<?php
/*
* Laconica - a distributed open-source microblogging tool
- * Copyright (C) 2008, Controlez-Vous, Inc.
+ * Copyright (C) 2008, 2009, Control Yourself, 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
*/
require_once INSTALLDIR.'/extlib/facebook/facebook.php';
+require_once INSTALLDIR.'/lib/facebookaction.php';
require_once INSTALLDIR.'/lib/noticelist.php';
define("FACEBOOK_SERVICE", 2); // Facebook is foreign_service ID 2
+define("FACEBOOK_NOTICE_PREFIX", 1);
+define("FACEBOOK_PROMPTED_UPDATE_PREF", 2);
-// Gets all the notices from users with a Facebook link since a given ID
-function get_facebook_notices($since)
+function getFacebook()
{
- $qry = 'SELECT notice.* ' .
- 'FROM notice ' .
- 'JOIN foreign_link ' .
- 'WHERE notice.profile_id = foreign_link.user_id ' .
- 'AND foreign_link.service = 2';
-
- // XXX: What should the limit be?
- return Notice::getStreamDirect($qry, 0, 100, 0, 0, null, $since);
-}
+ static $facebook = null;
-function get_facebook()
-{
$apikey = common_config('facebook', 'apikey');
$secret = common_config('facebook', 'secret');
- return new Facebook($apikey, $secret);
-}
-function start_fbml($indent = true)
-{
- global $xw;
- $xw = new XMLWriter();
- $xw->openURI('php://output');
- $xw->setIndent($indent);
-}
+ if ($facebook === null) {
+ $facebook = new Facebook($apikey, $secret);
+ }
-function update_profile_box($facebook, $fbuid, $user, $notice)
-{
+ if (!$facebook) {
+ common_log(LOG_ERR, 'Could not make new Facebook client obj!',
+ __FILE__);
+ }
- // Need to include inline CSS for styling the Profile box
-
- $style = '<style>
- #notices {
- clear: both;
- margin: 0 auto;
- padding: 0;
- list-style-type: none;
- width: 600px;
- border-top: 1px solid #dec5b5;
- }
- #notices a:hover {
- text-decoration: underline;
- }
- .notice_single {
- clear: both;
- display: block;
- margin: 0;
- padding: 5px 5px 5px 0;
- min-height: 48px;
- font-family: Georgia, "Times New Roman", Times, serif;
- font-size: 13px;
- line-height: 16px;
- border-bottom: 1px solid #dec5b5;
- background-color:#FCFFF5;
- opacity:1;
- }
- .notice_single:hover {
- background-color: #f7ebcc;
- }
- .notice_single p {
- display: inline;
- margin: 0;
- padding: 0;
- }
- </style>';
-
- global $xw;
- $xw = new XMLWriter();
- $xw->openMemory();
-
- $item = new FacebookNoticeListItem($notice);
- $item->show();
-
- $fbml = "<fb:wide>$style " . $xw->outputMemory(false) . "</fb:wide>";
- $fbml .= "<fb:narrow>$style " . $xw->outputMemory(false) . "</fb:narrow>";
-
- $fbml_main = "<fb:narrow>$style " . $xw->outputMemory(false) . "</fb:narrow>";
-
- $facebook->api_client->profile_setFBML(null, $fbuid, $fbml, null, null, $fbml_main);
+ return $facebook;
}
-function getFacebookCSS()
-{
- # Add a timestamp to the CSS file so Facebook cache wont ignore our changes
- $ts = filemtime(theme_file('facebookapp.css'));
- $cssurl = theme_path('facebookapp.css') . "?ts=$ts";
- return $cssurl;
+function updateProfileBox($facebook, $flink, $notice) {
+ $fbaction = new FacebookAction($output='php://output', $indent=true, $facebook, $flink);
+ $fbaction->updateProfileBox($notice);
}
-function getFacebookJS() {
-
- # Add a timestamp to the FBJS file so Facebook cache wont ignore our changes
- $ts = filemtime(INSTALLDIR.'/js/facebookapp.js');
- $jsurl = common_path('js/facebookapp.js') . "?ts=$ts";
- return $jsurl;
-}
+function isFacebookBound($notice, $flink) {
+
+ if (empty($flink)) {
+ return false;
+ }
+
+ // If the user does not want to broadcast to Facebook, move along
+ if (!($flink->noticesync & FOREIGN_NOTICE_SEND == FOREIGN_NOTICE_SEND)) {
+ common_log(LOG_INFO, "Skipping notice $notice->id " .
