784 lines
30 KiB
C#
784 lines
30 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Xml;
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using Rssdp.Infrastructure;
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namespace Rssdp
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{
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/// <summary>
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/// Base class representing the common details of a (root or embedded) device, either to be published or that has been located.
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/// </summary>
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/// <remarks>
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/// <para>Do not derive new types directly from this class. New device classes should derive from either <see cref="SsdpRootDevice"/> or <see cref="SsdpEmbeddedDevice"/>.</para>
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/// </remarks>
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/// <seealso cref="SsdpRootDevice"/>
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/// <seealso cref="SsdpEmbeddedDevice"/>
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public abstract class SsdpDevice
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{
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#region Fields
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private string _Udn;
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private string _DeviceType;
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private string _DeviceTypeNamespace;
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private int _DeviceVersion;
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private SsdpDevicePropertiesCollection _CustomProperties;
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private CustomHttpHeadersCollection _CustomResponseHeaders;
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private IList<SsdpDevice> _Devices;
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#endregion
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#region Events
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/// <summary>
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/// Raised when a new child device is added.
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/// </summary>
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/// <seealso cref="AddDevice"/>
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/// <seealso cref="DeviceAdded"/>
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public event EventHandler<DeviceEventArgs> DeviceAdded;
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/// <summary>
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/// Raised when a child device is removed.
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/// </summary>
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/// <seealso cref="RemoveDevice"/>
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/// <seealso cref="DeviceRemoved"/>
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public event EventHandler<DeviceEventArgs> DeviceRemoved;
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#endregion
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#region Constructors
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/// <summary>
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/// Derived type constructor, allows constructing a device with no parent. Should only be used from derived types that are or inherit from <see cref="SsdpRootDevice"/>.
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/// </summary>
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protected SsdpDevice()
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{
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_DeviceTypeNamespace = SsdpConstants.UpnpDeviceTypeNamespace;
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_DeviceType = SsdpConstants.UpnpDeviceTypeBasicDevice;
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_DeviceVersion = 1;
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this.Icons = new List<SsdpDeviceIcon>();
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_Devices = new List<SsdpDevice>();
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this.Devices = new ReadOnlyEnumerable<SsdpDevice>(_Devices);
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_CustomResponseHeaders = new CustomHttpHeadersCollection();
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_CustomProperties = new SsdpDevicePropertiesCollection();
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}
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/// <summary>
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/// Deserialisation constructor.
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/// </summary>
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/// <remarks><para>Uses the provided XML string and parent device properties to set the properties of the object. The XML provided must be a valid UPnP device description document.</para></remarks>
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/// <param name="deviceDescriptionXml">A UPnP device description XML document.</param>
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/// <exception cref="System.ArgumentNullException">Thrown if the <paramref name="deviceDescriptionXml"/> argument is null.</exception>
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/// <exception cref="System.ArgumentException">Thrown if the <paramref name="deviceDescriptionXml"/> argument is empty.</exception>
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protected SsdpDevice(string deviceDescriptionXml)
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: this()
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{
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if (deviceDescriptionXml == null) throw new ArgumentNullException("deviceDescriptionXml");
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if (deviceDescriptionXml.Length == 0) throw new ArgumentException("deviceDescriptionXml cannot be an empty string.", "deviceDescriptionXml");
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using (var ms = new System.IO.MemoryStream(System.Text.UTF8Encoding.UTF8.GetBytes(deviceDescriptionXml)))
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{
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var reader = XmlReader.Create(ms);
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LoadDeviceProperties(reader, this);
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}
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}
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#endregion
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#region Public Properties
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#region UPnP Device Description Properties
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/// <summary>
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/// Sets or returns the core device type (not including namespace, version etc.). Required.
