root / snf-astakos-app / astakos / im / views / target / twitter.py @ 5bc77346
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1 | c101b32b | Kostas Papadimitriou | # Copyright 2011-2012 GRNET S.A. All rights reserved.
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2 | c101b32b | Kostas Papadimitriou | #
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3 | c101b32b | Kostas Papadimitriou | # Redistribution and use in source and binary forms, with or
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4 | c101b32b | Kostas Papadimitriou | # without modification, are permitted provided that the following
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5 | c101b32b | Kostas Papadimitriou | # conditions are met:
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6 | c101b32b | Kostas Papadimitriou | #
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7 | c101b32b | Kostas Papadimitriou | # 1. Redistributions of source code must retain the above
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8 | c101b32b | Kostas Papadimitriou | # copyright notice, this list of conditions and the following
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9 | c101b32b | Kostas Papadimitriou | # disclaimer.
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10 | c101b32b | Kostas Papadimitriou | #
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11 | c101b32b | Kostas Papadimitriou | # 2. Redistributions in binary form must reproduce the above
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12 | c101b32b | Kostas Papadimitriou | # copyright notice, this list of conditions and the following
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13 | c101b32b | Kostas Papadimitriou | # disclaimer in the documentation and/or other materials
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14 | c101b32b | Kostas Papadimitriou | # provided with the distribution.
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15 | c101b32b | Kostas Papadimitriou | #
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16 | c101b32b | Kostas Papadimitriou | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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17 | c101b32b | Kostas Papadimitriou | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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18 | c101b32b | Kostas Papadimitriou | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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19 | c101b32b | Kostas Papadimitriou | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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20 | c101b32b | Kostas Papadimitriou | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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21 | c101b32b | Kostas Papadimitriou | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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22 | c101b32b | Kostas Papadimitriou | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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23 | c101b32b | Kostas Papadimitriou | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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24 | c101b32b | Kostas Papadimitriou | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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25 | c101b32b | Kostas Papadimitriou | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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26 | c101b32b | Kostas Papadimitriou | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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27 | c101b32b | Kostas Papadimitriou | # POSSIBILITY OF SUCH DAMAGE.
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28 | c101b32b | Kostas Papadimitriou | #
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29 | c101b32b | Kostas Papadimitriou | # The views and conclusions contained in the software and
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30 | c101b32b | Kostas Papadimitriou | # documentation are those of the authors and should not be
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31 | c101b32b | Kostas Papadimitriou | # interpreted as representing official policies, either expressed
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32 | c101b32b | Kostas Papadimitriou | # or implied, of GRNET S.A.
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33 | c101b32b | Kostas Papadimitriou | |
34 | c8d89a3c | Kostas Papadimitriou | import logging |
35 | 3c5a2b21 | Kostas Papadimitriou | import oauth2 as oauth |
36 | 3c5a2b21 | Kostas Papadimitriou | import cgi |
37 | 3c5a2b21 | Kostas Papadimitriou | import urllib |
38 | c630fee6 | Kostas Papadimitriou | |
39 | c101b32b | Kostas Papadimitriou | from django.contrib import messages |
40 | c101b32b | Kostas Papadimitriou | from django.views.decorators.http import require_http_methods |
41 | 29576723 | Sofia Papagiannaki | from django.http import HttpResponseRedirect, urlencode |
42 | c101b32b | Kostas Papadimitriou | from django.core.urlresolvers import reverse |
43 | 3c5a2b21 | Kostas Papadimitriou | from django.conf import settings as django_settings |
44 | c101b32b | Kostas Papadimitriou | |
45 | 29576723 | Sofia Papagiannaki | from urlparse import urlunsplit, urlsplit, parse_qsl |
46 | c101b32b | Kostas Papadimitriou | |
47 | 3e0a032d | Sofia Papagiannaki | from astakos.im.models import AstakosUser |
48 | c101b32b | Kostas Papadimitriou | from astakos.im import settings |
