* @version 1.0.3 (February 02, 2005) * @package AutoIndex */ class Template { /** * @var string The final output */ protected $out; /** * @param array $m The array given by preg_replace_callback() * @return string Looks up $m[1] in word list and returns match */ private static function callback_words($m) { global $words; return $words -> __get(strtolower($m[1])); } /** * @param array $m The array given by preg_replace_callback() * @return string The parsed template of filename $m[1] */ private static function callback_include($m) { $temp = new Template($m[1]); return $temp -> __toString(); } /** * @param array $m The array given by preg_replace_callback() * @return string The setting for the config value $m[1] */ private static function callback_config($m) { global $config; return $config -> __get(strtolower($m[1])); } /** * Parses the text in $filename and sets the result to $out. We cannot * use ExceptionDisplay here if there is an error, since it uses the * template system. * * Steps to parse the template: * - remove comments * - replace {info} variables * - replace {words} strings * - replace {config} variables * - include other files when we see the {include} statement * * @param string $filename The name of the file to parse */ public function __construct($filename) { global $config, $dir, $subdir; $full_filename = $config -> __get('template') . $filename; if (!@is_file($full_filename)) { throw new ExceptionFatal('Template file ' . Url::html_output($full_filename) . ' cannot be found.'); } //read raw file contents $contents = @file_get_contents($full_filename); if ($contents === false) { throw new ExceptionFatal('Template file ' . Url::html_output($full_filename) . ' could not be opened for reading.'); } //remove comments $contents = preg_replace('#/\*.*?\*/#s', '', $contents); //replace info variables and word strings from language file $tr = array( '{info:dir}' => (isset($dir) ? Url::html_output($dir) : ''), '{info:subdir}' => (isset($subdir) ? Url::html_output($subdir) : ''), '{info:version}' => VERSION, '{info:page_time}' => round((microtime(true) - START_TIME) * 1000, 1)); $contents = preg_replace_callback('/\{\s*words?\s*:\s*(.+)\s*\}/Ui', array('self', 'callback_words'), strtr($contents, $tr)); //replace {config} variables $contents = preg_replace_callback('/\{\s*config\s*:\s*(.+)\s*\}/Ui', array('self', 'callback_config'), $contents); //parse includes $this -> out = preg_replace_callback('/\{\s*include\s*:\s*(.+)\s*\}/Ui', array('self', 'callback_include'), $contents); } /** * @return string The HTML text of the parsed template */ public function __toString() { return $this -> out; } } ?>