public XPathContext(XPathContext parent)
: base((NameTable)parent.NameTable)
{
this.parent = parent;
Arguments = new XsltArgumentList();
functions = new Dictionary <string, Func <IXsltContextFunction> >();
}
public XPathContext(XPathContext parent)
: base((NameTable)parent.NameTable)
{
this.parent = parent;
Arguments = new XsltArgumentList();
functions = new Dictionary<string, Func<IXsltContextFunction>>();
}
public XPathResult(PropertyDescriptor property, object result, XPathContext context, object matchingBehavior, Func <XPathNavigator> create)
{
Result = result;
Property = property;
Type = (property != null) ? Property.PropertyType : null;
Context = context;
this.create = create;
this.matchingBehavior = matchingBehavior;
CanWrite = (create != null || result is XPathNavigator);
}
protected XPathAdapter(XPathNavigator source, XPathAdapter parent)
{
Parent = parent;
Context = parent.Context.CreateChild(null);
root = source.Clone();
}
protected XPathAdapter(Func<XPathNavigator> createSource, XPathAdapter parent)
{
Parent = parent;
Context = parent.Context.CreateChild(null);
createRoot = createSource;
}
public XPathContext(XPathContext parent) : this((NameTable)parent.NameTable)
{
this.parent = parent;
}
public XPathAdapter(IXPathNavigable source)
{
Source = source;
Context = new XPathContext();
root = source.CreateNavigator();
}
public XPathResult(PropertyDescriptor property, object result,
XPathContext context, object matchingBehavior)
: this(property, result, context, matchingBehavior, null)
{
}
public XPathResult(Type type, object result, XPathContext context, object matchingBehavior)
: this(null, result, context, matchingBehavior, null)
{
Type = type;
}
protected XPathAdapter(XPathNavigator source, XPathAdapter parent)
{
this.parent = parent;
context = parent.context.CreateChild();
root = source.Clone();
}
public XPathContext(XPathContext parent)
: base((NameTable)parent.NameTable)
{
this.parent = parent;
Arguments = new XsltArgumentList();
}
protected XPathAdapter(Func <XPathNavigator> createSource, XPathAdapter parent)
{
Parent = parent;
Context = parent.Context.CreateChild(null);
createRoot = createSource;
}
void IDictionaryInitializer.Initialize(IDictionaryAdapter dictionaryAdapter, object[] behaviors)
{
var meta = dictionaryAdapter.Meta;
if (meta.MetaInitializers.OfType<XPathBehavior>().FirstOrDefault() == null)
{
throw new InvalidOperationException(string.Format(
"Interface {0} requested xpath support, but was not configured properly. " +
"Did you forget to add an XPathBehavior?", meta.Type.FullName));
}
var xmlMeta = dictionaryAdapter.GetXmlMeta();
if (dictionaryAdapter.This.CreateStrategy == null)
{
dictionaryAdapter.This.CreateStrategy = this;
dictionaryAdapter.This.AddCopyStrategy(this);
}
if (rootXmlMeta == null)
{
rootXmlMeta = xmlMeta;
Context.ApplyBehaviors(rootXmlMeta, behaviors);
if (Parent == null)
{
foreach (var behavior in behaviors)
{
if (behavior is XPathAttribute)
{
var attrib = (XPathAttribute)behavior;
var compiledExpression = attrib.CompiledExpression;
if (MoveOffRoot(root, XPathNodeType.Element) == false || Context.Matches(compiledExpression, root))
{
break;
}
var navigator = Context.SelectSingleNode(compiledExpression, root);
if (navigator != null)
{
root = navigator;
break;
}
}
}
MoveOffRoot(root, XPathNodeType.Element);
}
}
else
{
if (overlays == null)
overlays = new Dictionary<Type, XPathContext>();
XPathContext overlay;
if (overlays.TryGetValue(meta.Type, out overlay) == false)
{
overlay = new XPathContext().ApplyBehaviors(xmlMeta, behaviors);
overlays.Add(meta.Type, overlay);
}
}
}
protected XPathAdapter(XPathNavigator source, XPathAdapter parent)
{
Parent = parent;
Context = parent.Context.CreateChild(null);
root = source.Clone();
}
public XPathAdapter(IXPathNavigable source)
{
Source = source;
Context = new XPathContext();
root = source.CreateNavigator();
}
public XPathContext(XPathContext parent)
: base((NameTable)parent.NameTable)
{
this.parent = parent;
Arguments = new XsltArgumentList();
}
public XPathSemantics(XPathContext xpathContext)
{
this.xpathContext = xpathContext;
}
protected XPathAdapter(Func<XPathNavigator> createSource, XPathAdapter parent)
{
this.parent = parent;
context = parent.context.CreateChild();
createRoot = createSource;
}
public XPathSemantics(XPathContext xpathContext)
{
this.xpathContext = xpathContext;
}
void IDictionaryInitializer.Initialize(IDictionaryAdapter dictionaryAdapter, object[] behaviors)
{
var meta = dictionaryAdapter.Meta;
if (meta.MetaInitializers.OfType <XPathBehavior>().FirstOrDefault() == null)
{
throw new InvalidOperationException(string.Format(
"Interface {0} requested xpath support, but was not configured properly. " +
"Did you forget to add an XPathBehavior?", meta.Type.FullName));
}
var xmlMeta = dictionaryAdapter.GetXmlMeta();
if (dictionaryAdapter.This.CreateStrategy == null)
{
dictionaryAdapter.This.CreateStrategy = this;
dictionaryAdapter.This.AddCopyStrategy(this);
}
if (rootXmlMeta == null)
{
rootXmlMeta = xmlMeta;
Context.ApplyBehaviors(rootXmlMeta, behaviors);
if (Parent == null)
{
foreach (var behavior in behaviors)
{
if (behavior is XPathAttribute)
{
var attrib = (XPathAttribute)behavior;
var compiledExpression = attrib.CompiledExpression;
if (MoveOffRoot(root, XPathNodeType.Element) == false || Context.Matches(compiledExpression, root))
{
break;
}
var navigator = Context.SelectSingleNode(compiledExpression, root);
if (navigator != null)
{
root = navigator;
break;
}
}
}
MoveOffRoot(root, XPathNodeType.Element);
}
}
else
{
if (overlays == null)
{
overlays = new Dictionary <Type, XPathContext>();
}
XPathContext overlay;
if (overlays.TryGetValue(meta.Type, out overlay) == false)
{
overlay = new XPathContext().ApplyBehaviors(xmlMeta, behaviors);
overlays.Add(meta.Type, overlay);
}
}
}
