code.vuplus.com Git - vuplus_dvbapp/blob - lib/dvb/db.cpp

   1 #include <errno.h>
   2 #include <lib/dvb/db.h>
   3 #include <lib/dvb/dvb.h>
   4 #include <lib/dvb/frontend.h>
   5 #include <lib/dvb/epgcache.h>
   6 #include <lib/base/eenv.h>
   7 #include <lib/base/eerror.h>
   8 #include <lib/base/estring.h>
   9 #include <xmlccwrap/xmlccwrap.h>
  10 #include <dvbsi++/service_description_section.h>
  11 #include <dvbsi++/descriptor_tag.h>
  12 #include <dvbsi++/service_descriptor.h>
  13 #include <dvbsi++/satellite_delivery_system_descriptor.h>
  14
  15 DEFINE_REF(eDVBService);
  16
  17 RESULT eBouquet::addService(const eServiceReference &ref, eServiceReference before)
  18 {
  19         list::iterator it =
  20                 std::find(m_services.begin(), m_services.end(), ref);
  21         if ( it != m_services.end() )
  22                 return -1;
  23         if (before.valid())
  24         {
  25                 it = std::find(m_services.begin(), m_services.end(), before);
  26                 m_services.insert(it, ref);
  27         }
  28         else
  29                 m_services.push_back(ref);
  30         return 0;
  31 }
  32
  33 RESULT eBouquet::removeService(const eServiceReference &ref)
  34 {
  35         list::iterator it =
  36                 std::find(m_services.begin(), m_services.end(), ref);
  37         if ( it == m_services.end() )
  38                 return -1;
  39         m_services.erase(it);
  40         return 0;
  41 }
  42
  43 RESULT eBouquet::moveService(const eServiceReference &ref, unsigned int pos)
  44 {
  45         if ( pos < 0 || pos >= m_services.size() )
  46                 return -1;
  47         ++pos;
  48         list::iterator source=m_services.end();
  49         list::iterator dest=m_services.end();
  50         bool forward = false;
  51         for (list::iterator it(m_services.begin()); it != m_services.end(); ++it)
  52         {
  53                 if (dest == m_services.end() && !--pos)
  54                         dest = it;
  55                 if (*it == ref)
  56                 {
  57                         source = it;
  58                         forward = pos>0;
  59                 }
  60                 if (dest != m_services.end() && source != m_services.end())
  61                         break;
  62         }
  63         if (dest == m_services.end() || source == m_services.end() || source == dest)
  64                 return -1;
  65         while (source != dest)
  66         {
  67                 if (forward)
  68                         std::iter_swap(source++, source);
  69                 else
  70                         std::iter_swap(source--, source);
  71         }
  72         return 0;
  73 }
  74
  75 RESULT eBouquet::flushChanges()
  76 {
  77         FILE *f=fopen(eEnv::resolve("${sysconfdir}/enigma2/" + m_filename).c_str(), "w");
  78         if (!f)
  79                 return -1;
  80         if ( fprintf(f, "#NAME %s\r\n", m_bouquet_name.c_str()) < 0 )
  81                 goto err;
  82         for (list::iterator i(m_services.begin()); i != m_services.end(); ++i)
  83         {
  84                 eServiceReference tmp = *i;
  85                 std::string str = tmp.path;
  86                 if ( fprintf(f, "#SERVICE %s\r\n", tmp.toString().c_str()) < 0 )
  87                         goto err;
  88                 if ( i->name.length() )
  89                         if ( fprintf(f, "#DESCRIPTION %s\r\n", i->name.c_str()) < 0 )
  90                                 goto err;
  91         }
  92         fclose(f);
  93         return 0;
  94 err:
  95         fclose(f);
  96         eDebug("couldn't write file %s", m_filename.c_str());
  97         return -1;
  98 }
  99
 100 RESULT eBouquet::setListName(const std::string &name)
 101 {
 102         m_bouquet_name = name;
 103         return 0;
 104 }
 105
 106 eDVBService::eDVBService()
 107         :m_cache(0), m_flags(0)
 108 {
 109 }
 110
 111 eDVBService::~eDVBService()
 112 {
 113         delete [] m_cache;
 114 }
 115
 116 eDVBService &eDVBService::operator=(const eDVBService &s)
 117 {
 118         m_service_name = s.m_service_name;
 119         m_service_name_sort = s.m_service_name_sort;
 120         m_provider_name = s.m_provider_name;
 121         m_flags = s.m_flags;
 122         m_ca = s.m_ca;
 123         copyCache(s.m_cache);
 124         return *this;
 125 }
 126
 127 void eDVBService::genSortName()
 128 {
 129         m_service_name_sort = removeDVBChars(m_service_name);
 130         makeUpper(m_service_name_sort);
 131         while ((!m_service_name_sort.empty()) && m_service_name_sort[0] == ' ')
 132                 m_service_name_sort.erase(0, 1);
 133
 134                 /* put unnamed services at the end, not at the beginning. */
 135         if (m_service_name_sort.empty())
 136                 m_service_name_sort = "\xFF";
 137 }
 138
 139 RESULT eDVBService::getName(const eServiceReference &ref, std::string &name)
 140 {
 141         if (!ref.name.empty())
 142                 name = ref.name; // use renamed service name..
 143         else if (!m_service_name.empty())
 144                 name = m_service_name;
 145         else
 146                 name = "(...)";
 147         return 0;
 148 }
 149
 150 RESULT eDVBService::getEvent(const eServiceReference &ref, ePtr<eServiceEvent> &ptr, time_t start_time)
 151 {
 152         return eEPGCache::getInstance()->lookupEventTime(ref, start_time, ptr);
 153 }
 154
 155 int eDVBService::isPlayable(const eServiceReference &ref, const eServiceReference &ignore, bool simulate)
 156 {
 157         ePtr<eDVBResourceManager> res_mgr;
 158         if ( eDVBResourceManager::getInstance( res_mgr ) )
 159                 eDebug("isPlayble... no res manager!!");
 160         else
 161         {
 162                 eDVBChannelID chid, chid_ignore;
 163                 ((const eServiceReferenceDVB&)ref).getChannelID(chid);
 164                 ((const eServiceReferenceDVB&)ignore).getChannelID(chid_ignore);
 165                 return res_mgr->canAllocateChannel(chid, chid_ignore, simulate);
 166         }
 167         return 0;
 168 }
 169
 170 int eDVBService::checkFilter(const eServiceReferenceDVB &ref, const eDVBChannelQuery &query)
 171 {
 172         int res = 0;
 173         switch (query.m_type)
 174         {
 175         case eDVBChannelQuery::tName:
 176                 res = m_service_name_sort == query.m_string;
 177                 break;
 178         case eDVBChannelQuery::tProvider:
 179                 if (query.m_string == "Unknown" && m_provider_name.empty())
 180                         res = 1;
 181                 else
 182                         res = m_provider_name == query.m_string;
 183                 break;
 184         case eDVBChannelQuery::tType:
 185         {
 186                 int service_type = ref.getServiceType();
 187                 if (query.m_int == 1) // TV Service
 188                 {
 189                         // Hack for dish network
 190                         int onid = ref.getOriginalNetworkID().get();
 191                         if (onid >= 0x1001 && onid <= 0x100b)
 192                         {
 193                                 static int dish_tv_types[] = { 128, 133, 137, 140, 144, 145, 150, 154, 160, 163, 164, 165, 166, 167, 168, 173, 174 };
 194                                 static size_t dish_tv_num_types = sizeof(dish_tv_types) / sizeof(int);
 195                                 if (std::binary_search(dish_tv_types, dish_tv_types + dish_tv_num_types, service_type))
 196                                         return true;
 197                         }
 198                 }
 199                 res = service_type == query.m_int;
 200                 break;
 201         }
 202         case eDVBChannelQuery::tBouquet:
 203                 res = 0;
 204                 break;
 205         case eDVBChannelQuery::tSatellitePosition:
 206                 res = ((unsigned int)ref.getDVBNamespace().get())>>16 == (unsigned int)query.m_int;
 207                 break;
 208         case eDVBChannelQuery::tFlags:
 209                 res = (m_flags & query.m_int) == query.m_int;
 210                 break;
 211         case eDVBChannelQuery::tChannelID:
 212         {
 213                 eDVBChannelID chid;
 214                 ref.getChannelID(chid);
 215                 res = chid == query.m_channelid;
 216                 break;
 217         }
 218         case eDVBChannelQuery::tAND:
 219                 res = checkFilter(ref, *query.m_p1) && checkFilter(ref, *query.m_p2);
 220                 break;
 221         case eDVBChannelQuery::tOR:
 222                 res = checkFilter(ref, *query.m_p1) || checkFilter(ref, *query.m_p2);
 223                 break;
 224         case eDVBChannelQuery::tAny:
 225                 res = 1;
 226                 break;
 227         }
 228
 229         if (query.m_inverse)
 230                 return !res;
 231         else
 232                 return res;
 233 }
 234
 235 bool eDVBService::cacheEmpty()
 236 {
 237         if (m_cache)
 238                 for (int i=0; i < cacheMax; ++i)
 239                         if (m_cache[i] != -1)
 240                                 return false;
 241         return true;
 242 }
 243
 244 void eDVBService::initCache()
 245 {
 246         m_cache = new int[cacheMax];
 247         memset(m_cache, -1, sizeof(int) * cacheMax);
 248 }
 249
 250 void eDVBService::copyCache(int *source)
 251 {
 252         if (source)
 253         {
 254                 if (!m_cache)
 255                         m_cache = new int[cacheMax];
 256                 memcpy(m_cache, source, cacheMax * sizeof(int));
 257         }
 258         else
 259         {
 260                 delete [] m_cache;
 261                 m_cache = 0;
 262         }
 263 }
 264
 265 int eDVBService::getCacheEntry(cacheID id)
 266 {
 267         if (id >= cacheMax || !m_cache)
 268                 return -1;
 269         return m_cache[id];
 270 }
 271
 272 void eDVBService::setCacheEntry(cacheID id, int pid)
 273 {
 274         if (!m_cache)
 275                 initCache();
 276         if (id < cacheMax)
 277                 m_cache[id] = pid;
 278 }
 279
 280 DEFINE_REF(eDVBDB);
 281
 282 void eDVBDB::reloadServicelist()
 283 {
 284         loadServicelist(eEnv::resolve("${sysconfdir}/enigma2/lamedb").c_str());
 285 }
 286
 287 void eDVBDB::parseServiceData(ePtr<eDVBService> s, std::string str)
 288 {
 289         while ((!str.empty()) && str[1]==':') // new: p:, f:, c:%02d...
