Download and unarchive a whole Github repository

fetch.php

<?php
function unzip($file) {
    $zip = zip_open($file);
    if (is_resource($zip)) {
        $tree = "";
        while (($zip_entry = zip_read($zip)) !== false) {
            echo "Unpacking " . zip_entry_name($zip_entry) . "\n";
            if (strpos(zip_entry_name($zip_entry), DIRECTORY_SEPARATOR) !== false) {
                $last = strrpos(zip_entry_name($zip_entry), DIRECTORY_SEPARATOR);
                $dir  = substr(zip_entry_name($zip_entry), 0, $last);
                $file = substr(zip_entry_name($zip_entry),
                    strrpos(zip_entry_name($zip_entry), DIRECTORY_SEPARATOR) + 1);
                if (!is_dir($dir)) {
                    @mkdir($dir, 0755, true) or die("Unable to create $dir\n");
                }
                if (strlen(trim($file)) > 0) {
                    $return = @file_put_contents($dir . "/" . $file,
                        zip_entry_read($zip_entry, zip_entry_filesize($zip_entry)));
                    if ($return === false) {
                        die("Unable to write file $dir/$file\n");
                    }
                }
            } else {
                file_put_contents($file, zip_entry_read($zip_entry, zip_entry_filesize($zip_entry)));
            }
        }
    } else {
        echo "Unable to open zip file\n";
    }
}


$ch = curl_init('https://nodeload.github.com/mmarcon/Bootstrapper/zipball/master');
$fp = fopen('archive.zip', 'w');
curl_setopt($ch, CURLOPT_FILE, $fp);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_exec($ch);
curl_close($ch);
fclose($fp);

unzip('archive.zip');
?>