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