541 lines
21 KiB
C#
541 lines
21 KiB
C#
using MediaBrowser.Common.IO;
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using MediaBrowser.Controller.Configuration;
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using MediaBrowser.Controller.Localization;
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using MediaBrowser.Model.Logging;
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using MediaBrowser.Model.Serialization;
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using System;
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using System.Collections.Generic;
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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.Threading.Tasks;
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using CommonIO;
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using MediaBrowser.Controller.Net;
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using WebMarkupMin.Core;
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using WebMarkupMin.Core.Minifiers;
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using WebMarkupMin.Core.Settings;
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namespace MediaBrowser.WebDashboard.Api
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{
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public class PackageCreator
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{
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private readonly IFileSystem _fileSystem;
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private readonly ILocalizationManager _localization;
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private readonly ILogger _logger;
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private readonly IServerConfigurationManager _config;
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private readonly IJsonSerializer _jsonSerializer;
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public PackageCreator(IFileSystem fileSystem, ILocalizationManager localization, ILogger logger, IServerConfigurationManager config, IJsonSerializer jsonSerializer)
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{
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_fileSystem = fileSystem;
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_localization = localization;
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_logger = logger;
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_config = config;
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_jsonSerializer = jsonSerializer;
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}
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public async Task<Stream> GetResource(string path,
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string mode,
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string localizationCulture,
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string appVersion,
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bool enableMinification)
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{
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Stream resourceStream;
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if (path.Equals("css/all.css", StringComparison.OrdinalIgnoreCase))
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{
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resourceStream = await GetAllCss(enableMinification).ConfigureAwait(false);
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enableMinification = false;
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}
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else
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{
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resourceStream = GetRawResourceStream(path);
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}
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if (resourceStream != null)
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{
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// Don't apply any caching for html pages
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// jQuery ajax doesn't seem to handle if-modified-since correctly
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if (IsFormat(path, "html"))
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{
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if (IsCoreHtml(path))
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{
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resourceStream = await ModifyHtml(resourceStream, mode, appVersion, localizationCulture, enableMinification).ConfigureAwait(false);
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}
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}
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else if (IsFormat(path, "js"))
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{
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if (path.IndexOf(".min.", StringComparison.OrdinalIgnoreCase) == -1 && path.IndexOf("bower_components", StringComparison.OrdinalIgnoreCase) == -1)
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{
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resourceStream = await ModifyJs(resourceStream, enableMinification).ConfigureAwait(false);
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}
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}
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else if (IsFormat(path, "css"))
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{
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if (path.IndexOf(".min.", StringComparison.OrdinalIgnoreCase) == -1 && path.IndexOf("bower_components", StringComparison.OrdinalIgnoreCase) == -1)
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{
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resourceStream = await ModifyCss(resourceStream, enableMinification).ConfigureAwait(false);
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}
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}
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}
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return resourceStream;
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}
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/// <summary>
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/// Determines whether the specified path is HTML.
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/// </summary>
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/// <param name="path">The path.</param>
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/// <param name="format">The format.</param>
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/// <returns><c>true</c> if the specified path is HTML; otherwise, <c>false</c>.</returns>
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private bool IsFormat(string path, string format)
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{
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return Path.GetExtension(path).EndsWith(format, StringComparison.OrdinalIgnoreCase);
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}
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/// <summary>
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/// Gets the dashboard UI path.
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/// </summary>
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/// <value>The dashboard UI path.</value>
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public string DashboardUIPath
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{
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get
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{
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if (!string.IsNullOrEmpty(_config.Configuration.DashboardSourcePath))
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{
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return _config.Configuration.DashboardSourcePath;
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}
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return Path.Combine(_config.ApplicationPaths.ApplicationResourcesPath, "dashboard-ui");
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}
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}
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/// <summary>
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/// Gets the dashboard resource path.
