/// <summary>
/// Creates binding for $ref scenario
/// </summary>
/// <param name="associationResourceInstance"></param>
/// <returns></returns>
private void CreateLinkPayload(AssociationResourceInstance associationResourceInstance, XmlElement parentNode)
{
XmlElement bindElement;
bindElement = this.CreateDataWebMetadataElement("ref");
if (associationResourceInstance.Operation == AssociationOperation.Add)
{
bindElement.InnerText = CreateCanonicalUri(associationResourceInstance.ResourceInstanceKey);
}
else
{
XmlAttribute nullAttribute = CreateDataWebMetadataAttribute("null");
nullAttribute.Value = "true";
bindElement.Attributes.Append(nullAttribute);
}
if (parentNode == null)
{
document.AppendChild(bindElement);
}
else
{
parentNode.AppendChild(bindElement);
}
}
private void CreateBinding(AssociationResourceInstance keyedResourceInstance, XmlNode parentNode)
{
XmlElement entryElement = CreateBasicEntryElement(keyedResourceInstance, parentNode);
XmlElement idNode = CreateIdElement(keyedResourceInstance);
entryElement.AppendChild(idNode);
}
protected void Visit(ExpNode caller, ExpNode node, XmlElement parentNode)
{
nodeStack.Push(node);
if (node == null)
{
throw new ArgumentNullException("node");
}
if (node is KeyedResourceInstance && (!(node is AssociationResourceInstance)))
{
KeyedResourceInstance e = (KeyedResourceInstance)node;
CreateEntryElement(e, parentNode);
}
else if (node is AssociationResourceInstance)
{
AssociationResourceInstance e = (AssociationResourceInstance)node;
if (caller == null)
{
CreateLinkPayload(e, parentNode);
}
else
{
CreateBinding(e, parentNode);
}
}
//Below are two special cases
else if (caller == null && node is ResourceInstanceSimpleProperty)
{
this.VisitResourceInstanceSimpleProperty(node as ResourceInstanceSimpleProperty, parentNode);
}
else if (caller == null && node is ResourceInstanceComplexProperty)
{
this.VisitResourceInstanceComplexProperty(node as ResourceInstanceComplexProperty, parentNode);
}
else if (caller == null && node is ResourceInstanceNavRefProperty)
{
ResourceInstanceNavRefProperty navRef = node as ResourceInstanceNavRefProperty;
AssociationResourceInstance associationResourceInstance = navRef.TreeNode as AssociationResourceInstance;
if (associationResourceInstance != null && associationResourceInstance.Operation == AssociationOperation.Remove)
{
this.CreateUnBinding(parentNode);
}
else
{
throw new Exception("Unknown node type:" + navRef.TreeNode.GetType());
}
}
else if (caller == null && node is ResourceInstanceCollection)
{
ResourceInstanceCollection collection = node as ResourceInstanceCollection;
CreateLinksElement(collection, null);
}
else
{
throw new Exception("Unknown node type: " + node.GetType());
}
nodeStack.Pop();
}
private void CreateLinksElement(ResourceInstanceCollection collection, XmlElement parentNode)
{
XmlElement linksElement = this.CreateDataWebMetadataElement("links");
if (collection.NodeList.Count == 0)
{
Console.WriteLine("got here");
}
foreach (ResourceBodyTree tree in collection.NodeList)
{
AssociationResourceInstance associationResourceInstance = tree as AssociationResourceInstance;
if (associationResourceInstance == null)
{
throw new Microsoft.Test.ModuleCore.TestFailedException("Tree should only be Associations, assuming this tree is doing a bind");
}
this.CreateLinkPayload(associationResourceInstance, linksElement);
}
if (parentNode == null)
{
document.AppendChild(linksElement);
}
}
public void VisitResourceNavigationRefProperty(ResourceInstanceNavProperty navProperty, ResourceBodyTree treeNode, XmlElement parentNode)
{
string type = "";
string hrefKey = null;
XmlElement inlineElement = null;
if (treeNode is AssociationResourceInstance)
{
AssociationResourceInstance instance = treeNode as AssociationResourceInstance;
hrefKey = CreateCanonicalUri(instance.ResourceInstanceKey).Replace(Workspace.ServiceUri + @"\", "");
}
else
{
inlineElement = CreateDataWebMetadataElement("inline");
if (navProperty is ResourceInstanceNavColProperty)
{
