Add ability to query a single homeserver.

README.md

@@ -3,3 +3,4 @@ A simple [maubot](https://github.com/maubot/maubot) that displays everyone's hom
 
 ## Usage
 * `!shame` - Reply with a list of homeservers and their respective running versions.
+* `!shame server.example.com` - Reply with the version for the homeserver provided, server.example.com.

maubot.yaml

@@ -1,6 +1,6 @@
 maubot: 0.1.0
 id: sh.wallace.matrix.shameotron
-version: 0.0.2
+version: 0.0.3
 license: MIT
 modules:
 - shameotron

shameotron.py

@@ -99,28 +99,32 @@ class ShameOTron(Plugin):
 
 
     @command.new('shame', help='Show versions of all homeservers in the room')
-    async def shame_handler(self, evt: MessageEvent) -> None:
+    @command.argument("candidate", pass_raw=True, required=False)
+    async def shame_handler(self, evt: MessageEvent, candidate: str = None) -> None:
         """
         Class method to handle the `!shame` command
         """
         event_id = await evt.reply('Loading member list...')
-        member_servers = await self._load_members(evt.room_id)
+        if candidate:
+            member_servers = [candidate]
+        else:
+            member_servers = await self._load_members(evt.room_id)
 
-        # Filter out the "dead servers"
+            # Filter out the "dead servers"
-        dead_servers = self.config['dead_servers']
+            dead_servers = self.config['dead_servers']
-        if dead_servers:
+            if dead_servers:
-            # Return a unique list
+                # Return a unique list
-            member_servers = sorted(
+                member_servers = sorted(
-                list(
+                    list(
-                    set(member_servers.keys() - set(dead_servers))
+                        set(member_servers.keys() - set(dead_servers))
+                    )
                 )
-            )
 
-        await self._edit(
+            await self._edit(
-            evt.room_id,
+                evt.room_id,
-            event_id,
+                event_id,
-            'Member list loaded, fetching versions... please wait...'
+                'Member list loaded, fetching versions... please wait...'
-        )
+            )
 
         versions = []
         for host in member_servers: