Class.RessourcePacker.php

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<?php
/*
 * @author Anakeen
 * @license http://creativecommons.org/licenses/by-nc-sa/2.0/fr/ Anakeen - licence CC
 * @package FDL
*/
/**
 * JS scripts and CSS stylesheets merger/packer
 *
 * @author Anakeen 2011
 * @license http://creativecommons.org/licenses/by-nc-sa/2.0/fr/ Anakeen - licence CC
 */

class RessourcePacker
{
    /**
     * Pack JS scripts
     *
     * @param Action $action The action on which the resulting JS will be added
     * @param array $static_js List of static JS file to pack
     * @param array $dynamic_js List of dynamic JS file to pack
     *
     *  @return boolean true
     */
    static function pack_js(Action & $action, array & $static_js = array() , array & $dynamic_js = array())
    {
        foreach ($static_js as $jsfile) {
            if (is_file($jsfile)) {
                print sprintf("// --- <static file='%s'> ---\n", $jsfile);
                print str_replace("include_js(", "//include_js(", file_get_contents($jsfile)) . "\n";
                print sprintf("// -- </static file='%s'> ---\n", $jsfile);
                print "\n";
            } else {
                print ("\nalert(\"$jsfile not found\");\n");
            }
        }
        foreach ($dynamic_js as $jsfile) {
            if (is_file($jsfile)) {
                $action->lay->template.= sprintf("// --- <dynamic file='%s'> ---\n", $jsfile);
                $action->lay->template.= str_replace("include_js(", "//include_js(", file_get_contents($jsfile)) . "\n";
                $action->lay->template.= sprintf("// --- </dynamic file='%s'> ---\n", $jsfile);
            } else {
                $action->lay->template.= ("\nalert(\"$jsfile not found\");\n");
            }
        }
        
        $action->lay->template = str_replace("\ninclude_js(", "\n//include_js(", $action->lay->template);
        return true;
    }
    /**
     * Pack CSS stylesheets
     *
     * @param Action $action The action on which the resulting CSS will be added
     * @param array $static_css List of static CSS stylesheets to pack
     * @param array $dynamic_css List of dynamic CSS stylesheets to pack
     */
    static function pack_css(Action & $action, array $static_css = array() , array $dynamic_css = array())
    {
        foreach ($static_css as $cssfile) {
            if (is_file($cssfile)) {
                print sprintf("/* <static file='%s'> */\n", $cssfile);
                print file_get_contents($cssfile) . "\n";
                print sprintf("/* </static file='%s'> */\n", $cssfile);
                print "\n";
            } else {
                print sprintf("/* CSS file '%s' not found */\n", $cssfile);
                $action->log->error(sprintf("CSS file '%s' not found", $cssfile));
            }
        }
        foreach ($dynamic_css as $cssfile) {
            if (is_file($cssfile)) {
                $action->lay->template.= sprintf("/* <dynamic file='%s'> */\n", $cssfile);
                $action->lay->template.= file_get_contents($cssfile) . "\n";
                $action->lay->template.= sprintf("/* </dynamic file='%s'> */\n", $cssfile);
            } else {
                $action->lay->template.= sprintf("/* CSS file '%s' not found */\n", $cssfile);
                $action->log->error(sprintf("CSS file '%s' not found", $cssfile));
            }
        }
        return true;
    }
}
?>