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   1  <?php
   2  
   3  /*
   4   * This file is part of the symfony package.
   5   * (c) 2004-2006 Fabien Potencier <fabien.potencier@symfony-project.com>
   6   * (c) 2004-2006 Sean Kerr.
   7   *
   8   * For the full copyright and license information, please view the LICENSE
   9   * file that was distributed with this source code.
  10   */
  11  
  12  /**
  13   *
  14   * @package    symfony
  15   * @subpackage config
  16   * @author     Fabien Potencier <fabien.potencier@symfony-project.com>
  17   * @author     Sean Kerr <skerr@mojavi.org>
  18   * @version    SVN: $Id: sfAutoloadConfigHandler.class.php 3256 2007-01-13 08:39:10Z fabien $
  19   */
  20  class sfAutoloadConfigHandler extends sfYamlConfigHandler
  21  {
  22    /**
  23     * Executes this configuration handler.
  24     *
  25     * @param array An array of absolute filesystem path to a configuration file
  26     *
  27     * @return string Data to be written to a cache file
  28     *
  29     * @throws sfConfigurationException If a requested configuration file does not exist or is not readable
  30     * @throws sfParseException If a requested configuration file is improperly formatted
  31     */
  32    public function execute($configFiles)
  33    {
  34      // set our required categories list and initialize our handler
  35      $categories = array('required_categories' => array('autoload'));
  36  
  37      $this->initialize($categories);
  38  
  39      // parse the yaml
  40      $myConfig = $this->parseYamls($configFiles);
  41  
  42      // init our data array
  43      $data = array();
  44  
  45      // let's do our fancy work
  46      foreach ($myConfig['autoload'] as $name => $entry)
  47      {
  48        if (isset($entry['name']))
  49        {
  50          $data[] = sprintf("\n// %s", $entry['name']);
  51        }
  52  
  53        // file mapping or directory mapping?
  54        if (isset($entry['files']))
  55        {
  56          // file mapping
  57          foreach ($entry['files'] as $class => $path)
  58          {
  59            $path   = $this->replaceConstants($path);
  60  
  61            $data[] = sprintf("'%s' => '%s',", $class, $path);
  62          }
  63        }
  64        else
  65        {
  66          // directory mapping
  67          $ext  = isset($entry['ext']) ? $entry['ext'] : '.php';
  68          $path = $entry['path'];
  69  
  70          $path = $this->replaceConstants($path);
  71          $path = $this->replacePath($path);
  72  
  73          // we automatically add our php classes
  74          require_once(sfConfig::get('sf_symfony_lib_dir').'/util/sfFinder.class.php');
  75          $finder = sfFinder::type('file')->ignore_version_control()->name('*'.$ext);
  76  
  77          // recursive mapping?
  78          $recursive = ((isset($entry['recursive'])) ? $entry['recursive'] : false);
  79          if (!$recursive)
  80          {
  81            $finder->maxdepth(1);
  82          }
  83  
  84          // exclude files or directories?
  85          if (isset($entry['exclude']) && is_array($entry['exclude']))
  86          {
  87            $finder->prune($entry['exclude'])->discard($entry['exclude']);
  88          }
  89  
  90          if ($matches = glob($path))
  91          {
  92            $files = $finder->in($matches);
  93          }
  94          else
  95          {
  96            $files = array();
  97          }
  98  
  99          $regex = '~^\s*(?:abstract\s+|final\s+)?(?:class|interface)\s+(\w+)~mi';
 100          foreach ($files as $file)
 101          {
 102            preg_match_all($regex, file_get_contents($file), $classes);
 103            foreach ($classes[1] as $class)
 104            {
 105              $prefix = '';
 106              if (isset($entry['prefix']))
 107              {
 108                // FIXME: does not work for plugins installed with a symlink
 109                preg_match('~^'.str_replace('\*', '(.+?)', preg_quote(str_replace('/', DIRECTORY_SEPARATOR, $path), '~')).'~', $file, $match);
 110                if (isset($match[$entry['prefix']]))
 111                {
 112                  $prefix = $match[$entry['prefix']].'/';
 113                }
 114              }
 115  
 116              $data[] = sprintf("'%s%s' => '%s',", $prefix, $class, $file);
 117            }
 118          }
 119        }
 120      }
 121  
 122      // compile data
 123      $retval = sprintf("<?php\n".
 124                        "// auto-generated by sfAutoloadConfigHandler\n".
 125                        "// date: %s\nreturn array(\n%s\n);\n",
 126                        date('Y/m/d H:i:s'), implode("\n", $data));
 127  
 128      return $retval;
 129    }
 130  }