Add XmlReader.GetPersonFromXmlNode

This commit is contained in:
Patrick Barron 2023-10-06 12:46:35 -04:00
parent 0d2202de4f
commit bdca4ed322
3 changed files with 116 additions and 210 deletions

View File

@ -0,0 +1,107 @@
using System;
using System.Globalization;
using System.Xml;
using Jellyfin.Data.Enums;
using MediaBrowser.Controller.Entities;
namespace MediaBrowser.Controller.Extensions;
/// <summary>
/// Provides extension methods for <see cref="XmlReader"/> to parse <see cref="BaseItem"/>'s.
/// </summary>
public static class XmlReaderExtensions
{
/// <summary>
/// Parses a <see cref="PersonInfo"/> from the xml node.
/// </summary>
/// <param name="reader">The <see cref="XmlReader"/>.</param>
/// <returns>A <see cref="PersonInfo"/>, or <c>null</c> if none is found.</returns>
public static PersonInfo? GetPersonFromXmlNode(this XmlReader reader)
{
ArgumentNullException.ThrowIfNull(reader);
if (reader.IsEmptyElement)
{
reader.Read();
return null;
}
var name = string.Empty;
var type = PersonKind.Actor; // If type is not specified assume actor
var role = string.Empty;
int? sortOrder = null;
string? imageUrl = null;
using var subtree = reader.ReadSubtree();
subtree.MoveToContent();
subtree.Read();
while (subtree is { EOF: false, ReadState: ReadState.Interactive })
{
if (subtree.NodeType != XmlNodeType.Element)
{
subtree.Read();
continue;
}
switch (subtree.Name)
{
case "name":
case "Name":
name = subtree.ReadElementContentAsString();
break;
case "role":
case "Role":
var roleValue = subtree.ReadElementContentAsString();
if (!string.IsNullOrWhiteSpace(roleValue))
{
role = roleValue;
}
break;
case "type":
case "Type":
Enum.TryParse(subtree.ReadElementContentAsString(), true, out type);
break;
case "order":
case "sortorder":
case "SortOrder":
if (int.TryParse(
subtree.ReadElementContentAsString(),
NumberStyles.Integer,
CultureInfo.InvariantCulture,
out var intVal))
{
sortOrder = intVal;
}
break;
case "thumb":
var thumb = subtree.ReadElementContentAsString();
if (!string.IsNullOrWhiteSpace(thumb))
{
imageUrl = thumb;
}
break;
default:
subtree.Skip();
break;
}
}
if (string.IsNullOrWhiteSpace(name))
{
return null;
}
return new PersonInfo
{
Name = name.Trim(),
Role = role,
Type = type,
SortOrder = sortOrder,
ImageUrl = imageUrl
};
}
}

View File

@ -9,6 +9,7 @@ using System.Xml;
using Jellyfin.Data.Enums;
using Jellyfin.Extensions;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Extensions;
using MediaBrowser.Controller.Playlists;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Entities;
@ -929,29 +930,13 @@ namespace MediaBrowser.LocalMetadata.Parsers
{
case "Person":
case "Actor":
{
if (reader.IsEmptyElement)
var person = reader.GetPersonFromXmlNode();
if (person is not null)
{
reader.Read();
continue;
}
using (var subtree = reader.ReadSubtree())
{
foreach (var person in GetPersonsFromXmlNode(subtree))
{
if (string.IsNullOrWhiteSpace(person.Name))
{
continue;
}
item.AddPerson(person);
}
item.AddPerson(person);
}
break;
}
default:
reader.Skip();
break;
@ -1041,83 +1026,6 @@ namespace MediaBrowser.LocalMetadata.Parsers
}
}
/// <summary>
/// Gets the persons from XML node.
/// </summary>
/// <param name="reader">The reader.</param>
/// <returns>IEnumerable{PersonInfo}.</returns>
private IEnumerable<PersonInfo> GetPersonsFromXmlNode(XmlReader reader)
{
var name = string.Empty;
var type = PersonKind.Actor; // If type is not specified assume actor
var role = string.Empty;
int? sortOrder = null;
reader.MoveToContent();
reader.Read();
// Loop through each element
while (!reader.EOF && reader.ReadState == ReadState.Interactive)
{
if (reader.NodeType == XmlNodeType.Element)
{
switch (reader.Name)
{
case "Name":
name = reader.ReadElementContentAsString();
break;
case "Type":
{
var val = reader.ReadElementContentAsString();
_ = Enum.TryParse(val, true, out type);
break;
}
case "Role":
{
var val = reader.ReadElementContentAsString();
if (!string.IsNullOrWhiteSpace(val))
{
role = val;
}
break;
}
case "SortOrder":
{
var val = reader.ReadElementContentAsString();
if (!string.IsNullOrWhiteSpace(val))
{
if (int.TryParse(val, NumberStyles.Integer, CultureInfo.InvariantCulture, out var intVal))
{
sortOrder = intVal;
}
}
break;
}
default:
reader.Skip();
break;
}
}
else
{
reader.Read();
}
}
var personInfo = new PersonInfo { Name = name.Trim(), Role = role, Type = type, SortOrder = sortOrder };
return new[] { personInfo };
}
/// <summary>
/// Get linked child.
/// </summary>

