libxmltv/Core/DataSourceBindable.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using libxmltv.Interfaces;
using System.Collections;

namespace libxmltv.Core
{
    public class ChannelList : List<IXMLTVChannel>, IDataSourceBindable//, IDataConverter<IChannelDefintionList>
    {
        private class ChannelDefintionList : List<IChannelDefintion>, IDataSourceSortable, IDataSourceFilterable, IChannelDefintionList   
        {
            public ChannelDefintionList() { }
            public ChannelDefintionList(List<IChannelDefintion> collection) { collection.ForEach(s => this.Add(s)); }
            #region IDataSourceSortable members
            public void Sort(ref object source, bool descending, params string[] args)
            {
            }
            #endregion
            #region IDataSourceFilterable members
            public void Filter(ref object source, params string[] args)
            {
            }
            #endregion
        }
        private class ChannelDefintion : IChannelDefintion
        {
            public ChannelDefintion()
            {
                ChannelId = string.Empty;
                ChannelName = string.Empty;
            }
            public string ChannelId { get; internal set; }
            public string ChannelName { get; internal set; }

            
        }
        //static private List<string> known_columns;
        //static ChannelList()
        //{
        //    known_columns = new List<string>();
        //    known_columns.Add("Id");
        //    known_columns.Add("Name");
        //}
        public ChannelList() { }

        //public object ConvertObjectData(object source) { return this.ConvertData(source); }
        //public IChannelDefintionList ConvertData(object source)
        //{
        //    //object t = source;
        //    if (source.GetType() != typeof(ChannelDefintionList)) { throw new InvalidCastException(string.Format("Cannot cast: '{0}' to '{1}'", source.GetType().Name, typeof(ChannelDefintionList).Name)); }
        //    //if (type != typeof(IChannelDefintionList)) { throw new InvalidCastException(string.Format("Cannot cast: '{0}' to '{1}'", type.Name, typeof(IChannelDefintionList).Name)); }
        //    IChannelDefintionList t = (source as IChannelDefintionList);
        //    return t;
        //}
        /// <summary>
        /// 
        /// </summary>
        /// <param name="type"></param>
        /// <returns></returns>
        public object CreateBindableDataSource(out Type type)
        {
            type = typeof(IChannelDefintionList);
            object bindable = new object();
            ChannelDefintionList list = new ChannelDefintionList();
            
            foreach (var t in this)
            {
                try
                {
                    ChannelDefintion definition = new ChannelDefintion();
                    definition.ChannelId = t.Id;
                    definition.ChannelName = t.MetaData[XMLTVConstants.Channels.ChannelDisplayName].FirstOrDefault().Value.ToString();                    
                    list.Add(definition);
                }
                catch (Exception ex) { throw ex; }
            }
            list = new ChannelDefintionList(list.OrderBy(s => s.ChannelName).ToList());
            bindable = list;
            return bindable;
        }
      
