Git hook script in PHP for deploying code with push

post-receive

#!/usr/bin/php
<?php

function deploy($branch) {
        $branchPaths = array(
                'master'  => '/home/web/example.com',
                'develop' => '/home/web/test.example.com'
        );

        if (array_key_exists($branch, $branchPaths)) {
                $path = $branchPaths[$branch];

                // Need some more testing here ...

                exec("git archive $branch | tar -xC $path");
                echo "NOTICE: $branch branch is deployed to $path!";
        }
}

function branchFromRefname($refname) {
        $parts = explode('/', trim($refname));
        return $parts[2];
}

// Receive arguments from stdin
$in = fopen('php://stdin', 'r');
while ($line = fgets($in)) {
        $args = explode(' ', $line);
        deploy(branchFromRefname($args[2]));
}

exit(0);