Radarr/NzbDrone.Common/EnviromentProvider.cs

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using System;
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using System.Diagnostics;
using System.IO;
using System.Reflection;
namespace NzbDrone.Common
{
public class EnviromentProvider
{
public const string NZBDRONE_PATH = "NZBDRONE_PATH";
public const string NZBDRONE_PID = "NZBDRONE_PID";
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public const string ROOT_MARKER = "NzbDrone.Web";
#if DEBUG
private static readonly bool isInDebug = true;
#else
private static readonly bool isInDebug = false;
#endif
private static readonly string processName = Process.GetCurrentProcess().ProcessName.ToLower();
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public static bool IsProduction
{
get
{
if (isInDebug || Debugger.IsAttached) return false;
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if (processName.Contains("nunit")) return false;
if (processName.Contains("jetbrain")) return false;
if (processName.Contains("resharper")) return false;
return true;
}
}
public virtual bool IsUserInteractive
{
get { return Environment.UserInteractive; }
}
public virtual string ApplicationPath
{
get
{
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string applicationPath;
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applicationPath = CrawlToRoot(StartUpPath);
if (!string.IsNullOrWhiteSpace(applicationPath))
return applicationPath;
applicationPath = CrawlToRoot(Environment.CurrentDirectory);
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if (!string.IsNullOrWhiteSpace(applicationPath))
return applicationPath;
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applicationPath = CrawlToRoot(StartUpPath);
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if (!string.IsNullOrWhiteSpace(applicationPath))
return applicationPath;
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applicationPath = CrawlToRoot(NzbDronePathFromEnviroment);
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if (!string.IsNullOrWhiteSpace(applicationPath))
return applicationPath;
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throw new ApplicationException("Can't fine IISExpress folder.");
}
}
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public string CrawlToRoot(string dir)
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{
var directoryInfo = new DirectoryInfo(dir);
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while (!IsRoot(directoryInfo))
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{
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if (directoryInfo.Parent == null) return null;
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directoryInfo = directoryInfo.Parent;
}
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return directoryInfo.FullName;
}
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private static bool IsRoot(DirectoryInfo dir)
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{
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return dir.GetDirectories(ROOT_MARKER).Length != 0;
}
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public virtual string StartUpPath
{
get
{
return new FileInfo(Assembly.GetExecutingAssembly().Location).Directory.FullName;
}
}
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public virtual String SystemTemp
{
get
{
return Path.GetTempPath();
}
}
public virtual Version Version
{
get { return Assembly.GetExecutingAssembly().GetName().Version; }
}
public virtual DateTime BuildDateTime
{
get
{
var fileLocation = Assembly.GetCallingAssembly().Location;
return new FileInfo(fileLocation).CreationTime;
}
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}
public virtual int NzbDroneProcessIdFromEnviroment
{
get
{
var id = Convert.ToInt32(Environment.GetEnvironmentVariable(NZBDRONE_PID));
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if (id == 0)
throw new InvalidOperationException("NZBDRONE_PID isn't a valid environment variable.");
return id;
}
}
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public virtual string NzbDronePathFromEnviroment
{
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get
{
return Environment.GetEnvironmentVariable(NZBDRONE_PATH);
}
}
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}
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}