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phab/src/applications/diffusion/query/filecontent/mercurial/DiffusionMercurialFileContentQuery.php
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DiffusionMercurialFileContentQuery.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 DiffusionMercurialFileContentQuery
extends DiffusionFileContentQuery {
protected function executeQuery() {
$drequest = $this->getRequest();
$repository = $drequest->getRepository();
$path = $drequest->getPath();
$commit = $drequest->getCommit();
if ($this->getNeedsBlame()) {
// NOTE: We're using "--number" instead of "--changeset" because there is
// no way to get "--changeset" to show us the full commit hashes.
list($corpus) = $repository->execxLocalCommand(
'annotate --user --number --rev %s -- %s',
$commit,
$path);
} else {
list($corpus) = $repository->execxLocalCommand(
'cat --rev %s -- %s',
$commit,
$path);
}
$file_content = new DiffusionFileContent();
$file_content->setCorpus($corpus);
return $file_content;
}
protected function tokenizeLine($line) {
$matches = null;
preg_match(
'/^(.*?)\s+([0-9]+): (.*)$/',
$line,
$matches);
return array($matches[2], $matches[1], $matches[3]);
}
/**
* Convert local revision IDs into full commit identifier hashes.
*/
protected function processRevList(array $rev_list) {
$drequest = $this->getRequest();
$repository = $drequest->getRepository();
$revs = array_unique($rev_list);
foreach ($revs as $key => $rev) {
$revs[$key] = '--rev '.(int)$rev;
}
list($stdout) = $repository->execxLocalCommand(
'log --template=%s %C',
'{rev} {node}\\n',
implode(' ', $revs));
$map = array();
foreach (explode("\n", trim($stdout)) as $line) {
list($rev, $node) = explode(' ', $line);
$map[$rev] = $node;
}
foreach ($rev_list as $k => $rev) {
$rev_list[$k] = $map[$rev];
}
return $rev_list;
}
}
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