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DiffusionQuery.php
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DiffusionQuery.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.
*/
abstract class DiffusionQuery {
private $request;
final protected function __construct() {
// <protected>
}
protected static function newQueryObject(
$base_class,
DiffusionRequest $request) {
$repository = $request->getRepository();
$map = array(
PhabricatorRepositoryType::REPOSITORY_TYPE_GIT => 'Git',
PhabricatorRepositoryType::REPOSITORY_TYPE_MERCURIAL => 'Mercurial',
PhabricatorRepositoryType::REPOSITORY_TYPE_SVN => 'Svn',
);
$name = idx($map, $repository->getVersionControlSystem());
if (!$name) {
throw new Exception("Unsupported VCS!");
}
$class = str_replace('Diffusion', 'Diffusion'.$name, $base_class);
$obj = new $class();
$obj->request = $request;
return $obj;
}
final protected function getRequest() {
return $this->request;
}
abstract protected function executeQuery();
/* -( Query Utilities )---------------------------------------------------- */
final protected function loadCommitsByIdentifiers(array $identifiers) {
if (!$identifiers) {
return array();
}
$commits = array();
$commit_data = array();
$drequest = $this->getRequest();
$repository = $drequest->getRepository();
$commits = id(new PhabricatorRepositoryCommit())->loadAllWhere(
'repositoryID = %d AND commitIdentifier IN (%Ls)',
$repository->getID(),
$identifiers);
$commits = mpull($commits, null, 'getCommitIdentifier');
// Reorder the commits in identifier order so we preserve nth-parent
// relationships when the identifiers are the parents of a merge commit.
$commits = array_select_keys($commits, $identifiers);
if (!$commits) {
return array();
}
$commit_data = id(new PhabricatorRepositoryCommitData())->loadAllWhere(
'commitID in (%Ld)',
mpull($commits, 'getID'));
$commit_data = mpull($commit_data, null, 'getCommitID');
foreach ($commits as $commit) {
if (idx($commit_data, $commit->getID())) {
$commit->attachCommitData($commit_data[$commit->getID()]);
}
}
return $commits;
}
final protected function loadHistoryForCommitIdentifiers(array $identifiers) {
if (!$identifiers) {
return array();
}
$drequest = $this->getRequest();
$repository = $drequest->getRepository();
$commits = self::loadCommitsByIdentifiers($identifiers);
$path = $drequest->getPath();
$conn_r = $repository->establishConnection('r');
$path_normal = DiffusionPathIDQuery::normalizePath($path);
$paths = queryfx_all(
$conn_r,
'SELECT id, path FROM %T WHERE pathHash IN (%Ls)',
PhabricatorRepository::TABLE_PATH,
array(md5($path_normal)));
$paths = ipull($paths, 'id', 'path');
$path_id = idx($paths, $path_normal);
$path_changes = queryfx_all(
$conn_r,
'SELECT * FROM %T WHERE commitID IN (%Ld) AND pathID = %d',
PhabricatorRepository::TABLE_PATHCHANGE,
mpull($commits, 'getID'),
$path_id);
$path_changes = ipull($path_changes, null, 'commitID');
$history = array();
foreach ($identifiers as $identifier) {
$item = new DiffusionPathChange();
$item->setCommitIdentifier($identifier);
$commit = idx($commits, $identifier);
if ($commit) {
$item->setCommit($commit);
try {
$item->setCommitData($commit->getCommitData());
} catch (Exception $ex) {
// Ignore, commit just doesn't have data.
}
$change = idx($path_changes, $commit->getID());
if ($change) {
$item->setChangeType($change['changeType']);
$item->setFileType($change['fileType']);
}
}
$history[] = $item;
}
return $history;
}
}

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