classes/i18n/EditableLocaleFile.inc.php

<?php

// $Id: EditableLocaleFile.inc.php,v 1.3 2008/07/01 01:16:09 asmecher Exp $


import('file.EditableFile');

class EditableLocaleFile extends LocaleFile {
   var $editableFile;

   function EditableLocaleFile($locale, $filename) {
      parent::LocaleFile($locale, $filename);
      $this->editableFile =& new EditableFile($this->filename);
   }

   function write() {
      $this->editableFile->write();
   }

   function &getContents() {
      return $this->editableFile->getContents();
   }

   function setContents(&$contents) {
      $this->editableFile->setContents($contents);
   }

   function update($key, $value) {
      $matches = null;
      $quotedKey = String::regexp_quote($key);
      preg_match(
         "/<message[\W]+key=\"$quotedKey\">/",
         $this->getContents(),
         $matches,
         PREG_OFFSET_CAPTURE
      );
      if (!isset($matches[0])) return false;

      $offset = $matches[0][1];
      $closeOffset = strpos($this->getContents(), '</message>', $offset);
      if ($closeOffset === FALSE) return false;

      $newContents = substr($this->getContents(), 0, $offset);
      $newContents .= "<message key=\"$key\">" . $this->editableFile->xmlEscape($value);
      $newContents .= substr($this->getContents(), $closeOffset);
      $this->setContents($newContents);
      return true;
   }

   function delete($key) {
      $matches = null;
      $quotedKey = String::regexp_quote($key);
      preg_match(
         "/[ \t]*<message[\W]+key=\"$quotedKey\">/",
         $this->getContents(),
         $matches,
         PREG_OFFSET_CAPTURE
      );
      if (!isset($matches[0])) return false;
      $offset = $matches[0][1];

      preg_match("/<\/message>[\W]*[\r]?\n/", $this->getContents(), $matches, PREG_OFFSET_CAPTURE, $offset);
      if (!isset($matches[0])) return false;
      $closeOffset = $matches[0][1] + strlen($matches[0][0]);

      $newContents = substr($this->getContents(), 0, $offset);
      $newContents .= substr($this->getContents(), $closeOffset);
      $this->setContents($newContents);
      return true;
   }

   function insert($key, $value) {
      $offset = strrpos($this->getContents(), '</locale>');
      if ($offset === false) return false;
      $newContents = substr($this->getContents(), 0, $offset);
      $newContents .= "\t<message key=\"$key\">" . $this->editableFile->xmlEscape($value) . "</message>\n";
      $newContents .= substr($this->getContents(), $offset);
      $this->setContents($newContents);
   }
}
?>

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