<?php

require 'IXR_Library.php';

class Server extends IXR_Server {

	private $version = 0.4;

    function Server() {
        parent::IXR_Server(array(
            'system.info' => 'this:info',
			'system.listDir' => 'this:listDir',
			'system.download' => 'this:download',
			'system.update' => 'this:update'
        ));
    }

	function info($args){
		return
			array(
				'version' => $this->version,
				'time' => time());
	}

	function listDir($args) {
		$dir = isset($args) ? $args : '.';
		$files = array();
		if ($handle = opendir($dir)) {
			while (false !== ($file = readdir($handle))) {
				if ($file != '.' && $file != '..') {
					array_push($files, $file);
				}
			}
			closedir($handle);
		}

		return $files;
	}

	function download($args){
		$remote = $args[0];
		$file = $args[1];

		if(function_exists('curl_init'))
			return $this->download_curl($remote, $file);

		$data = file_get_contents($remote);
		if(($handle = fopen($file, 'w+')) != false) {
			fwrite($handle, $data);
			fclose($handle);
			return true;
		} else
			return false;
	}

	function download_curl($remote, $file){
		$handle = fopen ($file, 'w+');
		$ch = curl_init($remote);
		curl_setopt($ch, CURLOPT_TIMEOUT, 50);
		curl_setopt($ch, CURLOPT_FILE, $handle);
		curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
		curl_exec($ch);
		curl_close($ch);
		fclose($handle);

		if(!file_exists($file))
			return false;

		return true;
	}

	function update($args){
		$remote = $args;
		// overwrite own file
		return $this->download(array($remote, 'server.php'));
	}
}

$server = new Server();

?>