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Hash functions

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This commit is contained in:
Ádám Kovács
2022-02-16 21:03:34 +01:00
parent 27a974e3e2
commit d1ceb95884
18 changed files with 240 additions and 39 deletions
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64
src/GuiApp/FileTime.Avalonia/Services/CommandHandlerService.cs
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@@ -2,12 +2,14 @@ using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Security.Cryptography;
using System.Threading.Tasks;
using FileTime.App.Core.Clipboard;
using FileTime.App.Core.Command;
using FileTime.Avalonia.Application;
using FileTime.Avalonia.IconProviders;
using FileTime.Avalonia.Misc;
using FileTime.Avalonia.Models;
using FileTime.Avalonia.ViewModels;
using FileTime.Core.Command;
using FileTime.Core.Components;
@@ -65,6 +67,7 @@ namespace FileTime.Avalonia.Services
{Commands.ChangeTimelineMode, ChangeTimelineMode},
{Commands.CloseTab, CloseTab},
{Commands.Copy, Copy},
{Commands.CopyHash, CopyHash},
{Commands.CopyPath, CopyPath},
{Commands.CreateContainer, CreateContainer},
{Commands.CreateElement, CreateElement},
@@ -276,13 +279,13 @@ namespace FileTime.Avalonia.Services
var createContainerCommand = new CreateContainerCommand(new AbsolutePath(container), containerName);
await AddCommand(createContainerCommand);
}
catch(Exception e)
catch (Exception e)
{
_logger.LogError(e, "Error while creating container {Container}", containerName);
}
};
_dialogService.ReadInputs(new List<InputElement>() { new InputElement("Container name", InputType.Text) }, handler);
_dialogService.ReadInputs(new List<InputElement>() { InputElement.ForText("Container name") }, handler);
return Task.CompletedTask;
}
@@ -299,13 +302,13 @@ namespace FileTime.Avalonia.Services
var createElementCommand = new CreateElementCommand(new AbsolutePath(container), elementName);
await AddCommand(createElementCommand);
}
catch(Exception e)
catch (Exception e)
{
_logger.LogError(e, "Error while creating element {Element}", elementName);
}
};
_dialogService.ReadInputs(new List<InputElement>() { new InputElement("Element name", InputType.Text) }, handler);
_dialogService.ReadInputs(new List<InputElement>() { InputElement.ForText("Element name") }, handler);
return Task.CompletedTask;
}
@@ -487,7 +490,7 @@ namespace FileTime.Avalonia.Services
await AddCommand(renameCommand);
};
_dialogService.ReadInputs(new List<InputElement>() { new InputElement("New name", InputType.Text, selectedItem.Name) }, handler);
_dialogService.ReadInputs(new List<InputElement>() { InputElement.ForText("New name", selectedItem.Name) }, handler);
}
return Task.CompletedTask;
}
@@ -543,7 +546,7 @@ namespace FileTime.Avalonia.Services
}
};
_dialogService.ReadInputs(new List<InputElement>() { new InputElement("Path", InputType.Text) }, handler);
_dialogService.ReadInputs(new List<InputElement>() { InputElement.ForText("Path") }, handler);
return Task.CompletedTask;
}
@@ -580,9 +583,17 @@ namespace FileTime.Avalonia.Services
var currentContainer = _appState.SelectedTab.CurrentLocation.Container;
var textToCopy = currentContainer.NativePath;
if (textToCopy != null && global::Avalonia.Application.Current?.Clipboard is global::Avalonia.Input.Platform.IClipboard clipboard)
if (textToCopy != null)
{
await clipboard.SetTextAsync(textToCopy);
await CopyToClipboard(textToCopy);
}
}
private static async Task CopyToClipboard(string text)
{
if (global::Avalonia.Application.Current?.Clipboard is global::Avalonia.Input.Platform.IClipboard clipboard)
{
await clipboard.SetTextAsync(text);
}
}
@@ -633,7 +644,7 @@ namespace FileTime.Avalonia.Services
return Task.CompletedTask;
};
_dialogService.ReadInputs(new List<InputElement>() { new InputElement("Command", InputType.Text) }, handler);
_dialogService.ReadInputs(new List<InputElement>() { InputElement.ForText("Command") }, handler);
return Task.CompletedTask;
}
@@ -840,5 +851,40 @@ namespace FileTime.Avalonia.Services
//TODO: else
return Task.CompletedTask;
}
private Task CopyHash()
{
var handler = async (List<InputElementWrapper> inputs) =>
{
var hashFunction = (HashFunction?)inputs[0].Option;
if (hashFunction != null && _appState.SelectedTab.SelectedItem?.Item is IElement element && element.Provider.SupportsContentStreams)
{
using var stream = new ContentProviderStream(await element.GetContentReaderAsync());
string? hashString = null;
using HashAlgorithm hashFunc = hashFunction switch
{
HashFunction.MD5 => MD5.Create(),
HashFunction.SHA256 => SHA256.Create(),
HashFunction.SHA384 => SHA384.Create(),
HashFunction.SHA512 => SHA512.Create(),
_ => throw new NotImplementedException()
};
var hash = hashFunc.ComputeHash(stream);
hashString = string.Concat(hash.Select(b => b.ToString("X2")));
_dialogService.ShowToastMessage($"Hash copied ({hashString})");
await CopyToClipboard(hashString);
}
};
_dialogService.ReadInputs(new List<InputElement>()
{
InputElement.ForOptions("Hash function", Enum.GetValues<HashFunction>().Cast<object>().ToList())
}, handler);
return Task.CompletedTask;
}
}
}