/[xmltv_parser]/trunk/libxmltv/Core/XMLTVRuntimeInstance.cs
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Diff of /trunk/libxmltv/Core/XMLTVRuntimeInstance.cs

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revision 72 by william, Sat Mar 9 09:29:40 2013 UTC revision 73 by william, Sat Mar 9 10:27:39 2013 UTC
# Line 9  using System.Threading; Line 9  using System.Threading;
9  using System.Reflection;  using System.Reflection;
10  using System.Globalization;  using System.Globalization;
11  using System.Diagnostics;  using System.Diagnostics;
12    using System.Xml.Linq;
13    
14  namespace libxmltv.Core  namespace libxmltv.Core
15  {  {
# Line 40  namespace libxmltv.Core Line 41  namespace libxmltv.Core
41              }              }
42          }          }
43                    
   
44          private void OnCreatedInstance(object sender, EventArgs e)          private void OnCreatedInstance(object sender, EventArgs e)
45          {          {
46              if (OnInstanceCreated != null) { OnInstanceCreated.Invoke(sender, e); }              if (OnInstanceCreated != null) { OnInstanceCreated.Invoke(sender, e); }
# Line 48  namespace libxmltv.Core Line 48  namespace libxmltv.Core
48    
49          private void init()          private void init()
50          {          {
51              this.Source = new XMLTVSource();              this.Source = new List<IXMLTVSource>();
52              this.Channels = new Dictionary<string, IXMLTVChannel>();              this.Channels = new List<IXMLTVChannel>();
53              this.Programs = new Dictionary<int, IXMLTVProgram>();              this.Programs = new List<IXMLTVProgram>();
54              this.XmlFile_Name = string.Empty;              this.XmlFile_Name = string.Empty;
55              this.XmlFile_FullName = string.Empty;              this.XmlFile_FullName = string.Empty;
56              this.XmlDoc = string.Empty;              this.XmlDoc = string.Empty;
# Line 68  namespace libxmltv.Core Line 68  namespace libxmltv.Core
68          public string XmlFile_FullName { get { return _XmlFile_FullName; } set { _XmlFile_FullName = value; } }          public string XmlFile_FullName { get { return _XmlFile_FullName; } set { _XmlFile_FullName = value; } }
69    
70          private string _XmlDoc;          private string _XmlDoc;
71          public string XmlDoc { get { return _XmlDoc; } set { _XmlDoc = value; } }                        public string XmlDoc { get { return _XmlDoc; } set { _XmlDoc = value; } }
72          private IXMLTVSource _Source;          private List<IXMLTVSource> _Source;
73          public IXMLTVSource Source { get { return _Source; } set { _Source = value; } }          public List<IXMLTVSource> Source { get { return _Source; } set { _Source = value; } }
74          private Dictionary<string, IXMLTVChannel> _Channels;          private List<IXMLTVChannel> _Channels;
75          public Dictionary<string, IXMLTVChannel> Channels { get { return _Channels; } set { _Channels = value; } }          public List<IXMLTVChannel> Channels { get { return _Channels; } set { _Channels = value; } }
76          private Dictionary<int, IXMLTVProgram> _Programs;          private List<IXMLTVProgram> _Programs;
77          public Dictionary<int, IXMLTVProgram> Programs { get { return _Programs; } set { _Programs = value; } }          public List<IXMLTVProgram> Programs { get { return _Programs; } set { _Programs = value; } }
78          #endregion                #endregion      
79          #region IOnInstanceCreated members          #region IOnInstanceCreated members
80          [NonSerialized]          [NonSerialized]
# Line 122  namespace libxmltv.Core Line 122  namespace libxmltv.Core
122              xmltv_logger.Debug.WriteLine("Loading from instance...");              xmltv_logger.Debug.WriteLine("Loading from instance...");
123              if (this.Source != null)              if (this.Source != null)
124              {              {
125                  xmltv_logger.Info.WriteLine("Source Loaded: '{0}' Created by '{1}' - original source file: '{2}'", this.Source.SourceName, this.Source.GeneratorName, this.XmlFile_FullName);                  xmltv_logger.Info.WriteLine("Source Loaded: '{0}' Created by '{1}' - original source file: '{2}'", this.Source.FirstOrDefault().SourceName, this.Source.FirstOrDefault().GeneratorName, this.XmlFile_FullName);
126              }              }
127              else              else
128              {              {
# Line 131  namespace libxmltv.Core Line 131  namespace libxmltv.Core
131              }              }
132              if (this.Channels != null)              if (this.Channels != null)
133              {              {
134                  xmltv_logger.Info.WriteLine("Source Loaded: '{0}' Channels from source '{1}'", this.Channels.Count, this.Source.SourceName);                  xmltv_logger.Info.WriteLine("Source Loaded: '{0}' Channels from source '{1}'", this.Channels.Count, this.Source.FirstOrDefault().SourceName);
135              }              }
136              else              else
