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feature<Histories>: show avatars in histories

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leo 2021-03-31 19:47:37 +08:00
parent cb9274c1c6
commit 5d6a7ba4df
4 changed files with 204 additions and 74 deletions
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185
src/Helpers/Avatar.cs Normal file
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@ -0,0 +1,185 @@
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Security.Cryptography;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;
using System.Windows.Media.Imaging;
namespace SourceGit.Helpers {
/// <summary>
/// Avatar control
/// </summary>
public class Avatar : Image {
/// <summary>
/// Colors used in avatar
/// </summary>
public static Brush[] Colors = new Brush[] {
Brushes.DarkBlue,
Brushes.DarkCyan,
Brushes.DarkGoldenrod,
Brushes.DarkGray,
Brushes.DarkGreen,
Brushes.DarkKhaki,
Brushes.DarkMagenta,
Brushes.DarkOliveGreen,
Brushes.DarkOrange,
Brushes.DarkOrchid,
Brushes.DarkRed,
Brushes.DarkSalmon,
Brushes.DarkSeaGreen,
Brushes.DarkSlateBlue,
Brushes.DarkSlateGray,
Brushes.DarkTurquoise,
Brushes.DarkViolet
};
/// <summary>
/// User property definition.
/// </summary>
public static readonly DependencyProperty UserProperty = DependencyProperty.Register(
"User",
typeof(Git.User),
typeof(Avatar),
new PropertyMetadata(null, OnUserChanged));
/// <summary>
/// User property
/// </summary>
public Git.User User {
get { return (Git.User)GetValue(UserProperty); }
set { SetValue(UserProperty, value); }
}
/// <summary>
/// Loading request
/// </summary>
private class Request {
public BitmapImage img = null;
public List<Avatar> targets = new List<Avatar>();
}
/// <summary>
/// Path to cache downloaded avatars
/// </summary>
private static readonly string CACHE_PATH = Path.Combine(
Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
"SourceGit",
"avatars");
/// <summary>
/// Current requests.
/// </summary>
private static Dictionary<string, Request> requesting = new Dictionary<string, Request>();
/// <summary>
/// Render implementation.
/// </summary>
/// <param name="dc"></param>
protected override void OnRender(DrawingContext dc) {
base.OnRender(dc);
if (Source == null && User != null) {
var placeholder = User.Name.Length > 0 ? User.Name.Substring(0, 1) : "?";
var formatted = new FormattedText(
placeholder,
CultureInfo.CurrentCulture,
FlowDirection.LeftToRight,
new Typeface(new FontFamily("Consolas"), FontStyles.Normal, FontWeights.Normal, FontStretches.Normal),
Width * 0.75,
Brushes.White,
VisualTreeHelper.GetDpi(this).PixelsPerDip);
double offsetX = 0;
if (HorizontalAlignment == HorizontalAlignment.Right) {
offsetX = -Width * 0.5;
}
var chars = placeholder.ToCharArray();
var sum = 0;
foreach (var ch in chars) sum += Math.Abs(ch);
var brush = Colors[sum % Colors.Length];
dc.DrawRoundedRectangle(brush, null, new Rect(-Width * 0.5 + offsetX, -Height * 0.5, Width, Height), Width / 16, Height / 16);
dc.DrawText(formatted, new Point(formatted.Width * -0.5 + offsetX, formatted.Height * -0.5));
}
}
/// <summary>
/// Reset image.
/// </summary>
private void ReloadImage(Git.User oldUser) {
if (oldUser != null && requesting.ContainsKey(oldUser.Email)) {
if (requesting[oldUser.Email].targets.Count <= 1) {
requesting.Remove(oldUser.Email);
} else {
requesting[oldUser.Email].targets.Remove(this);
}
}
Source = null;
InvalidateVisual();
if (User == null) return;
var email = User.Email;
if (requesting.ContainsKey(email)) {
requesting[email].targets.Add(this);
return;
}
byte[] hash = MD5.Create().ComputeHash(Encoding.Default.GetBytes(email.ToLower().Trim()));
string md5 = "";
for (int i = 0; i < hash.Length; i++) md5 += hash[i].ToString("x2");
md5 = md5.ToLower();
string filePath = Path.Combine(CACHE_PATH, md5);
if (File.Exists(filePath)) {
Source = new BitmapImage(new Uri(filePath));
return;
}
requesting.Add(email, new Request());
requesting[email].targets.Add(this);
BitmapImage downloading = new BitmapImage(new Uri("https://www.gravatar.com/avatar/" + md5 + "?d=404"));
requesting[email].img = downloading;
downloading.DownloadCompleted += (o, e) => {
var owner = o as BitmapImage;
if (owner != null) {
if (!Directory.Exists(CACHE_PATH)) Directory.CreateDirectory(CACHE_PATH);
var encoder = new PngBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(owner));
using (var fs = new FileStream(filePath, FileMode.Create)) {
encoder.Save(fs);
}
if (requesting.ContainsKey(email)) {
BitmapImage exists = new BitmapImage(new Uri(filePath));
foreach (var one in requesting[email].targets) one.Source = exists;
requesting.Remove(email);
}
}
};
downloading.DownloadFailed += (o, e) => {
requesting.Remove(email);
};
}
/// <summary>
/// Callback on user property changed
/// </summary>
/// <param name="d"></param>
/// <param name="e"></param>
private static void OnUserChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) {
Avatar a = d as Avatar;
if (a != null) a.ReloadImage(e.OldValue as Git.User);
}
}
}

