Dispatch: support file targets

if for some reason (spoilers: i have a reason) you would want to have
dispatched stuff go to a file, that can now be done. prepend the
(fully-qualified) filename with FILE: in the database and off you go

logging.cfg

@@ -1,5 +1,5 @@
 [loggers]
-keys = root,drbotzo,irclib,drbotzo.markov,drbotzo.weather
+keys = root,drbotzo,irclib,drbotzo.markov,drbotzo.weather,drbotzo.dispatch
 
 [handlers]
 keys = stdout,logfile
@@ -29,6 +29,12 @@ handlers = stdout,logfile
 propagate = 0
 qualname = drbotzo.markov
 
+[logger_drbotzo.dispatch]
+level = DEBUG
+handlers = stdout,logfile
+propagate = 0
+qualname = drbotzo.dispatch
+
 [logger_drbotzo.weather]
 level = DEBUG
 handlers = stdout,logfile

modules/Dispatch.py

@@ -18,6 +18,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 """
 
 import MySQLdb as mdb
+import os
+
+from extlib import irclib
 
 from Module import Module
 
@@ -94,9 +97,17 @@ class Dispatch(Module):
 
         notified = []
         for key, dest in self._get_key_and_destination(key):
-            msg = "[{0:s}] {1:s}".format(key, message.encode('utf-8', 'ignore'))
-            self.sendmsg(dest, msg)
-            notified.append(dest)
+            if irclib.is_channel(dest):
+                msg = "[{0:s}] {1:s}".format(key, message.encode('utf-8', 'ignore'))
+                self.sendmsg(dest, msg)
+                notified.append(dest)
+            elif dest.find('FILE:') == 0:
+                filename = dest.replace('FILE:', '')
+                filename = os.path.abspath(filename)
+                self.log.info("filename: {0:s}".format(filename))
+                msg = "[{0:s}] {1:s}\n".format(key, message.encode('utf-8', 'ignore'))
+                with open(filename, 'w') as f:
+                    f.write(msg)
 
         return notified