<?php
/*
Plugin Name: Add mobile links
Plugin URI: http://www.oganosin.net/
Description: add telto link to the entry
Author: oganosin
Version: 1.0
Author URI: http://www.oganosin.net
*/

add_filter('the_content', 'addteltolinks');

function addteltolinks($body) {
        if(!defined ('KS_VERSION')){
            return $body;
        }
        $body = preg_replace('/(\d{2,4}\-\d{2,4}\-\d{2,4})/',
                '<a href="tel:\\1">\\1</a>',
                $body);
        return $body;
}
?>