Configure mysql or postgresql in openshift if the cartridges are available

weblate/settings_openshift.py

@@ -38,6 +38,33 @@ DATABASES = {
     }
 }
 
+# if mysql is available,  use that as our database by default
+if 'OPENSHIFT_MYSQL_DB_URL' in os.environ:
+    DATABASES = {
+        'default': {
+            'ENGINE': 'django.db.backends.mysql',
+            'NAME': os.environ['OPENSHIFT_APP_NAME'],
+            'USER': os.environ['OPENSHIFT_MYSQL_DB_USERNAME'],
+            'PASSWORD': os.environ['OPENSHIFT_MYSQL_DB_PASSWORD'],
+            'HOST': os.environ['OPENSHIFT_MYSQL_DB_HOST'],
+            'PORT': os.environ['OPENSHIFT_MYSQL_DB_PORT'],
+        }
+    }
+
+# if postgresql is available,  use that as our database by default
+if 'OPENSHIFT_POSTGRESQL_DB_URL' in os.environ:
+    DATABASES = {
+        'default': {
+            'ENGINE': 'django.db.backends.postgresql_psycopg2',
+            'NAME': os.environ['OPENSHIFT_APP_NAME'],
+            'USER': os.environ['OPENSHIFT_POSTGRESQL_DB_USERNAME'],
+            'PASSWORD': os.environ['OPENSHIFT_POSTGRESQL_DB_PASSWORD'],
+            'HOST': os.environ['OPENSHIFT_POSTGRESQL_DB_HOST'],
+            'PORT': os.environ['OPENSHIFT_POSTGRESQL_DB_PORT'],
+        }
+    }
+
+
 BASE_DIR = os.path.dirname(os.path.abspath(__file__))
 
 DATA_DIR = os.environ['OPENSHIFT_DATA_DIR']