function imagecache_requirements in ImageCache 5.2

Same name and namespace in other branches

1. 5 imagecache.module \imagecache_requirements()
2. 6.2 imagecache.install \imagecache_requirements()

Implementation of hook_requirements().

File

./imagecache.install, line 6

Code

function imagecache_requirements($phase) {
  $requirements = array();

  // Ensure translations don't break at install time.
  $t = get_t();
  if ($phase == 'runtime') {

    // Check for an image library.
    if (!function_exists('imageapi_menu')) {
      $requirements['imagecache_imageapi'] = array(
        'title' => $t('ImageAPI'),
        'value' => $t('Missing'),
        'severity' => REQUIREMENT_ERROR,
        'description' => $t('Imagecache requires ImageAPI to function.'),
      );
    }
    $imagecache_directory = file_create_path() . '/imagecache';
    if (!file_check_directory($imagecache_directory, FILE_CREATE_DIRECTORY | FILE_MODIFY_PERMISSIONS)) {
      if (!is_dir($imagecache_directory)) {
        $requirements['imagecache_directory'] = array(
          'title' => $t('ImageCache Directory'),
          'value' => $t('%p is not a directory or is not readable by the webserver.', array(
            '%p' => $imagecache_directory,
          )),
          'severity' => REQUIREMENT_ERROR,
        );
      }
      elseif (!is_writable($imagecache_directory)) {
        $requirements['imagecache_directory'] = array(
          'title' => $t('ImageCache Directory'),
          'value' => $t('%p is not writeable by the webserver.', array(
            '%p' => $imagecache_directory,
          )),
          'severity' => REQUIREMENT_ERROR,
        );
      }
      else {
        $requirements['imagecache_directory'] = array(
          'title' => $t('ImageCache Directory'),
          'value' => $t('An unknown error occured.'),
          'description' => $t('An unknown error occured trying to verify %p is a directory and is writable.', array(
            '%p' => $imagecache_directory,
          )),
          'severity' => REQUIREMENT_ERROR,
        );
      }
    }
    if (!is_writable(file_directory_temp())) {
      $requirements['imagecache_directory'] = array(
        'title' => $t('ImageCache Temp Directory'),
        'value' => $t('%p is not writeable by the webserver.', array(
          '%p' => file_directory_temp(),
        )),
        'severity' => REQUIREMENT_ERROR,
      );
    }
  }
  return $requirements;
}