]> git.mxchange.org Git - quix0rs-gnu-social.git/blobdiff - plugins/OStatus/OStatusPlugin.php
Merge branch 'testing' of git@gitorious.org:statusnet/mainline into testing
[quix0rs-gnu-social.git] / plugins / OStatus / OStatusPlugin.php
index b6c9fa1d4c28b2439255f1af31d6f3f657eaf482..3a9e77c2a6ca95324ef61dd3b24e4b5ec7ded9d4 100644 (file)
@@ -1,17 +1,7 @@
 <?php
-/*
-StatusNet Plugin: 0.9
-Plugin Name: FeedSub
-Plugin URI: http://status.net/wiki/Feed_subscription
-Description: FeedSub allows subscribing to real-time updates from external feeds supporting PubHubSubbub protocol.
-Version: 0.1
-Author: Brion Vibber <brion@status.net>
-Author URI: http://status.net/
-*/
-
 /*
  * StatusNet - the distributed open-source microblogging tool
- * Copyright (C) 2009, StatusNet, Inc.
+ * Copyright (C) 2009-2010, StatusNet, 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
@@ -28,16 +18,13 @@ Author URI: http://status.net/
  */
 
 /**
- * @package FeedSubPlugin
+ * @package OStatusPlugin
  * @maintainer Brion Vibber <brion@status.net>
  */
 
 if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
 
-define('FEEDSUB_SERVICE', 100); // fixme -- avoid hardcoding these?
-
-// We bundle the XML_Parse_Feed library...
-set_include_path(get_include_path() . PATH_SEPARATOR . dirname(__FILE__) . '/extlib');
+set_include_path(get_include_path() . PATH_SEPARATOR . dirname(__FILE__) . '/extlib/');
 
 class FeedSubException extends Exception
 {
@@ -73,15 +60,13 @@ class OStatusPlugin extends Plugin
         $m->connect('main/push/callback/:feed',
                     array('action' => 'pushcallback'),
                     array('feed' => '[0-9]+'));
-        $m->connect('settings/feedsub',
-                    array('action' => 'feedsubsettings'));
 
         // Salmon endpoint
         $m->connect('main/salmon/user/:id',
-                    array('action' => 'salmon'),
+                    array('action' => 'usersalmon'),
                     array('id' => '[0-9]+'));
         $m->connect('main/salmon/group/:id',
-                    array('action' => 'salmongroup'),
+                    array('action' => 'groupsalmon'),
                     array('id' => '[0-9]+'));
         return true;
     }
@@ -93,9 +78,13 @@ class OStatusPlugin extends Plugin
      */
     function onEndInitializeQueueManager(QueueManager $qm)
     {
+        // Outgoing from our internal PuSH hub
         $qm->connect('hubverify', 'HubVerifyQueueHandler');
         $qm->connect('hubdistrib', 'HubDistribQueueHandler');
         $qm->connect('hubout', 'HubOutQueueHandler');
+
+        // Incoming from a foreign PuSH hub
+        $qm->connect('pushinput', 'PushInputQueueHandler');
         return true;
     }
 
@@ -112,21 +101,26 @@ class OStatusPlugin extends Plugin
      * Set up a PuSH hub link to our internal link for canonical timeline
      * Atom feeds for users and groups.
      */
-    function onStartApiAtom(AtomNoticeFeed $feed)
+    function onStartApiAtom($feed)
     {
         $id = null;
 
         if ($feed instanceof AtomUserNoticeFeed) {
-            $salmonAction = 'salmon';
-            $id = $feed->getUser()->id;
+            $salmonAction = 'usersalmon';
+            $user = $feed->getUser();
+            $id   = $user->id;
+            $profile = $user->getProfile();
+            $feed->setActivitySubject($profile->asActivityNoun('subject'));
         } else if ($feed instanceof AtomGroupNoticeFeed) {
-            $salmonAction = 'salmongroup';
-            $id = $feed->getGroup()->id;
+            $salmonAction = 'groupsalmon';
+            $group = $feed->getGroup();
+            $id = $group->id;
+            $feed->setActivitySubject($group->asActivitySubject());
         } else {
-            return;
+            return true;
         }
 
