/lib/jelix/plugins/tpl/html/block.jscompress.php

<?php
/**
 * Compress JS in templates
 * @package    jelix
 * @subpackage jtpl_block
 * @version    1
 * @author      Hadrien Lanneau <contact at hadrien dot eu>
 * @copyright  2008 Hadrien.eu
 */

/**
 * jscompress : formate a js block code by removing spaces, tabs and returns.
 * Example:  {jscompress}var foo = bar;{/jscompress}
 * @return string
 */
function jtpl_block_common_jscompress ( $compiler, $begin, $params = array()) {
    if ($begin) {
       $content = ' ob_start();';
    }
    else {
        $content = '
        $buffer = preg_replace(
                array(
                        "/\/\/.*\n/",
                        "/[\t\n]+/",
                        "/\/\*.*?\*\//"
                ),
                array(
                        " ",
                        " ",
                        " "
                ),
                ob_get_contents()
        ) . "\n";
        ob_end_clean();
        echo $buffer;';
    }
    return $content;
}