 290         {
 291                 size_t c=str.find(',');
 292                 char p=str[0];
 293                 std::string v;
 294                 if (c == std::string::npos)
 295                 {
 296                         v=str.substr(2);
 297                         str="";
 298                 } else
 299                 {
 300                         v=str.substr(2, c-2);
 301                         str=str.substr(c+1);
 302                 }
 303 //              eDebug("%c ... %s", p, v.c_str());
 304                 if (p == 'p')
 305                         s->m_provider_name=v;
 306                 else if (p == 'f')
 307                 {
 308                         sscanf(v.c_str(), "%x", &s->m_flags);
 309                 } else if (p == 'c')
 310                 {
 311                         int cid, val;
 312                         sscanf(v.c_str(), "%02d%x", &cid, &val);
 313                         s->setCacheEntry((eDVBService::cacheID)cid,val);
 314                 } else if (p == 'C')
 315                 {
 316                         int val;
 317                         sscanf(v.c_str(), "%04x", &val);
 318                         s->m_ca.push_front((uint16_t)val);
 319                 }
 320         }
 321 }
 322
 323         /* THIS CODE IS BAD. it should be replaced by somethine better. */
 324 void eDVBDB::loadServicelist(const char *file)
 325 {
 326         eDebug("---- opening lame channel db");
 327         FILE *f=fopen(file, "rt");
 328         if (!f) {
 329                 eDebug("can't open %s: %m", file);
 330                 return;
 331         }
 332
 333         char line[256];
 334         int version=3;
 335         if ((!fgets(line, 256, f)) || sscanf(line, "eDVB services /%d/", &version) != 1)
 336         {
 337                 eDebug("not a valid servicefile");
 338                 fclose(f);
 339                 return;
 340         }
 341         eDebug("reading services (version %d)", version);
 342         if ((!fgets(line, 256, f)) || strcmp(line, "transponders\n"))
 343         {
 344                 eDebug("services invalid, no transponders");
 345                 fclose(f);
 346                 return;
 347         }
 348
 349         // clear all transponders
 350
 351         while (!feof(f))
 352         {
 353                 if (!fgets(line, 256, f))
 354                         break;
 355                 if (!strcmp(line, "end\n"))
 356                         break;
 357                 int dvb_namespace=-1, transport_stream_id=-1, original_network_id=-1;
 358                 sscanf(line, "%x:%x:%x", &dvb_namespace, &transport_stream_id, &original_network_id);
 359                 if (original_network_id == -1)
 360                         continue;
 361                 eDVBChannelID channelid = eDVBChannelID(
 362                         eDVBNamespace(dvb_namespace),
 363                         eTransportStreamID(transport_stream_id),
 364                         eOriginalNetworkID(original_network_id));
 365
 366                 ePtr<eDVBFrontendParameters> feparm = new eDVBFrontendParameters;
 367                 while (!feof(f))
 368                 {
 369                         fgets(line, 256, f);
 370                         if (!strcmp(line, "/\n"))
 371                                 break;
 372                         if (line[1]=='s')
 373                         {
 374                                 eDVBFrontendParametersSatellite sat;
 375                                 int frequency, symbol_rate, polarisation, fec, orbital_position, inversion,
 376                                         flags=0,
 377                                         system=eDVBFrontendParametersSatellite::System_DVB_S,
 378                                         modulation=eDVBFrontendParametersSatellite::Modulation_QPSK,
 379                                         rolloff=eDVBFrontendParametersSatellite::RollOff_alpha_0_35,
 380                                         pilot=eDVBFrontendParametersSatellite::Pilot_Unknown;
 381                                 if (version == 3)
 382                                         sscanf(line+3, "%d:%d:%d:%d:%d:%d:%d:%d:%d:%d", &frequency, &symbol_rate, &polarisation, &fec, &orbital_position, &inversion, &system, &modulation, &rolloff, &pilot);
 383                                 else
 384                                         sscanf(line+3, "%d:%d:%d:%d:%d:%d:%d:%d:%d:%d:%d", &frequency, &symbol_rate, &polarisation, &fec, &orbital_position, &inversion, &flags, &system, &modulation, &rolloff, &pilot);
 385                                 sat.frequency = frequency;
 386                                 sat.symbol_rate = symbol_rate;
 387                                 sat.polarisation = polarisation;
 388                                 sat.fec = fec;
 389                                 sat.orbital_position =
 390                                         orbital_position < 0 ? orbital_position + 3600 : orbital_position;
 391                                 sat.inversion = inversion;
 392                                 sat.system = system;
 393                                 sat.modulation = modulation;
 394                                 sat.rolloff = rolloff;
 395                                 sat.pilot = pilot;
 396                                 feparm->setDVBS(sat);
 397                                 feparm->setFlags(flags);
 398                         } else if (line[1]=='t')
 399                         {
 400                                 eDVBFrontendParametersTerrestrial ter;
 401                                 int frequency, bandwidth, code_rate_HP, code_rate_LP, modulation, transmission_mode, guard_interval, hierarchy, inversion, flags=0;
 402                                 sscanf(line+3, "%d:%d:%d:%d:%d:%d:%d:%d:%d:%d", &frequency, &bandwidth, &code_rate_HP, &code_rate_LP, &modulation, &transmission_mode, &guard_interval, &hierarchy, &inversion, &flags);
 403                                 ter.frequency = frequency;
 404                                 ter.bandwidth = bandwidth;
 405                                 ter.code_rate_HP = code_rate_HP;
 406                                 ter.code_rate_LP = code_rate_LP;
 407                                 ter.modulation = modulation;
 408                                 ter.transmission_mode = transmission_mode;
 409                                 ter.guard_interval = guard_interval;
 410                                 ter.hierarchy = hierarchy;
 411                                 ter.inversion = inversion;
 412                                 feparm->setDVBT(ter);
 413                                 feparm->setFlags(flags);
 414                         } else if (line[1]=='c')
 415                         {
 416                                 eDVBFrontendParametersCable cab;
 417                                 int frequency, symbol_rate,
 418                                         inversion=eDVBFrontendParametersCable::Inversion_Unknown,
 419                                         modulation=eDVBFrontendParametersCable::Modulation_Auto,
 420                                         fec_inner=eDVBFrontendParametersCable::FEC_Auto,
 421                                         flags=0;
 422                                 sscanf(line+3, "%d:%d:%d:%d:%d:%d", &frequency, &symbol_rate, &inversion, &modulation, &fec_inner, &flags);
 423                                 cab.frequency = frequency;
 424                                 cab.fec_inner = fec_inner;
 425                                 cab.inversion = inversion;
 426                                 cab.symbol_rate = symbol_rate;
 427                                 cab.modulation = modulation;
 428                                 feparm->setDVBC(cab);
 429                                 feparm->setFlags(flags);
 430                         }
 431                 }
 432                 addChannelToList(channelid, feparm);
 433         }
 434
 435         if ((!fgets(line, 256, f)) || strcmp(line, "services\n"))
 436         {
 437                 eDebug("services invalid, no services");
 438                 return;
 439         }
 440
 441         // clear all services
 442
 443         int count=0;
 444
 445         while (!feof(f))
 446         {
 447                 if (!fgets(line, 256, f))
 448                         break;
 449                 if (!strcmp(line, "end\n"))
 450                         break;
 451
 452                 int service_id=-1, dvb_namespace, transport_stream_id=-1, original_network_id=-1, service_type=-1, service_number=-1;
 453                 sscanf(line, "%x:%x:%x:%x:%d:%d", &service_id, &dvb_namespace, &transport_stream_id, &original_network_id, &service_type, &service_number);
 454                 if (service_number == -1)
 455                         continue;
 456                 ePtr<eDVBService> s = new eDVBService;
 457                 eServiceReferenceDVB ref =
 458                                                 eServiceReferenceDVB(
 459                                                 eDVBNamespace(dvb_namespace),
 460                                                 eTransportStreamID(transport_stream_id),
 461                                                 eOriginalNetworkID(original_network_id),
 462                                                 eServiceID(service_id),
 463                                                 service_type);
 464                 count++;
 465                 fgets(line, 256, f);
 466                 if (strlen(line))
 467                         line[strlen(line)-1]=0;
 468
 469                 s->m_service_name = line;
 470                 s->genSortName();
 471
 472                 fgets(line, 256, f);
 473                 if (strlen(line))
 474                         line[strlen(line)-1]=0;
 475                 if (line[1]!=':')       // old ... (only service_provider)
 476                         s->m_provider_name=line;
 477                 else
 478                         parseServiceData(s, line);
 479                 addService(ref, s);
 480         }
 481
 482         eDebug("loaded %d services", count);
 483
 484         fclose(f);
 485 }
 486
 487 void eDVBDB::saveServicelist(const char *file)
 488 {
 489         eDebug("---- saving lame channel db");
 490         FILE *f=fopen(file, "w");
 491         int channels=0, services=0;
 492         if (!f)
 493                 eFatal("couldn't save lame channel db!");
 494         fprintf(f, "eDVB services /4/\n");
 495         fprintf(f, "transponders\n");
 496         for (std::map<eDVBChannelID, channel>::const_iterator i(m_channels.begin());
 497                         i != m_channels.end(); ++i)
 498         {
 499                 const eDVBChannelID &chid = i->first;
 500                 const channel &ch = i->second;
 501
 502                 fprintf(f, "%08x:%04x:%04x\n", chid.dvbnamespace.get(),
 503                                 chid.transport_stream_id.get(), chid.original_network_id.get());
 504                 eDVBFrontendParametersSatellite sat;
 505                 eDVBFrontendParametersTerrestrial ter;
 506                 eDVBFrontendParametersCable cab;
 507                 unsigned int flags;  // flagOnlyFree yet..
