static function create()
{
return ['allowed-methods' => ['GET', 'HEAD'], 'available-media-types' => ['text/html'], 'available-languages' => ['*'], 'available-charsets' => ['UTF-8'], 'available-encodings' => ['identity'], 'new?' => true, 'service-available?' => true, 'authorized?' => true, 'allowed?' => true, 'valid-content-header?' => true, 'valid-entity-length?' => true, 'processable?' => true, 'exists?' => true, 'can-post-to-missing?' => true, 'can-put-to-missing?' => true, 'delete-enacted?' => true, 'known-content-type?' => true, 'is-options?' => self::methodEquals('OPTIONS'), 'method-put?' => self::methodEquals('PUT'), 'method-delete?' => self::methodEquals('DELETE'), 'method-patch?' => self::methodEquals('PATCH'), 'post-to-existing?' => self::methodEquals('POST'), 'put-to-existing?' => self::methodEquals('PUT'), 'post-to-gone?' => self::methodEquals('POST'), 'if-match-star-exists-for-missing?' => self::headerEquals('If-Match', '*'), 'if-match-star?' => self::headerEquals('If-Match', '*'), 'if-none-match-star?' => self::headerEquals('If-None-Match', '*'), 'etag-matches-for-if-none?' => self::matchEtag('If-None-Match'), 'etag-matches-for-if-match?' => self::matchEtag('If-Match'), 'if-unmodified-since-exists?' => self::hasHeader('If-Unmodified-Since'), 'if-modified-since-exists?' => self::hasHeader('If-Modified-Since'), 'if-match-exists?' => self::hasHeader('If-Match'), 'if-none-match-exists?' => self::hasHeader('If-None-Match'), 'if-none-match?' => function (Context $context) {
return in_array($context->getRequest()->getMethod(), ['GET', 'HEAD']);
}, 'if-modified-since-valid-date?' => function (Context $context) {
$date = Utils::parseHttpDate($context->getRequest()->headers->get('If-Modified-Since'));
if ($date) {
$context->setIfModifiedSinceDate($date);
}
return $date != false;
}, 'if-unmodified-since-valid-date?' => function (Context $context) {
$date = Utils::parseHttpDate($context->getRequest()->headers->get('If-Unmodified-Since'));
if ($date) {
$context->setIfUnmodifiedSinceDate($date);
}
return $date != false;
}, 'modified-since?' => function (Context $context) {
$lastModified = $context->value('last-modified');
if ($lastModified) {
$ifModifiedSince = $context->getIfModifiedSinceDate();
return $lastModified > $ifModifiedSince;
}
return false;
}, 'unmodified-since?' => function (Context $context) {
$lastModified = $context->value('last-modified');
if ($lastModified) {
$ifUnmodifiedSince = $context->getIfUnmodifiedSinceDate();
return $lastModified > $ifUnmodifiedSince;
}
return false;
}, 'known-method?' => function (Context $context) {
$methods = ['GET', 'PUT', 'POST', 'DELETE', 'HEAD', 'OPTIONS', 'TRACE', 'PATCH'];
return in_array($context->getRequest()->getMethod(), $methods);
}, 'method-allowed?' => function (Context $context) {
return in_array($context->getRequest()->getMethod(), $context->value('allowed-methods'));
}, 'accept-exists?' => function (Context $context) {
if ($context->getRequest()->headers->has('accept')) {
return true;
}
// fall back to content negotiation using */* as accept header
$type = Negotiate::bestAllowedContentType(['*/*'], $context->value('available-media-types'));
$context->setMediaType($type);
return false;
}, 'media-type-available?' => function (Context $context) {
$type = Negotiate::bestAllowedContentType($context->getRequest()->getAcceptableContentTypes(), $context->value('available-media-types'));
$context->setMediaType($type);
return $type !== null;
}];
}
function testBestAllowedContentType()
{
$this->assertEquals('text/html', Negotiate::bestAllowedContentType(['text/*'], ['text/html', 'text/plain']));
$this->assertEquals('text/plain', Negotiate::bestAllowedContentType(['text/plain', 'text/html'], ['text/html', 'text/plain']));
$this->assertNull(Negotiate::bestAllowedContentType(['application/json'], ['text/html', 'text/plain']));
}