec($value));
|
|
|
|
// Some misconfigured 32bit environments (Entropy PHP, for example) truncate integers larger than PHP_INT_MAX to PHP_INT_MAX rather than overflowing them to floats.
|
|
$max_random_number = 3000000000 === 2147483647 ? (float) "4294967295" : 4294967295; // 4294967295 = 0xffffffff
|
|
|
|
// Reduce the value to be within the min - max range
|
|
if ( $max != 0 )
|
|
$value = $min + ( $max - $min + 1 ) * $value / ( $max_random_number + 1 );
|
|
|
|
return abs(intval($value));
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists('wp_set_password') ) :
|
|
/**
|
|
* Updates the user's password with a new encrypted one.
|
|
*
|
|
* For integration with other applications, this function can be overwritten to
|
|
* instead use the other package password checking algorithm.
|
|
*
|
|
* Please note: This function should be used sparingly and is really only meant for single-time
|
|
* application. Leveraging this improperly in a plugin or theme could result in an endless loop
|
|
* of password resets if precautions are not taken to ensure it does not execute on every page load.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @global wpdb $wpdb WordPress database abstraction object.
|
|
*
|
|
* @param string $password The plaintext new user password
|
|
* @param int $user_id User ID
|
|
*/
|
|
function wp_set_password( $password, $user_id ) {
|
|
global $wpdb;
|
|
|
|
$hash = wp_hash_password( $password );
|
|
$wpdb->update($wpdb->users, array('user_pass' => $hash, 'user_activation_key' => ''), array('ID' => $user_id) );
|
|
|
|
wp_cache_delete($user_id, 'users');
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists( 'get_avatar' ) ) :
|
|
/**
|
|
* Retrieve the avatar `<img>` tag for a user, email address, MD5 hash, comment, or post.
|
|
*
|
|
* @since 2.5.0
|
|
* @since 4.2.0 Optional $args parameter added.
|
|
*
|
|
* @param mixed $id_or_email The Gravatar to retrieve. Accepts a user_id, gravatar md5 hash,
|
|
* user email, WP_User object, WP_Post object, or comment object.
|
|
* @param int $size Optional. Height and width of the avatar in pixels. Default 96.
|
|
* @param string $default Optional. URL for the default image or a default type. Accepts '404'
|
|
* (return a 404 instead of a default image), 'retro' (8bit), 'monsterid'
|
|
* (monster), 'wavatar' (cartoon face), 'indenticon' (the "quilt"),
|
|
* 'mystery', 'mm', or 'mysterman' (The Oyster Man), 'blank' (transparent GIF),
|
|
* or 'gravatar_default' (the Gravatar logo). Default is the value of the
|
|
* 'avatar_default' option, with a fallback of 'mystery'.
|
|
* @param string $alt Optional. Alternative text to use in <img> tag. Default empty.
|
|
* @param array $args {
|
|
* Optional. Extra arguments to retrieve the avatar.
|
|
*
|
|
* @type bool $force_default Whether to always show the default image, never the Gravatar. Default false.
|
|
* @type string $rating What rating to display avatars up to. Accepts 'G', 'PG', 'R', 'X', and are
|
|
* judged in that order. Default is the value of the 'avatar_rating' option.
|
|
* @type string $scheme URL scheme to use. See {@see set_url_scheme()} for accepted values.
|
|
* Default null.
|
|
* @type array|string $class Array or string of additional classes to add to the <img> element.
|
|
* Default null.
|
|
* @type bool $force_display Whether to always show the avatar - ignores the show_avatars option.
|
|
* Default false.
|
|
* }
|
|
*
|
|
* @return false|string `<img>` tag for the user's avatar. False on failure.
|
|
*/
|
|
function get_avatar( $id_or_email, $size = 96, $default = '', $alt = '', $args = null ) {
|
|
$defaults = array(
|
|
// get_avatar_data() args.
|
|
'size' => 96,
|
|
'default' => get_option( 'avatar_default', 'mystery' ),
|
|
'force_default' => false,
|
|
'rating' => get_option( 'avatar_rating' ),
|
|
'scheme' => null,
|
|
'alt' => '',
|
|
'class' => null,
|
|
'force_display' => false,
|
|
);
|
|
|
|
if ( empty( $args ) ) {
|
|
$args = array();
|
|
}
|
|
|
|
$args['size'] = $size;
|
|
$args['default'] = $default;
|
|
$args['alt'] = $alt;
|
|
|
|
$args = wp_parse_args( $args, $defaults );
|
|
|
|
/**
|
|
* Filter whether to retrieve the avatar URL early.
|
|
*
|
|
* Passing a non-null value will effectively short-circuit {@see get_avatar()},
|
|
* passing the value through the 'pre_get_avatar' filter and returning early.
|
|
*
|
|
* @since 4.2.0
|
|
*
|
|
* @param string $avatar HTML for the user's avatar. Default null.
|
|
* @param int|object|string $id_or_email A user ID, email address, or comment object.
|
|
* @param array $args Arguments passed to get_avatar_url(), after processing.
