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phorge/src/applications/subscriptions/controller/PhabricatorSubscriptionsEditController.php
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PhabricatorSubscriptionsEditController.php
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<?php
/*
* Copyright 2012 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
final class PhabricatorSubscriptionsEditController
extends PhabricatorController {
private $phid;
private $action;
public function willProcessRequest(array $data) {
$this->phid = idx($data, 'phid');
$this->action = idx($data, 'action');
}
public function processRequest() {
$request = $this->getRequest();
if (!$request->isFormPost()) {
return new Aphront400Response();
}
switch ($this->action) {
case 'add':
$is_add = true;
break;
case 'delete':
$is_add = false;
break;
default:
return new Aphront400Response();
}
$user = $request->getUser();
$phid = $this->phid;
// TODO: This is a policy test because `loadObjects()` is not currently
// policy-aware. Once it is, we can collapse this.
$handle = PhabricatorObjectHandleData::loadOneHandle($phid, $user);
if (!$handle->isComplete()) {
return new Aphront404Response();
}
$objects = id(new PhabricatorObjectHandleData(array($phid)))
->loadObjects();
$object = idx($objects, $phid);
if (!($object instanceof PhabricatorSubscribableInterface)) {
return $this->buildErrorResponse(
pht('Bad Object'),
pht('This object is not subscribable.'),
$handle->getURI());
}
if ($object->isAutomaticallySubscribed($user->getPHID())) {
return $this->buildErrorResponse(
pht('Automatically Subscribed'),
pht('You are automatically subscribed to this object.'),
$handle->getURI());
}
$editor = id(new PhabricatorSubscriptionsEditor())
->setActor($user)
->setObject($object);
if ($is_add) {
$editor->subscribeExplicit(array($user->getPHID()), $explicit = true);
} else {
$editor->unsubscribe(array($user->getPHID()));
}
$editor->save();
// TODO: We should just render the "Unsubscribe" action and swap it out
// in the document for Ajax requests.
return id(new AphrontReloadResponse())->setURI($handle->getURI());
}
private function buildErrorResponse($title, $message, $uri) {
$request = $this->getRequest();
$user = $request->getUser();
$dialog = id(new AphrontDialogView())
->setUser($user)
->setTitle($title)
->appendChild($message)
->addCancelButton($uri);
return id(new AphrontDialogResponse())->setDialog($dialog);
}
}

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