--- /dev/null
+<?php
+/*
+ * GNU Social - a federating social network
+ * Copyright (C) 2014, Free Software Foundation, 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/>.
+ */
+
+if (!defined('GNUSOCIAL')) { exit(1); }
+
+/**
+ * @package Activity
+ * @maintainer Mikael Nordfeldth <mmn@hethane.se>
+ */
+class SharePlugin extends ActivityVerbHandlerPlugin
+{
+ public function tag()
+ {
+ return 'share';
+ }
+
+ public function types()
+ {
+ return array();
+ }
+
+ public function verbs()
+ {
+ return array(ActivityVerb::SHARE);
+ }
+
+ public function onRouterInitialized(URLMapper $m)
+ {
+ // Web UI actions
+ $m->connect('main/repeat', array('action' => 'repeat'));
+
+ // Share for Twitter API ("Retweet")
+ $m->connect('api/statuses/retweeted_by_me.:format',
+ array('action' => 'ApiTimelineRetweetedByMe',
+ 'format' => '(xml|json|atom|as)'));
+
+ $m->connect('api/statuses/retweeted_to_me.:format',
+ array('action' => 'ApiTimelineRetweetedToMe',
+ 'format' => '(xml|json|atom|as)'));
+
+ $m->connect('api/statuses/retweets_of_me.:format',
+ array('action' => 'ApiTimelineRetweetsOfMe',
+ 'format' => '(xml|json|atom|as)'));
+
+ $m->connect('api/statuses/retweet/:id.:format',
+ array('action' => 'ApiStatusesRetweet',
+ 'id' => '[0-9]+',
+ 'format' => '(xml|json)'));
+
+ $m->connect('api/statuses/retweets/:id.:format',
+ array('action' => 'ApiStatusesRetweets',
+ 'id' => '[0-9]+',
+ 'format' => '(xml|json)'));
+ }
+
+ // FIXME: Set this to abstract public in lib/activityhandlerplugin.php when all plugins have migrated!
+ protected function saveObjectFromActivity(Activity $act, Notice $stored, array $options=array())
+ {
+ assert($this->isMyActivity($act));
+
+ // We don't have to save a repeat in a separate table, we can
+ // find repeats by just looking at the notice.repeat_of field.
+
+ return true;
+ }
+
+ // FIXME: Put this in lib/activityhandlerplugin.php when we're ready
+ // with the other microapps/activityhandlers as well.
+ // Also it should be StartNoticeAsActivity (with a prepped Activity, including ->context etc.)
+ public function onEndNoticeAsActivity(Notice $stored, Activity $act, Profile $scoped=null)
+ {
+ if (!$this->isMyNotice($stored)) {
+ return true;
+ }
+
+ common_debug('Extending activity '.$stored->id.' with '.get_called_class());
+ $this->extendActivity($stored, $act, $scoped);
+ return false;
+ }
+
+ public function extendActivity(Notice $stored, Activity $act, Profile $scoped=null)
+ {
+ // TODO: How to handle repeats of deleted notices?
+ $target = Notice::getById($stored->repeat_of);
+ // TRANS: A repeat activity's title. %1$s is repeater's nickname
+ // and %2$s is the repeated user's nickname.
+ $act->title = sprintf(_('%1$s repeated a notice by %2$s'),
+ $stored->getProfile()->getNickname(),
+ $target->getProfile()->getNickname());
+ $act->objects[] = $target->asActivity($scoped);
+ }
+
+ public function activityObjectFromNotice(Notice $notice)
+ {
+ // Repeat is a little bit special. As it's an activity, our
+ // ActivityObject is instead turned into an Activity
+ $object = new Activity();
+ $object->verb = ActivityVerb::SHARE;
+ $object->type = $notice->object_type;
+ $object->title = sprintf(_('%1$s repeated a notice by %2$s'),
+ $object->getProfile()->getNickname(),
+ $target->getProfile()->getNickname());
+ $object->content = $notice->rendered;
+ return $object;
+ }
+
+ public function deleteRelated(Notice $notice)
+ {
+ try {
+ $fave = Fave::fromStored($notice);
+ $fave->delete();
+ } catch (NoResultException $e) {
+ // Cool, no problem. We wanted to get rid of it anyway.
+ }
+ }
+
+ // API stuff
+
+ /**
+ * Typically just used to fill out Twitter-compatible API status data.
+ *
+ * FIXME: Make all the calls before this end up with a Notice instead of ArrayWrapper please...
+ */
+ public function onNoticeSimpleStatusArray($notice, array &$status, Profile $scoped=null, array $args=array())
+ {
+ if ($scoped instanceof Profile) {
+ $status['favorited'] = Fave::existsForProfile($notice, $scoped);
+ } else {
+ $status['favorited'] = false;
+ }
+ return true;
+ }
+
+ public function onTwitterUserArray(Profile $profile, array &$userdata, Profile $scoped=null, array $args=array())
+ {
+ $userdata['favourites_count'] = Fave::countByProfile($profile);
+ }
+
+ /**
+ * Typically just used to fill out StatusNet specific data in API calls in the referenced $info array.
