From a94d35f0f1e26d1286536783de325b3332cb23c8 Mon Sep 17 00:00:00 2001
From: jesopo <github@lolnerd.net>
Date: Mon, 28 Jan 2019 23:50:43 +0000
Subject: [PATCH] Add `channel_access.py`, to give permissions to users in a
 channel (similar to chanserv)

---
 modules/channel_access.py | 62 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 modules/channel_access.py

diff --git a/modules/channel_access.py b/modules/channel_access.py
new file mode 100644
index 00000000..1eb1c433
--- /dev/null
+++ b/modules/channel_access.py
@@ -0,0 +1,62 @@
+from src import ModuleManager, utils
+
+class Module(ModuleManager.BaseModule):
+    _name = "ChanAccess"
+
+    @utils.hook("preprocess.command")
+    def preprocess_command(self, event):
+        require_access = event["hook"].get_kwarg("require_access")
+        if event["is_channel"] and require_access:
+            access = event["target"].get_user_setting(event["user"].id,
+                "access", [])
+            identified_account = event["user"].get_identified_account()
+
+            if not require_access in access or not identified_account:
+                return "You do not have permission to do this"
+            else:
+                return utils.consts.PERMISSION_FORCE_SUCCESS
+
+    @utils.hook("received.command.access", min_args=1, channel_only=True)
+    def access(self, event):
+        """
+        :help: Show/modify channel access for a user
+        :usage: list <nickname>
+        :usage: add <nickname> <permission1 permission2 ...>
+        :usage: remove <nickname> <permission1 permission2 ...>
+        :usage: set <nickname> <permission1 permission2 ...>
+        :require_mode: high
+        """
+        subcommand = event["args_split"][0].lower()
+        target = event["server"].get_user(event["args_split"][1])
+        access = event["target"].get_user_setting(target.id, "access", [])
+
+        if subcommand == "list":
+            event["stdout"].write("Access for %s: %s" % (target.nickname,
+                " ".join(access)))
+        elif subcommand == "set":
+            if not len(event["args_split"]) > 2:
+                raise utils.EventError("Please provide a list of permissions")
+            event["target"].set_user_setting(target.id, "access",
+                event["args_split"][2:])
+        elif subcommand == "add":
+            if not len(event["args_split"]) > 2:
+                raise utils.EventError("Please provide a list of permissions")
+            for acc in event["args_split"][2:]:
+                if acc in access:
+                    raise utils.EventError("%s already has '%s' permission" % (
+                        target.nickname, acc))
+                access.append(acc)
+            event["target"].set_user_setting(target.id, "access", access)
+            event["stdout"].write("Added permission to %s: %s" % (
+                target.nickname, " ".join(event["args_split"][2:])))
+        elif subcommand == "remove":
+            if not len(event["args_split"]) > 2:
+                raise utils.EventError("Please provide a list of permissions")
+            for acc in event["args_split"][2:]:
+                if not acc in access:
+                    raise utils.EventError("%s does not have '%s' permission" %
+                        (target.nickname, acc))
+                access.remove(acc)
+            event["target"].set_user_setting(target.id, "access", access)
+            event["stdout"].write("Removed permission from %s: %s" % (
+                target.nickname, " ".join(event["args_split"][2:])))