 508                 ch.m_frontendParameters->getFlags(flags);
 509                 if (!ch.m_frontendParameters->getDVBS(sat))
 510                 {
 511                         if (sat.system == eDVBFrontendParametersSatellite::System_DVB_S2)
 512                         {
 513                                 fprintf(f, "\ts %d:%d:%d:%d:%d:%d:%d:%d:%d:%d:%d\n",
 514                                         sat.frequency, sat.symbol_rate,
 515                                         sat.polarisation, sat.fec,
 516                                         sat.orbital_position > 1800 ? sat.orbital_position - 3600 : sat.orbital_position,
 517                                         sat.inversion,
 518                                         flags,
 519                                         sat.system,
 520                                         sat.modulation,
 521                                         sat.rolloff,
 522                                         sat.pilot);
 523                         }
 524                         else
 525                         {
 526                                 fprintf(f, "\ts %d:%d:%d:%d:%d:%d:%d\n",
 527                                         sat.frequency, sat.symbol_rate,
 528                                         sat.polarisation, sat.fec,
 529                                         sat.orbital_position > 1800 ? sat.orbital_position - 3600 : sat.orbital_position,
 530                                         sat.inversion, flags);
 531                         }
 532                 }
 533                 else if (!ch.m_frontendParameters->getDVBT(ter))
 534                 {
 535                         fprintf(f, "\tt %d:%d:%d:%d:%d:%d:%d:%d:%d:%d\n",
 536                                 ter.frequency, ter.bandwidth, ter.code_rate_HP,
 537                                 ter.code_rate_LP, ter.modulation, ter.transmission_mode,
 538                                 ter.guard_interval, ter.hierarchy, ter.inversion, flags);
 539                 }
 540                 else if (!ch.m_frontendParameters->getDVBC(cab))
 541                 {
 542                         fprintf(f, "\tc %d:%d:%d:%d:%d:%d\n",
 543                                 cab.frequency, cab.symbol_rate, cab.inversion, cab.modulation, cab.fec_inner, flags);
 544                 }
 545                 fprintf(f, "/\n");
 546                 channels++;
 547         }
 548         fprintf(f, "end\nservices\n");
 549
 550         for (std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator i(m_services.begin());
 551                 i != m_services.end(); ++i)
 552         {
 553                 const eServiceReferenceDVB &s = i->first;
 554                 fprintf(f, "%04x:%08x:%04x:%04x:%d:%d\n",
 555                                 s.getServiceID().get(), s.getDVBNamespace().get(),
 556                                 s.getTransportStreamID().get(),s.getOriginalNetworkID().get(),
 557                                 s.getServiceType(),
 558                                 0);
 559
 560                 fprintf(f, "%s\n", i->second->m_service_name.c_str());
 561
 562                 fprintf(f, "p:%s", i->second->m_provider_name.c_str());
 563
 564                 // write cached pids
 565                 for (int x=0; x < eDVBService::cacheMax; ++x)
 566                 {
 567                         int entry = i->second->getCacheEntry((eDVBService::cacheID)x);
 568                         if (entry != -1)
 569                                 fprintf(f, ",c:%02d%04x", x, entry);
 570                 }
 571
 572                 // write cached ca pids
 573                 for (CAID_LIST::const_iterator ca(i->second->m_ca.begin());
 574                         ca != i->second->m_ca.end(); ++ca)
 575                         fprintf(f, ",C:%04x", *ca);
 576
 577                 if (i->second->m_flags)
 578                         fprintf(f, ",f:%x", i->second->m_flags);
 579
 580                 fprintf(f, "\n");
 581                 services++;
 582         }
 583         fprintf(f, "end\nHave a lot of bugs!\n");
 584         eDebug("saved %d channels and %d services!", channels, services);
 585         fclose(f);
 586 }
 587
 588 void eDVBDB::saveServicelist()
 589 {
 590         saveServicelist(eEnv::resolve("${sysconfdir}/enigma2/lamedb").c_str());
 591 }
 592
 593 void eDVBDB::loadBouquet(const char *path)
 594 {
 595         std::string bouquet_name = path;
 596         if (!bouquet_name.length())
 597         {
 598                 eDebug("Bouquet load failed.. no path given..");
 599                 return;
 600         }
 601         size_t pos = bouquet_name.rfind('/');
 602         if ( pos != std::string::npos )
 603                 bouquet_name.erase(0, pos+1);
 604         if (bouquet_name.empty())
 605         {
 606                 eDebug("Bouquet load failed.. no filename given..");
 607                 return;
 608         }
 609         eBouquet &bouquet = m_bouquets[bouquet_name];
 610         bouquet.m_filename = bouquet_name;
 611         std::list<eServiceReference> &list = bouquet.m_services;
 612         list.clear();
 613
 614         std::string p = eEnv::resolve("${sysconfdir}/enigma2/");
 615         p+=path;
 616         eDebug("loading bouquet... %s", p.c_str());
 617         FILE *fp=fopen(p.c_str(), "rt");
 618         if (!fp)
 619         {
 620                 eDebug("can't open %s: %m", p.c_str());
 621                 if (!strcmp(path, "bouquets.tv"))
 622                 {
 623                         eDebug("recreate bouquets.tv");
 624                         bouquet.m_bouquet_name="Bouquets (TV)";
 625                         bouquet.flushChanges();
 626                 }
 627                 else if (!strcmp(path, "bouquets.radio"))
 628                 {
 629                         eDebug("recreate bouquets.radio");
 630                         bouquet.m_bouquet_name="Bouquets (Radio)";
 631                         bouquet.flushChanges();
 632                 }
 633                 return;
 634         }
 635         int entries=0;
 636         char line[256];
 637         bool read_descr=false;
 638         eServiceReference *e = NULL;
 639         while (1)
 640         {
 641                 if (!fgets(line, 256, fp))
 642                         break;
 643                 line[strlen(line)-1]=0;
 644                 if (strlen(line) && line[strlen(line)-1]=='\r')
 645                         line[strlen(line)-1]=0;
 646                 if (!line[0])
 647                         break;
 648                 if (line[0]=='#')
 649                 {
 650                         if (!strncmp(line, "#SERVICE", 8))
 651                         {
 652                                 int offs = line[8] == ':' ? 10 : 9;
 653                                 eServiceReference tmp(line+offs);
 654                                 if (tmp.type != eServiceReference::idDVB)
 655                                 {
 656                                         eDebug("only DVB Bouquets supported");
 657                                         continue;
 658                                 }
 659                                 if ( tmp.flags&eServiceReference::canDescent )
 660                                 {
 661                                         size_t pos = tmp.path.rfind('/');
 662                                         char buf[256];
 663                                         std::string path = tmp.path;
 664                                         if ( pos != std::string::npos )
 665                                                 path.erase(0, pos+1);
 666                                         if (path.empty())
 667                                         {
 668                                                 eDebug("Bouquet load failed.. no filename given..");
 669                                                 continue;
 670                                         }
 671                                         pos = path.find("FROM BOUQUET ");
 672                                         if (pos != std::string::npos)
 673                                         {
 674                                                 char endchr = path[pos+13];
 675                                                 if (endchr != '"')
 676                                                 {
 677                                                         eDebug("ignore invalid bouquet '%s' (only \" are allowed)",
 678                                                                 tmp.toString().c_str());
 679                                                         continue;
 680                                                 }
 681                                                 char *beg = &path[pos+14];
 682                                                 char *end = strchr(beg, endchr);
 683                                                 path.assign(beg, end - beg);
 684                                         }
 685                                         else
 686                                         {
 687                                                 snprintf(buf, 256, "FROM BOUQUET \"%s\" ORDER BY bouquet", path.c_str());
 688                                                 tmp.path = buf;
 689                                         }
 690                                         loadBouquet(path.c_str());
 691                                 }
 692                                 list.push_back(tmp);
 693                                 e = &list.back();
 694                                 read_descr=true;
 695                                 ++entries;
 696                         }
 697                         else if (read_descr && !strncmp(line, "#DESCRIPTION", 12))
 698                         {
 699                                 int offs = line[12] == ':' ? 14 : 13;
 700                                 e->name = line+offs;
 701                                 read_descr=false;
 702                         }
 703                         else if (!strncmp(line, "#NAME ", 6))
 704                                 bouquet.m_bouquet_name=line+6;
 705                         continue;
 706                 }
 707         }
 708         fclose(fp);
 709         eDebug("%d entries in Bouquet %s", entries, bouquet_name.c_str());
 710 }
 711
 712 void eDVBDB::reloadBouquets()
 713 {
 714         m_bouquets.clear();
 715         loadBouquet("bouquets.tv");
 716         loadBouquet("bouquets.radio");
 717 // create default bouquets when missing
 718         if ( m_bouquets.find("userbouquet.favourites.tv") == m_bouquets.end() )
 719         {
 720                 eBouquet &b = m_bouquets["userbouquet.favourites.tv"];
 721                 b.m_filename = "userbouquet.favourites.tv";
 722                 b.m_bouquet_name = "Favourites (TV)";
 723                 b.flushChanges();
 724                 eServiceReference ref;
 725                 memset(ref.data, 0, sizeof(ref.data));
 726                 ref.type=1;
 727                 ref.flags=7;
 728                 ref.data[0]=1;
 729                 ref.path="FROM BOUQUET \"userbouquet.favourites.tv\" ORDER BY bouquet";
 730                 eBouquet &parent = m_bouquets["bouquets.tv"];
 731                 parent.m_services.push_back(ref);
 732                 parent.flushChanges();
 733         }
 734         if ( m_bouquets.find("userbouquet.favourites.radio") == m_bouquets.end() )
 735         {
 736                 eBouquet &b = m_bouquets["userbouquet.favourites.radio"];
 737                 b.m_filename = "userbouquet.favourites.radio";
 738                 b.m_bouquet_name = "Favourites (Radio)";
 739                 b.flushChanges();
 740                 eServiceReference ref;
 741                 memset(ref.data, 0, sizeof(ref.data));
 742                 ref.type=1;
 743                 ref.flags=7;
 744                 ref.data[0]=2;
 745                 ref.path="FROM BOUQUET \"userbouquet.favourites.radio\" ORDER BY bouquet";
 746                 eBouquet &parent = m_bouquets["bouquets.radio"];
 747                 parent.m_services.push_back(ref);
 748                 parent.flushChanges();
 749         }
 750 }
 751
 752 eDVBDB *eDVBDB::instance;
 753
 754 using namespace xmlcc;
 755
 756 eDVBDB::eDVBDB()
 757 {
 758         instance = this;
 759         reloadServicelist();
 760 }
 761
 762 PyObject *eDVBDB::readSatellites(ePyObject sat_list, ePyObject sat_dict, ePyObject tp_dict)
 763 {
 764         if (!PyDict_Check(tp_dict)) {
 765                 PyErr_SetString(PyExc_StandardError,
 766                         "type error");
 767                         eDebug("arg 2 is not a python dict");
