/**
* Get the processed search results.
*
* @return \VuFind\Search\SolrCollection\Results
*/
public function getResults()
{
if (null === $this->results) {
$driver = $this->getRecordDriver();
$request = $this->getRequest()->getQuery()->toArray() + $this->getRequest()->getPost()->toArray();
$rManager = $this->recommendManager;
$cb = function ($runner, $params, $searchId) use($driver, $rManager) {
$params->initFromRecordDriver($driver);
$listener = new RecommendListener($rManager, $searchId);
$listener->setConfig($params->getOptions()->getRecommendationSettings());
$listener->attach($runner->getEventManager()->getSharedManager());
};
$this->results = $this->runner->run($request, 'SolrCollection', $cb);
}
return $this->results;
}
/**
* Called at the end of the Search Params objects' initFromRequest() method.
* This method is responsible for setting search parameters needed by the
* recommendation module and for reading any existing search parameters that may
* be needed.
*
* @param \VuFind\Search\Base\Params $params Search parameter object
* @param \Zend\StdLib\Parameters $request Parameter object representing user
* request.
*
* @return void
*/
public function init($params, $request)
{
// See if we can determine the label for the current search type; first
// check for an override in the GET parameters, then look at the incoming
// params object....
$typeLabel = $request->get('typeLabel');
$type = $request->get('type');
if (empty($typeLabel) && !empty($type)) {
$typeLabel = $params->getOptions()->getLabelForBasicHandler($type);
}
// Extract a search query:
$lookfor = $request->get($this->requestParam);
if (empty($lookfor) && is_object($params)) {
$lookfor = $params->getQuery()->getAllTerms();
}
// Set up the callback to initialize the parameters:
$limit = $this->limit;
$callback = function ($runner, $params) use($lookfor, $limit, $typeLabel) {
$params->setLimit($limit);
$params->setBasicSearch($lookfor, $params->getOptions()->getHandlerForLabel($typeLabel));
};
// Perform the search:
$this->results = $this->runner->run([], $this->getSearchClassId(), $callback);
}
/**
* Try a search and return results if found
*
* @param \VuFind\Search\SearchRunner $runner Search runner
* @param array $params Search params
*
* @return bool|array Results object if records found, otherwise false
*/
protected function trySearch(\VuFind\Search\SearchRunner $runner, $params)
{
$mapFunc = function ($val) {
return addcslashes($val, '"');
};
$query = ['join' => 'AND'];
$i = 0;
foreach ($params as $key => $param) {
$query["type{$i}"][] = $key;
$query["bool{$i}"] = ['AND'];
if (is_array($param)) {
$imploded = implode('" OR "', array_map($mapFunc, $param));
$query["lookfor{$i}"][] = "\"{$imploded}\"";
} else {
if (strstr($param, ' ')) {
$param = "({$param})";
}
$query["lookfor{$i}"][] = addcslashes($param, '"');
}
++$i;
}
$results = $runner->run($query);
if ($results->getResultTotal() > 0) {
return $results;
}
return false;
}