/// <summary>
/// Initializes a new instance of the <see cref="Element" /> class
/// from the specified element.
/// </summary>
/// <param name="e">The element that should be used to create a new instance of the <see cref="Element" /> class.</param>
protected Element(Element e)
: this()
{
_location = e._location;
_project = e._project;
_xmlNode = e._xmlNode;
_nsMgr = e._nsMgr;
}
/// <summary>
/// Copies all instance data of the <see cref="Element" /> to a given
/// <see cref="Element" />.
/// </summary>
protected void CopyTo(Element clone)
{
clone._location = _location;
clone._nsMgr = _nsMgr;
clone._parent = _parent;
clone._project = _project;
if (_xmlNode != null) {
clone._xmlNode = _xmlNode.Clone();
}
}
/// <summary>
/// Initializes a new instance of the <see cref="AttributeConfigurator" />
/// class for the given <see cref="Element" />.
/// </summary>
/// <param name="element">The <see cref="Element" /> for which an <see cref="AttributeConfigurator" /> should be created.</param>
/// <param name="elementNode">The <see cref="XmlNode" /> to initialize the <see cref="Element" /> with.</param>
/// <param name="properties">The <see cref="PropertyDictionary" /> to use for property expansion.</param>
/// <param name="targetFramework">The framework that the <see cref="Element" /> should target.</param>
/// <exception cref="ArgumentNullException">
/// <para><paramref name="element" /> is <see langword="null" />.</para>
/// <para>-or-</para>
/// <para><paramref name="elementNode" /> is <see langword="null" />.</para>
/// <para>-or-</para>
/// <para><paramref name="properties" /> is <see langword="null" />.</para>
/// </exception>
public AttributeConfigurator(Element element, XmlNode elementNode, PropertyDictionary properties)
{
if (element == null) {
throw new ArgumentNullException("element");
}
if (elementNode == null) {
throw new ArgumentNullException("elementNode");
}
if (properties == null) {
throw new ArgumentNullException("properties");
}
_element = element;
_elementXml = elementNode;
_properties = properties;
// collect a list of attributes, we will check to see if we use them all.
_unprocessedAttributes = new StringCollection();
foreach (XmlAttribute attribute in elementNode.Attributes) {
_unprocessedAttributes.Add(attribute.Name);
}
// create collection of node names
_unprocessedChildNodes = new StringCollection();
foreach (XmlNode childNode in elementNode) {
// skip non-ciscript namespace elements and special elements like comments, pis, text, etc.
if (!(childNode.NodeType == XmlNodeType.Element) || !childNode.NamespaceURI.Equals(NamespaceManager.LookupNamespace("ciscript"))) {
continue;
}
// skip existing names as we only need unique names.
if (_unprocessedChildNodes.Contains(childNode.Name)) {
continue;
}
_unprocessedChildNodes.Add(childNode.Name);
}
}
public static Element InitializeBuildElement(Element parent, XmlNode childNode, Element buildElement, Type elementType)
{
// if subtype of DataTypeBase
DataTypeBase dataType = buildElement as DataTypeBase;
if (dataType != null && dataType.CanBeReferenced && childNode.Attributes["refid"] != null ) {
dataType.RefID = parent.Properties.ExpandProperties(childNode.Attributes["refid"].Value, buildElement.Location);
if (!StringUtils.IsNullOrEmpty(dataType.ID)) {
// throw exception because of id and ref
throw new BuildException(string.Format(CultureInfo.InvariantCulture,
"Datatype references cannot contain an id attribute."),
dataType.Location);
}
if (parent.Project.DataTypeReferences.Contains(dataType.RefID)) {
dataType = parent.Project.DataTypeReferences[dataType.RefID];
// clear any instance specific state
dataType.Reset();
} else {
// reference not found exception
throw new BuildException(string.Format(CultureInfo.InvariantCulture,
"{0} reference '{1}' not defined.", dataType.Name, dataType.RefID),
dataType.Location);
}
if (!elementType.IsAssignableFrom(dataType.GetType())) {
// see if we have a valid copy constructor
ConstructorInfo constructor = elementType.GetConstructor(new Type[] {dataType.GetType()});
if (constructor != null){
dataType = (DataTypeBase) constructor.Invoke(new object[] {dataType});
} else {
ElementNameAttribute dataTypeAttr = (ElementNameAttribute)
Attribute.GetCustomAttribute(dataType.GetType(), typeof(ElementNameAttribute));
ElementNameAttribute elementTypeAttr = (ElementNameAttribute)
