diff options
Diffstat (limited to 'vendor/monolog/monolog/src/Monolog/Handler/ChromePHPHandler.php')
-rw-r--r-- | vendor/monolog/monolog/src/Monolog/Handler/ChromePHPHandler.php | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/vendor/monolog/monolog/src/Monolog/Handler/ChromePHPHandler.php b/vendor/monolog/monolog/src/Monolog/Handler/ChromePHPHandler.php new file mode 100644 index 00000000..bc659349 --- /dev/null +++ b/vendor/monolog/monolog/src/Monolog/Handler/ChromePHPHandler.php @@ -0,0 +1,204 @@ +<?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\Formatter\ChromePHPFormatter; +use Monolog\Logger; + +/** + * Handler sending logs to the ChromePHP extension (http://www.chromephp.com/) + * + * @author Christophe Coevoet <stof@notk.org> + */ +class ChromePHPHandler extends AbstractProcessingHandler +{ + /** + * Version of the extension + */ + const VERSION = '4.0'; + + /** + * Header name + */ + const HEADER_NAME = 'X-ChromeLogger-Data'; + + protected static $initialized = false; + + /** + * Tracks whether we sent too much data + * + * Chrome limits the headers to 256KB, so when we sent 240KB we stop sending + * + * @var Boolean + */ + protected static $overflowed = false; + + protected static $json = array( + 'version' => self::VERSION, + 'columns' => array('label', 'log', 'backtrace', 'type'), + 'rows' => array(), + ); + + protected static $sendHeaders = true; + + /** + * @param integer $level The minimum logging level at which this handler will be triggered + * @param Boolean $bubble Whether the messages that are handled can bubble up the stack or not + */ + public function __construct($level = Logger::DEBUG, $bubble = true) + { + parent::__construct($level, $bubble); + if (!function_exists('json_encode')) { + throw new \RuntimeException('PHP\'s json extension is required to use Monolog\'s ChromePHPHandler'); + } + } + + /** + * {@inheritdoc} + */ + public function handleBatch(array $records) + { + $messages = array(); + + foreach ($records as $record) { + if ($record['level'] < $this->level) { + continue; + } + $messages[] = $this->processRecord($record); + } + + if (!empty($messages)) { + $messages = $this->getFormatter()->formatBatch($messages); + self::$json['rows'] = array_merge(self::$json['rows'], $messages); + $this->send(); + } + } + + /** + * {@inheritDoc} + */ + protected function getDefaultFormatter() + { + return new ChromePHPFormatter(); + } + + /** + * Creates & sends header for a record + * + * @see sendHeader() + * @see send() + * @param array $record + */ + protected function write(array $record) + { + self::$json['rows'][] = $record['formatted']; + + $this->send(); + } + + /** + * Sends the log header + * + * @see sendHeader() + */ + protected function send() + { + if (self::$overflowed || !self::$sendHeaders) { + return; + } + + if (!self::$initialized) { + self::$initialized = true; + + self::$sendHeaders = $this->headersAccepted(); + if (!self::$sendHeaders) { + return; + } + + self::$json['request_uri'] = isset($_SERVER['REQUEST_URI']) ? $_SERVER['REQUEST_URI'] : ''; + } + + $json = @json_encode(self::$json); + $data = base64_encode(utf8_encode($json)); + if (strlen($data) > 240*1024) { + self::$overflowed = true; + + $record = array( + 'message' => 'Incomplete logs, chrome header size limit reached', + 'context' => array(), + 'level' => Logger::WARNING, + 'level_name' => Logger::getLevelName(Logger::WARNING), + 'channel' => 'monolog', + 'datetime' => new \DateTime(), + 'extra' => array(), + ); + self::$json['rows'][count(self::$json['rows']) - 1] = $this->getFormatter()->format($record); + $json = @json_encode(self::$json); + $data = base64_encode(utf8_encode($json)); + } + + if (trim($data) !== '') { + $this->sendHeader(self::HEADER_NAME, $data); + } + } + + /** + * Send header string to the client + * + * @param string $header + * @param string $content + */ + protected function sendHeader($header, $content) + { + if (!headers_sent() && self::$sendHeaders) { + header(sprintf('%s: %s', $header, $content)); + } + } + + /** + * Verifies if the headers are accepted by the current user agent + * + * @return Boolean + */ + protected function headersAccepted() + { + if (empty($_SERVER['HTTP_USER_AGENT'])) { + return false; + } + + return preg_match('{\bChrome/\d+[\.\d+]*\b}', $_SERVER['HTTP_USER_AGENT']); + } + + /** + * BC getter for the sendHeaders property that has been made static + */ + public function __get($property) + { + if ('sendHeaders' !== $property) { + throw new \InvalidArgumentException('Undefined property '.$property); + } + + return static::$sendHeaders; + } + + /** + * BC setter for the sendHeaders property that has been made static + */ + public function __set($property, $value) + { + if ('sendHeaders' !== $property) { + throw new \InvalidArgumentException('Undefined property '.$property); + } + + static::$sendHeaders = $value; + } +} |