 768                 return NULL;
 769         }
 770         else if (!PyDict_Check(sat_dict))
 771         {
 772                 PyErr_SetString(PyExc_StandardError,
 773                         "type error");
 774                         eDebug("arg 1 is not a python dict");
 775                 return NULL;
 776         }
 777         else if (!PyList_Check(sat_list))
 778         {
 779                 PyErr_SetString(PyExc_StandardError,
 780                         "type error");
 781                         eDebug("arg 0 is not a python list");
 782                 return NULL;
 783         }
 784         XMLTree tree;
 785         tree.setFilename("/etc/tuxbox/satellites.xml");
 786         tree.read();
 787         Element *root = tree.getRoot();
 788         if (!root)
 789         {
 790                 eDebug("couldn't open /etc/tuxbox/satellites.xml!!");
 791                 Py_INCREF(Py_False);
 792                 return Py_False;
 793         }
 794         int tmp, *dest = NULL,
 795                 modulation, system, freq, sr, pol, fec, inv, pilot, rolloff, tsid, onid;
 796         char *end_ptr;
 797         const Attribute *at;
 798         std::string name;
 799         const ElementList &root_elements = root->getElementList();
 800         for (ElementConstIterator it(root_elements.begin()); it != root_elements.end(); ++it)
 801         {
 802 //              eDebug("element: %s", (*it)->name().c_str());
 803                 const Element *el = *it;
 804                 const ElementList &sat_elements = el->getElementList();
 805                 const AttributeList &sat_attributes = el->getAttributeList();
 806                 ePyObject sat_name;
 807                 ePyObject sat_pos;
 808                 ePyObject sat_flags;
 809                 for (AttributeConstIterator it(sat_attributes.begin()); it != sat_attributes.end(); ++it)
 810                 {
 811 //                      eDebug("\tattr: %s", at->name().c_str());
 812                         at = *it;
 813                         name = at->name();
 814                         if (name == "name")
 815                                 sat_name = PyString_FromString(at->value().c_str());
 816                         else if (name == "flags")
 817                         {
 818                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
 819                                 if (!*end_ptr)
 820                                         sat_flags = PyInt_FromLong(tmp);
 821                         }
 822                         else if (name == "position")
 823                         {
 824                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
 825                                 if (!*end_ptr)
 826                                 {
 827                                         if (tmp < 0)
 828                                                 tmp = 3600 + tmp;
 829                                         sat_pos = PyInt_FromLong(tmp);
 830                                 }
 831                         }
 832                 }
 833                 if (sat_pos && sat_name)
 834                 {
 835                         ePyObject tplist = PyList_New(0);
 836                         ePyObject tuple = PyTuple_New(3);
 837                         if (!sat_flags)
 838                                 sat_flags = PyInt_FromLong(0);
 839                         PyTuple_SET_ITEM(tuple, 0, sat_pos);
 840                         PyTuple_SET_ITEM(tuple, 1, sat_name);
 841                         PyTuple_SET_ITEM(tuple, 2, sat_flags);
 842                         PyList_Append(sat_list, tuple);
 843                         Py_DECREF(tuple);
 844                         PyDict_SetItem(sat_dict, sat_pos, sat_name);
 845                         PyDict_SetItem(tp_dict, sat_pos, tplist);
 846                         for (ElementConstIterator it(sat_elements.begin()); it != sat_elements.end(); ++it)
 847                         {
 848                                 //eDebug("\telement: %s", (*it)->name().c_str());
 849                                 const AttributeList &tp_attributes = (*it)->getAttributeList();
 850                                 AttributeConstIterator end = tp_attributes.end();
 851                                 modulation = eDVBFrontendParametersSatellite::Modulation_QPSK;
 852                                 system = eDVBFrontendParametersSatellite::System_DVB_S;
 853                                 freq = 0;
 854                                 sr = 0;
 855                                 pol = -1;
 856                                 fec = eDVBFrontendParametersSatellite::FEC_Auto;
 857                                 inv = eDVBFrontendParametersSatellite::Inversion_Unknown;
 858                                 pilot = eDVBFrontendParametersSatellite::Pilot_Unknown;
 859                                 rolloff = eDVBFrontendParametersSatellite::RollOff_alpha_0_35;
 860                                 tsid = -1;
 861                                 onid = -1;
 862
 863                                 for (AttributeConstIterator it(tp_attributes.begin()); it != end; ++it)
 864                                 {
 865                                         at = *it;
 866                                         //eDebug("\t\tattr: %s", at->name().c_str());
 867                                         name = at->name();
 868                                         if (name == "modulation") dest = &modulation;
 869                                         else if (name == "system") dest = &system;
 870                                         else if (name == "frequency") dest = &freq;
 871                                         else if (name == "symbol_rate") dest = &sr;
 872                                         else if (name == "polarization") dest = &pol;
 873                                         else if (name == "fec_inner") dest = &fec;
 874                                         else if (name == "inversion") dest = &inv;
 875                                         else if (name == "rolloff") dest = &rolloff;
 876                                         else if (name == "pilot") dest = &pilot;
 877                                         else if (name == "tsid") dest = &tsid;
 878                                         else if (name == "onid") dest = &onid;
 879                                         else continue;
 880                                         if (dest)
 881                                         {
 882                                                 //eDebug("\t\t\tvalue: %s", at->value().c_str());
 883                                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
 884                                                 if (!*end_ptr)
 885                                                         *dest = tmp;
 886                                         }
 887                                 }
 888                                 if (freq && sr && pol != -1)
 889                                 {
 890                                         tuple = PyTuple_New(12);
 891                                         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(0));
 892                                         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(freq));
 893                                         PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(sr));
 894                                         PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(pol));
 895                                         PyTuple_SET_ITEM(tuple, 4, PyInt_FromLong(fec));
 896                                         PyTuple_SET_ITEM(tuple, 5, PyInt_FromLong(system));
 897                                         PyTuple_SET_ITEM(tuple, 6, PyInt_FromLong(modulation));
 898                                         PyTuple_SET_ITEM(tuple, 7, PyInt_FromLong(inv));
 899                                         PyTuple_SET_ITEM(tuple, 8, PyInt_FromLong(rolloff));
 900                                         PyTuple_SET_ITEM(tuple, 9, PyInt_FromLong(pilot));
 901                                         PyTuple_SET_ITEM(tuple, 10, PyInt_FromLong(tsid));
 902                                         PyTuple_SET_ITEM(tuple, 11, PyInt_FromLong(onid));
 903                                         PyList_Append(tplist, tuple);
 904                                         Py_DECREF(tuple);
 905                                 }
 906                         }
 907                         Py_DECREF(tplist);
 908                 }
 909                 else
 910                 {
 911                         if (sat_pos)
 912                                 Py_DECREF(sat_pos);
 913                         if (sat_name)
 914                                 Py_DECREF(sat_name);
 915                         if (sat_flags)
 916                                 Py_DECREF(sat_flags);
 917                 }
 918         }
 919         Py_INCREF(Py_True);
 920         return Py_True;
 921 }
 922
 923 PyObject *eDVBDB::readCables(ePyObject cab_list, ePyObject tp_dict)
 924 {
 925         if (!PyDict_Check(tp_dict)) {
 926                 PyErr_SetString(PyExc_StandardError,
 927                         "type error");
 928                         eDebug("arg 1 is not a python dict");
 929                 return NULL;
 930         }
 931         else if (!PyList_Check(cab_list))
 932         {
 933                 PyErr_SetString(PyExc_StandardError,
 934                         "type error");
 935                         eDebug("arg 0 is not a python list");
 936                 return NULL;
 937         }
 938         XMLTree tree;
 939         tree.setFilename("/etc/tuxbox/cables.xml");
 940         tree.read();
 941         Element *root = tree.getRoot();
 942         if (!root)
 943         {
 944                 eDebug("couldn't open /etc/tuxbox/cables.xml!!");
 945                 Py_INCREF(Py_False);
 946                 return Py_False;
 947         }
 948         const Attribute *at;
 949         int tmp, *dest,
 950                 modulation, fec, freq, sr;
 951         std::string name;
 952         char *end_ptr;
 953         const ElementList &root_elements = root->getElementList();
 954         for (ElementConstIterator it(root_elements.begin()); it != root_elements.end(); ++it)
 955         {
 956 //              eDebug("element: %s", el->name().c_str());
 957                 const Element *el = *it;
 958                 const ElementList &cab_elements = el->getElementList();
 959                 const AttributeList &cab_attributes = el->getAttributeList();
 960                 ePyObject cab_name;
 961                 ePyObject cab_flags;
 962                 for (AttributeConstIterator it(cab_attributes.begin()); it != cab_attributes.end(); ++it)
 963                 {
 964 //                      eDebug("\tattr: %s", at->name().c_str());
 965                         at = *it;
 966                         name = at->name();
 967                         if (name == "name")
 968                                 cab_name = PyString_FromString(at->value().c_str());
 969                         else if (name == "flags")
 970                         {
 971                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
 972                                 if (!*end_ptr)
 973                                         cab_flags = PyInt_FromLong(tmp);
 974                         }
 975                 }
 976                 if (cab_name)
 977                 {
 978                         ePyObject tplist = PyList_New(0);
 979                         ePyObject tuple = PyTuple_New(2);
 980                         if (!cab_flags)
 981                                 cab_flags = PyInt_FromLong(0);
 982                         PyTuple_SET_ITEM(tuple, 0, cab_name);
 983                         PyTuple_SET_ITEM(tuple, 1, cab_flags);
 984                         PyList_Append(cab_list, tuple);
 985                         Py_DECREF(tuple);
 986                         PyDict_SetItem(tp_dict, cab_name, tplist);
 987                         for (ElementConstIterator it(cab_elements.begin()); it != cab_elements.end(); ++it)
 988                         {
 989 //                              eDebug("\telement: %s", (*it)->name().c_str());
 990                                 const AttributeList &tp_attributes = (*it)->getAttributeList();
 991                                 AttributeConstIterator end = tp_attributes.end();
 992                                 modulation = eDVBFrontendParametersCable::Modulation_QAM64;
