public function buildQuery(QueryContext $context)
{
$query_builder = function (array $fields) {
$index_fields = [];
foreach ($fields as $field) {
$index_fields[] = $field->getIndexField(true);
}
$query = null;
if (count($index_fields) > 1) {
$query = ['multi_match' => ['query' => $this->text, 'fields' => $index_fields, 'analyzer' => 'keyword']];
} elseif (count($index_fields) === 1) {
$index_field = reset($index_fields);
$query = ['term' => [$index_field => $this->text]];
}
return $query;
};
$unrestricted_fields = $context->getUnrestrictedFields();
$unrestricted_fields = ValueChecker::filterByValueCompatibility($unrestricted_fields, $this->text);
$query = $query_builder($unrestricted_fields);
$private_fields = $context->getPrivateFields();
$private_fields = ValueChecker::filterByValueCompatibility($private_fields, $this->text);
foreach (QueryHelper::wrapPrivateFieldQueries($private_fields, $query_builder) as $private_field_query) {
$query = QueryHelper::applyBooleanClause($query, 'should', $private_field_query);
}
return $query;
}
public function buildQuery(QueryContext $context)
{
$query_builder = function (array $fields) use($context) {
// Full text
$index_fields = [];
foreach (ValueChecker::filterByValueCompatibility($fields, $this->text) as $field) {
foreach ($context->localizeField($field) as $f) {
$index_fields[] = $f;
}
}
if (!$index_fields) {
return null;
}
$query = ['multi_match' => ['fields' => $index_fields, 'query' => $this->text, 'type' => 'cross_fields', 'operator' => 'and', 'lenient' => true]];
// Thesaurus
$concept_queries = $this->buildConceptQueries($fields);
foreach ($concept_queries as $concept_query) {
$query = QueryHelper::applyBooleanClause($query, 'should', $concept_query);
}
return $query;
};
// Unrestricted fields
$query = $query_builder($context->getUnrestrictedFields());
// Private fields
$private_fields = $context->getPrivateFields();
foreach (QueryHelper::wrapPrivateFieldQueries($private_fields, $query_builder) as $private_field_query) {
$query = QueryHelper::applyBooleanClause($query, 'should', $private_field_query);
}
return $query;
}
public function buildQuery(QueryContext $context)
{
$query_builder = function (array $fields) {
$concept_queries = $this->buildConceptQueries($fields);
$query = null;
foreach ($concept_queries as $concept_query) {
$query = QueryHelper::applyBooleanClause($query, 'should', $concept_query);
}
return $query;
};
$query = $query_builder($context->getUnrestrictedFields());
$private_fields = $context->getPrivateFields();
foreach (QueryHelper::wrapPrivateFieldQueries($private_fields, $query_builder) as $concept_query) {
$query = QueryHelper::applyBooleanClause($query, 'should', $concept_query);
}
return $query;
}
public function buildQuery(QueryContext $context)
{
$query_builder = function (array $fields) use($context) {
$index_fields = [];
foreach ($fields as $field) {
foreach ($context->localizeField($field) as $f) {
$index_fields[] = $f;
}
}
if (!$index_fields) {
return null;
}
return ['multi_match' => ['type' => 'phrase', 'fields' => $index_fields, 'query' => $this->text, 'lenient' => true]];
};
$unrestricted_fields = $context->getUnrestrictedFields();
$unrestricted_fields = ValueChecker::filterByValueCompatibility($unrestricted_fields, $this->text);
$query = $query_builder($unrestricted_fields);
$private_fields = $context->getPrivateFields();
$private_fields = ValueChecker::filterByValueCompatibility($private_fields, $this->text);
foreach (QueryHelper::wrapPrivateFieldQueries($private_fields, $query_builder) as $private_field_query) {
$query = QueryHelper::applyBooleanClause($query, 'should', $private_field_query);
}
return $query;
}
private function visitEqualNode(TreeNode $node)
{
return $this->handleBinaryExpression($node, function ($left, $right) {
if ($this->isDateKey($left)) {
try {
// Try to create a range for incomplete dates
$range = QueryHelper::getRangeFromDateString($right);
return new AST\KeyValue\RangeExpression($left, $range['from'], true, $range['to'], false);
} catch (\InvalidArgumentException $e) {
// Fall back to equal expression
}
}
return new AST\KeyValue\EqualExpression($left, $right);
});
}
public function postProcessQuery($query, QueryContext $context)
{
$field = $this->getField($context);
return QueryHelper::wrapPrivateFieldQuery($field, $query);
}