12
src/UI/CommitViewer.xaml
View file

@ -62,11 +62,7 @@
<ColumnDefinition Width="*"/>
</Grid.ColumnDefinitions>
<Border Grid.Row="0" Grid.RowSpan="3" Grid.Column="0" x:Name="authorAvatarMask" Width="64" Height="64" HorizontalAlignment="Right" Background="Gray">
<Path Style="{StaticResource Style.Icon}" Fill="White" Width="56" Height="56" Data="{StaticResource Icon.User}" VerticalAlignment="Bottom"/>
</Border>
<Image Grid.Row="0" Grid.RowSpan="3" Grid.Column="0" Width="64" Height="64" x:Name="authorAvatar" HorizontalAlignment="Right"/>
<helpers:Avatar Grid.Row="0" Grid.RowSpan="3" Grid.Column="0" Width="64" Height="64" x:Name="authorAvatar" HorizontalAlignment="Right"/>
<TextBlock Grid.Row="0" Grid.Column="1" Margin="15,0,0,0" Text="{StaticResource Text.CommitViewer.Info.Author}" Opacity=".6" Foreground="{StaticResource Brush.FG1}"/>
<StackPanel Grid.Row="1" Grid.Column="1" Orientation="Horizontal" Margin="12,0,0,0">
@ -89,11 +85,7 @@
<ColumnDefinition Width="*"/>
</Grid.ColumnDefinitions>
<Border Grid.Row="0" Grid.RowSpan="3" Grid.Column="0" x:Name="committerAvatarMask" Width="64" Height="64" HorizontalAlignment="Right" Background="Gray">
<Path Style="{StaticResource Style.Icon}" Fill="White" Width="56" Height="56" Data="{StaticResource Icon.User}" VerticalAlignment="Bottom"/>
</Border>
<Image Grid.Row="0" Grid.RowSpan="3" Grid.Column="0" Width="64" Height="64" x:Name="committerAvatar" HorizontalAlignment="Right"/>
<helpers:Avatar Grid.Row="0" Grid.RowSpan="3" Grid.Column="0" Width="64" Height="64" x:Name="committerAvatar" HorizontalAlignment="Right"/>
<TextBlock Grid.Row="0" Grid.Column="1" Margin="15,0,0,0" Text="{StaticResource Text.CommitViewer.Info.Committer}" Opacity=".6" Foreground="{StaticResource Brush.FG1}"/>
<StackPanel Grid.Row="1" Grid.Column="1" Margin="12,0,0,0" Orientation="Horizontal">

