using MediaBrowser.Common.IO; using MediaBrowser.Controller.Configuration; using MediaBrowser.Controller.Localization; using MediaBrowser.Model.Logging; using MediaBrowser.Model.Serialization; using System; using System.Collections.Generic; using System.IO; using System.Linq; using System.Text; using System.Threading.Tasks; using WebMarkupMin.Core.Minifiers; using WebMarkupMin.Core.Settings; namespace MediaBrowser.WebDashboard.Api { public class PackageCreator { private readonly IFileSystem _fileSystem; private readonly ILocalizationManager _localization; private readonly ILogger _logger; private readonly IServerConfigurationManager _config; private readonly IJsonSerializer _jsonSerializer; public PackageCreator(IFileSystem fileSystem, ILocalizationManager localization, ILogger logger, IServerConfigurationManager config, IJsonSerializer jsonSerializer) { _fileSystem = fileSystem; _localization = localization; _logger = logger; _config = config; _jsonSerializer = jsonSerializer; } public async Task GetResource(string path, string localizationCulture, string appVersion, bool enableMinification) { var isHtml = IsHtml(path); Stream resourceStream; if (path.Equals("scripts/all.js", StringComparison.OrdinalIgnoreCase)) { resourceStream = await GetAllJavascript(localizationCulture, appVersion, enableMinification).ConfigureAwait(false); } else if (path.Equals("css/all.css", StringComparison.OrdinalIgnoreCase)) { resourceStream = await GetAllCss(enableMinification).ConfigureAwait(false); } else { resourceStream = GetRawResourceStream(path); } if (resourceStream != null) { // Don't apply any caching for html pages // jQuery ajax doesn't seem to handle if-modified-since correctly if (isHtml) { resourceStream = await ModifyHtml(resourceStream, localizationCulture, enableMinification).ConfigureAwait(false); } } return resourceStream; } /// /// Determines whether the specified path is HTML. /// /// The path. /// true if the specified path is HTML; otherwise, false. private bool IsHtml(string path) { return Path.GetExtension(path).EndsWith("html", StringComparison.OrdinalIgnoreCase); } /// /// Gets the dashboard UI path. /// /// The dashboard UI path. public string DashboardUIPath { get { if (!string.IsNullOrEmpty(_config.Configuration.DashboardSourcePath)) { return _config.Configuration.DashboardSourcePath; } return Path.Combine(_config.ApplicationPaths.ApplicationResourcesPath, "dashboard-ui"); } } /// /// Gets the dashboard resource path. /// /// The virtual path. /// System.String. private string GetDashboardResourcePath(string virtualPath) { return Path.Combine(DashboardUIPath, virtualPath.Replace('/', Path.DirectorySeparatorChar)); } /// /// Modifies the HTML by adding common meta tags, css and js. /// /// The source stream. /// The localization culture. /// if set to true [enable minification]. /// Task{Stream}. public async Task ModifyHtml(Stream sourceStream, string localizationCulture, bool enableMinification) { using (sourceStream) { string html; using (var memoryStream = new MemoryStream()) { await sourceStream.CopyToAsync(memoryStream).ConfigureAwait(false); html = Encoding.UTF8.GetString(memoryStream.ToArray()); if (!string.IsNullOrWhiteSpace(localizationCulture)) { var lang = localizationCulture.Split('-').FirstOrDefault(); html = _localization.LocalizeDocument(html, localizationCulture, GetLocalizationToken); html = html.Replace("", ""); } if (enableMinification) { try { var minifier = new HtmlMinifier(new HtmlMinificationSettings()); var result = minifier.Minify(html, false); if (result.Errors.Count > 0) { _logger.Error("Error minifying html: " + result.Errors[0].Message); } else { html = result.MinifiedContent; } } catch (Exception ex) { _logger.ErrorException("Error minifying html", ex); } } } var version = GetType().Assembly.GetName().Version; html = html.Replace("", "" + GetMetaTags() + GetCommonCss(version) + GetCommonJavascript(version)); var bytes = Encoding.UTF8.GetBytes(html); return new MemoryStream(bytes); } } private string GetLocalizationToken(string phrase) { return "${" + phrase + "}"; } /// /// Gets the meta tags. /// /// System.String. private static string GetMetaTags() { var sb = new StringBuilder(); sb.Append(""); sb.Append(""); //sb.Append(""); sb.Append(""); sb.Append(""); //sb.Append(""); sb.Append(""); sb.Append(""); // http://developer.apple.com/library/ios/#DOCUMENTATION/AppleApplications/Reference/SafariWebContent/ConfiguringWebApplications/ConfiguringWebApplications.html sb.Append(""); sb.Append(""); sb.Append(""); sb.Append(""); sb.Append(""); sb.Append(""); sb.Append(""); return sb.ToString(); } /// /// Gets the common CSS. /// /// The version. /// System.String. private string GetCommonCss(Version version) { var versionString = "?v=" + version; var files = new[] { "thirdparty/jquerymobile-1.4.5/jquery.mobile-1.4.5.min.css", "thirdparty/swipebox-master/css/swipebox.min.css" + versionString, "thirdparty/fontawesome/css/font-awesome.min.css" + versionString, "thirdparty/jstree3.0.8/themes/default/style.min.css", "css/all.css" + versionString }; var tags = files.Select(s => string.Format("", s)).ToArray(); return string.Join(string.Empty, tags); } /// /// Gets the common javascript. /// /// The version. /// System.String. private string GetCommonJavascript(Version version) { var builder = new StringBuilder(); var versionString = "?v=" + version; var files = new[] { "scripts/all.js" + versionString, "thirdparty/swipebox-master/js/jquery.swipebox.min.js" + versionString }; var tags = files.Select(s => string.Format("", s)).ToArray(); builder.Append(string.Join(string.Empty, tags)); return builder.ToString(); } /// /// Gets a stream containing all concatenated javascript /// /// Task{Stream}. private async Task GetAllJavascript(string culture, string version, bool enableMinification) { var memoryStream = new MemoryStream(); var newLineBytes = Encoding.UTF8.GetBytes(Environment.NewLine); // jQuery + jQuery mobile await AppendResource(memoryStream, "thirdparty/jquery-2.1.1.min.js", newLineBytes).ConfigureAwait(false); await AppendResource(memoryStream, "thirdparty/jquerymobile-1.4.5/jquery.mobile-1.4.5.min.js", newLineBytes).ConfigureAwait(false); await AppendResource(memoryStream, "thirdparty/jquery.unveil-custom.js", newLineBytes).ConfigureAwait(false); await AppendResource(memoryStream, "thirdparty/cast_sender.js", newLineBytes).ConfigureAwait(false); await AppendResource(memoryStream, "thirdparty/browser.js", newLineBytes).ConfigureAwait(false); await AppendResource(memoryStream, "thirdparty/jstree3.0.8/jstree.js", newLineBytes).ConfigureAwait(false); await AppendLocalization(memoryStream, culture).ConfigureAwait(false); await memoryStream.WriteAsync(newLineBytes, 0, newLineBytes.Length).ConfigureAwait(false); // Write the version string for the dashboard comparison function var versionString = string.Format("window.dashboardVersion='{0}';", version); var versionBytes = Encoding.UTF8.GetBytes(versionString); await memoryStream.WriteAsync(versionBytes, 0, versionBytes.Length).ConfigureAwait(false); await memoryStream.WriteAsync(newLineBytes, 0, newLineBytes.Length).ConfigureAwait(false); var builder = new StringBuilder(); foreach (var file in