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<?php /** * Smarty plugin * @package Smarty * @subpackage plugins */
/** * write out a file to disk * * @param string $filename * @param string $contents * @param boolean $create_dirs * @return boolean */ function smarty_core_write_file($params, &$smarty) { $_dirname = dirname($params['filename']);
if ($params['create_dirs']) { $_params = array('dir' => $_dirname); require_once(SMARTY_CORE_DIR . 'core.create_dir_structure.php'); smarty_core_create_dir_structure($_params, $smarty); }
// write to tmp file, then rename it to avoid file locking race condition $_tmp_file = tempnam($_dirname, 'wrt');
if (!($fd = @fopen($_tmp_file, 'wb'))) { $_tmp_file = $_dirname . DIRECTORY_SEPARATOR . uniqid('wrt'); if (!($fd = @fopen($_tmp_file, 'wb'))) { $smarty->trigger_error("problem writing temporary file '$_tmp_file'"); return false; } }
fwrite($fd, $params['contents']); fclose($fd);
if (DIRECTORY_SEPARATOR == '\\' || !@rename($_tmp_file, $params['filename'])) { // On platforms and filesystems that cannot overwrite with rename() // delete the file before renaming it -- because windows always suffers // this, it is short-circuited to avoid the initial rename() attempt @unlink($params['filename']); @rename($_tmp_file, $params['filename']); } @chmod($params['filename'], $smarty->_file_perms);
return true; }
/* vim: set expandtab: */
?>
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