<?php

class CI_Mail {

    /**
     *
     * @param type $string
     * @return String
     */
    public function treatString($string) {
        $content = preg_replace_callback('/\s[a-zA-Z0-9\-\_\.\+]+\@[a-zA-Z0-9\-\_\.]+\.[a-zA-Z]+\s/', array($this, "emailTreatmentCallback"), $string);
        return $content;
    }

    private function emailTreatmentCallback($content) {
        exit('<pre>' . print_r($content, true) . '</pre>');
        return safe_mailto($content[0]);
    }

}