# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1445004661 -7200
# Node ID 95b15ca80c25f68deaf3018b483445f3fd54b83f
# Parent  034ae540e07a4e4e34276eb77b67dc24996e0d3b
Moved sending attendee determination into the common client abstraction.

diff -r 034ae540e07a -r 95b15ca80c25 imiptools/client.py
--- a/imiptools/client.py	Fri Oct 16 00:11:25 2015 +0200
+++ b/imiptools/client.py	Fri Oct 16 16:11:01 2015 +0200
@@ -201,6 +201,16 @@
         if self.messenger and self.messenger.sender != get_address(self.user):
             attr["SENT-BY"] = get_uri(self.messenger.sender)
 
+    def get_sending_attendee(self):
+
+        "Return the attendee who sent the current object."
+
+        calendar_uri = get_uri(config.MESSAGE_SENDER)
+        for attendee, attendee_attr in uri_items(self.obj.get_items("ATTENDEE")):
+            if attendee_attr.get("SENT-BY") == calendar_uri:
+                return get_uri(attendee)
+        return None
+
     def get_periods(self, obj):
 
         """
diff -r 034ae540e07a -r 95b15ca80c25 imiptools/handlers/person_outgoing.py
--- a/imiptools/handlers/person_outgoing.py	Fri Oct 16 00:11:25 2015 +0200
+++ b/imiptools/handlers/person_outgoing.py	Fri Oct 16 16:11:01 2015 +0200
@@ -21,8 +21,7 @@
 """
 
 from imiptools.client import Client
-from imiptools.config import MESSAGE_SENDER
-from imiptools.data import get_uri, uri_dict, uri_items, uri_values
+from imiptools.data import get_uri, uri_dict, uri_values
 from imiptools.handlers import Handler
 from imiptools.handlers.common import CommonEvent
 
@@ -50,10 +49,7 @@
             # chosen.
 
             else:
-                calendar_uri = get_uri(MESSAGE_SENDER)
-                for attendee, attendee_attr in uri_items(self.obj.get_items("ATTENDEE")):
-                    if attendee_attr.get("SENT-BY") == calendar_uri:
-                        self.user = get_uri(attendee)
+                self.user = self.get_sending_attendee()
 
     def _add(self):