View File

@ -13,6 +13,7 @@ using MediaBrowser.Common.Providers;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Movies;
using MediaBrowser.Controller.Entities.TV;
using MediaBrowser.Controller.Extensions;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Entities;
@ -581,27 +582,13 @@ namespace MediaBrowser.XbmcMetadata.Parsers
}
case "actor":
var person = reader.GetPersonFromXmlNode();
if (person is not null)
{
if (!reader.IsEmptyElement)
{
using (var subtree = reader.ReadSubtree())
{
var person = GetPersonFromXmlNode(subtree);
if (!string.IsNullOrWhiteSpace(person.Name))
{
itemResult.AddPerson(person);
}
}
}
else
{
reader.Read();
}
break;
itemResult.AddPerson(person);
}
break;
case "trailer":
{
var val = reader.ReadElementContentAsString();
@ -1196,102 +1183,6 @@ namespace MediaBrowser.XbmcMetadata.Parsers
}
}
/// <summary>
/// Gets the persons from a XML node.
/// </summary>
/// <param name="reader">The <see cref="XmlReader"/>.</param>
/// <returns>IEnumerable{PersonInfo}.</returns>
private PersonInfo GetPersonFromXmlNode(XmlReader reader)
{
var name = string.Empty;
var type = PersonKind.Actor; // If type is not specified assume actor
var role = string.Empty;
int? sortOrder = null;
string? imageUrl = null;
reader.MoveToContent();
reader.Read();
// Loop through each element
while (!reader.EOF && reader.ReadState == ReadState.Interactive)
{
if (reader.NodeType == XmlNodeType.Element)
{
switch (reader.Name)
{
case "name":
name = reader.ReadElementContentAsString();
break;
case "role":
{
var val = reader.ReadElementContentAsString();
if (!string.IsNullOrWhiteSpace(val))
{
role = val;
}
break;
}
case "type":
{
var val = reader.ReadElementContentAsString();
if (!Enum.TryParse(val, true, out type))
{
type = PersonKind.Actor;
}
break;
}
case "order":
case "sortorder":
{
var val = reader.ReadElementContentAsString();
if (int.TryParse(val, NumberStyles.Integer, CultureInfo.InvariantCulture, out var intVal))
{
sortOrder = intVal;
}
break;
}
case "thumb":
{
var val = reader.ReadElementContentAsString();
if (!string.IsNullOrWhiteSpace(val))
{
imageUrl = val;
}
break;
}
default:
reader.Skip();
break;
}
}
else
{
reader.Read();
}
}
return new PersonInfo
{
Name = name.Trim(),
Role = role,
Type = type,
SortOrder = sortOrder,
ImageUrl = imageUrl
};
}
internal XmlReaderSettings GetXmlReaderSettings()
=> new XmlReaderSettings()
{