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pluggable.php
<?php /** * These functions can be replaced via plugins. If plugins do not redefine these * functions, then these will be used instead. * * @package WordPress */ if ( !function_exists('wp_set_current_user') ) : /** * Changes the current user by ID or name. * * Set $id to null and specify a name if you do not know a user's ID. * * Some WordPress functionality is based on the current user and not based on * the signed in user. Therefore, it opens the ability to edit and perform * actions on users who aren't signed in. * * @since 2.0.3 * @global WP_User $current_user The current user object which holds the user data. * * @param int $id User ID * @param string $name User's username * @return WP_User Current user User object */ function wp_set_current_user($id, $name = '') { global $current_user; // If `$id` matches the user who's already current, there's nothing to do. if ( isset( $current_user ) && ( $current_user instanceof WP_User ) && ( $id == $current_user->ID ) && ( null !== $id ) ) { return $current_user; } $current_user = new WP_User( $id, $name ); setup_userdata( $current_user->ID ); /** * Fires after the current user is set. * * @since 2.0.1 */ do_action( 'set_current_user' ); return $current_user; } endif; if ( !function_exists('wp_get_current_user') ) : /** * Retrieve the current user object. * * Will set the current user, if the current user is not set. The current user * will be set to the logged-in person. If no user is logged-in, then it will * set the current user to 0, which is invalid and won't have any permissions. * * @since 2.0.3 * * @see _wp_get_current_user() * @global WP_User $current_user Checks if the current user is set. * * @return WP_User Current WP_User instance. */ function wp_get_current_user() { return _wp_get_current_user(); } endif; if ( !function_exists('get_userdata') ) : /** * Retrieve user info by user ID. * * @since 0.71 * * @param int $user_id User ID * @return WP_User|false WP_User object on success, false on failure. */ function get_userdata( $user_id ) { return get_user_by( 'id', $user_id ); } endif; if ( !function_exists('get_user_by') ) : /** * Retrieve user info by a given field * * @since 2.8.0 * @since 4.4.0 Added 'ID' as an alias of 'id' for the `$field` parameter. * * @param string $field The field to retrieve the user with. id | ID | slug | email | login. * @param int|string $value A value for $field. A user ID, slug, email address, or login name. * @return WP_User|false WP_User object on success, false on failure. */ function get_user_by( $field, $value ) { $userdata = WP_User::get_data_by( $field, $value ); if ( !$userdata ) return false; $user = new WP_User; $user->init( $userdata ); return $user; } endif; if ( !function_exists('cache_users') ) : /** * Retrieve info for user lists to prevent multiple queries by get_userdata() * * @since 3.0.0 * * @global wpdb $wpdb WordPress database abstraction object. * * @param array $user_ids User ID numbers list */ function cache_users( $user_ids ) { global $wpdb; $clean = _get_non_cached_ids( $user_ids, 'users' ); if ( empty( $clean ) ) return; $list = implode( ',', $clean ); $users = $wpdb->get_results( "SELECT * FROM $wpdb->users WHERE ID IN ($list)" ); $ids = array(); foreach ( $users as $user ) { update_user_caches( $user ); $ids[] = $user->ID; } update_meta_cache( 'user', $ids ); } endif; if ( !function_exists( 'wp_mail' ) ) : /** * Send mail, similar to PHP's mail * * A true return value does not automatically mean that the user received the * email successfully. It just only means that the method used was able to * process the request without any errors. * * Using the two 'wp_mail_from' and 'wp_mail_from_name' hooks allow from * creating a from address like 'Name <email@address.com>' when both are set. If * just 'wp_mail_from' is set, then just the email address will be used with no * name. * * The default content type is 'text/plain' which does not allow using HTML. * However, you can set the content type of the email by using the * {@see 'wp_mail_content_type'} filter. * * The default charset is based on the charset used on the blog. The charset can * be set using the {@see 'wp_mail_charset'} filter. * * @since 1.2.1 * * @global PHPMailer $phpmailer * * @param string|array $to Array or comma-separated list of email addresses to send message. * @param string $subject Email subject * @param string $message Message contents * @param string|array $headers Optional. Additional headers. * @param string|array $attachments Optional. Files to attach. * @return bool Whether the email contents were sent successfully. */ function wp_mail( $to, $subject, $message, $headers = '', $attachments = array() ) { // Compact the input, apply the filters, and extract them back out /** * Filters the wp_mail() arguments. * * @since 2.2.0 * * @param array $args A compacted array of wp_mail() arguments, including the "to" email, * subject, message, headers, and attachments values. */ $atts = apply_filters( 'wp_mail', compact( 'to', 'subject', 'message', 'headers', 'attachments' ) ); if ( isset( $atts['to'] ) ) { $to = $atts['to']; } if ( !is_array( $to ) ) { $to = explode( ',', $to ); } if ( isset( $atts['subject'] ) ) { $subject = $atts['subject']; } if ( isset( $atts['message'] ) ) { $message = $atts['message']; } if ( isset( $atts['headers'] ) ) { $headers = $atts['headers']; } if ( isset( $atts['attachments'] ) ) { $attachments = $atts['attachments']; } if ( ! is_array( $attachments ) ) { $attachments = explode( "\n", str_replace( "\r\n", "\n", $attachments ) ); } global $phpmailer; // (Re)create it, if it's gone missing if ( ! ( $phpmailer instanceof PHPMailer ) ) { require_once ABSPATH . WPINC . '/class-phpmailer.php'; require_once ABSPATH . WPINC . '/class-smtp.php'; $phpmailer = new PHPMailer( true ); } // Headers $cc = $bcc = $reply_to = array(); if ( empty( $headers ) ) { $headers = array(); } else { if ( !is_array( $headers ) ) { // Explode the headers out, so this function can take both // string headers and an array of headers. $tempheaders = explode( "\n", str_replace( "\r\n", "\n", $headers ) ); } else { $tempheaders = $headers; } $headers = array(); // If it's actually got contents if ( !empty( $tempheaders ) ) { // Iterate through the raw headers foreach ( (array) $tempheaders as $header ) { if ( strpos($header, ':') === false ) { if ( false !== stripos( $header, 'boundary=' ) ) { $parts = preg_split('/boundary=/i', trim( $header ) ); $boundary = trim( str_replace( array( "'", '"' ), '', $parts[1] ) ); } continue; } // Explode them out list( $name, $content ) = explode( ':', trim( $header ), 2 ); // Cleanup crew $name = trim( $name ); $content = trim( $content ); switch ( strtolower( $name ) ) { // Mainly for legacy -- process a From: header if it's there case 'from': $bracket_pos = strpos( $content, '<' ); if ( $bracket_pos !== false ) { // Text before the bracketed email is the "From" name. if ( $bracket_pos > 0 ) { $from_name = substr( $content, 0, $bracket_pos - 1 ); $from_name = str_replace( '"', '', $from_name ); $from_name = trim( $from_name ); } $from_email = substr( $content, $bracket_pos + 1 ); $from_email = str_replace( '>', '', $from_email ); $from_email = trim( $from_email ); // Avoid setting an empty $from_email. } elseif ( '' !== trim( $content ) ) { $from_email = trim( $content ); } break; case 'content-type': if ( strpos( $content, ';' ) !== false ) { list( $type, $charset_content ) = explode( ';', $content ); $content_type = trim( $type ); if ( false !== stripos( $charset_content, 'charset=' ) ) { $charset = trim( str_replace( array( 'charset=', '"' ), '', $charset_content ) ); } elseif ( false !== stripos( $charset_content, 'boundary=' ) ) { $boundary = trim( str_replace( array( 'BOUNDARY=', 'boundary=', '"' ), '', $charset_content ) ); $charset = ''; } // Avoid setting an empty $content_type. } elseif ( '' !== trim( $content ) ) { $content_type = trim( $content ); } break; case 'cc': $cc = array_merge( (array) $cc, explode( ',', $content ) ); break; case 'bcc': $bcc = array_merge( (array) $bcc, explode( ',', $content ) ); break; case 'reply-to': $reply_to = array_merge( (array) $reply_to, explode( ',', $content ) ); break; default: // Add it to our grand headers array $headers[trim( $name )] = trim( $content ); break; } } } } // Empty out the values that may be set $phpmailer->clearAllRecipients(); $phpmailer->clearAttachments(); $phpmailer->clearCustomHeaders(); $phpmailer->clearReplyTos(); $phpmailer->Body = ''; $phpmailer->AltBody = ''; // From email and name // If we don't have a name from the input headers if ( !isset( $from_name ) ) $from_name = 'WordPress'; /* If we don't have an email from the input headers default to wordpress@$sitename * Some hosts will block outgoing mail from this address if it doesn't exist but * there's no easy alternative. Defaulting to admin_email might appear to be another * option but some hosts may refuse to relay mail from an unknown domain. See * https://core.trac.wordpress.org/ticket/5007. */ if ( !isset( $from_email ) ) { // Get the site domain and get rid of www. $sitename = strtolower( $_SERVER['SERVER_NAME'] ); if ( substr( $sitename, 0, 4 ) == 'www.' ) { $sitename = substr( $sitename, 4 ); } $from_email = 'wordpress@' . $sitename; } /** * Filters the email address to send from. * * @since 2.2.0 * * @param string $from_email Email address to send from. */ $from_email = apply_filters( 'wp_mail_from', $from_email ); /** * Filters the name to associate with the "from" email address. * * @since 2.3.0 * * @param string $from_name Name associated with the "from" email address. */ $from_name = apply_filters( 'wp_mail_from_name', $from_name ); try { $phpmailer->setFrom( $from_email, $from_name, false ); } catch ( phpmailerException $e ) { $mail_error_data = compact( 'to', 'subject', 'message', 'headers', 'attachments' ); $mail_error_data['phpmailer_exception_code'] = $e->getCode(); /** This filter is documented in wp-includes/pluggable.php */ do_action( 'wp_mail_failed', new WP_Error( 'wp_mail_failed', $e->getMessage(), $mail_error_data ) ); return false; } // Set mail's subject and body $phpmailer->Subject = $subject; $phpmailer->Body = $message; // Set destination addresses, using appropriate methods for handling addresses $address_headers = compact( 'to', 'cc', 'bcc', 'reply_to' ); foreach ( $address_headers as $address_header => $addresses ) { if ( empty( $addresses ) ) { continue; } foreach ( (array) $addresses as $address ) { try { // Break $recipient into name and address parts if in the format "Foo <bar@baz.com>" $recipient_name = ''; if ( preg_match( '/(.*)<(.