DiffusionMercurialFileContentQuery.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.
	*/

	final class DiffusionMercurialFileContentQuery
	extends DiffusionFileContentQuery {

	protected function executeQuery() {
	$drequest = $this->getRequest();

	$repository = $drequest->getRepository();
	$path = $drequest->getPath();
	$commit = $drequest->getCommit();

	list($corpus) = $repository->execxLocalCommand(
	'cat --rev %s -- %s',
	$commit,
	$path);

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

	return $file_content;
	}


	protected function tokenizeLine($line) {
	// TODO: Support blame.
	throw new Exception(
	"Diffusion does not currently support blame for Mercurial.");
	}

	}