import logging
+import dbus
+import telepathy
+
import tp
+from tp._generated import Connection_Interface_Contact_Capabilities
+import util.misc as misc_utils
+
+
+_moduleLogger = logging.getLogger(__name__)
+
+
+class CapabilitiesMixin(
+ tp.ConnectionInterfaceCapabilities,
+ Connection_Interface_Contact_Capabilities.ConnectionInterfaceContactCapabilities,
+):
+
+ _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,
+ ),
+ }
+
+ text_chat_class = (
+ {
+ telepathy.CHANNEL_INTERFACE + '.ChannelType': telepathy.CHANNEL_TYPE_TEXT,
+ telepathy.CHANNEL_INTERFACE + '.TargetHandleType': dbus.UInt32(telepathy.HANDLE_TYPE_CONTACT),
+ },
+ [
+ telepathy.CHANNEL_INTERFACE + '.TargetHandle',
+ telepathy.CHANNEL_INTERFACE + '.TargetID',
+ ],
+ )
+
+ audio_chat_class = (
+ {
+ telepathy.CHANNEL_INTERFACE + '.ChannelType': telepathy.CHANNEL_TYPE_STREAMED_MEDIA,
+ telepathy.CHANNEL_INTERFACE + '.TargetHandleType': dbus.UInt32(telepathy.HANDLE_TYPE_CONTACT),
+ },
+ [
+ telepathy.CHANNEL_INTERFACE + '.TargetHandle',
+ telepathy.CHANNEL_INTERFACE + '.TargetID',
+ telepathy.CHANNEL_TYPE_STREAMED_MEDIA + '.InitialAudio',
+ ],
+ )
+
+ av_chat_class = (
+ {
+ telepathy.CHANNEL_INTERFACE + '.ChannelType': telepathy.CHANNEL_TYPE_STREAMED_MEDIA,
+ telepathy.CHANNEL_INTERFACE + '.TargetHandleType': dbus.UInt32(telepathy.HANDLE_TYPE_CONTACT),
+ },
+ [
+ telepathy.CHANNEL_INTERFACE + '.TargetHandle',
+ telepathy.CHANNEL_INTERFACE + '.TargetID',
+ telepathy.CHANNEL_TYPE_STREAMED_MEDIA + '.InitialAudio',
+ telepathy.CHANNEL_TYPE_STREAMED_MEDIA + '.InitialVideo',
+ ],
+ )
+
+ def __init__(self):
+ tp.ConnectionInterfaceCapabilities.__init__(self)
+ Connection_Interface_Contact_Capabilities.ConnectionInterfaceContactCapabilities.__init__(self)
+
+ def get_handle_by_id(self, handleType, handleId):
+ """
+ @abstract
+ """
+ raise NotImplementedError("Abstract function called")
+
+ @misc_utils.log_exception(_moduleLogger)
+ def GetCapabilities(self, handleIds):
+ ret = []
+ for handleId in handleIds:
+ if handleId != 0 and (telepathy.HANDLE_TYPE_CONTACT, handleId) not in self._handles:
+ raise telepathy.errors.InvalidHandle
+ 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
-_moduleLogger = logging.getLogger('capabilities')
+ def GetContactCapabilities(self, handles):
+ if 0 in handles:
+ raise telepathy.InvalidHandle('Contact handle list contains zero')
+ ret = dbus.Dictionary({}, signature='ua(a{sv}as)')
+ for i in handles:
+ handle = self.get_handle_by_id(telepathy.HANDLE_TYPE_CONTACT, i)
+ contactCapabilities = dbus.Dictionary(
+ (self.text_chat_class, self.audio_chat_class),
+ signature="sv",
+ )
+ ret[handle] = dbus.Array(contactCapabilities, signature='(a{sv}as)')
-class CapabilitiesMixin(tp.ConnectionInterfaceCapabilities):
+ return ret
- pass
+ def UpdateCapabilities(self, caps):
+ _moduleLogger.info("Ignoring updating contact capabilities")