new[] { "thirdparty/apiclient/logger.js", "thirdparty/apiclient/md5.js", "thirdparty/apiclient/sha1.js", "thirdparty/apiclient/store.js", "thirdparty/apiclient/network.js", "thirdparty/apiclient/device.js", "thirdparty/apiclient/credentials.js", "thirdparty/apiclient/ajax.js", "thirdparty/apiclient/events.js", "thirdparty/apiclient/deferred.js", "thirdparty/apiclient/mediabrowser.apiclient.js", "thirdparty/apiclient/connectservice.js", "thirdparty/apiclient/serverdiscovery.js", "thirdparty/apiclient/connectionmanager.js" }) { using (var fs = _fileSystem.GetFileStream(GetDashboardResourcePath(file), FileMode.Open, FileAccess.Read, FileShare.ReadWrite, true)) { using (var streamReader = new StreamReader(fs)) { var text = await streamReader.ReadToEndAsync().ConfigureAwait(false); builder.Append(text); builder.Append(Environment.NewLine); } } } foreach (var file in GetScriptFiles()) { var path = GetDashboardResourcePath("scripts/" + file); using (var fs = _fileSystem.GetFileStream(path, FileMode.Open, FileAccess.Read, FileShare.ReadWrite, true)) { using (var streamReader = new StreamReader(fs)) { var text = await streamReader.ReadToEndAsync().ConfigureAwait(false); builder.Append(text); builder.Append(Environment.NewLine); } } } var js = builder.ToString(); if (enableMinification) { try { var result = new CrockfordJsMinifier().Minify(js, false, Encoding.UTF8); if (result.Errors.Count > 0) { _logger.Error("Error minifying javascript: " + result.Errors[0].Message); } else { js = result.MinifiedContent; } } catch (Exception ex) { _logger.ErrorException("Error minifying javascript", ex); } } var bytes = Encoding.UTF8.GetBytes(js); await memoryStream.WriteAsync(bytes, 0, bytes.Length).ConfigureAwait(false); memoryStream.Position = 0; return memoryStream; } private IEnumerable GetScriptFiles() { return new[] { "extensions.js", "site.js", "librarybrowser.js", "librarylist.js", "editorsidebar.js", "librarymenu.js", "mediacontroller.js", "chromecast.js", "backdrops.js", "sync.js", "syncjob.js", "syncservices.js", "playlistmanager.js", "mediaplayer.js", "mediaplayer-video.js", "nowplayingbar.js", "nowplayingpage.js", "taskbutton.js", "ratingdialog.js", "aboutpage.js", "alphapicker.js", "addpluginpage.js", "advancedconfigurationpage.js", "metadataadvanced.js", "autoorganizetv.js", "autoorganizelog.js", "channels.js", "channelslatest.js", "channelitems.js", "channelsettings.js", "connectlogin.js", "dashboardgeneral.js", "dashboardhosting.js", "dashboardpage.js", "device.js", "devices.js", "devicesupload.js", "directorybrowser.js", "dlnaprofile.js", "dlnaprofiles.js", "dlnasettings.js", "dlnaserversettings.js", "editcollectionitems.js", "edititemmetadata.js", "edititemimages.js", "edititemsubtitles.js", "playbackconfiguration.js", "cinemamodeconfiguration.js", "encodingsettings.js", "externalplayer.js", "favorites.js", "forgotpassword.js", "forgotpasswordpin.js", "gamesrecommendedpage.js", "gamesystemspage.js", "gamespage.js", "gamegenrepage.js", "gamestudiospage.js", "homelatest.js", "indexpage.js", "itembynamedetailpage.js", "itemdetailpage.js", "itemlistpage.js", "kids.js", "librarypathmapping.js", "reports.js", "librarysettings.js", "livetvchannel.js", "livetvchannels.js", "livetvguide.js", "livetvnewrecording.js", "livetvprogram.js", "livetvrecording.js", "livetvrecordinglist.js", "livetvrecordings.js", "livetvtimer.js", "livetvseriestimer.js", "livetvseriestimers.js", "livetvsettings.js", "livetvsuggested.js", "livetvstatus.js", "livetvtimers.js", "loginpage.js", "logpage.js", "medialibrarypage.js", "metadataconfigurationpage.js", "metadataimagespage.js", "metadatasubtitles.js", "metadatanfo.js", "moviegenres.js", "moviecollections.js", "movies.js", "movieslatest.js", "moviepeople.js", "moviesrecommended.js", "moviestudios.js", "movietrailers.js", "musicalbums.js", "musicalbumartists.js", "musicartists.js", "musicgenres.js", "musicrecommended.js", "musicvideos.js", "mypreferencesdisplay.js", "mypreferenceslanguages.js", "mypreferenceswebclient.js", "notifications.js", "notificationlist.js", "notificationsetting.js", "notificationsettings.js", "playlist.js", "playlists.js", "playlistedit.js", "plugincatalogpage.js", "pluginspage.js", "remotecontrol.js", "scheduledtaskpage.js", "scheduledtaskspage.js", "search.js", "selectserver.js", "serversecurity.js", "songs.js", "supporterkeypage.js", "supporterpage.js", "syncactivity.js", "syncsettings.js", "episodes.js", "thememediaplayer.js", "tvgenres.js", "tvlatest.js", "tvpeople.js", "tvrecommended.js", "tvshows.js", "tvstudios.js", "tvupcoming.js", "useredit.js", "usernew.js", "myprofile.js", "userpassword.js", "userprofilespage.js", "userparentalcontrol.js", "userlibraryaccess.js", "wizardagreement.js", "wizardfinishpage.js", "wizardservice.js", "wizardstartpage.js", "wizardsettings.js", "wizarduserpage.js" }; } private async Task AppendLocalization(Stream stream, string culture) { var js = "window.localizationGlossary=" + _jsonSerializer.SerializeToString(_localization.GetJavaScriptLocalizationDictionary(culture)); var bytes = Encoding.UTF8.GetBytes(js); await stream.WriteAsync(bytes, 0, bytes.Length).ConfigureAwait(false); } /// /// Appends the resource. /// /// The output stream. /// The path. /// The new line bytes. /// Task. private async Task AppendResource(Stream outputStream, string path, byte[] newLineBytes) { path = GetDashboardResourcePath(path); using (var fs = _fileSystem.GetFileStream(path, FileMode.Open, FileAccess.Read, FileShare.ReadWrite, true)) { using (var streamReader = new StreamReader(fs)) { var text = await streamReader.ReadToEndAsync().ConfigureAwait(false); var bytes = Encoding.UTF8.GetBytes(text); await outputStream.WriteAsync(bytes, 0, bytes.Length).ConfigureAwait(false); } } await outputStream.WriteAsync(newLineBytes, 0, newLineBytes.Length).ConfigureAwait(false); } /// /// Gets all CSS. /// /// Task{Stream}. private async Task GetAllCss(bool enableMinification) { var files = new[] { "site.css", "chromecast.css", "mediaplayer.css", "mediaplayer-video.css", "librarymenu.css", "librarybrowser.css", "detailtable.css", "card.css", "tileitem.css", "metadataeditor.css", "notifications.css", "search.css", "pluginupdates.css", "remotecontrol.css", "userimage.css", "livetv.css", "nowplaying.css", "icons.css", "materialize.css" }; var builder = new StringBuilder(); foreach (var file in files) { var path = GetDashboardResourcePath("css/" + file); using (var fs = _fileSystem.GetFileStream(path, FileMode.Open, FileAccess.Read, FileShare.ReadWrite, true)) { using (var streamReader = new StreamReader(fs)) { var text = await streamReader.ReadToEndAsync().ConfigureAwait(false); builder.Append(text); builder.Append(Environment.NewLine); } } } var css = builder.ToString(); if (enableMinification) { try { var result = new KristensenCssMinifier().Minify(builder.ToString(), false, Encoding.UTF8); if (result.Errors.Count > 0) { _logger.Error("Error minifying css: " + result.Errors[0].Message); } else { css = result.MinifiedContent; } } catch (Exception ex) { _logger.ErrorException("Error minifying css", ex); } } var memoryStream = new MemoryStream(Encoding.UTF8.GetBytes(css)); memoryStream.Position = 0; return memoryStream; } /// /// Gets the raw resource stream. /// /// The path. /// Task{Stream}. private Stream GetRawResourceStream(string path) { return _fileSystem.GetFileStream(GetDashboardResourcePath(path), FileMode.Open, FileAccess.Read, FileShare.ReadWrite, true); } } }