/// <summary>
/// Gets details of all directories and their available FTP directory information from the current working FTP directory that match the directory mask.
/// </summary>
/// <returns>A <see cref="FtpDirectoryInfo[]"/> representing the directories in the current working directory that match the mask.</returns>
public FtpDirectoryInfo[] GetDirectories(string path)
{
Winapi.WIN32_FIND_DATA findData = new Winapi.WIN32_FIND_DATA();
IntPtr hFindFile = WININET.FtpFindFirstFile(
_hConnect,
path,
ref findData,
WININET.INTERNET_FLAG_NO_CACHE_WRITE,
IntPtr.Zero);
try
{
List<FtpDirectoryInfo> directories = new List<FtpDirectoryInfo>();
if (hFindFile == IntPtr.Zero)
{
if (Marshal.GetLastWin32Error() == Winapi.ERROR_NO_MORE_FILES)
{
return directories.ToArray();
}
else
{
Error();
return directories.ToArray();
}
}
if ((findData.dfFileAttributes & Winapi.FILE_ATTRIBUTE_DIRECTORY) == Winapi.FILE_ATTRIBUTE_DIRECTORY)
{
FtpDirectoryInfo dir = new FtpDirectoryInfo(this, new string(findData.fileName).TrimEnd('\0'));
dir.LastAccessTime = findData.ftLastAccessTime.ToDateTime();
dir.LastWriteTime = findData.ftLastWriteTime.ToDateTime();
dir.CreationTime = findData.ftCreationTime.ToDateTime();
dir.Attributes = (FileAttributes)findData.dfFileAttributes;
directories.Add(dir);
}
findData = new Winapi.WIN32_FIND_DATA();
while (WININET.InternetFindNextFile(hFindFile, ref findData) != 0)
{
if ((findData.dfFileAttributes & Winapi.FILE_ATTRIBUTE_DIRECTORY) == Winapi.FILE_ATTRIBUTE_DIRECTORY)
{
FtpDirectoryInfo dir = new FtpDirectoryInfo(this, new string(findData.fileName).TrimEnd('\0'));
dir.LastAccessTime = findData.ftLastAccessTime.ToDateTime();
dir.LastWriteTime = findData.ftLastWriteTime.ToDateTime();
dir.CreationTime = findData.ftCreationTime.ToDateTime();
dir.Attributes = (FileAttributes)findData.dfFileAttributes;
directories.Add(dir);
}
findData = new Winapi.WIN32_FIND_DATA();
}
if (Marshal.GetLastWin32Error() != Winapi.ERROR_NO_MORE_FILES)
Error();
return directories.ToArray();
}
finally
{
if (hFindFile != IntPtr.Zero)
WININET.InternetCloseHandle(hFindFile);
}
}
/// <summary>
/// Checks if a file exists.
/// </summary>
/// <param name="path">A <see cref="String"/> representing the path to check.</param>
/// <returns>A <see cref="Boolean"/> indicating whether the file exists.</returns>
public bool FileExists(string path)
{
Winapi.WIN32_FIND_DATA findData = new Winapi.WIN32_FIND_DATA();
IntPtr hFindFile = WININET.FtpFindFirstFile(
_hConnect,
path,
ref findData,
WININET.INTERNET_FLAG_NO_CACHE_WRITE,
IntPtr.Zero);
try
{
if (hFindFile == IntPtr.Zero)
{
return false;
}
return true;
}
finally
{
if (hFindFile != IntPtr.Zero)
WININET.InternetCloseHandle(hFindFile);
}
}
private List<string> List(string mask, bool onlyDirectories)
{
Winapi.WIN32_FIND_DATA findData = new Winapi.WIN32_FIND_DATA();
IntPtr hFindFile = WININET.FtpFindFirstFile(
_hConnect,
mask,
ref findData,
WININET.INTERNET_FLAG_NO_CACHE_WRITE,
IntPtr.Zero);
try
{
List<string> files = new List<string>();
if (hFindFile == IntPtr.Zero)
{
if (Marshal.GetLastWin32Error() == Winapi.ERROR_NO_MORE_FILES)
{
return files;
}
else
{
Error();
return files;
}
}
if (onlyDirectories && (findData.dfFileAttributes & Winapi.FILE_ATTRIBUTE_DIRECTORY) == Winapi.FILE_ATTRIBUTE_DIRECTORY)
{
files.Add(new string(findData.fileName).TrimEnd('\0'));
}
else if (!onlyDirectories)
{
files.Add(new string(findData.fileName).TrimEnd('\0'));
}
findData = new Winapi.WIN32_FIND_DATA();
while (WININET.InternetFindNextFile(hFindFile, ref findData) != 0)
{
if (onlyDirectories && (findData.dfFileAttributes & Winapi.FILE_ATTRIBUTE_DIRECTORY) == Winapi.FILE_ATTRIBUTE_DIRECTORY)
{
files.Add(new string(findData.fileName).TrimEnd('\0'));
}
else if (!onlyDirectories)
{
files.Add(new string(findData.fileName).TrimEnd('\0'));
}
findData = new Winapi.WIN32_FIND_DATA();
}
if (Marshal.GetLastWin32Error() != Winapi.ERROR_NO_MORE_FILES)
Error();
return files;
}
finally
{
if(hFindFile != IntPtr.Zero)
WININET.InternetCloseHandle(hFindFile);
}
}
