/// <summary>
/// Converts a W3C PHP object to a corresponding string.
/// </summary>
public static string /*!*/ PhpToString(object arg)
{
// Node* (XPath)
IXmlDomNode node = arg as IXmlDomNode;
if (node != null)
{
return(node.UnderlyingObject.Value);
}
// Node Set (XPath), Result Tree Fragment (XSLT)
DOMNodeList list = arg as DOMNodeList;
if (list != null)
{
if (list.length == 0)
{
return(String.Empty);
}
return(list.item(0).UnderlyingObject.Value);
}
// any other object
return(PHP.Core.Convert.ObjectToString(arg));
}
public object transformToDoc(IXmlDomNode node)
{
XmlDocument doc = new XmlDocument();
doc.PreserveWhitespace = true;
using (MemoryStream stream = new MemoryStream())
{
XmlWriterSettings settings = GetOutputSettings();
if (settings.Encoding is UTF8Encoding)
{
// no BOM in UTF-8 please!
settings = settings.Clone();
settings.Encoding = new UTF8Encoding(false);
}
using (XmlWriter writer = XmlWriter.Create(stream, settings))
{
// transform the document
try
{
TransformToWriter(node.UnderlyingObject, xsltArgumentList, writer);
}
catch (XsltException e)
{
if (e.InnerException != null)
{
// ScriptDiedException etc.
throw e.InnerException;
}
PhpException.Throw(PhpError.Warning, e.Message);
return(false);
}
catch (InvalidOperationException e)
{
PhpException.Throw(PhpError.Warning, e.Message);
return(false);
}
}
stream.Seek(0, SeekOrigin.Begin);
// build the resulting XML document
try
{
doc.Load(stream);
}
catch (XmlException e)
{
PhpException.Throw(PhpError.Warning, e.Message);
return(false);
}
}
return(new DOMDocument(doc));
}
/// <summary>
/// Converts a W3C .NET object to the corresponding W3C PHP object.
/// </summary>
public static object DotNetToPhp(object arg)
{
// Result Tree Fragment (XSLT) / Node (XPath)
XPathNavigator nav = arg as XPathNavigator;
if (nav != null)
{
return(DOMNode.Create(nav.UnderlyingObject as XmlNode));
}
// Node Set (XPath) - XPathNavigator[]
XPathNavigator[] navs = arg as XPathNavigator[];
if (navs != null)
{
PhpArray array = new PhpArray(navs.Length, 0);
for (int i = 0; i < navs.Length; i++)
{
IXmlDomNode node = DOMNode.Create(navs[i].UnderlyingObject as XmlNode);
if (node != null)
{
array.Add(node);
}
}
return(array);
}
// Node Set (XPath) - XPathNodeIterator
XPathNodeIterator iter = arg as XPathNodeIterator;
if (iter != null)
{
PhpArray array = new PhpArray();
foreach (XPathNavigator navigator in iter)
{
IXmlDomNode node = DOMNode.Create(navigator.UnderlyingObject as XmlNode);
if (node != null)
{
array.Add(node);
}
}
return(array);
}
// Number (XPath), Boolean (XPath), String (XPath)
return(arg);
}
internal void AddNode(IXmlDomNode /*!*/ node)
{
Debug.Assert(node != null);
DOMNode domNode = node as DOMNode;
if (domNode != null)
{
map.Add(new MapKey(domNode.namespaceURI, domNode.localName), domNode);
}
else
{
map.Add(new MapKey(node.UnderlyingObject.NamespaceURI, node.UnderlyingObject.LocalName), node);
}
}
public object getElementsByTagNameNS(string namespaceUri, string localName)
{
DOMNodeList list = new DOMNodeList();
foreach (XmlNode node in XmlDocument.GetElementsByTagName(localName, namespaceUri))
{
IXmlDomNode dom_node = DOMNode.Create(node);
if (dom_node != null)
{
list.AppendNode(dom_node);
}
}
return(list);
}
private DOMNodeList IteratorToList(XPathNodeIterator iterator)
{
DOMNodeList list = new DOMNodeList();
while (iterator.MoveNext())
{
IHasXmlNode has_node = iterator.Current as IHasXmlNode;
if (has_node != null)
{
IXmlDomNode node = DOMNode.Create(has_node.GetNode());
if (node != null)
{
list.AppendNode(node);
}
}
}
return(list);
}
/// <summary>
/// Converts a W3C PHP object to the corresponding W3C .NET object.
