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<?php |
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namespace RDV\Bundle\MigrationBundle\Log; |
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use Symfony\Component\Console\Output\OutputInterface; |
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use Psr\Log\AbstractLogger; |
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use Psr\Log\LogLevel; |
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class OutputLogger extends AbstractLogger |
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{ |
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/** @var OutputInterface */ |
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protected $output; |
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/** @var bool */ |
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protected $alwaysLogErrors; |
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/** @var int|null */ |
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protected $verbosity; |
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/** @var string|null */ |
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protected $indent; |
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/** @var bool */ |
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protected $useTags; |
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/** |
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* Constructor |
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* |
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* @param OutputInterface $output output object, e.g. cli output |
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* @param bool $alwaysLogErrors always log messages with level more than ERROR |
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* @param int|null $verbosity verbosity level, NULL or OutputInterface::VERBOSITY_* |
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* @param string|null $indent ident string prefix - allow to prepend some string to all messages |
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* @param bool $useTags use message level-based output tags |
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*/ |
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public function __construct( |
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OutputInterface $output, |
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$alwaysLogErrors = true, |
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$verbosity = null, |
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$indent = null, |
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$useTags = false |
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) { |
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$this->output = $output; |
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$this->alwaysLogErrors = $alwaysLogErrors; |
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$this->verbosity = $verbosity; |
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$this->indent = $indent; |
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$this->useTags = $useTags; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function log($level, $message, array $context = array()) |
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{ |
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$verbosity = $this->getVerbosity(); |
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$isHighQuiteMode = in_array( |
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$level, |
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[LogLevel::EMERGENCY, LogLevel::ALERT, LogLevel::CRITICAL, LogLevel::ERROR] |
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) |
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&& !$this->alwaysLogErrors |
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&& $verbosity === OutputInterface::VERBOSITY_QUIET; |
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$isMiddleLevelQuiet = in_array( |
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$level, |
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[LogLevel::WARNING, LogLevel::NOTICE] |
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) |
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&& $verbosity < OutputInterface::VERBOSITY_NORMAL; |
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$isInfoLevelQuiet = $level == LogLevel::INFO |
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&& $verbosity < OutputInterface::VERBOSITY_VERBOSE; |
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$isDebugLevelQuiet = $level == LogLevel::DEBUG |
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&& $verbosity < OutputInterface::VERBOSITY_DEBUG; |
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if ($isHighQuiteMode | $isMiddleLevelQuiet | $isInfoLevelQuiet | $isDebugLevelQuiet) { |
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return; |
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} |
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$this->output->writeln($this->formatMessage($level, $message)); |
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// based on PSR-3 recommendations if an Exception object is passed in the context data, |
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// it MUST be in the 'exception' key. |
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if (isset($context['exception']) && $context['exception'] instanceof \Exception) { |
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$this->output->writeln( |
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sprintf($this->formatMessage(LogLevel::ERROR, $message), LogLevel::ERROR, (string)$context['exception']) |
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); |
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} |
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} |
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/** |
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* Return verbosity level |
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* |
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* @return int |
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*/ |
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protected function getVerbosity() |
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{ |
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return null === $this->verbosity |
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? $this->output->getVerbosity() |
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: $this->verbosity; |
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} |
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/** |
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* @param string $level |
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* @param string $message |
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* |
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* @return string |
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*/ |
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protected function formatMessage($level, $message) |
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{ |
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if ($this->useTags && is_string($message)) { |
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$message = sprintf($this->getMessageTemplate($level), $level, $message); |
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} |
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if (!is_null($this->indent) && is_string($message)) { |
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$message = $this->indent . $message; |
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} |
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return $message; |
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} |
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/** |
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* @param string $level |
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* |
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* @return string |
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*/ |
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protected function getMessageTemplate($level) |
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{ |
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switch ($level) { |
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case LogLevel::EMERGENCY: |
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case LogLevel::ALERT: |
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case LogLevel::CRITICAL: |
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case LogLevel::ERROR: |
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$result = '<error>[%s]</error> %s'; |
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break; |
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case LogLevel::WARNING: |
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$result = '<comment>[%s]</comment> %s'; |
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break; |
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default: |
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$result = '<info>[%s]</info> %s'; |
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break; |
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} |
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return $result; |
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} |
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} |
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