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phab/src/applications/diffusion/conduit/DiffusionQueryPathsConduitAPIMethod.php
2e7f2b735702feature/better-testing

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DiffusionQueryPathsConduitAPIMethod.php
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<?php
final class DiffusionQueryPathsConduitAPIMethod
extends DiffusionQueryConduitAPIMethod {
public function getAPIMethodName() {
return 'diffusion.querypaths';
}
public function getMethodDescription() {
return pht('Filename search on a repository.');
}
protected function defineReturnType() {
return 'list<string>';
}
protected function defineCustomParamTypes() {
return array(
'path' => 'required string',
'commit' => 'required string',
'pattern' => 'optional string',
'limit' => 'optional int',
'offset' => 'optional int',
);
}
protected function getResult(ConduitAPIRequest $request) {
$results = parent::getResult($request);
$offset = $request->getValue('offset');
return array_slice($results, $offset);
}
protected function getGitResult(ConduitAPIRequest $request) {
$drequest = $this->getDiffusionRequest();
$path = $drequest->getPath();
$commit = $request->getValue('commit');
$repository = $drequest->getRepository();
// http://comments.gmane.org/gmane.comp.version-control.git/197735
$future = $repository->getLocalCommandFuture(
'ls-tree --name-only -r -z %s -- %s',
$commit,
$path);
$lines = id(new LinesOfALargeExecFuture($future))->setDelimiter("\0");
return $this->filterResults($lines, $request);
}
protected function getMercurialResult(ConduitAPIRequest $request) {
$drequest = $this->getDiffusionRequest();
$repository = $drequest->getRepository();
$path = $request->getValue('path');
$commit = $request->getValue('commit');
$entire_manifest = id(new DiffusionLowLevelMercurialPathsQuery())
->setRepository($repository)
->withCommit($commit)
->withPath($path)
->execute();
$match_against = trim($path, '/');
$match_len = strlen($match_against);
$lines = array();
foreach ($entire_manifest as $path) {
if (strlen($path) && !strncmp($path, $match_against, $match_len)) {
$lines[] = $path;
}
}
return $this->filterResults($lines, $request);
}
protected function filterResults($lines, ConduitAPIRequest $request) {
$pattern = $request->getValue('pattern');
$limit = (int)$request->getValue('limit');
$offset = (int)$request->getValue('offset');
if (strlen($pattern)) {
$pattern = '/'.preg_quote($pattern, '/').'/';
}
$results = array();
$count = 0;
foreach ($lines as $line) {
if (strlen($pattern) && !preg_match($pattern, $line)) {
continue;
}
$results[] = $line;
$count++;
if ($limit && ($count >= ($offset + $limit))) {
break;
}
}
return $results;
}
}
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