49 | 3e0a032d | Sofia Papagiannaki | from astakos.im.views.target import get_pending_key, \ |
50 | 3e0a032d | Sofia Papagiannaki | handle_third_party_signup, handle_third_party_login, \ |
51 | 3e0a032d | Sofia Papagiannaki | init_third_party_session
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52 | 3e0a032d | Sofia Papagiannaki | from astakos.im.views.decorators import cookie_fix, requires_auth_provider |
53 | c101b32b | Kostas Papadimitriou | |
54 | c101b32b | Kostas Papadimitriou | logger = logging.getLogger(__name__) |
55 | c101b32b | Kostas Papadimitriou | |
56 | c101b32b | Kostas Papadimitriou | |
57 | 3c5a2b21 | Kostas Papadimitriou | def django_setting(key, default): |
58 | 3c5a2b21 | Kostas Papadimitriou | return getattr(django_settings, 'TWITTER_%s' % key.upper, default) |
59 | 3c5a2b21 | Kostas Papadimitriou | |
60 | 3c5a2b21 | Kostas Papadimitriou | request_token_url = django_setting( |
61 | 3c5a2b21 | Kostas Papadimitriou | 'request_token_url',
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62 | 3c5a2b21 | Kostas Papadimitriou | 'https://api.twitter.com/oauth/request_token')
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63 | 3c5a2b21 | Kostas Papadimitriou | access_token_url = django_setting( |
64 | 3c5a2b21 | Kostas Papadimitriou | 'access_token_url',
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65 | 3c5a2b21 | Kostas Papadimitriou | 'https://api.twitter.com/oauth/access_token')
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66 | 3c5a2b21 | Kostas Papadimitriou | authenticate_url = django_setting( |
67 | 3c5a2b21 | Kostas Papadimitriou | 'authenticate_url',
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68 | 3c5a2b21 | Kostas Papadimitriou | 'https://api.twitter.com/oauth/authenticate')
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69 | 3c5a2b21 | Kostas Papadimitriou | |
70 | c101b32b | Kostas Papadimitriou | |
71 | 9d20fe23 | Kostas Papadimitriou | @requires_auth_provider('twitter') |
72 | c101b32b | Kostas Papadimitriou | @require_http_methods(["GET", "POST"]) |
73 | 222305b7 | Sofia Papagiannaki | @cookie_fix
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74 | c101b32b | Kostas Papadimitriou | def login(request): |
75 | 0e79735c | Kostas Papadimitriou | init_third_party_session(request) |
76 | 1c4e8364 | Kostas Papadimitriou | force_login = request.GET.get('force_login',
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77 | 1c4e8364 | Kostas Papadimitriou | settings.TWITTER_AUTH_FORCE_LOGIN) |
78 | 9d20fe23 | Kostas Papadimitriou | consumer = oauth.Consumer(settings.TWITTER_TOKEN, |
79 | 9d20fe23 | Kostas Papadimitriou | settings.TWITTER_SECRET) |
80 | 9d20fe23 | Kostas Papadimitriou | client = oauth.Client(consumer) |
81 | c101b32b | Kostas Papadimitriou | resp, content = client.request(request_token_url, "GET")
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82 | c101b32b | Kostas Papadimitriou | if resp['status'] != '200': |
83 | c101b32b | Kostas Papadimitriou | messages.error(request, 'Invalid Twitter response')
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84 | e6d8c1c0 | Kostas Papadimitriou | logger.error("Invalid twitter response %s", resp)
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85 | e6d8c1c0 | Kostas Papadimitriou | return HttpResponseRedirect(reverse('edit_profile')) |
86 | e6d8c1c0 | Kostas Papadimitriou | |
87 | e6d8c1c0 | Kostas Papadimitriou | oa_resp = dict(cgi.parse_qsl(content))
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88 | e6d8c1c0 | Kostas Papadimitriou | if 'status' in oa_resp and oa_resp['status'] != '200': |
89 | e6d8c1c0 | Kostas Papadimitriou | messages.error(request, 'Invalid Twitter response')
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90 | e6d8c1c0 | Kostas Papadimitriou | logger.error("Invalid twitter response %s", resp)
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91 | c101b32b | Kostas Papadimitriou | return HttpResponseRedirect(reverse('edit_profile')) |
92 | c101b32b | Kostas Papadimitriou | |
93 | c101b32b | Kostas Papadimitriou | request.session['request_token'] = dict(cgi.parse_qsl(content)) |
94 | 1c4e8364 | Kostas Papadimitriou | params = { |
95 | 1c4e8364 | Kostas Papadimitriou | 'oauth_token': request.session['request_token']['oauth_token'], |
96 | 1c4e8364 | Kostas Papadimitriou | } |
97 | 1c4e8364 | Kostas Papadimitriou | if force_login:
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98 | 1c4e8364 | Kostas Papadimitriou | params['force_login'] = 1 |
99 | 1c4e8364 | Kostas Papadimitriou | |
100 | dd5f8f4d | Kostas Papadimitriou | if request.GET.get('key', None): |
101 | dd5f8f4d | Kostas Papadimitriou | request.session['pending_key'] = request.GET.get('key') |
102 | dd5f8f4d | Kostas Papadimitriou | |
103 | 64492c49 | Kostas Papadimitriou | if request.GET.get('next', None): |
104 | 64492c49 | Kostas Papadimitriou | request.session['next_url'] = request.GET.get('next') |
105 | dd5f8f4d | Kostas Papadimitriou | |
106 | 1c4e8364 | Kostas Papadimitriou | url = "%s?%s" % (authenticate_url, urllib.urlencode(params))
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107 | c101b32b | Kostas Papadimitriou | return HttpResponseRedirect(url)
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108 | c101b32b | Kostas Papadimitriou | |
109 | c101b32b | Kostas Papadimitriou | |
110 | c101b32b | Kostas Papadimitriou | @requires_auth_provider('twitter', login=True) |
111 | c101b32b | Kostas Papadimitriou | @require_http_methods(["GET", "POST"]) |
