function search($query, $facets = array(), $offset = false, $limit = false, $indexName = false, $indexType = false)
{
$global_query = $query;
$query = preg_replace("/[^a-zA-Z 0-9]+/", "", $global_query['s']);
// Define a Query. We want a string query.
$elasticaQueryString = new Elastica_Query_QueryString();
$elasticaQueryString->setQuery($query);
$elasticaQueryString->setFields(array('title', 'content'));
$elasticaFilterAnd = new Elastica_Filter_And();
$elasticaFilterBool = new Elastica_Filter_Bool();
$tagTerm = $global_query['tags'];
$authorTerm = $global_query['author'];
$catTerm = $global_query['cats'];
$dateFrom = $global_query['datefrom'];
$dateTo = $global_query['dateto'];
if (!empty($tagTerm)) {
$tagTermArr = explode(",", $tagTerm);
$filterTag = new Elastica_Filter_Terms();
$filterTag->setTerms('tag', $tagTermArr);
$elasticaFilterAnd->addFilter($filterTag);
}
if (!empty($authorTerm)) {
$authorTermArr = explode(",", $authorTerm);
$filterAuthor = new Elastica_Filter_Terms();
$filterAuthor->setTerms('author', $authorTermArr);
$elasticaFilterAnd->addFilter($filterAuthor);
}
if (!empty($catTerm)) {
$catTermArr = explode(",", $catTerm);
$filterCat = new Elastica_Filter_Terms();
$filterCat->setTerms('cat', $catTermArr);
$elasticaFilterAnd->addFilter($filterCat);
}
if (!empty($dateFrom) && !empty($dateTo)) {
$filterDate = new Elastica_Filter_Range('date', array('from' => strftime('%F %T', strtotime($dateFrom)), 'to' => strftime('%F %T', strtotime($dateTo))));
// $dates = new Elastica_Filter_Terms();
// $dates->setTerms('date', array($dateFrom." -> ".$dateTo));
// $elasticaFilterAnd->addFilter($dates);
$elasticaFilterBool->addMust($filterDate);
}
// Create the actual search object with some data.
$elasticaQuery = new Elastica_Query();
$elasticaQuery->setQuery($elasticaQueryString);
if (!empty($tagTerm) || !empty($authorTerm) || !empty($catTerm) || !empty($dateFrom) || !empty($dateTo)) {
// $elasticaQuery->setFilter($elasticaFilterAnd);
$elasticaQuery->setFilter($elasticaFilterBool);
}
if ($offset) {
$elasticaQuery->setFrom($offset);
}
if ($limit) {
$elasticaQuery->setLimit($limit);
}
//Check facet fields
if (!empty($facets)) {
$facet_arr = array();
foreach ($facets as $facet) {
${$facet . "_facet"} = new Elastica_Facet_Terms($facet);
${$facet . "_facet"}->setField($facet);
${$facet . "_facet"}->setSize(10);
${$facet . "_facet"}->setOrder('reverse_count');
array_push($facet_arr, ${$facet . "_facet"});
}
$elasticaQuery->setFacets($facet_arr);
}
//Search on the index.
if ($indexType) {
$elasticaResultSet = $this->elastic_search_client->getIndex($indexName)->getType($indexType)->search($elasticaQuery);
} else {
$elasticaResultSet = $this->elastic_search_client->getIndex($indexName)->search($elasticaQuery);
}
return $elasticaResultSet;
}
