jellyfin/MediaBrowser.Api/Reports/Common/ReportBuilderBase.cs
2015-07-28 13:32:08 +02:00

364 lines
14 KiB
C#

using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Controller.Entities.TV;
using MediaBrowser.Controller.Library;
using MediaBrowser.Model.Channels;
using MediaBrowser.Model.Dto;
using MediaBrowser.Model.Entities;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace MediaBrowser.Api.Reports
{
/// <summary> A report builder base. </summary>
public abstract class ReportBuilderBase
{
#region [Constructors]
/// <summary>
/// Initializes a new instance of the MediaBrowser.Api.Reports.ReportBuilderBase class. </summary>
/// <param name="libraryManager"> Manager for library. </param>
public ReportBuilderBase(ILibraryManager libraryManager)
{
_libraryManager = libraryManager;
}
#endregion
#region [Protected Fields]
/// <summary> Manager for library. </summary>
protected readonly ILibraryManager _libraryManager; ///< Manager for library
protected Func<bool, string> GetBoolString = s => s == true ? "x" : ""; ///< .
#endregion
#region [Protected Internal Methods]
/// <summary> Gets the headers. </summary>
/// <typeparam name="H"> Type of the header. </typeparam>
/// <param name="request"> The request. </param>
/// <returns> The headers. </returns>
protected internal abstract List<ReportHeader> GetHeaders<H>(H request) where H : IReportsHeader;
#endregion
#region [Protected Methods]
/// <summary> Gets active headers. </summary>
/// <typeparam name="T"> Generic type parameter. </typeparam>
/// <param name="options"> Options for controlling the operation. </param>
/// <returns> The active headers. </returns>
protected List<ReportHeader> GetActiveHeaders<T>(List<ReportOptions<T>> options, ReportDisplayType displayType)
{
List<ReportHeader> headers = new List<ReportHeader>();
foreach (ReportOptions<T> option in options.Where(x => this.DisplayTypeVisible(x.Header.DisplayType, displayType)))
{
headers.Add(option.Header);
}
return headers;
}
/// <summary> Gets audio stream. </summary>
/// <param name="item"> The item. </param>
/// <returns> The audio stream. </returns>
protected string GetAudioStream(BaseItem item)
{
var stream = GetStream(item, MediaStreamType.Audio);
if (stream != null)
return stream.Codec.ToUpper() == "DCA" ? stream.Profile : stream.Codec.
ToUpper();
return string.Empty;
}
/// <summary> Gets an episode. </summary>
/// <param name="item"> The item. </param>
/// <returns> The episode. </returns>
protected string GetEpisode(BaseItem item)
{
if (item.GetClientTypeName() == ChannelMediaContentType.Episode.ToString() && item.ParentIndexNumber != null)
return "Season " + item.ParentIndexNumber;
else
return item.Name;
}
/// <summary> Gets a genre. </summary>
/// <param name="name"> The name. </param>
/// <returns> The genre. </returns>
protected Genre GetGenre(string name)
{
if (string.IsNullOrEmpty(name))
return null;
return _libraryManager.GetGenre(name);
}
/// <summary> Gets genre identifier. </summary>
/// <param name="name"> The name. </param>
/// <returns> The genre identifier. </returns>
protected string GetGenreID(string name)
{
if (string.IsNullOrEmpty(name))
return string.Empty;
return string.Format("{0:N}",
GetGenre(name).Id);
}
/// <summary> Gets the headers. </summary>
/// <typeparam name="T"> Generic type parameter. </typeparam>
/// <param name="options"> Options for controlling the operation. </param>
/// <returns> The headers. </returns>
protected List<ReportHeader> GetHeaders<T>(List<ReportOptions<T>> options)
{
List<ReportHeader> headers = new List<ReportHeader>();
foreach (ReportOptions<T> option in options)
{
headers.Add(option.Header);
}
return headers;
}
/// <summary> Gets the headers. </summary>
/// <typeparam name="T"> Generic type parameter. </typeparam>
