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Source View: user_registration_email

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Line Code
300  *
301  * @param string $user_login User's username for logging in
302  * @param string $user_email User's email address to send password and add
303  * @return int|WP_Error Either user's ID or error on failure.
304  */
305 function register_new_user( $user_login, $user_email ) {
306      $errors = new WP_Error();
307
308      $sanitized_user_login = sanitize_user( $user_login );
309      $user_email = apply_filters( 'user_registration_email', $user_email );
310
311      // Check the username
312      if ( $sanitized_user_login == '' ) {
313           $errors->add( 'empty_username', __( '<strong>ERROR</strong>: Please enter a username.' ) );
314      } elseif ( ! validate_username( $user_login ) ) {
315           $errors->add( 'invalid_username', __( '<strong>ERROR</strong>: This username is invalid because it uses illegal characters. Please enter a valid username.' ) );
316           $sanitized_user_login = '';
317      } elseif ( username_exists( $sanitized_user_login ) ) {
318           $errors->add( 'username_exists', __( '<strong>ERROR</strong>: This username is already registered. Please choose another one.' ) );