move IRC server settings to database

this is the first step in trying to get the bot to support multiple
servers with different channels, countdown triggers, and so on

this also ends up affecting some configuration around:
* dispatch
* markov
* admin privmsg form

dispatch/migrations/0006_xmlrpc_settings.py

@@ -0,0 +1,23 @@
+# Generated by Django 3.1.2 on 2021-04-25 14:37
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('dispatch', '0005_auto_20160116_1955'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='dispatcher',
+            name='bot_xmlrpc_host',
+            field=models.CharField(default='localhost', max_length=200),
+        ),
+        migrations.AddField(
+            model_name='dispatcher',
+            name='bot_xmlrpc_port',
+            field=models.PositiveSmallIntegerField(default=13132),
+        ),
+    ]

dispatch/models.py

@@ -1,10 +1,8 @@
 """Track dispatcher configurations."""
-
 import logging
 
 from django.db import models
 
-
 log = logging.getLogger('dispatch.models')
 
 
@@ -13,6 +11,9 @@ class Dispatcher(models.Model):
 
     key = models.CharField(max_length=16, unique=True)
 
+    bot_xmlrpc_host = models.CharField(max_length=200, default='localhost')
+    bot_xmlrpc_port = models.PositiveSmallIntegerField(default=13132)
+
     class Meta:
         """Meta options."""
 
@@ -21,7 +22,7 @@ class Dispatcher(models.Model):
         )
 
     def __str__(self):
-        """String representation."""
+        """Provide string representation."""
         return "{0:s}".format(self.key)
 
 
@@ -42,5 +43,5 @@ class DispatcherAction(models.Model):
     include_key = models.BooleanField(default=False)
 
     def __str__(self):
-        """String representation."""
+        """Provide string representation."""
         return "{0:s} -> {1:s} {2:s}".format(self.dispatcher.key, self.type, self.destination)

dispatch/views.py

@@ -1,18 +1,15 @@
 """Handle dispatcher API requests."""
-
 import copy
 import logging
 import os
 import xmlrpc.client
 
-from django.conf import settings
 from rest_framework import generics, status
 from rest_framework.permissions import IsAuthenticated
 from rest_framework.response import Response
 
 from dispatch.models import Dispatcher, DispatcherAction
-from dispatch.serializers import DispatchMessageSerializer, DispatcherSerializer, DispatcherActionSerializer
-
+from dispatch.serializers import DispatcherActionSerializer, DispatcherSerializer, DispatchMessageSerializer
 
 log = logging.getLogger('dispatch.views')
 
@@ -77,7 +74,7 @@ class DispatchMessage(generics.GenericAPIView):
                 if action.type == DispatcherAction.PRIVMSG_TYPE:
                     # connect over XML-RPC and send
                     try:
-                        bot_url = 'http://{0:s}:{1:d}/'.format(settings.IRCBOT_XMLRPC_HOST, settings.IRCBOT_XMLRPC_PORT)
+                        bot_url = 'http://{0:s}:{1:d}/'.format(dispatcher.bot_xmlrpc_host, dispatcher.bot_xmlrpc_port)
                         bot = xmlrpc.client.ServerProxy(bot_url, allow_none=True)
                         log.debug("sending '%s' to channel %s", text, action.destination)
                         bot.reply(None, text, False, action.destination)