gnu-social/classes/Subscription_queue.php

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<?php
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social 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.
//
// GNU social 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 GNU social. If not, see <http://www.gnu.org/licenses/>.
/**
* Table Definition for subscription_queue
*/
defined('GNUSOCIAL') || die();
class Subscription_queue extends Managed_DataObject
{
public $__table = 'subscription_queue'; // table name
public $subscriber;
public $subscribed;
public $created;
public static function schemaDef()
{
return array(
'description' => 'Holder for subscription requests awaiting moderation.',
'fields' => array(
'subscriber' => array('type' => 'int', 'not null' => true, 'description' => 'remote or local profile making the request'),
'subscribed' => array('type' => 'int', 'not null' => true, 'description' => 'remote or local profile being subscribed to'),
'created' => array('type' => 'datetime', 'description' => 'date this record was created'),
),
'primary key' => array('subscriber', 'subscribed'),
'indexes' => array(
'subscription_queue_subscriber_created_idx' => array('subscriber', 'created'),
'subscription_queue_subscribed_created_idx' => array('subscribed', 'created'),
),
'foreign keys' => array(
'subscription_queue_subscriber_fkey' => array('profile', array('subscriber' => 'id')),
'subscription_queue_subscribed_fkey' => array('profile', array('subscribed' => 'id')),
)
);
}
public static function saveNew(Profile $subscriber, Profile $subscribed)
{
if (self::exists($subscriber, $subscribed)) {
throw new AlreadyFulfilledException(_('This subscription request is already in progress.'));
}
$rq = new Subscription_queue();
$rq->subscriber = $subscriber->id;
$rq->subscribed = $subscribed->id;
$rq->created = common_sql_now();
$rq->insert();
return $rq;
}
public static function exists(Profile $subscriber, Profile $other)
{
$sub = Subscription_queue::pkeyGet(array('subscriber' => $subscriber->getID(),
'subscribed' => $other->getID()));
return ($sub instanceof Subscription_queue);
}
public static function getSubQueue(Profile $subscriber, Profile $other)
{
// This is essentially a pkeyGet but we have an object to return in NoResultException
$sub = new Subscription_queue();
$sub->subscriber = $subscriber->id;
$sub->subscribed = $other->id;
if (!$sub->find(true)) {
throw new NoResultException($sub);
}
return $sub;
}
/**
* Complete a pending subscription, as we've got approval of some sort.
*
* @return Subscription
*/
public function complete()
{
$subscriber = Profile::getKV('id', $this->subscriber);
$subscribed = Profile::getKV('id', $this->subscribed);
try {
$sub = Subscription::start($subscriber, $subscribed, Subscription::FORCE);
$this->delete();
} catch (AlreadyFulfilledException $e) {
common_debug('Tried to start a subscription which already existed.');
}
return $sub;
}
/**
* Cancel an outstanding subscription request to the other profile.
*/
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public function abort()
{
$subscriber = Profile::getKV('id', $this->subscriber);
$subscribed = Profile::getKV('id', $this->subscribed);
if (Event::handle('StartCancelSubscription', array($subscriber, $subscribed))) {
$this->delete();
Event::handle('EndCancelSubscription', array($subscriber, $subscribed));
}
}
/**
* Send notifications via email etc to group administrators about
* this exciting new pending moderation queue item!
*/
public function notify()
{
$other = Profile::getKV('id', $this->subscriber);
$listenee = User::getKV('id', $this->subscribed);
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mail_subscribe_pending_notify_profile($listenee, $other);
}
}