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/// </summary>
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/// <remarks><para>Defaults to the UPnP basic device type.</para></remarks>
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/// <seealso cref="DeviceTypeNamespace"/>
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/// <seealso cref="DeviceVersion"/>
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/// <seealso cref="FullDeviceType"/>
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public string DeviceType
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{
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get
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{
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return _DeviceType;
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}
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set
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{
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_DeviceType = value;
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}
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}
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public string DeviceClass { get; set; }
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/// <summary>
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/// Sets or returns the namespace for the <see cref="DeviceType"/> of this device. Optional, but defaults to UPnP schema so should be changed if <see cref="DeviceType"/> is not a UPnP device type.
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/// </summary>
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/// <remarks><para>Defaults to the UPnP standard namespace.</para></remarks>
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/// <seealso cref="DeviceType"/>
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/// <seealso cref="DeviceVersion"/>
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/// <seealso cref="FullDeviceType"/>
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public string DeviceTypeNamespace
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{
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get
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{
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return _DeviceTypeNamespace;
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}
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set
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{
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_DeviceTypeNamespace = value;
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}
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}
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/// <summary>
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/// Sets or returns the version of the device type. Optional, defaults to 1.
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/// </summary>
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/// <remarks><para>Defaults to a value of 1.</para></remarks>
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/// <seealso cref="DeviceType"/>
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/// <seealso cref="DeviceTypeNamespace"/>
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/// <seealso cref="FullDeviceType"/>
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public int DeviceVersion
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{
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get
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{
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return _DeviceVersion;
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}
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set
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{
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_DeviceVersion = value;
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}
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}
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/// <summary>
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/// Returns the full device type string.
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/// </summary>
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/// <remarks>
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/// <para>The format used is urn:<see cref="DeviceTypeNamespace"/>:device:<see cref="DeviceType"/>:<see cref="DeviceVersion"/></para>
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/// </remarks>
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public string FullDeviceType
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{
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get
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{
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return String.Format("urn:{0}:{3}:{1}:{2}",
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this.DeviceTypeNamespace ?? String.Empty,
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this.DeviceType ?? String.Empty,
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this.DeviceVersion,
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this.DeviceClass ?? "device");
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}
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}
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/// <summary>
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/// Sets or returns the universally unique identifier for this device (without the uuid: prefix). Required.
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/// </summary>
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/// <remarks>
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/// <para>Must be the same over time for a specific device instance (i.e. must survive reboots).</para>
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/// <para>For UPnP 1.0 this can be any unique string. For UPnP 1.1 this should be a 128 bit number formatted in a specific way, preferably generated using the time and MAC based algorithm. See section 1.1.4 of http://upnp.org/specs/arch/UPnP-arch-DeviceArchitecture-v1.1.pdf for details.</para>
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/// <para>Technically this library implements UPnP 1.0, so any value is allowed, but we advise using UPnP 1.1 compatible values for good behaviour and forward compatibility with future versions.</para>
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/// </remarks>
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public string Uuid { get; set; }
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/// <summary>
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/// Returns (or sets*) a unique device name for this device. Optional, not recommended to be explicitly set.
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/// </summary>
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/// <remarks>
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/// <para>* In general you should not explicitly set this property. If it is not set (or set to null/empty string) the property will return a UDN value that is correct as per the UPnP specification, based on the other device properties.</para>
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/// <para>The setter is provided to allow for devices that do not correctly follow the specification (when we discover them), rather than to intentionally deviate from the specification.</para>
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/// <para>If a value is explicitly set, it is used verbatim, and so any prefix (such as uuid:) must be provided in the value.</para>
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/// </remarks>
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public string Udn
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{
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get
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{
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if (String.IsNullOrEmpty(_Udn) && !String.IsNullOrEmpty(this.Uuid))
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return "uuid:" + this.Uuid;
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else
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return _Udn;
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}
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set
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{
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_Udn = value;
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}
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}
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/// <summary>
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/// Sets or returns a friendly/display name for this device on the network. Something the user can identify the device/instance by, i.e Lounge Main Light. Required.
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/// </summary>
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/// <remarks><para>A short description for the end user. </para></remarks>
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public string FriendlyName { get; set; }
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/// <summary>
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/// Sets or returns the name of the manufacturer of this device. Required.