-       if (!empty($id)) {
+        if (!empty($id)) {
             $hub = common_config('ostatus', 'hub');
             if (empty($hub)) {
                 // Updates will be handled through our internal PuSH hub.
@@ -138,23 +132,6 @@ class OStatusPlugin extends Plugin
             $salmon = common_local_url($salmonAction, array('id' => $id));
             $feed->addLink($salmon, array('rel' => 'salmon'));
         }
-    }
-
-    /**
-     * Add the feed settings page to the Connect Settings menu
-     *
-     * @param Action &$action The calling page
-     *
-     * @return boolean hook return
-     */
-    function onEndConnectSettingsNav(&$action)
-    {
-        $action_name = $action->trimmed('action');
-
-        $action->menuItem(common_local_url('feedsubsettings'),
-                          _m('Feeds'),
-                          _m('Feed subscription options'),
-                          $action_name === 'feedsubsettings');
 
         return true;
     }
@@ -171,6 +148,12 @@ class OStatusPlugin extends Plugin
     {
         $base = dirname(__FILE__);
         $lower = strtolower($cls);
+        $map = array('activityverb' => 'activity',
+                     'activityobject' => 'activity',
+                     'activityutils' => 'activity');
+        if (isset($map[$lower])) {
+            $lower = $map[$lower];
+        }
         $files = array("$base/classes/$cls.php",
                        "$base/lib/$lower.php");
         if (substr($lower, -6) == 'action') {
@@ -213,60 +196,58 @@ class OStatusPlugin extends Plugin
      * @fixme push webfinger lookup & sending to a background queue
      * @fixme also detect short-form name for remote subscribees where not ambiguous
      */
+
     function onEndNoticeSave($notice)
     {
-        $count = preg_match_all('/(\w+\.)*\w+@(\w+\.)*\w+(\w+\-\w+)*\.\w+/', $notice->content, $matches);
-        if ($count) {
-            foreach ($matches[0] as $webfinger) {
+        $mentioned = $notice->getReplies();
 
-                // FIXME: look up locally first
+        foreach ($mentioned as $profile_id) {
 
-                // Check to see if we've got an actual webfinger
-                $w = new Webfinger;
+            $oprofile = Ostatus_profile::staticGet('profile_id', $profile_id);
 
-                $endpoint_uri = '';
+            if (!empty($oprofile) && !empty($oprofile->salmonuri)) {
 
-                $result = $w->lookup($webfinger);
-                if (empty($result)) {
-                    continue;
-                }
-
-                foreach ($result->links as $link) {
-                    if ($link['rel'] == 'salmon') {
-                        $endpoint_uri = $link['href'];
-                    }
-                }
-
-                if (empty($endpoint_uri)) {
-                    continue;
-                }
+                common_log(LOG_INFO, "Sending notice '{$notice->uri}' to remote profile '{$oprofile->uri}'.");
 
                 // FIXME: this needs to go out in a queue handler
 
-                $xml = '<?xml version="1.0" encoding="UTF-8" ?>';
-                $xml .= $notice->asAtomEntry();
+                $xml = '<?xml version="1.0" encoding="UTF-8" ?' . '>';
+                $xml .= $notice->asAtomEntry(true, true);
 
                 $salmon = new Salmon();
-                $salmon->post($endpoint_uri, $xml);
+                $salmon->post($oprofile->salmonuri, $xml);
             }
         }
     }
 
     /**
-     * Garbage collect unused feeds on unsubscribe
+     *
      */
-    function onEndUnsubscribe($user, $other)
+
+    function onStartFindMentions($sender, $text, &$mentions)
     {
-        $profile = Ostatus_profile::staticGet('profile_id', $other->id);
-        if ($feed) {
-            $sub = new Subscription();
-            $sub->subscribed = $other->id;
-            $sub->limit(1);
-            if (!$sub->find(true)) {
-                common_log(LOG_INFO, "Unsubscribing from now-unused feed $feed->feeduri on hub $feed->huburi");
-                $profile->unsubscribe();
+        preg_match_all('/(?:^|\s+)@((?:\w+\.)*\w+@(?:\w+\.)*\w+(?:\w+\-\w+)*\.\w+)/',
+                       $text,
+                       $wmatches,
+                       PREG_OFFSET_CAPTURE);
+
+        foreach ($wmatches[1] as $wmatch) {
+
+            $webfinger = $wmatch[0];
+
+            $oprofile = Ostatus_profile::ensureWebfinger($webfinger);
+
+            if (!empty($oprofile)) {
+
+                $profile = $oprofile->localProfile();
+
+                $mentions[] = array('mentioned' => array($profile),
+                                    'text' => $wmatch[0],
+                                    'position' => $wmatch[1],
+                                    'url' => $profile->profileurl);
             }
         }
+
         return true;
     }
 