+ 'because user has FOREIGN_NOTICE_SEND bit off.');
+ return false;
+ }
+
+ $success = false;
+
+ // If it's not a reply, or if the user WANTS to send @-replies...
+ if (!preg_match('/@[a-zA-Z0-9_]{1,15}\b/u', $notice->content) ||
+ ($flink->noticesync & FOREIGN_NOTICE_SEND_REPLY)) {
+ $success = true;
+
+ // The two condition below are deal breakers:
+
+ // Avoid a loop
+ if ($notice->source == 'Facebook') {
+ common_log(LOG_INFO, "Skipping notice $notice->id because its " .
+ 'source is Facebook.');
+ $success = false;
+ }
+
+ $facebook = getFacebook();
+ $fbuid = $flink->foreign_id;
+
+ try {
+
+ // Check to see if the user has given the FB app status update perms
+ $result = $facebook->api_client->
+ users_hasAppPermission('status_update', $fbuid);
+
+ if ($result != 1) {
+ $user = $flink->getUser();
+ $msg = "Not sending notice $notice->id to Facebook " .
+ "because user $user->nickname hasn't given the " .
+ 'Facebook app \'status_update\' permission.';
+ common_debug($msg);
+ $success = false;
+ }
+
+ } catch(FacebookRestClientException $e){
+ common_log(LOG_ERR, $e->getMessage());
+ $success = false;
+ }
+
+ }
+
+ return $success;
+
+}
-class FacebookNoticeList extends NoticeList
+function facebookBroadcastNotice($notice)
{
- /**
- * show the list of notices
- *
- * "Uses up" the stream by looping through it. So, probably can't
- * be called twice on the same list.
- *
- * @return int count of notices listed.
- */
-
- function show()
- {
- common_element_start('div', array('id' =>'notices_primary'));
- common_element('h2', null, _('Notices'));
- common_element_start('ul', array('class' => 'notices'));
-
- $cnt = 0;
-
- while ($this->notice->fetch() && $cnt <= NOTICES_PER_PAGE) {
- $cnt++;
-
- if ($cnt > NOTICES_PER_PAGE) {
- break;
+ $facebook = getFacebook();
+ $flink = Foreign_link::getByUserID($notice->profile_id, FACEBOOK_SERVICE);
+
+ if (isFacebookBound($notice, $flink)) {
+
+ $status = null;
+ $fbuid = $flink->foreign_id;
+
+ $user = $flink->getUser();
+
+ // Get the status 'verb' (prefix) the user has set
+
+ try {
+ $prefix = $facebook->api_client->
+ data_getUserPreference(FACEBOOK_NOTICE_PREFIX, $fbuid);
+
+ $status = "$prefix $notice->content";
+
+ } catch(FacebookRestClientException $e) {
+ common_log(LOG_WARNING, $e->getMessage());
+ common_log(LOG_WARNING,
+ 'Unable to get the status verb setting from Facebook ' .
+ "for $user->nickname (user id: $user->id).");
+ }
+
+ // Okay, we're good to go, update the FB status
+
+ try {
+ $facebook->api_client->users_setStatus($status, $fbuid, false, true);
+ } catch(FacebookRestClientException $e) {
+ common_log(LOG_ERR, $e->getMessage());
+ common_log(LOG_ERR,
+ 'Unable to update Facebook status for ' .
