3 * StatusNet - the distributed open-source microblogging tool
4 * Copyright (C) 2008, 2009, 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') && !defined('LACONICA')) { exit(1); }
22 require_once(INSTALLDIR.'/lib/channel.php');
28 function __construct($user=null)
34 * Execute the command and send success or error results
35 * back via the given communications channel.
39 public function execute($channel)
42 $this->handle($channel);
43 } catch (CommandException $e) {
44 $channel->error($this->user, $e->getMessage());
45 } catch (Exception $e) {
46 common_log(LOG_ERR, "Error handling " . get_class($this) . ": " . $e->getMessage());
47 $channel->error($this->user, $e->getMessage());
52 * Override this with the meat!
54 * An error to send back to the user may be sent by throwing
55 * a CommandException with a formatted message.
58 * @throws CommandException
60 function handle($channel)
66 * Look up a notice from an argument, by poster's name to get last post
67 * or notice_id prefixed with #.
70 * @throws CommandException
72 function getNotice($arg)
75 if (Event::handle('StartCommandGetNotice', array($this, $arg, &$notice))) {
76 if(substr($this->other,0,1)=='#'){
77 // A specific notice_id #123
79 $notice = Notice::staticGet(substr($arg,1));
81 // TRANS: Command exception text shown when a notice ID is requested that does not exist.
82 throw new CommandException(_('Notice with that id does not exist.'));
86 if (Validate::uri($this->other)) {
87 // A specific notice by URI lookup
88 $notice = Notice::staticGet('uri', $arg);
92 // Local or remote profile name to get their last notice.
93 // May throw an exception and report 'no such user'
94 $recipient = $this->getProfile($arg);
96 $notice = $recipient->getCurrentNotice();
98 // TRANS: Command exception text shown when a last user notice is requested and it does not exist.
99 throw new CommandException(_('User has no last notice.'));
103 Event::handle('EndCommandGetNotice', array($this, $arg, &$notice));
105 // TRANS: Command exception text shown when a notice ID is requested that does not exist.
106 throw new CommandException(_('Notice with that id does not exist.'));
112 * Look up a local or remote profile by nickname.
115 * @throws CommandException
117 function getProfile($arg)
120 if (Event::handle('StartCommandGetProfile', array($this, $arg, &$profile))) {
122 common_relative_profile($this->user, common_canonical_nickname($arg));
124 Event::handle('EndCommandGetProfile', array($this, $arg, &$profile));
126 // TRANS: Message given requesting a profile for a non-existing user.
127 // TRANS: %s is the nickname of the user for which the profile could not be found.
128 throw new CommandException(sprintf(_('Could not find a user with nickname %s.'), $arg));
134 * Get a local user by name
136 * @throws CommandException
138 function getUser($arg)
141 if (Event::handle('StartCommandGetUser', array($this, $arg, &$user))) {
142 $user = User::staticGet('nickname', $arg);
144 Event::handle('EndCommandGetUser', array($this, $arg, &$user));
146 // TRANS: Message given getting a non-existing user.
147 // TRANS: %s is the nickname of the user that could not be found.
148 throw new CommandException(sprintf(_('Could not find a local user with nickname %s.'),
155 * Get a local or remote group by name.
157 * @throws CommandException
159 function getGroup($arg)
162 if (Event::handle('StartCommandGetGroup', array($this, $arg, &$group))) {
163 $group = User_group::getForNickname($arg, $this->user->getProfile());
165 Event::handle('EndCommandGetGroup', array($this, $arg, &$group));
167 // TRANS: Command exception text shown when a group is requested that does not exist.
168 throw new CommandException(_('No such group.'));
174 class CommandException extends Exception
178 class UnimplementedCommand extends Command
180 function handle($channel)
182 // TRANS: Error text shown when an unimplemented command is given.
