474 lines
18 KiB
C#
474 lines
18 KiB
C#
using System.Reflection;
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using MediaBrowser.Common.Extensions;
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using MediaBrowser.Common.Net;
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using MediaBrowser.Common.ScheduledTasks;
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using MediaBrowser.Controller;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.Plugins;
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using MediaBrowser.Model.Logging;
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using MediaBrowser.Model.Tasks;
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using MediaBrowser.Server.Implementations.HttpServer;
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using ServiceStack.ServiceHost;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel.Composition;
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using System.IO;
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using System.Linq;
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using System.Net;
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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 MediaBrowser.WebDashboard.Api
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{
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/// <summary>
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/// Class GetDashboardConfigurationPages
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/// </summary>
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[Route("/dashboard/ConfigurationPages", "GET")]
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public class GetDashboardConfigurationPages : IReturn<List<IPluginConfigurationPage>>
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{
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/// <summary>
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/// Gets or sets the type of the page.
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/// </summary>
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/// <value>The type of the page.</value>
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public ConfigurationPageType? PageType { get; set; }
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}
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/// <summary>
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/// Class GetDashboardConfigurationPage
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/// </summary>
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[Route("/dashboard/ConfigurationPage", "GET")]
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public class GetDashboardConfigurationPage : IReturn<IPluginConfigurationPage>
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{
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/// <summary>
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/// Gets or sets the name.
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/// </summary>
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/// <value>The name.</value>
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public string Name { get; set; }
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}
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/// <summary>
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/// Class GetDashboardResource
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/// </summary>
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[Route("/dashboard/{ResourceName*}", "GET")]
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public class GetDashboardResource
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{
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/// <summary>
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/// Gets or sets the name.
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/// </summary>
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/// <value>The name.</value>
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public string ResourceName { get; set; }
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/// <summary>
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/// Gets or sets the V.
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/// </summary>
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/// <value>The V.</value>
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public string V { get; set; }
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}
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/// <summary>
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/// Class GetDashboardInfo
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/// </summary>
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[Route("/dashboard/dashboardInfo", "GET")]
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public class GetDashboardInfo : IReturn<DashboardInfo>
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{
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}
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/// <summary>
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/// Class DashboardService
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/// </summary>
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[Export(typeof(IRestfulService))]
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public class DashboardService : BaseRestService
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{
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/// <summary>
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/// Gets or sets the task manager.
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/// </summary>
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/// <value>The task manager.</value>
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private readonly ITaskManager _taskManager;
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/// <summary>
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/// The _user manager
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/// </summary>
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private readonly IUserManager _userManager;
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private readonly IServerApplicationHost _appHost;
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/// <summary>
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/// Initializes a new instance of the <see cref="DashboardService" /> class.
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/// </summary>
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/// <param name="taskManager">The task manager.</param>
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/// <param name="userManager">The user manager.</param>
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public DashboardService(ITaskManager taskManager, IUserManager userManager, IServerApplicationHost appHost)
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{
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_taskManager = taskManager;
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_userManager = userManager;
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_appHost = appHost;
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}
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/// <summary>
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/// Gets the specified request.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <returns>System.Object.</returns>
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public object Get(GetDashboardInfo request)
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{
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return GetDashboardInfo(_appHost, Logger, _taskManager, _userManager).Result;
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}
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/// <summary>
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/// Gets the dashboard info.
