<?php

/*

 * Enano - an open-source CMS capable of wiki functions, Drupal-like sidebar blocks, and everything in between

 * Copyright (C) 2006-2007 Dan Fuhry

 * jsres.php - the Enano client-side runtime, a.k.a. AJAX on steroids

 *

 * This program is Free Software; you can redistribute and/or modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied

 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.

 */

if(!isset($_GET['title'])) $_GET['title'] = 'null';

require('../common.php');

define('ENABLE_COMPRESSION', '');

ob_start();

header('Content-type: text/javascript');

$file = ( isset($_GET['file']) ) ? $_GET['file'] : 'enano-lib-basic.js';

if(!preg_match('/^([a-z0-9_-]+)\.js$/i', $file))

  die('// ERROR: Hacking attempt');

$fname = './static/' . $file;

if ( !file_exists($fname) )

  die('// ERROR: File not found: ' . $file);

$everything = file_get_contents($fname);

$mtime = filemtime($fname);

header('Last-Modified: '.date('D, d M Y H:i:s T', $mtime));

header('Content-disposition: attachment; filename=' . $file);

if(defined('ENABLE_COMPRESSION'))

{

  echo "/*

 * Enano - an open-source CMS capable of wiki functions, Drupal-like sidebar blocks, and everything in between

 * [Aggressively compressed] Javascript client code

 * Copyright (C) 2006-2007 Dan Fuhry

 * Enano is Free Software, licensed under the GNU General Public License; see http://www.enanocms.org/ for details.

 */

";

  $cache_file = ENANO_ROOT . '/cache/jsres-' . $file . '.php';

  if ( file_exists($cache_file) )

  {

    $cached = file_get_contents ( $cache_file );

    $data = unserialize ( $cached );

    if ( $data['md5'] == md5 ( $everything ) )

    {

      echo "// The code in this file was fetched from cache\n\n";

      echo $data['code'];

      exit;

    }

  }

  if ( getConfig('cache_thumbs') == '1' )

  {

    $js_compressor = new JavascriptCompressor();

    $packed = $js_compressor->getPacked($everything);

    $data = Array(

      'md5' => md5 ( $everything ),

      'code' => $packed

      );

    echo "// The code in this file was fetched from the static scripts and compressed (packed code cached)\n\n";

    echo $packed;

    $fh = @fopen($cache_file, 'w');

    if (!$fh)

      die('// ERROR: Can\'t open cache file for writing');

    fwrite($fh, serialize ( $data ) );

    fclose($fh);

    exit;

  }

  echo "// The code in this file was not compressed because packed-script caching is disabled\n\n";

  echo $everything;

}

else

{

  echo "// The code in this file was not compressed because all script compression is disabled\n\n";

  echo $everything;

}

?>