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<?php
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namespace yii\db\conditions;
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use yii\base\InvalidArgumentException;
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/**
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* Class SimpleCondition represents a simple condition like `"column" operator value`.
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*
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* @author Dmytro Naumenko <d.naumenko.a@gmail.com>
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* @since 2.0.14
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*/
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class SimpleCondition implements ConditionInterface
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{
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/**
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* @var string $operator the operator to use. Anything could be used e.g. `>`, `<=`, etc.
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*/
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private $operator;
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/**
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* @var mixed the column name to the left of [[operator]]
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*/
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private $column;
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/**
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* @var mixed the value to the right of the [[operator]]
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*/
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private $value;
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/**
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* SimpleCondition constructor
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*
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* @param mixed $column the literal to the left of $operator
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* @param string $operator the operator to use. Anything could be used e.g. `>`, `<=`, etc.
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* @param mixed $value the literal to the right of $operator
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*/
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public function __construct($column, $operator, $value)
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{
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$this->column = $column;
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$this->operator = $operator;
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$this->value = $value;
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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 getColumn()
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{
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return $this->column;
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}
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/**
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* @return mixed
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*/
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public function getValue()
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{
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return $this->value;
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}
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/**
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* {@inheritdoc}
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* @throws InvalidArgumentException if wrong number of operands have been given.
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*/
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public static function fromArrayDefinition($operator, $operands)
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{
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if (count($operands) !== 2) {
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throw new InvalidArgumentException("Operator '$operator' requires two operands.");
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}
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return new static($operands[0], $operator, $operands[1]);
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}
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}
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