+)>/', $address, $matches ) ) { if ( count( $matches ) == 3 ) { $recipient_name = $matches[1]; $address = $matches[2]; } } switch ( $address_header ) { case 'to': $phpmailer->addAddress( $address, $recipient_name ); break; case 'cc': $phpmailer->addCc( $address, $recipient_name ); break; case 'bcc': $phpmailer->addBcc( $address, $recipient_name ); break; case 'reply_to': $phpmailer->addReplyTo( $address, $recipient_name ); break; } } catch ( phpmailerException $e ) { continue; } } } // Set to use PHP's mail() $phpmailer->isMail(); // Set Content-Type and charset // If we don't have a content-type from the input headers if ( !isset( $content_type ) ) $content_type = 'text/plain'; /** * Filters the wp_mail() content type. * * @since 2.3.0 * * @param string $content_type Default wp_mail() content type. */ $content_type = apply_filters( 'wp_mail_content_type', $content_type ); $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 /** * Filters the default wp_mail() charset. * * @since 2.3.0 * * @param string $charset Default email charset. */ $phpmailer->CharSet = apply_filters( 'wp_mail_charset', $charset ); // Set custom headers if ( !empty( $headers ) ) { foreach ( (array) $headers as $name => $content ) { $phpmailer->addCustomHeader( sprintf( '%1$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 { $phpmailer->addAttachment($attachment); } catch ( phpmailerException $e ) { 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 ) { $mail_error_data = compact( 'to', 'subject', 'message', 'headers', 'attachments' ); $mail_error_data['phpmailer_exception_code'] = $e->getCode(); /** * Fires after a phpmailerException is caught. * * @since 4.4.0 * * @param WP_Error $error A WP_Error object with the phpmailerException message, and an array * containing the mail recipient, subject, message, headers, and attachments. */ do_action( 'wp_mail_failed', new WP_Error( 'wp_mail_failed', $e->getMessage(), $mail_error_data ) ); return false; } } endif; if ( !function_exists('wp_authenticate') ) : /** * Authenticate a user, confirming the login credentials are valid. * * @since 2.5.0 * @since 4.5.0 `$username` now accepts an email address. * * @param string $username User's username or email address. * @param string $password User's password. * @return WP_User|WP_Error WP_User object if the credentials are valid, * otherwise WP_Error. */ function wp_authenticate($username, $password) { $username = sanitize_user($username); $password = trim($password); /** * Filters whether a set of user login credentials are valid. * * A WP_User object is returned if the credentials authenticate a user. * WP_Error or null otherwise. * * @since 2.8.0 * @since 4.5.0 `$username` now accepts an email address. * * @param null|WP_User|WP_Error $user WP_User if the user is authenticated. * WP_Error or null otherwise. * @param string $username Username or email address. * @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, email address or incorrect password.' ) ); } $ignore_codes = array('empty_username', 'empty_password'); if (is_wp_error($user) && !in_array($user->get_error_code(), $ignore_codes) ) { /** * Fires after a user login has failed. * * @since 2.5.0 * @since 4.5.0 The value of `$username` can now be an email address. * * @param string $username Username or email address. */ 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 * * @global int $login_grace_period * * @param string $cookie Optional. If used, will validate contents instead of cookie's * @param string $scheme Optional. The cookie scheme to use: auth, secure_auth, or logged_in * @return false|int False if invalid cookie, User ID if valid. */ function wp_validate_auth_cookie($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 ( wp_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 $user->ID; } endif; if ( !function_exists('wp_generate_auth_cookie') ) : /** * Generate authentication cookie contents. * * @since 2.5.0 * @since 4.0.0 The `$token` parameter was added. * * @param int $user_id User ID * @param int $expiration The time the cookie expires as a UNIX timestamp. * @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 . '|' . $hash; /** * Filters the authentication cookie. * * @since 2.5.0 * @since 4.0.0 The `$token` parameter was added. * * @param string $cookie Authentication cookie. * @param int $user_id User ID. * @param int $expiration The time the cookie expires as a UNIX timestamp. * @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 $scheme Optional. The cookie scheme to use: auth, secure_auth, or logged_in * @return array|false Authentication cookie components */ function wp_parse_auth_cookie($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') ) : /** * Log in a user by setting authentication cookies. * * The $remember parameter increases the time that the cookie will be kept. The * default the cookie is kept without remembering is two days. When $remember is * set, the cookies will be kept for 14 days or two weeks. * * @since 2.5.0 * @since 4.3.0 Added the `$token` parameter. * * @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(). * @param string $token Optional. User's session token to use for this cookie. */ function wp_set_auth_cookie( $user_id, $remember = false, $secure = '', $token = '' ) { if ( $remember ) { /** * Filters 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(); } // Front-end 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 ); /** * Filters 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 ); /** * Filters 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'; } if ( '' === $token ) { $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', $token ); /** * Fires immediately before the authentication cookie is set. * * @since 2.5.0 * @since 4.9.0 The `$token` parameter was