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<?php |
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/* |
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* Copyright (c) 2011-2015, Celestino Diaz <[email protected]> |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to deal |
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* in the Software without restriction, including without limitation the rights |
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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* copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in |
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* all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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* THE SOFTWARE. |
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*/ |
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namespace Brickoo\Component\Validation\Constraint; |
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/** |
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* AndOrConstraint |
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* |
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* Constraint to group AND and OR constraints which can be nested. |
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* @author Celestino Diaz <[email protected]> |
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*/ |
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class AndOrConstraint implements Constraint { |
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/** @var array */ |
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private $constraints; |
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/** @var null|\Brickoo\Component\Validation\Constraint\Constraint */ |
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private $failedConstraint; |
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/** |
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* Class constructor. |
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* Can be called with multiple arguments of type array. |
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* Each param array represents an AND group while |
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* each param represents an OR group. |
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* Example: new AndOrConstraint([constraint1, constraint2], [constraint3]) |
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* Either constraint1 AND constraint2 OR constraint3 MUST match. |
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* @param array ...params |
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*/ |
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public function __construct() { |
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$this->constraints = func_get_args(); |
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} |
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/** {@inheritDoc} */ |
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public function matches($value) { |
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$this->removeFailures(); |
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$matches = true; |
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foreach ($this->constraints as $constraintGroup) { |
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if (($matches = $this->doesConstraintGroupMatch($constraintGroup, $value))) { |
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break; |
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} |
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} |
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return $matches; |
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} |
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/** |
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* Returns the last constraint which did not match. |
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* @return null|\Brickoo\Component\Validation\Constraint\Constraint |
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*/ |
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public function getFailedConstraint() { |
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return $this->failedConstraint; |
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} |
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/** |
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* Remove the failures if any. |
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* @return \Brickoo\Component\Validation\Constraint\AndOrConstraint |
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*/ |
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private function removeFailures() { |
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$this->failedConstraint = null; |
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return $this; |
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} |
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/** |
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* Checks if a group of constraints do all match. |
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* @param array $constraintGroup |
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* @param mixed $value |
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* @return boolean check result |
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*/ |
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private function doesConstraintGroupMatch(array $constraintGroup, $value) { |
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$matches = true; |
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foreach ($constraintGroup as $constraint) { |
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if (!$constraint->matches($value)) { |
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$this->failedConstraint = $this->getConcreteFailedConstraint($constraint); |
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$matches = false; |
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break; |
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} |
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} |
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return $matches; |
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} |
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/** |
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* Returns the concrete failed constraint. |
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* @param \Brickoo\Component\Validation\Constraint\Constraint $constraint |
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* @return null|\Brickoo\Component\Validation\Constraint\Constraint |
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*/ |
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private function getConcreteFailedConstraint(Constraint $constraint) { |
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if ($constraint instanceof AndOrConstraint) { |
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return $constraint->getFailedConstraint(); |
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} |
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return $constraint; |
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} |
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} |
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brickoo /
components
