<?php declare(strict_types=1);
/*
* This file is part of the Monolog package.
*
* (c) Jordi Boggiano <[email protected]>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Monolog\Handler;
use Monolog\Logger;
use Monolog\Utils;
use Psr\Log\LogLevel;
/**
* Sends notifications through the pushover api to mobile phones
*
* @author Sebastian Göttschkes <[email protected]>
* @see https://www.pushover.net/api
*
* @phpstan-import-type FormattedRecord from AbstractProcessingHandler
* @phpstan-import-type Level from \Monolog\Logger
* @phpstan-import-type LevelName from \Monolog\Logger
*/
class PushoverHandler extends SocketHandler
{
/** @var string */
private $token;
/** @var array<int|string> */
private $users;
/** @var string */
private $title;
/** @var string|int|null */
private $user = null;
/** @var int */
private $retry;
/** @var int */
private $expire;
/** @var int */
private $highPriorityLevel;
/** @var int */
private $emergencyLevel;
/** @var bool */
private $useFormattedMessage = false;
/**
* All parameters that can be sent to Pushover
* @see https://pushover.net/api
* @var array<string, bool>
*/
private $parameterNames = [
'token' => true,
'user' => true,
'message' => true,
'device' => true,
'title' => true,
'url' => true,
'url_title' => true,
'priority' => true,
'timestamp' => true,
'sound' => true,
'retry' => true,
'expire' => true,
'callback' => true,
];
/**
* Sounds the api supports by default
* @see https://pushover.net/api#sounds
* @var string[]
*/
private $sounds = [
'pushover', 'bike', 'bugle', 'cashregister', 'classical', 'cosmic', 'falling', 'gamelan', 'incoming',
'intermission', 'magic', 'mechanical', 'pianobar', 'siren', 'spacealarm', 'tugboat', 'alien', 'climb',
'persistent', 'echo', 'updown', 'none',
];
/**
* @param string $token Pushover api token
* @param string|array $users Pushover user id or array of ids the message will be sent to
* @param string|null $title Title sent to the Pushover API
* @param bool $useSSL Whether to connect via SSL. Required when pushing messages to users that are not
* the pushover.net app owner. OpenSSL is required for this option.
* @param string|int $highPriorityLevel The minimum logging level at which this handler will start
* sending "high priority" requests to the Pushover API
* @param string|int $emergencyLevel The minimum logging level at which this handler will start
* sending "emergency" requests to the Pushover API
* @param int $retry The retry parameter specifies how often (in seconds) the Pushover servers will
* send the same notification to the user.
* @param int $expire The expire parameter specifies how many seconds your notification will continue
* to be retried for (every retry seconds).
*
* @phpstan-param string|array<int|string> $users
* @phpstan-param Level|LevelName|LogLevel::* $highPriorityLevel
* @phpstan-param Level|LevelName|LogLevel::* $emergencyLevel
*/
public function __construct(
string $token,
$users,
?string $title = null,
$level = Logger::CRITICAL,
bool $bubble = true,
bool $useSSL = true,
$highPriorityLevel = Logger::CRITICAL,
$emergencyLevel = Logger::EMERGENCY,
int $retry = 30,
int $expire = 25200
) {
$connectionString = $useSSL ? 'ssl://api.pushover.net:443' : 'api.pushover.net:80';
parent::__construct($connectionString, $level, $bubble);
$this->token = $token;
$this->users = (array) $users;
$this->title = $title ?: (string) gethostname();
$this->highPriorityLevel = Logger::toMonologLevel($highPriorityLevel);
$this->emergencyLevel = Logger::toMonologLevel($emergencyLevel);
$this->retry = $retry;
$this->expire = $expire;
}
protected function generateDataStream(array $record): string
{
$content = $this->buildContent($record);
return $this->buildHeader($content) . $content;
}
/**
* @phpstan-param FormattedRecord $record
*/
private function buildContent(array $record): string
{
// Pushover has a limit of 512 characters on title and message combined.
$maxMessageLength = 512 - strlen($this->title);
$message = ($this->useFormattedMessage) ? $record['formatted'] : $record['message'];
$message = Utils::substr($message, 0, $maxMessageLength);
$timestamp = $record['datetime']->getTimestamp();
$dataArray = [
'token' => $this->token,
'user' => $this->user,
'message' => $message,
'title' => $this->title,
'timestamp' => $timestamp,
];
if (isset($record['level']) && $record['level'] >= $this->emergencyLevel) {
$dataArray['priority'] = 2;
$dataArray['retry'] = $this->retry;
$dataArray['expire'] = $this->expire;
} elseif (isset($record['level']) && $record['level'] >= $this->highPriorityLevel) {
$dataArray['priority'] = 1;
}
// First determine the available parameters
$context = array_intersect_key($record['context'], $this->parameterNames);
$extra = array_intersect_key($record['extra'], $this->parameterNames);
// Least important info should be merged with subsequent info
$dataArray = array_merge($extra, $context, $dataArray);
// Only pass sounds that are supported by the API
if (isset($dataArray['sound']) && !in_array($dataArray['sound'], $this->sounds)) {
unset($dataArray['sound']);
}
return http_build_query($dataArray);
}
private function buildHeader(string $content): string
{
$header = "POST /1/messages.json HTTP/1.1\r\n";
$header .= "Host: api.pushover.net\r\n";
$header .= "Content-Type: application/x-www-form-urlencoded\r\n";
$header .= "Content-Length: " . strlen($content) . "\r\n";
$header .= "\r\n";
return $header;
}
protected function write(array $record): void
{
foreach ($this->users as $user) {
$this->user = $user;
parent::write($record);
$this->closeSocket();
}
$this->user = null;
}
/**
* @param int|string $value
*
* @phpstan-param Level|LevelName|LogLevel::* $value
*/
public function setHighPriorityLevel($value): self
{
$this->highPriorityLevel = Logger::toMonologLevel($value);
return $this;
}
/**
* @param int|string $value
*
* @phpstan-param Level|LevelName|LogLevel::* $value
*/
public function setEmergencyLevel($value): self
{
$this->emergencyLevel = Logger::toMonologLevel($value);
return $this;
}
/**
* Use the formatted message?
*/
public function useFormattedMessage(bool $value): self
{
$this->useFormattedMessage = $value;
return $this;
}
}