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redirects.php
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redirects.php
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<?php
/**
* Redirect to custom login page after the user has been logged out.
*
* @since 1.0.6
*/
function b3_redirect_after_logout() {
$login_url = b3_get_login_url();
if ( ! empty( $_REQUEST[ 'redirect_to' ] ) ) {
$redirect_url = $_REQUEST[ 'redirect_to' ];
} else {
$redirect_url = add_query_arg( 'logout', 'true', $login_url );
}
wp_safe_redirect( $redirect_url );
exit;
}
add_action( 'wp_logout', 'b3_redirect_after_logout', 1 );
/**
* Redirects the user to the custom registration page instead
* of wp-signup.php
*/
function b3_redirect_to_custom_mu_register() {
if ( is_user_logged_in() ) {
// only redirect if blog != registration_type
if ( 'blog' != get_option( 'b3_registration_type' ) ) {
do_action( 'b3_redirect', 'logged_in' );
}
} else {
$register_url = b3_get_register_url();
if ( ! $register_url ) {
$register_url = wp_registration_url();
}
wp_safe_redirect( $register_url );
exit;
}
}
add_action( 'before_signup_header', 'b3_redirect_to_custom_mu_register' );
/**
* Redirects the user to the custom registration page instead
* of wp-login.php?action=register.
*/
function b3_redirect_to_custom_register() {
if ( ! is_multisite() && isset( $_GET[ 'action' ] ) && 'register' == $_GET[ 'action' ] ) {
if ( is_user_logged_in() ) {
do_action( 'b3_redirect', 'logged_in' );
} else {
$registration_url = b3_get_register_url();
if ( ! $registration_url ) {
$registration_url = wp_registration_url();
}
wp_safe_redirect( $registration_url );
exit;
}
}
}
add_action( 'login_form_register', 'b3_redirect_to_custom_register' );
/**
* Force user to custom login page instead of wp-login.php.
*/
function b3_redirect_to_custom_login() {
if ( 'GET' === $_SERVER[ 'REQUEST_METHOD' ] ) {
$redirect_to = isset( $_REQUEST[ 'redirect_to' ] ) ? urlencode( $_REQUEST[ 'redirect_to' ] ) . '&reauth=1' : null;
if ( is_user_logged_in() ) {
do_action( 'b3_redirect', 'logged_in', $redirect_to );
}
$login_url = b3_get_login_url();
if ( ! empty( $redirect_to ) ) {
$login_url = add_query_arg( 'redirect_to', $redirect_to, $login_url );
}
wp_safe_redirect( $login_url );
exit;
}
}
add_action( 'login_form_login', 'b3_redirect_to_custom_login' );
/**
* Redirects the user to the custom "Lost password?" page instead of
* wp-login.php?action=lostpassword.
*/
function b3_redirect_to_custom_lostpassword() {
if ( 'GET' === $_SERVER[ 'REQUEST_METHOD' ] ) {
if ( is_user_logged_in() ) {
do_action( 'b3_redirect', 'logged_in' );
}
$lost_password_url = b3_get_lostpassword_url();
if ( false != $lost_password_url ) {
wp_safe_redirect( $lost_password_url );
exit;
}
}
}
add_action( 'login_form_lostpassword', 'b3_redirect_to_custom_lostpassword' );
/**
* Redirects to the custom password reset page,
* or the login page if there are errors.
*/
function b3_redirect_to_custom_reset_password() {
if ( 'GET' === $_SERVER[ 'REQUEST_METHOD' ] ) {
// Verify key / login combo
$redirect_url = b3_get_reset_password_url();
if ( isset( $_REQUEST[ 'key' ] ) && isset( $_REQUEST[ 'login' ] ) ) {
$key = sanitize_key( $_REQUEST[ 'key' ] );
$login = sanitize_user( $_REQUEST[ 'login' ] );
$user = check_password_reset_key( $key, $login );
if ( ! $user || is_wp_error( $user ) ) {
$login_url = b3_get_login_url();
if ( $user && $user->get_error_code() === 'expired_key' ) {
$redirect_url = add_query_arg( 'login', 'expiredkey', $login_url );
} else {
$redirect_url = add_query_arg( 'login', 'invalidkey', $login_url );
}
wp_safe_redirect( $redirect_url );
exit;
}
$redirect_url = add_query_arg( 'login', esc_attr( $login ), $redirect_url );
$redirect_url = add_query_arg( 'key', esc_attr( $key ), $redirect_url );
}
wp_safe_redirect( $redirect_url );
exit;
}
}
add_action( 'login_form_resetpass', 'b3_redirect_to_custom_reset_password' );
add_action( 'login_form_rp', 'b3_redirect_to_custom_reset_password' );
/**
* Returns the URL to which the user should be redirected after a (successful) login.
