Autodeploy from Bitbucket using new webhooks and Pushbullet notifications

gistfile1.php

<?php
# Install
# sudo chown -R :apache ./*
# sudo chmod 0775 -R ./*
# sudo -u apache git pull # Optional
# sed -i 's/filemode\ =\ true/filemode\ =\ false/g' .git/config

if (!isset($_GET['token']) || $_GET['token'] != md5('*****')) {
	exit('Wrong token. Terminating.');
}

$production_branch = 'production';
$repo_dir = __DIR__ . '/../';
$git_bin_path = '/usr/bin/git';
$push_id = '****';

// Parse data from Bitbucket hook payload
$payload = json_decode(file_get_contents('php://input'));
$update = false;

if (isset($payload->push) && isset($payload->push->changes)){
	foreach ($payload->push->changes as $change) {
		if ($change->new->type == 'branch') {
			$branch = $change->new->name;
			if ($branch === $production_branch) {
				$update = true;
				break;
			}
		}
	}
}

if ($update) {

	$status = '';
	$status .= shell_exec('cd ' . $repo_dir . ' && ' . $git_bin_path  . ' checkout ' . $production_branch) . "\n";
	$status .= shell_exec('cd ' . $repo_dir . ' && ' . $git_bin_path  . ' pull 2>&1') . "\n";

	$commit_hash = shell_exec('cd ' . $repo_dir . ' && ' . $git_bin_path  . ' rev-parse --short HEAD');
	file_put_contents(__DIR__ . '/../log/deploy.log', date('m/d/Y h:i:s a') . " Deployed branch: " .  $branch . " Commit: " . $commit_hash . "\n", FILE_APPEND);

	$status .= "Branch: {$branch}\n";
	$status .= "Commit: {$commit_hash}\n";

	echo $status;

	$data = ["type" => "note", "title" => "Autodeploy result: {$payload->repository->slug}", "body" => $status];
	$data = (object) $data;
	$data = json_encode($data);
	$headers = [
				"Content-Type: application/json",
				"Content-Length: " . strlen($data)
			];

	$ch = curl_init();
	curl_setopt($ch, CURLOPT_URL, "https://api.pushbullet.com/v2/pushes");
	curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
	curl_setopt($ch, CURLOPT_USERPWD, $push_id);
	curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
	curl_setopt($ch, CURLOPT_HEADER, false);
	$response = curl_exec($ch);
	curl_close($ch);

} else {
	echo 'Nothing pulled.';
}