+ "$user->nickname (user id: $user->id)!");
+
+ $code = $e->getCode();
+
+ if ($code >= 200) {
+
+ // 200 The application does not have permission to operate on the passed in uid parameter.
+ // 250 Updating status requires the extended permission status_update.
+ // see: http://wiki.developers.facebook.com/index.php/Users.setStatus#Example_Return_XML
+
+ remove_facebook_app($flink);
}
- $item = $this->newListItem($this->notice);
- $item->show();
}
- common_element_end('ul');
- common_element_end('div');
+ // Now try to update the profile box
+
+ try {
+ updateProfileBox($facebook, $flink, $notice);
+ } catch(FacebookRestClientException $e) {
+ common_log(LOG_WARNING, $e->getMessage());
+ common_log(LOG_WARNING,
+ 'Unable to update Facebook profile box for ' .
+ "$user->nickname (user id: $user->id).");
+ }
- return $cnt;
- }
-
- /**
- * returns a new list item for the current notice
- *
- * Overridden to return a Facebook specific list item.
- *
- * @param Notice $notice the current notice
- *
- * @return FacebookNoticeListItem a list item for displaying the notice
- * formatted for display in the Facebook App.
- */
-
- function newListItem($notice)
- {
- return new FacebookNoticeListItem($notice);
}
-
+
+ return true;
}
-class FacebookNoticeListItem extends NoticeListItem
+function remove_facebook_app($flink)
{
- /**
- * recipe function for displaying a single notice in the Facebook App.
- *
- * Overridden to strip out some of the controls that we don't
- * want to be available.
- *
- * @return void
- */
-
- function show()
- {
- $this->showStart();
-
- common_element_start('div', 'entry-title');
- $this->showAuthor();
- $this->showContent();
- common_element_end('div');
-
- common_element_start('div', 'entry-content');
- $this->showNoticeLink();
- $this->showNoticeSource();
- $this->showReplyTo();
- common_element_end('div');
-
- $this->showEnd();
- }
-
- function showStart()
- {
- // XXX: RDFa
- // TODO: add notice_type class e.g., notice_video, notice_image
- common_element_start('li', array('class' => 'hentry notice',
- 'id' => 'notice-' . $this->notice->id));
- }
- function showNoticeLink()
- {
- $noticeurl = common_local_url('shownotice',
- array('notice' => $this->notice->id));
- // XXX: we need to figure this out better. Is this right?
- if (strcmp($this->notice->uri, $noticeurl) != 0 &&
- preg_match('/^http/', $this->notice->uri)) {
- $noticeurl = $this->notice->uri;
- }
-
- common_element_start('dl', 'timestamp');
- common_element('dt', null, _('Published'));
- common_element_start('dd', null);
- common_element_start('a', array('rel' => 'bookmark',
- 'href' => $noticeurl));
- $dt = common_date_iso8601($this->notice->created);
- common_element('abbr', array('class' => 'published',
- 'title' => $dt),
- common_date_string($this->notice->created));
- common_element_end('a');
- common_element_end('dd');
- common_element_end('dl');
+ $user = $flink->getUser();
+
+ common_log(LOG_INFO, 'Removing Facebook App Foreign link for ' .
+ "user $user->nickname (user id: $user->id).");
+
+ $result = $flink->delete();
+
+ if (empty($result)) {
+ common_log(LOG_ERR, 'Could not remove Facebook App ' .
+ "Foreign_link for $user->nickname (user id: $user->id)!");
+ common_log_db_error($flink, 'DELETE', __FILE__);
}
-}
+ // Notify the user that we are removing their FB app access
+
+ $result = mail_facebook_app_removed($user);
+
+ if (!$result) {
+
+ $msg = 'Unable to send email to notify ' .
+ "$user->nickname (user id: $user->id) " .
+ 'that their Facebook app link was ' .
+ 'removed!';
+ common_log(LOG_WARNING, $msg);
+ }
+
+}