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saviour-backup-system/Saviour Backup System/USBTools.cs

105 lines
3.5 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.IO;
using System.Timers;
using System.Data.SqlClient;
namespace Saviour_Backup_System
{
class USBTools
{
internal static void initDriveScan(){
Timer scanTimer = new Timer();
scanTimer.Elapsed += new ElapsedEventHandler(driveScanTick);
scanTimer.Interval = 1000 * 7; //seconds to check for new drives
scanTimer.Start();
}
private static List<string> connectedDrives = null;
private static void driveScanTick(object sender, ElapsedEventArgs e)
{
List<string> drivesSnapshot = connectedDrives;
DriveInfo[] drives = getConnectedDrives();
foreach (DriveInfo drive in drives)
{
connectedDrives.Add(drive.VolumeLabel);
}
if (connectedDrives.All(item => drivesSnapshot.Contains(item)) &&
drivesSnapshot.All(item => connectedDrives.Contains(item))) {
return;
} else {
//check if record exists in database
}
}
internal static DriveInfo[] getConnectedDrives()
{
List<DriveInfo> drivesList = new List<DriveInfo>();
DriveInfo[] drives = DriveInfo.GetDrives();
foreach (DriveInfo drive in drives) {
try {
string driveName = drive.VolumeLabel;
string driveLetter = drive.Name;
} catch { continue; }
drivesList.Add(drive);
}
return drivesList.ToArray();
}
internal static void safelyEjectDrive(string driveChar)
{
driveChar = driveChar.Remove(driveChar.Length - 1);
RemoveDriveTools.RemoveDrive(driveChar);
}
internal static string getDriveType(DriveInfo selectedDrive)
{
string driveTypeDecoded = "Error decoding drive details!";
switch (selectedDrive.DriveType)
{
case DriveType.CDRom:
driveTypeDecoded = "Optical Disk Drive";
break;
case DriveType.Fixed:
driveTypeDecoded = "Fixed Disk Drive";
break;
case DriveType.Network:
driveTypeDecoded = "Network Drive";
break;
case DriveType.NoRootDirectory:
driveTypeDecoded = "Drive Without Root Directory";
break;
case DriveType.Ram:
driveTypeDecoded = "RAM Drive";
break;
case DriveType.Removable:
driveTypeDecoded = "Removable Drive";
break;
case DriveType.Unknown:
driveTypeDecoded = "Unknown";
break;
}
return driveTypeDecoded;
}
internal static int countDrives()
{
int numberofDrives = 0;
foreach (DriveInfo drive in getConnectedDrives()) { numberofDrives++; }
return numberofDrives;
}
internal static int spacePercentage(DriveInfo drive)
{
double capacity = (double)(drive.TotalSize / (1024 * 1024));
double free = (double)(drive.AvailableFreeSpace / (1024 * 1024));
double answer = (10000 - ((free / capacity) * 10000));
return (int)answer;
}
}
}