added. * * @param string $auth_cookie Authentication cookie. * @param int $expire The time the login grace period expires as a UNIX timestamp. * Default is 12 hours past the cookie's expiration time. * @param int $expiration The time when the authentication cookie expires as a UNIX timestamp. * Default is 14 days from now. * @param int $user_id User ID. * @param string $scheme Authentication scheme. Values include 'auth', 'secure_auth', or 'logged_in'. * @param string $token User's session token to use for this cookie. */ do_action( 'set_auth_cookie', $auth_cookie, $expire, $expiration, $user_id, $scheme, $token ); /** * Fires immediately before the logged-in authentication cookie is set. * * @since 2.6.0 * @since 4.9.0 The `$token` parameter was added. * * @param string $logged_in_cookie The logged-in cookie. * @param int $expire The time the login grace period expires as a UNIX timestamp. * Default is 12 hours past the cookie's expiration time. * @param int $expiration The time when the logged-in authentication cookie expires as a UNIX timestamp. * Default is 14 days from now. * @param int $user_id User ID. * @param string $scheme Authentication scheme. Default 'logged_in'. * @param string $token User's session token to use for this cookie. */ do_action( 'set_logged_in_cookie', $logged_in_cookie, $expire, $expiration, $user_id, 'logged_in', $token ); /** * Allows preventing auth cookies from actually being sent to the client. * * @since 4.7.4 * * @param bool $send Whether to send auth cookies to the client. */ if ( ! apply_filters( 'send_auth_cookies', true ) ) { return; } setcookie($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' ); /** This filter is documented in wp-includes/pluggable.php */ if ( ! apply_filters( 'send_auth_cookies', true ) ) { return; } // Auth cookies 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 ); // Settings cookies setcookie( 'wp-settings-' . get_current_user_id(), ' ', time() - YEAR_IN_SECONDS, SITECOOKIEPATH ); setcookie( 'wp-settings-time-' . get_current_user_id(), ' ', time() - YEAR_IN_SECONDS, SITECOOKIEPATH ); // 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 ); // Post password cookie setcookie( 'wp-postpass_' . COOKIEHASH, ' ', time() - YEAR_IN_SECONDS, COOKIEPATH, 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(); return $user->exists(); } 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() ); /** * Filters 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(); } } /** * Filters 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.' ), '3.2.0' ); $adminurl = strtolower(admin_url()); $referer = strtolower(wp_get_referer()); $result = isset($_REQUEST[$query_arg]) ? wp_verify_nonce($_REQUEST[$query_arg], $action) : false; /** * 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 ); if ( ! $result && ! ( -1 === $action && strpos( $referer, $adminurl ) === 0 ) ) { wp_nonce_ays( $action ); die(); } 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 ) { if ( -1 == $action ) { _doing_it_wrong( __FUNCTION__, __( 'You should specify a nonce action to be verified by using the first parameter.' ), '4.7' ); } $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 ); /** * 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 ); if ( $die && false === $result ) { if ( wp_doing_ajax() ) { wp_die( -1, 403 ); } else { die( '-1' ); } } return $result; } endif; if ( !function_exists('wp_redirect') ) : /** * Redirects to another page. * * Note: wp_redirect() does not exit automatically, and should almost always be * followed by a call to `exit;`: * * wp_redirect( $url ); * exit; * * Exiting can also be selectively manipulated by using wp_redirect() as a conditional * in conjunction with the {@see 'wp_redirect'} and {@see 'wp_redirect_location'} hooks: * * if ( wp_redirect( $url ) ) { * exit; * } * * @since 1.5.1 * * @global bool $is_IIS * * @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; /** * Filters 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 ); /** * Filters 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 * * @param string $location The path to redirect to. * @return string Redirect-sanitized URL. **/ function wp_sanitize_redirect($location) { $regex = '/ ( (?: [\xC2-\xDF][\x80-\xBF] # double-byte sequences 110xxxxx 10xxxxxx | \xE0[\xA0-\xBF][\x80-\xBF] # triple-byte sequences 1110xxxx 10xxxxxx * 2 | [\xE1-\xEC][\x80-\xBF]{2} | \xED[\x80-\x9F][\x80-\xBF] | [\xEE-\xEF][\x80-\xBF]{2} | \xF0[\x90-\xBF][\x80-\xBF]{2} # four-byte sequences 11110xxx 10xxxxxx * 3 | [\xF1-\xF3][\x80-\xBF]{3} | \xF4[\x80-\x8F][\x80-\xBF]{2} ){1,40} # ...one or more times )/x'; $location = preg_replace_callback( $regex, '_wp_sanitize_utf8_in_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'); return _deep_replace( $strip, $location ); } /** * URL encode UTF-8 characters in a URL. * * @ignore * @since 4.2.0 * @access private * * @see wp_sanitize_redirect() * * @param array $matches RegEx matches against the redirect location. * @return string URL-encoded version of the first RegEx match. */ function _wp_sanitize_utf8_in_redirect( $matches ) { return urlencode( $matches[0] ); } 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 defaults 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 * * @param string $location The path to redirect to. * @param int $status Status code to use. */ function wp_safe_redirect($location, $status = 302) { // Need to look at the URL the way it will end up in wp_redirect() $location = wp_sanitize_redirect($location); /** * Filters the redirect fallback URL for when the provided redirect is not safe (local). * * @since 4.3.0 * * @param string $fallback_url The fallback URL to use by default. * @param int $status The redirect status. */ $location = wp_validate_redirect( $location, apply_filters( 'wp_safe_redirect_fallback', admin_url(), $status ) ); wp_redirect($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 = wp_sanitize_redirect( trim( $location, " \t\n\r\0\x08\x0B" ) ); // browsers will assume 'http' is your protocol, and will obey a redirect to a URL starting with '//' if ( substr($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; // @-operator is used to prevent possible warnings in PHP < 5.3.3. $lp = @parse_url($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; if ( ! isset( $lp['host'] ) && ! empty( $lp['path'] ) && '/' !== $lp['path'][0] ) { $path = ''; if ( ! empty( $_SERVER['REQUEST_URI'] ) ) { $path = dirname( parse_url( 'http://placeholder' . $_SERVER['REQUEST_URI'], PHP_URL_PATH ) . '?' ); } $location = '/' . ltrim( $path . '/', '/' ) . $location; } // Reject if certain components are 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['host'] ) && ( isset( $lp['scheme'] ) || isset( $lp['user'] ) || isset( $lp['pass'] ) || isset( $lp['port'] ) ) ) { return $default; } // Reject malformed components parse_url() can return on odd inputs. foreach ( array( 'user', 'pass', 'host' ) as $component ) { if ( isset( $lp[ $component ] ) && strpbrk( $lp[ $component ], ':/?#@' ) ) { return $default; } } $wpp = parse_url(home_url()); /** * Filters 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|WP_Comment $comment_id Comment ID or WP_Comment object. * @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__, '3.8.0' ); } $comment = get_comment( $comment_id ); if ( empty( $comment ) || empty( $comment->comment_post_ID ) ) 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; } /** * Filters 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->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 ); /** * Filters 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->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 ); } $switched_locale = switch_to_locale( get_locale() ); $comment_author_domain = @gethostbyaddr($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); $comment_content = wp_specialchars_decode( $comment->comment_content ); switch ( $comment->comment_type ) { case 'trackback': /* translators: 1: Post title */ $notify_message = sprintf( __( 'New trackback on your post "%s"' ), $post->post_title ) . "\r\n"; /* translators: 1: Trackback/pingback website name, 2: website IP address, 3: website hostname */ $notify_message .= sprintf( __('Website: %1$s (IP address: %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' ), "\r\n" . $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': /* translators: 1: Post title */ $notify_message = sprintf( __( 'New pingback on your post "%s"' ), $post->post_title ) . "\r\n"; /* translators: 1: Trackback/pingback website name, 2: website IP address, 3: website hostname */ $notify_message .= sprintf( __('Website: %1$s (IP address: %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' ), "\r\n" . $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: comment author's IP address, 3: comment author's hostname */ $notify_message .= sprintf( __( 'Author: %1$s (IP address: %2$s, %3$s)' ), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n"; $notify_message .= sprintf( __( 'Email: %s' ), $comment->comment_author_email ) . "\r\n"; $notify_message .= sprintf( __( 'URL: %s' ), $comment->comment_author_url ) . "\r\n"; $notify_message .= sprintf( __('Comment: %s' ), "\r\n" . $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 ) ) . "\r\n"; if ( user_can( $post->post_author, 'edit_comment', $comment->comment_ID ) ) { if ( EMPTY_TRASH_DAYS ) { $notify_message .= sprintf( __( 'Trash it: %s' ), admin_url( "comment.php?action=trash&c={$comment->comment_ID}#wpbody-content" ) ) . "\r\n"; } else { $notify_message .= sprintf( __( 'Delete it: %s' ), admin_url( "comment.php?action=delete&c={$comment->comment_ID}#wpbody-content" ) ) . "\r\n"; } $notify_message .= sprintf( __( 'Spam it: %s' ), admin_url( "comment.php?action=spam&c={$comment->comment_ID}#wpbody-content" ) ) . "\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"; /** * Filters 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->comment_ID ); /** * Filters 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->comment_ID ); /** * Filters 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->comment_ID ); foreach ( $emails as $email ) { @wp_mail( $email, wp_specialchars_decode( $subject ), $notify_message, $message_headers ); } if ( $switched_locale ) { restore_previous_locale(); } return true; } endif; if ( !function_exists('wp_notify_moderator') ) : /** * Notifies the moderator of the site about a new comment that is awaiting approval. * * @since 1.0.0 * * @global wpdb $wpdb WordPress database abstraction object. * * Uses the {@see 'notify_moderator'} filter to determine whether the site moderator * should be notified, overriding the site setting. * * @param int $comment_id Comment ID. * @return true Always returns true. */ function wp_notify_moderator($comment_id) { global $wpdb; $maybe_notify = get_option( 'moderation_notify' ); /** * Filters whether to send the site moderator email notifications, overriding the site setting. * * @since 4.4.0 * * @param bool $maybe_notify Whether to notify blog moderator. * @param int $comment_ID The id of the comment for the notification. */ $maybe_notify = apply_filters( 'notify_moderator', $maybe_notify, $comment_id ); if ( ! $maybe_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 && 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; } $switched_locale = switch_to_locale( get_locale() ); $comment_author_domain = @gethostbyaddr($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); $comment_content = wp_specialchars_decode( $comment->comment_content ); switch ( $comment->comment_type ) { case 'trackback': /* translators: 1: Post title */ $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"; /* translators: 1: Trackback/pingback website name, 2: website IP address, 3: website hostname */ $notify_message .