/// <param name="request"> The request. </param>
/// <param name="getHeadersMetadata"> The get headers metadata. </param>
/// <param name="getOptions"> Options for controlling the get. </param>
/// <returns> The headers. </returns>
protected List<ReportHeader> GetHeaders<T>(IReportsHeader request, Func<List<HeaderMetadata>> getHeadersMetadata, Func<HeaderMetadata, ReportOptions<T>> getOptions)
{
List<ReportOptions<T>> options = this.GetReportOptions(request, getHeadersMetadata, getOptions);
return this.GetHeaders(options);
}
/// <summary> Gets list as string. </summary>
/// <param name="items"> The items. </param>
/// <returns> The list as string. </returns>
protected string GetListAsString(List<string> items)
{
return String.Join("; ", items);
}
/// <summary> Gets localized header. </summary>
/// <param name="internalHeader"> The internal header. </param>
/// <returns> The localized header. </returns>
protected static string GetLocalizedHeader(HeaderMetadata internalHeader)
{
string headerName = "";
if (internalHeader != HeaderMetadata.None)
{
string localHeader = "Header" + internalHeader.ToString();
headerName = ReportHelper.GetCoreLocalizedString(localHeader);
}
return headerName;
}
/// <summary> Gets media source information. </summary>
/// <param name="item"> The item. </param>
/// <returns> The media source information. </returns>
protected MediaSourceInfo GetMediaSourceInfo(BaseItem item)
{
var mediaSource = item as IHasMediaSources;
if (mediaSource != null)
return mediaSource.GetMediaSources(false).FirstOrDefault(n => n.Type == MediaSourceType.Default);
return null;
}
/// <summary> Gets an object. </summary>
/// <typeparam name="T"> Generic type parameter. </typeparam>
/// <typeparam name="R"> Type of the r. </typeparam>
/// <param name="item"> The item. </param>
/// <param name="function"> The function. </param>
/// <param name="defaultValue"> The default value. </param>
/// <returns> The object. </returns>
protected R GetObject<T, R>(BaseItem item, Func<T, R> function, R defaultValue = default(R)) where T : class
{
var value = item as T;
if (value != null && function != null)
return function(value);
else
return defaultValue;
}
/// <summary> Gets a person. </summary>
/// <param name="name"> The name. </param>
/// <returns> The person. </returns>
protected Person GetPerson(string name)
{
if (string.IsNullOrEmpty(name))
return null;
return _libraryManager.GetPerson(name);
}
/// <summary> Gets person identifier. </summary>
/// <param name="name"> The name. </param>
/// <returns> The person identifier. </returns>
protected string GetPersonID(string name)
{
if (string.IsNullOrEmpty(name))
return string.Empty;
return string.Format("{0:N}",
GetPerson(name).Id);
}
/// <summary> Gets report options. </summary>
/// <typeparam name="T"> Generic type parameter. </typeparam>
/// <param name="request"> The request. </param>
/// <param name="getHeadersMetadata"> The get headers metadata. </param>
/// <param name="getOptions"> Options for controlling the get. </param>
/// <returns> The report options. </returns>
protected List<ReportOptions<T>> GetReportOptions<T>(IReportsHeader request, Func<List<HeaderMetadata>> getHeadersMetadata, Func<HeaderMetadata, ReportOptions<T>> getOptions)
{
List<HeaderMetadata> headersMetadata = getHeadersMetadata();
List<ReportOptions<T>> options = new List<ReportOptions<T>>();
ReportDisplayType displayType = ReportHelper.GetReportDisplayType(request.DisplayType);
foreach (HeaderMetadata header in headersMetadata)
{
ReportOptions<T> headerOptions = getOptions(header);
if (this.DisplayTypeVisible(headerOptions.Header.DisplayType, displayType))
options.Add(headerOptions);
}
if (request != null && !string.IsNullOrEmpty(request.ReportColumns))
{
