private void DocumentFunction(XmlElement functionElement, NAntXsltUtilities utilities)
{
if (functionElement == null)
{
throw new ArgumentNullException("functionElement");
}
string methodID = functionElement.GetAttribute("id");
string filename = utilities.GetFileNameForFunction(functionElement, false);
XsltArgumentList arguments = CreateXsltArgumentList();
arguments.AddParam("method-id", string.Empty, methodID);
arguments.AddParam("refType", string.Empty, "Function");
arguments.AddParam("functionName", string.Empty, functionElement.GetAttribute("name"));
// add extension object to Xslt arguments
arguments.AddExtensionObject("urn:NAntUtil", utilities);
// document parameter types
foreach (XmlAttribute paramTypeAttribute in functionElement.SelectNodes("parameter/@type"))
{
string paramType = "T:" + paramTypeAttribute.Value;
XmlNode typeNode = utilities.GetTypeNodeByID(paramType);
if (typeNode != null)
{
ElementDocType paramDocType = utilities.GetElementDocType(typeNode);
if (paramDocType != ElementDocType.None)
{
DocumentType(typeNode, paramDocType, utilities);
}
}
}
// document return type
XmlAttribute returnTypeAttribute = functionElement.Attributes["returnType"];
if (returnTypeAttribute != null)
{
string returnType = "T:" + returnTypeAttribute.Value;
XmlNode returnTypeNode = utilities.GetTypeNodeByID(returnType);
if (returnTypeNode != null)
{
ElementDocType returnDocType = utilities.GetElementDocType(returnTypeNode);
if (returnDocType != ElementDocType.None)
{
DocumentType(returnTypeNode, returnDocType, utilities);
}
}
}
// create the page
TransformAndWriteResult(_xsltFunctionDoc, arguments, filename);
}
private void DocumentType(XmlNode typeNode, ElementDocType docType, NAntXsltUtilities utilities)
{
if (typeNode == null) {
throw new ArgumentNullException("typeNode");
}
if (docType == ElementDocType.None || docType == ElementDocType.FunctionSet) {
// we don't need to document this type
return;
}
string classID = typeNode.Attributes["id"].Value;
if (!classID.Substring(2).StartsWith(NamespaceFilter)) {
// we don't need to types in this namespace
return;
}
string filename = utilities.GetFileNameForType(typeNode, false);
if (filename == null) {
// we should never get here, but just in case ...
return;
}
if (_writtenFiles.ContainsValue(classID)) {
return;
} else {
_writtenFiles.Add(filename, classID);
}
// create arguments for nant task page transform (valid args are class-id, refType, imagePath, relPathAdjust)
XsltArgumentList arguments = CreateXsltArgumentList();
arguments.AddParam("class-id", String.Empty, classID);
string refTypeString;
switch (docType) {
case ElementDocType.DataTypeElement:
refTypeString = "Type";
break;
case ElementDocType.Element:
refTypeString = "Element";
break;
case ElementDocType.Task:
refTypeString = "Task";
break;
case ElementDocType.Enum:
refTypeString = "Enum";
break;
case ElementDocType.Filter:
refTypeString = "Filter";
break;
default:
refTypeString = "Other?";
break;
}
arguments.AddParam("refType", string.Empty, refTypeString);
// add extension object to Xslt arguments
arguments.AddExtensionObject("urn:NAntUtil", utilities);
// Process all sub-elements and generate docs for them. :)
// Just look for properties with attributes to narrow down the foreach loop.
// (This is a restriction of NAnt.Core.Attributes.BuildElementAttribute)
foreach (XmlNode propertyNode in typeNode.SelectNodes("property[attribute]")) {
//get the xml element
string elementName = utilities.GetElementNameForProperty(propertyNode);
if (elementName != null) {
// try to get attribute info if it is an array/collection.
// strip the array brakets "[]" to get the type
string elementType = "T:" + propertyNode.Attributes["type"].Value.Replace("[]","");
// check whether property is an element array
XmlNode nestedElementNode = propertyNode.SelectSingleNode("attribute[@name='" + typeof(BuildElementArrayAttribute).FullName + "']");
if (nestedElementNode == null) {
// check whether property is an element collection
nestedElementNode = propertyNode.SelectSingleNode("attribute[@name='" + typeof(BuildElementCollectionAttribute).FullName + "']");
}
// if property is either array or collection type element
if (nestedElementNode != null) {
// select the item type in the collection
XmlAttribute elementTypeAttribute = _xmlDocumentation.SelectSingleNode("//class[@id='" + elementType + "']/method[@name='Add']/parameter/@type") as XmlAttribute;
if (elementTypeAttribute != null) {
// get type of collection elements
elementType = "T:" + elementTypeAttribute.Value;
}
// if it contains a ElementType attribute then it is an array or collection
// if it is a collection, then we care about the child type.