137              {              {
# Line 140  namespace libxmltv.Core Line 140  namespace libxmltv.Core
140              }              }
141              if (this.Programs != null)              if (this.Programs != null)
142              {              {
143                  xmltv_logger.Info.WriteLine("Source Loaded: '{0}' Programs from source '{1}'", this.Programs.Count, this.Source.SourceName);                  xmltv_logger.Info.WriteLine("Source Loaded: '{0}' Programs from source '{1}'", this.Programs.Count, this.Source.FirstOrDefault().SourceName);
144              }              }
145              else              else
146              {              {
# Line 218  namespace libxmltv.Core Line 218  namespace libxmltv.Core
218    
219      internal class XMLTVInstance : IGetInstance<XMLTVRuntimeInstance>, IDisposable      internal class XMLTVInstance : IGetInstance<XMLTVRuntimeInstance>, IDisposable
220      {      {
221            public void Dispose()
222            {
223                //throw new NotImplementedException();
224            }
225    
226          private XMLTVRuntimeInstance gInstance;          private XMLTVRuntimeInstance gInstance;
227          public XMLTVRuntimeInstance GetInstance() { return gInstance; }          public XMLTVRuntimeInstance GetInstance() { return gInstance; }
228          public XMLTVInstance(string xmlfile)          public XMLTVInstance(string xmlfile)
# Line 225  namespace libxmltv.Core Line 230  namespace libxmltv.Core
230              try              try
231              {              {
232                  CreateLoader(xmlfile);                  CreateLoader(xmlfile);
233                    CreateParser();
234              }              }
235              catch (Exception ex)              catch (Exception ex)
236              {              {
# Line 266  namespace libxmltv.Core Line 272  namespace libxmltv.Core
272              if (getter_instance != null) { gInstance = getter_instance.GetInstance(); }              if (getter_instance != null) { gInstance = getter_instance.GetInstance(); }
273              else { throw new Exception("Found a compatible XMLTV Data Loader, but was unable to obtain the instance holding the data"); }              else { throw new Exception("Found a compatible XMLTV Data Loader, but was unable to obtain the instance holding the data"); }
274          }          }
275          private void CreateParser(XMLTVRuntimeInstance instance)          private void CreateParser()
276          {          {
277                var doc = XDocument.Parse(this.GetInstance().XmlDoc);
278                var root_element = doc.Root.Name;
279                if (root_element == null) { throw new NullReferenceException("Root element is null"); }
280                CreateRootHandler(root_element.ToString());
281    
282                var nodes = doc.Root.Elements().ToList();
283    
284          }          }
285    
286          public void Dispose()  
287            private void CreateRootHandler(string root_element)
288          {          {
289              //throw new NotImplementedException();              object raw_instance = null;
290                BindingFlags flags = BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance;
291                CultureInfo culture = CultureInfo.CurrentCulture;
292                Assembly asm = Assembly.GetExecutingAssembly();
293                var types = asm.GetTypes();
294                Type handler_type = null;
295                foreach (var type in types)
296                {
297                    if (type.BaseType != null && type.BaseType == typeof(XMLTVBase<XMLTVRuntimeInstance>))
298                    {
299                        try
300                        {
301                            var handler_prop = type.GetProperty("Handler");
302                            if (handler_prop != null)
303                            {
304                                raw_instance = Activator.CreateInstance(type, flags, null, new object[0], culture);
305                                if (raw_instance != null)
306                                {
307                                    object handler_value = handler_prop.GetValue(raw_instance, null);
308                                    if (handler_value != null && handler_value.ToString() == root_element)
309                                    {
310                                        handler_type = type;
311                                        break;
312                                    }
313                                }                            
314                            }
315                        }
316                        catch (Exception) { }
317                    }
318                }
319                if (handler_type == null) { throw new Exception("Unable to find a compatible handler to parse document root."); }
320                raw_instance = Activator.CreateInstance(handler_type, flags, null, new object[] { gInstance }, culture);
321          }          }
322    
323                    
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