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/// </summary>
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/// <param name="virtualPath">The virtual path.</param>
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/// <returns>System.String.</returns>
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private string GetDashboardResourcePath(string virtualPath)
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{
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var rootPath = DashboardUIPath;
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var fullPath = Path.Combine(rootPath, virtualPath.Replace('/', Path.DirectorySeparatorChar));
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try
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{
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fullPath = Path.GetFullPath(fullPath);
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error in Path.GetFullPath", ex);
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}
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// Don't allow file system access outside of the source folder
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if (!_fileSystem.ContainsSubPath(rootPath, fullPath))
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{
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throw new SecurityException("Access denied");
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}
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return fullPath;
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}
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public async Task<Stream> ModifyCss(Stream sourceStream, bool enableMinification)
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{
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using (sourceStream)
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{
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string content;
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using (var memoryStream = new MemoryStream())
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{
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await sourceStream.CopyToAsync(memoryStream).ConfigureAwait(false);
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content = Encoding.UTF8.GetString(memoryStream.ToArray());
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if (enableMinification)
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{
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try
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{
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var result = new KristensenCssMinifier().Minify(content, false, Encoding.UTF8);
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if (result.Errors.Count > 0)
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{
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_logger.Error("Error minifying css: " + result.Errors[0].Message);
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}
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else
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{
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content = result.MinifiedContent;
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}
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error minifying css", ex);
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}
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}
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}
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var bytes = Encoding.UTF8.GetBytes(content);
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return new MemoryStream(bytes);
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}
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}
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public async Task<Stream> ModifyJs(Stream sourceStream, bool enableMinification)
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{
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using (sourceStream)
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{
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string content;
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using (var memoryStream = new MemoryStream())
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{
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await sourceStream.CopyToAsync(memoryStream).ConfigureAwait(false);
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content = Encoding.UTF8.GetString(memoryStream.ToArray());
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if (enableMinification)
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{
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try
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{
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var result = new CrockfordJsMinifier().Minify(content, false, Encoding.UTF8);
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if (result.Errors.Count > 0)
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{
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_logger.Error("Error minifying javascript: " + result.Errors[0].Message);
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}
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else
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{
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content = result.MinifiedContent;
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}
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error minifying javascript", ex);
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}
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}
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}
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var bytes = Encoding.UTF8.GetBytes(content);
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return new MemoryStream(bytes);
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}
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}
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public bool IsCoreHtml(string path)
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{
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if (path.IndexOf(".template.html", StringComparison.OrdinalIgnoreCase) != -1)
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{
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return false;
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}
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path = GetDashboardResourcePath(path);
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var parent = Path.GetDirectoryName(path);
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var basePath = DashboardUIPath;
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return string.Equals(basePath, parent, StringComparison.OrdinalIgnoreCase) ||
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string.Equals(Path.Combine(basePath, "voice"), parent, StringComparison.OrdinalIgnoreCase);
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}
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/// <summary>
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/// Modifies the HTML by adding common meta tags, css and js.
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/// </summary>
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/// <param name="sourceStream">The source stream.</param>
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/// <param name="mode">The mode.</param>
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/// <param name="appVersion">The application version.</param>
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/// <param name="localizationCulture">The localization culture.</param>
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/// <param name="enableMinification">if set to <c>true</c> [enable minification].</param>
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/// <returns>Task{Stream}.</returns>
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public async Task<Stream> ModifyHtml(Stream sourceStream, string mode, string appVersion, string localizationCulture, bool enableMinification)
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{
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using (sourceStream)
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{
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string html;
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using (var memoryStream = new MemoryStream())
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{
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await sourceStream.CopyToAsync(memoryStream).ConfigureAwait(false);
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html = Encoding.UTF8.GetString(memoryStream.ToArray());
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if (string.Equals(mode, "cordova", StringComparison.OrdinalIgnoreCase))
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{
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html = ModifyForCordova(html);
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}
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if (!string.IsNullOrWhiteSpace(localizationCulture))
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{
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var lang = localizationCulture.Split('-').FirstOrDefault();
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html = html.Replace("<html>", "<html data-culture=\"" + localizationCulture + "\" lang=\"" + lang + "\">");