    }
    public class ProgramList : List<IXMLTVProgram>, IDataSourceBindable//, IDataConverter<IProgramDefinitionList>
    {
        private class ProgramDefinitionList : List<IProgramDefinition>, IDataSourceSortable, IDataSourceFilterable, IProgramDefinitionList  
        {
            public ProgramDefinitionList() { }
            public ProgramDefinitionList(List<IProgramDefinition> collection) { collection.ForEach(s => this.Add(s)); }
            #region IDataSourceSortable members
            public void Sort(ref object source, bool descending, params string[] args)
            {
                IProgramDefinitionList list = null;
                IOrderedEnumerable<IProgramDefinition> ordered = null;
                try
                {
                    list = (ProgramDefinitionList)source;
                    var col = args.First().ToString().ToLower();
                    switch (col)
                    {
                        case "channelname": ordered = descending ? list.OrderByDescending(s => s.ChannelName) : list.OrderBy(s => s.ChannelName); break;
                        case "start": ordered = descending ? list.OrderByDescending(s => s.Start) : list.OrderBy(s => s.Start); break;
                        case "stop": ordered = descending ? list.OrderByDescending(s => s.Stop) : list.OrderBy(s => s.Stop); break;
                        case "description": ordered = descending ? list.OrderByDescending(s => s.Description) : list.OrderBy(s => s.Description); break;
                        case "title": ordered = descending ? list.OrderByDescending(s => s.Title) : list.OrderBy(s => s.Title); break;
                        case "subtitle": ordered = descending ? list.OrderByDescending(s => s.SubTitle) : list.OrderBy(s => s.SubTitle); break;
                    }
                    //bool first = true;
                    foreach (var arg in args.Skip(1))
                    {
                        col = arg.ToLower();
                        switch (col)
                        {
                            case "channelname": ordered = descending ? ordered.ThenByDescending(s => s.ChannelName) : ordered.ThenBy(s => s.ChannelName); break;
                            case "start": ordered = descending ? ordered.ThenByDescending(s => s.Start) : ordered.ThenBy(s => s.Start); break;
                            case "stop": ordered = descending ? ordered.ThenByDescending(s => s.Stop) : ordered.ThenBy(s => s.Stop); break;
                            case "description": ordered = descending ? ordered.ThenByDescending(s => s.Description) : ordered.ThenBy(s => s.Description); break;
                            case "title": ordered = descending ? ordered.ThenByDescending(s => s.Title) : ordered.ThenBy(s => s.Title); break;
                            case "subtitle": ordered = descending ? ordered.ThenByDescending(s => s.SubTitle) : ordered.ThenBy(s => s.SubTitle); break;
                        }
                    }
                    list = new ProgramDefinitionList(ordered.ToList());
                }
                catch (Exception ex) { throw ex; }
                if (list != null) { source = list; }
            }
            #endregion
            #region IDataSourceFilterable members
            public void Filter(ref object source, params string[] args)
            {
            }
            #endregion
        }
        private class ProgramDefintion : IProgramDefinition
        {
            public ProgramDefintion()
            {
                //ChannelId = string.Empty;
                ChannelName = string.Empty;
                Start = new DateTime();
                Stop = new DateTime();
                Description = string.Empty;
                Title = string.Empty;
                SubTitle = string.Empty;
            }
            //public string ChannelId { get; internal set; }
            public string ChannelName { get; internal set; }
            public DateTime Start { get; internal set; }
            public DateTime Stop { get; internal set; }
            public string Title { get; internal set; }
            public string SubTitle { get; internal set; }
            public string Description { get; internal set; }

          
        }
        public ProgramList() { }
        //public object ConvertObjectData(object source) { return this.ConvertData(source); }
        //public IProgramDefinitionList ConvertData(object source)
        //{
        //    if (source.GetType() != typeof(ProgramDefinitionList)) { throw new InvalidCastException(string.Format("Cannot cast: '{0}' to '{1}'", source.GetType().Name, typeof(ProgramDefinitionList).Name)); }
        //    //if (type != typeof(IProgramDefinitionList)) { throw new InvalidCastException(string.Format("Cannot cast: '{0}' to '{1}'", type.Name, typeof(IProgramDefinitionList).Name)); }
        //    IProgramDefinitionList t = (source as IProgramDefinitionList);
        //    return t;
        //}
        /// <summary>
        /// 
        /// </summary>
        /// <param name="type"></param>
        /// <returns></returns>
        public object CreateBindableDataSource(out Type type)
        {
            type = typeof(IProgramDefinitionList);
            object bindable = new object();
            ProgramDefinitionList list = new ProgramDefinitionList();

            foreach (var t in this)
            {
                try
                {
                    ProgramDefintion definition = new ProgramDefintion();
                    string ChannelId = t.MetaData[XMLTVConstants.Programs.ProgramChannelId].ToString();
                    //definition.ChannelId = ChannelId;

