added a method for returning a list of IDs of places a user has visited

backend/duckpond/db.py

@@ -168,4 +168,16 @@ class DB:
     def deleteUser(self, ID):
         cursor = self.conn.cursor()
         cursor.execute('DELETE FROM users WHERE ID = ?', ID)
-        cursor.commit()
+        cursor.commit()
+
+    def getUserLocations(self, ID):
+        array_locations = []
+        cursor = self.conn.cursor()
+        cursor.execute('SELECT * FROM places_visited WHERE userID = ?', ID)
+
+        result = cursor.fetchall()
+
+        for x in result:
+            array_locations.append(x[2])
+        return array_locations
+        #should return a list of IDs of places the user has visited