155 lines
3.8 KiB
PHP
155 lines
3.8 KiB
PHP
<?php
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namespace ManiaControl\Files;
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use ManiaControl\ManiaControl;
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use ManiaControl\Formatter;
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/**
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* Files Utility Class
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*
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* @author steeffeen & kremsy
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* @copyright ManiaControl Copyright © 2014 ManiaControl Team
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* @license http://www.gnu.org/licenses/ GNU General Public License, Version 3
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*/
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abstract class FileUtil {
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/*
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* Constants
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*/
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const FOLDER_NAME_TEMP = '/temp/';
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/**
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* Load a remote file
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*
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* @param string $url
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* @param string $contentType
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* @return string || null
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*/
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public static function loadFile($url, $contentType = 'UTF-8') {
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if (!$url) {
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return null;
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}
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$urlData = parse_url($url);
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$port = (isset($urlData['port']) ? $urlData['port'] : 80);
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$urlQuery = isset($urlData['query']) ? "?" . $urlData['query'] : "";
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$fsock = fsockopen($urlData['host'], $port);
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stream_set_timeout($fsock, 3);
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$query = 'GET ' . $urlData['path'] . $urlQuery . ' HTTP/1.0' . PHP_EOL;
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$query .= 'Host: ' . $urlData['host'] . PHP_EOL;
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$query .= 'Content-Type: ' . $contentType . PHP_EOL;
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$query .= 'User-Agent: ManiaControl v' . ManiaControl::VERSION . PHP_EOL;
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$query .= PHP_EOL;
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fwrite($fsock, $query);
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$buffer = '';
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$info = array('timed_out' => false);
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while (!feof($fsock) && !$info['timed_out']) {
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$buffer .= fread($fsock, 1024);
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$info = stream_get_meta_data($fsock);
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}
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fclose($fsock);
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if ($info['timed_out'] || !$buffer) {
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return null;
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}
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if (substr($buffer, 9, 3) != "200") {
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return null;
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}
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$result = explode("\r\n\r\n", $buffer, 2);
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if (count($result) < 2) {
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return null;
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}
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return $result[1];
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}
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/**
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* Load config xml-file
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*
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* @param string $fileName
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* @return \SimpleXMLElement
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*/
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public static function loadConfig($fileName) {
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$fileLocation = ManiaControlDir . '/configs/' . $fileName;
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if (!file_exists($fileLocation)) {
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trigger_error("Config file doesn't exist! ({$fileName})");
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return null;
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}
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if (!is_readable($fileLocation)) {
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trigger_error("Config file isn't readable! Please check your file permissions. ({$fileName})");
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return null;
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}
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return simplexml_load_file($fileLocation);
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}
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/**
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* Return file name cleared from special characters
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*
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* @param string $fileName
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* @return string
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*/
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public static function getClearedFileName($fileName) {
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$fileName = Formatter::stripCodes($fileName);
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$fileName = str_replace(array('\\', '/', ':', '*', '?', '"', '<', '>', '|'), '_', $fileName);
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$fileName = preg_replace('/[^[:print:]]/', '', $fileName);
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return $fileName;
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}
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/**
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* Get the Temporary Folder and create it if necessary
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*
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* @param bool $createIfNecessary
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* @return string
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*/
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public static function getTempFolder($createIfNecessary = true) {
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$tempFolder = ManiaControlDir . self::FOLDER_NAME_TEMP;
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if ($createIfNecessary && !is_dir($tempFolder)) {
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mkdir($tempFolder);
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}
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return $tempFolder;
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}
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/**
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* Delete the Temporary Folder if it's empty
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*
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* @return bool
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*/
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public static function removeTempFolder() {
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$tempFolder = self::getTempFolder(false);
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return @rmdir($tempFolder);
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}
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/**
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* Check if ManiaControl has sufficient Access to write to Files in the given Directories
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*
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* @param mixed $directories
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* @return bool
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*/
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public static function checkWritePermissions($directories) {
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if (!is_array($directories)) {
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$directories = array($directories);
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}
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foreach ($directories as $directory) {
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$dir = new \RecursiveDirectoryIterator(ManiaControlDir . $directory);
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foreach (new \RecursiveIteratorIterator($dir) as $fileName => $file) {
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if (substr($fileName, 0, 1) === '.') {
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continue;
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}
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if (!is_writable($fileName)) {
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$message = "Write-Access missing for File '{$fileName}'!";
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$this->maniaControl->log($message);
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return false;
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}
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}
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}
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return true;
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}
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}
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