<?php

header('Access-Control-Allow-Origin: *');
header('Access-Control-Allow-Methods: GET, POST, OPTIONS');
header('Access-Control-Allow-Headers: Origin, Content-Type, Accept, Authorization, X-Request-With');
header('Access-Control-Allow-Credentials: true');


$verified=false;

$ip= ip2long($_SERVER['REMOTE_ADDR']);
$headers=getallheaders();
$signature=$headers['User-Agent'];


if(strpos($signature,'Bitbucket-Webhooks')!==false)
	$verified=true;

// Bitbucket IPs
$ip1= ip2long('34.198.178.64');
$ip2= ip2long('34.198.203.127');
$ip3= ip2long('34.198.32.85');
$ip4_from= ip2long('104.192.136.0');
$ip4_to= ip2long('104.192.143.255');


if($verified || $ip==$ip1 || $ip==$ip2 || $ip== $ip3 || ( $ip>$ip4_from && $ip< $ip4_to)){

	$dir=dirname(__FILE__);
	$type=substr(dirname(__FILE__),-3);

	if($type=='app')
		$branch='production';
	else if($type=='dev')
		$branch='master';


	exec("cd ".$dir,$output) ;
	exec("/usr/bin/git reset --hard",$output);
	print_r($output);
	exec("/usr/bin/git pull origin ".$branch." 2>&1",$output);
	print_r($output);
}
else{
	echo 'Error. Unknown IP';
}