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/>.
20 if (!defined('STATUSNET')) {
25 * @package OStatusPlugin
26 * @author James Walker <james@status.net>
28 class UsersalmonAction extends SalmonAction
30 function prepare($args)
32 parent::prepare($args);
34 $id = $this->trimmed('id');
37 // TRANS: Client error displayed trying to perform an action without providing an ID.
38 $this->clientError(_m('No ID.'));
41 $this->user = User::getKV('id', $id);
43 if (empty($this->user)) {
44 // TRANS: Client error displayed when referring to a non-existing user.
45 $this->clientError(_m('No such user.'));
48 $this->target = $this->user;
54 * We've gotten a post event on the Salmon backchannel, probably a reply.
56 * @todo validate if we need to handle this post, then call into
57 * ostatus_profile's general incoming-post handling.
61 common_log(LOG_INFO, "Received post of '{$this->activity->objects[0]->id}' from '{$this->activity->actor->id}'");
63 // @fixme: process all activity objects?
64 switch ($this->activity->objects[0]->type) {
65 case ActivityObject::ARTICLE:
66 case ActivityObject::BLOGENTRY:
67 case ActivityObject::NOTE:
68 case ActivityObject::STATUS:
69 case ActivityObject::COMMENT:
72 // TRANS: Client exception thrown when an undefied activity is performed.
73 throw new ClientException(_m('Cannot handle that kind of post.'));
76 // Notice must either be a) in reply to a notice by this user
77 // or b) in reply to a notice to the attention of this user
78 // or c) to the attention of this user
80 $context = $this->activity->context;
83 if (!empty($context->replyToID)) {
84 $notice = Notice::getKV('uri', $context->replyToID);
87 if (!empty($notice) &&
88 ($notice->profile_id == $this->user->id ||
89 array_key_exists($this->user->id, $notice->getReplies())))
91 // In reply to a notice either from or mentioning this user.
92 } else if (!empty($context->attention) &&
93 (array_key_exists($this->user->uri, $context->attention) ||
94 array_key_exists($common_profile_url($this->user->nickname),
95 $context->attention)))
97 // To the attention of this user.
99 // TRANS: Client exception.
100 throw new ClientException(_m('Not to anyone in reply to anything.'));
103 $existing = Notice::getKV('uri', $this->activity->objects[0]->id);
104 if ($existing instanceof Notice) {
105 common_log(LOG_ERR, "Not saving notice '".$existing->getUri()."'; already exists.");
113 * We've gotten a follow/subscribe notification from a remote user.
114 * Save a subscription relationship for them.
116 function handleFollow()
118 $oprofile = $this->ensureProfile();
120 common_log(LOG_INFO, sprintf('Setting up subscription from remote %s to local %s', $oprofile->getUri(), $this->user->getNickname()));
121 Subscription::start($oprofile->localProfile(),
122 $this->user->getProfile());
124 common_log(LOG_INFO, "Can't set up subscription from remote; missing profile.");
129 * We've gotten an unfollow/unsubscribe notification from a remote user.
130 * Check if we have a subscription relationship for them and kill it.
132 * @fixme probably catch exceptions on fail?
134 function handleUnfollow()
136 $oprofile = $this->ensureProfile();
138 common_log(LOG_INFO, sprintf('Canceling subscription from remote %s to local %s', $oprofile->getUri(), $this->user->getNickname()));
139 Subscription::cancel($oprofile->localProfile(), $this->user->getProfile());
141 common_log(LOG_ERR, "Can't cancel subscription from remote, didn't find the profile");
146 * Remote user likes one of our posts.
147 * Confirm the post is ours, and save a local favorite event.
150 function handleFavorite()
152 $notice = $this->getNotice($this->activity->objects[0]);
153 $profile = $this->ensureProfile()->localProfile();
155 $old = Fave::pkeyGet(array('user_id' => $profile->id,
156 'notice_id' => $notice->id));
159 // TRANS: Client exception.
