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<?php |
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namespace DAL; |
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final class Condition |
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{ |
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private $left; |
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private $escapeLeft; |
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private $operator; |
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private $right; |
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private $escapeRight; |
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/** |
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* @param mixed $left |
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* @param boolean $escapeLeft |
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* @param string $operator |
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* @param mixed $right |
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* @param boolean $escapeRight |
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*/ |
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private function __construct($left, $escapeLeft, $operator, $right, $escapeRight) |
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{ |
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$this->left = $left; |
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$this->escapeLeft = $escapeLeft; |
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$this->operator = $operator; |
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$this->right = $right; |
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$this->escapeRight = $escapeRight; |
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} |
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/** |
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* @param string $field |
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*/ |
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public static function equals($field, $value) |
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{ |
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return new Condition($field, false, '=', $value, true); |
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} |
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/** |
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* @param string $field |
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*/ |
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public static function regex($field, $value) |
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return new Condition($field, false, 'regex', $value, true); |
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} |
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/** |
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* @param string $field |
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*/ |
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public static function notEquals($field, $value) |
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{ |
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return new Condition($field, false, '!=', $value, true); |
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} |
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/** |
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* @param string $field |
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*/ |
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public static function lessThan($field, $value) |
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{ |
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return new Condition($field, false, '<', $value, true); |
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} |
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/** |
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* @param string $field |
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*/ |
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public static function lessThanOrEquals($field, $value) |
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return new Condition($field, false, '<=', $value, true); |
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} |
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/** |
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* @param string $field |
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*/ |
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public static function greaterThan($field, $value) |
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return new Condition($field, false, '>', $value, true); |
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} |
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/** |
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* @param string $field |
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*/ |
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public static function greaterThanOrEquals($field, $value) |
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return new Condition($field, false, '>=', $value, true); |
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} |
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/** |
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* @param Condition $left |
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* @param Condition $right |
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*/ |
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public static function combineOr(Condition $left, Condition $right) |
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return new Condition($left, false, 'or', $right, false); |
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} |
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/** |
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* @param Condition $left |
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* @param Condition $right |
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*/ |
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public static function combineAnd(Condition $left, Condition $right) |
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return new Condition($left, false, 'and', $right, false); |
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} |
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/** |
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* @param Condition[] $values |
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*/ |
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public static function combineManyAnd(array $values) |
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{ |
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return self::combineMany('and', $values); |
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} |
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/** |
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* @param Condition[] $values |
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*/ |
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public static function combineManyOr(array $values) |
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{ |
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return self::combineMany('or', $values); |
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} |
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/** |
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* @param string $operation |
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* @param Condition[] $values |
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*/ |
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public static function combineMany($operation, array $values) |
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{ |
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$valuesCount = count($values); |
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if ($valuesCount > 1) { |
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$left = array_pop($values); |
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$right = self::combineMany($operation, $values); |
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return new Condition($left, false, $operation, $right, false); |
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} |
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if (1 === $valuesCount) { |
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return $values[0]; |
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} |
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return null; |
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} |
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/** |
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* @return mixed |
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*/ |
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public function getLeft() |
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{ |
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return $this->left; |
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} |
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/** |
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* @return boolean |
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*/ |
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public function shouldEscapeLeft() |
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{ |
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return $this->escapeLeft; |
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} |
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/** |
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* @return string |
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*/ |
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public function getOperator() |
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{ |
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return $this->operator; |
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} |
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/** |
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* @return mixed |
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*/ |
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public function getRight() |
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{ |
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return $this->right; |
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} |
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/** |
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* @return boolean |
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*/ |
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public function shouldEscapeRight() |
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{ |
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return $this->escapeRight; |
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} |
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} |
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wafflesystems /
dal
