366 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			PHP
		
	
	
	
		
		
			
		
	
	
			366 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			PHP
		
	
	
	
| 
								 | 
							
								<?php
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								/*
							 | 
						||
| 
								 | 
							
								 * This file is part of the Monolog package.
							 | 
						||
| 
								 | 
							
								 *
							 | 
						||
| 
								 | 
							
								 * (c) Jordi Boggiano <j.boggiano@seld.be>
							 | 
						||
| 
								 | 
							
								 *
							 | 
						||
| 
								 | 
							
								 * 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;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								/**
							 | 
						||
| 
								 | 
							
								 * Sends notifications through the hipchat api to a hipchat room
							 | 
						||
| 
								 | 
							
								 *
							 | 
						||
| 
								 | 
							
								 * Notes:
							 | 
						||
| 
								 | 
							
								 * API token - HipChat API token
							 | 
						||
| 
								 | 
							
								 * Room      - HipChat Room Id or name, where messages are sent
							 | 
						||
| 
								 | 
							
								 * Name      - Name used to send the message (from)
							 | 
						||
| 
								 | 
							
								 * notify    - Should the message trigger a notification in the clients
							 | 
						||
| 
								 | 
							
								 * version   - The API version to use (HipChatHandler::API_V1 | HipChatHandler::API_V2)
							 | 
						||
| 
								 | 
							
								 *
							 | 
						||
| 
								 | 
							
								 * @author Rafael Dohms <rafael@doh.ms>
							 | 
						||
| 
								 | 
							
								 * @see    https://www.hipchat.com/docs/api
							 | 
						||
| 
								 | 
							
								 */
							 | 
						||
| 
								 | 
							
								class HipChatHandler extends SocketHandler
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * Use API version 1
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    const API_V1 = 'v1';
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * Use API version v2
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    const API_V2 = 'v2';
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * The maximum allowed length for the name used in the "from" field.
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    const MAXIMUM_NAME_LENGTH = 15;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * The maximum allowed length for the message.
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    const MAXIMUM_MESSAGE_LENGTH = 9500;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * @var string
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    private $token;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * @var string
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    private $room;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * @var string
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    private $name;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * @var bool
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    private $notify;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * @var string
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    private $format;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * @var string
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    private $host;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * @var string
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    private $version;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * @param string $token   HipChat API Token
							 | 
						||
| 
								 | 
							
								     * @param string $room    The room that should be alerted of the message (Id or Name)
							 | 
						||
| 
								 | 
							
								     * @param string $name    Name used in the "from" field.
							 | 
						||
| 
								 | 
							
								     * @param bool   $notify  Trigger a notification in clients or not
							 | 
						||
| 
								 | 
							
								     * @param int    $level   The minimum logging level at which this handler will be triggered
							 | 
						||
| 
								 | 
							
								     * @param bool   $bubble  Whether the messages that are handled can bubble up the stack or not
							 | 
						||
| 
								 | 
							
								     * @param bool   $useSSL  Whether to connect via SSL.
							 | 
						||
| 
								 | 
							
								     * @param string $format  The format of the messages (default to text, can be set to html if you have html in the messages)
							 | 
						||
| 
								 | 
							
								     * @param string $host    The HipChat server hostname.
							 | 
						||
| 
								 | 
							
								     * @param string $version The HipChat API version (default HipChatHandler::API_V1)
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    public function __construct($token, $room, $name = 'Monolog', $notify = false, $level = Logger::CRITICAL, $bubble = true, $useSSL = true, $format = 'text', $host = 'api.hipchat.com', $version = self::API_V1)
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        if ($version == self::API_V1 && !$this->validateStringLength($name, static::MAXIMUM_NAME_LENGTH)) {
							 | 
						||
| 
								 | 
							
								            throw new \InvalidArgumentException('The supplied name is too long. HipChat\'s v1 API supports names up to 15 UTF-8 characters.');
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        $connectionString = $useSSL ? 'ssl://'.$host.':443' : $host.':80';
							 | 
						||
| 
								 | 
							
								        parent::__construct($connectionString, $level, $bubble);
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        $this->token = $token;
							 | 
						||
| 
								 | 
							
								        $this->name = $name;
							 | 
						||
| 
								 | 
							
								        $this->notify = $notify;
							 | 
						||
| 
								 | 
							
								        $this->room = $room;
							 | 
						||
| 
								 | 
							
								        $this->format = $format;
							 | 
						||
| 
								 | 
							
								        $this->host = $host;
							 | 
						||
| 
								 | 
							
								        $this->version = $version;
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * {@inheritdoc}
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * @param  array  $record
							 | 
						||
| 
								 | 
							
								     * @return string
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    protected function generateDataStream($record)
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        $content = $this->buildContent($record);
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        return $this->buildHeader($content) . $content;
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * Builds the body of API call
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * @param  array  $record
							 | 
						||
| 
								 | 
							
								     * @return string
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    private function buildContent($record)
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        $dataArray = array(
							 | 
						||
| 
								 | 
							