183 $channel->error($this->user, _("Sorry, this command is not yet implemented."));
187 class TrackingCommand extends UnimplementedCommand
191 class TrackOffCommand extends UnimplementedCommand
195 class TrackCommand extends UnimplementedCommand
198 function __construct($user, $word)
200 parent::__construct($user);
205 class UntrackCommand extends UnimplementedCommand
208 function __construct($user, $word)
210 parent::__construct($user);
215 class NudgeCommand extends Command
218 function __construct($user, $other)
220 parent::__construct($user);
221 $this->other = $other;
224 function handle($channel)
226 $recipient = $this->getUser($this->other);
227 if ($recipient->id == $this->user->id) {
228 // TRANS: Command exception text shown when a user tries to nudge themselves.
229 throw new CommandException(_('It does not make a lot of sense to nudge yourself!'));
231 if ($recipient->email && $recipient->emailnotifynudge) {
232 mail_notify_nudge($this->user, $recipient);
235 // XXX: notify by SMS
236 // TRANS: Message given having nudged another user.
237 // TRANS: %s is the nickname of the user that was nudged.
238 $channel->output($this->user, sprintf(_('Nudge sent to %s.'),
239 $recipient->nickname));
244 class InviteCommand extends UnimplementedCommand
247 function __construct($user, $other)
249 parent::__construct($user);
250 $this->other = $other;
254 class StatsCommand extends Command
256 function handle($channel)
258 $profile = $this->user->getProfile();
260 $subs_count = $profile->subscriptionCount();
261 $subbed_count = $profile->subscriberCount();
262 $notice_count = $profile->noticeCount();
264 // TRANS: User statistics text.
265 // TRANS: %1$s is the number of other user the user is subscribed to.
266 // TRANS: %2$s is the number of users that are subscribed to the user.
267 // TRANS: %3$s is the number of notices the user has sent.
268 $channel->output($this->user, sprintf(_("Subscriptions: %1\$s\n".
269 "Subscribers: %2\$s\n".
277 class FavCommand extends Command
281 function __construct($user, $other)
283 parent::__construct($user);
284 $this->other = $other;
287 function handle($channel)
289 $notice = $this->getNotice($this->other);
290 $fave = Fave::addNew($this->user->getProfile(), $notice);
293 // TRANS: Error message text shown when a favorite could not be set.
294 $channel->error($this->user, _('Could not create favorite.'));
298 // @fixme favorite notification should be triggered
301 $other = User::staticGet('id', $notice->profile_id);
303 if ($other && $other->id != $user->id) {
304 if ($other->email && $other->emailnotifyfav) {
305 mail_notify_fave($other, $this->user, $notice);
309 $this->user->blowFavesCache();
311 // TRANS: Text shown when a notice has been marked as favourite successfully.
312 $channel->output($this->user, _('Notice marked as fave.'));
316 class JoinCommand extends Command
320 function __construct($user, $other)
322 parent::__construct($user);
323 $this->other = $other;
326 function handle($channel)
328 $group = $this->getGroup($this->other);
331 if ($cur->isMember($group)) {
332 // TRANS: Error text shown a user tries to join a group they already are a member of.
333 $channel->error($cur, _('You are already a member of that group.'));
336 if (Group_block::isBlocked($group, $cur->getProfile())) {
337 // TRANS: Error text shown when a user tries to join a group they are blocked from joining.
338 $channel->error($cur, _('You have been blocked from that group by the admin.'));
343 if (Event::handle('StartJoinGroup', array($group, $cur))) {
344 Group_member::join($group->id, $cur->id);
345 Event::handle('EndJoinGroup', array($group, $cur));
347 } catch (Exception $e) {
348 // TRANS: Message given having failed to add a user to a group.
349 // TRANS: %1$s is the nickname of the user, %2$s is the nickname of the group.
350 $channel->error($cur, sprintf(_('Could not join user %1$s to group %2$s.'),
351 $cur->nickname, $group->nickname));
355 // TRANS: Message given having added a user to a group.
356 // TRANS: %1$s is the nickname of the user, %2$s is the nickname of the group.
357 $channel->output($cur, sprintf(_('%1$s joined group %2$s.'),
363 class DropCommand extends Command
367 function __construct($user, $other)
369 parent::__construct($user);
370 $this->other = $other;
373 function handle($channel)
375 $group = $this->getGroup($this->other);
379 // TRANS: Error text shown when trying to leave a group that does not exist.