                    var channels = XMLTV.GetChannels();
                    if (channels != null)
                    {
                        var channel = channels.Find(p => p.Id == ChannelId);
                        if (channel != null)
                        {
                            definition.ChannelName = channel.MetaData[XMLTVConstants.Channels.ChannelDisplayName].FirstOrDefault().Value.ToString();
                        }
                        else
                        {
                            definition.ChannelName = string.Empty;
                        }
                    }
                    else
                    {
                        definition.ChannelName = string.Empty;
                    }
                    definition.Start = (DateTime)t.MetaData[XMLTVConstants.Programs.ProgramStart];
                    definition.Stop = (DateTime)t.MetaData[XMLTVConstants.Programs.ProgramStop];
                    definition.Description = t.MetaData[XMLTVConstants.Programs.ProgramDescription].ToString();
                    definition.Title = t.MetaData[XMLTVConstants.Programs.ProgramTitle].ToString();
                    definition.SubTitle = t.MetaData[XMLTVConstants.Programs.ProgramSubTitle].ToString();
                    list.Add(definition);
                }
                catch (Exception ex) { throw ex; }
            }

            list = new ProgramDefinitionList(list.OrderBy(s => s.Start).ToList());

            bindable = list;
            return bindable;
        }
    }
    public class ExtraList : List<IExtraMetaData>, IDataSourceBindable
    {