/// </summary>
public static object /*!*/ PhpToDotNet(object arg)
{
if (arg == null)
{
return(String.Empty);
}
// Node* (XPath)
IXmlDomNode node = arg as IXmlDomNode;
if (node != null)
{
return(node.UnderlyingObject.CreateNavigator());
}
// Node Set (XPath), Result Tree Fragment (XSLT)
DOMNodeList list = arg as DOMNodeList;
if (list != null)
{
XPathNavigator[] navs = new XPathNavigator[list.length];
int i = 0;
foreach (var pair in (IEnumerable <KeyValuePair <object, object> >)list)
{
navs[i++] = ((IXmlDomNode)pair.Value).UnderlyingObject.CreateNavigator();
}
return(navs);
}
// any other object
IPhpVariable var = arg as IPhpVariable;
if (var != null)
{
return(var.ToString());
}
// String (XPath), Boolean (XPath), Number (XPath)
return(arg);
}
public object getElementsByTagName(string name)
{
DOMNodeList list = new DOMNodeList();
if (IsAssociated)
{
// enumerate elements in the default namespace
foreach (XmlNode node in XmlElement.GetElementsByTagName(name))
{
IXmlDomNode dom_node = DOMNode.Create(node);
if (dom_node != null)
{
list.AppendNode(dom_node);
}
}
// enumerate all namespaces
XPathNavigator navigator = XmlElement.CreateNavigator();
XPathNodeIterator iterator = navigator.Select("//namespace::*[not(. = ../../namespace::*)]");
while (iterator.MoveNext())
{
string prefix = iterator.Current.Name;
if (!String.IsNullOrEmpty(prefix) && prefix != "xml")
{
// enumerate elements in this namespace
foreach (XmlNode node in XmlElement.GetElementsByTagName(name, iterator.Current.Value))
{
IXmlDomNode dom_node = DOMNode.Create(node);
if (dom_node != null)
{
list.AppendNode(dom_node);
}
}
}
}
}
return(list);
}
public object transformToDoc(IXmlDomNode node)
{
XmlDocument doc = new XmlDocument();
doc.PreserveWhitespace = true;
using (MemoryStream stream = new MemoryStream())
{
XmlWriterSettings settings = GetOutputSettings();
if (settings.Encoding is UTF8Encoding)
{
// no BOM in UTF-8 please!
settings = settings.Clone();
settings.Encoding = new UTF8Encoding(false);
}
using (XmlWriter writer = XmlWriter.Create(stream, settings))
{
// transform the document
try
{
TransformToWriter(node.UnderlyingObject, xsltArgumentList, writer);
}
catch (XsltException e)
{
if (e.InnerException != null)
{
// ScriptDiedException etc.
throw e.InnerException;
}
PhpException.Throw(PhpError.Warning, e.Message);
return false;
}
catch (InvalidOperationException e)
{
PhpException.Throw(PhpError.Warning, e.Message);
return false;
}
}
stream.Seek(0, SeekOrigin.Begin);
// build the resulting XML document
try
{
doc.Load(stream);
}
catch (XmlException e)
{
PhpException.Throw(PhpError.Warning, e.Message);
return false;
}
}
return new DOMDocument(doc);
}
internal void AppendNode(IXmlDomNode /*!*/ node)
{
Debug.Assert(node != null);
list.Add(node);
}
