3 * StatusNet - the distributed open-source microblogging tool
4 * Copyright (C) 2008, 2009, StatusNet, Inc.
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU Affero General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU Affero General Public License for more details.
16 * You should have received a copy of the GNU Affero General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 require_once INSTALLDIR . '/plugins/Facebook/facebook/facebook.php';
21 require_once INSTALLDIR . '/plugins/Facebook/facebookaction.php';
22 require_once INSTALLDIR . '/lib/noticelist.php';
24 define("FACEBOOK_SERVICE", 2); // Facebook is foreign_service ID 2
25 define("FACEBOOK_NOTICE_PREFIX", 1);
26 define("FACEBOOK_PROMPTED_UPDATE_PREF", 2);
28 function getFacebook()
30 static $facebook = null;
32 $apikey = common_config('facebook', 'apikey');
33 $secret = common_config('facebook', 'secret');
35 if ($facebook === null) {
36 $facebook = new Facebook($apikey, $secret);
39 if (empty($facebook)) {
40 common_log(LOG_ERR, 'Could not make new Facebook client obj!',
47 function isFacebookBound($notice, $flink) {
55 if ($notice->source == 'Facebook') {
56 common_log(LOG_INFO, "Skipping notice $notice->id because its " .
57 'source is Facebook.');
61 // If the user does not want to broadcast to Facebook, move along
63 if (!($flink->noticesync & FOREIGN_NOTICE_SEND == FOREIGN_NOTICE_SEND)) {
64 common_log(LOG_INFO, "Skipping notice $notice->id " .
65 'because user has FOREIGN_NOTICE_SEND bit off.');
69 // If it's not a reply, or if the user WANTS to send @-replies,
70 // then, yeah, it can go to Facebook.
72 if (!preg_match('/@[a-zA-Z0-9_]{1,15}\b/u', $notice->content) ||
73 ($flink->noticesync & FOREIGN_NOTICE_SEND_REPLY)) {
81 function facebookBroadcastNotice($notice)
83 $facebook = getFacebook();
84 $flink = Foreign_link::getByUserID($notice->profile_id, FACEBOOK_SERVICE);
86 if (isFacebookBound($notice, $flink)) {
88 // Okay, we're good to go, update the FB status
91 $fbuid = $flink->foreign_id;
92 $user = $flink->getUser();
93 $attachments = $notice->attachments();
97 // Get the status 'verb' (prefix) the user has set
99 // XXX: Does this call count against our per user FB request limit?
100 // If so we should consider storing verb elsewhere or not storing
102 $prefix = trim($facebook->api_client->data_getUserPreference(FACEBOOK_NOTICE_PREFIX,
105 $status = "$prefix $notice->content";
107 $can_publish = $facebook->api_client->users_hasAppPermission('publish_stream',
110 $can_update = $facebook->api_client->users_hasAppPermission('status_update',
112 if (!empty($attachments) && $can_publish == 1) {
113 $fbattachment = format_attachments($attachments);
114 $facebook->api_client->stream_publish($status, $fbattachment,
117 "Posted notice $notice->id w/attachment " .
118 "to Facebook user's stream (fbuid = $fbuid).");
119 } elseif ($can_update == 1 || $can_publish == 1) {
120 $facebook->api_client->users_setStatus($status, $fbuid, false, true);
122 "Posted notice $notice->id to Facebook " .
123 "as a status update (fbuid = $fbuid).");
125 $msg = "Not sending notice $notice->id to Facebook " .
126 "because user $user->nickname hasn't given the " .
127 'Facebook app \'status_update\' or \'publish_stream\' permission.';
128 common_log(LOG_WARNING, $msg);
131 // Finally, attempt to update the user's profile box
133 if ($can_publish == 1 || $can_update == 1) {
134 updateProfileBox($facebook, $flink, $notice);
137 } catch (FacebookRestClientException $e) {
139 $code = $e->getCode();
141 $msg = "Facebook returned error code $code: " .
142 $e->getMessage() . ' - ' .
143 "Unable to update Facebook status (notice $notice->id) " .