 993                                 fec = eDVBFrontendParametersCable::FEC_Auto;
 994                                 freq = 0;
 995                                 sr = 0;
 996                                 for (AttributeConstIterator it(tp_attributes.begin()); it != end; ++it)
 997                                 {
 998 //                                      eDebug("\t\tattr: %s", at->name().c_str());
 999                                         at = *it;
1000                                         dest = 0;
1001                                         name = at->name();
1002                                         if (name == "modulation") dest = &modulation;
1003                                         else if (name == "frequency") dest = &freq;
1004                                         else if (name == "symbol_rate") dest = &sr;
1005                                         else if (name == "fec_inner") dest = &fec;
1006                                         else continue;
1007                                         if (dest)
1008                                         {
1009                                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
1010                                                 if (!*end_ptr)
1011                                                         *dest = tmp;
1012                                         }
1013                                 }
1014                                 if (freq && sr)
1015                                 {
1016                                         while (freq > 999999)
1017                                                 freq /= 10;
1018                                         tuple = PyTuple_New(5);
1019                                         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(1));
1020                                         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(freq));
1021                                         PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(sr));
1022                                         PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(modulation));
1023                                         PyTuple_SET_ITEM(tuple, 4, PyInt_FromLong(fec));
1024                                         PyList_Append(tplist, tuple);
1025                                         Py_DECREF(tuple);
1026                                 }
1027                         }
1028                         Py_DECREF(tplist);
1029                 }
1030                 else if (cab_flags)
1031                         Py_DECREF(cab_flags);
1032         }
1033         Py_INCREF(Py_True);
1034         return Py_True;
1035 }
1036
1037 PyObject *eDVBDB::readTerrestrials(ePyObject ter_list, ePyObject tp_dict)
1038 {
1039         if (!PyDict_Check(tp_dict)) {
1040                 PyErr_SetString(PyExc_StandardError,
1041                         "type error");
1042                         eDebug("arg 1 is not a python dict");
1043                 return NULL;
1044         }
1045         else if (!PyList_Check(ter_list))
1046         {
1047                 PyErr_SetString(PyExc_StandardError,
1048                         "type error");
1049                         eDebug("arg 0 is not a python list");
1050                 return NULL;
1051         }
1052         XMLTree tree;
1053         tree.setFilename("/etc/tuxbox/terrestrial.xml");
1054         tree.read();
1055         Element *root = tree.getRoot();
1056         if (!root)
1057         {
1058                 eDebug("couldn't open /etc/tuxbox/terrestrial.xml!!");
1059                 Py_INCREF(Py_False);
1060                 return Py_False;
1061         }
1062         const Attribute *at;
1063         std::string name;
1064         int tmp, *dest,
1065                 freq, bw, constellation, crh = 5, crl = 5, guard = 4, transm, hierarchy, inv = 2;
1066         char *end_ptr;
1067         const ElementList &root_elements = root->getElementList();
1068         for (ElementConstIterator it(root_elements.begin()); it != root_elements.end(); ++it)
1069         {
1070 //              eDebug("element: %s", el->name().c_str());
1071                 const Element *el = *it;
1072                 const ElementList &ter_elements = el->getElementList();
1073                 const AttributeList &ter_attributes = el->getAttributeList();
1074                 ePyObject ter_name;
1075                 ePyObject ter_flags;
1076                 for (AttributeConstIterator it(ter_attributes.begin()); it != ter_attributes.end(); ++it)
1077                 {
1078 //                      eDebug("\tattr: %s", at->name().c_str());
1079                         at = *it;
1080                         name = at->name();
1081                         if (name == "name")
1082                                 ter_name = PyString_FromString(at->value().c_str());
1083                         else if (name == "flags")
1084                         {
1085                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
1086                                 if (!*end_ptr)
1087                                         ter_flags = PyInt_FromLong(tmp);
1088                         }
1089                 }
1090                 if (ter_name)
1091                 {
1092                         ePyObject tplist = PyList_New(0);
1093                         ePyObject tuple = PyTuple_New(2);
1094                         if (!ter_flags)
1095                                 ter_flags = PyInt_FromLong(0);
1096                         PyTuple_SET_ITEM(tuple, 0, ter_name);
1097                         PyTuple_SET_ITEM(tuple, 1, ter_flags);
1098                         PyList_Append(ter_list, tuple);
1099                         Py_DECREF(tuple);
1100                         PyDict_SetItem(tp_dict, ter_name, tplist);
1101                         for (ElementConstIterator it(ter_elements.begin()); it != ter_elements.end(); ++it)
1102                         {
1103 //                              eDebug("\telement: %s", (*it)->name().c_str());
1104                                 const AttributeList &tp_attributes = (*it)->getAttributeList();
1105                                 AttributeConstIterator end = tp_attributes.end();
1106                                 freq = 0;
1107                                 bw = eDVBFrontendParametersTerrestrial::Bandwidth_Auto;
1108                                 constellation = eDVBFrontendParametersTerrestrial::Modulation_Auto;
1109                                 crh = eDVBFrontendParametersTerrestrial::FEC_Auto;
1110                                 crl = eDVBFrontendParametersTerrestrial::FEC_Auto;
1111                                 guard = eDVBFrontendParametersTerrestrial::GuardInterval_Auto;
1112                                 transm = eDVBFrontendParametersTerrestrial::TransmissionMode_Auto;
1113                                 hierarchy = eDVBFrontendParametersTerrestrial::Hierarchy_Auto;
1114                                 inv = eDVBFrontendParametersTerrestrial::Inversion_Unknown;
1115                                 for (AttributeConstIterator it(tp_attributes.begin()); it != end; ++it)
1116                                 {
1117 //                                      eDebug("\t\tattr: %s", at->name().c_str());
1118                                         at = *it;
1119                                         dest = 0;
1120                                         name = at->name();
1121                                         if (name == "centre_frequency") dest = &freq;
1122                                         else if (name == "bandwidth") dest = &bw;
1123                                         else if (name == "constellation") dest = &constellation;
1124                                         else if (name == "code_rate_hp") dest = &crh;
1125                                         else if (name == "code_rate_lp") dest = &crl;
1126                                         else if (name == "guard_interval") dest = &guard;
1127                                         else if (name == "transmission_mode") dest = &transm;
1128                                         else if (name == "hierarchy_information") dest = &hierarchy;
1129                                         else if (name == "inversion") dest = &inv;
1130                                         else continue;
1131                                         if (dest)
1132                                         {
1133                                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
1134                                                 if (!*end_ptr)
1135                                                         *dest = tmp;
1136                                         }
1137                                 }
1138                                 if (freq)
1139                                 {
1140                                         if (crh > 5) // our terrestrial.xml is buggy... 6 for AUTO
1141                                                 crh = 5;
1142                                         if (crl > 5) // our terrestrial.xml is buggy... 6 for AUTO
1143                                                 crl = 5;
1144                                         tuple = PyTuple_New(10);
1145                                         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(2));
1146                                         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(freq));
1147                                         PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(bw));
1148                                         PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(constellation));
1149                                         PyTuple_SET_ITEM(tuple, 4, PyInt_FromLong(crh));
1150                                         PyTuple_SET_ITEM(tuple, 5, PyInt_FromLong(crl));
1151                                         PyTuple_SET_ITEM(tuple, 6, PyInt_FromLong(guard));
1152                                         PyTuple_SET_ITEM(tuple, 7, PyInt_FromLong(transm));
1153                                         PyTuple_SET_ITEM(tuple, 8, PyInt_FromLong(hierarchy));
1154                                         PyTuple_SET_ITEM(tuple, 9, PyInt_FromLong(inv));
1155                                         PyList_Append(tplist, tuple);
1156                                         Py_DECREF(tuple);
1157                                 }
1158                         }
1159                         Py_DECREF(tplist);
1160                 }
1161                 else if (ter_flags)
1162                         Py_DECREF(ter_flags);
1163         }
1164         Py_INCREF(Py_True);
1165         return Py_True;
1166 }
1167
1168 eDVBDB::~eDVBDB()
1169 {
1170         instance=NULL;
1171 }
1172
1173 RESULT eDVBDB::removeService(const eServiceReference &ref)
1174 {
1175         if (ref.type == eServiceReference::idDVB)
1176         {
1177                 eServiceReferenceDVB &service = (eServiceReferenceDVB&)ref;
1178                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_services.find(service));
1179                 if (it != m_services.end())
1180                 {
1181                         m_services.erase(it);
1182                         return 0;
1183                 }
1184         }
1185         return -1;
1186 }
1187
1188 RESULT eDVBDB::removeServices(int dvb_namespace, int tsid, int onid, unsigned int orb_pos)
1189 {
1190         return removeServices(eDVBChannelID(eDVBNamespace(dvb_namespace), eTransportStreamID(tsid), eOriginalNetworkID(onid)), orb_pos);
1191 }
1192
1193 RESULT eDVBDB::removeServices(eDVBChannelID chid, unsigned int orbpos)
1194 {
1195         RESULT ret=-1;
1196         eDVBNamespace eNs;
1197         eTransportStreamID eTsid;
1198         eOriginalNetworkID eOnid;
1199         std::map<eDVBChannelID, channel>::iterator it(m_channels.begin());
1200         std::set<eDVBChannelID> removed_chids;
1201         while (it != m_channels.end())
1202         {
1203                 const eDVBChannelID &ch = it->first;
1204                 bool remove=true;
1205                 int system;
1206                 it->second.m_frontendParameters->getSystem(system);
1207                 if ( system == iDVBFrontend::feSatellite )
1208                 {
1209                         eDVBFrontendParametersSatellite sat;
1210                         it->second.m_frontendParameters->getDVBS(sat);
1211                         if ((unsigned int)sat.orbital_position != orbpos)
1212                                 remove=false;
1213                 }
1214                 if ( remove && chid.dvbnamespace != eNs ) // namespace given?