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/// </summary>
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/// <param name="logger">The logger.</param>
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/// <param name="taskManager">The task manager.</param>
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/// <param name="userManager">The user manager.</param>
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/// <returns>DashboardInfo.</returns>
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public static async Task<DashboardInfo> GetDashboardInfo(IServerApplicationHost appHost, ILogger logger, ITaskManager taskManager, IUserManager userManager)
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{
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var connections = userManager.ConnectedUsers.ToArray();
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var dtoBuilder = new DtoBuilder(logger);
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var tasks = userManager.Users.Where(u => connections.Any(c => c.UserId == u.Id)).Select(dtoBuilder.GetUserDto);
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var users = await Task.WhenAll(tasks).ConfigureAwait(false);
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return new DashboardInfo
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{
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SystemInfo = appHost.GetSystemInfo(),
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RunningTasks = taskManager.ScheduledTasks.Where(i => i.State == TaskState.Running || i.State == TaskState.Cancelling)
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.Select(ScheduledTaskHelpers.GetTaskInfo)
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.ToArray(),
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ApplicationUpdateTaskId = taskManager.ScheduledTasks.First(t => t.ScheduledTask.GetType().Name.Equals("SystemUpdateTask", StringComparison.OrdinalIgnoreCase)).Id,
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ActiveConnections = connections,
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Users = users
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};
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}
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/// <summary>
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/// Gets the specified request.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <returns>System.Object.</returns>
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public object Get(GetDashboardConfigurationPage request)
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{
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var page = ServerEntryPoint.Instance.PluginConfigurationPages.First(p => p.Name.Equals(request.Name, StringComparison.OrdinalIgnoreCase));
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return ToStaticResult(page.Plugin.Version.ToString().GetMD5(), page.Plugin.AssemblyDateLastModified, null, MimeTypes.GetMimeType("page.html"), () => ModifyHtml(page.GetHtmlStream()));
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}
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/// <summary>
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/// Gets the specified request.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <returns>System.Object.</returns>
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public object Get(GetDashboardConfigurationPages request)
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{
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var pages = ServerEntryPoint.Instance.PluginConfigurationPages;
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if (request.PageType.HasValue)
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{
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pages = pages.Where(p => p.ConfigurationPageType == request.PageType.Value);
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}
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return ToOptimizedResult(pages.ToList());
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}
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/// <summary>
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/// Gets the specified request.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <returns>System.Object.</returns>
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public object Get(GetDashboardResource request)
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{
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var path = request.ResourceName;
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var contentType = MimeTypes.GetMimeType(path);
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TimeSpan? cacheDuration = null;
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// Cache images unconditionally - updates to image files will require new filename
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// If there's a version number in the query string we can cache this unconditionally
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if (contentType.StartsWith("image/", StringComparison.OrdinalIgnoreCase) || !string.IsNullOrEmpty(request.V))
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{
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cacheDuration = TimeSpan.FromDays(365);
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}
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var assembly = GetType().Assembly.GetName();
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return ToStaticResult(assembly.Version.ToString().GetMD5(), null, cacheDuration, contentType, () => GetResourceStream(path));
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}
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/// <summary>
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/// Gets the 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 async Task<Stream> GetResourceStream(string path)
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{
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Stream resourceStream;
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if (path.Equals("scripts/all.js", StringComparison.OrdinalIgnoreCase))
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{
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resourceStream = await GetAllJavascript().ConfigureAwait(false);
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}
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else
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{
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resourceStream = GetType().Assembly.GetManifestResourceStream("MediaBrowser.WebDashboard.Html." + ConvertUrlToResourcePath(path));
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}
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if (resourceStream != null)
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{
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var isHtml = IsHtml(path);
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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 (isHtml)
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{
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resourceStream = await ModifyHtml(resourceStream).ConfigureAwait(false);
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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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/// Redirects the specified CTX.
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/// </summary>
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/// <param name="ctx">The CTX.</param>
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/// <param name="url">The URL.</param>
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private void Redirect(HttpListenerContext ctx, string url)
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{
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// Try to prevent the browser from caching the redirect response (the right way)
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ctx.Response.Headers[HttpResponseHeader.CacheControl] = "no-cache, no-store, must-revalidate";
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ctx.Response.Headers[HttpResponseHeader.Pragma] = "no-cache, no-store, must-revalidate";
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ctx.Response.Headers[HttpResponseHeader.Expires] = "-1";
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ctx.Response.Redirect(url);
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ctx.Response.Close();
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}
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/// <summary>
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/// Preserves the current query string when redirecting
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/// </summary>
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/// <param name="request">The request.</param>
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/// <param name="newUrl">The new URL.</param>
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/// <returns>System.String.</returns>
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private string GetRedirectUrl(HttpListenerRequest request, string newUrl)
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{
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var query = request.Url.Query;
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return string.IsNullOrEmpty(query) ? newUrl : newUrl + query;
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}
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/// <summary>
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/// Converts the URL to a manifest resource path.
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/// </summary>
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/// <param name="url">The URL.</param>
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/// <returns>System.String.</returns>
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private string ConvertUrlToResourcePath(string url)
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{
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var parts = url.Split('/');
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var normalizedParts = new string[parts.Length];
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for (var i = 0; i < parts.Length; i++)
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{
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// We have to do some tricky string replacements for all parts of the path except the last
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if (i < parts.Length - 1)
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{
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// Find the index of the first period as well as the first dash
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var periodIndex = parts[i].IndexOf('.');
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var slashIndex = parts[i].IndexOf('-');
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// Replace all periods with "._" and dashes with "_"
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normalizedParts[i] = parts[i].Replace(".", "._").Replace("-", "_");
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// If the first period occurred before the first slash, change it back from "._" to just "."
