.gitignore

favicon.gif
favicon.ico
s

.htaccess

ErrorDocument 404 /index.php

index.php

<?
// Twitter self-hosted image service/url shortener by Ryan Petrich
// Installation:
// 1. Paste this script into the top of your HTTP root's index.php (rename index.html to index.php if it doesn't exist)
// 2. Add the following to your HTTP root's .htaccess file (create .htaccess if it doesn't exist):
//     ErrorDocument 404 /index.php
// 3. Create a "s" subfolder and give it 777 permissions
// 4. Add the following as the custom URL for URL shortening in Twitter for iPhone's settings:
//     http://yourdomain.com/?d=%@&p=password
// 5. Add the following as the custom URL for Image service:
//     http://yourdomain.com/?password

$password = 'password';

function genRandomString($length) {
    $characters = '0123456789abcdefghijklmnopqrstuvwxyz';
    $string = '';
    for ($p = 0; $p < $length; $p++) {
        $string .= $characters[mt_rand(0, strlen($characters))];
    }
    return $string;
}

function randomFileName() {
    $filename = genRandomString(4);
    while (file_exists("s/$filename.url") || file_exists("s/$filename.png") || file_exists("s/$filename.jpg") || file_exists("s/$filename.gif"))
        $filename = genRandomString(5);
    return $filename;
}

if (($_GET['p'] == $password) && isset($_GET['d']) && ($_GET['d'] != '%@')) {
    // Shortening a URL
    $filename = randomFileName();
    $fh = fopen("s/$filename.url", 'w') or die("can't open file");
    fwrite($fh, $_GET['d']);
    fclose($fh);
    echo 'http://'.$_SERVER['SERVER_NAME'].'/'.$filename;
    exit();
}
$url = $_SERVER['REQUEST_URI'];
if ($url == "/?$password") {
    // Uploading media
    $filetype = $_FILES['media']['type'];
    if ($filetype == 'image/png')
        $filetype = '.png';
    else if ($filetype == 'image/jpeg')
        $filetype = '.jpg';
    else if ($filetype == 'image/gif')
        $filetype = '.gif';
    else
        die('bad filetype');
    $filename = randomFileName();
    move_uploaded_file($_FILES['media']['tmp_name'], 's/'.$filename.$filetype);
    echo '<mediaurl>http://'.$_SERVER['SERVER_NAME'].'/'.$filename.'</mediaurl>';
    exit();
}

if (strpos($url, '.') == false) {
    $url = substr($url, 1);
    // Shortened URL
    if (file_exists("s/$url.url")) {
        $contents = file("s/$url.url");
        header('HTTP/1.1 301 Moved Permanently'); 
        header('Location: '.$contents[0]);
        exit();
    }
    // Uploaded media (PNG)
    if (file_exists("s/$url.png")) {
        header('Content-Type: image/png');
        header('Content-Length: ' . filesize("s/$url.png"));
        ob_clean();
        flush();
        readfile("s/$url.png");
        exit();
    }
    // Uploaded media (JPEG)
    if (file_exists("s/$url.jpg")) {
        header('Content-Type: image/jpeg');
        header('Content-Length: ' . filesize("s/$url.jpg"));
        ob_clean();
        flush();
        readfile("s/$url.jpg");
        exit();
    }
    // Uploaded media (GIF)
    if (file_exists("s/$url.gif")) {
        header('Content-Type: image/gif');
        header('Content-Length: ' . filesize("s/$url.gif"));
        ob_clean();
        flush();
        readfile("s/$url.gif");
        exit();
    }
}
?>