private void OnCleanUp()
{
String sourceRoot = ConfigurationManager.AppSettings["source_root"];
String csprojName = ConfigurationManager.AppSettings["csproj_name"];
String csprojFile = sourceRoot + csprojName;
Project project = new Project();
project.Load(csprojFile);
project.RemoveItemsByName("Content");
// 补上img文件夹
BuildItemGroup itemGroup = project.AddNewItemGroup();
String[] bookFiles = Directory.GetFileSystemEntries(sourceRoot + "_static\\img\\");
foreach (var file in bookFiles)
{
itemGroup.AddNewItem("Content", "_static\\img\\" + Path.GetFileName(file));
}
project.Save(csprojFile);
}