mirror of
https://github.com/the1812/Bilibili-Evolved.git
synced 2025-11-04 21:22:45 +08:00
183 lines
6.7 KiB
C#
183 lines
6.7 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Text.RegularExpressions;
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using System.Threading.Tasks;
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namespace BilibiliEvolved.Build
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{
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partial class ProjectBuilder
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{
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public ProjectBuilder BuildResources()
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{
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new CssMinifier().Build(this);
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new HtmlMinifier().Build(this);
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new JavascriptMinifier().Build(this);
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return this;
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}
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}
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abstract class ResourceMinifier
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{
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public abstract Predicate<FileInfo> FileFilter { get; }
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public abstract string ResourceType { get; }
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public abstract string Minify(string input);
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protected string GetMinifiedFileName(string path)
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{
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var fileInfo = new FileInfo(path);
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return "min/" + fileInfo.Name.Insert(fileInfo.Name.LastIndexOf("."), ".min");
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}
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protected IEnumerable<string> GetFiles(Predicate<FileInfo> filter)
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{
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string getRelativePath(string fullPath)
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{
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var currentFolder = Environment.CurrentDirectory;
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var path = fullPath.Replace(currentFolder, "");
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if (path.StartsWith(Path.DirectorySeparatorChar))
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{
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return path.Remove(path.IndexOf(Path.DirectorySeparatorChar), 1);
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}
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else
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{
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return path;
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}
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}
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IEnumerable<string> getFiles(Predicate<FileInfo> predicate, string path)
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{
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var list = new List<string>();
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var currentDirectory = new DirectoryInfo(path);
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list.AddRange(currentDirectory.EnumerateFiles()
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.Where(file => predicate(file))
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.Select(file => getRelativePath(file.FullName)));
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foreach (var subDir in currentDirectory.EnumerateDirectories())
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{
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list.AddRange(getFiles(filter, subDir.FullName));
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}
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return list;
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}
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var directory = Environment.CurrentDirectory;
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if (!directory.EndsWith(Path.DirectorySeparatorChar))
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{
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directory = directory + Path.DirectorySeparatorChar;
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}
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return getFiles(filter, directory);
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}
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public virtual ProjectBuilder Build(ProjectBuilder builder)
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{
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var files = GetFiles(file =>
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FileFilter(file)
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&& !file.FullName.Contains(@".vs\")
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&& !file.FullName.Contains(@".vscode\")
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&& !file.FullName.Contains(@"build-scripts\")
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&& !file.FullName.Contains(@"node_modules\")
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&& !file.FullName.Contains(@".backup.")
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);
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using (var cache = new BuildCache())
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{
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var changedFiles = files.Where(file => !cache.Contains(file));
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Parallel.ForEach(changedFiles, path =>
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{
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builder.WriteInfo($"{ResourceType} minify: {path}");
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var text = File.ReadAllText(path);
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var result = Minify(text);
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var outputPath = GetMinifiedFileName(path);
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File.WriteAllText(outputPath, result);
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cache.AddCache(path);
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builder.WriteHint($"\t=> {outputPath.PadRight(48)}{(100.0 * result.Length / text.Length):0.##}%");
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});
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cache.SaveCache();
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}
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files.ForEach(file =>
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{
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builder.OriginalResourceLength += new FileInfo(file).Length;
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builder.MinifiedResourceLength += new FileInfo(GetMinifiedFileName(file)).Length;
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});
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builder.WriteSuccess($"{ResourceType} minify complete.");
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return builder;
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}
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}
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sealed class CssMinifier : ResourceMinifier
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{
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public override Predicate<FileInfo> FileFilter { get; } = file =>
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{
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return !file.FullName.Contains(".min")
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&& file.Name != "dark.css"
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&& file.Name != "dark-template.css"
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&& (file.Extension == ".css");
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};
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public override string ResourceType { get; } = "CSS";
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public override string Minify(string input)
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{
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// var commentRegex = new Regex(@"/\*[^\0]*?\*/|^\s*//.*$", RegexOptions.Multiline);
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// input = commentRegex.Replace(input, "");
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// var selectorRegex = new Regex(@"[\s]*([^\0,}]+?)[\s]*({)|[\s]*([^\0}]+?)(,)" + Environment.NewLine);
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// input = selectorRegex.Replace(input, "$1$2$3$4");
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// var ruleRegex = new Regex(@"[\s]*([a-z\-]+:)[ ]*(.*?)[ ]*(!important)?;[\s]*");
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// input = ruleRegex.Replace(input, "$1$2$3;");
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// return input
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// .Replace(Environment.NewLine, "")
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// .Replace("\n", "")
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// .Replace("\r", "")
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// .Replace(", ", ",");
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return new UglifyCss().Run(input);
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}
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public override ProjectBuilder Build(ProjectBuilder builder)
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{
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base.Build(builder);
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return builder.BuildDarkStyles();
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}
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}
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sealed class JavascriptMinifier : ResourceMinifier
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{
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public override Predicate<FileInfo> FileFilter { get; } = file =>
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{
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return !file.FullName.Contains(".min")
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&& !file.FullName.Contains(@"builder\")
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&& !file.FullName.Contains("bilibili-evolved.")
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&& file.Extension == ".js";
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};
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public override string ResourceType { get; } = "JavaScript";
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public override string Minify(string input)
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{
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return new UglifyJs().Run(input);
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}
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}
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sealed class HtmlMinifier : ResourceMinifier
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{
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public override Predicate<FileInfo> FileFilter { get; } = file =>
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{
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return !file.FullName.Contains(".min") && file.Extension == ".html";
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};
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public override string ResourceType { get; } = "HTML";
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public override string Minify(string input)
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{
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// var commentRegex = new Regex(@"<!--[^\0]*?-->", RegexOptions.Multiline);
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// input = commentRegex.Replace(input, "");
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// var blankRegex = new Regex(@"(?<=>)[\s]*([^\s]*)[\s]*(?=<)|[\s]*(?=/>)", RegexOptions.Multiline);
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// input = blankRegex.Replace(input, "$1");
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// return input
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// .Replace(Environment.NewLine, "")
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// .Replace("\n", "")
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// .Replace("\r", "");
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return new UglifyHtml().Run(input);
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}
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}
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}
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