gnu-social/lib/command.php

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<?php
/*
* Laconica - a distributed open-source microblogging tool
* Copyright (C) 2008, Control Yourself, 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('LACONICA')) { exit(1); }
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require_once(INSTALLDIR.'/lib/channel.php');
class Command
{
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var $user = null;
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function __construct($user=null)
{
$this->user = $user;
}
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function execute($channel)
{
return false;
}
}
class UnimplementedCommand extends Command
{
function execute($channel)
{
$channel->error($this->user, _("Sorry, this command is not yet implemented."));
}
}
class TrackingCommand extends UnimplementedCommand
{
}
class TrackOffCommand extends UnimplementedCommand
{
}
class TrackCommand extends UnimplementedCommand
{
var $word = null;
function __construct($user, $word)
{
parent::__construct($user);
$this->word = $word;
}
}
class UntrackCommand extends UnimplementedCommand
{
var $word = null;
function __construct($user, $word)
{
parent::__construct($user);
$this->word = $word;
}
}
class NudgeCommand extends UnimplementedCommand
{
var $other = null;
function __construct($user, $other)
{
parent::__construct($user);
$this->other = $other;
}
}
class InviteCommand extends UnimplementedCommand
{
var $other = null;
function __construct($user, $other)
{
parent::__construct($user);
$this->other = $other;
}
}
class StatsCommand extends Command
{
function execute($channel)
{
$subs = new Subscription();
$subs->subscriber = $this->user->id;
$subs_count = (int) $subs->count() - 1;
$subbed = new Subscription();
$subbed->subscribed = $this->user->id;
$subbed_count = (int) $subbed->count() - 1;
$notices = new Notice();
$notices->profile_id = $this->user->id;
$notice_count = (int) $notices->count();
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$channel->output($this->user, sprintf(_("Subscriptions: %1\$s\n".
"Subscribers: %2\$s\n".
"Notices: %3\$s"),
$subs_count,
$subbed_count,
$notice_count));
}
}
class FavCommand extends Command
{
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var $other = null;
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function __construct($user, $other)
{
parent::__construct($user);
$this->other = $other;
}
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function execute($channel)
{
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$recipient =
common_relative_profile($this->user, common_canonical_nickname($this->other));
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if (!$recipient) {
$channel->error($this->user, _('No such user.'));
return;
}
$notice = $recipient->getCurrentNotice();
if (!$notice) {
$channel->error($this->user, _('User has no last notice'));
return;
}
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$fave = Fave::addNew($this->user, $notice);
if (!$fave) {
$channel->error($this->user, _('Could not create favorite.'));
return;
}
$other = User::staticGet('id', $recipient->id);
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if ($other && $other->id != $user->id) {
if ($other->email && $other->emailnotifyfav) {
mail_notify_fave($other, $this->user, $notice);
}
}
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$this->user->blowFavesCache();
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$channel->output($this->user, _('Notice marked as fave.'));
}
}
class WhoisCommand extends Command
{
var $other = null;
function __construct($user, $other)
{
parent::__construct($user);
$this->other = $other;
}
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function execute($channel)
{
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$recipient =
common_relative_profile($this->user, common_canonical_nickname($this->other));
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if (!$recipient) {
$channel->error($this->user, _('No such user.'));
return;
}
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$whois = sprintf(_("%1\$s (%2\$s)"), $recipient->nickname,
$recipient->profileurl);
if ($recipient->fullname) {
$whois .= "\n" . sprintf(_('Fullname: %s'), $recipient->fullname);
}
if ($recipient->location) {
$whois .= "\n" . sprintf(_('Location: %s'), $recipient->location);
}
if ($recipient->homepage) {
$whois .= "\n" . sprintf(_('Homepage: %s'), $recipient->homepage);
}
if ($recipient->bio) {
$whois .= "\n" . sprintf(_('About: %s'), $recipient->bio);
}
$channel->output($this->user, $whois);
}
}
class MessageCommand extends Command
{
var $other = null;
var $text = null;
function __construct($user, $other, $text)
{
parent::__construct($user);
$this->other = $other;
$this->text = $text;
}
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function execute($channel)
{
$other = User::staticGet('nickname', common_canonical_nickname($this->other));
$len = mb_strlen($this->text);
if ($len == 0) {
$channel->error($this->user, _('No content!'));
return;
} else if ($len > 140) {
$content = common_shorten_links($content);
if (mb_strlen($content) > 140) {
$channel->error($this->user, sprintf(_('Message too long - maximum is 140 characters, you sent %d'), $len));
