<?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.
 */

final class DiffusionGitFileContentQuery extends DiffusionFileContentQuery {

  protected function executeQuery() {
    $repository = $this->getRepository();
    $path = $this->getPath();
    $commit = nonempty($this->getCommit(), 'HEAD');

    $local_path = $repository->getDetail('local-path');
    $git = PhabricatorEnv::getEnvConfig('git.path');

    list($corpus) = execx(
      '(cd %s && %s cat-file blob %s:%s)',
      $local_path,
      $git,
      $commit,
      $path);

    $file_content = new DiffusionFileContent();
    $file_content->setCorpus($corpus);

    return $file_content;
  }

}