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Source View: illegal_user_logins

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Source View

This hook occurs 2 times in this file.

Line Code
1487      }
1488
1489      /**
1490       * Filters the list of blacklisted usernames.
1491       *
1492       * @since 4.4.0
1493       *
1494       * @param array $usernames Array of blacklisted usernames.
1495       */
1496      $illegal_logins = (array) apply_filters( 'illegal_user_logins', array() );
1497
1498      if ( in_array( strtolower( $user_login ), array_map( 'strtolower', $illegal_logins ) ) ) {
1499           return new WP_Error( 'invalid_username', __( 'Sorry, that username is not allowed.' ) );
1500      }
1501
1502      /*
1503       * If a nicename is provided, remove unsafe user characters before using it.
1504       * Otherwise build a nicename from the user_login.
1505       */
 
Line Code
2349           $errors->add( 'empty_username', __( '<strong>ERROR</strong>: Please enter a username.' ) );
2350      } elseif ( ! validate_username( $user_login ) ) {
2351           $errors->add( 'invalid_username', __( '<strong>ERROR</strong>: This username is invalid because it uses illegal characters. Please enter a valid username.' ) );
2352           $sanitized_user_login = '';
2353      } elseif ( username_exists( $sanitized_user_login ) ) {
2354           $errors->add( 'username_exists', __( '<strong>ERROR</strong>: This username is already registered. Please choose another one.' ) );
2355
2356      } else {
2357           /** This filter is documented in wp-includes/user.php */
2358           $illegal_user_logins = array_map( 'strtolower', (array) apply_filters( 'illegal_user_logins', array() ) );
2359           if ( in_array( strtolower( $sanitized_user_login ), $illegal_user_logins ) ) {
2360                $errors->add( 'invalid_username', __( '<strong>ERROR</strong>: Sorry, that username is not allowed.' ) );
2361           }
2362      }
2363
2364      // Check the email address
2365      if ( $user_email == '' ) {
2366           $errors->add( 'empty_email', __( '<strong>ERROR</strong>: Please type your email address.' ) );
2367      } elseif ( ! is_email( $user_email ) ) {