Add a way to get all active invites from a server.

discord/client.py

@@ -1772,6 +1772,47 @@ class Client:
         data['channel'] = channel
         return Invite(**data)
 
+    @asyncio.coroutine
+    def invites_from(self, server):
+        """|coro|
+
+        Returns a generator that yields all active instant invites from
+        a :class:`Server`.
+
+        You must have proper permissions to get this information.
+
+        Parameters
+        ----------
+        server : :class:`Server`
+            The server to get invites from.
+
+        Raises
+        -------
+        Forbidden
+            You do not have proper permissions to get the information.
+        HTTPException
+            An error occurred while fetching the information.
+
+        Yields
+        -------
+        :class:`Invite`
+            The invite with the message data parsed.
+        """
+
+        def generator(data):
+            for invite in data:
+                channel = utils.get(server.channels, id=invite['channel']['id'])
+                invite['channel'] = channel
+                invite['server'] = server
+                yield Invite(**invite)
+
+        url = '{0}/{1.id}/invites'.format(endpoints.SERVERS, server)
+        resp = yield from aiohttp.get(url, headers=self.headers, loop=self.loop)
+        log.debug(request_logging_format.format(method='GET', response=resp))
+        yield from utils._verify_successful_response(resp)
+        data = yield from resp.json()
+        return generator(data)
+
     @asyncio.coroutine
     def accept_invite(self, invite):
         """|coro|