/[xmltv_parser]/trunk/GBPVRProgramDatabaseFixer/SQLLITE.cs
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Contents of /trunk/GBPVRProgramDatabaseFixer/SQLLITE.cs

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Revision 228 - (show annotations) (download)
Sun Mar 17 04:02:57 2013 UTC (6 years, 10 months ago) by william
File size: 57144 byte(s)
+ update rating when fixing gbpvr programs

1 //#define SQLLITE_CONNECTION_TEST
2 using System;
3 using System.Collections.Generic;
4 using System.Linq;
5 using System.Text;
6 using System.Data.SQLite;
7 using System.Diagnostics;
8 using Enterprise.Logging;
9 using libxmltv;
10 using libxmltv.Interfaces;
11 using libxmltv.Core;
12 namespace GBPVRProgramDatabaseFixer
13 {
14 public interface ICloneable<T>
15 {
16 T Clone();
17 }
18 public interface IOldNewProgram
19 {
20 SQLLITE.IPROGRAMME OldProgram { get; }
21 SQLLITE.IPROGRAMME NewProgram { get; }
22 }
23 public interface ISQLLITE
24 {
25 List<SQLLITE.IPROGRAMME> Programs { get; }
26 List<SQLLITE.IRECORDING_SCHEDULE> Recordings { get; }
27 List<SQLLITE.ICHANNEL> Channels { get; }
28 IDateTimeRange GetProgramsDateRange(List<SQLLITE.IPROGRAMME> programs);
29 List<IOldNewProgram> FixGBPVRProgramsDatabase(List<SQLLITE.IPROGRAMME> gbpvr_programs, List<libxmltv.Interfaces.IProgramDefinition> xmltv_programs, out List<SQLLITE.IPROGRAMME> removed_programs);
30
31 void RemoveOldGBPVRPrograms(List<SQLLITE.IPROGRAMME> programs);
32 void UpdateGBPVRPrograms(List<IOldNewProgram> programs);
33
34 }
35 public class SQLLITE : ISQLLITE
36 {
37 private class OldNewProgram : IOldNewProgram
38 {
39 public OldNewProgram() : this(new PROGRAMME()) { }
40 public OldNewProgram(IPROGRAMME _old) : this(_old,_old) { }
41 public OldNewProgram(IPROGRAMME _old, IPROGRAMME _new) { OldProgram = _old; NewProgram = _new; }
42
43 public IPROGRAMME OldProgram { get; private set; }
44 public IPROGRAMME NewProgram { get; private set; }
45 }
46 public static ISQLLITE Create(string database, EventHandler<EventArgs> OnInstanceCreated)
47 {
48 return new SQLLITE(database, OnInstanceCreated);
49 }
50
51 #region DATABASE DEFINITIONS
52 #region BaseDatabaseDefinition
53 private static class BaseDatabaseDefinition<T>
54 {
55 public static void CreateDefault(T instance)
56 {
57 try
58 {
59 Type t = typeof(T);
60 var props = t.GetProperties();
61 foreach (var prop in props)
62 {
63 Type prop_type = prop.PropertyType;
64 object field_value = null;
65 try
66 {
67 if (prop_type == typeof(string))
68 {
69 field_value = string.Empty;
70 }
71 else
72 {
73 field_value = Activator.CreateInstance(prop_type);
74 }
75 }
76 catch (Exception ex)
77 {
78 throw ex;
79 }
80 prop.SetValue(instance, field_value, null);
81 }
82 }
83 catch (Exception ex)
84 {
85 throw ex;
86 }
87 }
88 public static void Create(T source, ref T destination)
89 {
90 Type t = source.GetType();
91 var props = t.GetProperties();
92 foreach (var prop in props)
93 {
94 try
95 {
96 object value = prop.GetValue(source, null);
97 prop.SetValue(destination, value, null);
98 }
99 catch (Exception ex)
100 {
101 throw ex;
102 }
103 }
104 }
105 public static void Create(ref T instance, SQLiteDataReader r, int index)
106 {
107 string field_name = r.GetName(index);
108 Type field_type = r.GetFieldType(index);
109 object field_value = r.GetValue(index);
110 //gLog.Verbose.Debug.WriteLine("Name: '{0}' Type: '{1}' Value: '{2}'", field_name, field_type.Name, field_value == null ? "null" : field_value.ToString());
111
112 Type t = typeof(T);
113 var props = t.GetProperties();
114 foreach (var prop in props)
115 {
116 if (prop.Name.ToLower() == field_name.ToLower())
117 {
118 if (prop.PropertyType == field_type)
119 {
120 Type db_type = field_value.GetType();
121 try
122 {
123 if (db_type == typeof(System.DBNull))
124 {
125 prop.SetValue(instance, null, null);
126 }
127 else
128 {
129 prop.SetValue(instance, field_value, null);
130 }
131
132 }
133 catch (Exception ex)
134 {
135 throw ex;
136 }
137 }
138 else
139 {
140 gLog.Verbose.Debug.WriteLine("Found Property: {0} but there was a type mismatch. Property Type: '{1}' Expected: '{2}'", prop.Name, prop.PropertyType.Name, field_type.Name);
141 throw new InvalidOperationException(string.Format("Found Property: {0} but there was a type mismatch. Property Type: '{1}' Expected: '{2}'", prop.Name, prop.PropertyType.Name, field_type.Name));
142 }
143 }
144 }
145
146 }
147 }
148 #endregion
149 public interface ICHANNEL : ICloneable<ICHANNEL>
150 {
151 Int64 oid { get; }
152 String name { get; }
153 String channelID { get; }
154 Int64 channel_number { get; }
155 String favourite_channel { get; }
156 String display_name { get; }
157 }
158 private class CHANNEL : ICHANNEL, ICloneable<CHANNEL>
159 {
160 public CHANNEL()
161 {
162 BaseDatabaseDefinition<CHANNEL>.CreateDefault(this);
163 }
164 //public RECORDING_SCHEDULE(SQLiteDataReader r, int index) { BaseDatabaseDefinition<RECORDING_SCHEDULE>.Create(this, r, index); }
165
166 public static void Create(ref CHANNEL instance, SQLiteDataReader r, int index)
167 {
168 BaseDatabaseDefinition<CHANNEL>.Create(ref instance, r, index);
169 }
170 #region ICHANNEL members
171 public Int64 oid { get; set; }
