private void PrepareDataResponse()
{
DataServiceVersion = "2.0;";
string entityName;
var path = new PathParser(_path).Parse();
if (path.Members.Count > 2)
{
throw new ODataException(ErrorMessages.PathParser_InvalidPath);
}
entityName = Inflector.Singularize(path.Members[path.Members.Count - 1].Name);
IEnumerable entities;
object parentEntity = null;
string parentEntityName = Inflector.Singularize(path.Members[0].Name);
if (path.Members[0].IdExpression != null)
{
object parentId = path.Members[0].IdExpression.Value;
parentEntity = _session.Load(parentEntityName, parentId);
}
if (parentEntity != null && path.Members.Count == 1)
{
entities = new[] { parentEntity };
}
else
{
var criteria =
String.IsNullOrEmpty(_queryString)
? _session.CreateCriteria(entityName)
: _session.ODataQuery(entityName, _queryString);
if (path.Members.Count == 2)
{
if (parentEntity == null || path.Members[1].IdExpression != null)
{
throw new ODataException(ErrorMessages.PathParser_InvalidPath);
}
var parentPersister = _service.GetPersister(parentEntityName);
var property = GetProperty(parentPersister, path.Members[1].Name);
var collectionType = property.Type as CollectionType;
var manyToOneType = property.Type as ManyToOneType;
if (collectionType != null)
{
criteria.Add(Restrictions.Eq(parentEntityName, parentEntity));
}
else if (manyToOneType != null)
{
/**
* 01.06.2020: EntityMode.Poco removed; method GetPropertyValue supports only one parameter
*/
var childEntity = parentPersister.GetPropertyValue(parentEntity, property.Name /*, EntityMode.Poco*/);
var childPersister = _service.GetPersister(property.Type.ReturnedClass);
/**
* 01.06.2020: EntityMode.Poco removed; method GetIdentifier supports only one parameter
*/
object idValue = childPersister.GetIdentifier(childEntity /*, EntityMode.Poco*/);
criteria.Add(Restrictions.Eq(childPersister.IdentifierPropertyName, idValue));
}
else
{
throw new ODataException(String.Format(ErrorMessages.ODataRequest_PropertyNotARelationship, path.Members[1].Name, parentPersister.EntityType.ReturnedClass.Name));
}
}
entities = criteria.List();
}
var feedElement = new XElement(
ODataService.NsAtom + "feed",
new XAttribute(XNamespace.Xml + "base", _service.ServiceNamespace),
new XAttribute(XNamespace.Xmlns + "d", ODataService.NsDataServices),
new XAttribute(XNamespace.Xmlns + "m", ODataService.NsMetadata),
new XAttribute("xmlns", ODataService.NsAtom),
new XElement(
ODataService.NsAtom + "title",
new XAttribute("type", "text"),
_path
),
new XElement(
ODataService.NsAtom + "id",
_service.ServiceNamespace.ToString().TrimEnd('/') + "/" + _path
),
new XElement(
ODataService.NsAtom + "updated",
DateTime.UtcNow.ToString("s") + "Z"
),
new XElement(
ODataService.NsAtom + "link",
new XAttribute("rel", "self"),
new XAttribute("title", _path),
new XAttribute("href", _path)
)
);
var persister = _service.GetPersister(entityName);
foreach (var entity in entities)
{
var propertiesElement = new XElement(
ODataService.NsMetadata + "properties"
);
/**
* 01.06.2020: EntityMode.Poco removed; method GetIdentifier supports only one parameter
*/
string id = Inflector.Pluralize(entityName) + "(" + LiteralUtil.EscapeValue(persister.GetIdentifier(entity /*, EntityMode.Poco*/)) + ")";
var entryElement = new XElement(
ODataService.NsAtom + "entry",
new XElement(
ODataService.NsAtom + "id",
_service.ServiceNamespace.ToString().TrimEnd('/') + "/" + id
),
new XElement(
ODataService.NsAtom + "author",
new XElement(ODataService.NsAtom + "name")
)
);
feedElement.Add(entryElement);
/**
* 01.06.2020: EntityMode.Poco removed; method GetIdentifier supports only one parameter
*/
propertiesElement.Add(AddProperty(persister.IdentifierPropertyName, persister.IdentifierType, persister.GetIdentifier(entity /*, EntityMode.Poco*/)));
/**
* 01.06.2020: EntityMode.Poco removed; method GetPropertyValues supports only one parameter
*/
var values = persister.GetPropertyValues(entity /*, EntityMode.Poco*/);
for (int i = 0; i < values.Length; i++)
{
var propertyType = persister.PropertyTypes[i];
string propertyName = persister.PropertyNames[i];
var collectionType = propertyType as CollectionType;
var manyToOneType = propertyType as ManyToOneType;
if (collectionType != null || manyToOneType != null)
{
entryElement.Add(new XElement(
ODataService.NsAtom + "link",
new XAttribute("rel", ODataService.NsDataServices.ToString().TrimEnd('/') + "/related/" + propertyName),
new XAttribute("type", "application/atom+xml;type=entry"),
new XAttribute("title", propertyName),
new XAttribute("href", id + "/" + propertyName)
));
}
else
{
propertiesElement.Add(AddProperty(propertyName, propertyType, values[i]));
}
}
entryElement.Add(
new XElement(
ODataService.NsAtom + "category",
new XAttribute("term", "SouthWind." + entityName),