@@ -276,7 +257,10 @@ class OStatusPlugin extends Plugin
     function onCheckSchema() {
         $schema = Schema::get();
         $schema->ensureTable('ostatus_profile', Ostatus_profile::schemaDef());
+        $schema->ensureTable('ostatus_source', Ostatus_source::schemaDef());
+        $schema->ensureTable('feedsub', FeedSub::schemaDef());
         $schema->ensureTable('hubsub', HubSub::schemaDef());
+        $schema->ensureTable('magicsig', Magicsig::schemaDef());
         return true;
     }
 
@@ -290,6 +274,16 @@ class OStatusPlugin extends Plugin
         return true;
     }
 
+    /**
+     * Override the "from ostatus" bit in notice lists to link to the
+     * original post and show the domain it came from.
+     *
+     * @param Notice in $notice
+     * @param string out &$name
+     * @param string out &$url
+     * @param string out &$title
+     * @return mixed hook return code
+     */
     function onStartNoticeSourceLink($notice, &$name, &$url, &$title)
     {
         if ($notice->source == 'ostatus') {
@@ -302,4 +296,376 @@ class OStatusPlugin extends Plugin
             return false;
         }
     }
+
+    /**
+     * Send incoming PuSH feeds for OStatus endpoints in for processing.
+     *
+     * @param FeedSub $feedsub
+     * @param DOMDocument $feed
+     * @return mixed hook return code
+     */
+    function onStartFeedSubReceive($feedsub, $feed)
+    {
+        $oprofile = Ostatus_profile::staticGet('feeduri', $feedsub->uri);
+        if ($oprofile) {
+            $oprofile->processFeed($feed);
+        } else {
+            common_log(LOG_DEBUG, "No ostatus profile for incoming feed $feedsub->uri");
+        }
+    }
+
+    /**
+     * When about to subscribe to a remote user, start a server-to-server
+     * PuSH subscription if needed. If we can't establish that, abort.
+     *
+     * @fixme If something else aborts later, we could end up with a stray
+     *        PuSH subscription. This is relatively harmless, though.
+     *
+     * @param Profile $subscriber
+     * @param Profile $other
+     *
+     * @return hook return code
+     *
+     * @throws Exception
+     */
+    function onStartSubscribe($subscriber, $other)
+    {
+        $user = User::staticGet('id', $subscriber->id);
+
+        if (empty($user)) {
+            return true;
+        }
+
+        $oprofile = Ostatus_profile::staticGet('profile_id', $other->id);
+
+        if (empty($oprofile)) {
+            return true;
+        }
+
+        if (!$oprofile->subscribe()) {
+            throw new Exception(_m('Could not set up remote subscription.'));
+        }
+    }
+
+    /**
+     * Having established a remote subscription, send a notification to the
+     * remote OStatus profile's endpoint.
+     *
+     * @param Profile $subscriber
+     * @param Profile $other
+     *
+     * @return hook return code
+     *
+     * @throws Exception
+     */
+    function onEndSubscribe($subscriber, $other)
+    {
+        $user = User::staticGet('id', $subscriber->id);
+
+        if (empty($user)) {
+            return true;
+        }
+
+        $oprofile = Ostatus_profile::staticGet('profile_id', $other->id);
+
+        if (empty($oprofile)) {
+            return true;
+        }
+
+        $act = new Activity();
+
+        $act->verb = ActivityVerb::FOLLOW;
+
+        $act->id   = TagURI::mint('follow:%d:%d:%s',
+                                  $subscriber->id,
+                                  $other->id,
+                                  common_date_iso8601(time()));
+
+        $act->time    = time();
+        $act->title   = _("Follow");
+        $act->content = sprintf(_("%s is now following %s."),
+                               $subscriber->getBestName(),
+                               $other->getBestName());
+
+        $act->actor   = ActivityObject::fromProfile($subscriber);
+        $act->object  = ActivityObject::fromProfile($other);
+
+        $oprofile->notifyActivity($act);
+
+        return true;
+    }
+
+    /**
+     * Notify remote server and garbage collect unused feeds on unsubscribe.
+     * @fixme send these operations to background queues
+     *
+     * @param User $user
+     * @param Profile $other
+     * @return hook return value
+     */
+    function onEndUnsubscribe($profile, $other)
+    {
+        $user = User::staticGet('id', $profile->id);
+