        public ExtraList() { }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="type"></param>
        /// <returns></returns>
        public object CreateBindableDataSource(out Type type)
        {
            type = typeof(object);
            throw new NotImplementedException("Conversion of Extra MetaData to a bindable datasource has not been implemented.");
            //object bindable = new object();
            //return bindable;
        }
        //public object ConvertObjectData(object source) { return source; }
        //public object Convert(object source)
        //{
        //    throw new NotImplementedException("Conversion of Extra MetaData to a bindable datasource has not been implemented.");
        //}
    }
}
1	using System;
2	using System.Collections.Generic;
3	using System.Linq;
4	using System.Text;
5	using libxmltv.Interfaces;
6	using System.Collections;
7
8	namespace libxmltv.Core
9	{
10	public class ChannelList : List<IXMLTVChannel>, IDataSourceBindable//, IDataConverter<IChannelDefintionList>
11	{
12	private class ChannelDefintionList : List<IChannelDefintion>, IDataSourceSortable, IDataSourceFilterable, IChannelDefintionList
13	{
14	public ChannelDefintionList() { }
15	public ChannelDefintionList(List<IChannelDefintion> collection) { collection.ForEach(s => this.Add(s)); }
16	#region IDataSourceSortable members
17	public void Sort(ref object source, bool descending, params string[] args)
18	{
19	}
20	#endregion
21	#region IDataSourceFilterable members
22	public void Filter(ref object source, params string[] args)
23	{
24	}
25	#endregion
26	}
27	private class ChannelDefintion : IChannelDefintion
28	{
29	public ChannelDefintion()
30	{
31	ChannelId = string.Empty;
32	ChannelName = string.Empty;
33	}
34	public string ChannelId { get; internal set; }
35	public string ChannelName { get; internal set; }
36
37
38	}
39	//static private List<string> known_columns;
40	//static ChannelList()
41	//{
42	// known_columns = new List<string>();
43	// known_columns.Add("Id");
44	// known_columns.Add("Name");
45	//}
46	public ChannelList() { }
47
48	//public object ConvertObjectData(object source) { return this.ConvertData(source); }
49	//public IChannelDefintionList ConvertData(object source)
50	//{
51	// //object t = source;
52	// if (source.GetType() != typeof(ChannelDefintionList)) { throw new InvalidCastException(string.Format("Cannot cast: '{0}' to '{1}'", source.GetType().Name, typeof(ChannelDefintionList).Name)); }
53	// //if (type != typeof(IChannelDefintionList)) { throw new InvalidCastException(string.Format("Cannot cast: '{0}' to '{1}'", type.Name, typeof(IChannelDefintionList).Name)); }
54	// IChannelDefintionList t = (source as IChannelDefintionList);
55	// return t;
56	//}
57	/// <summary>
58	///
59	/// </summary>
60	/// <param name="type"></param>
61	/// <returns></returns>
62	public object CreateBindableDataSource(out Type type)
63	{
64	type = typeof(IChannelDefintionList);
65	object bindable = new object();
66	ChannelDefintionList list = new ChannelDefintionList();
67
68	foreach (var t in this)
69	{
70	try
71	{
72	ChannelDefintion definition = new ChannelDefintion();
73	definition.ChannelId = t.Id;
74	definition.ChannelName = t.MetaData[XMLTVConstants.Channels.ChannelDisplayName].FirstOrDefault().Value.ToString();
75	list.Add(definition);
76	}
77	catch (Exception ex) { throw ex; }
78	}
79	list = new ChannelDefintionList(list.OrderBy(s => s.ChannelName).ToList());
80	bindable = list;
81	return bindable;
82	}
83
84	}
85	public class ProgramList : List<IXMLTVProgram>, IDataSourceBindable//, IDataConverter<IProgramDefinitionList>
86	{
87	private class ProgramDefinitionList : List<IProgramDefinition>, IDataSourceSortable, IDataSourceFilterable, IProgramDefinitionList
88	{
89	public ProgramDefinitionList() { }
90	public ProgramDefinitionList(List<IProgramDefinition> collection) { collection.ForEach(s => this.Add(s)); }
91	#region IDataSourceSortable members
92	public void Sort(ref object source, bool descending, params string[] args)
93	{
94	IProgramDefinitionList list = null;
95	IOrderedEnumerable<IProgramDefinition> ordered = null;
96	try
97	{
98	list = (ProgramDefinitionList)source;
99	var col = args.First().ToString().ToLower();
100	switch (col)
101	{
102	case "channelname": ordered = descending ? list.OrderByDescending(s => s.ChannelName) : list.OrderBy(s => s.ChannelName); break;
103	case "start": ordered = descending ? list.OrderByDescending(s => s.Start) : list.OrderBy(s => s.Start); break;
104	case "stop": ordered = descending ? list.OrderByDescending(s => s.Stop) : list.OrderBy(s => s.Stop); break;
105	case "description": ordered = descending ? list.OrderByDescending(s => s.Description) : list.OrderBy(s => s.Description); break;
106	case "title": ordered = descending ? list.OrderByDescending(s => s.Title) : list.OrderBy(s => s.Title); break;
107	case "subtitle": ordered = descending ? list.OrderByDescending(s => s.SubTitle) : list.OrderBy(s => s.SubTitle); break;