new XAttribute("schema", ODataService.NsDataServices)
)
);
entryElement.Add(
new XElement(
ODataService.NsAtom + "content",
new XAttribute("type", "application/xml"),
propertiesElement
)
);
}
Response = new XDocument(feedElement).ToString(SaveOptions.DisableFormatting);
}
private void PrepareDataResponse()
{
DataServiceVersion = "2.0;";
string entityName;
var path = new PathParser(_path).Parse();
if (path.Members.Count > 2)
throw new ODataException(ErrorMessages.PathParser_InvalidPath);
entityName = Inflector.Singularize(path.Members[path.Members.Count - 1].Name);
IEnumerable entities;
object parentEntity = null;
string parentEntityName = Inflector.Singularize(path.Members[0].Name);
if (path.Members[0].IdExpression != null)
{
object parentId = path.Members[0].IdExpression.Value;
parentEntity = _session.Load(parentEntityName, parentId);
}
if (parentEntity != null && path.Members.Count == 1)
{
entities = new[] { parentEntity };
}
else
{
var criteria =
String.IsNullOrEmpty(_queryString)
? _session.CreateCriteria(entityName)
: _session.ODataQuery(entityName, _queryString);
if (path.Members.Count == 2)
{
if (parentEntity == null || path.Members[1].IdExpression != null)
throw new ODataException(ErrorMessages.PathParser_InvalidPath);
var parentPersister = _service.GetPersister(parentEntityName);
var property = GetProperty(parentPersister, path.Members[1].Name);
var collectionType = property.Type as CollectionType;
var manyToOneType = property.Type as ManyToOneType;
if (collectionType != null)
{
criteria.Add(Restrictions.Eq(parentEntityName, parentEntity));
}
else if (manyToOneType != null)
{
var childEntity = parentPersister.GetPropertyValue(parentEntity, property.Name, EntityMode.Poco);
var childPersister = _service.GetPersister(property.Type.ReturnedClass);
object idValue = childPersister.GetIdentifier(childEntity, EntityMode.Poco);
criteria.Add(Restrictions.Eq(childPersister.IdentifierPropertyName, idValue));
}
else
{
throw new ODataException(String.Format(ErrorMessages.ODataRequest_PropertyNotARelationship, path.Members[1].Name, parentPersister.EntityType.ReturnedClass.Name));
}
}
entities = criteria.List();
}
var feedElement = new XElement(
ODataService.NsAtom + "feed",
new XAttribute(XNamespace.Xml + "base", _service.ServiceNamespace),
new XAttribute(XNamespace.Xmlns + "d", ODataService.NsDataServices),
new XAttribute(XNamespace.Xmlns + "m", ODataService.NsMetadata),
new XAttribute("xmlns", ODataService.NsAtom),
new XElement(
ODataService.NsAtom + "title",
new XAttribute("type", "text"),
_path
),
new XElement(
ODataService.NsAtom + "id",
_service.ServiceNamespace.ToString().TrimEnd('/') + "/" + _path
),
new XElement(
ODataService.NsAtom + "updated",
DateTime.UtcNow.ToString("s") + "Z"
),
new XElement(
ODataService.NsAtom + "link",
new XAttribute("rel", "self"),
new XAttribute("title", _path),
new XAttribute("href", _path)
)
);
var persister = _service.GetPersister(entityName);
foreach (var entity in entities)
{
var propertiesElement = new XElement(
ODataService.NsMetadata + "properties"
);
string id = Inflector.Pluralize(entityName) + "(" + LiteralUtil.EscapeValue(persister.GetIdentifier(entity, EntityMode.Poco)) + ")";
var entryElement = new XElement(
ODataService.NsAtom + "entry",
new XElement(
ODataService.NsAtom + "id",
_service.ServiceNamespace.ToString().TrimEnd('/') + "/" + id
),
new XElement(
ODataService.NsAtom + "author",
new XElement(ODataService.NsAtom + "name")
)
);
feedElement.Add(entryElement);
propertiesElement.Add(AddProperty(persister.IdentifierPropertyName, persister.IdentifierType, persister.GetIdentifier(entity, EntityMode.Poco)));
var values = persister.GetPropertyValues(entity, EntityMode.Poco);
for (int i = 0; i < values.Length; i++)
{
var propertyType = persister.PropertyTypes[i];
string propertyName = persister.PropertyNames[i];
var collectionType = propertyType as CollectionType;
var manyToOneType = propertyType as ManyToOneType;
if (collectionType != null || manyToOneType != null)
{
entryElement.Add(new XElement(
ODataService.NsAtom + "link",
new XAttribute("rel", ODataService.NsDataServices.ToString().TrimEnd('/') + "/related/" + propertyName),
new XAttribute("type", "application/atom+xml;type=entry"),
new XAttribute("title", propertyName),
new XAttribute("href", id + "/" + propertyName)
));
}
else
{
propertiesElement.Add(AddProperty(propertyName, propertyType, values[i]));
}
}
entryElement.Add(
new XElement(
ODataService.NsAtom + "category",
new XAttribute("term", "SouthWind." + entityName),
new XAttribute("schema", ODataService.NsDataServices)
)
);
entryElement.Add(
new XElement(
ODataService.NsAtom + "content",
new XAttribute("type", "application/xml"),
propertiesElement
)
);
}
Response = new XDocument(feedElement).ToString(SaveOptions.DisableFormatting);
}
