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<?php |
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namespace Germania\Responder; |
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use Twig\Environment as TwigEnvironment; |
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use Slim\Psr7\Factory\ResponseFactory; |
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use Psr\Http\Message\ResponseFactoryInterface; |
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use Psr\Http\Message\ResponseInterface; |
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class TwigResponder implements ResponderInterface |
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{ |
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use ResponseFactoryTrait; |
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/** |
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* @var TwigEnvironment |
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*/ |
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public $twig; |
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/** |
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* @var strinfg |
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*/ |
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public $template_field = "template"; |
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/** |
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* @var array |
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*/ |
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public $default_context = array(); |
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/** |
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* @var string|bool |
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*/ |
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public $default_template = false; |
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/** |
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* @param TwigEnvironment $twig Twig environment |
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* @param string $template_field Array field taht will contain template |
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* @param array $default_context Default template context |
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* @param ResponseFactoryInterface|null $response_factory Optional: PSR-17 Response Factory |
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*/ |
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public function __construct( TwigEnvironment $twig, string $template_field, array $default_context = array(), ResponseFactoryInterface $response_factory = null ) |
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{ |
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$this->setTwig($twig); |
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$this->setTemplateField($template_field); |
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$this->setDefaultContext($default_context); |
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$this->setResponseFactory($response_factory ?: new ResponseFactory); |
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} |
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/** |
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* @param TwigEnvironment $twig |
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*/ |
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public function setTwig(TwigEnvironment $twig ) |
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{ |
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$this->twig = $twig; |
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return $this; |
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} |
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/** |
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* @return mixed |
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*/ |
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public function getDefaultTemplate( ) |
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{ |
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return $this->default_template; |
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} |
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/** |
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* @param mixed $default_template |
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*/ |
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public function setDefaultTemplate( $default_template ) |
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{ |
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$this->default_template = $default_template; |
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return $this; |
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} |
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/** |
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* @param array $default_context |
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*/ |
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public function setDefaultContext( array $default_context ) |
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{ |
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$this->default_context = $default_context; |
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return $this; |
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} |
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/** |
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* @param string $field |
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*/ |
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public function setTemplateField( string $field ) |
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{ |
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$this->template_field = $field; |
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return $this; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function __invoke( $context ) : ResponseInterface |
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{ |
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return $this->createResponse( $context ); |
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} |
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/** |
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* @inheritDoc |
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* @param array|ArrayObject Context |
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* |
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* @throws ResponderInvalidArgumentException |
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* @throws ResponderRuntimeException |
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*/ |
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public function createResponse( $context ) : ResponseInterface |
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{ |
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if ($context instanceof \ArrayObject): |
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$context = $context->getArrayCopy(); |
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elseif (!is_array($context)): |
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$context_type = is_object($context) ? get_class($context) : gettype($context); |
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$msg = sprintf( |
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"Expected Array or ArrayObject, got '%s'.", |
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$context_type |
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); |
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throw new ResponderInvalidArgumentException($msg); |
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endif; |
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// Merge with defaults |
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$context = array_merge($this->default_context, $context); |
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$template = $context[ $this->template_field ] ?? $this->getDefaultTemplate(); |
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if (!$template) { |
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$msg = sprintf("Expected '%s' element.", $this->template_field); |
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throw new ResponderRuntimeException($msg); |
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} |
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try { |
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$website_html = $this->twig->render($template, $context); |
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$response = $this->getResponseFactory()->createResponse(); |
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$response->getBody()->write($website_html); |
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} |
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catch (\Throwable $e) { |
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throw new ResponderRuntimeException("Caught exception during response creation", 1, $e); |
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} |
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return $response; |
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} |
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} |
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GermaniaKG /
Responder
Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..