XmlNode explicitElementType = propertyNode.SelectSingleNode("attribute/property[@ElementType]");
if (explicitElementType != null) {
// ndoc is inconsistent about how classes are named.
elementType = explicitElementType.Attributes["value"].Value.Replace("+",".");
}
}
XmlNode elementTypeNode = utilities.GetTypeNodeByID(elementType);
if (elementTypeNode != null) {
ElementDocType elementDocType = utilities.GetElementDocType(elementTypeNode);
if (elementDocType != ElementDocType.None) {
DocumentType(elementTypeNode, elementDocType,
utilities);
}
}
}
}
// create the page
TransformAndWriteResult(_xsltTypeDoc, arguments, filename);
}
private void DocumentType(XmlNode typeNode, ElementDocType docType, NAntXsltUtilities utilities)
{
if (typeNode == null)
{
throw new ArgumentNullException("typeNode");
}
if (docType == ElementDocType.None || docType == ElementDocType.FunctionSet)
{
// we don't need to document this type
return;
}
string classID = typeNode.Attributes["id"].Value;
if (!classID.Substring(2).StartsWith(NamespaceFilter))
{
// we don't need to types in this namespace
return;
}
string filename = utilities.GetFileNameForType(typeNode);
if (filename == null)
{
// we should never get here, but just in case ...
return;
}
if (_writtenFiles.ContainsValue(classID))
{
return;
}
else
{
_writtenFiles.Add(filename, classID);
}
// create arguments for nant task page transform (valid args are class-id, refType, imagePath, relPathAdjust)
XsltArgumentList arguments = CreateXsltArgumentList();
arguments.AddParam("class-id", String.Empty, classID);
string refTypeString;
switch (docType)
{
case ElementDocType.DataTypeElement:
refTypeString = "Type";
break;
case ElementDocType.Element:
refTypeString = "Element";
break;
case ElementDocType.Task:
refTypeString = "Task";
break;
case ElementDocType.Enum:
refTypeString = "Enum";
break;
case ElementDocType.Filter:
refTypeString = "Filter";
break;
default:
refTypeString = "Other?";
break;
}
arguments.AddParam("refType", string.Empty, refTypeString);
// add extension object to Xslt arguments
arguments.AddExtensionObject("urn:NAntUtil", utilities);
// Process all sub-elements and generate docs for them. :)
// Just look for properties with attributes to narrow down the foreach loop.
// (This is a restriction of NAnt.Core.Attributes.BuildElementAttribute)
foreach (XmlNode propertyNode in typeNode.SelectNodes("property[attribute]"))
{
//get the xml element
string elementName = utilities.GetElementNameForProperty(propertyNode);
if (elementName != null)
{
// try to get attribute info if it is an array/collection.
// strip the array brakets "[]" to get the type
string elementType = "T:" + propertyNode.Attributes["type"].Value.Replace("[]", "");
// check whether property is an element array
XmlNode nestedElementNode = propertyNode.SelectSingleNode("attribute[@name='" + typeof(BuildElementArrayAttribute).FullName + "']");
if (nestedElementNode == null)
{
// check whether property is an element collection
nestedElementNode = propertyNode.SelectSingleNode("attribute[@name='" + typeof(BuildElementCollectionAttribute).FullName + "']");
}
// if property is either array or collection type element
if (nestedElementNode != null)
{
// select the item type in the collection
XmlAttribute elementTypeAttribute = _xmlDocumentation.SelectSingleNode("//class[@id='" + elementType + "']/method[@name='Add']/parameter/@type") as XmlAttribute;
if (elementTypeAttribute != null)
{
// get type of collection elements
elementType = "T:" + elementTypeAttribute.Value;
}
// if it contains a ElementType attribute then it is an array or collection
// if it is a collection, then we care about the child type.
XmlNode explicitElementType = propertyNode.SelectSingleNode("attribute/property[@ElementType]");
if (explicitElementType != null)
{
// ndoc is inconsistent about how classes are named.
elementType = explicitElementType.Attributes["value"].Value.Replace("+", ".");
}
}
XmlNode elementTypeNode = utilities.GetTypeNodeByID(elementType);
if (elementTypeNode != null)
{
ElementDocType elementDocType = utilities.GetElementDocType(elementTypeNode);
if (elementDocType != ElementDocType.None)
{
DocumentType(elementTypeNode, elementDocType,
utilities);
}
}
}
}
// create the page
TransformAndWriteResult(_xsltTypeDoc, arguments, filename);
}
/// <summary>
/// Builds the documentation.