XmlElement feedNode = CreateAtomElement("feed");
this.Visit(navProperty, treeNode, feedNode);
inlineElement.AppendChild(feedNode);
type = "feed";
}
else
{
this.Visit(navProperty, treeNode, inlineElement);
type = "entry";
}
}
XmlElement linkElement = CreateAtomLinkElement(navProperty, parentNode, hrefKey);
XmlAttribute typeAttribute = CreateAtomAttribute("type");
typeAttribute.Value = "application/atom+xml;type=" + type;
linkElement.Attributes.Append(typeAttribute);
if (inlineElement != null)
{
linkElement.AppendChild(inlineElement);
}
parentNode.AppendChild(linkElement);
}
protected virtual string Visit(ExpNode caller, ExpNode node)
{
if (node == null)
{
throw new ArgumentNullException("node");
}
if (node is KeyedResourceInstance && (!(node is AssociationResourceInstance)))
{
KeyedResourceInstance e = (KeyedResourceInstance)node;
_resourceType = this.GetResourceType(e);
_typeStack.Push(_resourceType);
string properties = null;
if (this.RequestVerb == RequestVerb.Post &&
e.ResourceInstanceKey != null)
{
foreach (ResourceInstanceProperty resourceProperty in e.ResourceInstanceKey.KeyProperties)
{
if (properties != null)
{
properties += "," + this.Visit(e, resourceProperty);
}
else
{
properties = this.Visit(e, resourceProperty);
}
}
}
foreach (ResourceInstanceProperty resourceProperty in e.Properties)
{
if (properties != null)
{
properties += "," + this.Visit(e, resourceProperty);
}
else
{
properties = this.Visit(e, resourceProperty);
}
}
_resourceType = _typeStack.Pop();
string typeAttribute = null;
//if( Workspace.DataLayerProviderKind == DataLayerProviderKind.NonClr )
// typeAttribute = String.Format("type:\"{0}\" ", e.ResourceTypeName);
//else
typeAttribute = String.Format("type:\"{0}.{1}\" ", this.Workspace.ContextNamespace, e.TypeName);
string uriAttribute = null;
string metadataString = null;
if (e.ResourceInstanceKey != null && this.RequestVerb != RequestVerb.Post)
{
uriAttribute = String.Format("uri:\"{0}\"", CreateCanonicalUri(e.ResourceInstanceKey));
}
if (uriAttribute != null)
{
if (e.IncludeTypeMetadataHint)
{
metadataString = String.Format("__metadata: {{ {0}, {1}}}", typeAttribute, uriAttribute);
}
else
{
metadataString = String.Format("__metadata: {{ {0} }}", uriAttribute);
}
}
else
{
if (e.IncludeTypeMetadataHint)
{
metadataString = String.Format("__metadata: {{ {0} }}", typeAttribute);
}
}
//if (uriAttribute != null && e.IncludeTypeMetadataHint)
// metadataString = String.Format("__metadata: {{ {0}, {1}}}", typeAttribute, uriAttribute);
//else if (e.IncludeTypeMetadataHint && uriAttribute == null)
// metadataString = String.Format("__metadata: {{ {0} }}", typeAttribute);
string payload = null;
if (properties == null)
{
payload = ApplyErrors(node, String.Format("{{{0}}}", metadataString));
}
else
if (metadataString != null)
{
payload = ApplyErrors(node, String.Format("{{{0}, {1}}}", metadataString, properties));
}
else
{
payload = ApplyErrors(node, String.Format("{{{0}}}", properties));
}
return(payload);
}
else if (node is AssociationResourceInstance)
{
AssociationResourceInstance e = (AssociationResourceInstance)node;
if (e.Operation == AssociationOperation.Add)
{
string uri = CreateCanonicalUri(e.ResourceInstanceKey);
string payload = null;
if (caller == null)
{
payload = "{ uri:\"" + uri + "\"}";
}
else if (e.IncludeTypeInBind)
{
payload = String.Format("__metadata: {{ uri:\"{0}\", type:\"{1}.{2}\"}}", uri, this.Workspace.ContextNamespace, e.ResourceInstanceKey.ResourceTypeName);
}
else
{
payload = String.Format("__metadata: {{ uri:\"{0}\"}}", uri);
}
return(ApplyErrors(node, payload));
}
else
{
string navString = null;
if (caller != null)
{
navString = e.Name + ": null";
}
else
{
navString = "{ uri: null }";
}
return(ApplyErrors(node, navString));
}
}
/*
* else if (node is ResourceInstanceKey)
* {
* ResourceInstanceKey e = (ResourceInstanceKey)node;
* if (RequestVerb == RequestVerb.Post)
* {
* string payload = String.Format("__metadata: {{ type:\"{0}.{1}\" }}", this.Workspace.ContextNamespace, e.ResourceTypeName);
