--- /dev/null
+<?php
+/**
+ * Laconica, the distributed open-source microblogging tool
+ *
+ * Plugin to do "real time" updates using Comet/Bayeux
+ *
+ * PHP version 5
+ *
+ * LICENCE: 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/>.
+ *
+ * @category Plugin
+ * @package Laconica
+ * @author Evan Prodromou <evan@controlyourself.ca>
+ * @copyright 2009 Control Yourself, Inc.
+ * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link http://laconi.ca/
+ */
+
+if (!defined('LACONICA')) {
+ exit(1);
+}
+
+/**
+ * Plugin to do realtime updates using Comet
+ *
+ * @category Plugin
+ * @package Laconica
+ * @author Evan Prodromou <evan@controlyourself.ca>
+ * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link http://laconi.ca/
+ */
+
+class CometPlugin extends Plugin
+{
+ var $server = null;
+
+ function __construct($server=null, $username=null, $password=null)
+ {
+ $this->server = $server;
+ $this->username = $username;
+ $this->password = $password;
+
+ parent::__construct();
+ }
+
+ function onEndShowScripts($action)
+ {
+ $timeline = null;
+
+ $this->log(LOG_DEBUG, 'got action ' . $action->trimmed('action'));
+
+ switch ($action->trimmed('action')) {
+ case 'public':
+ $timeline = '/timelines/public';
+ break;
+ case 'tag':
+ $tag = $action->trimmed('tag');
+ if (!empty($tag)) {
+ $timeline = '/timelines/tag/'.$tag;
+ } else {
+ return true;
+ }
+ break;
+ default:
+ return true;
+ }
+
+ $scripts = array('jquery.comet.js', 'json2.js', 'updatetimeline.js');
+
+ foreach ($scripts as $script) {
+ $action->element('script', array('type' => 'text/javascript',
+ 'src' => common_path('plugins/Comet/'.$script)),
+ ' ');
+ }
+
+ $user = common_current_user();
+
+ if (!empty($user->id)) {
+ $user_id = $user->id;
+ } else {
+ $user_id = 0;
+ }
+
+ $replyurl = common_local_url('newnotice');
+ $favorurl = common_local_url('favor');
+ // FIXME: need to find a better way to pass this pattern in
+ $deleteurl = common_local_url('deletenotice',
+ array('notice' => '0000000000'));
+
+ $action->elementStart('script', array('type' => 'text/javascript'));
+ $action->raw("$(document).ready(function() { updater.init(\"$this->server\", \"$timeline\", $user_id, \"$replyurl\", \"$favorurl\", \"$deleteurl\"); });");
+ $action->elementEnd('script');
+
+ return true;
+ }
+
+ function onEndNoticeSave($notice)
+ {
+ $this->log(LOG_INFO, "Called for save notice.");
+
+ $timelines = array();
+
+ // XXX: Add other timelines; this is just for the public one
+
+ if ($notice->is_local ||
+ ($notice->is_local == 0 && !common_config('public', 'localonly'))) {
+ $timelines[] = '/timelines/public';
+ }
+
+ $tags = $this->getNoticeTags($notice);
+
+ if (!empty($tags)) {
+ foreach ($tags as $tag) {
+ $timelines[] = '/timelines/tag/' . $tag;
+ }
+ }
+
+ if (count($timelines) > 0) {
+ // Require this, since we need it
+ require_once(INSTALLDIR.'/plugins/Comet/bayeux.class.inc.php');
+
+ $json = $this->noticeAsJson($notice);
+
+ // Bayeux? Comet? Huh? These terms confuse me
+ $bay = new Bayeux($this->server, $this->user, $this->password);
+
+ foreach ($timelines as $timeline) {
+ $this->log(LOG_INFO, "Posting notice $notice->id to '$timeline'.");
+ $bay->publish($timeline, $json);
+ }
+
+ $bay = NULL;
+ }
+
+ return true;
+ }
+
+ function noticeAsJson($notice)
+ {
+ // FIXME: this code should be abstracted to a neutral third
+ // party, like Notice::asJson(). I'm not sure of the ethics
+ // of refactoring from within a plugin, so I'm just abusing
+ // the TwitterApiAction method. Don't do this unless you're me!
+
+ require_once(INSTALLDIR.'/lib/twitterapi.php');
+
+ $act = new TwitterApiAction('/dev/null');
+
+ $arr = $act->twitter_status_array($notice, true);
+ $arr['url'] = $notice->bestUrl();
+ $arr['html'] = htmlspecialchars($notice->rendered);
+ $arr['source'] = htmlspecialchars($arr['source']);
+
+ if (!empty($notice->reply_to)) {
+ $reply_to = Notice::staticGet('id', $notice->reply_to);
+ if (!empty($reply_to)) {
+ $arr['in_reply_to_status_url'] = $reply_to->bestUrl();
+ }
+ $reply_to = null;
+ }
+
+ $profile = $notice->getProfile();
+ $arr['user']['profile_url'] = $profile->profileurl;
+
+ return $arr;
+ }
+
+ function getNoticeTags($notice)
+ {
+ $tags = null;
+
+ $nt = new Notice_tag();
+ $nt->notice_id = $notice->id;
+
+ if ($nt->find()) {
+ $tags = array();
+ while ($nt->fetch()) {
+ $tags[] = $nt->tag;
+ }
+ }
+
+ $nt->free();
+ $nt = null;
+
+ return $tags;
+ }
+
+ // Push this up to Plugin
+
+ function log($level, $msg)
+ {
+ common_log($level, get_class($this) . ': '.$msg);
+ }
+}
projects / quix0rs-gnu-social.git / blobdiff