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<?php |
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namespace ScayTrase\Api\Cruds\Adaptors\Symfony; |
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use phpDocumentor\Reflection\DocBlock\Tags\Var_; |
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use phpDocumentor\Reflection\DocBlockFactory; |
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use phpDocumentor\Reflection\Types\Array_; |
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use phpDocumentor\Reflection\Types\Mixed_; |
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use Symfony\Component\Form\Extension\Core\Type\CheckboxType; |
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use Symfony\Component\Form\Extension\Core\Type\CollectionType; |
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use Symfony\Component\Form\Extension\Core\Type\IntegerType; |
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use Symfony\Component\Form\Extension\Core\Type\NumberType; |
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use Symfony\Component\Form\Extension\Core\Type\TextType; |
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use Symfony\Component\Form\FormTypeGuesserInterface; |
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use Symfony\Component\Form\Guess\Guess; |
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use Symfony\Component\Form\Guess\TypeGuess; |
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use Symfony\Component\Form\Guess\ValueGuess; |
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final class PhpDocTypeGuesser implements FormTypeGuesserInterface |
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{ |
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/** @var string[] */ |
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private static $typeMap = [ |
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'int' => IntegerType::class, |
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'integer' => IntegerType::class, |
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'string' => TextType::class, |
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'float' => NumberType::class, |
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'double' => NumberType::class, |
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'real' => NumberType::class, |
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'boolean' => CheckboxType::class, |
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'bool' => CheckboxType::class, |
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'array' => CollectionType::class, |
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]; |
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/** @var DocBlockFactory */ |
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private $factory; |
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/** |
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* PhpDocTypeGuesser constructor. |
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*/ |
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public function __construct() |
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{ |
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$this->factory = DocBlockFactory::createInstance(); |
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} |
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/** {@inheritdoc} */ |
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public function guessType($class, $property) |
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{ |
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$annotation = $this->readPhpDocAnnotations($class, $property); |
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if (null === $annotation) { |
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return; // guess nothing if the @var annotation is not available |
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} |
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$type = $annotation->getType(); |
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if ($type instanceof Array_) { |
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$entryType = TextType::class; |
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if (!$type->getValueType() instanceof Mixed_) { |
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$entryType = $this->replaceType((string)$type->getValueType()); |
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} |
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return new TypeGuess( |
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CollectionType::class, |
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[ |
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'entry_type' => $entryType, |
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'allow_add' => true, |
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'allow_delete' => true, |
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], |
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Guess::MEDIUM_CONFIDENCE |
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); |
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} |
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if (!$this->exists((string)$type)) { |
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return new TypeGuess(TextType::class, [], Guess::LOW_CONFIDENCE); |
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} |
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return new TypeGuess($this->replaceType((string)$type), [], Guess::MEDIUM_CONFIDENCE); |
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} |
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/** {@inheritdoc} */ |
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public function guessRequired($class, $property) |
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{ |
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return new ValueGuess(false, Guess::LOW_CONFIDENCE); |
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} |
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/** {@inheritdoc} */ |
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public function guessMaxLength($class, $property) |
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{ |
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} |
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/** {@inheritdoc} */ |
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public function guessPattern($class, $property) |
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{ |
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} |
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/** |
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* @param string $class |
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* @param string $property |
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* |
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* @return Var_ |
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*/ |
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private function readPhpDocAnnotations($class, $property) |
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{ |
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$reflectionProperty = new \ReflectionProperty($class, $property); |
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$phpdoc = $reflectionProperty->getDocComment(); |
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$docblock = $this->factory->create($phpdoc); |
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$tags = $docblock->getTagsByName('var'); |
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return array_shift($tags); |
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} |
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/** |
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* @param string $type |
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* |
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* @return string |
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*/ |
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private function replaceType($type) |
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{ |
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if (!$this->exists($type)) { |
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return TextType::class; |
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} |
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return self::$typeMap[$type]; |
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} |
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/** |
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* @param string $type |
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* |
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* @return bool |
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*/ |
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private function exists($type) |
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{ |
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return array_key_exists($type, self::$typeMap); |
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} |
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} |
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