string GenerateUniqueChildDirectoryId(string childDirectoryId)
{
childDirectoryId = WixFileElement.GenerateId(childDirectoryId);
if (!OwnerWixDocument.DirectoryIdExists(childDirectoryId))
{
return(childDirectoryId);
}
return(GenerateUniqueChildDirectoryIdUsingParentDirectoryId(childDirectoryId));
}
string GenerateUniqueIdByAppendingNumberToEnd(string id)
{
int count = 0;
string baseId = id;
do
{
++count;
id = String.Concat(baseId, count);
} while (OwnerWixDocument.ComponentIdExists(id));
return(id);
}
string GenerateUniqueIdByAppendingNumberToFileNameId(string fileNameId)
{
string id = String.Empty;
int count = 0;
string fileNameWithoutExtension = Path.GetFileNameWithoutExtension(fileNameId);
string extension = Path.GetExtension(fileNameId);
do
{
++count;
id = String.Concat(fileNameWithoutExtension, count, extension);
} while (OwnerWixDocument.FileIdExists(id));
return(id);
}
/// <remarks>
/// Takes the filename, removes all periods, and
/// capitalises the first character and first extension character.
/// </remarks>
public void GenerateUniqueIdFromFileName(string fileName)
{
Id = GenerateIdFromFileName(fileName);
if (!OwnerWixDocument.ComponentIdExists(Id))
{
return;
}
Id = GenerateIdFromParentDirectoryAndFileName(fileName, Id);
if (!OwnerWixDocument.ComponentIdExists(Id))
{
return;
}
Id = GenerateUniqueIdByAppendingNumberToEnd(Id);
}
/// <summary>
/// Generates a unique id for the entire document that this file element
/// belongs to.
/// </summary>
/// <param name="parentDirectory">The full path of the parent directory
/// for the filename.</param>
/// <param name="fileName">The name of the file to generate a unique
/// id for. This does not include any path.</param>
string GenerateUniqueId(string parentDirectory, string fileName)
{
string id = GenerateId(fileName);
if (!OwnerWixDocument.FileIdExists(id))
{
return(id);
}
id = GenerateIdFromParentDirectory(parentDirectory, id);
if (!OwnerWixDocument.FileIdExists(id))
{
return(id);
}
return(GenerateUniqueIdByAppendingNumberToFileNameId(id));
}
/// <summary>
/// Initialises a new Wix File element with the specified
/// <paramref name="fileName"/>.
/// </summary>
/// <remarks>
/// The element generated will have an Id, LongName and Name
/// all set and derived from the <paramref name="fileName"/>
/// </remarks>
void Init(string fileName)
{
Id = GenerateUniqueId(fileName);
FileName = Path.GetFileName(fileName);
Source = OwnerWixDocument.GetRelativePath(fileName);;
}
