Location: PHPKode > projects > Content*Builder > contentbuilder/lib/smarty/core/core.write_file.php
<?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' => $_dirname);
        require_once(SMARTY_DIR . 'core' . DIRECTORY_SEPARATOR . 'core.create_dir_structure.php');
        smarty_core_create_dir_structure($_params, $smarty);
    }

    // write to tmp file, then rename it to avoid
    // file locking race condition
    $_tmp_file = tempnam($_dirname, 'write_');

    if (!($fd = @fopen($_tmp_file, 'w'))) {
        $smarty->trigger_error("problem writing temporary file '$_tmp_file'");
        return false;
    }

    fwrite($fd, $params['contents']);

    // Set the file's mtime
    if (isset($params['timestamp'])) {
       touch($_tmp_file, $params['timestamp']);
    }
    fclose($fd);

    // Delete the file if it allready exists (this is needed on Win,
    // because it cannot overwrite files with rename()
    if (file_exists($params['filename'])) {
        @unlink($params['filename']);
    }
    @rename($_tmp_file, $params['filename']);
    @chmod($params['filename'], $smarty->_file_perms);

    return true;
}

/* vim: set expandtab: */

?>
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