380 $channel->error($cur, _('No such group.'));
384 if (!$cur->isMember($group)) {
385 // TRANS: Error text shown when trying to leave an existing group the user is not a member of.
386 $channel->error($cur, _('You are not a member of that group.'));
391 if (Event::handle('StartLeaveGroup', array($group, $cur))) {
392 Group_member::leave($group->id, $cur->id);
393 Event::handle('EndLeaveGroup', array($group, $cur));
395 } catch (Exception $e) {
396 // TRANS: Message given having failed to remove a user from a group.
397 // TRANS: %1$s is the nickname of the user, %2$s is the nickname of the group.
398 $channel->error($cur, sprintf(_('Could not remove user %1$s from group %2$s.'),
399 $cur->nickname, $group->nickname));
403 // TRANS: Message given having removed a user from a group.
404 // TRANS: %1$s is the nickname of the user, %2$s is the nickname of the group.
405 $channel->output($cur, sprintf(_('%1$s left group %2$s.'),
411 class WhoisCommand extends Command
414 function __construct($user, $other)
416 parent::__construct($user);
417 $this->other = $other;
420 function handle($channel)
422 $recipient = $this->getProfile($this->other);
424 // TRANS: Whois output.
425 // TRANS: %1$s nickname of the queried user, %2$s is their profile URL.
426 $whois = sprintf(_m('WHOIS',"%1\$s (%2\$s)"), $recipient->nickname,
427 $recipient->profileurl);
428 if ($recipient->fullname) {
429 // TRANS: Whois output. %s is the full name of the queried user.
430 $whois .= "\n" . sprintf(_('Fullname: %s'), $recipient->fullname);
432 if ($recipient->location) {
433 // TRANS: Whois output. %s is the location of the queried user.
434 $whois .= "\n" . sprintf(_('Location: %s'), $recipient->location);
436 if ($recipient->homepage) {
437 // TRANS: Whois output. %s is the homepage of the queried user.
438 $whois .= "\n" . sprintf(_('Homepage: %s'), $recipient->homepage);
440 if ($recipient->bio) {
441 // TRANS: Whois output. %s is the bio information of the queried user.
442 $whois .= "\n" . sprintf(_('About: %s'), $recipient->bio);
444 $channel->output($this->user, $whois);
448 class MessageCommand extends Command
452 function __construct($user, $other, $text)
454 parent::__construct($user);
455 $this->other = $other;
459 function handle($channel)
462 $other = $this->getUser($this->other);
463 } catch (CommandException $e) {
465 $profile = $this->getProfile($this->other);
466 } catch (CommandException $f) {
469 // TRANS: Command exception text shown when trying to send a direct message to a remote user (a user not registered at the current server).
470 // TRANS: %s is a remote profile.
471 throw new CommandException(sprintf(_('%s is a remote profile; you can only send direct messages to users on the same server.'), $this->other));
474 $len = mb_strlen($this->text);
477 // TRANS: Command exception text shown when trying to send a direct message to another user without content.
478 $channel->error($this->user, _('No content!'));
482 $this->text = common_shorten_links($this->text);
484 if (Message::contentTooLong($this->text)) {
485 // XXX: i18n. Needs plural support.
486 // TRANS: Message given if content is too long. %1$sd is used for plural.
487 // TRANS: %1$d is the maximum number of characters, %2$d is the number of submitted characters.
488 $channel->error($this->user, sprintf(_m('Message too long - maximum is %1$d character, you sent %2$d.',
489 'Message too long - maximum is %1$d characters, you sent %2$d.',
490 Message::maxContent()),
491 Message::maxContent(), mb_strlen($this->text)));
496 // TRANS: Error text shown when trying to send a direct message to a user that does not exist.
497 $channel->error($this->user, _('No such user.'));
499 } else if (!$this->user->mutuallySubscribed($other)) {
500 // TRANS: Error text shown when trying to send a direct message to a user without a mutual subscription (each user must be subscribed to the other).
501 $channel->error($this->user, _('You can\'t send a message to this user.'));
503 } else if ($this->user->id == $other->id) {
504 // TRANS: Error text shown when trying to send a direct message to self.