List<HeaderMetadata> headersMetadataFiltered = ReportHelper.GetFilteredReportHeaderMetadata(request.ReportColumns, () => headersMetadata);
foreach (ReportHeader header in options.Select(x => x.Header))
{
if (this.DisplayTypeVisible(header.DisplayType, displayType))
{
if (!headersMetadataFiltered.Contains(header.FieldName) && displayType != ReportDisplayType.Export)
{
header.DisplayType = ReportDisplayType.None;
}
}
else
header.DisplayType = ReportDisplayType.None;
}
}
return options;
}
/// <summary> Gets runtime date time. </summary>
/// <param name="runtime"> The runtime. </param>
/// <returns> The runtime date time. </returns>
protected double? GetRuntimeDateTime(long? runtime)
{
if (runtime.HasValue)
return Math.Ceiling(new TimeSpan(runtime.Value).TotalMinutes);
return null;
}
/// <summary> Gets series production year. </summary>
/// <param name="item"> The item. </param>
/// <returns> The series production year. </returns>
protected string GetSeriesProductionYear(BaseItem item)
{
string productionYear = item.ProductionYear.ToString();
var series = item as Series;
if (series == null)
{
if (item.ProductionYear == null || item.ProductionYear == 0)
return string.Empty;
return productionYear;
}
if (series.Status == SeriesStatus.Continuing)
return productionYear += "-Present";
if (series.EndDate != null && series.EndDate.Value.Year != series.ProductionYear)
return productionYear += "-" + series.EndDate.Value.Year;
return productionYear;
}
/// <summary> Gets a stream. </summary>
/// <param name="item"> The item. </param>
/// <param name="streamType"> Type of the stream. </param>
/// <returns> The stream. </returns>
protected MediaStream GetStream(BaseItem item, MediaStreamType streamType)
{
var itemInfo = GetMediaSourceInfo(item);
if (itemInfo != null)
return itemInfo.MediaStreams.FirstOrDefault(n => n.Type == streamType);
return null;
}
/// <summary> Gets a studio. </summary>
/// <param name="name"> The name. </param>
/// <returns> The studio. </returns>
protected Studio GetStudio(string name)
{
if (string.IsNullOrEmpty(name))
return null;
return _libraryManager.GetStudio(name);
}
/// <summary> Gets studio identifier. </summary>
/// <param name="name"> The name. </param>
/// <returns> The studio identifier. </returns>
protected string GetStudioID(string name)
{
if (string.IsNullOrEmpty(name))
return string.Empty;
return string.Format("{0:N}",
GetStudio(name).Id);
}
/// <summary> Gets video resolution. </summary>
/// <param name="item"> The item. </param>
/// <returns> The video resolution. </returns>
protected string GetVideoResolution(BaseItem item)
{
var stream = GetStream(item,
MediaStreamType.Video);
if (stream != null && stream.Width != null)
return string.Format("{0} * {1}",
stream.Width,
(stream.Height != null ? stream.Height.ToString() : "-"));
return string.Empty;
}
/// <summary> Gets video stream. </summary>
/// <param name="item"> The item. </param>
/// <returns> The video stream. </returns>
protected string GetVideoStream(BaseItem item)
{
var stream = GetStream(item, MediaStreamType.Video);
if (stream != null)
return stream.Codec.ToUpper();
return string.Empty;
}
/// <summary> Displays a type visible. </summary>
/// <param name="headerDisplayType"> Type of the header display. </param>
/// <param name="displayType"> Type of the display. </param>
/// <returns> true if it succeeds, false if it fails. </returns>
protected bool DisplayTypeVisible(ReportDisplayType headerDisplayType, ReportDisplayType displayType)
{
if (headerDisplayType == ReportDisplayType.None)
return false;
bool rval = headerDisplayType == displayType || headerDisplayType == ReportDisplayType.ScreenExport && (displayType == ReportDisplayType.Screen || displayType == ReportDisplayType.Export);
return rval;
}
#endregion
}
}