+ */
+ public function onStatusNetApiNoticeInfo(Notice $notice, array &$info, Profile $scoped=null, array $args=array())
+ {
+ if ($scoped instanceof Profile) {
+ $info['favorite'] = Fave::existsForProfile($notice, $scoped) ? 'true' : 'false';
+ }
+ return true;
+ }
+
+ public function onNoticeDeleteRelated(Notice $notice)
+ {
+ parent::onNoticeDeleteRelated($notice);
+
+ // The below algorithm is because we want to delete fave
+ // activities on any notice which _has_ faves, and not as
+ // in the parent function only ones that _are_ faves.
+
+ $fave = new Fave();
+ $fave->notice_id = $notice->id;
+
+ if ($fave->find()) {
+ while ($fave->fetch()) {
+ $fave->delete();
+ }
+ }
+
+ $fave->free();
+ }
+
+ public function onProfileDeleteRelated(Profile $profile, array &$related)
+ {
+ $fave = new Fave();
+ $fave->user_id = $profile->id;
+ $fave->delete(); // Will perform a DELETE matching "user_id = {$user->id}"
+ $fave->free();
+
+ Fave::blowCacheForProfileId($profile->id);
+ return true;
+ }
+
+ public function onStartNoticeListPrefill(array &$notices, array $notice_ids, Profile $scoped=null)
+ {
+ // prefill array of objects, before pluginfication it was Notice::fillFaves($notices)
+ Fave::fillFaves($notice_ids);
+
+ // DB caching
+ if ($scoped instanceof Profile) {
+ Fave::pivotGet('notice_id', $notice_ids, array('user_id' => $scoped->id));
+ }
+ }
+
+ /**
+ * show the "favorite" form in the notice options element
+ * FIXME: Don't let a NoticeListItemAdapter slip in here (or extend that from NoticeListItem)
+ *
+ * @return void
+ */
+ public function onStartShowNoticeOptionItems($nli)
+ {
+ if (Event::handle('StartShowFaveForm', array($nli))) {
+ $scoped = Profile::current();
+ if ($scoped instanceof Profile) {
+ if (Fave::existsForProfile($nli->notice, $scoped)) {
+ $disfavor = new DisfavorForm($nli->out, $nli->notice);
+ $disfavor->show();
+ } else {
+ $favor = new FavorForm($nli->out, $nli->notice);
+ $favor->show();
+ }
+ }
+ Event::handle('EndShowFaveForm', array($nli));
+ }
+ }
+
+ public function showNoticeListItem(NoticeListItem $nli)
+ {
+ // pass
+ }
+ public function openNoticeListItemElement(NoticeListItem $nli)
+ {
+ // pass
+ }
+ public function closeNoticeListItemElement(NoticeListItem $nli)
+ {
+ // pass
+ }
+
+ public function onAppendUserActivityStreamObjects(UserActivityStream $uas, array &$objs)
+ {
+ $fave = new Fave();
+ $fave->user_id = $uas->getUser()->id;
+
+ if (!empty($uas->after)) {
+ $fave->whereAdd("modified > '" . common_sql_date($uas->after) . "'");
+ }
+
+ if ($fave->find()) {
+ while ($fave->fetch()) {
+ $objs[] = clone($fave);
+ }
+ }
+
+ return true;
+ }
+
+ public function onStartShowThreadedNoticeTailItems(NoticeListItem $nli, Notice $notice, &$threadActive)
+ {
+ if ($nli instanceof ThreadedNoticeListSubItem) {
+ // The sub-items are replies to a conversation, thus we use different HTML elements etc.
+ $item = new ThreadedNoticeListInlineFavesItem($notice, $nli->out);
+ } else {
+ $item = new ThreadedNoticeListFavesItem($notice, $nli->out);
+ }
+ $threadActive = $item->show() || $threadActive;
+ return true;
+ }
+
+ public function onEndFavorNotice(Profile $actor, Notice $target)
+ {
+ try {
+ $notice_author = $target->getProfile();
+ // Don't notify ourselves of our own favorite on our own notice,
+ // or if it's a remote user (since we don't know their email addresses etc.)
+ if ($notice_author->id == $actor->id || !$notice_author->isLocal()) {
+ return true;
+ }
+ $local_user = $notice_author->getUser();
+ mail_notify_fave($local_user, $actor, $target);
+ } catch (Exception $e) {
+ // Mm'kay, probably not a local user. Let's skip this favor notification.
+ }
+ }
+
+ /**
+ * EndInterpretCommand for FavoritePlugin will handle the 'fav' command
+ * using the class FavCommand.
