1 from org.maemo.hermes.engine.names import canonical
2 from org.maemo.hermes.engine.friend import Friend
3 import org.maemo.hermes.engine.service
5 class Service(org.maemo.hermes.engine.service.Service):
6 """Twitter backend for Hermes.
8 Copyright (c) Andrew Flegg <andrew@bleb.org> 2010.
9 Copyright (c) Fredrik Wendt <fredrik@wendt.se> 2010.
10 Released under the Artistic Licence."""
13 # -----------------------------------------------------------------------
14 def __init__(self, service_id, twitterApi):
15 org.maemo.hermes.engine.service.Service.__init__(self, service_id)
17 self._twitter = twitterApi
19 self._friends_by_name = {}
20 self._friends_by_url = {}
21 self._friends_by_contact = {}
23 self._known_urls = set()
26 # -----------------------------------------------------------------------
27 def pre_process_contact(self, contact):
28 """Registers URLs of all previous mappings, and makes sure that any Friends with those
29 URLs don't get match by name."""
30 for url in contact.get_urls():
31 self._known_urls.add(url)
34 # -----------------------------------------------------------------------
35 def process_friends(self):
36 tweeters = self._get_tweeters()
37 #print "got ", len(tweeters), " tweeters from twitter"
38 for tweeter in tweeters:
39 key = canonical(tweeter.name)
40 url = 'http://twitter.com/%s' % (tweeter.screen_name)
41 friend = Friend(tweeter.name)
42 friend.set_nickname(tweeter.screen_name)
44 friend.add_url(tweeter.url)
45 if '/default_profile' not in tweeter.profile_image_url:
46 friend.set_photo_url(tweeter.profile_image_url)
48 self._friends.append(friend)
49 self._friends_by_url[url] = friend
50 if url not in self._known_urls:
51 self._friends_by_name[key] = friend
54 # -----------------------------------------------------------------------
55 def process_contact(self, contact):
56 if self._friends_by_contact.has_key(contact) or \
57 self._match_contact_to_friend_by_urls(contact) or \
58 self._match_contact_to_friend_by_identifiers(contact):
59 return self._get_friend_by_contact(contact)
64 # -----------------------------------------------------------------------
65 def finalise(self, updated, overwrite=False):
69 # -----------------------------------------------------------------------
70 def get_contacts_with_match(self):
71 return self._friends_by_contact
74 # -----------------------------------------------------------------------
75 def get_unmatched_friends(self):
79 # -----------------------------------------------------------------------
80 def _get_tweeters(self):
82 return self._twitter.GetFriends()
83 except urllib2.HTTPError, e:
84 if e.code >= 500 and e.code <= 599:
85 print "Twitter down (fail whale): " + e.message
92 # -----------------------------------------------------------------------
93 def _get_friend_by_contact(self, contact):
94 return self._friends_by_contact[contact]
97 def _match_contact_to_friend_by_urls(self, contact):
98 for url in contact.get_urls():
99 if url in self._friends_by_url:
100 matched_friend = self._friends_by_url[url]
101 self._register_match(contact, matched_friend)
107 def _match_contact_to_friend_by_identifiers(self, contact):
108 for id in contact.get_identifiers():
109 if id in self._friends_by_name:
110 matched_friend = self._friends_by_name[id]
111 self._register_match(contact, matched_friend)
117 def _register_match(self, contact, friend):
118 friend.set_contact(contact)
119 self._friends_by_contact[contact] = friend
120 if friend in self._friends:
121 self._friends.remove(friend)