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Path: /data/applications/aps.bak/sugarcrm/6.5.16-25/standard/htdocs/jssource/ [ Home ]
File: jsmin.php
<?php

class SugarMin {

    /**
     * jsParser will take javascript source code and minify it.
     *
     * Note: There is a lot of redundant code since both passes
     * operate similarly but with slight differences. It will probably
     * be a good idea to refactor the code at a later point when it is stable.
     *
     * JSParser will perform 3 passes on the code. Pass 1 takes care of single
     * line and mult-line comments. Pass 2 performs some sanitation on each of the lines
     * and pass 3 works on stripping out unnecessary spaces.
     *
     * @param string $js
     * @param string $currentOptions
     * @return void
     */
    private function __construct($text, $compression) {
        $this->text = trim($text)."\n";
        $this->compression = $compression;
    }

    /**
     * Entry point function to minify javascript.
     *
     * @param string $js Javascript source code as a string.
     * @param string $compression Compression option. {light, deep}.
     * @return string $output Output javascript code as a string.
     */
    static public function minify($js, $compression = 'light') {
        try {
            $me = new SugarMin($js, $compression);
            $output = $me->jsParser();

            return $output;
        } catch (Exception $e) {
            // Exception handling is left up to the implementer.
            throw $e;
        }
    }

    protected function jsParser() {
        require_once('jssource/Minifier.php');
        return Minifier::minify($this->text);
	}
}