Set custom power_levels on room creation

config.sample.yaml

@@ -97,6 +97,16 @@ ircService:
       modePowerMap:
         o: 50
 
+      # A map of levels needed to do some action on the Matrix room. Those levels will be set
+      # on the room on creation. With corresponding modePowerMap, this allows Matrix users who
+      # are ops on the IRC side to edit the room settings.
+      powerLevels:
+        avatar: 50
+        name: 50
+        canonicalAlias: 50
+        historyVisibility: 50
+        redact: 50
+
       botConfig:
         # Enable the presence of the bot in IRC channels. The bot serves as the entity
         # which maps from IRC -> Matrix. You can disable the bot entirely which

lib/bridge/IrcHandler.js

@@ -278,9 +278,10 @@ IrcHandler.prototype.onInvite = Promise.coroutine(function*(req, server, fromUse
 
     if (matrixRooms.length === 0) {
         let ircRoom = yield this.ircBridge.trackChannel(server, channel, null);
-        let response = yield this.ircBridge.getAppServiceBridge().getIntent(
+        let userIntent = this.ircBridge.getAppServiceBridge().getIntent(
             virtualMatrixUser.getId()
-        ).createRoom({
+        );
+        let response = yield userIntent.createRoom({
             options: {
                 room_alias_name: roomAlias.split(":")[0].substring(1), // localpart
                 name: channel,
@@ -303,6 +304,11 @@ IrcHandler.prototype.onInvite = Promise.coroutine(function*(req, server, fromUse
                         content: {
                             history_visibility: "joined"
                         }
+                    },
+                    {
+                        type: "m.room.power_levels",
+                        state_key: "",
+                        content: ircServer.getPowerLevels(userIntent.getClient().credentials.userId)
                     }
                 ]
             }

lib/bridge/MatrixHandler.js

@@ -392,9 +392,8 @@ MatrixHandler.prototype._onAdminMessage = Promise.coroutine(function*(req, event
             // track the channel then invite them.
             // TODO: Dupes onAliasQuery a lot
             let ircRoom = yield this.ircBridge.trackChannel(ircServer, ircChannel, key);
-            let response = yield this.ircBridge.getAppServiceBridge().getIntent(
-                event.user_id
-            ).createRoom({
+            let userIntent = this.ircBridge.getAppServiceBridge().getIntent(event.user_id);
+            let response = yield userIntent.createRoom({
                 options: {
                     name: ircChannel,
                     visibility: "private",
@@ -416,6 +415,13 @@ MatrixHandler.prototype._onAdminMessage = Promise.coroutine(function*(req, event
                             content: {
                                 history_visibility: "joined"
                             }
+                        },
+                        {
+                            type: "m.room.power_levels",
+                            state_key: "",
+                            content: ircServer.getPowerLevels(
+                                userIntent.getClient().credentials.userId
+                            )
                         }
                     ]
                 }
@@ -1353,6 +1359,13 @@ MatrixHandler.prototype._onAliasQuery = Promise.coroutine(function*(req, roomAli
                             content: {
                                 history_visibility: "joined"
                             }
+                        },
+                        {
+                            type: "m.room.power_levels",
+                            state_key: "",
+                            content: channelInfo.server.getPowerLevels(
+                                botIntent.getClient().credentials.userIdl
+                            )
                         }
                     ]
                 }

lib/config/schema.yml

@@ -127,6 +127,19 @@ properties:
                                 "^[a-zA-Z]$":
                                     type: number
                                     minimum: 0
+                        powerLevels:
+                            type: "object"
+                            properties:
+                                avatar:
+                                    type: "number"
+                                name:
+                                    type: "number"
+                                canonical_alias:
+                                    type: "number"
+                                history_visibility:
+                                    type: "number"
+                                redact:
+                                    type: "number"
                         botConfig:
                             type: "object"
                             properties:

lib/irc/IrcServer.js

@@ -119,6 +119,30 @@ IrcServer.prototype.getModePowerMap = function() {
     return this.config.modePowerMap || {};
 }
 
+/**
+ * Get a map of power levels to set.
+ * @param {string} userId : The room creator user ID.
+ * @return {Object}
+ */
+IrcServer.prototype.getPowerLevels = function(userId) {
+    var powerLevels = this.config.powerLevels || {};
+    var content = {
+        redact: powerLevels.redact || 50,
+        events_default: 0,
+        state_default: 50,
+        events: {
+            "m.room.avatar": powerLevels.avatar || 50,
+            "m.room.name": powerLevels.name || 50,
+            "m.room.canonical_alias": powerLevels.canonicalAlias || 50,
+            "m.room.history_visibility": powerLevels.historyVisibility || 100,
+            "m.room.power_levels": 100
+        },
+        users: {}
+    }
+    content["users"][userId] = 100;
+    return content;
+}
+
 IrcServer.prototype.getHardCodedRoomIds = function() {
     var roomIds = new Set();
     var channels = Object.keys(this.config.mappings);