View file wordpress/wp-content/plugins/wordpress-automatic-upgrade/wpau_helper.class.php

<?php
/**
	Wordpress Automatic upgrades helper class
	Helps sub classes log all data
	Helps to update db with logs
	Helps to run miscelleaneous functions
**/

require_once('lib/pclzip.lib.php');
require_once('lib/ftp_class.php');

class wpauHelper {
	var $loggedData;
	var $errorData;
	var $errorFlag;
	var $fatalError; // if its flagged as a fatal error we cannot continue with further process
	
	function wpauHelper() {
		$this->loggedData = '';
		$this->errorData = '';
		$this->errorFlag = false;
		$this->fatalError = false;
	}
	
	/** log messages **/
	function logMessage($logText) {
		$this->loggedData .= $logText;
	}
	
	function logError($logError, $fatalError = false) {
		$this->errorFlag = true;
		$this->fatalError .= $fatalError;
		$this->errorData .= $logErrort;
	}
	
	/** create a random name **/
	function random() {
		$chars = "abcdefghijkmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ023456789";
    srand((double)microtime()*1000000);
    $i = 0;
    $rand = '' ;

    while ($i <= 7) {
        $num = rand() % 33;
        $tmp = substr($chars, $num, 1);
        $rand = $rand . $tmp;
        $i++;
    }
    return $rand;
	}
	
	function writeLogToDisk($filePath, $fileName, $fileData) {
		$filePath = trailingslashit($filePath);
		if(@file_exists($filePath . $fileName))  @unlink($filePath . $fileName);
		$fileHandle = @fopen($filePath . $fileName, 'w');
		if(@fwrite($fileHandle, $fileData) === false) {
			echo '<br>При записи лог-файла возникли ошибки<br>';
			return false;
		}
		else {
			@fclose($fileHandle);
			return true;
		}
	}
	
}

?>