/**
* Is server side paging is configured, this function return true
* if the resource targeted by the resource path is applicable
* for paging and paging is enabled for the targeted resource set
* else false.
*
* @return boolean
*/
private function _isSSPagingRequired()
{
if ($this->_pagingApplicable) {
$targetResourceSetWrapper = $this->request->getTargetResourceSetWrapper();
//assert($targetResourceSetWrapper != NULL)
return $targetResourceSetWrapper->getResourceSetPageSize() != 0;
}
return false;
}
/**
* Process the request Uri and creates an instance of
* RequestDescription from the processed uri.
*
* @param IService $service Reference to the data service instance.
*
* @return RequestDescription
*
* @throws ODataException If any exception occurs while processing the segments
* or in case of any version incompatibility.
*/
public static function process(IService $service)
{
$host = $service->getHost();
$absoluteRequestUri = $host->getAbsoluteRequestUri();
$absoluteServiceUri = $host->getAbsoluteServiceUri();
$requestUriSegments = array_slice($absoluteRequestUri->getSegments(), $absoluteServiceUri->getSegmentCount());
$segments = SegmentParser::parseRequestUriSegments($requestUriSegments, $service->getProvidersWrapper(), true);
$request = new RequestDescription($segments, $absoluteRequestUri, $service->getConfiguration()->getMaxDataServiceVersion(), $host->getRequestVersion(), $host->getRequestMaxVersion());
$kind = $request->getTargetKind();
if ($kind == TargetKind::METADATA() || $kind == TargetKind::BATCH() || $kind == TargetKind::SERVICE_DIRECTORY()) {
return $request;
}
if ($kind == TargetKind::PRIMITIVE_VALUE() || $kind == TargetKind::MEDIA_RESOURCE()) {
// http://odata/NW.svc/Orders/$count
// http://odata/NW.svc/Orders(123)/Customer/CustomerID/$value
// http://odata/NW.svc/Employees(1)/$value
// http://odata/NW.svc/Employees(1)/ThumbNail_48X48/$value
$request->setContainerName($segments[count($segments) - 2]->getIdentifier());
} else {
$request->setContainerName($request->getIdentifier());
}
if ($request->getIdentifier() === ODataConstants::URI_COUNT_SEGMENT) {
if (!$service->getConfiguration()->getAcceptCountRequests()) {
throw ODataException::createBadRequestError(Messages::configurationCountNotAccepted());
}
$request->queryType = QueryType::COUNT();
// use of $count requires request DataServiceVersion
// and MaxDataServiceVersion greater than or equal to 2.0
$request->raiseResponseVersion(2, 0);
$request->raiseMinVersionRequirement(2, 0);
} else {
if ($request->isNamedStream()) {
$request->raiseMinVersionRequirement(3, 0);
} else {
if ($request->getTargetKind() == TargetKind::RESOURCE()) {
if (!$request->isLinkUri()) {
$resourceSetWrapper = $request->getTargetResourceSetWrapper();
//assert($resourceSetWrapper != null)
$hasNamedStream = $resourceSetWrapper->hasNamedStreams($service->getProvidersWrapper());
$hasBagProperty = $resourceSetWrapper->hasBagProperty($service->getProvidersWrapper());
if ($hasNamedStream || $hasBagProperty) {
$request->raiseResponseVersion(3, 0);
}
}
} else {
if ($request->getTargetKind() == TargetKind::BAG()) {
$request->raiseResponseVersion(3, 0);
}
}
}
}
return $request;
}
/**
* Pushes a segment for the root of the tree
* Note: Calls to this method should be balanced with calls to popSegment.
*
* @return bool true if the segment was pushed, false otherwise.
*/
private function _pushSegmentForRoot()
{
$segmentName = $this->request->getContainerName();
$segmentResourceSetWrapper = $this->request->getTargetResourceSetWrapper();
return $this->_pushSegment($segmentName, $segmentResourceSetWrapper);
}