172 public String name { get; set; }
173 public String channelID { get; set; }
174 public Int64 channel_number { get; set; }
175 public String favourite_channel { get; set; }
176 public String display_name { get; set; }
177 #endregion
178
179 ICHANNEL ICloneable<ICHANNEL>.Clone()
180 {
181 return Clone();
182 }
183 public CHANNEL Clone()
184 {
185 CHANNEL p = new CHANNEL();
186 BaseDatabaseDefinition<CHANNEL>.Create(this, ref p);
187 return p;
188 }
189 }
190 public interface IRECORDING_SCHEDULE : ICloneable<IRECORDING_SCHEDULE>
191 {
192 Int64 oid { get; }
193 Int64 programme_oid { get; }
194 Int64 capture_source_oid { get; }
195 Int16 status { get; }
196 String filename { get; }
197 Int64 recording_type { get; }
198 Int64 recording_group { get; }
199 DateTime manual_start_time { get; }
200 DateTime manual_end_time { get; }
201 Int64 manual_channel_oid { get; }
202 Int64 quality_level { get; }
203 Int64 pre_pad_minutes { get; }
204 Int64 post_pad_minutes { get; }
205 Int32 priority { get; }
206 String conversion_profile { get; }
207 }
208 private class RECORDING_SCHEDULE : IRECORDING_SCHEDULE, ICloneable<RECORDING_SCHEDULE>
209 {
210 public RECORDING_SCHEDULE()
211 {
212 BaseDatabaseDefinition<RECORDING_SCHEDULE>.CreateDefault(this);
213 }
214 //public RECORDING_SCHEDULE(SQLiteDataReader r, int index) { BaseDatabaseDefinition<RECORDING_SCHEDULE>.Create(this, r, index); }
215
216 public static void Create(ref RECORDING_SCHEDULE instance, SQLiteDataReader r, int index)
217 {
218 BaseDatabaseDefinition<RECORDING_SCHEDULE>.Create(ref instance, r, index);
219 }
220 IRECORDING_SCHEDULE ICloneable<IRECORDING_SCHEDULE>.Clone()
221 {
222 return Clone();
223 }
224 public RECORDING_SCHEDULE Clone()
225 {
226 RECORDING_SCHEDULE p = new RECORDING_SCHEDULE();
227 BaseDatabaseDefinition<RECORDING_SCHEDULE>.Create(this, ref p);
228 return p;
229 }
230 #region IRECORDING_SCHEDULE members
231 public Int64 oid { get; set; }
232 public Int64 programme_oid { get; set; }
233 public Int64 capture_source_oid { get; set; }
234 public Int16 status { get; set; }
235 public String filename { get; set; }
236 public Int64 recording_type { get; set; }
237 public Int64 recording_group { get; set; }
238 public DateTime manual_start_time { get; set; }
239 public DateTime manual_end_time { get; set; }
240 public Int64 manual_channel_oid { get; set; }
241 public Int64 quality_level { get; set; }
242 public Int64 pre_pad_minutes { get; set; }
243 public Int64 post_pad_minutes { get; set; }
244 public Int32 priority { get; set; }
245 public String conversion_profile { get; set; }
246 #endregion
247
248
249 }
250 public interface IPROGRAMME : IEquatable<IPROGRAMME>, ICloneable<IPROGRAMME>
251 {
252 Int64 oid { get; set; }
253 String name { get; set; }
254 String sub_title { get; set; }
255 String description { get; set; }
256 DateTime start_time { get; set; }
257 DateTime end_time { get; set; }
258 Int64 channel_oid { get; set; }
259 String unique_identifier { get; set; }
260 String rating { get; set; }
261
262 string ToString();
263 IProgramDefinition AsXMLTVProgramDefinition(ISQLLITE sqllite);
264 }
265 private class PROGRAMME : IPROGRAMME, ICloneable<PROGRAMME>
266 {
267
268 IPROGRAMME ICloneable<IPROGRAMME>.Clone()
269 {
270 return Clone();
271 }
272 public PROGRAMME Clone()
273 {
274 PROGRAMME p = new PROGRAMME();
275 BaseDatabaseDefinition<PROGRAMME>.Create(this, ref p);
276 return p;
277 }
278 public PROGRAMME()
279 {
280 BaseDatabaseDefinition<PROGRAMME>.CreateDefault(this);
281 }
282 //public PROGRAMME(SQLiteDataReader r, int index) : base(r, index) { }
283 public static void Create(ref PROGRAMME instance, SQLiteDataReader r, int index)
284 {
285 BaseDatabaseDefinition<PROGRAMME>.Create(ref instance, r, index);
286 }
287 #region IPROGRAMME members
288 public Int64 oid { get; set; }
289 public String name { get; set; }
290 public String sub_title { get; set; }
291 public String description { get; set; }
292 public DateTime start_time { get; set; }
293 public DateTime end_time { get; set; }
294 public Int64 channel_oid { get; set; }
295 public String unique_identifier { get; set; }
296 public String rating { get; set; }
297 public IProgramDefinition AsXMLTVProgramDefinition(ISQLLITE sqllite)
298 {
299 ProgramList.ProgramDefintion definition = new ProgramList.ProgramDefintion();
300
301 var channel = sqllite.Channels.Find(s => s.oid == this.channel_oid);
302 var channelname = channel.display_name;
303 var split = channelname.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
304 definition.ChannelNumber = Convert.ToInt32(split.First());
305 definition.ChannelName = string.IsNullOrEmpty(split.Last()) ? string.Empty : split.Last().ToString();
306 definition.Description = this.description;
307 definition.Start = this.start_time.ToDateTimeString();
308 definition.Stop = this.end_time.ToDateTimeString();
309 definition.SubTitle = this.sub_title;
310 definition.Title = this.name;
311 definition.Rating = this.rating;
312 return definition;
313 }
314 #endregion
315
316 public bool Equals(IPROGRAMME other)
317 {
318 return this.ToString() == other.ToString();
319 }
320 public override string ToString()
321 {
