diff options
Diffstat (limited to 'plugins/OStatus/lib/salmonaction.php')
| -rw-r--r-- | plugins/OStatus/lib/salmonaction.php | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/plugins/OStatus/lib/salmonaction.php b/plugins/OStatus/lib/salmonaction.php new file mode 100644 index 000000000..4e5ed7fe6 --- /dev/null +++ b/plugins/OStatus/lib/salmonaction.php @@ -0,0 +1,209 @@ +<?php +/* + * StatusNet - the distributed open-source microblogging tool + * Copyright (C) 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 + * 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/>. + */ + +/** + * @package OStatusPlugin + * @author James Walker <james@status.net> + */ + +if (!defined('STATUSNET')) { + exit(1); +} + +class SalmonAction extends Action +{ + var $xml = null; + var $activity = null; + + function prepare($args) + { + StatusNet::setApi(true); // Send smaller error pages + + parent::prepare($args); + + if ($_SERVER['REQUEST_METHOD'] != 'POST') { + $this->clientError(_('This method requires a POST.')); + } + + if ($_SERVER['CONTENT_TYPE'] != 'application/atom+xml') { + $this->clientError(_('Salmon requires application/atom+xml')); + } + + $xml = file_get_contents('php://input'); + + $dom = DOMDocument::loadXML($xml); + + if ($dom->documentElement->namespaceURI != Activity::ATOM || + $dom->documentElement->localName != 'entry') { + common_log(LOG_DEBUG, "Got invalid Salmon post: $xml"); + $this->clientError(_m('Salmon post must be an Atom entry.')); + } + // XXX: check the signature + + $this->act = new Activity($dom->documentElement); + return true; + } + + /** + * Check the posted activity type and break out to appropriate processing. + */ + + function handle($args) + { + StatusNet::setApi(true); // Send smaller error pages + + // TODO : Insert new $xml -> notice code + + if (Event::handle('StartHandleSalmon', array($this->activity))) { + switch ($this->act->verb) + { + case ActivityVerb::POST: + $this->handlePost(); + break; + case ActivityVerb::SHARE: + $this->handleShare(); + break; + case ActivityVerb::FAVORITE: + $this->handleFavorite(); + break; + case ActivityVerb::UNFAVORITE: + $this->handleUnfavorite(); + break; + case ActivityVerb::FOLLOW: + case ActivityVerb::FRIEND: + $this->handleFollow(); + break; + case ActivityVerb::UNFOLLOW: + $this->handleUnfollow(); + break; + case ActivityVerb::JOIN: + $this->handleJoin(); + break; + default: + throw new ClientException(_("Unimplemented.")); + } + Event::handle('EndHandleSalmon', array($this->activity)); + } + } + + function handlePost() + { + throw new ClientException(_("Unimplemented!")); + } + + function handleFollow() + { + throw new ClientException(_("Unimplemented!")); + } + + function handleUnfollow() + { + throw new ClientException(_("Unimplemented!")); + } + + function handleFavorite() + { + throw new ClientException(_("Unimplemented!")); + } + + /** + * Remote user doesn't like one of our posts after all! + * Confirm the post is ours, and delete a local favorite event. + */ + + function handleUnfavorite() + { + throw new ClientException(_("Unimplemented!")); + } + + /** + * Hmmmm + */ + function handleShare() + { + throw new ClientException(_("Unimplemented!")); + } + + /** + * Hmmmm + */ + function handleJoin() + { + throw new ClientException(_("Unimplemented!")); + } + + /** + * @return Ostatus_profile + */ + function ensureProfile() + { + $actor = $this->act->actor; + if (empty($actor->id)) { + common_log(LOG_ERR, "broken actor: " . var_export($actor, true)); + throw new Exception("Received a salmon slap from unidentified actor."); + } + + return Ostatus_profile::ensureActorProfile($this->act); + } + + function saveNotice() + { + $oprofile = $this->ensureProfile(); + + // Get (safe!) HTML and text versions of the content + + require_once(INSTALLDIR.'/extlib/HTMLPurifier/HTMLPurifier.auto.php'); + + $html = $this->act->object->content; + + $rendered = HTMLPurifier::purify($html); + $content = html_entity_decode(strip_tags($rendered)); + + $options = array('is_local' => Notice::REMOTE_OMB, + 'uri' => $this->act->object->id, + 'url' => $this->act->object->link, + 'rendered' => $rendered); + + if (!empty($this->act->context->location)) { + $options['lat'] = $location->lat; + $options['lon'] = $location->lon; + if ($location->location_id) { + $options['location_ns'] = $location->location_ns; + $options['location_id'] = $location->location_id; + } + } + + if (!empty($this->act->context->replyToID)) { + $orig = Notice::staticGet('uri', + $this->act->context->replyToID); + if (!empty($orig)) { + $options['reply_to'] = $orig->id; + } + } + + if (!empty($this->act->time)) { + $options['created'] = common_sql_time($this->act->time); + } + + return Notice::saveNew($oprofile->profile_id, + $content, + 'ostatus+salmon', + $options); + } +} |