jellyfin-server/MediaBrowser.WebDashboard/Api/DashboardService.cs
2019-11-01 17:57:19 +01:00

449 lines
16 KiB
C#

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
using MediaBrowser.Common.Extensions;
using MediaBrowser.Common.Plugins;
using MediaBrowser.Controller;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Net;
using MediaBrowser.Controller.Plugins;
using MediaBrowser.Model.Globalization;
using MediaBrowser.Model.IO;
using MediaBrowser.Model.Net;
using MediaBrowser.Model.Plugins;
using MediaBrowser.Model.Serialization;
using MediaBrowser.Model.Services;
using Microsoft.Extensions.Logging;
namespace MediaBrowser.WebDashboard.Api
{
/// <summary>
/// Class GetDashboardConfigurationPages
/// </summary>
[Route("/web/ConfigurationPages", "GET")]
public class GetDashboardConfigurationPages : IReturn<List<ConfigurationPageInfo>>
{
/// <summary>
/// Gets or sets the type of the page.
/// </summary>
/// <value>The type of the page.</value>
public ConfigurationPageType? PageType { get; set; }
public bool? EnableInMainMenu { get; set; }
}
/// <summary>
/// Class GetDashboardConfigurationPage
/// </summary>
[Route("/web/ConfigurationPage", "GET")]
public class GetDashboardConfigurationPage
{
/// <summary>
/// Gets or sets the name.
/// </summary>
/// <value>The name.</value>
public string Name { get; set; }
}
[Route("/web/Package", "GET", IsHidden = true)]
public class GetDashboardPackage
{
public string Mode { get; set; }
}
[Route("/robots.txt", "GET", IsHidden = true)]
public class GetRobotsTxt
{
}
/// <summary>
/// Class GetDashboardResource
/// </summary>
[Route("/web/{ResourceName*}", "GET", IsHidden = true)]
public class GetDashboardResource
{
/// <summary>
/// Gets or sets the name.
/// </summary>
/// <value>The name.</value>
public string ResourceName { get; set; }
/// <summary>
/// Gets or sets the V.
/// </summary>
/// <value>The V.</value>
public string V { get; set; }
}
[Route("/favicon.ico", "GET", IsHidden = true)]
public class GetFavIcon
{
}
/// <summary>
/// Class DashboardService
/// </summary>
public class DashboardService : IService, IRequiresRequest
{
/// <summary>
/// Gets or sets the logger.
/// </summary>
/// <value>The logger.</value>
private readonly ILogger _logger;
/// <summary>
/// Gets or sets the HTTP result factory.
/// </summary>
/// <value>The HTTP result factory.</value>
private readonly IHttpResultFactory _resultFactory;
/// <summary>
/// Gets or sets the request context.
/// </summary>
/// <value>The request context.</value>
public IRequest Request { get; set; }
/// <summary>
/// The _app host
/// </summary>
private readonly IServerApplicationHost _appHost;
/// <summary>
/// The _server configuration manager
/// </summary>
private readonly IServerConfigurationManager _serverConfigurationManager;
private readonly IFileSystem _fileSystem;
private IResourceFileManager _resourceFileManager;
/// <summary>
/// Initializes a new instance of the <see cref="DashboardService" /> class.
/// </summary>
public DashboardService(
IServerApplicationHost appHost,
IResourceFileManager resourceFileManager,
IServerConfigurationManager serverConfigurationManager,
IFileSystem fileSystem,
ILogger logger,
IHttpResultFactory resultFactory)
{
_appHost = appHost;
_serverConfigurationManager = serverConfigurationManager;
_fileSystem = fileSystem;
_logger = logger;
_resultFactory = resultFactory;
_resourceFileManager = resourceFileManager;
}
/// <summary>
/// Gets the path for the web interface.