322 StringBuilder builder = new StringBuilder();
323
324 builder.AppendFormat("oid: '{0}' ", oid);
325 builder.AppendFormat("name: '{0}' ", name);
326 builder.AppendFormat("sub_title: '{0}' ", sub_title);
327 builder.AppendFormat("description: '{0}' ", description);
328 builder.AppendFormat("start_time: '{0}' ", start_time.ToDateTimeString());
329 builder.AppendFormat("end_time: '{0}' ", end_time.ToDateTimeString());
330 builder.AppendFormat("channel_oid: '{0}' ", channel_oid);
331 builder.AppendFormat("unique_identifier: '{0}' ", unique_identifier);
332 builder.AppendFormat("rating: '{0}'", rating);
333
334 return builder.ToString();
335 }
336 public override bool Equals(object obj)
337 {
338 if (obj == null) { throw new ArgumentNullException("obj", "Object to compare cannot be null"); }
339 if (obj.GetType().IsAssignableFrom(typeof(IPROGRAMME)))
340 {
341 return this.Equals((IPROGRAMME)obj);
342 }
343 return base.Equals(obj);
344 }
345 public override int GetHashCode()
346 {
347 return this.ToString().GetHashCode();
348 }
349
350
351
352
353
354
355
356
357 }
358 #endregion
359 private static class TABLES
360 {
361 public const string RECORDING_SCHEDULE = "RECORDING_SCHEDULE";
362 public const string PROGRAMME = "PROGRAMME";
363 public const string CHANNEL = "CHANNEL";
364 }
365 private string DATABASE_BACKUP_FILE = string.Empty;
366 //public SQLLite() { }
367 protected SQLLITE(string database, EventHandler<EventArgs> OnInstanceCreated)
368 {
369 this.OnInstanceCreated = OnInstanceCreated;
370 //CreateConnection(database);
371 this.Database = database;
372 if (!CreateDatabaseBackup())
373 {
374 gLog.Error.WriteLine("Failed to backup database.");
375 return;
376 }
377 ConnectionTest();
378 ReadChannelData();
379 ReadRecodringScheduleData();
380 ReadProgrammeData();
381 OnCreatedInstance(this, new EventArgs());
382 }
383
384 [NonSerialized]
385 private EventHandler<EventArgs> _OnInstanceCreated;
386 private EventHandler<EventArgs> OnInstanceCreated { get { return _OnInstanceCreated; } set { _OnInstanceCreated = value; } }
387
388 private void OnCreatedInstance(object sender, EventArgs e)
389 {
390 if (OnInstanceCreated != null) { OnInstanceCreated.Invoke(sender, e); }
391 }
392
393 private string Database;
394 #region ISQLLITE members
395 public List<IPROGRAMME> Programs { get; private set; }
396 public List<IRECORDING_SCHEDULE> Recordings { get; private set; }
397 public List<ICHANNEL> Channels { get; private set; }
398
399 public IDateTimeRange GetProgramsDateRange(List<SQLLITE.IPROGRAMME> programs)
400 {
401 var list = new List<IPROGRAMME>(programs.ToArray());
402 DateTime first = new DateTime();
403 DateTime last = new DateTime();
404 first = list.OrderBy(s => s.start_time).ToList().First().start_time;
405 last = list.OrderBy(s => s.start_time).ToList().Last().start_time;
406 gLog.Verbose.Debug.WriteLine("\tFirst: {0} = ({1})", first.ToString("yyyy/MM/dd HH:mm:ss.fffffff"), first.ToDateTimeString());
407 gLog.Verbose.Debug.WriteLine("\tLast: {0} = ({1})", last.ToString("yyyy/MM/dd HH:mm:ss.fffffff"), last.ToDateTimeString());
408 var range = DateTimeRange.Create(first, last);
409 return range;
410 }
411
412 public List<IOldNewProgram> FixGBPVRProgramsDatabase(List<SQLLITE.IPROGRAMME> gbpvr_programs, List<libxmltv.Interfaces.IProgramDefinition> xmltv_programs, out List<SQLLITE.IPROGRAMME> source_invalid)
413 {
414 source_invalid = new List<IPROGRAMME>();
415 List<IOldNewProgram> source_valid = new List<IOldNewProgram>();
416 gbpvr_programs = gbpvr_programs.OrderBy(s => s.start_time).ToList();
417 xmltv_programs = xmltv_programs.OrderBy(s => DateTime.Parse(s.Start)).ToList();
418 gbpvr_programs.TrimExcess();
419 xmltv_programs.TrimExcess();
420
421 double total = gbpvr_programs.Count;
422 double index = 0;
423 double progress = 0;
424 foreach (var program in gbpvr_programs)
425 {
426 progress = 100.0 * (index / total);
427 gLog.ReportProgress(this, new ReportProgressEventArgs((int)progress, string.Format("Filtering GBPVR Programs: {0:00}%", (int)progress)));
428 // find an entry in xmltv_programs by Channel Number & StartDate
429 var program_xmltv_entry = program.AsXMLTVProgramDefinition(this);
430 var xmltv_entry = xmltv_programs.Find(s => s.ChannelNumber == program_xmltv_entry.ChannelNumber && s.Start == program_xmltv_entry.Start);
431 if (xmltv_entry == null)
432 {
433 // xmltv entry was not found
434 source_invalid.Add(program);
435 }
436 else
437 {
438 // check if the xmltv entry has different data from the current program
439 if (!xmltv_entry.Equals(program_xmltv_entry))
440 {
441 // data is different
442 var updated_program = program.Clone();
443
444 if (program_xmltv_entry.Title != xmltv_entry.Title)
445 {
446 gLog.Verbose.Warn.WriteLine(" Program oid: '{0}' - replacing title", updated_program.oid);
447 updated_program.name = xmltv_entry.Title;
448 }
449 if (program_xmltv_entry.SubTitle != xmltv_entry.SubTitle)
450 {
451 gLog.Verbose.Warn.WriteLine(" Program oid: '{0}' - replacing sub_title", updated_program.oid);
452 updated_program.sub_title = xmltv_entry.SubTitle;
453 }
454 if (program_xmltv_entry.Stop != xmltv_entry.Stop)
455 {
