<?php
/* Copyright (C) 2015 Daniel Preussker <f0o@librenms.org>
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>. */

/**
 * Pushbullet API Transport
 * @author f0o <f0o@librenms.org>
 * @copyright 2015 f0o, LibreNMS
 * @license GPL
 * @package LibreNMS
 * @subpackage Alerts
 */
namespace LibreNMS\Alert\Transport;

use LibreNMS\Alert\Transport;

class Pushbullet extends Transport
{
    public function deliverAlert($obj, $opts)
    {
        if (!empty($this->config)) {
            $opts = $this->config['pushbullet-token'];
        }
        return $this->contactPushbullet($obj, $opts);
    }

    public function contactPushbullet($obj, $opts)
    {
        // Note: At this point it might be useful to iterate through $obj['contacts'] and send each of them a note ?

        $data = array("type" => "note", "title" => $obj['title'], "body" => $obj['msg']);
        $data = json_encode($data);

        $curl = curl_init('https://api.pushbullet.com/v2/pushes');
        set_curl_proxy($curl);
        curl_setopt($curl, CURLOPT_CUSTOMREQUEST, "POST");
        curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($curl, CURLOPT_HTTPHEADER, array(
            'Content-Type: application/json',
            'Content-Length: ' . strlen($data),
            'Authorization: Bearer ' . $opts,
        ));

        $ret  = curl_exec($curl);
        $code = curl_getinfo($curl, CURLINFO_HTTP_CODE);
        if ($code > 201) {
            if ($debug) {
                var_dump($ret);
            }
            return 'HTTP Status code ' . $code;
        }
        return true;
    }

    public static function configTemplate()
    {
        return [
            'config' => [
                [
                    'title' => 'Access Token',
                    'name' => 'pushbullet-token',
                    'descr' => 'Pushbullet Access Token',
                    'type' => 'text'
                ]
            ],
            'validation' => [
                'pushbullet-token' => 'required|string'
            ]
        ];
    }
}
