mr_custom_rating_form_validation_check.php

gistfile1.txt

<?php
/**
 * Custom rating form validation free version
 * 
 * @param unknown $validation_results
 * @param unknown $data
 * @return $validation_results
 */
function mr_custom_rating_form_validation_check( $validation_results, $data ) {

	$post_id = $data['post_id'];

	global $wp_roles;
	$user = wp_get_current_user();
	$user_id = $user->ID;
	
	/* Add custom check here */
	if ( true ) {
		array_push( $validation_results, array( 
				'severity' => 'error', 
				'field' => 'name',
				'name' => 'my_error',
				'message' => __( 'My error.', 'multi-rating-pro' ) ) );
	}
	
	 
	return $validation_results;
}
add_filter( 'mr_after_rating_form_validation_save', 'mr_custom_rating_form_validation_check', 10, 12);