+        if (empty($user)) {
+            return true;
+        }
+
+        $oprofile = Ostatus_profile::staticGet('profile_id', $other->id);
+
+        if (empty($oprofile)) {
+            return true;
+        }
+
+        // Drop the PuSH subscription if there are no other subscribers.
+        $oprofile->garbageCollect();
+
+        $act = new Activity();
+
+        $act->verb = ActivityVerb::UNFOLLOW;
+
+        $act->id   = TagURI::mint('unfollow:%d:%d:%s',
+                                  $profile->id,
+                                  $other->id,
+                                  common_date_iso8601(time()));
+
+        $act->time    = time();
+        $act->title   = _("Unfollow");
+        $act->content = sprintf(_("%s stopped following %s."),
+                               $profile->getBestName(),
+                               $other->getBestName());
+
+        $act->actor   = ActivityObject::fromProfile($profile);
+        $act->object  = ActivityObject::fromProfile($other);
+
+        $oprofile->notifyActivity($act);
+
+        return true;
+    }
+
+    /**
+     * When one of our local users tries to join a remote group,
+     * notify the remote server. If the notification is rejected,
+     * deny the join.
+     *
+     * @param User_group $group
+     * @param User $user
+     *
+     * @return mixed hook return value
+     */
+
+    function onStartJoinGroup($group, $user)
+    {
+        $oprofile = Ostatus_profile::staticGet('group_id', $group->id);
+        if ($oprofile) {
+            if (!$oprofile->subscribe()) {
+                throw new Exception(_m('Could not set up remote group membership.'));
+            }
+
+            $member = Profile::staticGet($user->id);
+
+            $act = new Activity();
+            $act->id = TagURI::mint('join:%d:%d:%s',
+                                    $member->id,
+                                    $group->id,
+                                    common_date_iso8601(time()));
+
+            $act->actor = ActivityObject::fromProfile($member);
+            $act->verb = ActivityVerb::JOIN;
+            $act->object = $oprofile->asActivityObject();
+
+            $act->time = time();
+            $act->title = _m("Join");
+            $act->content = sprintf(_m("%s has joined group %s."),
+                                    $member->getBestName(),
+                                    $oprofile->getBestName());
+
+            if ($oprofile->notifyActivity($act)) {
+                return true;
+            } else {
+                $oprofile->garbageCollect();
+                throw new Exception(_m("Failed joining remote group."));
+            }
+        }
+    }
+
+    /**
+     * When one of our local users leaves a remote group, notify the remote
+     * server.
+     *
+     * @fixme Might be good to schedule a resend of the leave notification
+     * if it failed due to a transitory error. We've canceled the local
+     * membership already anyway, but if the remote server comes back up
+     * it'll be left with a stray membership record.
+     *
+     * @param User_group $group
+     * @param User $user
+     *
+     * @return mixed hook return value
+     */
+
+    function onEndLeaveGroup($group, $user)
+    {
+        $oprofile = Ostatus_profile::staticGet('group_id', $group->id);
+        if ($oprofile) {
+            // Drop the PuSH subscription if there are no other subscribers.
+
+            $members = $group->getMembers(0, 1);
+            if ($members->N == 0) {
+                common_log(LOG_INFO, "Unsubscribing from now-unused group feed $oprofile->feeduri");
+                $oprofile->unsubscribe();
+            }
+
+            $member = Profile::staticGet($user->id);
+
+            $act = new Activity();
+            $act->id = TagURI::mint('leave:%d:%d:%s',
+                                    $member->id,
+                                    $group->id,
+                                    common_date_iso8601(time()));
+
+            $act->actor = ActivityObject::fromProfile($member);
+            $act->verb = ActivityVerb::LEAVE;
+            $act->object = $oprofile->asActivityObject();
+
+            $act->time = time();
+            $act->title = _m("Leave");
+            $act->content = sprintf(_m("%s has left group %s."),
+                                    $member->getBestName(),
