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phab/src/applications/diffusion/controller/diff/DiffusionDiffController.php
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DiffusionDiffController.php
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<?php
/*
* Copyright 2011 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.
*/
class DiffusionDiffController extends DiffusionController {
public function willProcessRequest(array $data) {
$request = $this->getRequest();
if ($request->getStr('ref')) {
$parts = explode(';', $request->getStr('ref'));
$data['path'] = idx($parts, 0);
$data['commit'] = idx($parts, 1);
}
$this->diffusionRequest = DiffusionRequest::newFromAphrontRequestDictionary(
$data);
}
public function processRequest() {
$drequest = $this->getDiffusionRequest();
$request = $this->getRequest();
$diff_query = DiffusionDiffQuery::newFromDiffusionRequest($drequest);
$changeset = $diff_query->loadChangeset();
if (!$changeset) {
return new Aphront404Response();
}
$parser = new DifferentialChangesetParser();
$parser->setChangeset($changeset);
$parser->setRenderingReference($diff_query->getRenderingReference());
$parser->setWhitespaceMode(
DifferentialChangesetParser::WHITESPACE_SHOW_ALL);
$range_s = null;
$range_e = null;
$mask = array();
// TODO: This duplicates a block in DifferentialChangesetViewController.
$range = $request->getStr('range');
if ($range) {
$match = null;
if (preg_match('@^(\d+)-(\d+)(?:/(\d+)-(\d+))?$@', $range, $match)) {
$range_s = (int)$match[1];
$range_e = (int)$match[2];
if (count($match) > 3) {
$start = (int)$match[3];
$len = (int)$match[4];
for ($ii = $start; $ii < $start + $len; $ii++) {
$mask[$ii] = true;
}
}
}
}
$output = $parser->render($range_s, $range_e, $mask);
return id(new AphrontAjaxResponse())
->setContent($output);
}
}
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