Attribute.GetCustomAttribute(elementType, typeof(ElementNameAttribute));
// throw error wrong type definition
throw new BuildException(string.Format(CultureInfo.InvariantCulture,
"Attempting to use a <{0}> reference where a <{1}> is required.",
dataTypeAttr.Name, elementTypeAttr.Name), Location.UnknownLocation);
}
}
// re-initialize the object with current context
dataType.Project = parent.Project;
dataType.Parent = parent;
dataType.NamespaceManager = parent.NamespaceManager;
dataType.Location = parent.Project.LocationMap.GetLocation(childNode);
// return initialized data type
return dataType;
} else {
// initialize the object with context
buildElement.Project = parent.Project;
buildElement.Parent = parent;
buildElement.NamespaceManager = parent.NamespaceManager;
// initialize element from XML
buildElement.Initialize(childNode);
// return initialize build element
return buildElement;
}
}
public void Set(XmlNode attributeNode, Element parent, PropertyInfo property, string value)
{
try {
PathSet propertyValue = new PathSet(parent.Project, value);
property.SetValue(parent, propertyValue, BindingFlags.Public | BindingFlags.Instance, null, null, CultureInfo.InvariantCulture);
} catch (Exception ex) {
throw new BuildException(string.Format(CultureInfo.InvariantCulture,
ResourceUtils.GetString("NA1022"),
value, attributeNode.Name, parent.Name), parent.Location, ex);
}
}
public void Set(XmlNode attributeNode, Element parent, PropertyInfo property, string value)
{
string path = StringUtils.ConvertEmptyToNull(value);
if (path != null) {
object propertyValue;
try {
propertyValue = new FileInfo(parent.Project.GetFullPath(value));
} catch (Exception ex) {
throw new BuildException(string.Format(CultureInfo.InvariantCulture,
ResourceUtils.GetString("NA1022"),
value, attributeNode.Name, parent.Name), parent.Location, ex);
}
try {
property.SetValue(parent, propertyValue, BindingFlags.Public | BindingFlags.Instance, null, null, CultureInfo.InvariantCulture);
} catch (Exception ex) {
throw new BuildException(string.Format(CultureInfo.InvariantCulture,
ResourceUtils.GetString("NA1022"),
value, attributeNode.Name, parent.Name), parent.Location, ex);
}
} else {
throw new BuildException(string.Format(CultureInfo.InvariantCulture,
"An empty string is not a valid value for attribute"
+ " '{0}' of <{1} ... />.",
attributeNode.Name, parent.Name), parent.Location);
}
}
public void Set(XmlNode attributeNode, Element parent, PropertyInfo property, string value)
{
try {
object propertyValue;
// check for more specific type converter
TypeConverter tc = TypeDescriptor.GetConverter(property.PropertyType);
if (!(tc.GetType() == typeof(EnumConverter))) {
propertyValue = tc.ConvertFrom(value);
} else {
propertyValue = Enum.Parse(property.PropertyType, value);
}
property.SetValue(parent, propertyValue, BindingFlags.Public | BindingFlags.Instance, null, null, CultureInfo.InvariantCulture);
} catch (ArgumentException) {
string message = string.Format(CultureInfo.InvariantCulture,
"'{0}' is not a valid value for attribute" +
" '{1}' of <{2} ... />. Valid values are: ",
value, attributeNode.Name, parent.Name);
foreach (object field in Enum.GetValues(property.PropertyType)) {
message += field.ToString() + ", ";
}
// strip last ,
message = message.Substring(0, message.Length - 2);
throw new BuildException(message, parent.Location);
}
}
public void Set(XmlNode attributeNode, Element parent, PropertyInfo property, string value)
{
string encodingName = StringUtils.ConvertEmptyToNull(value);
if (encodingName == null) {
return;
}
Encoding encoding = null;
try {
encoding = System.Text.Encoding.GetEncoding(
encodingName);
} catch (ArgumentException) {
throw new BuildException(string.Format(CultureInfo.InvariantCulture,
"\"{0}\" is not a valid encoding.",
encodingName), parent.Location);
} catch (NotSupportedException) {
throw new BuildException(string.Format(CultureInfo.InvariantCulture,
"\"{0}\" encoding is not supported on the current platform.",
encodingName), parent.Location);
}
try {
property.SetValue(parent, encoding, BindingFlags.Public |
BindingFlags.Instance, null, null, CultureInfo.InvariantCulture);
} catch (Exception ex) {
throw new BuildException(string.Format(CultureInfo.InvariantCulture,
ResourceUtils.GetString("NA1022"),
value, attributeNode.Name, parent.Name), parent.Location, ex);
}
}