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/// </summary>
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public string Manufacturer { get; set; }
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/// <summary>
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/// Sets or returns a URL to the manufacturers web site. Optional.
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/// </summary>
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public Uri ManufacturerUrl { get; set; }
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/// <summary>
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/// Sets or returns a description of this device model. Recommended.
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/// </summary>
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/// <remarks><para>A long description for the end user.</para></remarks>
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public string ModelDescription { get; set; }
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/// <summary>
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/// Sets or returns the name of this model. Required.
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/// </summary>
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public string ModelName { get; set; }
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/// <summary>
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/// Sets or returns the number of this model. Recommended.
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/// </summary>
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public string ModelNumber { get; set; }
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/// <summary>
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/// Sets or returns a URL to a web page with details of this device model. Optional.
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/// </summary>
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/// <remarks>
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/// <para>Optional. May be relative to base URL.</para>
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/// </remarks>
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public Uri ModelUrl { get; set; }
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/// <summary>
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/// Sets or returns the serial number for this device. Recommended.
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/// </summary>
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public string SerialNumber { get; set; }
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/// <summary>
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/// Sets or returns the universal product code of the device, if any. Optional.
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/// </summary>
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/// <remarks>
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/// <para>If not blank, must be exactly 12 numeric digits.</para>
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/// </remarks>
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public string Upc { get; set; }
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/// <summary>
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/// Sets or returns the URL to a web page that can be used to configure/manager/use the device. Recommended.
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/// </summary>
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/// <remarks>
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/// <para>May be relative to base URL. </para>
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/// </remarks>
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public Uri PresentationUrl { get; set; }
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#endregion
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/// <summary>
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/// Returns a list of icons (images) that can be used to display this device. Optional, but recommended you provide at least one at 48x48 pixels.
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/// </summary>
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public IList<SsdpDeviceIcon> Icons
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{
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get;
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private set;
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}
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/// <summary>
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/// Returns a read-only enumerable set of <see cref="SsdpDevice"/> objects representing children of this device. Child devices are optional.
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/// </summary>
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/// <seealso cref="AddDevice"/>
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/// <seealso cref="RemoveDevice"/>
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public IEnumerable<SsdpDevice> Devices
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{
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get;
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private set;
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}
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/// <summary>
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/// Returns a dictionary of <see cref="SsdpDeviceProperty"/> objects keyed by <see cref="SsdpDeviceProperty.FullName"/>. Each value represents a custom property in the device description document.
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/// </summary>
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public SsdpDevicePropertiesCollection CustomProperties
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{
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get
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{
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return _CustomProperties;
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}
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}
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/// <summary>
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/// Provides a list of additional information to provide about this device in search response and notification messages.
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/// </summary>
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/// <remarks>
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/// <para>The headers included here are included in the (HTTP headers) for search response and alive notifications sent in relation to this device.</para>
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/// <para>Only values specified directly on this <see cref="SsdpDevice"/> instance will be included, headers from ancestors are not automatically included.</para>
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/// </remarks>
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public CustomHttpHeadersCollection CustomResponseHeaders
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{
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get
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{
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return _CustomResponseHeaders;
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}
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}
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#endregion
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#region Public Methods
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/// <summary>
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/// Adds a child device to the <see cref="Devices"/> collection.
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/// </summary>
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/// <param name="device">The <see cref="SsdpEmbeddedDevice"/> instance to add.</param>
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/// <remarks>
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/// <para>If the device is already a member of the <see cref="Devices"/> collection, this method does nothing.</para>
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/// <para>Also sets the <see cref="SsdpEmbeddedDevice.RootDevice"/> property of the added device and all descendant devices to the relevant <see cref="SsdpRootDevice"/> instance.</para>
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/// </remarks>
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/// <exception cref="System.ArgumentNullException">Thrown if the <paramref name="device"/> argument is null.</exception>
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/// <exception cref="System.InvalidOperationException">Thrown if the <paramref name="device"/> is already associated with a different <see cref="SsdpRootDevice"/> instance than used in this tree. Can occur if you try to add the same device instance to more than one tree. Also thrown if you try to add a device to itself.</exception>
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/// <seealso cref="DeviceAdded"/>
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public void AddDevice(SsdpEmbeddedDevice device)
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{
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if (device == null) throw new ArgumentNullException("device");
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if (device.RootDevice != null && device.RootDevice != this.ToRootDevice()) throw new InvalidOperationException("This device is already associated with a different root device (has been added as a child in another branch).");
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if (device == this) throw new InvalidOperationException("Can't add device to itself.");
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bool wasAdded = false;
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lock (_Devices)
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{
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device.RootDevice = this.ToRootDevice();
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_Devices.Add(device);
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wasAdded = true;
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}
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if (wasAdded)
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OnDeviceAdded(device);
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}
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/// <summary>
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/// Removes a child device from the <see cref="Devices"/> collection.
