From be24ae9dc234e47a632444c7e1c5bbf6c31be09f Mon Sep 17 00:00:00 2001
From: desvox <ofunknowndescent@gmail.com>
Date: Sat, 4 Aug 2018 08:21:01 -0500
Subject: [PATCH] Allow server to share configuration info with clients.

---
 clients/network_client.py | 14 ++++++++++++++
 clients/urwid/main.py     | 23 ++++++++++++-----------
 server.py                 | 12 +++++++++++-
 3 files changed, 37 insertions(+), 12 deletions(-)

diff --git a/clients/network_client.py b/clients/network_client.py
index 87f870e..c45ef8b 100644
--- a/clients/network_client.py
+++ b/clients/network_client.py
@@ -76,6 +76,7 @@ class BBJ(object):
         self.send_auth = True
         try:
             self.user = self("get_me")["data"]
+            self.update_instance_info()
         except URLError:
             raise URLError("Cannot connect to %s (is the server down?)" % self.base[0:-2])
 
@@ -178,6 +179,19 @@ class BBJ(object):
         raise e
 
 
+    def update_instance_info(self):
+        """
+        Stores configuration info for the connected BBJ server.
+
+        {
+            "instance_name": (string), // a title set by the server owner
+            "allow_anon": (bool) // whether anonymous participation is allowed
+        }
+        """
+        response = self("instance_info")
+        self.instance_info = response["data"]
+
+
     def validate(self, key, value, exception=AssertionError):
         """
         Uses the server's db_validate method to verify the validty
diff --git a/clients/urwid/main.py b/clients/urwid/main.py
index db3c82b..8e1fec8 100644
--- a/clients/urwid/main.py
+++ b/clients/urwid/main.py
@@ -218,7 +218,8 @@ default_prefs = {
     "dramatic_exit": True,
     "date": "%Y/%m/%d",
     "time": "%H:%M",
-    "frame_title": "> > T I L D E T O W N < <",
+    "frame_title": "BBJ",
+    "use_custom_frame_title": False,
     "max_text_width": 80,
     "confirm_anon": True,
     "edit_escapes": {
@@ -278,31 +279,31 @@ pinpath = os.path.join(os.getenv("HOME"), ".bbjpins")
 class App(object):
     def __init__(self):
         self.prefs = bbjrc("load")
-
-        self.mode = None
-        self.thread = None
-        self.usermap = {}
-        self.window_split = False
-        self.last_index_pos = None
-        self.last_alarm = None
         self.client_pinned_threads = load_client_pins()
+        self.usermap = {}
         self.match_data = {
             "query": "",
             "matches": [],
             "position": 0,
         }
 
-        # these can be changed and manipulated by other methods
+        self.mode = None
+        self.thread = None
+        self.window_split = False
+        self.last_index_pos = None
+        self.last_alarm = None
+
         self.walker = urwid.SimpleFocusListWalker([])
         self.box = ActionBox(self.walker)
         self.body = urwid.AttrMap(
             urwid.LineBox(
                 self.box,
-                title=self.prefs["frame_title"],
+                title=self.prefs["frame_title"]
+                        if self.prefs["use_custom_frame_title"]
+                        else network.instance_info["instance_name"],
                 **frame_theme()),
             "default"
         )
-
         self.loop = urwid.MainLoop(
             urwid.Frame(self.body),
             palette=colormap,
diff --git a/server.py b/server.py
index 9544ad2..c40640a 100644
--- a/server.py
+++ b/server.py
@@ -26,7 +26,7 @@ try:
         app_config.update(json.load(_conf))
 except FileNotFoundError:
     with open("config.json", "w") as _conf:
-        json.dump(app_config, _conf)
+        json.dump(app_config, _conf, indent=2)
 
 
 def api_method(function):
@@ -185,6 +185,16 @@ class API(object):
     after each method definition are for use in the `mkendpoints.py` script.
     """
 
+    @api_method
+    def instance_info(self, args, database, user, **kwargs):
+        """
+        Return configuration info for this running instance of the BBJ server.
+        """
+        return {
+            "allow_anon": app_config["allow_anon"],
+            "instance_name": app_config["instance_name"]
+        }
+
     @api_method
     def user_register(self, args, database, user, **kwargs):
         """