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<?php
namespace phorkie;
class Database_Adapter_Elasticsearch_Indexer implements Database_IIndexer
{
public function __construct()
{
$this->searchInstance = $GLOBALS['phorkie']['cfg']['elasticsearch'];
}
public function addRepo(Repository $repo, $crdate = null, $modate = null)
{
if ($crdate == null) {
$crdate = time();
}
if ($modate == null) {
$modate = time();
}
$this->updateRepo($repo, $crdate, $modate);
}
public function updateRepo(Repository $repo, $crdate = null, $modate = null)
{
//add repository
$r = new Database_Adapter_Elasticsearch_HTTPRequest(
$this->searchInstance . 'repo/' . $repo->id,
\HTTP_Request2::METHOD_PUT
);
$repoData = array(
'id' => $repo->id,
'description' => $repo->getDescription(),
'tstamp' => gmdate('c', time()),
);
if ($crdate == null) {
$crdate = $this->getCrDate($repo);
}
if ($crdate !== null) {
$repoData['crdate'] = gmdate('c', $crdate);
}
if ($modate == null) {
$modate = $this->getMoDate($repo);
}
if ($modate !== null) {
$repoData['modate'] = gmdate('c', $modate);
}
$r->setBody(json_encode((object)$repoData));
$r->send();
//add files
//clean up before adding files; files might have been deleted
$this->deleteRepoFiles($repo);
foreach ($repo->getFiles() as $file) {
$r = new Database_Adapter_Elasticsearch_HTTPRequest(
$this->searchInstance . 'file/?parent=' . $repo->id,
\HTTP_Request2::METHOD_POST
);
$r->setBody(
json_encode(
(object)array(
'name' => $file->getFilename(),
'extension' => $file->getExt(),
'content' => $file->isText() ? $file->getContent() : '',
)
)
);
$r->send();
}
}
/**
* When updating the repository, we don't have a creation date.
* We need to keep it, but elasticsearch does not have a simple way
* to update some fields only (without using a custom script).
*
* @return integer Unix timestamp
*/
protected function getCrDate(Repository $repo)
{
$r = new Database_Adapter_Elasticsearch_HTTPRequest(
$this->searchInstance . 'repo/' . $repo->id,
\HTTP_Request2::METHOD_GET
);
$json = json_decode($r->send()->getBody());
if (!isset($json->_source->crdate)) {
return null;
}
return strtotime($json->_source->crdate);
}
/**
* When updating the repository, we don't have a modification date.
* We need to keep it, but elasticsearch does not have a simple way
* to update some fields only (without using a custom script).
*
* @return integer Unix timestamp
*/
protected function getMoDate(Repository $repo)
{
$r = new Database_Adapter_Elasticsearch_HTTPRequest(
$this->searchInstance . 'repo/' . $repo->id,
\HTTP_Request2::METHOD_GET
);
$json = json_decode($r->send()->getBody());
if (!isset($json->_source->modate)) {
return null;
}
return strtotime($json->_source->modate);
}
public function deleteAllRepos()
{
$r = new Database_Adapter_Elasticsearch_HTTPRequest(
$this->searchInstance . 'repo',
\HTTP_Request2::METHOD_DELETE
);
$r->send();
$r = new Database_Adapter_Elasticsearch_HTTPRequest(
$this->searchInstance . 'file',
\HTTP_Request2::METHOD_DELETE
);
$r->send();
}
public function deleteRepo(Repository $repo)
{
//delete repository from index
$r = new Database_Adapter_Elasticsearch_HTTPRequest(
$this->searchInstance . 'repo/' . $repo->id,
\HTTP_Request2::METHOD_DELETE
);
$r->allow404 = true;
$r->send();
$this->deleteRepoFiles($repo);
}
protected function deleteRepoFiles(Repository $repo)
{
//delete files of that repository
$r = new Database_Adapter_Elasticsearch_HTTPRequest(
$this->searchInstance . 'file/_query'
. '?q=_parent:' . $repo->id,
\HTTP_Request2::METHOD_DELETE
);
$r->send();
}
}
?>
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