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fb.py
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fb.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# fb.py - Some tests on the Facebook social network
# Copyright (C) 2011 0vercl0k
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
import sys
import urllib2
import cookielib
import re
import json
import traceback
from os import mkdir
from urllib import urlencode
class Friend:
def __init__(self, name, id):
self.name = name
self.id = id
def get_complete_name(self):
return self.name
def get_id(self):
return self.id
def __str__(self):
return '%s - id=%s' % (self.name, self.id)
class Facebook:
"""
A basic facebook interface
"""
def __init__(self, username, password):
# create the cookie jar
self.cookie_jar = cookielib.CookieJar()
# plug the cookie jar on our url_opener
self.url_opener = urllib2.build_opener(
urllib2.HTTPCookieProcessor(self.cookie_jar)
)
# authentification on your facebook acount
self.authentification(username, password)
# test if the authentification succeed or not
if self.is_authenticated() == False:
raise Exception('You are not authenticated, check your password/email')
# get our access token
self.access_token = self.get_access_token()
# get the list of your friends
self.my_friends = self.get_my_friends()
if len(self.my_friends) == 0:
raise Exception('You actually have not any friend')
def query_graph_api(self, who, what):
# query information to the graph facebook api
return self.url_opener.open('https://graph.facebook.com/%s/%s?access_token=%s&limit=1000' % (who, what, self.access_token)).read()
def get_my_friends(self):
# get a list of your friend
my_friends = {}
# Example of an entry:
# {"name": "Name Firstname","id": "012345678.."}
for friend_id, friend_name in re.findall('"name":"([^"]+)",\s*"id":"(\d+)"', self.query_graph_api('me', 'friends')):
my_friends[friend_id] = Friend(friend_id, friend_name)
self.my_friends = my_friends
return my_friends
def get_access_token(self):
# get our access token, useful to use the graph api
regxp = 'Friends: <a href="https://graph.facebook.com/me/friends\?access_token=(.+)">'
access_token = re.findall(regxp, self.url_opener.open('http://developers.facebook.com/docs/api').read())
if len(access_token) != 1:
raise Exception("Can't retrieve your access token :(")
return access_token[0]
def is_authenticated(self):
# Test if we are currently authenticated
return not 'Vous devez vous connecter pour voir cette page.' in self.url_opener.open('https://developers.facebook.com/docs/api').read()
def authentification(self, username, password):
# Authentification on the social network
params = urlencode(
{'email' : username,
'pass' : password}
)
self.url_opener.open('https://login.facebook.com/login.php', params)
self.url_opener.open('https://login.facebook.com/login.php', params)
def list_albums_friend(self, friend):
# list the different albums of a specific friend
if self.my_friend.has_key(friend.get_id()) == True:
return self.list_albums_id(friend.get_id())
else:
return None
def list_albums_id(self, id_friend):
# list the different albums of a specific friend thanks to its id
albums = json.loads(self.query_graph_api(id_friend, 'albums'))
albums_info = {}
# Entry example:
# {
# "id": "1253739440",
# "from": {
# "name": "Foo",
# "id": "134884"
# },
# "name": "photo album",
# "link": "https://www.facebook.com/album.php?fbid=blabla&id=foo&aid=bar",
# "cover_photo": "139488483",
# "count": 16,
# "type": "normal",
# "created_time": "2011-06-29T20:38:54+0000",
# "updated_time": "2011-07-10T20:38:38+0000"
for album in albums['data']:
albums_info[album['id']] = album
return albums_info
def username_to_id(self, username):
# retrieve the id for a specific username
info = json.loads(self.query_graph_api(username, ''))
return info['id']
def albumid_to_name(self, id):
# retrieve the name of an album identified by its id
return self.id_to_username(id)
def id_to_username(self, id):
# retrieve the username for a specific id
info = json.loads(self.query_graph_api(id, ''))
if info.has_key('username'):
return info['username']
else:
return info['name']
def list_albums(self, arg):
# list photo albums of a friend (id or Friend instance)
if type(arg) == Friend:
return self.list_albums_friend(arg)
else:
return self.list_albums_id(arg)
def download_all_albums(self, friend_id, mode = 'dir'):
# mirror all the photo albums in the current directory
albums = self.list_albums(friend_id)
# create a special directory to store the differents albums
root = './%s' % self.id_to_username(friend_id)
mkdir(root)
nb_total = 0
pics_name = 1
for id, album in albums.iteritems():
print '\t* %s - id=%s..\n\t[' % (album['name'], id),
# creation of the output directory if the user wants
if mode != 'dir':
path = '%s/%s' % (root, id)
mkdir(path)
pics_name = 1
else:
path = root
nb_per_album = 1
photos = json.loads(self.query_graph_api(id, 'photos'))
# downloading each photo of the current album
for photo in photos['data']:
sys.stdout.write('.')
sys.stdout.flush()
if 'source' in photo:
file = open('%s/%d.jpg' % (path, pics_name), 'wb')
file.write(self.url_opener.open(photo['source']).read())
file.close()
nb_per_album += 1
pics_name += 1
nb_total += (nb_per_album - 1)
print '] - %d pictures\n' % (nb_per_album - 1)
print 'A total of %d pictures downloaded.' % nb_total
def main(argc, argv):
try:
fb = Facebook('login', 'pwd')
print 'You are authenticated on facebook.com'
#print 'Retrieving the list of your friends..'
#f = fb.get_my_friends()
#print '%d friends retrieved.' % len(f)
#print 'Enumerating photo albums..'
#for id, album in fb.list_albums('x.y').iteritems():
# try:
# print '\t* %s (id=%s, count=%d)' % (album['name'], id, album['count'])
# except:
# print 'hmm an error occured'
# continue
print 'Downloading the albums..'
fb.download_all_albums('id_person')
except:
print 'ERROR:'
print traceback.print_exc()
return 0
return 1
if __name__ == '__main__':
sys.exit(main(len(sys.argv), sys.argv))