/**
* {@inheritdoc}
*/
public function build(SetInterface $identities, ServerRequestInterface $request, HttpResource $definition, SpecificationInterface $specification = null, Range $range = null) : MapInterface
{
$map = new Map('string', HeaderInterface::class);
if (!$definition->isRangeable()) {
return $map;
}
$map = $map->put('Accept-Ranges', new AcceptRanges(new AcceptRangesValue('resources')));
if (!$range instanceof Range) {
return $map;
}
$length = $range->lastPosition() - $range->firstPosition();
return $map->put('Content-Range', new ContentRange(new ContentRangeValue('resources', $range->firstPosition(), $last = $range->firstPosition() + $identities->size(), $identities->size() < $length ? $last : $last + $length)));
}
/**
* {@inheritdoc}
*/
public function build(SetInterface $identities, ServerRequestInterface $request, HttpResource $definition, SpecificationInterface $specification = null, Range $range = null) : MapInterface
{
$map = new Map('string', HeaderInterface::class);
if ($identities->size() === 0) {
return $map;
}
$path = $request->url()->path();
return $map->put('Link', new Link($identities->reduce(new Set(HeaderValueInterface::class), function (Set $carry, IdentityInterface $identity) use($path) : Set {
return $carry->add(new LinkValue(Url::fromString(rtrim((string) $path, '/') . '/' . $identity), 'resource', new Map('string', ParameterInterface::class)));
})));
}
/**
* Returns true if the iteration has more elements. (In other words, returns
* true if next() would return an element rather than throwing an exception.)
* @return boolean
*/
public function hasNext()
{
return $this->index + 1 < $this->set->size();
}
