104 lines
2.5 KiB
PHP
104 lines
2.5 KiB
PHP
<?php
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/*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the MIT license. For more information, see
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* <http://www.doctrine-project.org>.
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*/
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namespace Doctrine\Common\Collections\Expr;
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/**
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* Comparison of a field with a value by the given operator.
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*
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* @author Benjamin Eberlei <kontakt@beberlei.de>
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* @since 2.3
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*/
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class Comparison implements Expression
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{
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const EQ = '=';
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const NEQ = '<>';
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const LT = '<';
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const LTE = '<=';
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const GT = '>';
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const GTE = '>=';
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const IS = '='; // no difference with EQ
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const IN = 'IN';
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const NIN = 'NIN';
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const CONTAINS = 'CONTAINS';
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/**
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* @var string
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*/
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private $field;
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/**
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* @var string
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*/
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private $op;
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/**
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* @var Value
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*/
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private $value;
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/**
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* @param string $field
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* @param string $operator
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* @param mixed $value
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*/
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public function __construct($field, $operator, $value)
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{
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if ( ! ($value instanceof Value)) {
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$value = new Value($value);
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}
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$this->field = $field;
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$this->op = $operator;
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$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 getField()
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{
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return $this->field;
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}
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/**
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* @return Value
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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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* @return string
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*/
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public function getOperator()
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{
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return $this->op;
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}
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/**
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* {@inheritDoc}
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*/
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public function visit(ExpressionVisitor $visitor)
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{
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return $visitor->walkComparison($this);
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}
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}
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