/// <summary>
/// Mutate the components.
/// </summary>
private void MutateComponents()
{
IdentifierGenerator identifierGenerator = new IdentifierGenerator("Component");
if (TemplateType.Module == this.templateType)
{
identifierGenerator.MaxIdentifierLength = IdentifierGenerator.MaxModuleIdentifierLength;
}
foreach (Wix.Component component in this.components)
{
if (null == component.Id)
{
string firstFileId = string.Empty;
// attempt to create a possible identifier from the first file identifier in the component
foreach (Wix.File file in component[typeof(Wix.File)])
{
firstFileId = file.Id;
break;
}
if (string.IsNullOrEmpty(firstFileId))
{
firstFileId = GetGuid();
}
component.Id = identifierGenerator.GetIdentifier(firstFileId);
}
if (null == component.Guid)
{
if (this.AutogenerateGuids)
{
component.Guid = "*";
}
else
{
component.Guid = this.GetGuid();
}
}
if (this.createFragments && component.ParentElement is Wix.Directory)
{
Wix.Directory directory = (Wix.Directory)component.ParentElement;
// parent directory must have an identifier to create a reference to it
if (null == directory.Id)
{
break;
}
if (this.rootElement is Wix.Module)
{
// add a ComponentRef for the Component
Wix.ComponentRef componentRef = new Wix.ComponentRef();
componentRef.Id = component.Id;
this.rootElement.AddChild(componentRef);
}
// create a new Fragment
Wix.Fragment fragment = new Wix.Fragment();
this.fragments.Add(String.Concat("Component:", (null != component.Id ? component.Id : this.fragments.Count.ToString())), fragment);
// create a new DirectoryRef
Wix.DirectoryRef directoryRef = new Wix.DirectoryRef();
directoryRef.Id = directory.Id;
fragment.AddChild(directoryRef);
// move the Component from the the Directory to the DirectoryRef
directory.RemoveChild(component);
directoryRef.AddChild(component);
}
}
}
/// <summary>
/// Adds a ComponentRef to the main ComponentGroup.
/// </summary>
/// <param name="component">The component to add.</param>
private void AddComponentRef(Wix.Component component)
{
Wix.ComponentRef componentRef = new Wix.ComponentRef();
componentRef.Id = component.Id;
this.componentGroup.AddChild(componentRef);
}
/// <summary>
/// Creates a component group with a given name.
/// </summary>
/// <param name="wix">The Wix document element.</param>
private void CreateComponentGroup(Wix.Wix wix)
{
Wix.ComponentGroup componentGroup = new Wix.ComponentGroup();
componentGroup.Id = this.componentGroupName;
this.componentGroups.Add(componentGroup);
Wix.Fragment cgFragment = new Wix.Fragment();
cgFragment.AddChild(componentGroup);
wix.AddChild(cgFragment);
int componentCount = 0;
for (; componentCount < this.components.Count; componentCount++)
{
Wix.Component c = this.components[componentCount] as Wix.Component;
if (this.createFragments)
{
if (c.ParentElement is Wix.Directory)
{
Wix.Directory parentDirectory = c.ParentElement as Wix.Directory;
componentGroup.AddChild(c);
c.Directory = parentDirectory.Id;
parentDirectory.RemoveChild(c);
}
else if (c.ParentElement is Wix.DirectoryRef)
{
Wix.DirectoryRef parentDirectory = c.ParentElement as Wix.DirectoryRef;
componentGroup.AddChild(c);
c.Directory = parentDirectory.Id;
parentDirectory.RemoveChild(c);
// Remove whole fragment if moving the component to the component group just leaves an empty DirectoryRef
if (0 < fragments.Count && parentDirectory.ParentElement is Wix.Fragment)
{
Wix.Fragment parentFragment = parentDirectory.ParentElement as Wix.Fragment;
int childCount = 0;
foreach (Wix.ISchemaElement element in parentFragment.Children)
{
childCount++;
}
// Component should always have an Id but the SortedList creation allows for null and bases the name on the fragment count which we cannot reverse engineer here.
if (1 == childCount && !String.IsNullOrEmpty(c.Id))
{
int removeIndex = fragments.IndexOfKey(String.Concat("Component:", c.Id));
if (0 <= removeIndex)
{
fragments.RemoveAt(removeIndex);
}
}
}
}
}
else
{
Wix.ComponentRef componentRef = new Wix.ComponentRef();
componentRef.Id = c.Id;
componentGroup.AddChild(componentRef);
}
}
}