456 gLog.Verbose.Warn.WriteLine(" Program oid: '{0}' - replacing end_time", updated_program.oid);
457 updated_program.end_time = DateTime.Parse(xmltv_entry.Stop);
458 }
459 if (program_xmltv_entry.Start != xmltv_entry.Start)
460 {
461 gLog.Verbose.Warn.WriteLine(" Program oid: '{0}' - replacing start_time", updated_program.oid);
462 updated_program.start_time = DateTime.Parse(xmltv_entry.Start);
463 }
464 if (program_xmltv_entry.Description != xmltv_entry.Description)
465 {
466 gLog.Verbose.Warn.WriteLine(" Program oid: '{0}' - replacing description", updated_program.oid);
467 updated_program.description = xmltv_entry.Description;
468 }
469
470 if(program_xmltv_entry.Rating != xmltv_entry.Rating)
471 {
472 gLog.Verbose.Warn.WriteLine(" Program oid: '{0}' - replacing rating", updated_program.oid);
473 updated_program.rating = xmltv_entry.Rating;
474 }
475
476 var updated_xmltv_entry = updated_program.AsXMLTVProgramDefinition(this);
477 if (!xmltv_entry.Equals(updated_xmltv_entry))
478 {
479 throw new Exception(string.Format("Program oid '{0}' was not properly updated.", updated_program.oid));
480 }
481 //source_valid.Add(new OldNewProgram(program, updated_program));
482 source_valid.Add(new OldNewProgram(program, updated_program));
483 }
484 else
485 {
486 // data is the same
487 //source_valid.Add(new OldNewProgram(program, program));
488 source_valid.Add(new OldNewProgram(program));
489 }
490 }
491 index++;
492 }
493 gLog.Info.WriteLine("Total XMLTV Programs: 0x{0:x8}", xmltv_programs.Count);
494 gLog.Info.WriteLine("Total Valid GB-PVR Programs: 0x{0:x8}", source_valid.Count);
495 gLog.Info.WriteLine("Total Invalid GB-PVR Programs: 0x{0:x8}", source_invalid.Count);
496 gLog.Info.WriteLine("Total GB-PVR Programs (Valid+Invalid): 0x{0:x8} == 0x{1:x8}", source_valid.Count + source_invalid.Count, gbpvr_programs.Count);
497 #region old-code
498 //List<OldNewProgram> source_update = new List<OldNewProgram>();
499 ////if (range == null)
500 ////{
501 //// gLog.Warn.WriteLine("The DateTimeRange passed in is null...returning the original program list");
502 //// return list;
503 ////}
504 ////gLog.Warn.WriteLine("FilterProgramsByDateRange has not been implemented");
505 //double total = gbpvr_programs.Count;
506 //double index = 0;
507 //double progress = 0;
508 //foreach (var program in gbpvr_programs)
509 //{
510 // progress = 100.0 * (index / total);
511 // gLog.ReportProgress(this, new ReportProgressEventArgs((int)progress, string.Format("Filtering GBPVR Programs: {0:00}%", (int)progress)));
512 // var channel_oid = program.channel_oid;
513 // var channel = this.Channels.Find(s => s.oid == channel_oid);
514 // var start_date = program.start_time;
515 // //var xmltv_entry_list = xmltv_programs.FindAll(s => s.ChannelNumber == channel.channel_number && s.Start == start_date.ToDateTimeString());
516 // var query = from c in xmltv_programs
517 // where
518 // c.ChannelNumber == channel.channel_number &&
519 // c.Start == start_date.ToDateTimeString()
520 // select c;
521 // IProgramDefinition xmltv_entry = null;
522 // if (query.Count()-1 > 0)
523 // {
524 // gLog.Verbose.Error.WriteLine("Found more than one entry: Matching channel='{0}' and start='{1}'", channel.channel_number, start_date.ToDateTimeString());
525 // gLog.Verbose.Error.WriteLine(" GB-PVR Program Data: oid='{0}' channel_oid='{1}' name='{2}' sub_title='{3}' description='{4}'", program.oid, program.channel_oid, program.name, program.sub_title, program.description);
526 // if (Debugger.IsAttached)
527 // {
528 // gLog.Error.WriteLine(" Found: {0} matching entries", query.Count());
529 // int k_index = 0;
530 // foreach (var k in query)
531 // {
532 // gLog.Verbose.Error.WriteLine(" query[{0}]: channel='{1}' start='{2}' ('{3}') title='{4}' subtitle='{5}' description='{6}'", k_index, k.ChannelNumber, k.Start, DateTime.Parse(k.Start).ToString("yyyy/MM/dd HH:mm:ss.fffffff"), k.Title, k.SubTitle, k.Description);
533 // k_index++;
534 // }
535 // Debugger.Break();
536 // }
537 // }
538 // else
539 // {
540 // xmltv_entry = query.FirstOrDefault();
541 // }
542 // if (xmltv_entry == null)
543 // {
544 // //gLog.Verbose.Warn.WriteLine("Invalidating GB-PVR Program: oid='{0}' channel_oid='{1}' title='{2}' start='{3}'", program.oid, program.channel_oid, program.name, program.start_time.ToDateTimeString());
545 // source_invalid.Add(program);
546 // }
547 // else
548 // {
549 // //gLog.Verbose.Warn.WriteLine("Updating GB-PVR Program (if needed): oid='{0}' channel_oid='{1}' title='{2}' subtitle='{3}' start='{4}'", program.oid, program.channel_oid, program.name, program.sub_title, program.start_time.ToDateTimeString());
550 // var updated_program = program;
551 // bool needsupdate = false;
552 // if (xmltv_entry.Title != program.name)
553 // {
554 // //gLog.Verbose.Warn.WriteLine(" Updating:");
555 // //gLog.Verbose.Warn.WriteLine(" Old Title: {0}", program.name);
556 // //gLog.Verbose.Warn.WriteLine(" New Title: {0}", xmltv_entry.Title);
557 // updated_program.name = xmltv_entry.Title;
558 // needsupdate = true;
559 // }
560 // if (xmltv_entry.SubTitle != program.sub_title)
561 // {
562 // //gLog.Verbose.Warn.WriteLine(" Updating:");
563 // //gLog.Verbose.Warn.WriteLine(" Old SubTile: {0}", program.sub_title);
