Get list of unmerged branches/commits

unmerged.php

#!/usr/bin/env php
<?php

error_reporting(E_ALL);
ini_set('display_errors',1);

$token = '<your github token>';
$username = '<your github username>';

function query($condition)
{
    global $token;
    $endpoint = 'https://api.github.com/search/issues?' . http_build_query(['q' => $condition]);
    $c = curl_init();
    curl_setopt($c, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($c,CURLOPT_USERAGENT,'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.13) Gecko/20080311 Firefox/2.0.0.13');
    curl_setopt($c, CURLOPT_HTTPHEADER, array(
        'Accept: application/vnd.github.cloak-preview',
        'Content-Type: application/json',
        'Authorization: token ' . $token
    ));
    curl_setopt($c, CURLOPT_URL, $endpoint);
    $content = curl_exec($c);
    curl_close($c);
    return json_decode($content, true)['items'];
}

function pr($endpoint)
{
    global $token;
    $c = curl_init();
    curl_setopt($c, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($c,CURLOPT_USERAGENT,'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.13) Gecko/20080311 Firefox/2.0.0.13');
    curl_setopt($c, CURLOPT_HTTPHEADER, array(
        'Accept: application/vnd.github.cloak-preview',
        'Content-Type: application/json',
        'Authorization: token ' . $token
    ));
    curl_setopt($c, CURLOPT_URL, $endpoint);
    $content = curl_exec($c);
    curl_close($c);
    return json_decode($content, true);
}

function getUnmerged($type = 'sha')
{
    global $username;
    if (!in_array($type, ['sha', 'ref'])) {
        die('Invalid type. Expected "sha" or "ref"');
    }
    $myPRs = query("repo:sugarcrm/Mango type:pr author:{$username} state:open");
    $result = [];
    foreach ($myPRs as $pr) {
        echo ".";
        $prData = pr($pr['pull_request']['url']);
        $result[] = $prData['head'][$type];
    }
    echo PHP_EOL;
    echo implode(' ', $result);
}
if (!empty($argv[1])) {
    getUnmerged($argv[1]);
} else {
    getUnmerged();
}