3 * StatusNet - the distributed open-source microblogging tool
4 * Copyright (C) 2010, 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/>.
21 * @package OStatusPlugin
22 * @author James Walker <james@status.net>
25 if (!defined('STATUSNET')) {
29 class UsersalmonAction extends SalmonAction
31 function prepare($args)
33 parent::prepare($args);
35 $id = $this->trimmed('id');
38 $this->clientError(_('No ID.'));
41 $this->user = User::staticGet('id', $id);
43 if (empty($this->user)) {
44 $this->clientError(_('No such user.'));
51 * We've gotten a post event on the Salmon backchannel, probably a reply.
53 * @todo validate if we need to handle this post, then call into
54 * ostatus_profile's general incoming-post handling.
58 common_log(LOG_INFO, "Received post of '{$this->activity->objects[0]->id}' from '{$this->activity->actor->id}'");
60 // @fixme: process all activity objects?
61 switch ($this->activity->objects[0]->type) {
62 case ActivityObject::ARTICLE:
63 case ActivityObject::BLOGENTRY:
64 case ActivityObject::NOTE:
65 case ActivityObject::STATUS:
66 case ActivityObject::COMMENT:
69 throw new ClientException("Can't handle that kind of post.");
72 // Notice must either be a) in reply to a notice by this user
73 // or b) to the attention of this user
74 // or c) in reply to a notice to the attention of this user
76 $context = $this->activity->context;
78 if (!empty($context->replyToID)) {
79 $notice = Notice::staticGet('uri', $context->replyToID);
81 throw new ClientException("In reply to unknown notice");
83 if ($notice->profile_id != $this->user->id &&
84 !in_array($this->user->id, $notice->getReplies())) {
85 throw new ClientException("In reply to a notice not by this user and not mentioning this user");
87 } else if (!empty($context->attention)) {
88 if (!in_array($this->user->uri, $context->attention) &&
89 !in_array(common_profile_url($this->user->nickname), $context->attention)) {
90 common_log(LOG_ERR, "{$this->user->uri} not in attention list (".implode(',', $context->attention).")");
91 throw new ClientException("To the attention of user(s) not including this one!");
94 throw new ClientException("Not to anyone in reply to anything!");
97 $existing = Notice::staticGet('uri', $this->activity->objects[0]->id);
99 if (!empty($existing)) {
100 common_log(LOG_ERR, "Not saving notice '{$existing->uri}'; already exists.");
108 * We've gotten a follow/subscribe notification from a remote user.
109 * Save a subscription relationship for them.
112 function handleFollow()
114 $oprofile = $this->ensureProfile();
116 common_log(LOG_INFO, "Setting up subscription from remote {$oprofile->uri} to local {$this->user->nickname}");
117 Subscription::start($oprofile->localProfile(),
118 $this->user->getProfile());
120 common_log(LOG_INFO, "Can't set up subscription from remote; missing profile.");
125 * We've gotten an unfollow/unsubscribe notification from a remote user.
126 * Check if we have a subscription relationship for them and kill it.
128 * @fixme probably catch exceptions on fail?
130 function handleUnfollow()
132 $oprofile = $this->ensureProfile();
134 common_log(LOG_INFO, "Canceling subscription from remote {$oprofile->uri} to local {$this->user->nickname}");
135 Subscription::cancel($oprofile->localProfile(), $this->user->getProfile());
137 common_log(LOG_ERR, "Can't cancel subscription from remote, didn't find the profile");
142 * Remote user likes one of our posts.
143 * Confirm the post is ours, and save a local favorite event.
146 function handleFavorite()
148 $notice = $this->getNotice($this->activity->objects[0]);
149 $profile = $this->ensureProfile()->localProfile();
151 $old = Fave::pkeyGet(array('user_id' => $profile->id,
152 'notice_id' => $notice->id));
155 throw new ClientException("We already know that's a fave!");
158 if (!Fave::addNew($profile, $notice)) {
159 throw new ClientException("Could not save new favorite.");
164 * Remote user doesn't like one of our posts after all!
165 * Confirm the post is ours, and save a local favorite event.
167 function handleUnfavorite()
169 $notice = $this->getNotice($this->activity->objects[0]);
170 $profile = $this->ensureProfile()->localProfile();
172 $fave = Fave::pkeyGet(array('user_id' => $profile->id,
173 'notice_id' => $notice->id));
175 throw new ClientException("Notice wasn't favorited!");
182 * @param ActivityObject $object
184 * @throws ClientException on invalid input
186 function getNotice($object)
189 throw new ClientException("Can't favorite/unfavorite without an object.");
192 switch ($object->type) {
193 case ActivityObject::ARTICLE:
194 case ActivityObject::BLOGENTRY:
195 case ActivityObject::NOTE:
196 case ActivityObject::STATUS:
197 case ActivityObject::COMMENT:
200 throw new ClientException("Can't handle that kind of object for liking/faving.");
203 $notice = Notice::staticGet('uri', $object->id);
205 if (empty($notice)) {
206 throw new ClientException("Notice with ID $object->id unknown.");
209 if ($notice->profile_id != $this->user->id) {
210 throw new ClientException("Notice with ID $object->id not posted by $this->user->id.");