<?php
$settings['wikiroot'] = "http://85.124.32.234/mediawiki";
$settings['user'] = "ADOxx.org";
$settings['pass'] = "Burton13";
$settings['cookiefile'] = "/space/www/cookies.tmp";

function httpRequest($url, $post="") {
        global $settings;

        $ch = curl_init();
        //Change the user agent below suitably
        curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.9) Gecko/20071025 Firefox/2.0.0.9');
        curl_setopt($ch, CURLOPT_URL, ($url));
        curl_setopt( $ch, CURLOPT_ENCODING, "UTF-8" );
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt ($ch, CURLOPT_COOKIEFILE, $settings['cookiefile']);
        curl_setopt ($ch, CURLOPT_COOKIEJAR, $settings['cookiefile']);
        if (!empty($post)) curl_setopt($ch,CURLOPT_POSTFIELDS,$post);
        //UNCOMMENT TO DEBUG TO output.tmp
        curl_setopt($ch, CURLOPT_VERBOSE, true); // Display communication with server
        $fp = fopen("/space/www/output.tmp", "w");
        curl_setopt($ch, CURLOPT_STDERR, $fp); // Display communication with server
        
        $xml = curl_exec($ch);
        
        if (!$xml) {
                throw new Exception("Error getting data from server ($url): " . curl_error($ch));
        }

        curl_close($ch);
        
        return $xml;
}


function login ($user, $pass, $token='') {
        global $settings;

        $url = $settings['wikiroot'] . "/api.php";

        $params = "action=login&format=xml&lgname=$user&lgpassword=$pass";
        if (!empty($token)) {
                $params .= "&lgtoken=$token";
        }

        $data = httpRequest($url, $params);
        if (empty($data)) {
                throw new Exception("No data received from server. Check that API is enabled.");
        }
        $xml = simplexml_load_string($data);
        
        if (!empty($token)) {
                //Check for successful login
                $expr = "/api/login[@result='Success']";
                $result = $xml->xpath($expr);

                if(!count($result)) {
                        throw new Exception("Login failed");
                }
        } else {
                $expr = "/api/login[@token]";
                $result = $xml->xpath($expr);

                if(!count($result)) {
                        throw new Exception("Login token not found in XML");
                }
        }
        return $result[0]->attributes()->token;
}
function uploadFile ($filename, $token, $filecontent) {


        global $settings;
        $url = $settings['wikiroot'] . "/api.php";
         
        $params = array('token' => $token,'filename' => $filename,'action' => 'upload','format' => 'xml','file'=>'@'.$filecontent);
        $data = httpRequest($url, $params);
        if (empty($data)) {
                throw new Exception("No data received from server. Check that API is enabled.");
        }        
        $xml = simplexml_load_string($data);
        $expr = "/api/edit[@result='Success']";
        $result = $xml->xpath($expr);
        echo $data;
       return $result[0]->attributes()->result;        
}

        try {
                global $settings;
                // perform login incl. confirmation
                $token = login($settings['user'], $settings['pass']);
                login($settings['user'], $settings['pass'], $token);
                
                //get edit token
                $url = $settings['wikiroot'] . "/api.php";
                $params = "action=query&prop=info&intoken=edit&titles=Main%20Page&format=xml";
                $data = httpRequest($url, $params);
                $xml = simplexml_load_string($data);
                $expr = "/api/query/pages/page[@edittoken]";
                $result = $xml->xpath($expr);
                //echo ($result[0]->attributes()->edittoken);
                echo uploadFile (base64_decode($_POST["filename"]), urlencode ($result[0]->attributes()->edittoken), base64_decode(""));

        } catch (Exception $e) {
                die("FAILED: " . $e->getMessage());
        }


?>