/**
* Write in specific format
*
* @param DataService &$dataService Dataservice
* @param RequestDescription &$requestDescription Request description object
* @param Object &$odataModelInstance OData model instance
* @param String $responseContentType Content type of the response
* @param String $responseFormat Output format
*
* @return nothing
*/
public static function write(DataService &$dataService, RequestDescription &$requestDescription, &$odataModelInstance, $responseContentType, $responseFormat)
{
$responseBody = null;
$dataServiceVersion = $requestDescription->getResponseDataServiceVersion();
if ($responseFormat == ResponseFormat::METADATA_DOCUMENT) {
// /$metadata
$writer = new MetadataWriter($dataService->getMetadataQueryProviderWrapper());
$responseBody = $writer->writeMetadata();
$dataServiceVersion = $writer->getDataServiceVersion();
} else {
if ($responseFormat == ResponseFormat::TEXT) {
// /Customer('ALFKI')/CompanyName/$value
// /Customers/$count
$responseBody = utf8_encode($requestDescription->getTargetResult());
} else {
if ($responseFormat == ResponseFormat::BINARY) {
// Binary property or media resource
$targetKind = $requestDescription->getTargetKind();
if ($targetKind == RequestTargetKind::MEDIA_RESOURCE) {
$eTag = $dataService->getStreamProvider()->getStreamETag($requestDescription->getTargetResult(), $requestDescription->getResourceStreamInfo());
$dataService->getHost()->setResponseETag($eTag);
$responseBody = $dataService->getStreamProvider()->getReadStream($requestDescription->getTargetResult(), $requestDescription->getResourceStreamInfo());
} else {
$responseBody = $requestDescription->getTargetResult();
}
if (is_null($responseContentType)) {
$responseContentType = ODataConstants::MIME_APPLICATION_OCTETSTREAM;
}
} else {
$writer = null;
$absoluteServiceUri = $dataService->getHost()->getAbsoluteServiceUri()->getUrlAsString();
if ($responseFormat == ResponseFormat::ATOM || $responseFormat == ResponseFormat::PLAIN_XML) {
if (is_null($odataModelInstance)) {
$writer = new \ODataProducer\Writers\ServiceDocument\Atom\ServiceDocumentWriter($dataService->getMetadataQueryProviderWrapper(), $absoluteServiceUri);
} else {
$isPostV1 = $requestDescription->getResponseDataServiceVersion()->compare(new Version(1, 0)) == 1;
$writer = new ODataWriter($absoluteServiceUri, $isPostV1, 'atom');
}
} else {
if ($responseFormat == ResponseFormat::JSON) {
if (is_null($odataModelInstance)) {
$writer = new \ODataProducer\Writers\ServiceDocument\Json\ServiceDocumentWriter($dataService->getMetadataQueryProviderWrapper(), $absoluteServiceUri);
} else {
$isPostV1 = $requestDescription->getResponseDataServiceVersion()->compare(new Version(1, 0)) == 1;
$writer = new ODataWriter($absoluteServiceUri, $isPostV1, 'json');
}
}
}
$responseBody = $writer->writeRequest($odataModelInstance);
}
}
}
$dataService->getHost()->setResponseStatusCode(HttpStatus::CODE_OK);
$dataService->getHost()->setResponseContentType($responseContentType);
$dataService->getHost()->setResponseVersion($dataServiceVersion->toString() . ';');
$dataService->getHost()->setResponseCacheControl(ODataConstants::HTTPRESPONSE_HEADER_CACHECONTROL_NOCACHE);
$dataService->getHost()->getWebOperationContext()->outgoingResponse()->setStream($responseBody);
}
/**
* test for write top level primitive property.
*/
function testPrimitiveProperty()
{
$odataProperty = new ODataProperty();
$odataProperty->name = "Count";
$odataProperty->typeName = 'Edm.Int16';
$odataProperty->value = 56;
$propCont = new ODataPropertyContent();
$propCont->odataProperty = array($odataProperty);
$propCont->isTopLevel = true;
$odataPropertyContent = $propCont;
$oWriter = new ODataWriter('http://localhost/NorthWind.svc', true, 'json');
$result = $oWriter->writeRequest($odataPropertyContent);
//decoding the json string to test
$resultObj = json_decode($result);
$expectedResult = '{
"d" : {
"results": {
"Count": 56
}
}
}';
$expectedResultObj = json_decode($expectedResult);
$this->assertEquals($resultObj, $expectedResultObj);
}
/**
* test for write top level Bag of Primitive Property.
*/
public function testPrimitiveBagProperty()
{
$odataProperty = new ODataProperty();
$odataBag = new ODataBagContent();
$odataProperty->name = 'Emails';
$odataProperty->typeName = 'Bag(edm.String)';
$odataProperty->value = $odataBag;
$odataBag->propertyContents = array("*****@*****.**", "*****@*****.**", "*****@*****.**", "*****@*****.**");
$propCont = new ODataPropertyContent();
$propCont->odataProperty = array($odataProperty);
$propCont->isTopLevel = true;
$odataPropertyContent = $propCont;
$oWriter = new ODataWriter('http://localhost/NorthWind.svc', true, 'atom');
$result = $oWriter->writeRequest($odataPropertyContent);
$expected = '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<d:Emails m:type="Bag(edm.String)" xmlns="http://schemas.microsoft.com/ado/2007/08/dataservices/metadata"
xmlns:d="http://schemas.microsoft.com/ado/2007/08/dataservices"
xmlns:m="http://schemas.microsoft.com/ado/2007/08/dataservices/metadata">
<d:element>yash_kothari@persistent.co.in</d:element>
<d:element>v-yashk@microsoft.com</d:element>
<d:element>yash2712@gmail.com</d:element>
<d:element>y2k2712@yahoo.com</d:element>
</d:Emails>';
//$this->assertXmlStringEqualsXmlString($result, $expected);
}