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<?php |
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namespace Abacaphiliac\Doctrine; |
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use Doctrine\DBAL\Logging\SQLLogger; |
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use Psr\Log\LoggerInterface; |
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use Psr\Log\LogLevel; |
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class PsrSqlLogger implements SQLLogger |
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{ |
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/** @var LoggerInterface */ |
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private $logger; |
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/** @var float */ |
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private $start; |
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/** @var callable */ |
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private $startQueryCallable; |
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/** @var string */ |
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private $queryId; |
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/** @var string */ |
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private $defaultLogLevel; |
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/** @var array|null */ |
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private $logLevelMapping; |
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public function __construct(LoggerInterface $logger, string $defaultLogLevel = LogLevel::INFO, array $logLevelMapping = null) |
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{ |
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$this->logger = $logger; |
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$this->defaultLogLevel = $defaultLogLevel; |
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$this->logLevelMapping = $logLevelMapping; |
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$this->startQueryCallable = $this->getStartQueryCallable($defaultLogLevel); |
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} |
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private function getStartQueryCallable(string $level) : callable |
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{ |
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$callable = $this->getLoggerCallable($level); |
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if (!\is_callable($callable)) { |
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throw new \InvalidArgumentException(sprintf( |
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'%s::%s" is not callable', |
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LoggerInterface::class, |
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$this->defaultLogLevel |
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)); |
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} |
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return $callable; |
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} |
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private function getLoggerCallable(string $level) : array |
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{ |
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return [$this->logger, $level]; |
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} |
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public function startQuery($sql, array $params = null, array $types = null) |
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{ |
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$this->queryId = \uniqid('', true); |
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$this->start = \microtime(true); |
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call_user_func($this->startQueryCallable, 'Query started', \array_merge( |
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$this->getStartQueryContext($sql, $params, $types), |
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[ |
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'query_id' => $this->queryId, |
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] |
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)); |
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} |
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protected function getStartQueryContext($sql, array $params = null, array $types = null) |
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{ |
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return [ |
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'sql' => $sql, |
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'types' => $types, |
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]; |
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} |
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public function stopQuery() |
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{ |
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$stop = \microtime(true); |
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$durationInSeconds = $stop - $this->start; |
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\call_user_func($this->getStopQueryCallable($durationInSeconds), 'Query finished', [ |
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'query_id' => $this->queryId, |
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'start' => $this->start, |
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'stop' => $stop, |
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'duration_μs' => $durationInSeconds, |
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]); |
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} |
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private function getStopQueryCallable(float $durationInSeconds): callable |
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{ |
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return $this->getLoggerCallable($this->getApplicableLogLevel($durationInSeconds)); |
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} |
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private function getApplicableLogLevel(float $durationInSeconds): string |
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{ |
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return is_array($this->logLevelMapping) ? $this->determineApplicableLogLevel($durationInSeconds) : $this->defaultLogLevel; |
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} |
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private function determineApplicableLogLevel(float $durationInSeconds) : string |
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{ |
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$durationInMilliseconds = $durationInSeconds * 1000; |
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$durations = array_values($this->logLevelMapping); //Acquire a common / non-associative array |
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$durations[] = $durationInMilliseconds; //Append the incoming query duration in milliseconds to the array of duration thresholds |
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asort($durations, SORT_NUMERIC); //Sort the array from low to high: the provided duration will end up somewhere between the thresholds |
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$durations = array_values($durations); //A re-index is required after sorting |
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$key = array_search($durationInMilliseconds, $durations, true); //Determine at which position the duration ended up after sorting |
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$logLevels = array_keys($this->logLevelMapping); |
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return $logLevels[$key - 1]; //Now take the "previous" key |
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} |
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} |
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abacaphiliac /
doctrine-psr-sql-logger