505 $channel->error($this->user, _('Don\'t send a message to yourself; just say it to yourself quietly instead.'));
508 $message = Message::saveNew($this->user->id, $other->id, $this->text, $channel->source());
511 // TRANS: Message given have sent a direct message to another user.
512 // TRANS: %s is the name of the other user.
513 $channel->output($this->user, sprintf(_('Direct message to %s sent.'), $this->other));
515 // TRANS: Error text shown sending a direct message fails with an unknown reason.
516 $channel->error($this->user, _('Error sending direct message.'));
521 class RepeatCommand extends Command
524 function __construct($user, $other)
526 parent::__construct($user);
527 $this->other = $other;
530 function handle($channel)
532 $notice = $this->getNotice($this->other);
534 if($this->user->id == $notice->profile_id)
536 // TRANS: Error text shown when trying to repeat an own notice.
537 $channel->error($this->user, _('Cannot repeat your own notice.'));
541 if ($this->user->getProfile()->hasRepeated($notice->id)) {
542 // TRANS: Error text shown when trying to repeat an notice that was already repeated by the user.
543 $channel->error($this->user, _('Already repeated that notice.'));
547 $repeat = $notice->repeat($this->user->id, $channel->source);
551 // TRANS: Message given having repeated a notice from another user.
552 // TRANS: %s is the name of the user for which the notice was repeated.
553 $channel->output($this->user, sprintf(_('Notice from %s repeated.'), $recipient->nickname));
555 // TRANS: Error text shown when repeating a notice fails with an unknown reason.
556 $channel->error($this->user, _('Error repeating notice.'));
561 class ReplyCommand extends Command
565 function __construct($user, $other, $text)
567 parent::__construct($user);
568 $this->other = $other;
572 function handle($channel)
574 $notice = $this->getNotice($this->other);
575 $recipient = $notice->getProfile();
577 $len = mb_strlen($this->text);
580 // TRANS: Command exception text shown when trying to reply to a notice without providing content for the reply.
581 $channel->error($this->user, _('No content!'));
585 $this->text = common_shorten_links($this->text);
587 if (Notice::contentTooLong($this->text)) {
588 // XXX: i18n. Needs plural support.
589 // TRANS: Message given if content of a notice for a reply is too long. %1$d is used for plural.
590 // TRANS: %1$d is the maximum number of characters, %2$d is the number of submitted characters.
591 $channel->error($this->user, sprintf(_m('Notice too long - maximum is %1$d character, you sent %2$d.',
592 'Notice too long - maximum is %1$d characters, you sent %2$d.',
593 Notice::maxContent()),
594 Notice::maxContent(), mb_strlen($this->text)));
598 $notice = Notice::saveNew($this->user->id, $this->text, $channel->source(),
599 array('reply_to' => $notice->id));
602 // TRANS: Text shown having sent a reply to a notice successfully.
603 // TRANS: %s is the nickname of the user of the notice the reply was sent to.
604 $channel->output($this->user, sprintf(_('Reply to %s sent.'), $recipient->nickname));
606 // TRANS: Error text shown when a reply to a notice fails with an unknown reason.
607 $channel->error($this->user, _('Error saving notice.'));
613 class GetCommand extends Command
617 function __construct($user, $other)
619 parent::__construct($user);
620 $this->other = $other;
623 function handle($channel)
625 $target = $this->getProfile($this->other);
627 $notice = $target->getCurrentNotice();
629 // TRANS: Error text shown when a last user notice is requested and it does not exist.
630 $channel->error($this->user, _('User has no last notice.'));
633 $notice_content = $notice->content;
635 $channel->output($this->user, $target->nickname . ": " . $notice_content);
639 class SubCommand extends Command
643 function __construct($user, $other)
645 parent::__construct($user);
646 $this->other = $other;
649 function handle($channel)
653 // TRANS: Error text shown when no username was provided when issuing a subscribe command.
654 $channel->error($this->user, _('Specify the name of the user to subscribe to.'));
658 $target = $this->getProfile($this->other);
660 $remote = Remote_profile::staticGet('id', $target->id);
662 // TRANS: Command exception text shown when trying to subscribe to an OMB profile using the subscribe command.
