Fix #1238 for mariadb versions

pyplanet/apps/contrib/rankings/__init__.py

@@ -70,6 +70,7 @@ async def check_database_compatibility(self):
 		if self.instance.db.server_info.type == "postgresql":
 			raise NotImplementedError("Rankings app only works on PyPlanet instances running on MySQL.")
 
+		logger.info('DB Information: {} ({})'.format(self.instance.db.server_info.type, self.instance.db.server_info.version))
 		# Database engines starting from MySQL 8.0 / MariaDB 10.2 support the PARTITION BY query.
 		# The query without PARTITION BY is unsupported in newer versions.
 		if self.instance.db.server_info.type == "mysql" and \

pyplanet/core/db/server_info.py

@@ -24,7 +24,7 @@ def __init__(self, engine, db):
 	async def determine(self):
 		if isinstance(self.db.engine, peewee.MySQLDatabase):
 			self.type = "mysql"
-			query = "SELECT @@version AS version, @@innodb_version AS innodb_version"
+			query = "SELECT @@version AS version"
 		elif isinstance(self.db.engine, peewee.PostgresqlDatabase):
 			self.type = "postgresql"
 			query = "SHOW SERVER_VERSION"
@@ -41,8 +41,8 @@ async def determine(self):
 
 			if self.type == "mysql":
 				# Use the innodb_version (1) for a clean engine version, use the version (0) as version text.
-				self.version = result[1]
 				self.version_text = result[0]
+				self.version = self.version_text.split('-')[0]
 
 				if "mariadb" in self.version_text.lower():
 					self.type = "mariadb"