Added basic authentication support

AnkiServer/apps/sync_app.py

@@ -3,6 +3,9 @@ from webob.dec import wsgify
 from webob.exc import *
 from webob import Response
 
+import sqlite3
+import hashlib
+
 import AnkiServer
 
 import anki
@@ -116,8 +119,24 @@ class SyncApp(object):
         Override this to change how users are authenticated.
         """
 
-        # TODO: This should have the exact opposite default ;-)
-        return True
+        conn = sqlite3.connect("auth.db")
+        cursor = conn.cursor()
+        param = (username,)
+
+        cursor.execute("SELECT hash FROM auth WHERE user=?", param)
+
+        db_ret = cursor.fetchone()
+
+        if db_ret != None:
+            db_hash = str(db_ret[0])
+
+            salt = db_hash[-16:]
+
+            hashobj = hashlib.sha256()
+
+            hashobj.update(username+password+salt)
+
+        return (db_ret != None and hashobj.hexdigest()+salt == db_hash)
 
     def username2dirname(self, username):
         """