/// </summary>
/// <value>The path for the web interface.</value>
public string DashboardUIPath
{
get
{
if (!string.IsNullOrEmpty(_serverConfigurationManager.Configuration.DashboardSourcePath))
{
return _serverConfigurationManager.Configuration.DashboardSourcePath;
}
return _serverConfigurationManager.ApplicationPaths.WebPath;
}
}
public object Get(GetFavIcon request)
{
return Get(new GetDashboardResource
{
ResourceName = "favicon.ico"
});
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public Task<object> Get(GetDashboardConfigurationPage request)
{
IPlugin plugin = null;
Stream stream = null;
var isJs = false;
var isTemplate = false;
var page = ServerEntryPoint.Instance.PluginConfigurationPages.FirstOrDefault(p => string.Equals(p.Name, request.Name, StringComparison.OrdinalIgnoreCase));
if (page != null)
{
plugin = page.Plugin;
stream = page.GetHtmlStream();
}
if (plugin == null)
{
var altPage = GetPluginPages().FirstOrDefault(p => string.Equals(p.Item1.Name, request.Name, StringComparison.OrdinalIgnoreCase));
if (altPage != null)
{
plugin = altPage.Item2;
stream = plugin.GetType().Assembly.GetManifestResourceStream(altPage.Item1.EmbeddedResourcePath);
isJs = string.Equals(Path.GetExtension(altPage.Item1.EmbeddedResourcePath), ".js", StringComparison.OrdinalIgnoreCase);
isTemplate = altPage.Item1.EmbeddedResourcePath.EndsWith(".template.html");
}
}
if (plugin != null && stream != null)
{
if (isJs)
{
return _resultFactory.GetStaticResult(Request, plugin.Version.ToString().GetMD5(), null, null, MimeTypes.GetMimeType("page.js"), () => Task.FromResult(stream));
}
if (isTemplate)
{
return _resultFactory.GetStaticResult(Request, plugin.Version.ToString().GetMD5(), null, null, MimeTypes.GetMimeType("page.html"), () => Task.FromResult(stream));
}
return _resultFactory.GetStaticResult(Request, plugin.Version.ToString().GetMD5(), null, null, MimeTypes.GetMimeType("page.html"), () => GetPackageCreator(DashboardUIPath).ModifyHtml("dummy.html", stream, null, _appHost.ApplicationVersionString, null));
}
throw new ResourceNotFoundException();
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public object Get(GetDashboardConfigurationPages request)
{
const string unavailableMessage = "The server is still loading. Please try again momentarily.";
var instance = ServerEntryPoint.Instance;
if (instance == null)
{
throw new InvalidOperationException(unavailableMessage);
}
var pages = instance.PluginConfigurationPages;
if (pages == null)
{
throw new InvalidOperationException(unavailableMessage);
}
// Don't allow a failing plugin to fail them all
var configPages = pages.Select(p =>
{
try
{
return new ConfigurationPageInfo(p);
}
catch (Exception ex)
{
_logger.LogError(ex, "Error getting plugin information from {Plugin}", p.GetType().Name);
return null;
}
})
.Where(i => i != null)
.ToList();
configPages.AddRange(_appHost.Plugins.SelectMany(GetConfigPages));
if (request.PageType.HasValue)
{
configPages = configPages.Where(p => p.ConfigurationPageType == request.PageType.Value).ToList();
}
if (request.EnableInMainMenu.HasValue)
{
configPages = configPages.Where(p => p.EnableInMainMenu == request.EnableInMainMenu.Value).ToList();
}
return configPages;
}
private IEnumerable<Tuple<PluginPageInfo, IPlugin>> GetPluginPages()
{
return _appHost.Plugins.SelectMany(GetPluginPages);
}
private IEnumerable<Tuple<PluginPageInfo, IPlugin>> GetPluginPages(IPlugin plugin)
{
var hasConfig = plugin as IHasWebPages;
if (hasConfig == null)
{
return new List<Tuple<PluginPageInfo, IPlugin>>();
}
return hasConfig.GetPages().Select(i => new Tuple<PluginPageInfo, IPlugin>(i, plugin));
}
private IEnumerable<ConfigurationPageInfo> GetConfigPages(IPlugin plugin)
{
return GetPluginPages(plugin).Select(i => new ConfigurationPageInfo(plugin, i.Item1));
}
public object Get(GetRobotsTxt request)
{
return Get(new GetDashboardResource
{
ResourceName = "robots.txt"
});
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public async Task<object> Get(GetDashboardResource request)
{
var path = request.ResourceName;
var contentType = MimeTypes.GetMimeType(path);
var basePath = DashboardUIPath;
// Bounce them to the startup wizard if it hasn't been completed yet
if (!_serverConfigurationManager.Configuration.IsStartupWizardCompleted &&
Request.RawUrl.IndexOf("wizard", StringComparison.OrdinalIgnoreCase) == -1 &&
PackageCreator.IsCoreHtml(path))
{
// But don't redirect if an html import is being requested.
