/[xmltv_parser]/trunk/libxmltv/Core/XMLTVChannel.cs
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Annotation of /trunk/libxmltv/Core/XMLTVChannel.cs

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Revision 77 - (hide annotations) (download)
Sat Mar 9 11:28:41 2013 UTC (7 years, 8 months ago) by william
File size: 3540 byte(s)

1 william 73 using System;
2     using System.Collections.Generic;
3     using System.Linq;
4     using System.Text;
5     using libxmltv.Interfaces;
6     using System.Xml.Linq;
7 william 74 using System.Reflection;
8 william 73
9     namespace libxmltv.Core
10     {
11     [Serializable]
12 william 74 internal class XMLTVChannel : XMLTVBase<XMLTVRuntimeInstance>, IXMLTVChannel
13 william 73 {
14 william 74 public XMLTVChannel() : base(null,XMLTVConstants.CHANNEL_ELEMENT)
15 william 73 {
16     Id = string.Empty;
17     Number = 0;
18     CallSign = string.Empty;
19     Name = string.Empty;
20     }
21 william 74 public XMLTVChannel(XMLTVRuntimeInstance instance, XElement node)
22     : base(instance, XMLTVConstants.CHANNEL_ELEMENT)
23 william 73 {
24 william 74 xmltv_logger.Verbose.Debug.WriteLine("Creating Instance of XMLTVChannel");
25 william 75 Create(node);
26 william 74 xmltv_logger.Verbose.Debug.WriteLine("Created Instance of XMLTVChannel");
27     UpdateInstance();
28 william 73 }
29     #region IXMLTVChannel members
30     public string Id { get; private set; }
31     public int Number { get; private set; }
32     public string CallSign { get; private set; }
33     public string Name { get; private set; }
34     #endregion
35     public override string ToString()
36     {
37     return string.Format("{0}: {1} {2} ({3})", Id, Number, Name, CallSign);
38     }
39 william 74
40     private void UpdateInstance()
41     {
42     bool found_field = false;
43     var instance_type = this.GetInstance().GetType();
44     var fields = instance_type.GetFields(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance);
45     foreach (var field in fields)
46     {
47     if (field.FieldType == typeof(List<IXMLTVChannel>))
48     {
49     found_field = true;
50     try
51 william 77 {
52 william 74 var list = (List<IXMLTVChannel>)field.GetValue(this.GetInstance());
53     list.Add(this);
54 william 77 xmltv_logger.Verbose.Debug.WriteLine("Updating instance with channel information: {0}", this.ToString());
55 william 74 field.SetValue(this.GetInstance(), list);
56     break;
57     }
58     catch (Exception ex)
59     {
60     xmltv_logger.Verbose.Error.WriteLine("Unable to update instance with channel information.");
61     xmltv_logger.Verbose.Error.WriteLine(ex.ToString());
62     }
63     }
64     }
65     if (!found_field)
66     {
67     xmltv_logger.Verbose.Error.WriteLine("Unable to update instance with channel information.");
68     }
69     }
70 william 75
71     private void Create(XElement node)
72     {
73     // get the channel id
74     Id = node.Attribute(XMLTVConstants.Channels.ChannelId).Value;
75     xmltv_logger.Verbose.Debug.WriteLine("\tchannel_id: {0}", Id);
76     var names = node.Descendants(XMLTVConstants.Channels.ChannelDisplayName).ToList();
77     Number = Convert.ToInt32(names[1].Value);
78     xmltv_logger.Verbose.Debug.WriteLine("\tchannel_number: {0}", Number);
79     CallSign = names[2].Value;
80     xmltv_logger.Verbose.Debug.WriteLine("\tchannel_callsign: {0}", CallSign);
81     Name = names[3].Value;
82     xmltv_logger.Verbose.Debug.WriteLine("\tchannel_name: {0}", Name);
83     }
84 william 73 }
85    
86     }

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