From ee83449d48d4e08fe4c1d81d5ffeeba8df0d04c7 Mon Sep 17 00:00:00 2001
From: Ed Page <eopage@byu.net>
Date: Sat, 30 Jan 2010 18:57:57 -0600
Subject: [PATCH] Simlifying capabilities and advertising text

---
 src/capabilities.py |   79 ++++++++++-----------------------------------------
 1 file changed, 15 insertions(+), 64 deletions(-)

diff --git a/src/capabilities.py b/src/capabilities.py
index 11a7f0c..34872a6 100644
--- a/src/capabilities.py
+++ b/src/capabilities.py
@@ -11,19 +11,20 @@ _moduleLogger = logging.getLogger('capabilities')
 
 class CapabilitiesMixin(tp.ConnectionInterfaceCapabilities):
 
+	_CAPABILITIES = {
+		telepathy.CHANNEL_TYPE_TEXT: (
+			telepathy.CONNECTION_CAPABILITY_FLAG_CREATE,
+			0,
+		),
+		telepathy.CHANNEL_TYPE_STREAMED_MEDIA: (
+			telepathy.CONNECTION_CAPABILITY_FLAG_CREATE |
+				telepathy.CONNECTION_CAPABILITY_FLAG_INVITE,
+			telepathy.CHANNEL_MEDIA_CAPABILITY_AUDIO,
+		),
+	}
+
 	def __init__(self):
 		tp.ConnectionInterfaceCapabilities.__init__(self)
-		self._implement_property_get(
-			telepathy.interfaces.CONN_INTERFACE_CAPABILITIES,
-			{"caps": self.GetCapabilities},
-		)
-
-	@property
-	def session(self):
-		"""
-		@abstract
-		"""
-		raise NotImplementedError("Abstract property called")
 
 	def get_handle_by_id(self, handleType, handleId):
 		"""
@@ -31,64 +32,14 @@ class CapabilitiesMixin(tp.ConnectionInterfaceCapabilities):
 		"""
 		raise NotImplementedError("Abstract function called")
 
-	def GetSelfHandle(self):
-		"""
-		@abstract
-		"""
-		raise NotImplementedError("Abstract function called")
-
 	@gtk_toolbox.log_exception(_moduleLogger)
 	def GetCapabilities(self, handleIds):
-		"""
-		@todo HACK Remove this once we are building against a fixed version of python-telepathy
-		"""
 		ret = []
 		for handleId in handleIds:
-			h = self.get_handle_by_id(telepathy.HANDLE_TYPE_CONTACT, handleId)
 			if handleId != 0 and (telepathy.HANDLE_TYPE_CONTACT, handleId) not in self._handles:
 				raise telepathy.errors.InvalidHandle
-			elif h in self._caps:
-				types = self._caps[h]
-				for type in types:
-					for ctype, specs in types.iteritems():
-						ret.append([handleId, type, specs[0], specs[1]])
-			else:
-				# No caps, so just default to the connection's caps
-				types = self._caps[self.GetSelfHandle()]
-				for type in types:
-					for ctype, specs in types.iteritems():
-						ret.append([handleId, type, specs[0], specs[1]])
-		return ret
 
-	@gtk_toolbox.log_exception(_moduleLogger)
-	def AdvertiseCapabilities(self, add, remove):
-		"""
-		@todo HACK Remove this once we are building against a fixed version of python-telepathy
-		"""
-		my_caps = self._caps.setdefault(self.GetSelfHandle(), {})
-
-		changed = {}
-		for ctype, spec_caps in add:
-			changed[ctype] = spec_caps
-		for ctype in remove:
-			changed[ctype] = None
-
-		caps = []
-		for ctype, spec_caps in changed.iteritems():
-			gen_old, spec_old = my_caps.get(ctype, (0, 0))
-			if spec_caps is None:
-				# channel type no longer supported (provider has gone away)
-				gen_new, spec_new = 0, 0
-			else:
-				# channel type supports new capabilities
-				gen_new, spec_new = gen_old, spec_old | spec_caps
-			if spec_old != spec_new or gen_old != gen_new:
-				caps.append((self.GetSelfHandle(), ctype, gen_old, gen_new,
-							spec_old, spec_new))
-
-		self.CapabilitiesChanged(caps)
-		_moduleLogger.info("CapsChanged %r" % self._caps)
-
-		# return all my capabilities
-		ret = [(ctype, caps[1]) for ctype, caps in my_caps.iteritems()]
+			h = self.get_handle_by_id(telepathy.HANDLE_TYPE_CONTACT, handleId)
+			for type, (gen, spec) in self._CAPABILITIES.iteritems():
+				ret.append([handleId, type, gen, spec])
 		return ret
-- 
1.7.9.5