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/// </summary>
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/// <param name="device">The <see cref="SsdpEmbeddedDevice"/> instance to remove.</param>
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/// <remarks>
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/// <para>If the device is not a member of the <see cref="Devices"/> collection, this method does nothing.</para>
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/// <para>Also sets the <see cref="SsdpEmbeddedDevice.RootDevice"/> property to null for the removed device and all descendant devices.</para>
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/// </remarks>
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/// <exception cref="System.ArgumentNullException">Thrown if the <paramref name="device"/> argument is null.</exception>
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/// <seealso cref="DeviceRemoved"/>
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public void RemoveDevice(SsdpEmbeddedDevice device)
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{
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if (device == null) throw new ArgumentNullException("device");
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bool wasRemoved = false;
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lock (_Devices)
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{
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wasRemoved = _Devices.Remove(device);
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if (wasRemoved)
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{
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device.RootDevice = null;
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}
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}
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if (wasRemoved)
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OnDeviceRemoved(device);
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}
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/// <summary>
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/// Raises the <see cref="DeviceAdded"/> event.
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/// </summary>
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/// <param name="device">The <see cref="SsdpEmbeddedDevice"/> instance added to the <see cref="Devices"/> collection.</param>
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/// <seealso cref="AddDevice"/>
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/// <seealso cref="DeviceAdded"/>
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protected virtual void OnDeviceAdded(SsdpEmbeddedDevice device)
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{
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var handlers = this.DeviceAdded;
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if (handlers != null)
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handlers(this, new DeviceEventArgs(device));
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}
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/// <summary>
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/// Raises the <see cref="DeviceRemoved"/> event.
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/// </summary>
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/// <param name="device">The <see cref="SsdpEmbeddedDevice"/> instance removed from the <see cref="Devices"/> collection.</param>
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/// <seealso cref="RemoveDevice"/>
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/// <see cref="DeviceRemoved"/>
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protected virtual void OnDeviceRemoved(SsdpEmbeddedDevice device)
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{
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var handlers = this.DeviceRemoved;
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if (handlers != null)
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handlers(this, new DeviceEventArgs(device));
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}
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/// <summary>
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/// Writes this device to the specified <see cref="System.Xml.XmlWriter"/> as a device node and it's content.