*
* @since 1.0.6
*
* @param string $redirect_to The redirect destination URL.
* @param string $requested_redirect_to The requested redirect destination URL passed as a parameter.
* @param WP_User|WP_Error $user WP_User object if login was successful, WP_Error object otherwise.
*
* @return string Redirect URL
*/
function b3_redirect_after_login( $redirect_to, $requested_redirect_to, $user ) {
$exclude_from_admin = ( is_array( get_option( 'b3_restrict_admin' ) ) ) ? get_option( 'b3_restrict_admin' ) : [ 'subscriber' ];
if ( ! $user ) {
return get_home_url();
} elseif ( is_wp_error( $user ) ) {
if ( is_multisite() && ! is_main_site() ) {
// a user has not been created since it needs to be confirmed
$no_user = true;
}
}
if ( $requested_redirect_to ) {
$redirect_to = $requested_redirect_to;
} else {
if ( is_wp_error( $user ) ) {
return b3_get_login_url();
}
if ( isset( $no_user ) && true == $no_user ) {
return get_home_url();
} else {
if ( ! user_can( $user, 'manage_options' ) ) {
// Non-admin users always go to their account page after login, if it's defined and if no welcome page is set
$account_page_url = b3_get_account_url();
$welcome_page = apply_filters( 'b3_welcome_page', false );
if ( $welcome_page && false == get_user_meta( $user->ID, 'b3_welcome_page_seen', true ) ) {
update_user_meta( $user->ID, 'b3_welcome_page_seen', 'true' );
$redirect_to = $welcome_page;
} elseif ( false != $account_page_url ) {
if ( ! in_array( $exclude_from_admin, $user->roles ) ) {
$redirect_to = $account_page_url;
}
} elseif ( current_user_can( 'read' ) ) {
$redirect_to = get_edit_user_link( get_current_user_id() );
}
} else {
$redirect_to = admin_url();
}
}
}
return $redirect_to;
}
add_filter( 'login_redirect', 'b3_redirect_after_login', 10, 3 );
/**
* Redirects "profile.php" to custom account page
*/
function b3_redirect_to_custom_profile() {
global $current_user;
if ( is_user_logged_in() && is_admin() ) {
$user_role = reset( $current_user->roles );
if ( in_array( $user_role, get_option( 'b3_restrict_admin', [] ) ) ) {
$frontend_account_url = b3_get_account_url();
if ( false != $frontend_account_url ) {
$redirect_to = $frontend_account_url;
} else {
$redirect_to = get_home_url();
}
if ( ! defined( 'DOING_AJAX' ) ) {
wp_safe_redirect( $redirect_to );
exit;
}
}
}
}
add_action( 'init', 'b3_redirect_to_custom_profile' );
/**
* Initiates email activation
*
* @since 1.0.6
* @since 3.0 wpmu user activation
*/
function b3_do_user_activate() {
if ( is_multisite() ) {
if ( 'GET' === $_SERVER[ 'REQUEST_METHOD' ] && isset( $_GET[ 'activate' ] ) && 'user' === $_GET[ 'activate' ] ) {
$redirect_url = b3_get_login_url();
$valid_error_codes = [ 'already_active', 'blog_taken' ];
list( $activate_path ) = explode( '?', wp_unslash( $_SERVER[ 'REQUEST_URI' ] ) );
$activate_cookie = 'wp-activate-' . COOKIEHASH;
$key = '';
$result = null;
if ( isset( $_GET[ 'key' ] ) && isset( $_POST[ 'key' ] ) && $_GET[ 'key' ] !== $_POST[ 'key' ] ) {
wp_die( esc_html__( 'A key value mismatch has been detected. Please follow the link provided in your activation email.' ), esc_html__( 'An error occurred during the activation' ), 400 );
} elseif ( ! empty( $_GET[ 'key' ] ) ) {
$key = sanitize_key( $_GET[ 'key' ] );
} elseif ( ! empty( $_POST[ 'key' ] ) ) {
$key = sanitize_key( $_POST[ 'key' ] );
}
if ( $key ) {
$redirect_url = remove_query_arg( 'key' );
if ( remove_query_arg( false ) !== $redirect_url ) {
