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phorge/src/applications/phame/controller/PhameResourceController.php
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PhameResourceController.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.
*/
/**
* @group phame
*/
final class PhameResourceController extends CelerityResourceController {
private $id;
private $hash;
private $name;
private $root;
protected function getRootDirectory() {
return $this->root;
}
public function willProcessRequest(array $data) {
$this->id = $data['id'];
$this->hash = $data['hash'];
$this->name = $data['name'];
}
public function processRequest() {
$request = $this->getRequest();
$user = $request->getUser();
// We require a visible blog associated with a given skin to serve
// resources, so you can't go fishing around where you shouldn't be.
$blog = id(new PhameBlogQuery())
->setViewer($user)
->withIDs(array($this->id))
->executeOne();
if (!$blog) {
return new Aphront404Response();
}
$skin = $blog->getSkinRenderer($request);
$spec = $skin->getSpecification();
$this->root = $spec->getRootDirectory().DIRECTORY_SEPARATOR;
return $this->serveResource($this->name, $package_hash = null);
}
protected function buildResourceTransformer() {
$xformer = new CelerityResourceTransformer();
$xformer->setMinify(false);
$xformer->setTranslateURICallback(array($this, 'translateResourceURI'));
return $xformer;
}
public function translateResourceURI(array $matches) {
$uri = trim($matches[1], "'\" \r\t\n");
if (Filesystem::pathExists($this->root.$uri)) {
$hash = filemtime($this->root.$uri);
} else {
$hash = '-';
}
$uri = '/phame/r/'.$this->id.'/'.$hash.'/'.$uri;
return 'url('.$uri.')';
}
}

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