112 | 222305b7 | Sofia Papagiannaki | @cookie_fix
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113 | 8fb8d0cf | Giorgos Korfiatis | def authenticated(request, |
114 | 8fb8d0cf | Giorgos Korfiatis | template='im/third_party_check_local.html',
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115 | 8fb8d0cf | Giorgos Korfiatis | extra_context=None):
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116 | 7beef200 | Kostas Papadimitriou | |
117 | 7beef200 | Kostas Papadimitriou | if extra_context is None: |
118 | 7beef200 | Kostas Papadimitriou | extra_context = {} |
119 | c101b32b | Kostas Papadimitriou | |
120 | 9d20fe23 | Kostas Papadimitriou | consumer = oauth.Consumer(settings.TWITTER_TOKEN, |
121 | 9d20fe23 | Kostas Papadimitriou | settings.TWITTER_SECRET) |
122 | 9d20fe23 | Kostas Papadimitriou | client = oauth.Client(consumer) |
123 | 9d20fe23 | Kostas Papadimitriou | |
124 | 1c4e8364 | Kostas Papadimitriou | if request.GET.get('denied'): |
125 | 1c4e8364 | Kostas Papadimitriou | return HttpResponseRedirect(reverse('edit_profile')) |
126 | 1c4e8364 | Kostas Papadimitriou | |
127 | c101b32b | Kostas Papadimitriou | if not 'request_token' in request.session: |
128 | c101b32b | Kostas Papadimitriou | messages.error(request, 'Twitter handshake failed')
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129 | c101b32b | Kostas Papadimitriou | return HttpResponseRedirect(reverse('edit_profile')) |
130 | c101b32b | Kostas Papadimitriou | |
131 | c101b32b | Kostas Papadimitriou | token = oauth.Token(request.session['request_token']['oauth_token'], |
132 | 8fb8d0cf | Giorgos Korfiatis | request.session['request_token']['oauth_token_secret']) |
133 | c101b32b | Kostas Papadimitriou | client = oauth.Client(consumer, token) |
134 | c101b32b | Kostas Papadimitriou | |
135 | c101b32b | Kostas Papadimitriou | # Step 2. Request the authorized access token from Twitter.
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136 | 29576723 | Sofia Papagiannaki | parts = list(urlsplit(access_token_url))
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137 | 29576723 | Sofia Papagiannaki | params = dict(parse_qsl(parts[3], keep_blank_values=True)) |
138 | 29576723 | Sofia Papagiannaki | oauth_verifier = request.GET.get('oauth_verifier')
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139 | 29576723 | Sofia Papagiannaki | params['oauth_verifier'] = oauth_verifier
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140 | 29576723 | Sofia Papagiannaki | parts[3] = urlencode(params)
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141 | 29576723 | Sofia Papagiannaki | parameterized_url = urlunsplit(parts) |
142 | 29576723 | Sofia Papagiannaki | |
143 | 29576723 | Sofia Papagiannaki | resp, content = client.request(parameterized_url, "GET")
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144 | 29576723 | Sofia Papagiannaki | |
145 | c101b32b | Kostas Papadimitriou | if resp['status'] != '200': |
146 | c101b32b | Kostas Papadimitriou | try:
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147 | 1c4e8364 | Kostas Papadimitriou | del request.session['request_token'] |
148 | c101b32b | Kostas Papadimitriou | except:
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149 | 1c4e8364 | Kostas Papadimitriou | pass
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150 | c101b32b | Kostas Papadimitriou | messages.error(request, 'Invalid Twitter response')
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151 | e6d8c1c0 | Kostas Papadimitriou | logger.error("Invalid twitter response %s", resp)
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152 | c101b32b | Kostas Papadimitriou | return HttpResponseRedirect(reverse('edit_profile')) |
153 | c101b32b | Kostas Papadimitriou | |
154 | c101b32b | Kostas Papadimitriou | access_token = dict(cgi.parse_qsl(content))
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155 | c101b32b | Kostas Papadimitriou | userid = access_token['user_id']
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156 | 3a72a5d4 | Kostas Papadimitriou | username = access_token.get('screen_name', userid)
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157 | c630fee6 | Kostas Papadimitriou | provider_info = {'screen_name': username}
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158 | c630fee6 | Kostas Papadimitriou | affiliation = 'Twitter.com'
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159 | c101b32b | Kostas Papadimitriou | |
160 | c101b32b | Kostas Papadimitriou | try:
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161 | 0e79735c | Kostas Papadimitriou | return handle_third_party_login(request, 'twitter', userid, |
162 | c8d89a3c | Kostas Papadimitriou | provider_info, affiliation) |
163 | c101b32b | Kostas Papadimitriou | except AstakosUser.DoesNotExist, e:
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164 | c8d89a3c | Kostas Papadimitriou | third_party_key = get_pending_key(request) |
165 | dd5f8f4d | Kostas Papadimitriou | user_info = {'affiliation': affiliation}
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166 | dd5f8f4d | Kostas Papadimitriou | return handle_third_party_signup(request, userid, 'twitter', |
167 | dd5f8f4d | Kostas Papadimitriou | third_party_key, |
168 | dd5f8f4d | Kostas Papadimitriou | provider_info, |
169 | dd5f8f4d | Kostas Papadimitriou | user_info, |
170 | dd5f8f4d | Kostas Papadimitriou | template, |
171 | dd5f8f4d | Kostas Papadimitriou | extra_context) |