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/// </summary>
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/// <param name="writer">The <see cref="System.Xml.XmlWriter"/> to output to.</param>
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/// <param name="device">The <see cref="SsdpDevice"/> to write out.</param>
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/// <exception cref="System.ArgumentNullException">Thrown if the <paramref name="writer"/> or <paramref name="device"/> argument is null.</exception>
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protected virtual void WriteDeviceDescriptionXml(XmlWriter writer, SsdpDevice device)
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{
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if (writer == null) throw new ArgumentNullException("writer");
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if (device == null) throw new ArgumentNullException("device");
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writer.WriteStartElement("device");
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if (!String.IsNullOrEmpty(device.FullDeviceType))
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WriteNodeIfNotEmpty(writer, "deviceType", device.FullDeviceType);
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WriteNodeIfNotEmpty(writer, "friendlyName", device.FriendlyName);
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WriteNodeIfNotEmpty(writer, "manufacturer", device.Manufacturer);
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WriteNodeIfNotEmpty(writer, "manufacturerURL", device.ManufacturerUrl);
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WriteNodeIfNotEmpty(writer, "modelDescription", device.ModelDescription);
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WriteNodeIfNotEmpty(writer, "modelName", device.ModelName);
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WriteNodeIfNotEmpty(writer, "modelNumber", device.ModelNumber);
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WriteNodeIfNotEmpty(writer, "modelURL", device.ModelUrl);
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WriteNodeIfNotEmpty(writer, "presentationURL", device.PresentationUrl);
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WriteNodeIfNotEmpty(writer, "serialNumber", device.SerialNumber);
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WriteNodeIfNotEmpty(writer, "UDN", device.Udn);
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WriteNodeIfNotEmpty(writer, "UPC", device.Upc);
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WriteCustomProperties(writer, device);
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WriteIcons(writer, device);
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WriteChildDevices(writer, device);
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writer.WriteEndElement();
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}
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/// <summary>
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/// Converts a string to a <see cref="Uri"/>, or returns null if the string provided is null.
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/// </summary>
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/// <param name="value">The string value to convert.</param>
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/// <returns>A <see cref="Uri"/>.</returns>
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protected static Uri StringToUri(string value)
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{
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if (!String.IsNullOrEmpty(value))
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return new Uri(value, UriKind.RelativeOrAbsolute);
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return null;
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}
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#endregion
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|
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#region Private Methods
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#region Serialisation Methods
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private static void WriteCustomProperties(XmlWriter writer, SsdpDevice device)
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{
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foreach (var prop in device.CustomProperties)
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{
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writer.WriteElementString(prop.Namespace, prop.Name, SsdpConstants.SsdpDeviceDescriptionXmlNamespace, prop.Value);
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}
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}
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private static void WriteIcons(XmlWriter writer, SsdpDevice device)
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{
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if (device.Icons.Any())
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{
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writer.WriteStartElement("iconList");
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foreach (var icon in device.Icons)
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{
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writer.WriteStartElement("icon");
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writer.WriteElementString("mimetype", icon.MimeType);
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writer.WriteElementString("width", icon.Width.ToString());
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writer.WriteElementString("height", icon.Height.ToString());
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writer.WriteElementString("depth", icon.ColorDepth.ToString());
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writer.WriteElementString("url", icon.Url.ToString());
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writer.WriteEndElement();
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}
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writer.WriteEndElement();
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}
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}
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private void WriteChildDevices(XmlWriter writer, SsdpDevice parentDevice)
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{
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if (parentDevice.Devices.Any())
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{
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writer.WriteStartElement("deviceList");
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foreach (var device in parentDevice.Devices)
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{
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WriteDeviceDescriptionXml(writer, device);
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}
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writer.WriteEndElement();
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}
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}
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private static void WriteNodeIfNotEmpty(XmlWriter writer, string nodeName, string value)
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{
|
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if (!String.IsNullOrEmpty(value))
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writer.WriteElementString(nodeName, value);
|
|
}
|
|
|
|
private static void WriteNodeIfNotEmpty(XmlWriter writer, string nodeName, Uri value)
|
|
{
|
|
if (value != null)
|
|
writer.WriteElementString(nodeName, value.ToString());
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Deserialisation Methods
|
|
|
|
private void LoadDeviceProperties(XmlReader reader, SsdpDevice device)
|
|
{
|
|
ReadUntilDeviceNode(reader);
|
|
|
|
while (!reader.EOF)
|
|
{
|
|
if (reader.NodeType == XmlNodeType.EndElement && reader.Name == "device")
|
|
{
|
|
reader.Read();
|
|
break;
|
|
}
|
|
|
|
if (!SetPropertyFromReader(reader, device))
|
|
reader.Read();
|
|
}
|
|
}
|
|
|
|
private static void ReadUntilDeviceNode(XmlReader reader)
|
|
{
|
|
while (!reader.EOF && (reader.LocalName != "device" || reader.NodeType != XmlNodeType.Element))
|
|
{
|
|
reader.Read();
|
|
}
|
|
}
|
|
|
|
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Maintainability", "CA1502:AvoidExcessiveComplexity", Justification = "Yes, there is a large switch statement, not it's not really complex and doesn't really need to be rewritten at this point.")]
