New Relicのalert WebhookをPHPで受け取る。（deployは無視。jsonそのまま流す。）

gistfile1.php

<?php
// see also: http://qiita.com/wings1685/items/9090f59ab09e73f7c8fb

if(!isset($_POST["alert"])){
	return;
}
$body = $_POST["alert"];
// おこのみでjsonをdumpする。


$option = array('body' => $body);

$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, 'https://api.chatwork.com/v1/rooms/{room_id}/messages');
curl_setopt($ch, CURLOPT_HTTPHEADER, array('X-ChatWorkToken: YOUR API KEY'));
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($option, '', '&'));
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

$response = curl_exec($ch);
curl_close($ch);

//header('Content-type: application/json; charset=utf-8');
//echo $response;