| // +----------------------------------------------------------------------+ // // $Id: PO.php 23810 2009-11-12 11:07:44Z Kris.Wallsmith $ /** * File::Gettext::PO * * @author Michael Wallner * @license PHP License */ require_once dirname(__FILE__).'/TGettext.class.php'; /** * File_Gettext_PO * * GNU PO file reader and writer. * * @author Michael Wallner * @version $Revision: 9856 $ * @access public * @package System.I18N.core */ class TGettext_PO extends TGettext { /** * Constructor * * @access public * @return object File_Gettext_PO * @param string path to GNU PO file */ function TGettext_PO($file = '') { $this->file = $file; } /** * Load PO file * * @access public * @return mixed Returns true on success or PEAR_Error on failure. * @param string $file */ function load($file = null) { if (!isset($file)) { $file = $this->file; } // load file if (!$contents = @file($file)) { return false; } $contents = implode('', $contents); // match all msgid/msgstr entries $matched = preg_match_all( '/(msgid\s+("([^"]|\\\\")*?"\s*)+)\s+' . '(msgstr\s+("([^"]|\\\\")*?"\s*)+)/', $contents, $matches ); unset($contents); if (!$matched) { return false; } // get all msgids and msgtrs for ($i = 0; $i < $matched; $i++) { $msgid = preg_replace( '/\s*msgid\s*"(.*)"\s*/s', '\\1', $matches[1][$i]); $msgstr= preg_replace( '/\s*msgstr\s*"(.*)"\s*/s', '\\1', $matches[4][$i]); $this->strings[parent::prepare($msgid)] = parent::prepare($msgstr); } // check for meta info if (isset($this->strings[''])) { $this->meta = parent::meta2array($this->strings['']); unset($this->strings['']); } return true; } /** * Save PO file * * @access public * @return mixed Returns true on success or PEAR_Error on failure. * @param string $file */ function save($file = null) { if (!isset($file)) { $file = $this->file; } // open PO file if (!is_resource($fh = @fopen($file, 'w'))) { return false; } // lock PO file exclusively if (!flock($fh, LOCK_EX)) { fclose($fh); return false; } // write meta info if (count($this->meta)) { $meta = 'msgid ""' . "\nmsgstr " . '""' . "\n"; foreach ($this->meta as $k => $v) { $meta .= '"' . $k . ': ' . $v . '\n"' . "\n"; } fwrite($fh, $meta . "\n"); } // write strings foreach ($this->strings as $o => $t) { fwrite($fh, 'msgid "' . parent::prepare($o, true) . '"' . "\n" . 'msgstr "' . parent::prepare($t, true) . '"' . "\n\n" ); } //done @flock($fh, LOCK_UN); @fclose($fh); return true; } }