public string DeleteFile(string directory)
{
Json checkfile = new Json();
CheckPath check_path = new CheckPath();
if (directory.Contains(" "))
{
response = "File Cannot Contain Spaces!";
}
else if (check_path.directoryexists(@"C:\COSMOS") == false || directory == "/" || directory == @"\")//check if destination exist
{
response = "Input Cannot be a Directory!";
}
else if (checkfile.checkfile(directory) == false || directory == "." || directory == @"\" || directory == "/")//check if file exists
{
response = "File Not found";
}
else
{
Process.Start("cmd", @"/c cd C:\hadoop-2.7.2\bin && hdfs dfs -rm /" + directory).WaitForExit();
response = "File Deleted!";
}
return(response);
}
public string GetFile(string directory)
{
Json checkfile = new Json();
CheckPath check_path = new CheckPath();
DirectoryInfo dir = new DirectoryInfo(@"C:\COSMOS");
////If the File being downloaded exsits.. Delete the file//////
if (System.IO.File.Exists(@"C:\COSMOS\" + directory))
{
System.IO.File.Delete(@"C:\COSMOS\" + directory);
}
if (directory.Contains(" "))
{
response = "File Directory Contains Space!";
}
else if (check_path.directoryexists(@"C:\COSMOS") == false || directory == "/" || directory == @"\")//check if destination exist
{
response = "The Directory Doesn't Exist!";
}
else if (checkfile.checkfile(directory) == false || directory == "." || directory == @"\" || directory == "/")//check if file exists
{
response = "File Not found";
}
else if (checkfile.isfileCorrupt(directory))
{
response = "File is Corrupted!";
}
else
{
Process.Start("cmd", @"/c cd C:\hadoop-2.7.2\bin && hdfs dfs -copyToLocal /" + directory + @" C:\COSMOS").WaitForExit();
if (check_path.local_file_incomplete(directory, @"C:\COSMOS"))
{
response = "File Download was cancelled upon download!";
}
else
{
response = "File downloaded";
}
}
return(response);
}
///<summary>
/// </summary>
/// <param name="directory"></param>
/// <returns></returns>
public string RegisterFile(string directory)
{
Check_Size check_size = new Check_Size();
CheckPath check_path = new CheckPath();
Json is_incomplete = new Json();
//MD5Checker check = new MD5Checker();
////string md5 = check.MD5Check(directory);
//crc32checker crc32check = new crc32checker();
if (directory.Contains(" "))
{
response = "File Directory Contains Space!";
}
else if (Directory.Exists(directory) || directory == "/" || directory == @"\")
{
response = "Path is A directory! Please Specify a filename!";
}
else if (File.Exists(directory))
{
Process.Start("cmd", @"/c cd C:\hadoop-2.7.2\bin && hdfs dfs -put -f " + directory + " /").WaitForExit();
if (is_incomplete.file_incomplete(directory) == true)
{
response = "File Upload was cancelled upon upload!";
}
else
{
response = "File Uploaded";
}
}
else
{
response = "Input Invalid~";
}
//return crc32;
return(response);
}
public string EditFile(string directory)
{
Json checkfile = new Json();
CheckPath check_path = new CheckPath();
Boolean file_downloaded_check = false;
/////////////Delete All Files inside EDITFILES folder///////////////
DirectoryInfo dir = new DirectoryInfo(@"C:\COSMOS\EDITFILES");
foreach (FileInfo fi in dir.GetFiles())
{
fi.Delete();
}
////////////Create Folder For Files to be Edited////////
Boolean folderExists = Directory.Exists(@"C:\COSMOS\EDITFILES");
if (folderExists == false)
{
Directory.CreateDirectory(@"C:\COSMOS\EDITFILES");
}
///////////DOWNLOADS FILE FIRST//////////////
if (directory.Contains(" "))
{
response = "File Directory Contains Space!";
}
else if (checkfile.checkfile(directory) == false || directory == "." || directory == @"\" || directory == "/")//check if file exists
{
response = "File Not found";
}
else if (checkfile.isfileCorrupt(directory))
{
response = "File is Corrupted!";
}
else
{ //////////////Download from HDFS/////////////////
Process.Start("cmd", @"/c cd C:\hadoop-2.7.2\bin && hdfs dfs -copyToLocal /" + directory + @" C:\COSMOS\EDITFILES").WaitForExit();
if (check_path.local_file_incomplete(directory, @"C:\COSMOS\EDITFILES"))
{
response = "File Download was cancelled upon Loading!";
}
else
{
//////////////Delete from HDFS once finished Downloading/////////
//response = "File downloaded";
//Process.Start("cmd", @"/c cd C:\hadoop-2.3.0\bin && hdfs dfs -rm /" + directory ).WaitForExit();
SaveFile_Delete = directory;
file_downloaded_check = true;
}
}
if (file_downloaded_check == true)
{
Process.Start(@"C:\COSMOS\EDITFILES");
}
return(null);
}