+ *
+ * @param string $cmd Command being run
+ * @param string $arg Rest of the message (including address)
+ * @param User $user User sending the message
+ * @param Command &$result The resulting command object to be run.
+ *
+ * @return boolean hook value
+ */
+ public function onStartInterpretCommand($cmd, $arg, $user, &$result)
+ {
+ if ($result === false && $cmd == 'fav') {
+ if (empty($arg)) {
+ $result = null;
+ } else {
+ list($other, $extra) = CommandInterpreter::split_arg($arg);
+ if (!empty($extra)) {
+ $result = null;
+ } else {
+ $result = new FavCommand($user, $other);
+ }
+ }
+ return false;
+ }
+ return true;
+ }
+
+ public function onHelpCommandMessages(HelpCommand $help, array &$commands)
+ {
+ // TRANS: Help message for IM/SMS command "fav <nickname>".
+ $commands['fav <nickname>'] = _m('COMMANDHELP', "add user's last notice as a 'fave'");
+ // TRANS: Help message for IM/SMS command "fav #<notice_id>".
+ $commands['fav #<notice_id>'] = _m('COMMANDHELP', "add notice with the given id as a 'fave'");
+ }
+
+ /**
+ * Are we allowed to perform a certain command over the API?
+ */
+ public function onCommandSupportedAPI(Command $cmd, &$supported)
+ {
+ $supported = $supported || $cmd instanceof FavCommand;
+ }
+
+ // Form stuff (settings etc.)
+
+ public function onEndEmailFormData(Action $action, Profile $scoped)
+ {
+ $emailfave = $scoped->getConfigPref('email', 'notify_fave') ? 1 : 0;
+
+ $action->elementStart('li');
+ $action->checkbox('email-notify_fave',
+ // TRANS: Checkbox label in e-mail preferences form.
+ _('Send me email when someone adds my notice as a favorite.'),
+ $emailfave);
+ $action->elementEnd('li');
+
+ return true;
+ }
+
+ public function onStartEmailSaveForm(Action $action, Profile $scoped)
+ {
+ $emailfave = $action->booleanintstring('email-notify_fave');
+ try {
+ if ($emailfave == $scoped->getPref('email', 'notify_fave')) {
+ // No need to update setting
+ return true;
+ }
+ } catch (NoResultException $e) {
+ // Apparently there's no previously stored setting, then continue to save it as it is now.
+ }
+
+ $scoped->setPref('email', 'notify_fave', $emailfave);
+
+ return true;
+ }
+
+ // Layout stuff
+
+ public function onEndPersonalGroupNav(Menu $menu, Profile $target, Profile $scoped=null)
+ {
+ $menu->out->menuItem(common_local_url('showfavorites', array('nickname' => $target->getNickname())),
+ // TRANS: Menu item in personal group navigation menu.
+ _m('MENU','Favorites'),
+ // @todo i18n FIXME: Need to make this two messages.
+ // TRANS: Menu item title in personal group navigation menu.
+ // TRANS: %s is a username.
+ sprintf(_('%s\'s favorite notices'), $target->getBestName()),
+ $scoped instanceof Profile && $target->id === $scoped->id && $menu->actionName =='showfavorites',
+ 'nav_timeline_favorites');
+ }
+
+ public function onEndPublicGroupNav(Menu $menu)
+ {
+ if (!common_config('singleuser', 'enabled')) {
+ // TRANS: Menu item in search group navigation panel.
+ $menu->out->menuItem(common_local_url('favorited'), _m('MENU','Popular'),
+ // TRANS: Menu item title in search group navigation panel.
+ _('Popular notices'), $menu->actionName == 'favorited', 'nav_timeline_favorited');
+ }
+ }
+
+ public function onEndShowSections(Action $action)
+ {
+ if (!$action->isAction(array('all', 'public'))) {
+ return true;
+ }
+
+ if (!common_config('performance', 'high')) {
+ $section = new PopularNoticeSection($action, $action->getScoped());
+ $section->show();
+ }
+ }
+
+ protected function getActionTitle(ManagedAction $action, $verb, Notice $target, Profile $scoped)
+ {
+ return Fave::existsForProfile($target, $scoped)
+ // TRANS: Page/dialog box title when a notice is marked as favorite already
+ ? _m('TITLE', 'Unmark notice as favorite')
+ // TRANS: Page/dialog box title when a notice is not marked as favorite
+ : _m('TITLE', 'Mark notice as favorite');
+ }
+
+ protected function doActionPreparation(ManagedAction $action, $verb, Notice $target, Profile $scoped)
+ {
+ if ($action->isPost()) {
+ // The below tests are only for presenting to the user. POSTs which inflict
+ // duplicate favorite entries are handled with AlreadyFulfilledException.