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}
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if (enableMinification)
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{
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try
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{
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var minifier = new HtmlMinifier(new HtmlMinificationSettings
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{
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AttributeQuotesRemovalMode = HtmlAttributeQuotesRemovalMode.KeepQuotes,
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RemoveOptionalEndTags = false,
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RemoveTagsWithoutContent = false
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});
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var result = minifier.Minify(html, false);
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if (result.Errors.Count > 0)
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{
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_logger.Error("Error minifying html: " + result.Errors[0].Message);
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}
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else
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{
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html = result.MinifiedContent;
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}
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error minifying html", ex);
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}
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}
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html = html.Replace("<body>", "<body><paper-drawer-panel class=\"mainDrawerPanel mainDrawerPanelPreInit\" forceNarrow><div class=\"mainDrawer\" drawer></div><div class=\"mainDrawerPanelContent\" main><!--<div class=\"pageContainer\">")
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.Replace("</body>", "</div>--></div></paper-drawer-panel></body>");
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}
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html = html.Replace("<head>", "<head>" + GetMetaTags(mode) + GetCommonCss(mode, appVersion));
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html = html.Replace("</body>", GetCommonJavascript(mode, appVersion) + "</body>");
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var bytes = Encoding.UTF8.GetBytes(html);
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return new MemoryStream(bytes);
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}
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}
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private string ModifyForCordova(string html)
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{
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// Replace CORDOVA_REPLACE_SUPPORTER_SUBMIT_START
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html = ReplaceBetween(html, "<!--CORDOVA_REPLACE_SUPPORTER_SUBMIT_START-->", "<!--CORDOVA_REPLACE_SUPPORTER_SUBMIT_END-->", "<i class=\"fa fa-check\"></i><span>${ButtonPurchase}</span>");
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return html;
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}
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private string ReplaceBetween(string html, string startToken, string endToken, string newHtml)
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{
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var start = html.IndexOf(startToken, StringComparison.OrdinalIgnoreCase);
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if (start == -1)
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{
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return html;
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}
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var end = html.IndexOf(endToken, start, StringComparison.OrdinalIgnoreCase);
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if (end == -1)
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{
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return html;
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}
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string result = html.Substring(start, end - start);
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html = html.Replace(result, newHtml);
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return ReplaceBetween(html, startToken, endToken, newHtml);
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}
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private string GetLocalizationToken(string phrase)
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{
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return "${" + phrase + "}";
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}
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/// <summary>
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/// Gets the meta tags.
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/// </summary>
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/// <returns>System.String.</returns>
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private static string GetMetaTags(string mode)
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{
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var sb = new StringBuilder();
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if (string.Equals(mode, "cordova", StringComparison.OrdinalIgnoreCase))
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{
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sb.Append("<meta http-equiv=\"Content-Security-Policy\" content=\"default-src * 'unsafe-inline' 'unsafe-eval'\">");
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}
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sb.Append("<link rel=\"manifest\" href=\"manifest.json\">");
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sb.Append("<meta http-equiv=\"X-UA-Compatibility\" content=\"IE=Edge\">");
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sb.Append("<meta name=\"format-detection\" content=\"telephone=no\">");
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sb.Append("<meta name=\"msapplication-tap-highlight\" content=\"no\">");
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sb.Append("<meta name=\"viewport\" content=\"user-scalable=no, initial-scale=1, maximum-scale=1, minimum-scale=1, width=device-width\">");
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sb.Append("<meta name=\"apple-mobile-web-app-capable\" content=\"yes\">");
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sb.Append("<meta name=\"mobile-web-app-capable\" content=\"yes\">");
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sb.Append("<meta name=\"application-name\" content=\"Emby\">");
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//sb.Append("<meta name=\"apple-mobile-web-app-status-bar-style\" content=\"black-translucent\">");
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sb.Append("<meta name=\"robots\" content=\"noindex, nofollow, noarchive\" />");
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// Open graph tags
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sb.Append("<meta property=\"og:title\" content=\"Emby\" />");
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sb.Append("<meta property=\"og:site_name\" content=\"Emby\"/>");
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sb.Append("<meta property=\"og:url\" content=\"http://emby.media\" />");
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sb.Append("<meta property=\"og:description\" content=\"Energize your media.\" />");
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sb.Append("<meta property=\"og:type\" content=\"article\" />");
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sb.Append("<meta property=\"fb:app_id\" content=\"1618309211750238\" />");
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// http://developer.apple.com/library/ios/#DOCUMENTATION/AppleApplications/Reference/SafariWebContent/ConfiguringWebApplications/ConfiguringWebApplications.html
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sb.Append("<link rel=\"apple-touch-icon\" href=\"css/images/touchicon.png\" />");
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sb.Append("<link rel=\"apple-touch-icon\" sizes=\"72x72\" href=\"css/images/touchicon72.png\" />");
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sb.Append("<link rel=\"apple-touch-icon\" sizes=\"114x114\" href=\"css/images/touchicon114.png\" />");
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sb.Append("<link rel=\"apple-touch-startup-image\" href=\"css/images/iossplash.png\" />");
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sb.Append("<link rel=\"shortcut icon\" href=\"css/images/favicon.ico\" />");
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sb.Append("<meta name=\"msapplication-TileImage\" content=\"css/images/touchicon144.png\">");
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sb.Append("<meta name=\"msapplication-TileColor\" content=\"#333333\">");
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return sb.ToString();
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}
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/// <summary>
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/// Gets the common CSS.