160 throw new ClientException(_m('This is already a favorite.'));
163 if (!Fave::addNew($profile, $notice)) {
164 // TRANS: Client exception.
165 throw new ClientException(_m('Could not save new favorite.'));
170 * Remote user doesn't like one of our posts after all!
171 * Confirm the post is ours, and save a local favorite event.
173 function handleUnfavorite()
175 $notice = $this->getNotice($this->activity->objects[0]);
176 $profile = $this->ensureProfile()->localProfile();
178 $fave = Fave::pkeyGet(array('user_id' => $profile->id,
179 'notice_id' => $notice->id));
181 // TRANS: Client exception.
182 throw new ClientException(_m('Notice was not favorited!'));
190 if ($this->activity->target->type == ActivityObject::_LIST) {
191 if ($this->activity->objects[0]->type != ActivityObject::PERSON) {
192 // TRANS: Client exception.
193 throw new ClientException(_m('Not a person object.'));
196 // this is a peopletag
197 $tagged = User::getKV('uri', $this->activity->objects[0]->id);
199 if (empty($tagged)) {
200 // TRANS: Client exception.
201 throw new ClientException(_m('Unidentified profile being listed.'));
204 if ($tagged->id !== $this->user->id) {
205 // TRANS: Client exception.
206 throw new ClientException(_m('This user is not the one being listed.'));
210 $tagger = $this->ensureProfile();
211 $list = Ostatus_profile::ensureActivityObjectProfile($this->activity->target);
213 $ptag = $list->localPeopletag();
214 $result = Profile_tag::setTag($ptag->tagger, $tagged->id, $ptag->tag);
216 // TRANS: Client exception.
217 throw new ClientException(_m('The listing could not be saved.'));
222 function handleUntag()
224 if ($this->activity->target->type == ActivityObject::_LIST) {
225 if ($this->activity->objects[0]->type != ActivityObject::PERSON) {
226 // TRANS: Client exception.
227 throw new ClientException(_m('Not a person object.'));
230 // this is a peopletag
231 $tagged = User::getKV('uri', $this->activity->objects[0]->id);
233 if (empty($tagged)) {
234 // TRANS: Client exception.
235 throw new ClientException(_m('Unidentified profile being unlisted.'));
238 if ($tagged->id !== $this->user->id) {
239 // TRANS: Client exception.
240 throw new ClientException(_m('This user is not the one being unlisted.'));
244 $tagger = $this->ensureProfile();
245 $list = Ostatus_profile::ensureActivityObjectProfile($this->activity->target);
247 $ptag = $list->localPeopletag();
248 $result = Profile_tag::unTag($ptag->tagger, $tagged->id, $ptag->tag);
251 // TRANS: Client exception.
252 throw new ClientException(_m('The listing could not be deleted.'));
258 * @param ActivityObject $object
260 * @throws ClientException on invalid input
262 function getNotice($object)
265 // TRANS: Client exception.
266 throw new ClientException(_m('Cannot favorite/unfavorite without an object.'));
269 switch ($object->type) {
270 case ActivityObject::ARTICLE:
271 case ActivityObject::BLOGENTRY:
272 case ActivityObject::NOTE:
273 case ActivityObject::STATUS:
274 case ActivityObject::COMMENT:
277 // TRANS: Client exception.
278 throw new ClientException(_m('Cannot handle that kind of object for liking/faving.'));
281 $notice = Notice::getKV('uri', $object->id);
283 if (empty($notice)) {
284 // TRANS: Client exception. %s is an object ID.
285 throw new ClientException(sprintf(_m('Notice with ID %s unknown.'),$object->id));
288 if ($notice->profile_id != $this->user->id) {
289 // TRANS: Client exception. %1$s is a notice ID, %2$s is a user ID.
290 throw new ClientException(sprintf(_m('Notice with ID %1$s not posted by %2$s.'),$object->id,$this->user->id));