+                                    $oprofile->getBestName());
+
+            $oprofile->notifyActivity($act);
+        }
+    }
+
+    /**
+     * Notify remote users when their notices get favorited.
+     *
+     * @param Profile or User $profile of local user doing the faving
+     * @param Notice $notice being favored
+     * @return hook return value
+     */
+
+    function onEndFavorNotice(Profile $profile, Notice $notice)
+    {
+        $user = User::staticGet('id', $profile->id);
+
+        if (empty($user)) {
+            return true;
+        }
+
+        $oprofile = Ostatus_profile::staticGet('profile_id', $notice->profile_id);
+
+        if (empty($oprofile)) {
+            return true;
+        }
+
+        $act = new Activity();
+
+        $act->verb = ActivityVerb::FAVORITE;
+        $act->id   = TagURI::mint('favor:%d:%d:%s',
+                                  $profile->id,
+                                  $notice->id,
+                                  common_date_iso8601(time()));
+
+        $act->time    = time();
+        $act->title   = _("Favor");
+        $act->content = sprintf(_("%s marked notice %s as a favorite."),
+                               $profile->getBestName(),
+                               $notice->uri);
+
+        $act->actor   = ActivityObject::fromProfile($profile);
+        $act->object  = ActivityObject::fromNotice($notice);
+
+        $oprofile->notifyActivity($act);
+
+        return true;
+    }
+
+    /**
+     * Notify remote users when their notices get de-favorited.
+     *
+     * @param Profile $profile Profile person doing the de-faving
+     * @param Notice  $notice  Notice being favored
+     *
+     * @return hook return value
+     */
+
+    function onEndDisfavorNotice(Profile $profile, Notice $notice)
+    {
+        $user = User::staticGet('id', $profile->id);
+
+        if (empty($user)) {
+            return true;
+        }
+
+        $oprofile = Ostatus_profile::staticGet('profile_id', $notice->profile_id);
+
+        if (empty($oprofile)) {
+            return true;
+        }
+
+        $act = new Activity();
+
+        $act->verb = ActivityVerb::UNFAVORITE;
+        $act->id   = TagURI::mint('disfavor:%d:%d:%s',
+                                  $profile->id,
+                                  $notice->id,
+                                  common_date_iso8601(time()));
+        $act->time    = time();
+        $act->title   = _("Disfavor");
+        $act->content = sprintf(_("%s marked notice %s as no longer a favorite."),
+                               $profile->getBestName(),
+                               $notice->uri);
+
+        $act->actor   = ActivityObject::fromProfile($profile);
+        $act->object  = ActivityObject::fromNotice($notice);
+
+        $oprofile->notifyActivity($act);
+
+        return true;
+    }
+
+    function onStartGetProfileUri($profile, &$uri)
+    {
+        $oprofile = Ostatus_profile::staticGet('profile_id', $profile->id);
+        if (!empty($oprofile)) {
+            $uri = $oprofile->uri;
+            return false;
+        }
+        return true;
+    }
+
+    function onStartUserGroupHomeUrl($group, &$url)
+    {
+        return $this->onStartUserGroupPermalink($group, &$url);
+    }
+
+    function onStartUserGroupPermalink($group, &$url)
+    {
+        $oprofile = Ostatus_profile::staticGet('group_id', $group->id);
+        if ($oprofile) {
+            // @fixme this should probably be in the user_group table
+            // @fixme this uri not guaranteed to be a profile page
+            $url = $oprofile->uri;
+            return false;
+        }
+    }
+
+    function onStartShowSubscriptionsContent($action)
+    {
+        $user = common_current_user();
+        if ($user && ($user->id == $action->profile->id)) {
+            $action->elementStart('div', 'entity_actions');
+            $action->elementStart('p', array('id' => 'entity_remote_subscribe',
+                                             'class' => 'entity_subscribe'));
+            $action->element('a', array('href' => common_local_url('ostatussub'),
+                                        'class' => 'entity_remote_subscribe')
+                                , _m('Subscribe to remote user'));
+            $action->elementEnd('p');
+            $action->elementEnd('div');
+        }
+
+        return true;
+    }
 }