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Remove unused catch and optimize code

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This commit is contained in:
张弘韬 2021-01-17 23:45:15 +08:00
parent 61c1f2c620
commit d35d7ae2d6
1 changed files with 54 additions and 65 deletions
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119
Plugins/Flow.Launcher.Plugin.Program/Programs/Win32.cs
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@ -16,7 +16,6 @@ using Stopwatch = Flow.Launcher.Infrastructure.Stopwatch;
namespace Flow.Launcher.Plugin.Program.Programs
{
[Serializable]
public class Win32 : IProgram
{
@ -127,19 +126,19 @@ namespace Flow.Launcher.Plugin.Program.Programs
Action = _ =>
{
var args = !string.IsNullOrWhiteSpace(Main._settings.CustomizedArgs)
? Main._settings.CustomizedArgs
.Replace("%s",$"\"{ParentDirectory}\"")
.Replace("%f",$"\"{FullPath}\"")
: Main._settings.CustomizedExplorer==Settings.Explorer
? $"/select,\"{FullPath}\""
: Settings.ExplorerArgs;
? Main._settings.CustomizedArgs
.Replace("%s", $"\"{ParentDirectory}\"")
.Replace("%f", $"\"{FullPath}\"")
: Main._settings.CustomizedExplorer == Settings.Explorer
? $"/select,\"{FullPath}\""
: Settings.ExplorerArgs;
Main.StartProcess(Process.Start,
new ProcessStartInfo(
!string.IsNullOrWhiteSpace(Main._settings.CustomizedExplorer)
? Main._settings.CustomizedExplorer
: Settings.Explorer,
args));
new ProcessStartInfo(
!string.IsNullOrWhiteSpace(Main._settings.CustomizedExplorer)
? Main._settings.CustomizedExplorer
: Settings.Explorer,
args));
return true;
},
@ -150,7 +149,6 @@ namespace Flow.Launcher.Plugin.Program.Programs
}
public override string ToString()
{
return ExecutableName;
@ -176,9 +174,9 @@ namespace Flow.Launcher.Plugin.Program.Programs
catch (Exception e) when (e is SecurityException || e is UnauthorizedAccessException)
{
ProgramLogger.LogException($"|Win32|Win32Program|{path}" +
$"|Permission denied when trying to load the program from {path}", e);
$"|Permission denied when trying to load the program from {path}", e);
return new Win32() { Valid = false, Enabled = false };
return new Win32() {Valid = false, Enabled = false};
}
}
@ -216,13 +214,15 @@ namespace Flow.Launcher.Plugin.Program.Programs
}
}
}
return program;
}
catch (COMException e)
{
// C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\MiracastView.lnk always cause exception
ProgramLogger.LogException($"|Win32|LnkProgram|{path}" +
"|Error caused likely due to trying to get the description of the program", e);
"|Error caused likely due to trying to get the description of the program",
e);
program.Valid = false;
return program;
@ -252,37 +252,22 @@ namespace Flow.Launcher.Plugin.Program.Programs
catch (Exception e) when (e is SecurityException || e is UnauthorizedAccessException)
{
ProgramLogger.LogException($"|Win32|ExeProgram|{path}" +
$"|Permission denied when trying to load the program from {path}", e);
$"|Permission denied when trying to load the program from {path}", e);
return new Win32() { Valid = false, Enabled = false };
return new Win32() {Valid = false, Enabled = false};
}
}
private static IEnumerable<string> ProgramPaths(string directory, string[] suffixes)
{
if (!Directory.Exists(directory))
return new string[] { };
try
{
var paths = Directory.EnumerateFiles(directory, "*", new EnumerationOptions
{
IgnoreInaccessible = true,
RecurseSubdirectories = true
})
.Where(x => suffixes.Contains(Extension(x)));
return Enumerable.Empty<string>();
return paths;
}
catch (DirectoryNotFoundException e)
return Directory.EnumerateFiles(directory, "*", new EnumerationOptions
{
ProgramLogger.LogException($"Directory not found {directory}", e);
return new string[] { };
}
catch (Exception e) when (e is SecurityException || e is UnauthorizedAccessException)
{
ProgramLogger.LogException($"Permission denied {directory}", e);
return new string[] { };
}
IgnoreInaccessible = true,
RecurseSubdirectories = true
