icingaweb2/application/controllers/FilterController.php

94 lines
2.9 KiB
PHP

<?php
// {{{ICINGA_LICENSE_HEADER}}}
// {{{ICINGA_LICENSE_HEADER}}}
use Icinga\Web\Controller\ActionController;
use Icinga\Filter\Filter;
use Icinga\Logger\Logger;
/**
* Application wide interface for filtering
*/
class FilterController extends ActionController
{
/**
* The current filter registry
*
* @var Filter
*/
private $registry;
private $moduleRegistry;
/**
* Entry point for filtering, uses the filter_domain and filter_module request parameter
* to determine which filter registry should be used
*/
public function indexAction()
{
$this->registry = new Filter();
$query = $this->getRequest()->getParam('query', '');
$target = $this->getRequest()->getParam('filter_domain', '');
if ($this->getRequest()->getHeader('accept') == 'application/json') {
$this->getResponse()->setHeader('Content-Type', 'application/json');
$this->setupQueries(
$target,
$this->getParam('filter_module', '')
);
$this->_helper->json($this->parse($query, $target));
} else {
$this->setupQueries(
$target,
$this->getParam('filter_module')
);
$urlTarget = $this->parse($query, $target);
$this->redirect($urlTarget['urlParam']);
}
}
/**
* Set up the query handler for the given domain and module
*
* @param string $domain The domain to use
* @param string $module The module to use
*/
private function setupQueries($domain, $module = 'default')
{
$class = '\\Icinga\\Module\\' . ucfirst($module) . '\\Filter\\Registry';
$factory = strtolower($domain) . 'Filter';
$this->moduleRegistry = $class;
$this->registry->addDomain($class::$factory());
}
/**
* Parse the given query text and returns the json as expected by the semantic search box
*
* @param String $text The query to parse
* @return array The result structure to be returned in json format
*/
private function parse($text, $target)
{
try {
$queryTree = $this->registry->createQueryTreeForFilter($text);
$registry = $this->moduleRegistry;
return array(
'state' => 'success',
'proposals' => $this->registry->getProposalsForQuery($text),
'urlParam' => $registry::getUrlForTarget($target, $queryTree),
'valid' => count($this->registry->getIgnoredQueryParts()) === 0
);
} catch (\Exception $exc) {
Logger::error($exc);
$this->getResponse()->setHttpResponseCode(500);
return array(
'state' => 'error',
'message' => 'Search service is currently not available'
);
}
}
}