|
|
private bool SetPropertyFromReader(XmlReader reader, SsdpDevice device)
|
|
{
|
|
switch (reader.LocalName)
|
|
{
|
|
case "friendlyName":
|
|
device.FriendlyName = reader.ReadElementContentAsString();
|
|
break;
|
|
|
|
case "manufacturer":
|
|
device.Manufacturer = reader.ReadElementContentAsString();
|
|
break;
|
|
|
|
case "manufacturerURL":
|
|
device.ManufacturerUrl = StringToUri(reader.ReadElementContentAsString());
|
|
break;
|
|
|
|
case "modelDescription":
|
|
device.ModelDescription = reader.ReadElementContentAsString();
|
|
break;
|
|
|
|
case "modelName":
|
|
device.ModelName = reader.ReadElementContentAsString();
|
|
break;
|
|
|
|
case "modelNumber":
|
|
device.ModelNumber = reader.ReadElementContentAsString();
|
|
break;
|
|
|
|
case "modelURL":
|
|
device.ModelUrl = StringToUri(reader.ReadElementContentAsString());
|
|
break;
|
|
|
|
case "presentationURL":
|
|
device.PresentationUrl = StringToUri(reader.ReadElementContentAsString());
|
|
break;
|
|
|
|
case "serialNumber":
|
|
device.SerialNumber = reader.ReadElementContentAsString();
|
|
break;
|
|
|
|
case "UDN":
|
|
device.Udn = reader.ReadElementContentAsString();
|
|
SetUuidFromUdn(device);
|
|
break;
|
|
|
|
case "UPC":
|
|
device.Upc = reader.ReadElementContentAsString();
|
|
break;
|
|
|
|
case "deviceType":
|
|
SetDeviceTypePropertiesFromFullDeviceType(device, reader.ReadElementContentAsString());
|
|
break;
|
|
|
|
case "iconList":
|
|
reader.Read();
|
|
LoadIcons(reader, device);
|
|
break;
|
|
|
|
case "deviceList":
|
|
reader.Read();
|
|
LoadChildDevices(reader, device);
|
|
break;
|
|
|
|
case "serviceList":
|
|
reader.Skip();
|
|
break;
|
|
|
|
default:
|
|
if (reader.NodeType == XmlNodeType.Element && reader.Name != "device" && reader.Name != "icon")
|
|
{
|
|
AddCustomProperty(reader, device);
|
|
break;
|
|
}
|
|
else
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
private static void SetDeviceTypePropertiesFromFullDeviceType(SsdpDevice device, string value)
|
|
{
|
|
if (String.IsNullOrEmpty(value) || !value.Contains(":"))
|
|
device.DeviceType = value;
|
|
else
|
|
{
|
|
var parts = value.Split(':');
|
|
if (parts.Length == 5)
|
|
{
|
|
int deviceVersion = 1;
|
|
if (Int32.TryParse(parts[4], out deviceVersion))
|
|
{
|
|
device.DeviceTypeNamespace = parts[1];
|
|
device.DeviceType = parts[3];
|
|
device.DeviceVersion = deviceVersion;
|
|
}
|
|
else
|
|
device.DeviceType = value;
|
|
}
|
|
else
|
|
device.DeviceType = value;
|
|
}
|
|
}
|
|
|
|
private static void SetUuidFromUdn(SsdpDevice device)
|
|
{
|
|
if (device.Udn != null && device.Udn.StartsWith("uuid:", StringComparison.OrdinalIgnoreCase))
|
|
device.Uuid = device.Udn.Substring(5).Trim();
|
|
else
|
|
device.Uuid = device.Udn;
|
|
}
|
|
|
|
private static void LoadIcons(XmlReader reader, SsdpDevice device)
|
|
{
|
|
while (!reader.EOF)
|