144 "for $user->nickname (user id: $user->id)!";
146 common_log(LOG_WARNING, $msg);
148 if ($code == 100 || $code == 200 || $code == 250) {
150 // 100 The account is 'inactive' (probably - this is not well documented)
151 // 200 The application does not have permission to operate on the passed in uid parameter.
152 // 250 Updating status requires the extended permission status_update or publish_stream.
153 // see: http://wiki.developers.facebook.com/index.php/Users.setStatus#Example_Return_XML
155 remove_facebook_app($flink);
159 // Try sending again later.
171 function updateProfileBox($facebook, $flink, $notice) {
172 $fbaction = new FacebookAction($output = 'php://output',
173 $indent = null, $facebook, $flink);
174 $fbaction->updateProfileBox($notice);
177 function format_attachments($attachments)
179 $fbattachment = array();
180 $fbattachment['media'] = array();
182 foreach($attachments as $attachment)
184 if($enclosure = $attachment->getEnclosure()){
185 $fbmedia = get_fbmedia_for_attachment($enclosure);
187 $fbmedia = get_fbmedia_for_attachment($attachment);
190 $fbattachment['media'][]=$fbmedia;
192 $fbattachment['name'] = ($attachment->title ?
193 $attachment->title : $attachment->url);
194 $fbattachment['href'] = $attachment->url;
197 if(count($fbattachment['media'])>0){
198 unset($fbattachment['name']);
199 unset($fbattachment['href']);
201 return $fbattachment;
205 * given an File objects, returns an associative array suitable for Facebook media
207 function get_fbmedia_for_attachment($attachment)
211 if (strncmp($attachment->mimetype, 'image/', strlen('image/')) == 0) {
212 $fbmedia['type'] = 'image';
213 $fbmedia['src'] = $attachment->url;
214 $fbmedia['href'] = $attachment->url;
215 } else if ($attachment->mimetype == 'audio/mpeg') {
216 $fbmedia['type'] = 'mp3';
217 $fbmedia['src'] = $attachment->url;
218 }else if ($attachment->mimetype == 'application/x-shockwave-flash') {
219 $fbmedia['type'] = 'flash';
221 // http://wiki.developers.facebook.com/index.php/Attachment_%28Streams%29
222 // says that imgsrc is required... but we have no value to put in it
223 // $fbmedia['imgsrc']='';
225 $fbmedia['swfsrc'] = $attachment->url;
232 function remove_facebook_app($flink)
235 $user = $flink->getUser();
237 common_log(LOG_INFO, 'Removing Facebook App Foreign link for ' .
238 "user $user->nickname (user id: $user->id).");
240 $result = $flink->delete();
242 if (empty($result)) {
243 common_log(LOG_ERR, 'Could not remove Facebook App ' .
244 "Foreign_link for $user->nickname (user id: $user->id)!");
245 common_log_db_error($flink, 'DELETE', __FILE__);
248 // Notify the user that we are removing their FB app access
250 $result = mail_facebook_app_removed($user);
254 $msg = 'Unable to send email to notify ' .
255 "$user->nickname (user id: $user->id) " .
256 'that their Facebook app link was ' .
259 common_log(LOG_WARNING, $msg);
265 * Send a mail message to notify a user that her Facebook Application
266 * access has been removed.
268 * @param User $user user whose Facebook app link has been removed
270 * @return boolean success flag
273 function mail_facebook_app_removed($user)
275 common_init_locale($user->language);
277 $profile = $user->getProfile();
279 $site_name = common_config('site', 'name');
282 _m('Your %1$s Facebook application access has been disabled.',
285 $body = sprintf(_m("Hi, %1\$s. We're sorry to inform you that we are " .
286 'unable to update your Facebook status from %2$s, and have disabled ' .
287 'the Facebook application for your account. This may be because ' .
288 'you have removed the Facebook application\'s authorization, or ' .
289 'have deleted your Facebook account. You can re-enable the ' .
290 'Facebook application and automatic status updating by ' .
291 "re-installing the %2\$s Facebook application.\n\nRegards,\n\n%2\$s"),
292 $user->nickname, $site_name);
294 common_init_locale();
295 return mail_to_user($user, $subject, $body);