Move into nested docroot
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web/vendor/symfony-cmf/routing/Enhancer
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web/vendor/symfony-cmf/routing/Enhancer/FieldMapEnhancer.php
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web/vendor/symfony-cmf/routing/Enhancer/FieldMapEnhancer.php
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<?php
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/*
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* This file is part of the Symfony CMF package.
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*
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* (c) 2011-2015 Symfony CMF
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Cmf\Component\Routing\Enhancer;
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use Symfony\Component\HttpFoundation\Request;
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/**
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* This enhancer can fill one field with the result of a hashmap lookup of
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* another field. If the target field is already set, it does nothing.
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*
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* @author David Buchmann
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*/
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class FieldMapEnhancer implements RouteEnhancerInterface
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{
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/**
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* @var string field for key in hashmap lookup
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*/
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protected $source;
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/**
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* @var string field to write hashmap lookup result into
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*/
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protected $target;
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/**
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* @var array containing the mapping between the source field value and target field value
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*/
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protected $hashmap;
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/**
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* @param string $source the field to read
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* @param string $target the field to write the result of the lookup into
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* @param array $hashmap for looking up value from source and get value for target
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*/
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public function __construct($source, $target, array $hashmap)
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{
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$this->source = $source;
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$this->target = $target;
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$this->hashmap = $hashmap;
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}
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/**
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* If the target field is not set but the source field is, map the field.
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*
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* {@inheritdoc}
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*/
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public function enhance(array $defaults, Request $request)
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{
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if (isset($defaults[$this->target])) {
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return $defaults;
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}
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if (!isset($defaults[$this->source])) {
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return $defaults;
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}
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if (!isset($this->hashmap[$defaults[$this->source]])) {
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return $defaults;
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}
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$defaults[$this->target] = $this->hashmap[$defaults[$this->source]];
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return $defaults;
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}
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}
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