87 lines
2.1 KiB
Python
87 lines
2.1 KiB
Python
import pwd
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import os
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from Service import Service
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from sugar import env
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PRESENCE_SERVICE_TYPE = "_olpc_presence._tcp"
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PRESENCE_SERVICE_PORT = 6000
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__buddy_service_types = [PRESENCE_SERVICE_TYPE]
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def recognize_buddy_service_type(stype):
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if stype not in __buddy_service_types:
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__buddy_service_types.append(stype)
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def get_recognized_buddy_service_types():
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return __buddy_service_types[:]
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class Buddy(object):
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def __init__(self, service):
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self._services = {}
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self._services[service.get_type()] = service
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self._nick_name = service.get_name()
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self._address = service.get_address()
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def get_icon(self):
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"""Return the buddies icon, if any."""
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return self._icon
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def get_address(self):
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return self._address
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def add_service(self, service):
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if service.get_name() != self._nick_name:
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return False
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if service.get_address() != self._address:
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return False
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if self._services.has_key(service.get_type()):
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return False
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self._services[service.get_type()] = service
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def remove_service(self, stype):
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if self._services.has_key(stype):
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del self._services[stype]
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def get_service(self, stype):
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if self._services.has_key(stype):
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return self._services[stype]
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return None
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def get_nick_name(self):
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return self._nick_name
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def set_icon(self, icon):
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"""Can only set icon for other buddies. The Owner
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takes care of setting it's own icon."""
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self._icon = icon
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class Owner(Buddy):
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"""Class representing the owner of this machine/instance."""
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def __init__(self, group):
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self._group = group
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nick = pwd.getpwuid(os.getuid())[0]
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if not nick or not len(nick):
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nick = "n00b"
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self._presence_service = Service(nick, PRESENCE_SERVICE_TYPE, PRESENCE_SERVICE_PORT)
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Buddy.__init__(self, self._presence_service)
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for fname in os.listdir(env.get_user_dir()):
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if not fname.startswith("buddy-icon."):
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continue
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fd = open(os.path.join(env.get_user_dir(), fname), "r")
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self._icon = fd.read()
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fd.close()
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break
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def set_icon(self, icon):
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"""Can only set icon in constructor for now."""
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pass
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def register(self):
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self._presence_service.register(self._group)
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