1215                 {
1216                         if ( system == iDVBFrontend::feCable && chid.dvbnamespace.get() == (int)0xFFFF0000 )
1217                                 ;
1218                         else if ( system == iDVBFrontend::feTerrestrial && chid.dvbnamespace.get() == (int)0xEEEE0000 )
1219                                 ;
1220                         else if ( chid.dvbnamespace != ch.dvbnamespace )
1221                                 remove=false;
1222                 }
1223                 else if ( system == iDVBFrontend::feCable || system == iDVBFrontend::feTerrestrial )
1224                         remove=false;
1225                 if ( remove && chid.original_network_id != eOnid && chid.original_network_id != ch.original_network_id )
1226                         remove=false;
1227                 if ( remove && chid.transport_stream_id != eTsid && chid.transport_stream_id != ch.transport_stream_id )
1228                         remove=false;
1229                 if ( remove )
1230                 {
1231                         eDebug("remove %08x %04x %04x",
1232                                 ch.dvbnamespace.get(),
1233                                 ch.original_network_id.get(),
1234                                 ch.transport_stream_id.get());
1235                         removed_chids.insert(it->first);
1236                         m_channels.erase(it++);
1237                 }
1238                 else
1239                         ++it;
1240         }
1241         if (!removed_chids.empty())
1242         {
1243                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator service(m_services.begin());
1244                 while(service != m_services.end())
1245                 {
1246                         eDVBChannelID chid;
1247                         service->first.getChannelID(chid);
1248                         std::set<eDVBChannelID>::iterator it(removed_chids.find(chid));
1249                         if (it != removed_chids.end())
1250                                 m_services.erase(service++);
1251                         else
1252                                 ++service;
1253                         ret=0;
1254                 }
1255         }
1256         return ret;
1257 }
1258
1259 RESULT eDVBDB::removeServices(iDVBFrontendParameters *feparm)
1260 {
1261         int ret = -1;
1262         std::set<eDVBChannelID> removed_chids;
1263         std::map<eDVBChannelID, channel>::iterator it(m_channels.begin());
1264         while (it != m_channels.end())
1265         {
1266                 int diff;
1267                 if (!feparm->calculateDifference(&(*it->second.m_frontendParameters), diff, false))
1268                 {
1269                         if (diff < 4000)
1270                         {
1271                                 removed_chids.insert(it->first);
1272                                 m_channels.erase(it++);
1273                         }
1274                         else
1275                                 ++it;
1276                 }
1277                 else
1278                         ++it;
1279         }
1280         if (!removed_chids.empty())
1281         {
1282                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator service(m_services.begin());
1283                 while(service != m_services.end())
1284                 {
1285                         eDVBChannelID chid;
1286                         service->first.getChannelID(chid);
1287                         std::set<eDVBChannelID>::iterator it(removed_chids.find(chid));
1288                         if (it != removed_chids.end())
1289                                 m_services.erase(service++);
1290                         else
1291                                 ++service;
1292                 }
1293                 ret = 0;
1294         }
1295         return ret;
1296 }
1297
1298 RESULT eDVBDB::addFlag(const eServiceReference &ref, unsigned int flagmask)
1299 {
1300         if (ref.type == eServiceReference::idDVB)
1301         {
1302                 eServiceReferenceDVB &service = (eServiceReferenceDVB&)ref;
1303                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_services.find(service));
1304                 if (it != m_services.end())
1305                         it->second->m_flags |= ~flagmask;
1306                 return 0;
1307         }
1308         return -1;
1309 }
1310
1311 RESULT eDVBDB::removeFlag(const eServiceReference &ref, unsigned int flagmask)
1312 {
1313         if (ref.type == eServiceReference::idDVB)
1314         {
1315                 eServiceReferenceDVB &service = (eServiceReferenceDVB&)ref;
1316                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_services.find(service));
1317                 if (it != m_services.end())
1318                         it->second->m_flags &= ~flagmask;
1319                 return 0;
1320         }
1321         return -1;
1322 }
1323
1324 RESULT eDVBDB::removeFlags(unsigned int flagmask, int dvb_namespace, int tsid, int onid, unsigned int orb_pos)
1325 {
1326         return removeFlags(flagmask, eDVBChannelID(eDVBNamespace(dvb_namespace), eTransportStreamID(tsid), eOriginalNetworkID(onid)), orb_pos);
1327 }
1328
1329 RESULT eDVBDB::removeFlags(unsigned int flagmask, eDVBChannelID chid, unsigned int orbpos)
1330 {
1331         eDVBNamespace eNs;
1332         eTransportStreamID eTsid;
1333         eOriginalNetworkID eOnid;
1334         std::map<eDVBChannelID, channel>::iterator it(m_channels.begin());
1335         std::set<eDVBChannelID> removed_chids;
1336         while (it != m_channels.end())
1337         {
1338                 const eDVBChannelID &ch = it->first;
1339                 bool remove=true;
1340                 int system;
1341                 it->second.m_frontendParameters->getSystem(system);
1342                 if ( orbpos != 0xFFFFFFFF && system == iDVBFrontend::feSatellite )
1343                 {
1344                         eDVBFrontendParametersSatellite sat;
1345                         it->second.m_frontendParameters->getDVBS(sat);
1346                         if ((unsigned int)sat.orbital_position != orbpos)
1347                                 remove=false;
1348                 }
1349                 if ( remove && chid.dvbnamespace != eNs )
1350                 {
1351                         if (system == iDVBFrontend::feCable && chid.dvbnamespace.get() == (int)0xFFFF0000)
1352                                 ;
1353                         else if (system == iDVBFrontend::feTerrestrial && chid.dvbnamespace.get() == (int)0xEEEE0000)
1354                                 ;
1355                         else if ( chid.dvbnamespace != ch.dvbnamespace )
1356                                 remove=false;
1357                 }
1358                 if ( remove && chid.original_network_id != eOnid && chid.original_network_id != ch.original_network_id )
1359                         remove=false;
1360                 if ( remove && chid.transport_stream_id != eTsid && chid.transport_stream_id != ch.transport_stream_id )
1361                         remove=false;
1362                 if ( remove )
1363                         removed_chids.insert(it->first);
1364                 ++it;
1365         }
1366         if (!removed_chids.empty())
1367         {
1368                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator service(m_services.begin());
1369                 while(service != m_services.end())
1370                 {
1371                         eDVBChannelID chid;
1372                         service->first.getChannelID(chid);
1373                         std::set<eDVBChannelID>::iterator it(removed_chids.find(chid));
1374                         if (it != removed_chids.end())
1375                                 service->second->m_flags &= ~flagmask;
1376                         ++service;
1377                 }
1378         }
1379         return 0;
1380 }
1381
1382 RESULT eDVBDB::addChannelToList(const eDVBChannelID &id, iDVBFrontendParameters *feparm)
1383 {
1384         channel ch;
1385         std::map<eDVBChannelID, channel>::iterator it = m_channels.find(id);
1386         ASSERT(feparm);
1387         ch.m_frontendParameters = feparm;
1388         if (it != m_channels.end())
1389                 it->second = ch;
1390         else
1391                 m_channels.insert(std::pair<eDVBChannelID, channel>(id, ch));
1392         return 0;
1393 }
1394
1395 RESULT eDVBDB::removeChannel(const eDVBChannelID &id)
1396 {
1397         m_channels.erase(id);
1398         return 0;
1399 }
1400
1401 RESULT eDVBDB::getChannelFrontendData(const eDVBChannelID &id, ePtr<iDVBFrontendParameters> &parm)
1402 {
1403         std::map<eDVBChannelID, channel>::iterator i = m_channels.find(id);
1404         if (i == m_channels.end())
1405         {
1406                 parm = 0;
1407                 return -ENOENT;
1408         }
1409         parm = i->second.m_frontendParameters;
1410         return 0;
1411 }
1412
1413 RESULT eDVBDB::addService(const eServiceReferenceDVB &serviceref, eDVBService *service)
1414 {
1415         std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_services.find(serviceref));
1416         if (it == m_services.end())
1417                 m_services.insert(std::pair<eServiceReferenceDVB, ePtr<eDVBService> >(serviceref, service));
1418         return 0;
1419 }
1420
1421 RESULT eDVBDB::getService(const eServiceReferenceDVB &reference, ePtr<eDVBService> &service)
1422 {
1423         std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator i;
1424         i = m_services.find(reference);
1425         if (i == m_services.end())
1426         {
1427                 service = 0;
1428                 return -ENOENT;
1429         }
1430         service = i->second;
1431         return 0;
1432 }
1433
1434 RESULT eDVBDB::flush()
1435 {
1436         saveServicelist();
1437         return 0;
1438 }
1439
1440 RESULT eDVBDB::getBouquet(const eServiceReference &ref, eBouquet* &bouquet)
1441 {
1442         std::string str = ref.path;
1443         if (str.empty())
1444         {
1445                 eDebug("getBouquet failed.. no path given!");
1446                 return -1;
1447         }
1448         size_t pos = str.find("FROM BOUQUET \"");
1449         if ( pos != std::string::npos )
1450         {
1451                 str.erase(0, pos+14);
1452                 pos = str.find('"');
1453                 if ( pos != std::string::npos )
1454                         str.erase(pos);
1455                 else
1456                         str.clear();
1457         }
1458         if (str.empty())
1459         {
1460                 eDebug("getBouquet failed.. couldn't parse bouquet name");
1461                 return -1;
1462         }
1463         std::map<std::string, eBouquet>::iterator i =
1464                 m_bouquets.find(str);