* if (e.KeyProperties != null)
* {
* foreach (ResourceInstanceProperty resourceProperty in e.KeyProperties)
* {
* payload += String.Format(", {0}", this.Visit(e, resourceProperty));
* }
* }
* return ApplyErrors(node, payload);
* }
* else if (RequestVerb == RequestVerb.Put)
* {
* string keyValues = WriteCommaDelimitedKeyValues(e);
*
* string payloadUri = String.Format("/{0}({1})", e.ResourceSetName, keyValues);
* return ApplyErrors(node, String.Format("__metadata: {{uri:\"{0}\" }}", payloadUri));
* }
* throw new ArgumentException("Request Verb is incorrect can't build an update payload:" + this.RequestVerb.ToString());
* }*/
else if (node is ResourceInstanceSimpleProperty)
{
ResourceInstanceSimpleProperty e = (ResourceInstanceSimpleProperty)node;
Type clrType = e.ClrType;
object val = e.PropertyValue;
if (val != null)
{
clrType = val.GetType();
}
if (e.CreateDollarValue)
{
if (val == null)
{
return(null);
}
else if (clrType == typeof(byte[]))
{
return((new System.Text.UTF8Encoding()).GetString((byte[])val));
}
else
{
return(AstoriaUnitTests.Data.TypeData.XmlValueFromObject(val));
}
}
string jsonStringValue;
if (clrType == typeof(DateTime) && val is DateTime)
{
if (e.UseTickCountForJsonDateTime)
{
jsonStringValue = "'" + JsonPrimitiveTypesUtil.GetJsonDateTimeStringValue((DateTime)val) + "'";
}
else
{
jsonStringValue = JsonPrimitiveTypesUtil.DateTimeToString(val);
}
}
else
{
jsonStringValue = JsonPrimitiveTypesUtil.PrimitiveToString(val, clrType);
if (clrType == typeof(double) || clrType == typeof(float))
{
// PrimitiveToString will lose the trailing .0 if its a whole number
long temp;
if (long.TryParse(jsonStringValue, out temp))
{
jsonStringValue += ".0";
}
}
}
if (caller == null)
{
return("{" + ApplyErrors(node, String.Format("{0}: {1}", e.Name, jsonStringValue)) + "}");
}
else
{
return(ApplyErrors(node, String.Format("{0}: {1}", e.Name, jsonStringValue)));
}
}
else if (node is ResourceInstanceComplexProperty)
{
ResourceInstanceComplexProperty e = (ResourceInstanceComplexProperty)node;
string properties = null;
if (e.IncludeTypeMetadataHint)
{
properties += String.Format("__metadata: {{ type:\"{0}.{1}\" }}", this.Workspace.ContextNamespace, e.TypeName);
}
foreach (ResourceInstanceProperty resourceProperty in e.ComplexResourceInstance.Properties)
{
if (string.IsNullOrEmpty(properties))
{
properties += this.Visit(e, resourceProperty);
}
else
{
properties += "," + this.Visit(e, resourceProperty);
}
}
string results = null;
if (caller == null)
{
results = "{" + e.Name + ": {" + properties + "}" + "}";
}
else
{
results = e.Name + ": {" + properties + "}";
}
return(ApplyErrors(node, results));
}
else if (node is ResourceInstanceNavRefProperty)
{
ResourceInstanceNavRefProperty e = (ResourceInstanceNavRefProperty)node;
AssociationResourceInstance associationResourceInstance = e.TreeNode as AssociationResourceInstance;
string navString = null;
if ((associationResourceInstance != null && associationResourceInstance.Operation != AssociationOperation.Remove))
{
navString = e.Name + ": {";
navString += this.Visit(e, e.TreeNode);
navString += "}";
}
else if (associationResourceInstance != null && associationResourceInstance.Operation == AssociationOperation.Remove)
{
if (caller != null)
{
navString = e.Name + ": null";
}
else
{
navString = "null";
}
}
else
{
navString = e.Name + ": ";
navString += this.Visit(e, e.TreeNode);
}
return(ApplyErrors(node, navString));
}
else if (node is ResourceInstanceNavColProperty)
{
ResourceInstanceNavColProperty e = (ResourceInstanceNavColProperty)node;
//string navString = String.Format("{0}: {", e.Name);
string navString = e.Name + ": [";
foreach (NamedNode namedNode in e.Collection.NodeList)
{
if (!(namedNode is AssociationResourceInstance))
{
navString += this.Visit(e, namedNode) + ",";
}
else
{
navString += "{" + this.Visit(e, namedNode) + "},";
}
}
navString = navString.TrimEnd(',');
navString += "]";
return(ApplyErrors(node, navString));
}
else
{
throw new Exception("Unknown node type: " + node.GetType());
}
}
