1 files changed, 85 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/src/Utils/Logger.php b/www/wiki/extensions/SemanticMediaWiki/src/Utils/Logger.php
new file mode 100644
index 00000000..97ce40af
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/src/Utils/Logger.php
@@ -0,0 +1,85 @@
+<?php
+
+namespace SMW\Utils;
+
+use Psr\Log\AbstractLogger;
+use Psr\Log\LoggerInterface;
+
+/**
+ * @license GNU GPL v2+
+ * @since 3.0
+ *
+ * @author mwjames
+ */
+class Logger extends AbstractLogger {
+
+	const ROLE_DEVELOPER = 'developer';
+	const ROLE_USER = 'user';
+	const ROLE_PRODUCTION = 'production';
+
+	/**
+	 * @var LoggerInterface
+	 */
+	protected $logger;
+
+	/**
+	 * @var string
+	 */
+	protected $role;
+
+	/**
+	 * @since 3.0
+	 *
+	 * @param LoggerInterface $logger
+	 * @param string $role
+	 */
+	public function __construct( LoggerInterface $logger, $role = self::ROLE_DEVELOPER ) {
+		$this->logger = $logger;
+		$this->role = $role;
+	}
+
+	/**
+	 * @since 3.0
+	 *
+	 * {@inheritDoc}
+	 */
+	public function log( $level, $message, array $context = [] ) {
+
+		$shouldLog = false;
+
+		// Everthings goes for the developer role!
+		if ( $this->role === self::ROLE_DEVELOPER ) {
+			$shouldLog = true;
+		} elseif ( isset( $context['role'] ) && $context['role'] === $this->role ) {
+			$shouldLog = true;
+		} elseif ( isset( $context['role'] ) && $context['role'] === self::ROLE_PRODUCTION && $this->role === self::ROLE_USER ) {
+			$shouldLog = true;
+		}
+
+		if ( !$shouldLog ) {
+			return;
+		}
+
+		// For convenience
+		if ( isset( $context['procTime'] ) ) {
+			$context['procTime'] = round( $context['procTime'], 5 );
+		}
+
+		if ( isset( $context['time'] ) ) {
+			$context['time'] = round( $context['time'], 5 );
+		}
+
+		if ( is_array( $message ) ) {
+			$message = array_shift( $message ) . ': ' . json_encode( $message );
+		}
+
+		foreach ( $context as $key => $value ) {
+			if ( is_array( $value ) ) {
+				$context[$key] = json_encode( $value, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE );
+			}
+		}
+
+		$this->logger->log( $level, $message, $context );
+	}
+
+}