|
{
|
|
while (!reader.EOF && reader.NodeType != XmlNodeType.Element)
|
|
{
|
|
reader.Read();
|
|
}
|
|
|
|
if (reader.LocalName != "icon") break;
|
|
|
|
while (reader.Name == "icon")
|
|
{
|
|
var icon = new SsdpDeviceIcon();
|
|
LoadIconProperties(reader, icon);
|
|
device.Icons.Add(icon);
|
|
|
|
reader.Read();
|
|
}
|
|
}
|
|
}
|
|
|
|
private static void LoadIconProperties(XmlReader reader, SsdpDeviceIcon icon)
|
|
{
|
|
while (!reader.EOF)
|
|
{
|
|
if (reader.NodeType != XmlNodeType.Element)
|
|
{
|
|
if (reader.NodeType == XmlNodeType.EndElement && reader.Name == "icon") break;
|
|
|
|
reader.Read();
|
|
continue;
|
|
}
|
|
|
|
switch (reader.LocalName)
|
|
{
|
|
case "depth":
|
|
icon.ColorDepth = reader.ReadElementContentAsInt();
|
|
break;
|
|
|
|
case "height":
|
|
icon.Height = reader.ReadElementContentAsInt();
|
|
break;
|
|
|
|
case "width":
|
|
icon.Width = reader.ReadElementContentAsInt();
|
|
break;
|
|
|
|
case "mimetype":
|
|
icon.MimeType = reader.ReadElementContentAsString();
|
|
break;
|
|
|
|
case "url":
|
|
icon.Url = StringToUri(reader.ReadElementContentAsString());
|
|
break;
|
|
|
|
}
|
|
|
|
reader.Read();
|
|
}
|
|
}
|
|
|
|
private void LoadChildDevices(XmlReader reader, SsdpDevice device)
|
|
{
|
|
while (!reader.EOF && reader.NodeType != XmlNodeType.Element)
|
|
{
|
|
reader.Read();
|
|
}
|
|
|
|
while (!reader.EOF)
|
|
{
|
|
while (!reader.EOF && reader.NodeType != XmlNodeType.Element)
|
|
{
|
|
reader.Read();
|
|
}
|
|
|
|
if (reader.LocalName == "device")
|
|
{
|
|
var childDevice = new SsdpEmbeddedDevice();
|
|
LoadDeviceProperties(reader, childDevice);
|
|
device.AddDevice(childDevice);
|
|
}
|
|
else
|
|
break;
|
|
}
|
|
}
|
|
|
|
private static void AddCustomProperty(XmlReader reader, SsdpDevice device)
|
|
{
|
|
var newProp = new SsdpDeviceProperty() { Namespace = reader.Prefix, Name = reader.LocalName };
|
|
int depth = reader.Depth;
|
|
reader.Read();
|
|
while (reader.NodeType == XmlNodeType.Whitespace || reader.NodeType == XmlNodeType.Comment)
|
|
{
|
|
reader.Read();
|
|
}
|
|
|
|
if (reader.NodeType != XmlNodeType.CDATA && reader.NodeType != XmlNodeType.Text)
|
|
{
|
|
while (!reader.EOF && (reader.NodeType != XmlNodeType.EndElement || reader.Name != newProp.Name || reader.Prefix != newProp.Namespace || reader.Depth != depth))
|
|
{
|
|
reader.Read();
|
|
}
|
|
if (!reader.EOF)
|
|
reader.Read();
|
|
return;
|
|
}
|
|
|
|
newProp.Value = reader.Value;
|
|
|
|
// We don't support complex nested types or repeat/multi-value properties
|
|
if (!device.CustomProperties.Contains(newProp.FullName))
|
|
device.CustomProperties.Add(newProp);
|
|
}
|
|
|
|
#endregion
|
|
|
|
//private bool ChildDeviceExists(SsdpDevice device)
|
|
//{
|
|
// return (from d in _Devices where device.Uuid == d.Uuid select d).Any();
|
|
//}
|
|
|
|
#endregion
|
|
|
|
}
|
|
}
|