/**
* Support method for buildQuery() -- Build a basic query
*
* @param array $params Search parameters
*
* @return string Query
*/
protected function buildBasicQuery($params)
{
$query = '';
if (!empty($params['lookfor'])) {
// Basic Search
// Clean and validate input -- note that index may be in a
// different field depending on whether this is a basic or
// advanced search.
$lookfor = $params['lookfor'];
$index = !empty($params['index']) ? $params['index'] : 'AllFields';
// Force boolean operators to uppercase if we are in a
// case-insensitive mode:
if ($this->luceneHelper) {
$lookfor = $this->luceneHelper->capitalizeBooleans($lookfor);
}
$map = ['AllFields' => 'WRD', 'Title' => 'WTI', 'Author' => 'WAU', 'Subject' => 'WSU', 'isbn' => 'ISBN', 'issn' => 'ISSN'];
if (isset($map[$index])) {
$index = $map[$index];
} else {
if (!array_key_exists($index, $map)) {
$index = 'WRD';
}
}
$query .= "{$index}=({$lookfor})";
}
// Ensure we have a valid query to this point
return isset($query) ? $query : '';
}
/**
* Test the selective capitalization functionality of capitalizeBooleans.
*
* @return void
*/
public function testSelectiveBooleanCapitalization()
{
$lh = new LuceneSyntaxHelper();
$in = 'this or that and the other not everything else (not me)';
$this->assertEquals('this OR that AND the other NOT everything else (NOT me)', $lh->capitalizeBooleans($in, ['AND', 'OR', 'NOT']));
$this->assertEquals('this OR that and the other NOT everything else (NOT me)', $lh->capitalizeBooleans($in, ['OR', 'NOT']));
$this->assertEquals('this or that and the other NOT everything else (NOT me)', $lh->capitalizeBooleans($in, ['NOT']));
$this->assertEquals('this or that AND the other not everything else (not me)', $lh->capitalizeBooleans($in, ['AND']));
$this->assertEquals('this OR that and the other not everything else (not me)', $lh->capitalizeBooleans($in, ['OR']));
}