108	}
109	//bool first = true;
110	foreach (var arg in args.Skip(1))
111	{
112	col = arg.ToLower();
113	switch (col)
114	{
115	case "channelname": ordered = descending ? ordered.ThenByDescending(s => s.ChannelName) : ordered.ThenBy(s => s.ChannelName); break;
116	case "start": ordered = descending ? ordered.ThenByDescending(s => s.Start) : ordered.ThenBy(s => s.Start); break;
117	case "stop": ordered = descending ? ordered.ThenByDescending(s => s.Stop) : ordered.ThenBy(s => s.Stop); break;
118	case "description": ordered = descending ? ordered.ThenByDescending(s => s.Description) : ordered.ThenBy(s => s.Description); break;
119	case "title": ordered = descending ? ordered.ThenByDescending(s => s.Title) : ordered.ThenBy(s => s.Title); break;
120	case "subtitle": ordered = descending ? ordered.ThenByDescending(s => s.SubTitle) : ordered.ThenBy(s => s.SubTitle); break;
121	}
122	}
123	list = new ProgramDefinitionList(ordered.ToList());
124	}
125	catch (Exception ex) { throw ex; }
126	if (list != null) { source = list; }
127	}
128	#endregion
129	#region IDataSourceFilterable members
130	public void Filter(ref object source, params string[] args)
131	{
132	}
133	#endregion
134	}
135	private class ProgramDefintion : IProgramDefinition
136	{
137	public ProgramDefintion()
138	{
139	//ChannelId = string.Empty;
140	ChannelName = string.Empty;
141	Start = new DateTime();
142	Stop = new DateTime();
143	Description = string.Empty;
144	Title = string.Empty;
145	SubTitle = string.Empty;
146	}
147	//public string ChannelId { get; internal set; }
148	public string ChannelName { get; internal set; }
149	public DateTime Start { get; internal set; }
150	public DateTime Stop { get; internal set; }
151	public string Title { get; internal set; }
152	public string SubTitle { get; internal set; }
153	public string Description { get; internal set; }
154
155
156	}
157	public ProgramList() { }
158	//public object ConvertObjectData(object source) { return this.ConvertData(source); }
159	//public IProgramDefinitionList ConvertData(object source)
160	//{
161	// if (source.GetType() != typeof(ProgramDefinitionList)) { throw new InvalidCastException(string.Format("Cannot cast: '{0}' to '{1}'", source.GetType().Name, typeof(ProgramDefinitionList).Name)); }
162	// //if (type != typeof(IProgramDefinitionList)) { throw new InvalidCastException(string.Format("Cannot cast: '{0}' to '{1}'", type.Name, typeof(IProgramDefinitionList).Name)); }
163	// IProgramDefinitionList t = (source as IProgramDefinitionList);
164	// return t;
165	//}
166	/// <summary>
167	///
168	/// </summary>
169	/// <param name="type"></param>
170	/// <returns></returns>
171	public object CreateBindableDataSource(out Type type)
172	{
173	type = typeof(IProgramDefinitionList);
174	object bindable = new object();
175	ProgramDefinitionList list = new ProgramDefinitionList();
176
177	foreach (var t in this)
178	{
179	try
180	{
181	ProgramDefintion definition = new ProgramDefintion();
182	string ChannelId = t.MetaData[XMLTVConstants.Programs.ProgramChannelId].ToString();
183	//definition.ChannelId = ChannelId;
184
185	var channels = XMLTV.GetChannels();
186	if (channels != null)
187	{
188	var channel = channels.Find(p => p.Id == ChannelId);
189	if (channel != null)
190	{
191	definition.ChannelName = channel.MetaData[XMLTVConstants.Channels.ChannelDisplayName].FirstOrDefault().Value.ToString();
192	}
193	else
194	{
195	definition.ChannelName = string.Empty;
196	}
197	}
198	else
199	{
200	definition.ChannelName = string.Empty;
201	}
202	definition.Start = (DateTime)t.MetaData[XMLTVConstants.Programs.ProgramStart];
203	definition.Stop = (DateTime)t.MetaData[XMLTVConstants.Programs.ProgramStop];
204	definition.Description = t.MetaData[XMLTVConstants.Programs.ProgramDescription].ToString();
205	definition.Title = t.MetaData[XMLTVConstants.Programs.ProgramTitle].ToString();
206	definition.SubTitle = t.MetaData[XMLTVConstants.Programs.ProgramSubTitle].ToString();
207	list.Add(definition);
208	}
209	catch (Exception ex) { throw ex; }
210	}
211
212	list = new ProgramDefinitionList(list.OrderBy(s => s.Start).ToList());
213
214	bindable = list;
215	return bindable;
216	}
217	}
218	public class ExtraList : List<IExtraMetaData>, IDataSourceBindable
219	{
220
221	public ExtraList() { }
222	/// <summary>
223	///
224	/// </summary>
225	/// <param name="type"></param>
226	/// <returns></returns>
227	public object CreateBindableDataSource(out Type type)
228	{
229	type = typeof(object);
230	throw new NotImplementedException("Conversion of Extra MetaData to a bindable datasource has not been implemented.");
231	//object bindable = new object();
232	//return bindable;
233	}
234	//public object ConvertObjectData(object source) { return source; }
235	//public object Convert(object source)
236	//{
237	// throw new NotImplementedException("Conversion of Extra MetaData to a bindable datasource has not been implemented.");
238	//}
239	}
240	}