1 files changed, 31 insertions, 0 deletions
diff --git a/umosapi/app_db/db.py b/umosapi/app_db/db.py
new file mode 100644
index 0000000..70b8f7c
--- /dev/null
+++ b/umosapi/app_db/db.py
@@ -0,0 +1,31 @@
+from flask import current_app, _app_ctx_stack
+from flask_pymongo import PyMongo
+
+
+class MongoDB(object):
+    def __init__(self, app=None):
+        self.app = app
+        if app is not None:
+            self.init_app(app)
+
+    def init_app(self, app):
+        app.teardown_appcontext(self.teardown)
+
+    def connect(self):
+        return PyMongo(self.app, current_app.config['MONGO_URI'])
+
+    def teardown(self, exception):
+        ctx = _app_ctx_stack.top
+        if hasattr(ctx, 'mongo_db'):
+            ctx.mongo_db.cx.close()
+
+    def connection(self):
+        ctx = _app_ctx_stack.top
+        if ctx is not None:
+            if not hasattr(ctx, 'mongodb'):
+                ctx.mongo_db = self.connect()
+            return ctx.mongo_db
+
+    def set_up(self):
+        mongo = PyMongo(self.app)
+        mongo.cx.drop_database("umosapi")