return;
}
}
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if (!$other) {
$channel->error($this->user, _('No such user.'));
return;
} else if (!$this->user->mutuallySubscribed($other)) {
$channel->error($this->user, _('You can\'t send a message to this user.'));
return;
} else if ($this->user->id == $other->id) {
$channel->error($this->user, _('Don\'t send a message to yourself; just say it to yourself quietly instead.'));
return;
}
$message = Message::saveNew($this->user->id, $other->id, $this->text, $channel->source());
if ($message) {
$channel->output($this->user, sprintf(_('Direct message to %s sent'), $this->other));
} else {
$channel->error($this->user, _('Error sending direct message.'));
}
}
}
class GetCommand extends Command
{
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var $other = null;
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function __construct($user, $other)
{
parent::__construct($user);
$this->other = $other;
}
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function execute($channel)
{
$target_nickname = common_canonical_nickname($this->other);
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$target =
common_relative_profile($this->user, $target_nickname);
if (!$target) {
$channel->error($this->user, _('No such user.'));
return;
}
$notice = $target->getCurrentNotice();
if (!$notice) {
$channel->error($this->user, _('User has no last notice'));
return;
}
$notice_content = $notice->content;
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$channel->output($this->user, $target_nickname . ": " . $notice_content);
}
}
class SubCommand extends Command
{
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var $other = null;
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function __construct($user, $other)
{
parent::__construct($user);
$this->other = $other;
}
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function execute($channel)
{
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if (!$this->other) {
$channel->error($this->user, _('Specify the name of the user to subscribe to'));
return;
}
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$result = subs_subscribe_user($this->user, $this->other);
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if ($result == 'true') {
$channel->output($this->user, sprintf(_('Subscribed to %s'), $this->other));
} else {
$channel->error($this->user, $result);
}
}
}
class UnsubCommand extends Command
{
var $other = null;
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function __construct($user, $other)
{
parent::__construct($user);
$this->other = $other;
}
function execute($channel)
{
if(!$this->other) {
$channel->error($this->user, _('Specify the name of the user to unsubscribe from'));
return;
}
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$result=subs_unsubscribe_user($this->user, $this->other);
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if ($result) {
$channel->output($this->user, sprintf(_('Unsubscribed from %s'), $this->other));
} else {
$channel->error($this->user, $result);
}
}
}
class OffCommand extends Command
{
var $other = null;
function __construct($user, $other=null)
{
parent::__construct($user);
$this->other = $other;
}
function execute($channel)
{
if ($other) {
$channel->error($this->user, _("Command not yet implemented."));
} else {
if ($channel->off($this->user)) {
$channel->output($this->user, _('Notification off.'));
} else {
$channel->error($this->user, _('Can\'t turn off notification.'));
}
}
}
}
class OnCommand extends Command
{
var $other = null;
function __construct($user, $other=null)
{
parent::__construct($user);
$this->other = $other;
}
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function execute($channel)
{
if ($other) {
$channel->error($this->user, _("Command not yet implemented."));
} else {
if ($channel->on($this->user)) {
$channel->output($this->user, _('Notification on.'));
} else {
$channel->error($this->user, _('Can\'t turn on notification.'));
}
}
}
}
class HelpCommand extends Command
{
function execute($channel)
{
$channel->output($this->user,
_("Commands:\n".
"on - turn on notifications\n".
"off - turn off notifications\n".
"help - show this help\n".
"follow <nickname> - subscribe to user\n".
"leave <nickname> - unsubscribe from user\n".
"d <nickname> <text> - direct message to user\n".
"get <nickname> - get last notice from user\n".
"whois <nickname> - get profile info on user\n".
"fav <nickname> - add user's last notice as a 'fave'\n".
"stats - get your stats\n".
"stop - same as 'off'\n".
"quit - same as 'off'\n".
"sub <nickname> - same as 'follow'\n".
"unsub <nickname> - same as 'leave'\n".
"last <nickname> - same as 'get'\n".
"on <nickname> - not yet implemented.\n".
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"off <nickname> - not yet implemented.\n".
"nudge <nickname> - not yet implemented.\n".
"invite <phone number> - not yet implemented.\n".
"track <word> - not yet implemented.\n".
"untrack <word> - not yet implemented.\n".
"track off - not yet implemented.\n".
"untrack all - not yet implemented.\n".
"tracks - not yet implemented.\n".
"tracking - not yet implemented.\n"));
}
}