564 // //gLog.Verbose.Warn.WriteLine(" New SubTile: {0}", xmltv_entry.SubTitle);
565 // updated_program.sub_title = xmltv_entry.SubTitle;
566 // needsupdate = true;
567 // }
568 // if (xmltv_entry.Description != program.description)
569 // {
570 // //gLog.Verbose.Warn.WriteLine(" Updating:");
571 // //gLog.Verbose.Warn.WriteLine(" Old Descption: {0}", program.description);
572 // //gLog.Verbose.Warn.WriteLine(" New Descption: {0}", xmltv_entry.Description);
573 // updated_program.description = xmltv_entry.Description;
574 // needsupdate = true;
575 // }
576 // if (DateTime.Parse(xmltv_entry.Start) != program.start_time)
577 // {
578 // //gLog.Verbose.Warn.WriteLine(" Updating:");
579 // //gLog.Verbose.Warn.WriteLine(" Old StartTime: {0}", program.start_time.ToDateTimeString());
580 // //gLog.Verbose.Warn.WriteLine(" New StartTime: {0}", DateTime.Parse(xmltv_entry.Start).ToDateTimeString());
581 // updated_program.start_time = DateTime.Parse(xmltv_entry.Start);
582 // needsupdate = true;
583 // }
584 // if (DateTime.Parse(xmltv_entry.Stop) != program.end_time)
585 // {
586 // //gLog.Verbose.Warn.WriteLine(" Updating:");
587 // //gLog.Verbose.Warn.WriteLine(" Old EndTime: {0}", program.end_time.ToDateTimeString());
588 // //gLog.Verbose.Warn.WriteLine(" New EndTime: {0}", DateTime.Parse(xmltv_entry.Stop).ToDateTimeString());
589 // updated_program.end_time = DateTime.Parse(xmltv_entry.Stop);
590 // needsupdate = true;
591 // }
592 // if (needsupdate)
593 // {
594 // OldNewProgram p = new OldNewProgram();
595 // p.OldProgram = program;
596 // p.NewProgram = updated_program;
597 // source_update.Add(p);
598 // }
599 // source_valid.Add(updated_program);
600 // }
601 // index++;
602 //}
603 //source_valid = source_valid.OrderBy(s => s.channel_oid).ThenBy(s => s.start_time).ToList();
604 //source_invalid = source_invalid.OrderBy(s => s.channel_oid).ThenBy(s => s.start_time).ToList();
605 //if (source_invalid.Count > 0)
606 //{
607 // double source_invalid_count = source_valid.Count;
608 // double source_invalid_index = 0;
609 // double source_invalid_progress = 0;
610 // foreach (var old_program in source_invalid)
611 // {
612 // source_invalid_progress = 100.0 * (source_invalid_index / source_invalid_count);
613 // gLog.ReportProgress(this, new ReportProgressEventArgs((int)source_invalid_progress, string.Format("Removing old GBPVR Programs: {0:00}%", (int)source_invalid_progress)));
614 // // remove database entry
615 // if (!RemoveProgramDatabaseEntry(old_program))
616 // {
617 // gLog.Error.WriteLine("Failed to remove program with oid: '{0}'", old_program.oid);
618 // }
619 // else
620 // {
621 // gLog.Verbose.Info.WriteLine("Removed program with oid: '{0}'", old_program.oid);
622 // }
623 // source_invalid_index++;
624 // }
625 //}
626 //else
627 //{
628 // gLog.Info.WriteLine("No old GB-PVR Programs needed to be removed.");
629 //}
630 //if (source_update.Count > 0)
631 //{
632 // double source_update_count = source_valid.Count;
633 // double source_update_index = 0;
634 // double source_update_progress = 0;
635 // foreach (var p in source_update)
636 // {
637 // source_update_progress = 100.0 * (source_update_index / source_update_count);
638 // gLog.ReportProgress(this, new ReportProgressEventArgs((int)source_update_progress, string.Format("Updating GBPVR Programs: {0:00}%", (int)source_update_progress)));
639 // // remove database entry
640 // if (!UpdateProgramDatabaseEntry(p.OldProgram,p.NewProgram))
641 // {
642 // gLog.Error.WriteLine("Failed to update program with oid: '{0}'", p.OldProgram.oid);
643 // }
644 // else
645 // {
646 // gLog.Verbose.Info.WriteLine("Upated program with oid: '{0}'", p.OldProgram.oid);
647 // }
648 // source_update_index++;
649 // }
650 //}
651 //else
652 //{
653 // gLog.Info.WriteLine("No GB-PVR Programs needed to be updated.");
654 //}
655 //gLog.Info.WriteLine("Total XMLTV Programs: 0x{0:x8}", xmltv_programs.Count);
656 //gLog.Info.WriteLine("Updated: 0x{0:x8} GB-PVR Programs", source_valid.Count);
657 //gLog.Info.WriteLine("Removed: 0x{0:x8} GB-PVR Programs", source_invalid.Count);
658 //gLog.Info.WriteLine("Total GB-PVR Programs (Updated & Removed): 0x{0:x8}", source_valid.Count + source_invalid.Count);
659 #endregion
660
661 return source_valid;
662 }
663 #endregion
664
665
666 private string CreateConnectionString()
667 {
668 string connection_string = string.Format("Data Source={0}", this.Database);
669 return connection_string;
670 }
671
672 private SQLiteConnection CreateConnection() { SQLiteConnection connection = new SQLiteConnection(CreateConnectionString()); return connection; }
673
674 [Conditional("SQLLITE_CONNECTION_TEST")]
675 private void ConnectionTest()
676 {
677 try
678 {
679 using (SQLiteConnection con = CreateConnection())
680 {
681 con.Open();
682 string command_text = string.Format("select * from {0};", TABLES.CHANNEL);
683 gLog.Verbose.Debug.WriteLine("Executing Command: '{0}'", command_text);
684 using (SQLiteCommand cmd = new SQLiteCommand(command_text, con))
685 {
686 using (SQLiteDataReader r = cmd.ExecuteReader())
687 {
688 if (!r.HasRows)
689 {
