1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
|
<?php
/*
* Laconica - a distributed open-source microblogging tool
* Copyright (C) 2008, Controlez-Vous, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
if (!defined('LACONICA')) { exit(1); }
require_once('OAuth.php');
require_once(INSTALLDIR.'/lib/oauthstore.php');
require_once(INSTALLDIR.'/classes/Consumer.php');
require_once(INSTALLDIR.'/classes/Nonce.php');
require_once(INSTALLDIR.'/classes/Token.php');
require_once('Auth/Yadis/Yadis.php');
define('OAUTH_NAMESPACE', 'http://oauth.net/core/1.0/');
define('OMB_NAMESPACE', 'http://openmicroblogging.org/protocol/0.1');
define('OMB_VERSION_01', 'http://openmicroblogging.org/protocol/0.1');
define('OAUTH_DISCOVERY', 'http://oauth.net/discovery/1.0');
define('OMB_ENDPOINT_UPDATEPROFILE', OMB_NAMESPACE.'/updateProfile');
define('OMB_ENDPOINT_POSTNOTICE', OMB_NAMESPACE.'/postNotice');
define('OAUTH_ENDPOINT_REQUEST', OAUTH_NAMESPACE.'endpoint/request');
define('OAUTH_ENDPOINT_AUTHORIZE', OAUTH_NAMESPACE.'endpoint/authorize');
define('OAUTH_ENDPOINT_ACCESS', OAUTH_NAMESPACE.'endpoint/access');
define('OAUTH_ENDPOINT_RESOURCE', OAUTH_NAMESPACE.'endpoint/resource');
define('OAUTH_AUTH_HEADER', OAUTH_NAMESPACE.'parameters/auth-header');
define('OAUTH_POST_BODY', OAUTH_NAMESPACE.'parameters/post-body');
define('OAUTH_HMAC_SHA1', OAUTH_NAMESPACE.'signature/HMAC-SHA1');
function omb_oauth_consumer() {
static $con = NULL;
if (!$con) {
$con = new OAuthConsumer(common_root_url(), '');
}
return $con;
}
function omb_oauth_server() {
static $server = null;
if (!$server) {
$server = new OAuthServer(omb_oauth_datastore());
$server->add_signature_method(omb_hmac_sha1());
}
return $server;
}
function omb_oauth_datastore() {
static $store = NULL;
if (!$store) {
$store = new LaconicaOAuthDataStore();
}
return $store;
}
function omb_hmac_sha1() {
static $hmac_method = NULL;
if (!$hmac_method) {
$hmac_method = new OAuthSignatureMethod_HMAC_SHA1();
}
return $hmac_method;
}
function omb_get_services($xrd, $type) {
return $xrd->services(array(omb_service_filter($type)));
}
function omb_service_filter($type) {
return create_function('$s',
'return omb_match_service($s, \''.$type.'\');');
}
function omb_match_service($service, $type) {
return in_array($type, $service->getTypes());
}
function omb_service_uri($service) {
if (!$service) {
return NULL;
}
$uris = $service->getURIs();
if (!$uris) {
return NULL;
}
return $uris[0];
}
function omb_local_id($service) {
if (!$service) {
return NULL;
}
$els = $service->getElements('xrd:LocalID');
if (!$els) {
return NULL;
}
$el = $els[0];
return $service->parser->content($el);
}
function omb_broadcast_remote_subscribers($notice) {
# First, get remote users subscribed to this profile
common_debug('starting broadcast for notice #'.$notice->id, __FILE__);
$sub = new Subscription();
$sub->subscribed = $notice->profile_id;
$sub->selectAs();
$rp = new Remote_profile();
$sub->joinAdd($rp, 'INNER', NULL, 'subscriber');
if ($sub->find()) {
common_debug('Found subscriptions for '.$notice->id, __FILE__);
$posted = array();
while ($sub->fetch()) {
common_debug('sub = '.print_r($sub,TRUE), __FILE__);
common_debug('rp = '.print_r($rp,TRUE), __FILE__);
common_debug('Subscription by profile '.$sub->subscriber, __FILE__);
if (!$posted[$rp->postnoticeurl]) {
common_debug('Not yet posted to '.$rp->postnoticeurl, __FILE__);
if (omb_post_notice($notice, $rp, $sub)) {
common_debug('successful update to '.$rp->postnoticeurl, __FILE__);
$posted[$rp->postnoticeurl] = TRUE;
}
}
}
}
}
function omb_post_notice($notice, $remote_profile, $subscription) {
global $config; # for license URL
common_debug('Getting user '.$notice->profile_id, __FILE__);
$user = User::staticGet('id', $notice->profile_id);
common_debug('Got user "'.$user->nickname.'"', __FILE__);
$con = omb_oauth_consumer();
$token = new OAuthToken($subscription->token, $subscription->secret);
common_debug('Token: "'.$token->key.'","'.$token->secret.'"', __FILE__);
$url = $remote_profile->postnoticeurl;
common_debug('Postnotice URL is "'.$url.'"', __FILE__);
$parsed = parse_url($url);
$params = array();
parse_str($parsed['query'], $params);
$req = OAuthRequest::from_consumer_and_token($con, $token,
"POST", $url, $params);
$req->set_parameter('omb_version', OMB_VERSION_01);
$req->set_parameter('omb_listenee', $user->uri);
$req->set_parameter('omb_notice', $notice->uri);
$req->set_parameter('omb_notice_content', $notice->content);
$req->set_parameter('omb_notice_url', common_local_url('shownotice',
array('notice' =>
$notice->id)));
$req->set_parameter('omb_notice_license', $config['license']['url']);
$req->sign_request(omb_hmac_sha1(), $con, $tok);
# We re-use this tool's fetcher, since it's pretty good
$fetcher = Auth_Yadis_Yadis::getHTTPFetcher();
common_debug('Posting to URL "'.$req->get_normalized_http_url().'"', __FILE__);
common_debug('Sending POST data "'.$req->to_postdata().'"', __FILE__);
$result = $fetcher->post($req->get_normalized_http_url(),
$req->to_postdata());
common_debug('Got HTTP result "'.print_r($result,TRUE).'"', __FILE__);
if ($result->status == 403) { # not authorized, don't send again
common_debug('403 result, deleting subscription', __FILE__);
$subscription->delete();
return false;
} else if ($result->status != 200) {
common_debug('Error status '.$result->status, __FILE__);
return false;
} else { # success!
parse_str($result->body, $return);
if ($return['omb_version'] == OMB_VERSION_01) {
return true;
} else {
return false;
}
}
}
|
