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
194
195
196
197
198
199
|
<?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); }
function get_twitter_data($uri, $screen_name, $password) {
$options = array(
CURLOPT_USERPWD => sprintf("%s:%s", $screen_name, $password),
CURLOPT_RETURNTRANSFER => true,
CURLOPT_FAILONERROR => true,
CURLOPT_HEADER => false,
CURLOPT_FOLLOWLOCATION => true,
// CURLOPT_USERAGENT => "identi.ca",
CURLOPT_CONNECTTIMEOUT => 120,
CURLOPT_TIMEOUT => 120
);
$ch = curl_init($uri);
curl_setopt_array($ch, $options);
$data = curl_exec($ch);
$errmsg = curl_error($ch);
if ($errmsg) {
common_debug("Twitter bridge - cURL error: $errmsg - trying to load: $uri with user $twit_user.",
__FILE__);
}
curl_close($ch);
return $data;
}
function twitter_user_info($screen_name, $password) {
$uri = "http://twitter.com/users/show/$screen_name.json";
$data = get_twitter_data($uri, $screen_name, $password);
if (!$data) {
return false;
}
$twit_user = json_decode($data);
if (!$twit_user) {
return false;
}
return $twit_user;
}
function update_twitter_user($fuser, $twitter_id, $screen_name) {
$original = clone($fuser);
$fuser->nickname = $screen_name;
$fuser->uri = 'http://twitter.com/' . $screen_name;
$result = $fuser->updateKeys($original);
if (!$result) {
common_log_db_error($fuser, 'UPDATE', __FILE__);
return false;
}
return true;
}
function add_twitter_user($twitter_id, $screen_name) {
// Otherwise, create a new Twitter user
$fuser = DB_DataObject::factory('foreign_user');
$fuser->nickname = $screen_name;
$fuser->uri = 'http://twitter.com/' . $screen_name;
$fuser->id = $twitter_id;
$fuser->service = 1; // Twitter
$fuser->created = common_sql_now();
$result = $fuser->insert();
if (!$result) {
common_debug("Twitter bridge - failed to add new Twitter user: $twitter_id - $screen_name.");
common_log_db_error($fuser, 'INSERT', __FILE__);
return false;
}
common_debug("Twitter bridge - Added new Twitter user: $screen_name ($twitter_id).");
return true;
}
// Creates or Updates a Twitter user
function save_twitter_user($twitter_id, $screen_name) {
// Check to see whether the Twitter user is already in the system,
// and update its screen name and uri if so.
$fuser = Foreign_user::getForeignUser($twitter_id, 1);
if ($fuser) {
// Only update if Twitter screen name has changed
if ($fuser->nickname != $screen_name) {
common_debug('Twitter bridge - Updated nickname (and URI) for Twitter user ' .
"$fuser->id to $screen_name, was $fuser->nickname");
return update_twitter_user($fuser, $twitter_id, $screen_name);
}
} else {
return add_twitter_user($twitter_id, $screen_name);
}
return true;
}
function retreive_twitter_friends($twitter_id, $screen_name, $password) {
$uri = "http://twitter.com/statuses/friends/$twitter_id.json?page=";
$twitter_user = twitter_user_info($screen_name, $password);
// Calculate how many pages to get...
$pages = ceil($twitter_user->friends_count / 100);
if ($pages == 0) {
common_debug("Twitter bridge - Twitter user $screen_name has no friends! Lame.");
}
$friends = array();
for ($i = 1; $i <= $pages; $i++) {
$data = get_twitter_data($uri . $i, $screen_name, $password);
if (!$data) {
return NULL;
}
$more_friends = json_decode($data);
if (!$more_friends) {
return NULL;
}
$friends = array_merge($friends, $more_friends);
}
return $friends;
}
function save_twitter_friends($user, $twitter_id, $screen_name, $password) {
$friends = retreive_twitter_friends($twitter_id, $screen_name, $password);
if (is_null($friends)) {
common_debug("Twitter bridge - Couldn't get friends data from Twitter.");
return false;
}
foreach ($friends as $friend) {
$friend_name = $friend->screen_name;
$friend_id = $friend->id;
// Update or create the Foreign_user record
if (!save_twitter_user($friend_id, $friend_name)) {
return false;
}
// Check to see if there's a related local user
$flink = Foreign_link::getByForeignID($friend_id, 1);
if ($flink) {
// Get associated user and subscribe her
$friend_user = User::staticGet('id', $flink->user_id);
subs_subscribe_to($user, $friend_user);
common_debug("Twitter bridge - subscribed $friend_user->nickname to $user->nickname.");
}
}
return true;
}
|
