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<?php |
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namespace SkylerKatz\RackspaceLogParser; |
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class RackspaceLogParser |
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{ |
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/** |
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* Rexeg Pattern to match Rackspace Cloud Files Logs. |
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*/ |
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const PATTERN = '/^([^ ]+) ([^ ]+) ([^ ]+) (\[[^\]]+\]) "(.*) (.*) (.*)" ([0-9\-]+) ([0-9\-]+) "(.*)" "(.*)/m'; |
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/** |
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* Max Buffer size for reading log file. |
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*/ |
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const BUFFER_SIZE = 4096; |
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/** |
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* The path to the log file. |
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* |
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* @var string |
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*/ |
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protected $path; |
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/** |
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* The log file in memory. |
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* |
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* @var string |
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*/ |
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protected $log; |
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/** |
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* Create a new RackspaceLogParser Instance. |
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* |
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* @param string $path |
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*/ |
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public function __construct($path) |
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{ |
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$this->path = $path; |
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$this->processLog(); |
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} |
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/** |
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* Parse a log file into an arrray of LogItems. |
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* |
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* @return array |
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*/ |
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public function parse() |
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{ |
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$entries = []; |
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foreach ($this->getLogRows() as $row) { |
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$entry = $this->parseRow($row); |
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$entries[] = $this->createLogItem($entry); |
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} |
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return $entries; |
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} |
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/** |
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* read a log file into memory. |
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* |
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* @return void |
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*/ |
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private function processLog() |
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{ |
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// Open our file in binary mode |
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$file = gzopen($this->path, 'rb'); |
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// Keep repeating until the end of the input file |
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$log = ''; |
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while (! gzeof($file)) { |
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$log .= gzread($file, self::BUFFER_SIZE); |
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} |
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// File is done, close files |
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gzclose($file); |
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$this->log = $log; |
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return $this; |
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} |
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/** |
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* Get the rows of a log. |
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* |
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* @return array |
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*/ |
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private function getLogRows() |
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{ |
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return array_filter(explode(PHP_EOL, $this->log)); |
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} |
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/** |
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* Parse a row into its component parts. |
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* |
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* @param string $row |
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* @return array |
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*/ |
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private function parseRow($row) |
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{ |
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preg_match(self::PATTERN, $row, $entry); |
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return $entry; |
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} |
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/** |
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* Create a Log Item from a parsed log row. |
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* |
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* @param array $entry |
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* @return LogItem |
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*/ |
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private function createLogItem($entry) |
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{ |
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$logItem = new LogItem(); |
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$logItem->raw = $entry[0]; |
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$logItem->clientIp = $entry[1]; |
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$logItem->accessDate = $this->parseDate($entry[4]); |
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$logItem->method = $entry[5]; |
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$logItem->request = $entry[6]; |
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$logItem->httpVersion = $entry[7]; |
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$logItem->returnCode = intval($entry[8]); |
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$logItem->bytesSent = intval($entry[9]); |
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$logItem->referrer = $entry[10] == '-' ? null : $entry[10]; |
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$logItem->userAgent = $entry[11]; |
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return $logItem; |
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} |
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/** |
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* Parse a log date. |
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* |
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* @param string $date |
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* @return \Carbon\Carbon |
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*/ |
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private function parseDate($date) |
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{ |
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$accessDate = str_replace('[', '', $date); |
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$accessDate = str_replace(']', '', $accessDate); |
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$accessDate = explode(' ', $accessDate); |
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return \Carbon\Carbon::createFromFormat('d/m/Y:H:i:s', $accessDate[0], new \DateTimeZone('UTC')); |
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} |
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} |
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skylerkatz /
rackspace-log-parser
Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..