}).Where(x => suffixes.Contains(Extension(x)));
}
private static string Extension(string path)
@ -328,13 +313,13 @@ namespace Flow.Launcher.Plugin.Program.Programs
var toFilter = paths1.Concat(paths2);
var programs = toFilter
.Where(t1 => !disabledProgramsList.Any(x => x.UniqueIdentifier == t1))
.Distinct()
.Select(x => Extension(x) switch
{
ShortcutExtension => LnkProgram(x),
_ => Win32Program(x)
}).Where(x => x.Valid);
.Where(t1 => !disabledProgramsList.Any(x => x.UniqueIdentifier == t1))
.Distinct()
.Select(x => Extension(x) switch
{
ShortcutExtension => LnkProgram(x),
_ => Win32Program(x)
}).Where(x => x.Valid);
return programs;
}
@ -351,6 +336,7 @@ namespace Flow.Launcher.Plugin.Program.Programs
{
programs = programs.Concat(GetProgramsFromRegistry(rootMachine));
}
if (rootUser != null)
{
programs = programs.Concat(GetProgramsFromRegistry(rootUser));
@ -360,7 +346,9 @@ namespace Flow.Launcher.Plugin.Program.Programs
var disabledProgramsList = Main._settings.DisabledProgramSources;
var toFilter = programs.Where(p => suffixes.Contains(Extension(p.ExecutableName)));
var filtered = toFilter.Where(t1 => !disabledProgramsList.Any(x => x.UniqueIdentifier == t1.UniqueIdentifier)).Select(t1 => t1);
var filtered = toFilter
.Where(t1 => !disabledProgramsList.Any(x => x.UniqueIdentifier == t1.UniqueIdentifier))
.Select(t1 => t1);
return filtered.ToList();
}
@ -368,10 +356,10 @@ namespace Flow.Launcher.Plugin.Program.Programs
private static IEnumerable<Win32> GetProgramsFromRegistry(RegistryKey root)
{
return root
.GetSubKeyNames()
.Select(x => GetProgramPathFromRegistrySubKeys(root, x))
.Distinct()
.Select(x => GetProgramFromPath(x));
.GetSubKeyNames()
.Select(x => GetProgramPathFromRegistrySubKeys(root, x))
.Distinct()
.Select(GetProgramFromPath);
}
private static string GetProgramPathFromRegistrySubKeys(RegistryKey root, string subkey)
@ -397,7 +385,7 @@ namespace Flow.Launcher.Plugin.Program.Programs
catch (Exception e) when (e is SecurityException || e is UnauthorizedAccessException)
{
ProgramLogger.LogException($"|Win32|GetProgramPathFromRegistrySubKeys|{path}" +
$"|Permission denied when trying to load the program from {path}", e);
$"|Permission denied when trying to load the program from {path}", e);
return string.Empty;
}
@ -419,13 +407,13 @@ namespace Flow.Launcher.Plugin.Program.Programs
return entry;
}
private class Win32ComparatorBasedonDescription : IEqualityComparer<Win32>
private class Win32ComparatorWithDescription : IEqualityComparer<Win32>
{
public readonly static Win32ComparatorBasedonDescription Default = new Win32ComparatorBasedonDescription();
public static readonly Win32ComparatorWithDescription Default = new Win32ComparatorWithDescription();
public bool Equals(Win32 x, Win32 y)
{
return x.Description == y.Description;
return x?.Description == y?.Description;
}
public int GetHashCode(Win32 obj)
@ -435,16 +423,16 @@ namespace Flow.Launcher.Plugin.Program.Programs
}
private static Win32[] ProgramsHasher(IEnumerable<Win32> programs)
=> programs.GroupBy(p => p.FullPath.ToLower())
.SelectMany(g =>
{
var tempList = g.ToList();
if (tempList.Count() > 1)
return g.Where(p => !string.IsNullOrEmpty(p.Description))
.Distinct(Win32ComparatorBasedonDescription.Default);
else
return g.Take(1);
}).ToArray();
{
return programs.GroupBy(p => p.FullPath.ToLower())
.SelectMany(g =>
{
if (g.Count() > 1)
return g.Where(p => !string.IsNullOrEmpty(p.Description))
.Distinct(Win32ComparatorWithDescription.Default);
return g;
}).ToArray();
}
public static Win32[] All(Settings settings)
@ -467,6 +455,7 @@ namespace Flow.Launcher.Plugin.Program.Programs
var startMenu = StartMenuPrograms(settings.ProgramSuffixes);
programs = programs.Concat(startMenu);
}
return ProgramsHasher(programs);
}
#if DEBUG //This is to make developer aware of any unhandled exception and add in handling.
@ -486,4 +475,4 @@ namespace Flow.Launcher.Plugin.Program.Programs
#endif
}
}
}
}