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if (periodIndex < slashIndex)
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{
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var regex = new Regex("\\._");
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normalizedParts[i] = regex.Replace(normalizedParts[i], ".", 1);
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}
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}
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else
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{
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normalizedParts[i] = parts[i];
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}
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}
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return string.Join(".", normalizedParts);
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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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/// <returns><c>true</c> if the specified path is HTML; otherwise, <c>false</c>.</returns>
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private bool IsHtml(string path)
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{
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return Path.GetExtension(path).EndsWith("html", 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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/// <returns>Task{Stream}.</returns>
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internal async Task<Stream> ModifyHtml(Stream 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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}
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var version = GetType().Assembly.GetName().Version;
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html = html.Replace("<head>", "<head>" + GetMetaTags() + GetCommonCss(version) + GetCommonJavascript(version));
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var bytes = Encoding.UTF8.GetBytes(html);
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sourceStream.Dispose();
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return new MemoryStream(bytes);
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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()
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{
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var sb = new StringBuilder();
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sb.Append("<meta name=\"viewport\" content=\"width=device-width, initial-scale=1, user-scalable=no\">");
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sb.Append("<meta name=\"apple-mobile-web-app-capable\" content=\"yes\">");
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sb.Append("<meta name=\"apple-mobile-web-app-status-bar-style\" content=\"black-translucent\">");
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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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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="version">The version.</param>
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/// <returns>System.String.</returns>
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private static string GetCommonCss(Version version)
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{
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var versionString = "?v=" + version;
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var files = new[]
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{
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"http://code.jquery.com/mobile/1.3.0/jquery.mobile-1.3.0.min.css",
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"thirdparty/jqm-icon-pack-3.0/font-awesome/jqm-icon-pack-3.0.0-fa.css",
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"css/site.css" + versionString
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};
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var tags = files.Select(s => string.Format("<link rel=\"stylesheet\" href=\"{0}\" />", 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="version">The version.</param>
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/// <returns>System.String.</returns>
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private static string GetCommonJavascript(Version version)
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{
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var versionString = "?v=" + version;
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var files = new[]
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{
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"http://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js",
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"http://code.jquery.com/mobile/1.3.0/jquery.mobile-1.3.0.min.js",
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"scripts/all.js" + versionString
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};
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var tags = files.Select(s => string.Format("<script src=\"{0}\"></script>", 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 a stream containing all concatenated javascript
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/// </summary>
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/// <returns>Task{Stream}.</returns>
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private async Task<Stream> GetAllJavascript()
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{
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const string resourcePrefix = "MediaBrowser.WebDashboard.Html.scripts.";
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var assembly = GetType().Assembly;
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var scriptFiles = new[]
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{
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"Extensions.js",
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"Site.js",
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"AddPluginPage.js",
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"AdvancedConfigurationPage.js",
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"AdvancedMetadataConfigurationPage.js",
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"PluginCatalogPage.js",
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"DashboardPage.js",
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"DisplaySettingsPage.js",
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"EditUserPage.js",
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"IndexPage.js",
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"ItemDetailPage.js",
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"ItemListPage.js",
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"LoginPage.js",
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"LogPage.js",
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"MediaLibraryPage.js",
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"MediaPlayer.js",
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"MetadataConfigurationPage.js",
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"MetadataImagesPage.js",
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"PluginsPage.js",
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"PluginUpdatesPage.js",
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"ScheduledTaskPage.js",
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"ScheduledTasksPage.js",
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"UpdatePasswordPage.js",
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"UserImagePage.js",
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"UserProfilesPage.js",
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"WizardFinishPage.js",
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"WizardStartPage.js",
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"WizardUserPage.js",
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"SupporterKeyPage.js",
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"SupporterPage.js"
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};
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var memoryStream = new MemoryStream();
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var newLineBytes = Encoding.UTF8.GetBytes(Environment.NewLine);
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await AppendResource(assembly, memoryStream, "MediaBrowser.WebDashboard.ApiClient.js", newLineBytes).ConfigureAwait(false);
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foreach (var file in scriptFiles)
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{
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await AppendResource(assembly, memoryStream, resourcePrefix + file, newLineBytes).ConfigureAwait(false);
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}
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memoryStream.Position = 0;
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return memoryStream;
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}
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private async Task AppendResource(Assembly assembly, Stream outputStream, string path, byte[] newLineBytes)
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{
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using (var stream = assembly.GetManifestResourceStream(path))
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{
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await stream.CopyToAsync(outputStream).ConfigureAwait(false);
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await outputStream.WriteAsync(newLineBytes, 0, newLineBytes.Length).ConfigureAwait(false);
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}
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}
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}
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}
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