1465         if (i == m_bouquets.end())
1466         {
1467                 bouquet = 0;
1468                 return -ENOENT;
1469         }
1470         bouquet = &i->second;
1471         return 0;
1472 }
1473
1474 RESULT eDVBDB::startQuery(ePtr<iDVBChannelListQuery> &query, eDVBChannelQuery *q, const eServiceReference &source)
1475 {
1476         if ( source.path.find("FROM") != std::string::npos )
1477         {
1478                 if ( source.path.find("BOUQUET") != std::string::npos )
1479                         query = new eDVBDBBouquetQuery(this, source, q);
1480                 else if ( source.path.find("SATELLITES") != std::string::npos )
1481                         query = new eDVBDBSatellitesQuery(this, source, q);
1482                 else if ( source.path.find("PROVIDERS") != std::string::npos )
1483                         query = new eDVBDBProvidersQuery(this, source, q);
1484                 else
1485                         eFatal("invalid query %s", source.toString().c_str());
1486         }
1487         else
1488                 query = new eDVBDBQuery(this, source, q);
1489         return 0;
1490 }
1491
1492 eServiceReference eDVBDB::searchReference(int tsid, int onid, int sid)
1493 {
1494         eServiceID Sid(sid);
1495         eTransportStreamID Tsid(tsid);
1496         eOriginalNetworkID Onid(onid);
1497         for (std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator sit(m_services.begin());
1498                 sit != m_services.end(); ++sit)
1499         {
1500                 if (sit->first.getTransportStreamID() == Tsid &&
1501                         sit->first.getOriginalNetworkID() == Onid &&
1502                         sit->first.getServiceID() == Sid)
1503                         return sit->first;
1504         }
1505         return eServiceReference();
1506 }
1507
1508 DEFINE_REF(eDVBDBQueryBase);
1509
1510 eDVBDBQueryBase::eDVBDBQueryBase(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1511         :m_db(db), m_query(query), m_source(source)
1512 {
1513 }
1514
1515 int eDVBDBQueryBase::compareLessEqual(const eServiceReferenceDVB &a, const eServiceReferenceDVB &b)
1516 {
1517         ePtr<eDVBService> a_service, b_service;
1518         int sortmode = m_query ? m_query->m_sort : eDVBChannelQuery::tName;
1519
1520         if ((sortmode == eDVBChannelQuery::tName) || (sortmode == eDVBChannelQuery::tProvider))
1521         {
1522                 if (a.name.empty() && m_db->getService(a, a_service))
1523                         return 1;
1524                 if (b.name.empty() && m_db->getService(b, b_service))
1525                         return 1;
1526         }
1527
1528         switch (sortmode)
1529         {
1530         case eDVBChannelQuery::tName:
1531                 if (a_service)
1532                 {
1533                         if (b_service)
1534                                 return a_service->m_service_name_sort < b_service->m_service_name_sort;
1535                         else
1536                         {
1537                                 std::string str = b.name;
1538                                 makeUpper(str);
1539                                 return a_service->m_service_name_sort < str;
1540                         }
1541                 }
1542                 else if (b_service)
1543                 {
1544                         std::string str = a.name;
1545                         makeUpper(str);
1546                         return str < b_service->m_service_name_sort;
1547                 }
1548                 else
1549                 {
1550                         std::string aa = a.name, bb = b.name;
1551                         makeUpper(aa);
1552                         makeUpper(bb);
1553                         return aa < bb;
1554                 }
1555         case eDVBChannelQuery::tProvider:
1556                 return a_service->m_provider_name < b_service->m_provider_name;
1557         case eDVBChannelQuery::tType:
1558                 return a.getServiceType() < b.getServiceType();
1559         case eDVBChannelQuery::tBouquet:
1560                 return 0;
1561         case eDVBChannelQuery::tSatellitePosition:
1562                 return (a.getDVBNamespace().get() >> 16) < (b.getDVBNamespace().get() >> 16);
1563         default:
1564                 return 1;
1565         }
1566         return 0;
1567 }
1568
1569 eDVBDBQuery::eDVBDBQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1570         :eDVBDBQueryBase(db, source, query)
1571 {
1572         m_cursor = m_db->m_services.begin();
1573 }
1574
1575 RESULT eDVBDBQuery::getNextResult(eServiceReferenceDVB &ref)
1576 {
1577         while (m_cursor != m_db->m_services.end())
1578         {
1579                 ePtr<eDVBService> service = m_cursor->second;
1580                 if (service->isHidden())
1581                         ++m_cursor;
1582                 else
1583                 {
1584                         ref = m_cursor->first;
1585
1586                         int res = (!m_query) || service->checkFilter(ref, *m_query);
1587
1588                         ++m_cursor;
1589
1590                         if (res)
1591                                 return 0;
1592                 }
1593         }
1594
1595         ref.type = eServiceReference::idInvalid;
1596
1597         return 1;
1598 }
1599
1600 eDVBDBBouquetQuery::eDVBDBBouquetQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1601         :eDVBDBQueryBase(db, source, query), m_cursor(db->m_bouquets[query->m_bouquet_name].m_services.begin())
1602 {
1603 }
1604
1605 RESULT eDVBDBBouquetQuery::getNextResult(eServiceReferenceDVB &ref)
1606 {
1607         eBouquet &bouquet = m_db->m_bouquets[m_query->m_bouquet_name];
1608         std::list<eServiceReference> &list = bouquet.m_services;
1609         while (m_cursor != list.end())
1610         {
1611                 ref = *((eServiceReferenceDVB*)&(*m_cursor));
1612
1613                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it =
1614                         m_db->m_services.find(ref);
1615
1616                 int res = (!m_query) || it == m_db->m_services.end() || !(it->second->isHidden() && it->second->checkFilter(ref, *m_query));
1617
1618                 ++m_cursor;
1619
1620                 if (res)
1621                         return 0;
1622         }
1623
1624         ref.type = eServiceReference::idInvalid;
1625
1626         return 1;
1627 }
1628
1629 eDVBDBListQuery::eDVBDBListQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1630         :eDVBDBQueryBase(db, source, query), m_cursor(m_list.end())
1631 {
1632 }
1633
1634 RESULT eDVBDBListQuery::getNextResult(eServiceReferenceDVB &ref)
1635 {
1636         if (m_cursor != m_list.end())
1637         {
1638                 ref = *m_cursor++;
1639                 return 0;
1640         }
1641         ref.type = eServiceReference::idInvalid;
1642         return 1;
1643 }
1644
1645 int eDVBDBListQuery::compareLessEqual(const eServiceReferenceDVB &a, const eServiceReferenceDVB &b)
1646 {
1647         if ( m_query->m_sort == eDVBChannelQuery::tSatellitePosition )
1648         {
1649                 int x = (a.getDVBNamespace().get() >> 16);
1650                 int y = (b.getDVBNamespace().get() >> 16);
1651                 if ( x > 1800 )
1652                         x -= 3600;
1653                 if ( y > 1800 )
1654                         y -= 3600;
1655                 return x < y;
1656         }
1657         std::string aa = a.name, bb = b.name;
1658         makeUpper(aa);
1659         makeUpper(bb);
1660         return aa < bb;
1661 }
1662
1663 eDVBDBSatellitesQuery::eDVBDBSatellitesQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1664         :eDVBDBListQuery(db, source, query)
1665 {
1666         std::set<unsigned int> found;
1667         for (std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_db->m_services.begin());
1668                 it != m_db->m_services.end(); ++it)
1669         {
1670                 int res = !it->second->isHidden() && it->second->checkFilter(it->first, *query);
1671                 if (res)
1672                 {
1673                         unsigned int dvbnamespace = it->first.getDVBNamespace().get()&0xFFFF0000;
1674                         if (found.find(dvbnamespace) == found.end())
1675                         {
1676                                 found.insert(dvbnamespace);
1677                                 eServiceReferenceDVB ref;
1678                                 ref.setDVBNamespace(dvbnamespace);
1679                                 ref.flags=eServiceReference::flagDirectory;
1680                                 char buf[128];
1681                                 snprintf(buf, 128, "(satellitePosition == %d) && ", dvbnamespace>>16);
1682
1683                                 ref.path=buf+source.path;
1684                                 unsigned int pos=ref.path.find("FROM");
1685                                 ref.path.erase(pos);
1686                                 ref.path+="ORDER BY name";
1687 //                              eDebug("ref.path now %s", ref.path.c_str());
1688                                 m_list.push_back(ref);
1689
1690                                 ref.path=buf+source.path;
1691                                 pos=ref.path.find("FROM");
1692                                 ref.path.erase(pos+5);
1693                                 ref.path+="PROVIDERS ORDER BY name";
1694 //                              eDebug("ref.path now %s", ref.path.c_str());
1695                                 m_list.push_back(ref);
1696
1697                                 snprintf(buf, 128, "(satellitePosition == %d) && (flags == %d) && ", dvbnamespace>>16, eDVBService::dxNewFound);
1698                                 ref.path=buf+source.path;
1699                                 pos=ref.path.find("FROM");
1700                                 ref.path.erase(pos);
1701                                 ref.path+="ORDER BY name";
1702 //                              eDebug("ref.path now %s", ref.path.c_str());
1703                                 m_list.push_back(ref);
1704                         }
1705                 }
1706         }
1707         m_cursor=m_list.begin();
1708 }
1709
1710 eDVBDBProvidersQuery::eDVBDBProvidersQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1711         :eDVBDBListQuery(db, source, query)
1712 {
1713         std::set<std::string> found;
1714         for (std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_db->m_services.begin());
1715                 it != m_db->m_services.end(); ++it)
1716         {
1717                 int res = !it->second->isHidden() && it->second->checkFilter(it->first, *query);
1718                 if (res)
1719                 {
1720                         const char *provider_name = it->second->m_provider_name.length() ?