if (path.IndexOf("bower_components", StringComparison.OrdinalIgnoreCase) == -1)
{
Request.Response.Redirect("index.html?start=wizard#!/wizardstart.html");
return null;
}
}
var localizationCulture = GetLocalizationCulture();
// Don't cache if not configured to do so
// But always cache images to simulate production
if (!_serverConfigurationManager.Configuration.EnableDashboardResponseCaching &&
!contentType.StartsWith("image/", StringComparison.OrdinalIgnoreCase) &&
!contentType.StartsWith("font/", StringComparison.OrdinalIgnoreCase))
{
var stream = await GetResourceStream(basePath, path, localizationCulture).ConfigureAwait(false);
return _resultFactory.GetResult(Request, stream, contentType);
}
TimeSpan? cacheDuration = null;
// Cache images unconditionally - updates to image files will require new filename
// If there's a version number in the query string we can cache this unconditionally
if (contentType.StartsWith("image/", StringComparison.OrdinalIgnoreCase) || contentType.StartsWith("font/", StringComparison.OrdinalIgnoreCase) || !string.IsNullOrEmpty(request.V))
{
cacheDuration = TimeSpan.FromDays(365);
}
var cacheKey = (_appHost.ApplicationVersionString + (localizationCulture ?? string.Empty) + path).GetMD5();
// html gets modified on the fly
if (contentType.StartsWith("text/html", StringComparison.OrdinalIgnoreCase))
{
return await _resultFactory.GetStaticResult(Request, cacheKey, null, cacheDuration, contentType, () => GetResourceStream(basePath, path, localizationCulture)).ConfigureAwait(false);
}
return await _resultFactory.GetStaticFileResult(Request, _resourceFileManager.GetResourcePath(basePath, path));
}
private string GetLocalizationCulture()
{
return _serverConfigurationManager.Configuration.UICulture;
}
/// <summary>
/// Gets the resource stream.
/// </summary>
private Task<Stream> GetResourceStream(string basePath, string virtualPath, string localizationCulture)
{
return GetPackageCreator(basePath)
.GetResource(virtualPath, null, localizationCulture, _appHost.ApplicationVersionString);
}
private PackageCreator GetPackageCreator(string basePath)
{
return new PackageCreator(basePath, _resourceFileManager);
}
public async Task<object> Get(GetDashboardPackage request)
{
var mode = request.Mode;
var inputPath = string.IsNullOrWhiteSpace(mode) ?
DashboardUIPath
: "C:\\dev\\emby-web-mobile-master\\dist";
var targetPath = !string.IsNullOrWhiteSpace(mode) ?
inputPath
: "C:\\dev\\emby-web-mobile\\src";
var packageCreator = GetPackageCreator(inputPath);
if (!string.Equals(inputPath, targetPath, StringComparison.OrdinalIgnoreCase))
{
try
{
Directory.Delete(targetPath, true);
}
catch (IOException)
{
}
CopyDirectory(inputPath, targetPath);
}
var appVersion = _appHost.ApplicationVersionString;
await DumpHtml(packageCreator, inputPath, targetPath, mode, appVersion);
return "";
}
private async Task DumpHtml(PackageCreator packageCreator, string source, string destination, string mode, string appVersion)
{
foreach (var file in _fileSystem.GetFiles(source))
{
var filename = file.Name;
if (!string.Equals(file.Extension, ".html", StringComparison.OrdinalIgnoreCase))
{
continue;
}
await DumpFile(packageCreator, filename, Path.Combine(destination, filename), mode, appVersion).ConfigureAwait(false);
}
}
private async Task DumpFile(PackageCreator packageCreator, string resourceVirtualPath, string destinationFilePath, string mode, string appVersion)
{
using (var stream = await packageCreator.GetResource(resourceVirtualPath, mode, null, appVersion).ConfigureAwait(false))
using (var fs = _fileSystem.GetFileStream(destinationFilePath, FileOpenMode.Create, FileAccessMode.Write, FileShareMode.Read))
{
await stream.CopyToAsync(fs);
}
}
private void CopyDirectory(string source, string destination)
{
Directory.CreateDirectory(destination);
//Now Create all of the directories
foreach (var dirPath in _fileSystem.GetDirectories(source, true))
Directory.CreateDirectory(dirPath.FullName.Replace(source, destination));
//Copy all the files & Replaces any files with the same name
foreach (var newPath in _fileSystem.GetFiles(source, true))
File.Copy(newPath.FullName, newPath.FullName.Replace(source, destination), true);
}
}
}