								            'notify' => $this->version == self::API_V1 ?
							 | 
						||
| 
								 | 
							
								                ($this->notify ? 1 : 0) :
							 | 
						||
| 
								 | 
							
								                ($this->notify ? 'true' : 'false'),
							 | 
						||
| 
								 | 
							
								            'message' => $record['formatted'],
							 | 
						||
| 
								 | 
							
								            'message_format' => $this->format,
							 | 
						||
| 
								 | 
							
								            'color' => $this->getAlertColor($record['level']),
							 | 
						||
| 
								 | 
							
								        );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        if (!$this->validateStringLength($dataArray['message'], static::MAXIMUM_MESSAGE_LENGTH)) {
							 | 
						||
| 
								 | 
							
								            if (function_exists('mb_substr')) {
							 | 
						||
| 
								 | 
							
								                $dataArray['message'] = mb_substr($dataArray['message'], 0, static::MAXIMUM_MESSAGE_LENGTH).' [truncated]';
							 | 
						||
| 
								 | 
							
								            } else {
							 | 
						||
| 
								 | 
							
								                $dataArray['message'] = substr($dataArray['message'], 0, static::MAXIMUM_MESSAGE_LENGTH).' [truncated]';
							 | 
						||
| 
								 | 
							
								            }
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        // if we are using the legacy API then we need to send some additional information
							 | 
						||
| 
								 | 
							
								        if ($this->version == self::API_V1) {
							 | 
						||
| 
								 | 
							
								            $dataArray['room_id'] = $this->room;
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        // append the sender name if it is set
							 | 
						||
| 
								 | 
							
								        // always append it if we use the v1 api (it is required in v1)
							 | 
						||
| 
								 | 
							
								        if ($this->version == self::API_V1 || $this->name !== null) {
							 | 
						||
| 
								 | 
							
								            $dataArray['from'] = (string) $this->name;
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        return http_build_query($dataArray);
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * Builds the header of the API Call
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * @param  string $content
							 | 
						||
| 
								 | 
							
								     * @return string
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    private function buildHeader($content)
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        if ($this->version == self::API_V1) {
							 | 
						||
| 
								 | 
							
								            $header = "POST /v1/rooms/message?format=json&auth_token={$this->token} HTTP/1.1\r\n";
							 | 
						||
| 
								 | 
							
								        } else {
							 | 
						||
| 
								 | 
							
								            // needed for rooms with special (spaces, etc) characters in the name
							 | 
						||
| 
								 | 
							
								            $room = rawurlencode($this->room);
							 | 
						||
| 
								 | 
							
								            $header = "POST /v2/room/{$room}/notification?auth_token={$this->token} HTTP/1.1\r\n";
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        $header .= "Host: {$this->host}\r\n";
							 | 
						||
| 
								 | 
							
								        $header .= "Content-Type: application/x-www-form-urlencoded\r\n";
							 | 
						||
| 
								 | 
							
								        $header .= "Content-Length: " . strlen($content) . "\r\n";
							 | 
						||
| 
								 | 
							
								        $header .= "\r\n";
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        return $header;
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * Assigns a color to each level of log records.
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * @param  int    $level
							 | 
						||
| 
								 | 
							
								     * @return string
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    protected function getAlertColor($level)
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        switch (true) {
							 | 
						||
| 
								 | 
							
								            case $level >= Logger::ERROR:
							 | 
						||
| 
								 | 
							
								                return 'red';
							 | 
						||
| 
								 | 
							
								            case $level >= Logger::WARNING:
							 | 
						||
| 
								 | 
							
								                return 'yellow';
							 | 
						||
| 
								 | 
							
								            case $level >= Logger::INFO:
							 | 
						||
| 
								 | 
							
								                return 'green';
							 | 
						||
| 
								 | 
							
								            case $level == Logger::DEBUG:
							 | 
						||
| 
								 | 
							
								                return 'gray';
							 | 
						||
| 
								 | 
							
								            default:
							 | 
						||
| 
								 | 
							
								                return 'yellow';
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * {@inheritdoc}
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * @param array $record
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    protected function write(array $record)
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        parent::write($record);
							 | 
						||
| 
								 | 
							
								        $this->finalizeWrite();
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * Finalizes the request by reading some bytes and then closing the socket
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * If we do not read some but close the socket too early, hipchat sometimes
							 | 
						||
| 
								 | 
							
								     * drops the request entirely.
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    protected function finalizeWrite()
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        $res = $this->getResource();
							 | 
						||
| 
								 | 
							
								        if (is_resource($res)) {
							 | 
						||
| 
								 | 
							
								            @fread($res, 2048);
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								        $this->closeSocket();
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * {@inheritdoc}
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    public function handleBatch(array $records)
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        if (count($records) == 0) {
							 | 
						||
| 
								 | 
							
								            return true;
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        $batchRecords = $this->combineRecords($records);
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        $handled = false;
							 | 
						||
| 
								 | 
							
								        foreach ($batchRecords as $batchRecord) {
							 | 
						||
| 
								 | 
							
								            if ($this->isHandling($batchRecord)) {
							 | 
						||
| 
								 | 
							
								                $this->write($batchRecord);
							 | 
						||
| 
								 | 
							
								                $handled = true;
							 | 
						||
| 
								 | 
							
								            }
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        if (!$handled) {
							 | 
						||
| 
								 | 
							
								            return false;
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        return false === $this->bubble;
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * Combines multiple records into one. Error level of the combined record
							 | 
						||
| 
								 | 
							