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/// </summary>
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/// <param name="mode">The mode.</param>
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/// <param name="version">The version.</param>
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/// <returns>System.String.</returns>
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private string GetCommonCss(string mode, string version)
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{
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var versionString = !string.Equals(mode, "cordova", StringComparison.OrdinalIgnoreCase) ? "?v=" + version : string.Empty;
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var files = new[]
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{
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"css/all.css" + versionString
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};
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var tags = files.Select(s => string.Format("<link rel=\"stylesheet\" href=\"{0}\" async />", s)).ToArray();
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return string.Join(string.Empty, tags);
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}
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/// <summary>
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/// Gets the common javascript.
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/// </summary>
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/// <param name="mode">The mode.</param>
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/// <param name="version">The version.</param>
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/// <returns>System.String.</returns>
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private string GetCommonJavascript(string mode, string version)
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{
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var builder = new StringBuilder();
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builder.Append("<script>");
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if (!string.IsNullOrWhiteSpace(mode))
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{
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builder.AppendFormat("window.appMode='{0}';", mode);
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}
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if (!string.Equals(mode, "cordova", StringComparison.OrdinalIgnoreCase))
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{
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builder.AppendFormat("window.dashboardVersion='{0}';", version);
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}
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builder.Append("</script>");
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var versionString = !string.Equals(mode, "cordova", StringComparison.OrdinalIgnoreCase) ? "?v=" + version : string.Empty;
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var files = new List<string>
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{
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"bower_components/requirejs/require.js" + versionString,
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"scripts/site.js" + versionString
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};
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if (string.Equals(mode, "cordova", StringComparison.OrdinalIgnoreCase))
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{
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files.Insert(0, "cordova.js");
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}
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var tags = files.Select(s =>
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{
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if (s.IndexOf("require", StringComparison.OrdinalIgnoreCase) == -1)
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{
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return string.Format("<script src=\"{0}\" async></script>", s);
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}
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return string.Format("<script src=\"{0}\"></script>", s);
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}).ToArray();
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builder.Append(string.Join(string.Empty, tags));
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return builder.ToString();
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}
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/// <summary>
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/// Gets all CSS.
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/// </summary>
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/// <returns>Task{Stream}.</returns>
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private async Task<Stream> GetAllCss(bool enableMinification)
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{
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var memoryStream = new MemoryStream();
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var files = new[]
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{
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"thirdparty/jquerymobile-1.4.5/jquery.mobile.custom.theme.css",
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"thirdparty/jquerymobile-1.4.5/jquery.mobile.custom.structure.css",
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"css/site.css",
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"css/librarymenu.css",
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"css/librarybrowser.css",
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"css/card.css",
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"thirdparty/paper-button-style.css"
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};
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var builder = new StringBuilder();
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foreach (var file in files)
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{
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var path = GetDashboardResourcePath(file);
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using (var fs = _fileSystem.GetFileStream(path, FileMode.Open, FileAccess.Read, FileShare.ReadWrite, true))
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{
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using (var streamReader = new StreamReader(fs))
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{
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var text = await streamReader.ReadToEndAsync().ConfigureAwait(false);
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builder.Append(text);
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builder.Append(Environment.NewLine);
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}
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}
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}
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var css = builder.ToString();
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if (enableMinification)
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{
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try
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{
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var result = new KristensenCssMinifier().Minify(builder.ToString(), false, Encoding.UTF8);
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if (result.Errors.Count > 0)
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{
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_logger.Error("Error minifying css: " + result.Errors[0].Message);
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}
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else
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{
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css = result.MinifiedContent;
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}
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error minifying css", ex);
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}
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}
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var bytes = Encoding.UTF8.GetBytes(css);
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memoryStream.Write(bytes, 0, bytes.Length);
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memoryStream.Position = 0;
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return memoryStream;
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}
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|
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/// <summary>
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/// Gets the raw resource stream.
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/// </summary>
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/// <param name="path">The path.</param>
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/// <returns>Task{Stream}.</returns>
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private Stream GetRawResourceStream(string path)
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{
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return _fileSystem.GetFileStream(GetDashboardResourcePath(path), FileMode.Open, FileAccess.Read, FileShare.ReadWrite, true);
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}
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|
|
}
|
|
}
|