690 gLog.Warn.WriteLine("Query: '{0}' returned no rows.", cmd.CommandText);
691 }
692 else
693 {
694 while (r.Read())
695 {
696 for (int i = 0; i < r.FieldCount; i++)
697 {
698 string field_name = r.GetName(i);
699 Type field_type = r.GetFieldType(i);
700 object field_value = r.GetValue(i);
701 gLog.Verbose.Debug.WriteLine("Name: '{0}' Type: '{1}' Value: '{2}'", field_name, field_type.Name, field_value == null ? "null" : field_value.ToString());
702 }
703 break;
704 }
705 }
706 }
707 }
708 con.Clone();
709 }
710 OnCreatedInstance(this, new EventArgs());
711 }
712 catch (Exception ex)
713 {
714 gLog.Error.WriteLine(ex.ToString());
715 }
716 }
717
718
719 private bool CreateDatabaseBackup()
720 {
721 try
722 {
723 string backup_file = string.Format("{0}.{1}", this.Database, DateTime.Now.ToString("yyyyMMddHHmmss"));
724 gLog.Info.WriteLine("Creating Database backup...");
725 gLog.Info.WriteLine("\tSource: {0}", this.Database);
726 gLog.Info.WriteLine("\tDestination: {0}", backup_file);
727
728 System.IO.File.Copy(this.Database, backup_file);
729 DATABASE_BACKUP_FILE = backup_file;
730 return true;
731 }
732 catch (Exception ex)
733 {
734 gLog.Error.WriteLine(ex.ToString());
735 return false;
736 }
737 }
738 private void ReadChannelData()
739 {
740 try
741 {
742 List<ICHANNEL> channels = new List<ICHANNEL>();
743 using (SQLiteConnection con = CreateConnection())
744 {
745 try
746 {
747 con.Open();
748 string command_text = string.Format("select * from {0};", TABLES.CHANNEL);
749 gLog.Verbose.Debug.WriteLine("Executing Command: '{0}'", command_text);
750 using (SQLiteCommand cmd = new SQLiteCommand(command_text, con))
751 {
752 using (SQLiteDataReader r = cmd.ExecuteReader())
753 {
754 if (!r.HasRows)
755 {
756 gLog.Warn.WriteLine("Query: '{0}' returned no rows.", cmd.CommandText);
757 }
758 else
759 {
760 while (r.Read())
761 {
762 CHANNEL channel = new CHANNEL();
763 for (int i = 0; i < r.FieldCount; i++)
764 {
765 CHANNEL.Create(ref channel, r, i);
766 }
767 channels.Add(channel);
768 }
769 }
770 }
771 }
772 }
773 catch (SQLiteException ex)
774 {
775 gLog.Error.WriteLine(ex.ToString());
776 }
777 finally
778 {
779 con.Close();
780 }
781 }
782 this.Channels = channels;
783 }
784 catch (Exception ex)
785 {
786 gLog.Error.WriteLine(ex.ToString());
787 }
788 }
789 private void ReadProgrammeData()
790 {
791 try
792 {
793 List<IPROGRAMME> programs = new List<IPROGRAMME>();
794 using (SQLiteConnection con = CreateConnection())
795 {
796 try
797 {
798 con.Open();
799 string command_text = string.Format("select * from {0};", TABLES.PROGRAMME);
800 gLog.Verbose.Debug.WriteLine("Executing Command: '{0}'", command_text);
801 using (SQLiteCommand cmd = new SQLiteCommand(command_text, con))
802 {
803 using (SQLiteDataReader r = cmd.ExecuteReader())
804 {
805 if (!r.HasRows)
806 {
807 gLog.Warn.WriteLine("Query: '{0}' returned no rows.", cmd.CommandText);
808 }
809 else
810 {
811 while (r.Read())
812 {
813 PROGRAMME program = new PROGRAMME();
814 for (int i = 0; i < r.FieldCount; i++)
815 {
816 PROGRAMME.Create(ref program, r, i);
817 }
818 programs.Add(program);
819 }
820 }
821 }
822 }
823 }
824 catch (SQLiteException ex)
825 {
826 gLog.Error.WriteLine(ex.ToString());
827 }
828 finally
829 {
830 con.Close();
831 }
832 }
833 this.Programs = programs;
834 }
835 catch (Exception ex)
836 {
837 gLog.Error.WriteLine(ex.ToString());
838 }
839 }
840 private void ReadRecodringScheduleData()
841 {
842 try
843 {
844 List<IRECORDING_SCHEDULE> recordings = new List<IRECORDING_SCHEDULE>();
845 using (SQLiteConnection con = CreateConnection())
846 {
847 try
848 {
849 con.Open();
850 string command_text = string.Format("select * from {0};", TABLES.RECORDING_SCHEDULE);
851 gLog.Verbose.Debug.WriteLine("Executing Command: '{0}'", command_text);
852 using (SQLiteCommand cmd = new SQLiteCommand(command_text, con))
853 {
854 using (SQLiteDataReader r = cmd.ExecuteReader())
855 {
856 if (!r.HasRows)
857 {
858 gLog.Warn.WriteLine("Query: '{0}' returned no rows.", cmd.CommandText);
859 }
860 else
861 {
862 while (r.Read())
863 {
864 RECORDING_SCHEDULE recording = new RECORDING_SCHEDULE();
865 for (int i = 0; i < r.FieldCount; i++)
866 {
867 RECORDING_SCHEDULE.Create(ref recording, r, i);
868 }
869 recordings.Add(recording);
870 }
871 }
872 }
873 }
874 }
875 catch (SQLiteException ex)
876 {
877 gLog.Error.WriteLine(ex.ToString());
878 }
879 finally
880 {
881 con.Close();
882 }
883 }
884 this.Recordings = recordings;
885 }
886 catch (Exception ex)
887 {
888 gLog.Error.WriteLine(ex.ToString());
889 }
890 }
891
892 public void RemoveOldGBPVRPrograms(List<SQLLITE.IPROGRAMME> programs)
893 {
894 gLog.Info.WriteLine("Removing {0} gbpvr programs.", programs.Count);
895 int ChunkSize = 1024;
896 var ChunkList = programs.Chunk<IPROGRAMME>(ChunkSize);
897 double total = programs.Count;
898 double index = 0;
899 double progress = 0;
900 Stopwatch st1 = new Stopwatch();
901 st1.Start();
902 foreach (var p in ChunkList)
903 {
904 progress = 100.0 * (index / total);
905 if (!RemoveProgramDatabaseEntry(p))
906 {
907 gLog.Error.WriteLine("Failed to remove one or more program(s)");
908 }
