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<?php |
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/* |
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* This file is part of the FreshDoctrineEnumBundle |
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* |
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* (c) Artem Genvald <[email protected]> |
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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 Fresh\DoctrineEnumBundle\Twig\Extension; |
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use Fresh\DoctrineEnumBundle\Exception\EnumTypeIsNotRegisteredException; |
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use Fresh\DoctrineEnumBundle\Exception\NoRegisteredEnumTypesException; |
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use Fresh\DoctrineEnumBundle\Exception\ConstantIsFoundInFewRegisteredEnumTypesException; |
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use Fresh\DoctrineEnumBundle\Exception\ConstantIsNotFoundInAnyRegisteredEnumTypeException; |
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/** |
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* EnumConstantExtension. |
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* |
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* @author Artem Genvald <[email protected]> |
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*/ |
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class EnumConstantExtension extends AbstractEnumExtension |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getFilters() |
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{ |
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return [new \Twig_SimpleFilter('enum_constant', [$this, 'getEnumConstant'])]; |
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} |
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/** |
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* Get value of the ENUM constant. |
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* |
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* @param string $enumConstant ENUM constant |
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* @param string|null $enumType ENUM type |
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* |
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* @throws EnumTypeIsNotRegisteredException |
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* @throws NoRegisteredEnumTypesException |
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* @throws ConstantIsFoundInFewRegisteredEnumTypesException |
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* @throws ConstantIsNotFoundInAnyRegisteredEnumTypeException |
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* |
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* @return string |
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*/ |
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public function getEnumConstant($enumConstant, $enumType = null) |
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{ |
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if (!empty($this->registeredEnumTypes) && is_array($this->registeredEnumTypes)) { |
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// If ENUM type was set, e.g. {{ 'CENTER'|enum_constant('BasketballPositionType') }} |
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if (!empty($enumType)) { |
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if (!isset($this->registeredEnumTypes[$enumType])) { |
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throw new EnumTypeIsNotRegisteredException(sprintf('ENUM type "%s" is not registered.', $enumType)); |
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} |
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return constant($this->registeredEnumTypes[$enumType].'::'.$enumConstant); |
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} else { |
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// If ENUM type wasn't set, e.g. {{ 'CENTER'|enum_constant }} |
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$occurrences = []; |
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// Check if constant exists in registered ENUM types |
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foreach ($this->registeredEnumTypes as $registeredEnumType) { |
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$reflection = new \ReflectionClass($registeredEnumType); |
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if ($reflection->hasConstant($enumConstant)) { |
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$occurrences[] = $registeredEnumType; |
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} |
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} |
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// If found only one occurrence, then we know exactly which ENUM type |
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if (count($occurrences) == 1) { |
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$enumClassName = array_pop($occurrences); |
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return constant($enumClassName.'::'.$enumConstant); |
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} elseif (count($occurrences) > 1) { |
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throw new ConstantIsFoundInFewRegisteredEnumTypesException(sprintf( |
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'Constant "%s" is found in few registered ENUM types. You should manually set the appropriate one.', |
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$enumConstant |
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)); |
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} else { |
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throw new ConstantIsNotFoundInAnyRegisteredEnumTypeException(sprintf( |
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'Constant "%s" wasn\'t found in any registered ENUM type.', |
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$enumConstant |
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)); |
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} |
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} |
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} else { |
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throw new NoRegisteredEnumTypesException('There are no registered ENUM types.'); |
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} |
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} |
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} |
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fre5h /
DoctrineEnumBundle
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