private static void CopyToFolder(Shell32.Folder srcFolder, Shell32.Folder dstFolder, bool copySubFolders, ref StringCollection resultList)
{
const string FileTypesNotToCopy = "aspx";
const string FoldersNotToCopy = "forms";
foreach (Shell32.FolderItem item in srcFolder.Items())
{
if (item.IsLink)
{
continue;
}
if (item.IsFolder && copySubFolders)
{
Shell32.Folder subFolder = (Shell32.Folder)item.GetFolder;
Shell32.FolderItem it = dstFolder.ParseName(subFolder.Title);
// Only Copy the folders we want to copy
if (FoldersNotToCopy.Contains(subFolder.Title.ToLower()))
{
continue; //skip folder
}
// if destination folder doesn't exist create it
if (!(it != null && it.Type != null && it.Type != ""))
{
dstFolder.NewFolder(subFolder.Title, 0x414);
}
// We can now safely assume we have the folder, so we can copy it
it = dstFolder.ParseName(subFolder.Title);
CopyToFolder((Shell32.Folder)item.GetFolder, (Shell32.Folder)it.GetFolder, copySubFolders, ref resultList);
continue;
}
string fType = Path.GetExtension(item.Path);
fType = fType.TrimStart('.');
// Only Copy the files we want to copy
if (FileTypesNotToCopy.Contains(fType.ToLower()))
{
continue; //skip file
}
// Add to result set
resultList.Add(item.Path);
//check if this file already exists locally
Shell32.FolderItem si = srcFolder.ParseName(item.Name);
Shell32.FolderItem di = dstFolder.ParseName(item.Name);
string tmpFile = Path.GetTempPath() + Path.GetFileName(item.Name);
// if file already exists - we only copy over when newer
if (di != null && di.Type != null && di.Type != "")
{
// It looks like we first must copy the file over locally into a temp
// directory JUST to check the timestamp (modified date) ~very inefficient, but works
Shell32.ShellClass shell = new Shell32.ShellClass();
Shell32.Folder tmpFolder = shell.NameSpace(Path.GetTempPath());
if (File.Exists(tmpFile)) // Delete first otherwise Explorer will prompt
{
File.Delete(tmpFile);
}
tmpFolder.CopyHere(item, 0x414);
Shell32.FolderItem ti = tmpFolder.ParseName(item.Name);
// check timestamps of the files
if (ti.ModifyDate > di.ModifyDate)
{
File.Delete(di.Path); // we can delete the old file
dstFolder.CopyHere(ti, 0x414); //it appears there is a microsoft bug 0x414 won't do anything
}
File.Delete(tmpFile);
}
else // just copy over
{
dstFolder.CopyHere(item, 0x414); //it appears there is a microsoft bug 0x414 won't do anything
}
}
}