+ return false;
+ }
+
+ $exists = Fave::existsForProfile($target, $scoped);
+ $expected_verb = $exists ? ActivityVerb::UNFAVORITE : ActivityVerb::FAVORITE;
+
+ switch (true) {
+ case $exists && ActivityUtils::compareTypes($verb, array(ActivityVerb::FAVORITE, ActivityVerb::LIKE)):
+ case !$exists && ActivityUtils::compareTypes($verb, array(ActivityVerb::UNFAVORITE, ActivityVerb::UNLIKE)):
+ common_redirect(common_local_url('activityverb',
+ array('id' => $target->getID(),
+ 'verb' => ActivityUtils::resolveUri($expected_verb, true))));
+ break;
+ default:
+ // No need to redirect as we are on the correct action already.
+ }
+
+ return false;
+ }
+
+ protected function doActionPost(ManagedAction $action, $verb, Notice $target, Profile $scoped)
+ {
+ switch (true) {
+ case ActivityUtils::compareTypes($verb, array(ActivityVerb::FAVORITE, ActivityVerb::LIKE)):
+ Fave::addNew($scoped, $target);
+ break;
+ case ActivityUtils::compareTypes($verb, array(ActivityVerb::UNFAVORITE, ActivityVerb::UNLIKE)):
+ Fave::removeEntry($scoped, $target);
+ break;
+ default:
+ throw new ServerException('ActivityVerb POST not handled by plugin that was supposed to do it.');
+ }
+ return false;
+ }
+
+ protected function getActivityForm(ManagedAction $action, $verb, Notice $target, Profile $scoped)
+ {
+ return Fave::existsForProfile($target, $scoped)
+ ? new DisfavorForm($action, $target)
+ : new FavorForm($action, $target);
+ }
+
+ public function onPluginVersion(array &$versions)
+ {
+ $versions[] = array('name' => 'Favorite',
+ 'version' => GNUSOCIAL_VERSION,
+ 'author' => 'Mikael Nordfeldth',
+ 'homepage' => 'http://gnu.io/',
+ 'rawdescription' =>
+ // TRANS: Plugin description.
+ _m('Favorites (likes) using ActivityStreams.'));
+
+ return true;
+ }
+}
+
+/**
+ * Notify a user that one of their notices has been chosen as a 'fave'
+ *
+ * @param User $rcpt The user whose notice was faved
+ * @param Profile $sender The user who faved the notice
+ * @param Notice $notice The notice that was faved
+ *
+ * @return void
+ */
+function mail_notify_fave(User $rcpt, Profile $sender, Notice $notice)
+{
+ if (!$rcpt->receivesEmailNotifications() || !$rcpt->getConfigPref('email', 'notify_fave')) {
+ return;
+ }
+
+ // This test is actually "if the sender is sandboxed"
+ if (!$sender->hasRight(Right::EMAILONFAVE)) {
+ return;
+ }
+
+ if ($rcpt->hasBlocked($sender)) {
+ // If the author has blocked us, don't spam them with a notification.
+ return;
+ }
+
+ // We need the global mail.php for various mail related functions below.
+ require_once INSTALLDIR.'/lib/mail.php';
+
+ $bestname = $sender->getBestName();
+
+ common_switch_locale($rcpt->language);
+
+ // TRANS: Subject for favorite notification e-mail.
+ // TRANS: %1$s is the adding user's long name, %2$s is the adding user's nickname.
+ $subject = sprintf(_('%1$s (@%2$s) added your notice as a favorite'), $bestname, $sender->getNickname());
+
+ // TRANS: Body for favorite notification e-mail.
+ // TRANS: %1$s is the adding user's long name, $2$s is the date the notice was created,
+ // TRANS: %3$s is a URL to the faved notice, %4$s is the faved notice text,
+ // TRANS: %5$s is a URL to all faves of the adding user, %6$s is the StatusNet sitename,
+ // TRANS: %7$s is the adding user's nickname.
+ $body = sprintf(_("%1\$s (@%7\$s) just added your notice from %2\$s".
+ " as one of their favorites.\n\n" .
+ "The URL of your notice is:\n\n" .
+ "%3\$s\n\n" .
+ "The text of your notice is:\n\n" .
+ "%4\$s\n\n" .
+ "You can see the list of %1\$s's favorites here:\n\n" .
+ "%5\$s"),
+ $bestname,
+ common_exact_date($notice->created),
+ common_local_url('shownotice',
+ array('notice' => $notice->id)),
+ $notice->content,
+ common_local_url('showfavorites',
+ array('nickname' => $sender->getNickname())),
+ common_config('site', 'name'),
+ $sender->getNickname()) .
+ mail_footer_block();
+
+ $headers = _mail_prepare_headers('fave', $rcpt->getNickname(), $sender->getNickname());
+
+ common_switch_locale();
+ mail_to_user($rcpt, $subject, $body, $headers);
+}