Radarr/NzbDrone.Core/Fluent.cs

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2.1 KiB
C#
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using System;
using System.Collections.Generic;
using System.IO;
using System.Runtime.InteropServices;
using System.Text;
namespace NzbDrone.Core
{
public static class Fluent
{
[DllImport("kernel32.dll", SetLastError = true, CharSet = CharSet.Auto)]
[return: MarshalAs(UnmanagedType.Bool)]
static extern bool GetDiskFreeSpaceEx(string lpDirectoryName,
out ulong lpFreeBytesAvailable,
out ulong lpTotalNumberOfBytes,
out ulong lpTotalNumberOfFreeBytes);
public static string WithDefault(this string actual, object defaultValue)
{
if (defaultValue == null)
throw new ArgumentNullException("defaultValue");
if (String.IsNullOrWhiteSpace(actual))
{
return defaultValue.ToString();
}
return actual;
}
public static Int64 Megabytes(this int megabytes)
{
return megabytes * 1048576L;
}
public static Int64 Gigabytes(this int gigabytes)
{
return gigabytes * 1073741824L;
}
public static string ToBestDateString(this DateTime dateTime)
{
if (dateTime == DateTime.Today.AddDays(-1))
return "Yesterday";
if (dateTime == DateTime.Today)
return "Today";
if (dateTime == DateTime.Today.AddDays(1))
return "Tomorrow";
if (dateTime > DateTime.Today.AddDays(1) && dateTime < DateTime.Today.AddDays(7))
return dateTime.DayOfWeek.ToString();
return dateTime.ToShortDateString();
}
public static ulong FreeDiskSpace(this DirectoryInfo directoryInfo)
{
ulong freeBytesAvailable;
ulong totalNumberOfBytes;
ulong totalNumberOfFreeBytes;
bool success = GetDiskFreeSpaceEx(directoryInfo.FullName, out freeBytesAvailable, out totalNumberOfBytes,
out totalNumberOfFreeBytes);
if (!success)
throw new System.ComponentModel.Win32Exception();
return freeBytesAvailable;
}
}
}