forked from GNUsocial/gnu-social
145 lines
4.3 KiB
PHP
145 lines
4.3 KiB
PHP
<?php
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/*
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* Laconica - a distributed open-source microblogging tool
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* Copyright (C) 2008, 2009, Control Yourself, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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require_once INSTALLDIR.'/extlib/facebook/facebook.php';
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require_once INSTALLDIR.'/lib/facebookaction.php';
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require_once INSTALLDIR.'/lib/noticelist.php';
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define("FACEBOOK_SERVICE", 2); // Facebook is foreign_service ID 2
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define("FACEBOOK_NOTICE_PREFIX", 1);
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define("FACEBOOK_PROMPTED_UPDATE_PREF", 2);
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function getFacebook()
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{
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static $facebook = null;
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$apikey = common_config('facebook', 'apikey');
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$secret = common_config('facebook', 'secret');
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if ($facebook === null) {
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$facebook = new Facebook($apikey, $secret);
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}
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if (!$facebook) {
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common_log(LOG_ERR, 'Could not make new Facebook client obj!',
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__FILE__);
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}
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return $facebook;
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}
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function updateProfileBox($facebook, $flink, $notice) {
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$fbaction = new FacebookAction($output='php://output', $indent=true, $facebook, $flink);
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$fbaction->updateProfileBox($notice);
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}
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function isFacebookBound($notice, $flink) {
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// If the user does not want to broadcast to Facebook, move along
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if (!($flink->noticesync & FOREIGN_NOTICE_SEND == FOREIGN_NOTICE_SEND)) {
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common_log(LOG_INFO, "Skipping notice $notice->id " .
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'because user has FOREIGN_NOTICE_SEND bit off.');
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return false;
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}
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$success = false;
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// If it's not a reply, or if the user WANTS to send @-replies...
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if (!preg_match('/@[a-zA-Z0-9_]{1,15}\b/u', $notice->content) ||
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($flink->noticesync & FOREIGN_NOTICE_SEND_REPLY)) {
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$success = true;
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// The two condition below are deal breakers:
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// Avoid a loop
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if ($notice->source == 'Facebook') {
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common_log(LOG_INFO, "Skipping notice $notice->id because its " .
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'source is Facebook.');
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$success = false;
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}
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$facebook = getFacebook();
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$fbuid = $flink->foreign_id;
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try {
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// Check to see if the user has given the FB app status update perms
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$result = $facebook->api_client->
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users_hasAppPermission('status_update', $fbuid);
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if ($result != 1) {
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$user = $flink->getUser();
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$msg = "Can't send notice $notice->id to Facebook " .
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"because user $user->nickname hasn't given the " .
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'Facebook app \'status_update\' permission.';
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common_log(LOG_INFO, $msg);
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$success = false;
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}
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} catch(FacebookRestClientException $e){
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common_log(LOG_ERR, $e->getMessage());
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$success = false;
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}
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}
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return $success;
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}
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function facebookBroadcastNotice($notice)
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{
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$facebook = getFacebook();
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$flink = Foreign_link::getByUserID($notice->profile_id, FACEBOOK_SERVICE);
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$fbuid = $flink->foreign_id;
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if (isFacebookBound($notice, $flink)) {
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$status = null;
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// Get the status 'verb' (prefix) the user has set
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try {
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$prefix = $facebook->api_client->
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data_getUserPreference(FACEBOOK_NOTICE_PREFIX, $fbuid);
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$status = "$prefix $notice->content";
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} catch(FacebookRestClientException $e) {
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common_log(LOG_ERR, $e->getMessage());
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return false;
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}
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// Okay, we're good to go!
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try {
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$facebook->api_client->users_setStatus($status, $fbuid, false, true);
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updateProfileBox($facebook, $flink, $notice);
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} catch(FacebookRestClientException $e) {
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common_log(LOG_ERR, $e->getMessage());
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return false;
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// Should we remove flink if this fails?
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}
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}
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return true;
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}
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