663 throw new CommandException(_("Can't subscribe to OMB profiles by command."));
667 Subscription::start($this->user->getProfile(),
669 // TRANS: Text shown after having subscribed to another user successfully.
670 // TRANS: %s is the name of the user the subscription was requested for.
671 $channel->output($this->user, sprintf(_('Subscribed to %s.'), $this->other));
672 } catch (Exception $e) {
673 $channel->error($this->user, $e->getMessage());
678 class UnsubCommand extends Command
682 function __construct($user, $other)
684 parent::__construct($user);
685 $this->other = $other;
688 function handle($channel)
691 // TRANS: Error text shown when no username was provided when issuing an unsubscribe command.
692 $channel->error($this->user, _('Specify the name of the user to unsubscribe from.'));
696 $target = $this->getProfile($this->other);
699 Subscription::cancel($this->user->getProfile(),
701 // TRANS: Text shown after having unsubscribed from another user successfully.
702 // TRANS: %s is the name of the user the unsubscription was requested for.
703 $channel->output($this->user, sprintf(_('Unsubscribed from %s.'), $this->other));
704 } catch (Exception $e) {
705 $channel->error($this->user, $e->getMessage());
710 class OffCommand extends Command
714 function __construct($user, $other=null)
716 parent::__construct($user);
717 $this->other = $other;
719 function handle($channel)
722 // TRANS: Error text shown when issuing the command "off" with a setting which has not yet been implemented.
723 $channel->error($this->user, _("Command not yet implemented."));
725 if ($channel->off($this->user)) {
726 // TRANS: Text shown when issuing the command "off" successfully.
727 $channel->output($this->user, _('Notification off.'));
729 // TRANS: Error text shown when the command "off" fails for an unknown reason.
730 $channel->error($this->user, _('Can\'t turn off notification.'));
736 class OnCommand extends Command
739 function __construct($user, $other=null)
741 parent::__construct($user);
742 $this->other = $other;
745 function handle($channel)
748 // TRANS: Error text shown when issuing the command "on" with a setting which has not yet been implemented.
749 $channel->error($this->user, _("Command not yet implemented."));
751 if ($channel->on($this->user)) {
752 // TRANS: Text shown when issuing the command "on" successfully.
753 $channel->output($this->user, _('Notification on.'));
755 // TRANS: Error text shown when the command "on" fails for an unknown reason.
756 $channel->error($this->user, _('Can\'t turn on notification.'));
762 class LoginCommand extends Command
764 function handle($channel)
766 $disabled = common_config('logincommand','disabled');
767 $disabled = isset($disabled) && $disabled;
769 // TRANS: Error text shown when issuing the login command while login is disabled.
770 $channel->error($this->user, _('Login command is disabled.'));
775 $login_token = Login_token::makeNew($this->user);
776 } catch (Exception $e) {
777 $channel->error($this->user, $e->getMessage());
780 $channel->output($this->user,
781 // TRANS: Text shown after issuing the login command successfully.
782 // TRANS: %s is a logon link..
783 sprintf(_('This link is useable only once and is valid for only 2 minutes: %s.'),
784 common_local_url('otp',
785 array('user_id' => $login_token->user_id, 'token' => $login_token->token))));
789 class LoseCommand extends Command
793 function __construct($user, $other)
795 parent::__construct($user);
796 $this->other = $other;
799 function execute($channel)
802 // TRANS: Error text shown when no username was provided when issuing the command.
803 $channel->error($this->user, _('Specify the name of the user to unsubscribe from.'));
807 $result = Subscription::cancel($this->getProfile($this->other), $this->user->getProfile());
810 // TRANS: Text shown after issuing the lose command successfully (stop another user from following the current user).
811 // TRANS: %s is the name of the user the unsubscription was requested for.
812 $channel->output($this->user, sprintf(_('Unsubscribed %s.'), $this->other));
814 $channel->error($this->user, $result);
819 class SubscriptionsCommand extends Command
821 function handle($channel)
823 $profile = $this->user->getSubscriptions(0);
825 while ($profile->fetch()) {
826 $nicknames[]=$profile->nickname;
828 if(count($nicknames)==0){
829 // TRANS: Text shown after requesting other users a user is subscribed to without having any subscriptions.
