From 67830218eb9a80d85383abf6a0df2ae8d29b62a3 Mon Sep 17 00:00:00 2001
From: flan <flan@flande.re>
Date: Sun, 5 Mar 2017 00:39:06 +0100
Subject: [PATCH] Drop support for Anki <2.0.27

---
 ankisyncd/sync_app.py | 58 +++++++++++++++----------------------------
 1 file changed, 20 insertions(+), 38 deletions(-)

diff --git a/ankisyncd/sync_app.py b/ankisyncd/sync_app.py
index b68a2f3..3e5bcf4 100644
--- a/ankisyncd/sync_app.py
+++ b/ankisyncd/sync_app.py
@@ -57,35 +57,20 @@ class SyncCollectionHandler(Syncer):
         # So that 'server' (the 3rd argument) can't get set
         Syncer.__init__(self, col)
 
-    def meta(self, cv=None):
+    def meta(self):
         # Make sure the media database is open!
         if self.col.media.db is None:
             self.col.media.connect()
 
-        if cv is not None:
-            client, version, platform = cv.split(',')
-        else:
-            client = 'ankidesktop'
-            version = '2.0.12'
-            platform = 'unknown'
-
-        version_int = [ int(str(x).translate(None, string.ascii_letters))
-                        for x in version.split('.') ]
-
-        # Some insanity added in Anki 2.0.13
-        if (client == 'ankidroid' and version_int[0] >=2 and version_int[1] >= 3) \
-        or (client == 'ankidesktop' and version_int[0] >= 2 and version_int[1] >= 0 and version_int[2] >= 13):
-            return {
-              'scm': self.col.scm,
-              'ts': intTime(),
-              'mod': self.col.mod,
-              'usn': self.col._usn,
-              'musn': self.col.media.lastUsn(),
-              'msg': '',
-              'cont': True,
-            }
-        else:
-            return (self.col.mod, self.col.scm, self.col._usn, intTime(), self.col.media.lastUsn())
+        return {
+            'scm': self.col.scm,
+            'ts': intTime(),
+            'mod': self.col.mod,
+            'usn': self.col._usn,
+            'musn': self.col.media.lastUsn(),
+            'msg': '',
+            'cont': True,
+        }
 
 class SyncMediaHandler(MediaSyncer):
     operations = ['begin', 'mediaChanges', 'mediaSanity', 'mediaList', 'uploadChanges', 'downloadFiles']
@@ -358,7 +343,7 @@ class SimpleUserManager(object):
         return username
 
 class SyncApp(object):
-    valid_urls = SyncCollectionHandler.operations + SyncMediaHandler.operations + ['hostKey', 'upload', 'download', 'getDecks']
+    valid_urls = SyncCollectionHandler.operations + SyncMediaHandler.operations + ['hostKey', 'upload', 'download']
 
     def __init__(self, config):
         from ankisyncd.thread import getCollectionManager
@@ -491,18 +476,6 @@ class SyncApp(object):
             if url not in self.valid_urls:
                 raise HTTPNotFound()
 
-            if url == 'getDecks':
-                # This is an Anki 1.x client! Tell them to upgrade.
-                import zlib, logging
-                u = req.params.getone('u')
-                if u:
-                    logging.warn("'%s' is attempting to sync with an Anki 1.x client" % u)
-                return Response(
-                    status='200 OK',
-                    content_type='application/json',
-                    content_encoding='deflate',
-                    body=zlib.compress(json.dumps({'status': 'oldVersion'})))
-
             if url == 'hostKey':
                 try:
                     u = data['u']
@@ -541,6 +514,15 @@ class SyncApp(object):
                         del data['v']
                     if data.has_key('cv'):
                         session.client_version = data['cv']
+                        client, version, platform = data['cv'].split(',')
+                        del data['cv']
+
+                        version_int = [ int(str(x).translate(None, string.ascii_letters))
+                                        for x in version.split('.') ]
+
+                        if (client == 'ankidroid' and version_int < [2, 3, 0]) \
+                        or (client == 'ankidesktop' and version_int < [2, 0, 27]):
+                            return Response(status="501")  # client needs upgrade
                     self.session_manager.save(hkey, session)
                     session = self.session_manager.load(hkey, self.create_session)