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<?php
namespace Elastica\Query;
/**
* Class Common.
*
* @link http://www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-common-terms-query.html
*/
class Common extends AbstractQuery
{
const OPERATOR_AND = 'and';
const OPERATOR_OR = 'or';
/**
* @var string
*/
protected $_field;
/**
* @var array
*/
protected $_queryParams = array();
/**
* @param string $field the field on which to query
* @param string $query the query string
* @param float $cutoffFrequency percentage in decimal form (.001 == 0.1%)
*/
public function __construct($field, $query, $cutoffFrequency)
{
$this->setField($field);
$this->setQuery($query);
$this->setCutoffFrequency($cutoffFrequency);
}
/**
* Set the field on which to query.
*
* @param string $field the field on which to query
*
* @return $this
*/
public function setField($field)
{
$this->_field = $field;
return $this;
}
/**
* Set the query string for this query.
*
* @param string $query
*
* @return $this
*/
public function setQuery($query)
{
return $this->setQueryParam('query', $query);
}
/**
* Set the frequency below which terms will be put in the low frequency group.
*
* @param float $frequency percentage in decimal form (.001 == 0.1%)
*
* @return $this
*/
public function setCutoffFrequency($frequency)
{
return $this->setQueryParam('cutoff_frequency', (float) $frequency);
}
/**
* Set the logic operator for low frequency terms.
*
* @param string $operator see OPERATOR_* class constants for options
*
* @return $this
*/
public function setLowFrequencyOperator($operator)
{
return $this->setQueryParam('low_freq_operator', $operator);
}
/**
* Set the logic operator for high frequency terms.
*
* @param string $operator see OPERATOR_* class constants for options
*
* @return $this
*/
public function setHighFrequencyOperator($operator)
{
return $this->setQueryParam('high_frequency_operator', $operator);
}
/**
* Set the minimum_should_match parameter.
*
* @param int|string $minimum minimum number of low frequency terms which must be present
*
* @return $this
*
* @link Possible values for minimum_should_match http://www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-minimum-should-match.html
*/
public function setMinimumShouldMatch($minimum)
{
return $this->setQueryParam('minimum_should_match', $minimum);
}
/**
* Set the boost for this query.
*
* @param float $boost
*
* @return $this
*/
public function setBoost($boost)
{
return $this->setQueryParam('boost', (float) $boost);
}
/**
* Set the analyzer for this query.
*
* @param string $analyzer
*
* @return $this
*/
public function setAnalyzer($analyzer)
{
return $this->setQueryParam('analyzer', $analyzer);
}
/**
* Enable / disable computation of score factor based on the fraction of all query terms contained in the document.
*
* @param bool $disable disable_coord is false by default
*
* @return $this
*/
public function setDisableCoord($disable = true)
{
return $this->setQueryParam('disable_coord', (bool) $disable);
}
/**
* Set a parameter in the body of this query.
*
* @param string $key parameter key
* @param mixed $value parameter value
*
* @return $this
*/
public function setQueryParam($key, $value)
{
$this->_queryParams[$key] = $value;
return $this;
}
/**
* @return array
*/
public function toArray()
{
$this->setParam($this->_field, $this->_queryParams);
return parent::toArray();
}
}
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