69
src/UI/CommitViewer.xaml.cs
View file

@ -3,7 +3,6 @@ using System.Collections.Generic;
using System.Diagnostics;
using System.Globalization;
using System.IO;
using System.Security.Cryptography;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
@ -20,11 +19,6 @@ namespace SourceGit.UI {
/// Commit detail viewer
/// </summary>
public partial class CommitViewer : UserControl {
private static readonly string AVATAR_PATH = Path.Combine(
Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
"SourceGit",
"avatars");
private Git.Repository repo = null;
private Git.Commit commit = null;
private List<Git.Change> cachedChanges = new List<Git.Change>();
@ -104,31 +98,17 @@ namespace SourceGit.UI {
authorName.Text = commit.Author.Name;
authorEmail.Text = commit.Author.Email;
authorTime.Text = commit.Author.Time;
authorAvatar.User = commit.Author;
if (commit.Committer.Email == commit.Author.Email) {
if (commit.Committer.Time == commit.Author.Time) {
committerPanel.Visibility = Visibility.Hidden;
committerName.Text = commit.Committer.Name;
committerEmail.Text = commit.Committer.Email;
committerTime.Text = commit.Committer.Time;
committerAvatar.User = commit.Committer;
SetAvatar(authorAvatar, authorAvatarMask, commit.Author.Email);
} else {
committerPanel.Visibility = Visibility.Visible;
committerName.Text = commit.Committer.Name;
committerEmail.Text = commit.Committer.Email;
committerTime.Text = commit.Committer.Time;
SetAvatar(authorAvatar, authorAvatarMask, commit.Author.Email);
SetAvatar(committerAvatar, committerAvatarMask, commit.Committer.Email, false);
}
if (commit.Committer.Email == commit.Author.Email && commit.Committer.Time == commit.Author.Time) {
committerPanel.Visibility = Visibility.Hidden;
} else {
committerPanel.Visibility = Visibility.Visible;
committerName.Text = commit.Committer.Name;
committerEmail.Text = commit.Committer.Email;
committerTime.Text = commit.Committer.Time;
SetAvatar(authorAvatar, authorAvatarMask, commit.Author.Email);
SetAvatar(committerAvatar, committerAvatarMask, commit.Committer.Email);
}
if (commit.Decorators.Count == 0) {
@ -138,41 +118,6 @@ namespace SourceGit.UI {
}
}
private void SetAvatar(Image img, Border mask, string email, bool save = true) {
byte[] hash = MD5.Create().ComputeHash(Encoding.Default.GetBytes(email.ToLower().Trim()));
string md5 = "";
for (int i = 0; i < hash.Length; i++) md5 += hash[i].ToString("x2");
md5 = md5.ToLower();
if (!Directory.Exists(AVATAR_PATH)) Directory.CreateDirectory(AVATAR_PATH);
mask.Visibility = Visibility.Visible;
var sha = commit.SHA;
string filePath = Path.Combine(AVATAR_PATH, md5);
if (File.Exists(filePath)) {
img.Source = new BitmapImage(new Uri(filePath));
mask.Visibility = Visibility.Hidden;
} else {
var bitmap = new BitmapImage(new Uri("https://www.gravatar.com/avatar/" + md5 + "?d=404"));
if (save) {
bitmap.DownloadCompleted += (o, e) => {
var owner = o as BitmapImage;
if (owner != null) {
var encoder = new PngBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(owner));
using (var fs = new FileStream(filePath, FileMode.Create)) {
encoder.Save(fs);
}
}
if (commit.SHA == sha) mask.Visibility = Visibility.Hidden;
};
}
img.Source = bitmap;
}
}
private void NavigateParent(object sender, RequestNavigateEventArgs e) {
repo.OnNavigateCommit?.Invoke(e.Uri.OriginalString);
e.Handled = true;

12
src/UI/Histories.xaml
View file

@ -136,7 +136,15 @@
</DataGridTemplateColumn.CellTemplate>
</DataGridTemplateColumn>
<DataGridTextColumn Width="100" IsReadOnly="True" Binding="{Binding Committer.Name}" ElementStyle="{StaticResource Style.DataGridText}"/>
<DataGridTemplateColumn Width="32" IsReadOnly="True">
<DataGridTemplateColumn.CellTemplate>
<DataTemplate>
<helpers:Avatar Width="16" Height="16" HorizontalAlignment="Center" VerticalAlignment="Center" User="{Binding Committer}"/>
</DataTemplate>
</DataGridTemplateColumn.CellTemplate>
</DataGridTemplateColumn>
<DataGridTextColumn Width="84" IsReadOnly="True" Binding="{Binding Committer.Name}" ElementStyle="{StaticResource Style.DataGridText.NoPadding}"/>
<DataGridTextColumn Width="84" IsReadOnly="True" Binding="{Binding ShortSHA}" ElementStyle="{StaticResource Style.DataGridText}"/>
<DataGridTextColumn Width="128" IsReadOnly="True" Binding="{Binding Committer.Time}" ElementStyle="{StaticResource Style.DataGridText.NoPadding}"/>
</DataGrid.Columns>
@ -154,7 +162,7 @@
</DataGrid>
<!-- Commit Graph -->
<Border x:Name="commitGraphContainer" Grid.Row="1" Margin="0,0,310,0" ClipToBounds="True" IsHitTestVisible="False">
<Border x:Name="commitGraphContainer" Grid.Row="1" Margin="0,0,342,0" ClipToBounds="True" IsHitTestVisible="False">
<helpers:CommitGraph
x:Name="commitGraph"
Width="{Binding ElementName=commitGraphContainer, Path=ActualWidth}"