/// </summary>
public override void Build(NDoc.Core.Project project)
{
int buildStepProgress = 0;
OnDocBuildingStep(buildStepProgress, "Initializing...");
_resourceDirectory = Path.Combine(Path.Combine(Environment.GetFolderPath(
Environment.SpecialFolder.ApplicationData), "NDoc"), "NAnt");
// get assembly in which documenter is defined
Assembly assembly = this.GetType().Module.Assembly;
// write xslt files to resource directory
EmbeddedResources.WriteEmbeddedResources(assembly, "Documenter.xslt",
Path.Combine(_resourceDirectory, "xslt"));
// create the html output directories
try {
Directory.CreateDirectory(OutputDirectory);
Directory.CreateDirectory(Path.Combine(OutputDirectory, "elements"));
Directory.CreateDirectory(Path.Combine(OutputDirectory, "functions"));
Directory.CreateDirectory(Path.Combine(OutputDirectory, "types"));
Directory.CreateDirectory(Path.Combine(OutputDirectory, "tasks"));
Directory.CreateDirectory(Path.Combine(OutputDirectory, "enums"));
Directory.CreateDirectory(Path.Combine(OutputDirectory, "filters"));
} catch (Exception ex) {
throw new DocumenterException("The output directories could not"
+ " be created.", ex);
}
buildStepProgress += 10;
OnDocBuildingStep(buildStepProgress, "Merging XML documentation...");
// load the stylesheets that will convert the master xml into html pages
MakeTransforms();
// will hold the file name containing the NDoc generated XML
string tempFile = null;
try {
// determine temporary file name
tempFile = Path.GetTempFileName();
// create the master XML document
MakeXmlFile(project, tempFile);
// create a xml document that will be transformed using xslt
using (FileStream fs = new FileStream(tempFile, FileMode.Open, FileAccess.Read, FileShare.Read)) {
_xmlDocumentation = new XmlDocument();
_xmlDocumentation.Load(fs);
}
} finally {
// ensure temporary file is removed
if (tempFile != null)
{
File.Delete(tempFile);
}
}
// build the file mapping
buildStepProgress += 15;
OnDocBuildingStep(buildStepProgress, "Building mapping...");
// create arguments for nant index page transform
XsltArgumentList indexArguments = CreateXsltArgumentList();
// add extension object for NAnt utilities
NAntXsltUtilities indexUtilities = NAntXsltUtilities.CreateInstance(
_xmlDocumentation, (NAntDocumenterConfig)Config);
// add extension object to Xslt arguments
indexArguments.AddExtensionObject("urn:NAntUtil", indexUtilities);
buildStepProgress += 15;
OnDocBuildingStep(buildStepProgress, "Creating Task Index Page...");
// transform nant task index page transform
TransformAndWriteResult(_xsltTaskIndex, indexArguments, "tasks/index.html");
buildStepProgress += 10;
OnDocBuildingStep(buildStepProgress, "Creating Type Index Page...");
// transform nant type index page transform
TransformAndWriteResult(_xsltTypeIndex, indexArguments, "types/index.html");
buildStepProgress += 10;
OnDocBuildingStep(buildStepProgress, "Creating Filter Index Page...");
// transform nant type index page transform
TransformAndWriteResult(_xsltFilterIndex, indexArguments, "filters/index.html");
OnDocBuildingStep(buildStepProgress, "Creating Function Index Page...");
// transform nant function index page transform
TransformAndWriteResult(_xsltFunctionIndex, indexArguments, "functions/index.html");
buildStepProgress += 10;
OnDocBuildingStep(buildStepProgress, "Generating Task Documents...");
// generate a page for each marked task
XmlNodeList typeNodes = _xmlDocumentation.SelectNodes("//class[starts-with(substring(@id, 3, string-length(@id) - 2), '" + NamespaceFilter + "')]");
foreach (XmlNode typeNode in typeNodes)
{
ElementDocType elementDocType = indexUtilities.GetElementDocType(typeNode);
DocumentType(typeNode, elementDocType, indexUtilities);
}
OnDocBuildingStep(buildStepProgress, "Generating Function Documents...");
// generate a page for each function - TODO - change the XPath expression to select more functions
XmlNodeList functionNodes = _xmlDocumentation.SelectNodes("//method[attribute/@name = 'NAnt.Core.Attributes.FunctionAttribute' and ancestor::class[starts-with(substring(@id, 3, string-length(@id) - 2), '" + NamespaceFilter + "')]]");
foreach (XmlElement function in functionNodes)
{
DocumentFunction(function, indexUtilities);
}
OnDocBuildingStep(100, "Complete");
}