= sprintf( __( 'Website: %1$s (IP address: %2$s, %3$s)' ), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n"; /* translators: 1: Trackback/pingback/comment author URL */ $notify_message .= sprintf( __( 'URL: %s' ), $comment->comment_author_url ) . "\r\n"; $notify_message .= __('Trackback excerpt: ') . "\r\n" . $comment_content . "\r\n\r\n"; break; case 'pingback': /* translators: 1: Post title */ $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"; /* translators: 1: Trackback/pingback website name, 2: website IP address, 3: website hostname */ $notify_message .= sprintf( __( 'Website: %1$s (IP address: %2$s, %3$s)' ), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n"; /* translators: 1: Trackback/pingback/comment author URL */ $notify_message .= sprintf( __( 'URL: %s' ), $comment->comment_author_url ) . "\r\n"; $notify_message .= __('Pingback excerpt: ') . "\r\n" . $comment_content . "\r\n\r\n"; break; default: // Comments /* translators: 1: Post title */ $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"; /* translators: 1: Comment author name, 2: comment author's IP address, 3: comment author's hostname */ $notify_message .= sprintf( __( 'Author: %1$s (IP address: %2$s, %3$s)' ), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n"; /* translators: 1: Comment author URL */ $notify_message .= sprintf( __( 'Email: %s' ), $comment->comment_author_email ) . "\r\n"; /* translators: 1: Trackback/pingback/comment author URL */ $notify_message .= sprintf( __( 'URL: %s' ), $comment->comment_author_url ) . "\r\n"; /* translators: 1: Comment text */ $notify_message .= sprintf( __( 'Comment: %s' ), "\r\n" . $comment_content ) . "\r\n\r\n"; break; } /* translators: Comment moderation. 1: Comment action URL */ $notify_message .= sprintf( __( 'Approve it: %s' ), admin_url( "comment.php?action=approve&c={$comment_id}#wpbody-content" ) ) . "\r\n"; if ( EMPTY_TRASH_DAYS ) { /* translators: Comment moderation. 1: Comment action URL */ $notify_message .= sprintf( __( 'Trash it: %s' ), admin_url( "comment.php?action=trash&c={$comment_id}#wpbody-content" ) ) . "\r\n"; } else { /* translators: Comment moderation. 1: Comment action URL */ $notify_message .= sprintf( __( 'Delete it: %s' ), admin_url( "comment.php?action=delete&c={$comment_id}#wpbody-content" ) ) . "\r\n"; } /* translators: Comment moderation. 1: Comment action URL */ $notify_message .= sprintf( __( 'Spam it: %s' ), admin_url( "comment.php?action=spam&c={$comment_id}#wpbody-content" ) ) . "\r\n"; /* translators: Comment moderation. 1: Number of comments awaiting approval */ $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#wpbody-content" ) . "\r\n"; /* translators: Comment moderation notification email subject. 1: Site name, 2: Post title */ $subject = sprintf( __('[%1$s] Please moderate: "%2$s"'), $blogname, $post->post_title ); $message_headers = ''; /** * Filters 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 ); /** * Filters 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 ); /** * Filters 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 ); /** * Filters 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 ); } if ( $switched_locale ) { restore_previous_locale(); } 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 WP_User $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' ) ) ) { /* translators: %s: user name */ $message = sprintf( __( 'Password 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_password_change_notification_email = array( 'to' => get_option( 'admin_email' ), /* translators: Password change notification email subject. %s: Site title */ 'subject' => __( '[%s] Password Changed' ), 'message' => $message, 'headers' => '', ); /** * Filters the contents of the password change notification email sent to the site admin. * * @since 4.9.0 * * @param array $wp_password_change_notification_email { * Used to build wp_mail(). * * @type string $to The intended recipient - site admin email address. * @type string $subject The subject of the email. * @type string $message The body of the email. * @type string $headers The headers of the email. * } * @param WP_User $user User object for user whose password was changed. * @param string $blogname The site title. */ $wp_password_change_notification_email = apply_filters( 'wp_password_change_notification_email', $wp_password_change_notification_email, $user, $blogname ); wp_mail( $wp_password_change_notification_email['to'], wp_specialchars_decode( sprintf( $wp_password_change_notification_email['subject'], $blogname ) ), $wp_password_change_notification_email['message'], $wp_password_change_notification_email['headers'] ); } } endif; if ( !function_exists('wp_new_user_notification') ) : /** * Email login credentials to a newly-registered user. * * A new user registration notification is also sent to admin email. * * @since 2.0.0 * @since 4.3.0 The `$plaintext_pass` parameter was changed to `$notify`. * @since 4.3.1 The `$plaintext_pass` parameter was deprecated. `$notify` added as a third parameter. * @since 4.6.0 The `$notify` parameter accepts 'user' for sending notification only to the user created. * * @global wpdb $wpdb WordPress database object for queries. * @global PasswordHash $wp_hasher Portable PHP password hashing framework instance. * * @param int $user_id User ID. * @param null $deprecated Not used (argument deprecated). * @param string $notify Optional. Type of notification that should happen. Accepts 'admin' or an empty * string (admin only), 'user', or 'both' (admin and user). Default empty. */ function wp_new_user_notification( $user_id, $deprecated = null, $notify = '' ) { if ( $deprecated !== null ) { _deprecated_argument( __FUNCTION__, '4.3.1' ); } global $wpdb, $wp_hasher; $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); if ( 'user' !== $notify ) { $switched_locale = switch_to_locale( get_locale() ); /* translators: %s: site title */ $message = sprintf( __( 'New user registration on your site %s:' ), $blogname ) . "\r\n\r\n"; /* translators: %s: user login */ $message .= sprintf( __( 'Username: %s' ), $user->user_login ) . "\r\n\r\n"; /* translators: %s: user email address */ $message .= sprintf( __( 'Email: %s' ), $user->user_email ) . "\r\n"; $wp_new_user_notification_email_admin = array( 'to' => get_option( 'admin_email' ), /* translators: Password change notification email subject. %s: Site title */ 'subject' => __( '[%s] New User Registration' ), 'message' => $message, 'headers' => '', ); /** * Filters the contents of the new user notification email sent to the site admin. * * @since 4.9.0 * * @param array $wp_new_user_notification_email { * Used to build wp_mail(). * * @type string $to The intended recipient - site admin email address. * @type string $subject The subject of the email. * @type string $message The body of the email. * @type string $headers The headers of the email. * } * @param WP_User $user User object for new user. * @param string $blogname The site title. */ $wp_new_user_notification_email_admin = apply_filters( 'wp_new_user_notification_email_admin', $wp_new_user_notification_email_admin, $user, $blogname ); @wp_mail( $wp_new_user_notification_email_admin['to'], wp_specialchars_decode( sprintf( $wp_new_user_notification_email_admin['subject'], $blogname ) ), $wp_new_user_notification_email_admin['message'], $wp_new_user_notification_email_admin['headers'] ); if ( $switched_locale ) { restore_previous_locale(); } } // `$deprecated was pre-4.3 `$plaintext_pass`. An empty `$plaintext_pass` didn't sent a user notification. if ( 'admin' === $notify || ( empty( $deprecated ) && empty( $notify ) ) ) { return; } // Generate something random for a password reset key. $key = wp_generate_password( 20, false ); /** This action is documented in wp-login.php */ do_action( 'retrieve_password_key', $user->user_login, $key ); // Now insert the key, hashed, into the DB. if ( empty( $wp_hasher ) ) { require_once ABSPATH . WPINC . '/class-phpass.php'; $wp_hasher = new PasswordHash( 8, true ); } $hashed = time() . ':' . $wp_hasher->HashPassword( $key ); $wpdb->update( $wpdb->users, array( 'user_activation_key' => $hashed ), array( 'user_login' => $user->user_login ) ); $switched_locale = switch_to_locale( get_user_locale( $user ) ); /* translators: %s: user login */ $message = sprintf(__('Username: %s'), $user->user_login) . "\r\n\r\n"; $message .= __('To set your password, visit the following address:') . "\r\n\r\n"; $message .= '<' . network_site_url("wp-login.php?action=rp&key=$key&login=" . rawurlencode($user->user_login), 'login') . ">\r\n\r\n"; $message .= wp_login_url() . "\r\n"; $wp_new_user_notification_email = array( 'to' => $user->user_email, /* translators: Password change notification email subject. %s: Site title */ 'subject' => __( '[%s] Your username and password info' ), 'message' => $message, 'headers' => '', ); /** * Filters the contents of the new user notification email sent to the new user. * * @since 4.9.0 * * @param array $wp_new_user_notification_email { * Used to build wp_mail(). * * @type string $to The intended recipient - New user email address. * @type string $subject The subject of the email. * @type string $message The body of the email. * @type string $headers The headers of the email. * } * @param WP_User $user User object for new user. * @param string $blogname The site title. */ $wp_new_user_notification_email = apply_filters( 'wp_new_user_notification_email', $wp_new_user_notification_email, $user, $blogname ); wp_mail( $wp_new_user_notification_email['to'], wp_specialchars_decode( sprintf( $wp_new_user_notification_email['subject'], $blogname ) ), $wp_new_user_notification_email['message'], $wp_new_user_notification_email['headers'] ); if ( $switched_locale ) { restore_previous_locale(); } } 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() { /** * Filters 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 ) { /** * Filters 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; } /** * Fires when nonce verification fails. * * @since 4.4.0 * * @param string $nonce The invalid nonce. * @param string|int $action The nonce action. * @param WP_User $user The current user object. * @param string $token The user's session token. */ do_action( 'wp_verify_nonce_failed', $nonce, $action, $user, $token ); // Invalid nonce return false; } endif; if ( !function_exists('wp_create_nonce') ) : /** * Creates a cryptographic token tied to a specific action, user, user session, * and window of time. * * @since 2.0.3 * @since 4.0.0 Session tokens were integrated with nonce creation * * @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 * * @staticvar array $cached_salts * @staticvar array $duplicated_keys * * @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 ] ) ) { /** * Filters 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 * @param string $scheme Authentication scheme (auth, secure_auth, logged_in, nonce) * @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 PasswordHash $wp_hasher PHPass object * * @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 PasswordHash $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. * @param string|int $user_id Optional. User ID. * @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); } /** * Filters 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 string|int $user_id User ID. Can be empty. */ 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); } /** * Filters 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 * @since 4.4.0 Uses PHP7 random_int() or the random_compat library if available. * * @global string $rnd_value * @staticvar string $seed * @staticvar bool $external_rand_source_available * * @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; // 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 // We only handle Ints, floats are truncated to their integer value. $min = (int) $min; $max = (int) $max; // Use PHP's CSPRNG, or a compatible method static $use_random_int_functionality = true; if ( $use_random_int_functionality ) { try { $_max = ( 0 != $max ) ? $max : $max_random_number; // wp_rand() can accept arguments in either order, PHP cannot. $_max = max( $min, $_max ); $_min = min( $min, $_max ); $val = random_int( $_min, $_max ); if ( false !== $val ) { return absint( $val ); } else { $use_random_int_functionality = false; } } catch ( Error $e ) { $use_random_int_functionality = false; } catch ( Exception $e ) { $use_random_int_functionality = false; } } // 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' ) && ! defined( 'WP_INSTALLING' ) ) { 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)); // 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 WP_Comment object. * @param int $size Optional. Height and width of the avatar image file 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 'mysteryman' (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 int $height Display height of the avatar in pixels. Defaults to $size. * @type int $width Display width of the avatar in pixels. Defaults to $size. * @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 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. * @type string $extra_attr HTML attributes to insert in the IMG element. Is not sanitized. Default empty. * } * @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, 'height' => null, 'width' => null, 'default' => get_option( 'avatar_default', 'mystery' ), 'force_default' => false, 'rating' => get_option( 'avatar_rating' ), 'scheme' => null, 'alt' => '', 'class' => null, 'force_display' => false, 'extra_attr' => '', ); if ( empty( $args ) ) { $args = array(); } $args['size'] = (int) $size; $args['default'] = $default; $args['alt'] = $alt; $args = wp_parse_args( $args, $defaults ); if ( empty( $args['height'] ) ) { $args['height'] = $args['size']; } if ( empty( $args['width'] ) ) { $args['width'] = $args['size']; } if ( is_object( $id_or_email ) && isset( $id_or_email->comment_ID ) ) { $id_or_email = get_comment( $id_or_email ); } /** * Filters whether to retrieve the avatar URL early. * * Passing a non-null value will effectively short-circuit get_avatar(), passing * the value through the {@see 'get_avatar'} filter and returning early. * * @since 4.2.0 * * @param string $avatar HTML for the user's avatar. Default null. * @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 WP_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 wp-includes/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; } $url2x = get_avatar_url( $id_or_email, array_merge( $args, array( 'size' => $args['size'] * 2 ) ) ); $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' srcset='%s' class='%s' height='%d' width='%d' %s/>", esc_attr( $args['alt'] ), esc_url( $url ), esc_url( $url2x ) . ' 2x', esc_attr( join( ' ', $class ) ), (int) $args['height'], (int) $args['width'], $args['extra_attr'] ); /** * Filters the avatar to retrieve. * * @since 2.5.0 * @since 4.2.0 The `$args` parameter was added. * * @param string $avatar <img> tag for the user's avatar. * @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 WP_Comment object. * @param int $size Square avatar width and height in pixels to retrieve. * @param string $default URL for the default image or a default type. Accepts '404', 'retro', 'monsterid', * 'wavatar', 'indenticon','mystery' (or 'mm', or 'mysteryman'), 'blank', or 'gravatar_default'. * Default is the value of the 'avatar_default' option, with a fallback of 'mystery'. * @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', false ) ) 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;
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