/// <summary>
/// 对 本结点(xNode) 的 Namespace 注册
/// </summary>
/// <param name="xNode">含有或继承有命名空间的结点</param>
/// <param name="xNameSpaceManager">命名空间管理器</param>
/// <returns>返回该 Namespace 的 prefix</returns>
public static string AutoPrefix(System.Xml.XmlNode xNode, System.Xml.XmlNamespaceManager xNameSpaceManager)
{
string xPrefix;
if (xNode.NamespaceURI == string.Empty)
{
return string.Empty;
}
else
{
xPrefix = xNameSpaceManager.LookupPrefix(xNode.NamespaceURI);
if (xPrefix == null || xPrefix == string.Empty)
{
xPrefix = "x" + xNode.GetHashCode().ToString();
xNameSpaceManager.AddNamespace(xPrefix, xNode.NamespaceURI);
}
return xPrefix + (xPrefix.Length > 0 ? ":" : "");
}
}
public void Write(
System.Xml.XmlWriter xmlWriter,
ResourceStatus resourceStatus
)
{
if (resourceStatus == ResourceStatus.Unknown)
return;
if (String.IsNullOrEmpty(xmlWriter.LookupPrefix(Configuration.Namespaces.XCRICAP11NamespaceUri)))
xmlWriter.WriteAttributeString
(
"recstatus",
((int)resourceStatus).ToString()
);
else
xmlWriter.WriteAttributeString
(
"recstatus",
Configuration.Namespaces.XCRICAP11NamespaceUri,
((int)resourceStatus).ToString()
);
}
public virtual void Write(
System.Xml.XmlWriter xmlWriter,
XCRI.Interfaces.XCRICAP12.IImage image
)
{
if (image == null)
throw new ArgumentNullException("image");
if ((image.CompatibleWith & XCRIProfiles.XCRI_v1_2) == 0)
return;
this._WriteStartElement(xmlWriter, "image", Configuration.Namespaces.XCRICAP12NamespaceUri);
this._WriteXsiTypeAttribute(xmlWriter, image.XsiTypeValue, image.XsiTypeValueNamespace);
this._WriteXmlLanguageAttribute(xmlWriter, image.XmlLanguage);
if (image.Source != null)
if (String.IsNullOrEmpty(xmlWriter.LookupPrefix(Configuration.Namespaces.XCRICAP11NamespaceUri)))
xmlWriter.WriteAttributeString("src", image.Source.ToString());
else
xmlWriter.WriteAttributeString("src", Configuration.Namespaces.XCRICAP11NamespaceUri, image.Source.ToString());
if (String.IsNullOrEmpty(image.Title) == false)
if (String.IsNullOrEmpty(xmlWriter.LookupPrefix(Configuration.Namespaces.XCRICAP11NamespaceUri)))
xmlWriter.WriteAttributeString("title", image.Title);
else
xmlWriter.WriteAttributeString("title", Configuration.Namespaces.XCRICAP11NamespaceUri, image.Title);
if (String.IsNullOrEmpty(image.Alt) == false)
if (String.IsNullOrEmpty(xmlWriter.LookupPrefix(Configuration.Namespaces.XCRICAP11NamespaceUri)))
xmlWriter.WriteAttributeString("alt", image.Alt);
else
xmlWriter.WriteAttributeString("alt", Configuration.Namespaces.XCRICAP11NamespaceUri, image.Alt);
this._WriteEndElement(xmlWriter);
}
public virtual void Write(
System.Xml.XmlWriter xmlWriter,
XCRI.Interfaces.XCRICAP12.ICatalog catalog
)
{
if (catalog == null)
throw new ArgumentNullException("catalog");
if ((catalog.CompatibleWith & XCRIProfiles.XCRI_v1_2) == 0)
return;
this._WriteStartElement(xmlWriter, "catalog", Configuration.Namespaces.XCRICAP12NamespaceUri);
if (catalog.Generated.HasValue == false)
if (String.IsNullOrEmpty(xmlWriter.LookupPrefix(Configuration.Namespaces.XCRICAP12NamespaceUri)))
xmlWriter.WriteAttributeString("generated", (new DateTimeOffset(DateTime.Now)).ToISO8601(true));
else
xmlWriter.WriteAttributeString("generated", Configuration.Namespaces.XCRICAP12NamespaceUri, (new DateTimeOffset(DateTime.Now)).ToISO8601(true));
else
if (String.IsNullOrEmpty(xmlWriter.LookupPrefix(Configuration.Namespaces.XCRICAP12NamespaceUri)))
xmlWriter.WriteAttributeString("generated", catalog.Generated.Value.ToISO8601(true));
else
xmlWriter.WriteAttributeString("generated", Configuration.Namespaces.XCRICAP12NamespaceUri, catalog.Generated.Value.ToISO8601(true));
this.WriteXCRI12CommonElements(xmlWriter, catalog);
foreach (XCRI.Interfaces.XCRICAP12.IProvider provider in catalog.Providers)
if (provider != null)
this.Write(xmlWriter, provider);
this._WriteEndElement(xmlWriter);
}
protected virtual void _WriteAttribute(
System.Xml.XmlWriter xmlWriter,
string attributeName,
string attributeNamespace,
string attributeValue,
string attributeValueNamespace
)
{
if (String.IsNullOrEmpty(attributeValue))
return;
if (attributeName.Contains(":"))
{
xmlWriter.WriteStartAttribute
(
attributeName.Substring(0, attributeName.IndexOf(":")),
attributeName.Substring(attributeName.IndexOf(":")+1),
String.Empty
);
}
else
{
xmlWriter.WriteStartAttribute
(
attributeName,
attributeNamespace
);
}
if (String.IsNullOrEmpty(attributeValueNamespace))
xmlWriter.WriteString(attributeValue);
else
xmlWriter.WriteString(String.Format
(
"{0}:{1}",
xmlWriter.LookupPrefix(attributeValueNamespace),
attributeValue
));
xmlWriter.WriteEndAttribute();
}
internal virtual void LookupPrefix(System.Xml.XmlNode node)
{
if (node == null)
{
throw new ArgumentException("node must not be null");
}
string prefix = node.LookupPrefix(@namespace.GetUri());
if (prefix == null)
{
// check to see if we match the default namespace
string defaultNamespace = node.LookupNamespaceURI(null);
if (defaultNamespace == null)
{
defaultNamespace = string.Empty;
}
string nodeNamespace = @namespace.GetUri();
if (nodeNamespace.Equals(defaultNamespace))
{
prefix = string.Empty;
}
}
int i = 0;
while (prefix == null)
{
string generatedPrefix = "e4x_" + i++;
string generatedUri = node.LookupNamespaceURI(generatedPrefix);
if (generatedUri == null)
{
prefix = generatedPrefix;
System.Xml.XmlNode top = node;
while (top.ParentNode != null && top.ParentNode is XmlElement)
{
top = top.ParentNode;
}
((XmlElement)top).SetAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns:" + prefix, @namespace.GetUri());
}
}
@namespace.SetPrefix(prefix);
}
protected override void WriteBeginElement(System.Xml.XmlWriter writer, object obj, ITypeSerializationInfo info)
{
string prefix = info.NamespacePrefix;
if (prefix == null)
{
prefix = writer.LookupPrefix(info.Namespace);
}
else if (writer.LookupPrefix(info.Namespace) == null)
{
writer.WriteAttributeString("xmlns", prefix, null, info.Namespace);
}
string value = prefix + ":" + info.ElementName;
writer.WriteAttributeString(XMLSchemaInstancePrefix, TypeField, XMLSchemaInstanceNamespace, value);
}