|
|
*/
|
|
$avatar = apply_filters( 'pre_get_avatar', null, $id_or_email, $args );
|
|
if ( ! is_null( $avatar ) ) {
|
|
/** This filter is documented in src/wp-include/pluggable.php */
|
|
return apply_filters( 'get_avatar', $avatar, $id_or_email, $args['size'], $args['default'], $args['alt'], $args );
|
|
}
|
|
|
|
if ( ! $args['force_display'] && ! get_option( 'show_avatars' ) ) {
|
|
return false;
|
|
}
|
|
|
|
$args = get_avatar_data( $id_or_email, $args );
|
|
|
|
$url = $args['url'];
|
|
|
|
if ( ! $url || is_wp_error( $url ) ) {
|
|
return false;
|
|
}
|
|
|
|
$class = array( 'avatar', 'avatar-' . (int) $args['size'], 'photo' );
|
|
|
|
if ( ! $args['found_avatar'] || $args['force_default'] ) {
|
|
$class[] = 'avatar-default';
|
|
}
|
|
|
|
if ( $args['class'] ) {
|
|
if ( is_array( $args['class'] ) ) {
|
|
$class = array_merge( $class, $args['class'] );
|
|
} else {
|
|
$class[] = $args['class'];
|
|
}
|
|
}
|
|
|
|
$avatar = sprintf(
|
|
"<img alt='%s' src='%s' class='%s' height='%d' width='%d' />",
|
|
esc_attr( $args['alt'] ),
|
|
esc_url( $url ),
|
|
esc_attr( join( ' ', $class ) ),
|
|
(int) $args['size'],
|
|
(int) $args['size']
|
|
);
|
|
|
|
/**
|
|
* Filter the avatar to retrieve.
|
|
*
|
|
* @since 2.5.0
|
|
* @since 4.2.0 $args parameter added
|
|
*
|
|
* @param string $avatar <img> tag for the user's avatar.
|
|
* @param int|object|string $id_or_email A user ID, email address, or comment object.
|
|
* @param int $size Square avatar width and height in pixels to retrieve.
|
|
* @param string $alt Alternative text to use in the avatar image tag.
|
|
* Default empty.
|
|
* @param array $args Arguments passed to get_avatar_data(), after processing.
|
|
*/
|
|
return apply_filters( 'get_avatar', $avatar, $id_or_email, $args['size'], $args['default'], $args['alt'], $args );
|
|
}
|
|
endif;
|
|
|
|
if ( !function_exists( 'wp_text_diff' ) ) :
|
|
/**
|
|
* Displays a human readable HTML representation of the difference between two strings.
|
|
*
|
|
* The Diff is available for getting the changes between versions. The output is
|
|
* HTML, so the primary use is for displaying the changes. If the two strings
|
|
* are equivalent, then an empty string will be returned.
|
|
*
|
|
* The arguments supported and can be changed are listed below.
|
|
*
|
|
* 'title' : Default is an empty string. Titles the diff in a manner compatible
|
|
* with the output.
|
|
* 'title_left' : Default is an empty string. Change the HTML to the left of the
|
|
* title.
|
|
* 'title_right' : Default is an empty string. Change the HTML to the right of
|
|
* the title.
|
|
*
|
|
* @since 2.6.0
|
|
*
|
|
* @see wp_parse_args() Used to change defaults to user defined settings.
|
|
* @uses Text_Diff
|
|
* @uses WP_Text_Diff_Renderer_Table
|
|
*
|
|
* @param string $left_string "old" (left) version of string
|
|
* @param string $right_string "new" (right) version of string
|
|
* @param string|array $args Optional. Change 'title', 'title_left', and 'title_right' defaults.
|
|
* @return string Empty string if strings are equivalent or HTML with differences.
|
|
*/
|
|
function wp_text_diff( $left_string, $right_string, $args = null ) {
|
|
$defaults = array( 'title' => '', 'title_left' => '', 'title_right' => '' );
|
|
$args = wp_parse_args( $args, $defaults );
|
|
|
|
if ( !class_exists( 'WP_Text_Diff_Renderer_Table' ) )
|
|
require( ABSPATH . WPINC . '/wp-diff.php' );
|
|
|
|
$left_string = normalize_whitespace($left_string);
|
|
$right_string = normalize_whitespace($right_string);
|
|
|
|
$left_lines = explode("\n", $left_string);
|
|
$right_lines = explode("\n", $right_string);
|
|
$text_diff = new Text_Diff($left_lines, $right_lines);
|
|
$renderer = new WP_Text_Diff_Renderer_Table( $args );
|
|
$diff = $renderer->render($text_diff);
|
|
|
|
if ( !$diff )
|
|
return '';
|
|
|
|
$r = "<table class='diff'>\n";
|
|
|
|
if ( ! empty( $args[ 'show_split_view' ] ) ) {
|
|
$r .= "<col class='content diffsplit left' /><col class='content diffsplit middle' /><col class='content diffsplit right' />";
|
|
} else {
|
|
$r .= "<col class='content' />";
|
|
}
|
|
|
|
if ( $args['title'] || $args['title_left'] || $args['title_right'] )
|
|
$r .= "<thead>";
|
|
if ( $args['title'] )
|
|
$r .= "<tr class='diff-title'><th colspan='4'>$args[title]</th></tr>\n";
|
|
if ( $args['title_left'] || $args['title_right'] ) {
|
|
$r .= "<tr class='diff-sub-title'>\n";
|
|
$r .= "\t<td></td><th>$args[title_left]</th>\n";
|
|
$r .= "\t<td></td><th>$args[title_right]</th>\n";
|
|
$r .= "</tr>\n";
|
|
}
|
|
if ( $args['title'] || $args['title_left'] || $args['title_right'] )
|
|
$r .= "</thead>\n";
|
|
|
|
$r .= "<tbody>\n$diff\n</tbody>\n";
|
|
$r .= "</table>";
|
|
|
|
return $r;
|
|
}
|
|
endif;
|
|
|