Update docs and remove sync_token.py

README.md

@@ -31,9 +31,8 @@ client provides this token the next time it syncs (using the `since` parameter
 on the `AsyncClient.sync` method), the homeserver will only return new event
 *since* those specified by the given token.
 
-This token is saved in the database created by `storage.py` so even if the bot
-quits unexpectantly, it will continue syncing where it left off next time it
-is started.
+This token is saved and provided again automatically by using the
+`client.sync_forever(...)` method.
 
 ### `config.py`
 
@@ -53,19 +52,6 @@ to put or retrieve data from it. Table definitions should be specified in
 `_run_migrations`. There's currently no defined method for how migrations
 should work though.
 
-The `sync_token` table should be left in tact so that the bot can save its
-progress when syncing events from the homeserver.
-
-### `sync_token.py`
-
-A simple class that can load and save a sync token to/from the database.
-
-A `SyncToken` is an instance of a sync token, which is simply a string
-retrieved from a matrix homeserver when querying the `/sync` endpoint (which
-clients use to retrieve new events). It is given to the next call of the
-`/sync` endpoint in order to specify the starting point in the event timeline
-you would like to receive messages from.
-
 ### `callbacks.py`
 
 Holds callback methods which get run when the bot get a certain type of event

sync_token.py

@@ -1,39 +0,0 @@
-import logging
-
-logger = logging.getLogger(__name__)
-
-class SyncToken(object):
-    """A SyncToken is an instance of a sync token, which is a token retrieved from a matrix
-    homeserver. It is given to the /sync endpoint in order to specify at which point in the
-    event timeline you would like to receive messages after
-    """
-
-    def __init__(self, store):
-        """
-        Args:
-            store (Storage): An object to access the storage layer
-        """
-        self.store = store
-        self.token = None
-
-        # Attempt to load a token from the provided storage layer
-        self._load()
-
-    def _load(self):
-        """Load the latest sync token from the database"""
-        self.store.cursor.execute("SELECT token FROM sync_token")
-        rows = self.store.cursor.fetchone()
-
-        if rows:
-            self.token = rows[0]
-
-    def update(self, token):
-        """Update the sync token in the database and the object
-
-        Args:
-            token (str): A sync token from a sync response sent by a matrix homeserver
-        """
-        self.token = token
-        self.store.cursor.execute("INSERT OR REPLACE INTO sync_token "
-                                  "(dedupe_id, token) VALUES (1, ?)", (token,))
-        self.store.conn.commit()