php_file_utilities.php

来自「Joomla!是一套获得过多个奖项的内容管理系统(Content Managem」· PHP 代码 · 共 50 行

<?php

if (!defined('PHP_TEXT_CACHE_INCLUDE_PATH')) {
	define('PHP_TEXT_CACHE_INCLUDE_PATH', (dirname(__FILE__) . "/"));
}

class php_file_utilities {
	/**
	* Retrieves binary or text data from the specified file
	* @param string The file path
	* @param string The attributes for the read operation ('r' or 'rb' or 'rt')
	* @return mixed he text or binary data contained in the file
	*/
	function &getDataFromFile($filename, $readAttributes, $readSize = 8192) {
		$fileContents = null;
		$fileHandle = @fopen($filename, $readAttributes);

		if($fileHandle){
			do {
				$data = fread($fileHandle, $readSize);

				if (strlen($data) == 0) {
					break;
				}

				$fileContents .= $data;
			} while (true);

			fclose($fileHandle);
		}

		return $fileContents;
	} //getDataFromFile

	/**
	* Writes the specified binary or text data to a file
	* @param string The file path
	* @param mixed The data to be written
	* @param string The attributes for the write operation ('w' or 'wb')
	*/
	function putDataToFile($fileName, &$data, $writeAttributes) {
		$fileHandle = @fopen($fileName, $writeAttributes);

		if ($fileHandle) {
			fwrite($fileHandle, $data);
			fclose($fileHandle);
		}
	} //putDataToFile
} //php_file_utilities
?>