Sindbad~EG File Manager

<?php
/*
 * Security 	: blocking direct access
 * Source		: http://codex.wordpress.org/Theme_Development#Template_Files
*/
defined('ABSPATH') or die("Access Restricted");
/**
 * Register the vote in the db
 *
*/
function mwp_getVote($post_id, $voter_ip){
    global $wpdb;
    $table = $wpdb->prefix . 'ec_stars_votes';
    return $wpdb->get_row($wpdb->prepare("SELECT `post_id` FROM $table WHERE `voter_ip` = %s AND `post_id` = %d LIMIT 0, 1", $voter_ip, $post_id));
}

add_action( MWP_AJAX_PREFIX . '_ec_stars_rating', 'handle_vote');
add_action( MWP_AJAX_PREFIX . '_nopriv_ec_stars_rating', 'handle_vote');
function handle_vote(){
        global $wpdb;
        $table = $wpdb->prefix . 'ec_stars_votes';

        // Support for older wp versions
        if (! defined('YEAR_IN_SECONDS')) {
            define('YEAR_IN_SECONDS', 365 * 24 * 60 * 60);
        }

        /* Get the POST request data */
        // The post id
        $post_id = intval(@$_POST['post_id']);
        // The rating value (1-5)
        $rating = intval(@$_POST['rating']);
        // The ip
        $IP = isset($_SERVER['HTTP_X_FORWARDED_FOR']) ? $_SERVER['HTTP_X_FORWARDED_FOR']
                                                      : $_SERVER['REMOTE_ADDR'];

        $cookie_name = 'ec_sr_' . $post_id;;

        // If we have voted set the cookie and return
        if (isset($_COOKIE[$cookie_name]) || mwp_getVote($post_id, $IP) !== null) {
            setcookie($cookie_name, 'true', time() + YEAR_IN_SECONDS, '/');
            die(json_encode(array('status' => 0)));
        }

        // else get the current rating and increase it appropiately
        $current_rating = intval(get_post_meta($post_id, 'ec_stars_rating', true));
        $current_votes = intval(get_post_meta($post_id, 'ec_stars_rating_count', true));

        // if there is no rating or no votes, or the rating is invalid, return
        if ((empty($current_rating) && $current_rating !== 0) ||
              (empty($current_votes) && $current_votes !== 0) ||
              $rating > 5 ||
              $rating < 1) {
            die(json_encode(array(
                'status' => 2,
                'current_votes' => $current_votes,
                'current_rating' => $current_rating
            )));
        }

        // Update with the new rating
        update_post_meta($post_id, 'ec_stars_rating', $current_rating + $rating);
        update_post_meta($post_id, 'ec_stars_rating_count', $current_votes + 1);

        // Insert the vote in the db and set the cookie for a year
        $wpdb->insert(
            $table,
            array(
                'voter_ip' => $IP,
                'post_id' => $post_id
            ),
            array('%s', '%d')
        );
        setcookie($cookie_name, 'true', time() + YEAR_IN_SECONDS, '/');

        // Return a success message
        die(json_encode(array(
            'status' => 1,
            'votes' => $current_votes + 1,
            'total' => $current_rating + $rating,
            'result' => ($current_rating + $rating) / ($current_votes + 1)
        )));
}

/*
 * Increment Post Views
 * when caching plugin is being used, the count will be updated
 *
*/
add_action(  MWP_AJAX_PREFIX . '_mwp_increment_votes', 'mwp_increment_votes' );
add_action(  MWP_AJAX_PREFIX . '_nopriv_mwp_increment_votes', 'mwp_increment_votes' );
function mwp_increment_votes() {
	if( empty( $_GET['postvotes_id'] ) )
		return;

	if( !defined( 'WP_CACHE' ) || !WP_CACHE )
		return;

	if(function_exists('ec_stars_rating')) {
		
		$post_id = intval( $_GET['postvotes_id'] );
		
        $current_rating = intval(get_post_meta($post_id, 'ec_stars_rating', true));
        $current_votes = intval(get_post_meta($post_id, 'ec_stars_rating_count', true));
        
        if (empty($current_votes) || $current_votes == '') {
            $result = 0;
        } else {
            $count = $current_rating / $current_votes;
			$result = (100 - $count * 100 / 5);
        }
		
		die(json_encode(array(
			'status' => 1,
            'current_votes' => $current_votes,
            'current_rating' => $current_rating,
			'result' => $result,
        )));
		
	}
}

function ajax_postvotes_footer() {
	global $post;
	
	if( !defined( 'WP_CACHE' ) || !WP_CACHE )
		return;
	
	if(function_exists('ec_stars_rating')) {
		if ( !wp_is_post_revision( $post->ID ) && is_single() ) {
			?>
			<script>
			jQuery(document).ready(function($) {
			var postvotes_id = '<?php echo $post->ID; ?>';
				$.ajax({
					type: "GET",
					url: "<?php echo MWP_AJAX_ENDPOINT; ?>",
					dataType: 'json',
					data: ({ action: 'mwp_increment_votes', postvotes_id:postvotes_id}),
					success: function(data){
						jQuery('.ec-stars-rating-count').text(data.current_votes);
						jQuery('.ec-stars-rating-value').text(data.current_rating);
						var result_vote = data.result;
						jQuery('.ec-stars-overlay').attr('style','width:'+result_vote+'%');
						
					}
				})
			});
			</script>
			<?php
		}
	}
}
add_action('wp_footer', 'ajax_postvotes_footer', 99999);