/// <summary>
/// See if file can be opened for reading, return error message if not
/// </summary>
/// <param name="path"></param>
public static string CanReadFile(
string path)
{
try
{
bool isNormalFilePath = (!SharePointUtil.IsSharePointName(path));
if (isNormalFilePath)
{
FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Read);
fs.Close();
}
else
{
return(SharePointUtil.CanReadFile(path));
}
}
catch (Exception ex)
{
return(ex.Message);
}
return("");
}
/// <summary>
/// Return true if file exists
/// </summary>
/// <param name="path"></param>
/// <returns></returns>
public static bool Exists(
string path)
{
if (!SharePointUtil.IsSharePointName(path))
{
if (File.Exists(path))
{
return(true);
}
else
{
return(false);
}
}
else
{
if (Lex.IsNullOrEmpty(SharePointUtil.CanReadFile(path)))
{
return(true);
}
else
{
return(false);
}
}
}