909 gLog.ReportProgress(this, new ReportProgressEventArgs((int)progress, string.Format("Removing old gbpvr programs ({0} of {1}) {2:00}%", index, total, (int)progress)));
910 index += (double)p.Count();
911 }
912 gLog.ReportProgress(this, new ReportProgressEventArgs((int)progress, string.Format("Removing old gbpvr programs ({0} of {1}) {2:00}%", index, total, (int)progress)));
913 st1.Stop();
914 gLog.Warn.WriteLine(" operation took: {0:0.00000} seconds overall", st1.Elapsed.TotalSeconds);
915 }
916 public void UpdateGBPVRPrograms(List<IOldNewProgram> programs)
917 {
918 gLog.Info.WriteLine("Updating {0} gbpvr programs.", programs.Count);
919 int ChunkSize = 4096;
920 var ChunkList = programs.Chunk<IOldNewProgram>(ChunkSize);
921
922 double total = programs.Count;
923 double index = 0;
924 double progress = 0;
925 Stopwatch st1 = new Stopwatch();
926 st1.Start();
927 foreach (var p in ChunkList)
928 {
929 progress = 100.0 * (index / total);
930 if (!UpdateProgramEntryDatabase(p))
931 {
932 gLog.Error.WriteLine("Failed to update one or more program(s)");
933 }
934 gLog.ReportProgress(this, new ReportProgressEventArgs((int)progress, string.Format("Updating gbpvr programs ({0} of {1}) {2:00}%", index, total, (int)progress)));
935 index += (double)p.Count();
936 }
937 gLog.ReportProgress(this, new ReportProgressEventArgs((int)progress, string.Format("Updating gbpvr programs ({0} of {1}) {2:00}%", index, total, (int)progress)));
938 st1.Stop();
939 gLog.Warn.WriteLine(" operation took: {0:0.00000} seconds overall", st1.Elapsed.TotalSeconds);
940 }
941
942 private bool RemoveAllProgramDatabaseEntries()
943 {
944 bool result = false;
945 try
946 {
947 using (SQLiteConnection con = CreateConnection())
948 {
949 try
950 {
951 //gLog.Verbose.Info.WriteLine("Removing old program with oid: '{0}'", old_program.oid);
952 con.Open();
953 string command_text = string.Format(@"DELETE FROM [{0}];", TABLES.PROGRAMME);
954 //gLog.Verbose.Debug.WriteLine("Executing Command: '{0}'", command_text);
955 using (SQLiteCommand cmd = new SQLiteCommand(command_text, con))
956 {
957 //cmd.Parameters.Add(new SQLiteParameter("oid", old_program.oid));
958 int rowsupdated = cmd.ExecuteNonQuery();
959 //gLog.Verbose.Info.WriteLine("Updated '{0}' rows", rowsupdated);
960 }
961 result = true;
962 }
963 catch (SQLiteException ex)
964 {
965 gLog.Error.WriteLine(ex.ToString());
966 result = false;
967 }
968 finally
969 {
970 con.Close();
971 }
972 }
973 }
974 catch (Exception ex)
975 {
976 gLog.Error.WriteLine(ex.ToString());
977 result = false;
978 }
979 return result;
980 }
981 private bool RemoveProgramDatabaseEntry(IEnumerable<IPROGRAMME> list)
982 {
983 bool result = false;
984 try
985 {
986 using (SQLiteConnection con = CreateConnection())
987 {
988 try
989 {
990 //gLog.Verbose.Info.WriteLine("Updating old program with oid: '{0}'", new_program.oid);
991 con.Open();
992 //string command_text = string.Format(@"UPDATE [{0}] SET [name]=@name,[sub_title]=@subtitle, WHERE [OID] = @oid", TABLES.PROGRAMME);
993 string command_text = string.Empty;
994 command_text = BuildGBPVRMultiDeleteCommand(list);
995 //gLog.Verbose.Debug.WriteLine("Executing Command: '{0}'", command_text);
996 using (SQLiteCommand cmd = new SQLiteCommand(command_text, con))
997 {
998 int rowsupdated = cmd.ExecuteNonQuery();
999 //gLog.Verbose.Info.WriteLine("Updated '{0}' rows", rowsupdated);
1000 }
1001
1002 result = true;
1003 }
1004 catch (SQLiteException ex)
1005 {
1006 gLog.Error.WriteLine(ex.ToString());
1007 result = false;
1008 }
1009 finally
1010 {
1011 con.Close();
1012 }
1013 }
1014 }
1015 catch (Exception ex)
1016 {
1017 gLog.Error.WriteLine(ex.ToString());
1018 result = false;
1019 }
1020 return result;
1021 }
1022 private bool UpdateProgramEntryDatabase(IEnumerable<IOldNewProgram> list)
1023 {
1024 bool result = false;
1025 try
1026 {
1027 using (SQLiteConnection con = CreateConnection())
1028 {
1029 try
1030 {
1031 //gLog.Verbose.Info.WriteLine("Updating old program with oid: '{0}'", new_program.oid);
1032 con.Open();
1033 //string command_text = string.Format(@"UPDATE [{0}] SET [name]=@name,[sub_title]=@subtitle, WHERE [OID] = @oid", TABLES.PROGRAMME);
1034 string command_text = string.Empty;
1035 command_text = BuildGBPVRMultiUpdateCommand(list);
1036 //gLog.Verbose.Debug.WriteLine("Executing Command: '{0}'", command_text);
1037 using (SQLiteCommand cmd = new SQLiteCommand(command_text, con))
1038 {
1039 int rowsupdated = cmd.ExecuteNonQuery();
1040 //gLog.Verbose.Info.WriteLine("Updated '{0}' rows", rowsupdated);
1041 }
1042
1043 result = true;
1044 }
1045 catch (SQLiteException ex)
1046 {
1047 gLog.Error.WriteLine(ex.ToString());
1048 result = false;
1049 }
1050 finally
1051 {
1052 con.Close();
1053 }
1054 }
1055 }
1056 catch (Exception ex)
1057 {
1058 gLog.Error.WriteLine(ex.ToString());
1059 result = false;
1060 }
1061 return result;
1062 }
1063 private bool InsertProgramEntryDatabase(IEnumerable<IPROGRAMME> list)
1064 {
1065 bool result = false;
1066 try
1067 {
1068 using (SQLiteConnection con = CreateConnection())
1069 {
1070 try
1071 {
1072 //gLog.Verbose.Info.WriteLine("Updating old program with oid: '{0}'", new_program.oid);
1073 con.Open();