830 $out=_('You are not subscribed to anyone.');
832 // TRANS: Text shown after requesting other users a user is subscribed to.
833 // TRANS: This message supports plural forms. This message is followed by a
834 // TRANS: hard coded space and a comma separated list of subscribed users.
835 $out = ngettext('You are subscribed to this person:',
836 'You are subscribed to these people:',
839 $out .= implode(', ',$nicknames);
841 $channel->output($this->user,$out);
845 class SubscribersCommand extends Command
847 function handle($channel)
849 $profile = $this->user->getSubscribers();
851 while ($profile->fetch()) {
852 $nicknames[]=$profile->nickname;
854 if(count($nicknames)==0){
855 // TRANS: Text shown after requesting other users that are subscribed to a user
856 // TRANS: (followers) without having any subscribers.
857 $out=_('No one is subscribed to you.');
859 // TRANS: Text shown after requesting other users that are subscribed to a user (followers).
860 // TRANS: This message supports plural forms. This message is followed by a
861 // TRANS: hard coded space and a comma separated list of subscribing users.
862 $out = ngettext('This person is subscribed to you:',
863 'These people are subscribed to you:',
866 $out .= implode(', ',$nicknames);
868 $channel->output($this->user,$out);
872 class GroupsCommand extends Command
874 function handle($channel)
876 $group = $this->user->getGroups();
878 while ($group->fetch()) {
879 $groups[]=$group->nickname;
881 if(count($groups)==0){
882 // TRANS: Text shown after requesting groups a user is subscribed to without having
883 // TRANS: any group subscriptions.
884 $out=_('You are not a member of any groups.');
886 // TRANS: Text shown after requesting groups a user is subscribed to.
887 // TRANS: This message supports plural forms. This message is followed by a
888 // TRANS: hard coded space and a comma separated list of subscribed groups.
889 $out = ngettext('You are a member of this group:',
890 'You are a member of these groups:',
892 $out.=implode(', ',$groups);
894 $channel->output($this->user,$out);
898 class HelpCommand extends Command
900 function handle($channel)
902 $channel->output($this->user,
903 // TRANS: Help text for commands. Do not translate the command names themselves; they are fixed strings.
905 "on - turn on notifications\n".
906 "off - turn off notifications\n".
907 "help - show this help\n".
908 "follow <nickname> - subscribe to user\n".
909 "groups - lists the groups you have joined\n".
910 "subscriptions - list the people you follow\n".
911 "subscribers - list the people that follow you\n".
912 "leave <nickname> - unsubscribe from user\n".
913 "d <nickname> <text> - direct message to user\n".
914 "get <nickname> - get last notice from user\n".
915 "whois <nickname> - get profile info on user\n".
916 "lose <nickname> - force user to stop following you\n".
917 "fav <nickname> - add user's last notice as a 'fave'\n".
918 "fav #<notice_id> - add notice with the given id as a 'fave'\n".
919 "repeat #<notice_id> - repeat a notice with a given id\n".
920 "repeat <nickname> - repeat the last notice from user\n".
921 "reply #<notice_id> - reply to notice with a given id\n".
922 "reply <nickname> - reply to the last notice from user\n".
923 "join <group> - join group\n".
924 "login - Get a link to login to the web interface\n".
925 "drop <group> - leave group\n".
926 "stats - get your stats\n".
927 "stop - same as 'off'\n".
928 "quit - same as 'off'\n".
929 "sub <nickname> - same as 'follow'\n".
930 "unsub <nickname> - same as 'leave'\n".
931 "last <nickname> - same as 'get'\n".
932 "on <nickname> - not yet implemented.\n".
933 "off <nickname> - not yet implemented.\n".
934 "nudge <nickname> - remind a user to update.\n".
935 "invite <phone number> - not yet implemented.\n".
936 "track <word> - not yet implemented.\n".
937 "untrack <word> - not yet implemented.\n".
938 "track off - not yet implemented.\n".
939 "untrack all - not yet implemented.\n".
940 "tracks - not yet implemented.\n".
941 "tracking - not yet implemented.\n"));