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Merge pull request #363 from Mbucari/master

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Change assembly loadig
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rmcrackan 2022-08-18 13:36:08 -04:00 committed by GitHub
commit 959e31972e
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1 changed files with 51 additions and 21 deletions
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72
Source/LibationFileManager/InteropFactory.cs
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@ -21,7 +21,7 @@ namespace LibationFileManager
private static IInteropFunctions _create(params object[] values)
=> InteropFunctionsType is null ? new NullInteropFunctions()
//: values is null || values.Length == 0 ? Activator.CreateInstance(InteropFunctionsType) as IInteropFunctions
//: values is null || values.Length == 0 ? Activator.CreateInstance(InteropFunctionsType) as IInteropFunctions
: Activator.CreateInstance(InteropFunctionsType, values) as IInteropFunctions;
#region load types
@ -32,7 +32,7 @@ namespace LibationFileManager
: Configuration.IsMacOs ? a => Path.GetFileName(a).StartsWithInsensitive("mac") || Path.GetFileName(a).StartsWithInsensitive("osx")
: _ => false;
private const string CONFIG_APP_ENDING = "ConfigApp.exe";
private const string CONFIG_APP_ENDING = "ConfigApp.dll";
private static List<ProcessModule> ModuleList { get; } = new();
static InteropFactory()
{
@ -41,16 +41,26 @@ namespace LibationFileManager
// nothing to load
if (configApp is null)
{
Serilog.Log.Logger.Error($"Unable to locate *{CONFIG_APP_ENDING}");
return;
}
// runs the exe and gets the exe's loaded modules
ModuleList = LoadModuleList(Path.GetFileNameWithoutExtension(configApp))
.OrderBy(x => x.ModuleName)
.ToList();
/*
* Commented code used to locate assemblies from the *ConfigApp.exe's module list.
* Use this method to locate dependencies when they are not in Libation's program files directory.
#if DEBUG
// runs the exe and gets the exe's loaded modules
ModuleList = LoadModuleList(Path.GetFileNameWithoutExtension(configApp))
.OrderBy(x => x.ModuleName)
.ToList();
#endif
*/
AppDomain.CurrentDomain.AssemblyResolve += CurrentDomain_AssemblyResolve;
var configAppAssembly = Assembly.LoadFrom(Path.ChangeExtension(configApp, "dll"));
var configAppAssembly = Assembly.LoadFrom(configApp);
var type = typeof(IInteropFunctions);
InteropFunctionsType = configAppAssembly
.GetTypes()
@ -60,21 +70,19 @@ namespace LibationFileManager
{
var here = Path.GetDirectoryName(Environment.ProcessPath);
// find '*ConfigApp.exe' files
var exes =
// find '*ConfigApp.dll' files
var appName =
Directory.EnumerateFiles(here, $"*{CONFIG_APP_ENDING}", SearchOption.TopDirectoryOnly)
// sanity check. shouldn't ever be true
.Except(new[] { Environment.ProcessPath })
.Where(exe =>
// has a corresponding dll
File.Exists(Path.ChangeExtension(exe, "dll"))
&& MatchesOS(exe)
)
.ToList();
var exeName = exes.FirstOrDefault();
return exeName;
.FirstOrDefault(exe => MatchesOS(exe));
return appName;
}
/*
* Use this method to locate dependencies when they are not in Libation's program files directory.
*
private static List<ProcessModule> LoadModuleList(string exeName)
{
var proc = new Process
@ -111,16 +119,38 @@ namespace LibationFileManager
return modules;
}
*/
private static Assembly CurrentDomain_AssemblyResolve(object sender, ResolveEventArgs args)
{
// e.g. "System.Windows.Forms, Version=6.0.2.0, Culture=neutral, PublicKeyToken=b77a5c561934e089"
var asmName = args.Name.Split(',')[0];
var asmName = args.Name.Split(',')[0] + ".dll";
// `First` instead of `FirstOrDefault`. If it's not present we're going to fail anyway. May as well be here
var module = ModuleList.First(m => m.ModuleName.StartsWith(asmName));
return Assembly.LoadFrom(module.FileName);
/*
* Commented code used to locate assemblies from the *ConfigApp.exe's module list.
* Use this method to locate dependencies when they are not in Libation's program files directory.
#if DEBUG
var modulePath = ModuleList.SingleOrDefault(m => m.ModuleName.EqualsInsensitive(asmName))?.FileName;
#else
*/
var here = Path.GetDirectoryName(Environment.ProcessPath);
// find the requested assembly in the program files directory
var modulePath =
Directory.EnumerateFiles(here, asmName, SearchOption.TopDirectoryOnly)
.SingleOrDefault();
//#endif
if (modulePath is null)
{
//Let the runtime handle any dll not found exceptions.
Serilog.Log.Logger.Error($"Unable to load module {args.Name}");
return null;
}
return Assembly.LoadFrom(modulePath);
}
#endregion