								     * will be the highest level from the given records. Datetime will be taken
							 | 
						||
| 
								 | 
							
								     * from the first record.
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * @param $records
							 | 
						||
| 
								 | 
							
								     * @return array
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    private function combineRecords($records)
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        $batchRecord = null;
							 | 
						||
| 
								 | 
							
								        $batchRecords = array();
							 | 
						||
| 
								 | 
							
								        $messages = array();
							 | 
						||
| 
								 | 
							
								        $formattedMessages = array();
							 | 
						||
| 
								 | 
							
								        $level = 0;
							 | 
						||
| 
								 | 
							
								        $levelName = null;
							 | 
						||
| 
								 | 
							
								        $datetime = null;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        foreach ($records as $record) {
							 | 
						||
| 
								 | 
							
								            $record = $this->processRecord($record);
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								            if ($record['level'] > $level) {
							 | 
						||
| 
								 | 
							
								                $level = $record['level'];
							 | 
						||
| 
								 | 
							
								                $levelName = $record['level_name'];
							 | 
						||
| 
								 | 
							
								            }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								            if (null === $datetime) {
							 | 
						||
| 
								 | 
							
								                $datetime = $record['datetime'];
							 | 
						||
| 
								 | 
							
								            }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								            $messages[] = $record['message'];
							 | 
						||
| 
								 | 
							
								            $messageStr = implode(PHP_EOL, $messages);
							 | 
						||
| 
								 | 
							
								            $formattedMessages[] = $this->getFormatter()->format($record);
							 | 
						||
| 
								 | 
							
								            $formattedMessageStr = implode('', $formattedMessages);
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								            $batchRecord = array(
							 | 
						||
| 
								 | 
							
								                'message'   => $messageStr,
							 | 
						||
| 
								 | 
							
								                'formatted' => $formattedMessageStr,
							 | 
						||
| 
								 | 
							
								                'context'   => array(),
							 | 
						||
| 
								 | 
							
								                'extra'     => array(),
							 | 
						||
| 
								 | 
							
								            );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								            if (!$this->validateStringLength($batchRecord['formatted'], static::MAXIMUM_MESSAGE_LENGTH)) {
							 | 
						||
| 
								 | 
							
								                // Pop the last message and implode the remaining messages
							 | 
						||
| 
								 | 
							
								                $lastMessage = array_pop($messages);
							 | 
						||
| 
								 | 
							
								                $lastFormattedMessage = array_pop($formattedMessages);
							 | 
						||
| 
								 | 
							
								                $batchRecord['message'] = implode(PHP_EOL, $messages);
							 | 
						||
| 
								 | 
							
								                $batchRecord['formatted'] = implode('', $formattedMessages);
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								                $batchRecords[] = $batchRecord;
							 | 
						||
| 
								 | 
							
								                $messages = array($lastMessage);
							 | 
						||
| 
								 | 
							
								                $formattedMessages = array($lastFormattedMessage);
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								                $batchRecord = null;
							 | 
						||
| 
								 | 
							
								            }
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        if (null !== $batchRecord) {
							 | 
						||
| 
								 | 
							
								            $batchRecords[] = $batchRecord;
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        // Set the max level and datetime for all records
							 | 
						||
| 
								 | 
							
								        foreach ($batchRecords as &$batchRecord) {
							 | 
						||
| 
								 | 
							
								            $batchRecord = array_merge(
							 | 
						||
| 
								 | 
							
								                $batchRecord,
							 | 
						||
| 
								 | 
							
								                array(
							 | 
						||
| 
								 | 
							
								                    'level'      => $level,
							 | 
						||
| 
								 | 
							
								                    'level_name' => $levelName,
							 | 
						||
| 
								 | 
							
								                    'datetime'   => $datetime,
							 | 
						||
| 
								 | 
							
								                )
							 | 
						||
| 
								 | 
							
								            );
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        return $batchRecords;
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * Validates the length of a string.
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * If the `mb_strlen()` function is available, it will use that, as HipChat
							 | 
						||
| 
								 | 
							
								     * allows UTF-8 characters. Otherwise, it will fall back to `strlen()`.
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * Note that this might cause false failures in the specific case of using
							 | 
						||
| 
								 | 
							
								     * a valid name with less than 16 characters, but 16 or more bytes, on a
							 | 
						||
| 
								 | 
							
								     * system where `mb_strlen()` is unavailable.
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * @param string $str
							 | 
						||
| 
								 | 
							
								     * @param int    $length
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * @return bool
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    private function validateStringLength($str, $length)
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        if (function_exists('mb_strlen')) {
							 | 
						||
| 
								 | 
							
								            return (mb_strlen($str) <= $length);
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        return (strlen($str) <= $length);
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								}
							 |