/// <summary>
/// Creates an Xml Attribute.
/// </summary>
/// <param name="name">
/// The name of the attribute.
/// </param>
/// <param name="value">
/// The value of the attribute.
/// </param>
/// <returns>
/// The new attribute.
/// </returns>
private DynaXmlAttribute CreateAttribute(string name, string value)
{
DynaXmlAttribute retval;
var currentAlias = this.CurrentNamespaceContext.CurrentAlias;
if (!this.CurrentNamespaceContext.ApplyCurrentToAttributes)
{
retval = new DynaXmlAttribute()
{
LocalName = name
};
}
else
{
retval = new DynaXmlAttribute()
{
Prefix = currentAlias,
LocalName = name,
XmlNamespace = this.CurrentNamespaceContext.AliasTable[currentAlias]
};
// We've used the current alias so remove it as it is a (use once state)
this.CurrentNamespaceContext.CurrentAlias = string.Empty;
this.CurrentNamespaceContext.ApplyCurrentToAttributes = false;
}
retval.Value = value;
return(retval);
}
/// <summary>
/// Creates a new XmlNamespace element.
/// </summary>
/// <param name="prefix">The prefix for the namespace.</param>
/// <param name="xmlNamespace">The namespace.</param>
/// <returns>A new XmlAttribute representing the namespace.</returns>
private DynaXmlAttribute CreateNamespace(string prefix, string xmlNamespace)
{
DynaXmlAttribute namespaceDefinition = new DynaXmlAttribute()
{
Prefix = "xmlns",
LocalName = prefix,
XmlNamespace = Xmlns
};
this.CurrentNamespaceContext.AliasTable.Add(prefix, xmlNamespace);
namespaceDefinition.Value = xmlNamespace;
return(namespaceDefinition);
}
/// <summary>
/// Changes the current namespace alias for the current context.
/// </summary>
/// <param name="name">
/// The alias for the new namespace.
/// </param>
/// <param name="xmlNamespace">
/// The namespace Url to apply.
/// </param>
/// <returns>
/// Always true.
/// </returns>
private bool NamespaceBuilderInvokeMember(string name, string xmlNamespace)
{
// First check to make sure the namespace has not already been defined
// on this element. It's okay if it's in the current context, but it
// cant be on the AncestorElement.
ICollection <DynaXmlAttribute> currentAttributes;
if (this.CurrentAncestorElement.IsNotNull())
{
currentAttributes = new List <DynaXmlAttribute>();
foreach (DynaXmlAttribute attrib in this.CurrentAncestorElement.Attributes)
{
currentAttributes.Add(attrib);
}
}
else
{
currentAttributes = this.rootNodeNamespaceDefinitions;
}
DynaXmlAttribute attribute = (from a in currentAttributes
where a.LocalName == name &&
a.XmlNamespace == Xmlns
select a).FirstOrDefault();
if (attribute.IsNotNull())
{
attribute.Value = xmlNamespace;
}
else
{
attribute = this.CreateNamespace(name, xmlNamespace);
if (this.CurrentAncestorElement.IsNotNull())
{
this.CurrentAncestorElement.Items.Add(attribute);
}
else
{
this.rootNodeNamespaceDefinitions.Add(attribute);
}
}
// Again we pop the context first.
this.context.Pop();
// Then we make the changes in the Namespace area of the context.
this.CurrentNamespaceContext.AliasTable[name] = xmlNamespace;
return(true);
}
