internal static string InternalGetFolderPath(Environment.SpecialFolder folder)
{
string text = Environment.internalGetHome();
string text2 = Environment.internalGetEnvironmentVariable("XDG_DATA_HOME");
if (text2 == null || text2 == string.Empty)
{
text2 = Path.Combine(text, ".local");
text2 = Path.Combine(text2, "share");
}
string text3 = Environment.internalGetEnvironmentVariable("XDG_CONFIG_HOME");
if (text3 == null || text3 == string.Empty)
{
text3 = Path.Combine(text, ".config");
}
switch (folder)
{
case Environment.SpecialFolder.Desktop:
case Environment.SpecialFolder.DesktopDirectory:
return(Environment.ReadXdgUserDir(text3, text, "XDG_DESKTOP_DIR", "Desktop"));
case Environment.SpecialFolder.Programs:
case Environment.SpecialFolder.Favorites:
case Environment.SpecialFolder.Startup:
case Environment.SpecialFolder.Recent:
case Environment.SpecialFolder.SendTo:
case Environment.SpecialFolder.StartMenu:
case Environment.SpecialFolder.Templates:
case Environment.SpecialFolder.InternetCache:
case Environment.SpecialFolder.Cookies:
case Environment.SpecialFolder.History:
case Environment.SpecialFolder.System:
case Environment.SpecialFolder.ProgramFiles:
case Environment.SpecialFolder.CommonProgramFiles:
return(string.Empty);
case Environment.SpecialFolder.MyDocuments:
return(text);
case Environment.SpecialFolder.MyMusic:
return(Environment.ReadXdgUserDir(text3, text, "XDG_MUSIC_DIR", "Music"));
case Environment.SpecialFolder.MyComputer:
return(string.Empty);
case Environment.SpecialFolder.ApplicationData:
return(text3);
case Environment.SpecialFolder.LocalApplicationData:
return(text2);
case Environment.SpecialFolder.CommonApplicationData:
return("/usr/share");
case Environment.SpecialFolder.MyPictures:
return(Environment.ReadXdgUserDir(text3, text, "XDG_PICTURES_DIR", "Pictures"));
}
throw new ArgumentException("Invalid SpecialFolder");
}
private static Hashtable GetEnvironmentVariablesNoCase()
{
Hashtable hashtable = new Hashtable(CaseInsensitiveHashCodeProvider.Default, CaseInsensitiveComparer.Default);
foreach (string text in Environment.GetEnvironmentVariableNames())
{
hashtable[text] = Environment.internalGetEnvironmentVariable(text);
}
return(hashtable);
}
/// <summary>Retrieves all environment variable names and their values from the current process.</summary>
/// <returns>An <see cref="T:System.Collections.IDictionary" /> that contains all environment variable names and their values; otherwise, an empty dictionary if no environment variables are found.</returns>
/// <exception cref="T:System.Security.SecurityException">The caller does not have the required permission to perform this operation.</exception>
/// <exception cref="T:System.OutOfMemoryException">The buffer is out of memory.</exception>
/// <filterpriority>1</filterpriority>
/// <PermissionSet>
/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
/// </PermissionSet>
public static IDictionary GetEnvironmentVariables()
{
Hashtable hashtable = new Hashtable();
foreach (string text in Environment.GetEnvironmentVariableNames())
{
hashtable[text] = Environment.internalGetEnvironmentVariable(text);
}
return(hashtable);
}
private static string ReadXdgUserDir(string config_dir, string home_dir, string key, string fallback)
{
string text = Environment.internalGetEnvironmentVariable(key);
if (text != null && text != string.Empty)
{
return(text);
}
string path = Path.Combine(config_dir, "user-dirs.dirs");
if (!File.Exists(path))
{
return(Path.Combine(home_dir, fallback));
}
try
{
using (StreamReader streamReader = new StreamReader(path))
{
string text2;
while ((text2 = streamReader.ReadLine()) != null)
{
text2 = text2.Trim();
int num = text2.IndexOf('=');
if (num > 8 && text2.Substring(0, num) == key)
{
string text3 = text2.Substring(num + 1).Trim(new char[]
{
'"'
});
bool flag = false;
if (text3.StartsWith("$HOME/"))
{
flag = true;
text3 = text3.Substring(6);
}
else if (!text3.StartsWith("/"))
{
flag = true;
}
return((!flag) ? text3 : Path.Combine(home_dir, text3));
}
}
}
}
catch (FileNotFoundException)
{
}
return(Path.Combine(home_dir, fallback));
}
/// <summary>Retrieves the value of an environment variable from the current process.</summary>
/// <returns>The value of the environment variable specified by <paramref name="variable" />, or null if the environment variable is not found.</returns>
/// <param name="variable">The name of the environment variable. </param>
/// <exception cref="T:System.ArgumentNullException">
/// <paramref name="variable" /> is null. </exception>
/// <exception cref="T:System.Security.SecurityException">The caller does not have the required permission to perform this operation.</exception>
/// <filterpriority>1</filterpriority>
/// <PermissionSet>
/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
/// </PermissionSet>
public static string GetEnvironmentVariable(string variable)
{
return(Environment.internalGetEnvironmentVariable(variable));
}