setcookie( $activate_cookie, $key, 0, $activate_path, COOKIE_DOMAIN, is_ssl(), true );
wp_safe_redirect( $redirect_url );
exit;
} else {
$result = wpmu_activate_signup( $key );
}
}
if ( null === $result && isset( $_COOKIE[ $activate_cookie ] ) ) {
$key = $_COOKIE[ $activate_cookie ];
$result = wpmu_activate_signup( $key );
setcookie( $activate_cookie, ' ', time() - YEAR_IN_SECONDS, $activate_path, COOKIE_DOMAIN, is_ssl(), true );
}
if ( null === $result || ( is_wp_error( $result ) && 'invalid_key' === $result->get_error_code() ) ) {
status_header( 404 );
} elseif ( is_wp_error( $result ) ) {
$error_code = $result->get_error_code();
if ( ! in_array( $error_code, $valid_error_codes, true ) ) {
status_header( 400 );
}
}
if ( ! is_wp_error( $result ) ) {
$redirect_url = add_query_arg( [ 'mu-activate' => 'success' ], $redirect_url );
wp_safe_redirect( $redirect_url );
exit;
}
}
} elseif ( 'GET' === $_SERVER[ 'REQUEST_METHOD' ] && ! empty( $_GET[ 'action' ] ) && 'activate' === $_GET[ 'action' ] && ! empty( $_GET[ 'key' ] ) && ! empty( $_GET[ 'user_login' ] ) ) {
global $wpdb;
$errors = false;
$key = preg_replace( '/[^a-zA-Z0-9]/i', '', sanitize_key( $_GET[ 'key' ] ) );
if ( empty( $key ) || ! is_string( $key ) ) {
$errors = new WP_Error( 'invalid_key', esc_attr__( 'Invalid key', 'b3-onboarding' ) );
}
if ( empty( $_GET[ 'user_login' ] ) || ! is_string( $_GET[ 'user_login' ] ) ) {
$errors = new WP_Error( 'invalid_key', esc_attr__( 'Invalid key', 'b3-onboarding' ) );
}
// Validate activation key
$user = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->users WHERE user_activation_key = %s AND user_login = %s", $key, sanitize_user( $_GET[ 'user_login' ] ) ) );
if ( empty( $user ) ) {
$errors = new WP_Error( 'invalid_user', esc_attr__( 'Invalid user', 'b3-onboarding' ) );
}
if ( is_wp_error( $errors ) ) {
// errors found
$redirect_url = add_query_arg( 'error', join( ',', $errors->get_error_codes() ), b3_get_login_url() );
} else {
// remove user_activation_key
$wpdb->update( $wpdb->users, [ 'user_activation_key' => '' ], [ 'user_login' => sanitize_user( $_GET[ 'user_login' ] ) ] );
// activate user, change user role
$user_object = new WP_User( $user->ID );
$user_object->set_role( get_option( 'default_role' ) );
if ( get_option( 'b3_use_magic_link' ) ) {
$redirect_url = b3_get_login_url();
} elseif ( false == get_option( 'b3_activate_custom_passwords' ) ) {
$redirect_url = b3_get_lostpassword_url();
} else {
$redirect_url = b3_get_login_url();
}
$redirect_url = add_query_arg( [ 'activate' => 'success' ], $redirect_url );
do_action( 'b3_after_user_activated', $user->ID );
}
wp_safe_redirect( $redirect_url );
exit;
}
}
add_action( 'init', 'b3_do_user_activate' );
/**
* Initiates password reset.
*
* @since 1.0.6
*/
function b3_do_password_lost() {
if ( 'POST' === $_SERVER[ 'REQUEST_METHOD' ] && isset( $_POST[ 'b3_form' ] ) && 'lostpass' === $_POST[ 'b3_form' ] ) {
$errors = b3_retrieve_password();
if ( is_wp_error( $errors ) ) {
// errors found
$redirect_url = b3_get_lostpassword_url();
$redirect_url = add_query_arg( 'error', join( ',', $errors->get_error_codes() ), $redirect_url );
} else {
// Email sent
$site_id = get_current_blog_id();
if ( isset( $_POST[ 'b3_site_id' ] ) ) {
$site_id = $_POST[ 'b3_site_id' ];
}
$redirect_url = b3_get_login_url( false, $site_id );
$redirect_url = add_query_arg( 'checkemail', 'confirm', $redirect_url );
}
wp_safe_redirect( $redirect_url );
exit;
}
}
add_action( 'init', 'b3_do_password_lost' );