1074 //string command_text = string.Format(@"UPDATE [{0}] SET [name]=@name,[sub_title]=@subtitle, WHERE [OID] = @oid", TABLES.PROGRAMME);
1075 string command_text = string.Empty;
1076 command_text = BuildGBPVRMultiInsertCommand(list);
1077 //gLog.Verbose.Debug.WriteLine("Executing Command: '{0}'", command_text);
1078 using (SQLiteCommand cmd = new SQLiteCommand(command_text, con))
1079 {
1080 int rowsupdated = cmd.ExecuteNonQuery();
1081 //gLog.Verbose.Info.WriteLine("Updated '{0}' rows", rowsupdated);
1082 }
1083
1084 result = true;
1085 }
1086 catch (SQLiteException ex)
1087 {
1088 gLog.Error.WriteLine(ex.ToString());
1089 result = false;
1090 }
1091 finally
1092 {
1093 con.Close();
1094 }
1095 }
1096 }
1097 catch (Exception ex)
1098 {
1099 gLog.Error.WriteLine(ex.ToString());
1100 result = false;
1101 }
1102 return result;
1103 }
1104
1105 #region Multi-Delete Command Support
1106 private string BuildGBPVRMultiDeleteCommand(IEnumerable<IPROGRAMME> list)
1107 {
1108 StringBuilder builder = new StringBuilder();
1109 /*
1110 insert into table1 (field1,field2) values (value1,value2);
1111 insert into table1 (field1,field2) values (value1,value2);
1112 insert into table1 (field1,field2) values (value1,value2);
1113 insert into table1 (field1,field2) values (value1,value2)
1114 */
1115 builder.AppendLine("begin transaction;");
1116 foreach (var t in list)
1117 {
1118 builder.AppendLine(BuildGBPVRSingleDeleteCommand(t));
1119 }
1120 builder.AppendLine("end transaction;");
1121 return builder.ToString();
1122 }
1123 private string BuildGBPVRSingleDeleteCommand(IPROGRAMME program)
1124 {
1125 StringBuilder builder = new StringBuilder();
1126 builder.AppendFormat("delete from {0} where oid={1};", TABLES.PROGRAMME, program.oid);
1127 return builder.ToString();
1128 }
1129 #endregion
1130 #region Multi-Update Command Support
1131 private string BuildGBPVRMultiUpdateCommand(IEnumerable<IOldNewProgram> list)
1132 {
1133 StringBuilder builder = new StringBuilder();
1134 /*
1135 insert into table1 (field1,field2) values (value1,value2);
1136 insert into table1 (field1,field2) values (value1,value2);
1137 insert into table1 (field1,field2) values (value1,value2);
1138 insert into table1 (field1,field2) values (value1,value2)
1139 */
1140 builder.AppendLine("begin transaction;");
1141 foreach (var t in list)
1142 {
1143 if (!t.OldProgram.Equals(t.NewProgram))
1144 {
1145 // only update the entry if it is different
1146 builder.AppendLine(BuildGBPVRSingleUpdateCommand(t.NewProgram));
1147 }
1148 }
1149 builder.AppendLine("end transaction;");
1150 return builder.ToString();
1151 }
1152 private string BuildGBPVRSingleUpdateCommand(IPROGRAMME program)
1153 {
1154 StringBuilder builder = new StringBuilder();
1155 builder.AppendFormat("update {0} SET ", TABLES.PROGRAMME);
1156 builder.AppendFormat("name=\"{0}\", ", program.name);
1157 builder.AppendFormat("sub_title=\"{0}\", ", program.sub_title);
1158 builder.AppendFormat("description=\"{0}\", ", program.description);
1159 builder.AppendFormat("start_time='{0}', ", program.start_time.ToString("yyyy-MM-dd HH:mm:ss.fffffff"));
1160 builder.AppendFormat("end_time='{0}', ", program.end_time.ToString("yyyy-MM-dd HH:mm:ss.fffffff"));
1161 builder.AppendFormat("channel_oid={0}, ", program.channel_oid);
1162 builder.AppendFormat("unique_identifier=\"{0}\", ", program.unique_identifier);
1163 builder.AppendFormat("rating=\"{0}\" ", program.rating);
1164 builder.AppendFormat("where oid={0};", program.oid);
1165 return builder.ToString();
1166 }
1167 #endregion
1168 #region Multi-Insert Command Support
1169 private string BuildGBPVRMultiInsertCommand(IEnumerable<IPROGRAMME> list)
1170 {
1171 StringBuilder builder = new StringBuilder();
1172 /*
1173 insert into table1 (field1,field2) values (value1,value2);
1174 insert into table1 (field1,field2) values (value1,value2);
1175 insert into table1 (field1,field2) values (value1,value2);
1176 insert into table1 (field1,field2) values (value1,value2)
1177 */
1178 builder.AppendLine("begin transaction;");
1179 foreach (var t in list)
1180 {
1181 builder.AppendLine(BuildGBPVRSingleInsertCommand(t));
1182 }
1183 builder.AppendLine("end transaction;");
1184 return builder.ToString();
1185 }
1186
1187 private string BuildGBPVRSingleInsertCommand(IPROGRAMME program)
1188 {
1189 StringBuilder builder = new StringBuilder();
1190 builder.AppendFormat("insert into {0} (oid,name,sub_title,description,start_time,end_time,channel_oid,unique_identifier,rating) values (", TABLES.PROGRAMME);
1191 builder.AppendFormat("{0},",program.oid);
1192 builder.AppendFormat("\"{0}\",", program.name);
1193 builder.AppendFormat("\"{0}\",", program.sub_title);
1194 builder.AppendFormat("\"{0}\",", program.description);
1195 builder.AppendFormat("'{0}',", program.start_time.ToString("yyyy/MM/dd HH:mm:ss.fffffff"));
1196 builder.AppendFormat("'{0}',", program.end_time.ToString("yyyy/MM/dd HH:mm:ss.fffffff"));
1197 builder.AppendFormat("{0},", program.channel_oid);
1198 builder.AppendFormat("\"{0}\",", program.unique_identifier);
1199 builder.AppendFormat("\"{0}\");", program.rating);
1200 return builder.ToString();
1201 }
1202 #endregion
1203
1204 }
1205 }

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