A simple function to resolve a shortened url to its original. Uses PHP+cURL.

resolveUrl.phpsh

#! /usr/bin/env php
<?php
// Resolve Short URL
function resolveShortURL($url) {
        $ch = curl_init($url);
        curl_setopt($ch, CURLOPT_HEADER, false);
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
        curl_setopt($ch, CURLOPT_NOBODY, true);
        $yy = curl_exec($ch);
        $endUrl = curl_getinfo($ch, CURLINFO_EFFECTIVE_URL);
        curl_close($ch);

        return $endUrl;
}

if($argc === 2) {
        echo resolveShortURL($argv[1])."\n";
} else {
        echo "ERROR: Missing first parameter: URL.\n";
}