1721                                 it->second->m_provider_name.c_str() :
1722                                 "Unknown";
1723                         if (found.find(std::string(provider_name)) == found.end())
1724                         {
1725                                 found.insert(std::string(provider_name));
1726                                 eServiceReferenceDVB ref;
1727                                 char buf[64];
1728                                 ref.name=provider_name;
1729                                 snprintf(buf, 64, "(provider == \"%s\") && ", provider_name);
1730                                 ref.path=buf+source.path;
1731                                 unsigned int pos = ref.path.find("FROM");
1732                                 ref.flags=eServiceReference::flagDirectory;
1733                                 ref.path.erase(pos);
1734                                 ref.path+="ORDER BY name";
1735 //                              eDebug("ref.path now %s", ref.path.c_str());
1736                                 m_list.push_back(ref);
1737                         }
1738                 }
1739         }
1740         m_cursor=m_list.begin();
1741 }
1742
1743 /* (<name|provider|type|bouquet|satpos|chid> <==|...> <"string"|int>)[||,&& (..)] */
1744
1745 static int decodeType(const std::string &type)
1746 {
1747         if (type == "name")
1748                 return eDVBChannelQuery::tName;
1749         else if (type == "provider")
1750                 return eDVBChannelQuery::tProvider;
1751         else if (type == "type")
1752                 return eDVBChannelQuery::tType;
1753         else if (type == "bouquet")
1754                 return eDVBChannelQuery::tBouquet;
1755         else if (type == "satellitePosition")
1756                 return eDVBChannelQuery::tSatellitePosition;
1757         else if (type == "channelID")
1758                 return eDVBChannelQuery::tChannelID;
1759         else if (type == "flags")
1760                 return eDVBChannelQuery::tFlags;
1761         else
1762                 return -1;
1763 }
1764
1765         /* never, NEVER write a parser in C++! */
1766 RESULT parseExpression(ePtr<eDVBChannelQuery> &res, std::list<std::string>::const_iterator begin, std::list<std::string>::const_iterator end)
1767 {
1768         std::list<std::string>::const_iterator end_of_exp;
1769
1770         if (begin == end)
1771                 return 0;
1772
1773         if (*begin == "(")
1774         {
1775                 end_of_exp = begin;
1776                 while (end_of_exp != end)
1777                         if (*end_of_exp == ")")
1778                                 break;
1779                         else
1780                                 ++end_of_exp;
1781
1782                 if (end_of_exp == end)
1783                 {
1784                         eDebug("expression parse: end of expression while searching for closing brace");
1785                         return -1;
1786                 }
1787
1788                 ++begin;
1789                 // begin..end_of_exp
1790                 int r = parseExpression(res, begin, end_of_exp);
1791                 if (r)
1792                         return r;
1793                 ++end_of_exp;
1794
1795                         /* we had only one sub expression */
1796                 if (end_of_exp == end)
1797                 {
1798 //                      eDebug("only one sub expression");
1799                         return 0;
1800                 }
1801
1802                         /* otherwise we have an operator here.. */
1803
1804                 ePtr<eDVBChannelQuery> r2 = res;
1805                 res = new eDVBChannelQuery();
1806                 res->m_sort = 0;
1807                 res->m_p1 = r2;
1808                 res->m_inverse = 0;
1809                 r2 = 0;
1810
1811                 if (*end_of_exp == "||")
1812                         res->m_type = eDVBChannelQuery::tOR;
1813                 else if (*end_of_exp == "&&")
1814                         res->m_type = eDVBChannelQuery::tAND;
1815                 else
1816                 {
1817                         eDebug("found operator %s, but only && and || are allowed!", end_of_exp->c_str());
1818                         res = 0;
1819                         return 1;
1820                 }
1821
1822                 ++end_of_exp;
1823
1824                 return parseExpression(res->m_p2, end_of_exp, end);
1825         }
1826
1827         // "begin" <op> "end"
1828         std::string type, op, val;
1829
1830         res = new eDVBChannelQuery();
1831         res->m_sort = 0;
1832
1833         int cnt = 0;
1834         while (begin != end)
1835         {
1836                 switch (cnt)
1837                 {
1838                 case 0:
1839                         type = *begin;
1840                         break;
1841                 case 1:
1842                         op = *begin;
1843                         break;
1844                 case 2:
1845                         val = *begin;
1846                         break;
1847                 case 3:
1848                         eDebug("malformed query: got '%s', but expected only <type> <op> <val>", begin->c_str());
1849                         return 1;
1850                 }
1851                 ++begin;
1852                 ++cnt;
1853         }
1854
1855         if (cnt != 3)
1856         {
1857                 eDebug("malformed query: missing stuff");
1858                 res = 0;
1859                 return 1;
1860         }
1861
1862         res->m_type = decodeType(type);
1863
1864         if (res->m_type == -1)
1865         {
1866                 eDebug("malformed query: invalid type %s", type.c_str());
1867                 res = 0;
1868                 return 1;
1869         }
1870
1871         if (op == "==")
1872                 res->m_inverse = 0;
1873         else if (op == "!=")
1874                 res->m_inverse = 1;
1875         else
1876         {
1877                 eDebug("invalid operator %s", op.c_str());
1878                 res = 0;
1879                 return 1;
1880         }
1881
1882         res->m_string = val;
1883
1884         if (res->m_type == eDVBChannelQuery::tChannelID)
1885         {
1886                 int ns, tsid, onid;
1887                 if (sscanf(val.c_str(), "%08x%04x%04x", &ns, &tsid, &onid) == 3)
1888                         res->m_channelid = eDVBChannelID(eDVBNamespace(ns), eTransportStreamID(tsid), eOriginalNetworkID(onid));
1889                 else
1890                         eDebug("couldn't parse channelid !! format should be hex NNNNNNNNTTTTOOOO (namespace, tsid, onid)");
1891         }
1892         else
1893                 res->m_int = atoi(val.c_str());
1894
1895         return 0;
1896 }
1897
1898 RESULT eDVBChannelQuery::compile(ePtr<eDVBChannelQuery> &res, std::string query)
1899 {
1900         std::list<std::string> tokens;
1901
1902         std::string current_token;
1903         std::string bouquet_name;
1904
1905 //      eDebug("splitting %s....", query.c_str());
1906         unsigned int i = 0;
1907         const char *splitchars="()";
1908         int quotemode = 0, lastsplit = 0, lastalnum = 0;
1909         while (i <= query.size())
1910         {
1911                 int c = (i < query.size()) ? query[i] : ' ';
1912                 ++i;
1913
1914                 int issplit = !!strchr(splitchars, c);
1915                 int isaln = isalnum(c);
1916                 int iswhite = c == ' ';
1917                 int isquot = c == '\"';
1918
1919                 if (quotemode)
1920                 {
1921                         iswhite = issplit = 0;
1922                         isaln = lastalnum;
1923                 }
1924
1925                 if (issplit || iswhite || isquot || lastsplit || (lastalnum != isaln))
1926                 {
1927                         if (current_token.size())
1928                                 tokens.push_back(current_token);
1929                         current_token.clear();
1930                 }
1931
1932                 if (!(iswhite || isquot))
1933                         current_token += c;
1934
1935                 if (isquot)
1936                         quotemode = !quotemode;
1937                 lastsplit = issplit;
1938                 lastalnum = isaln;
1939         }
1940
1941 //      for (std::list<std::string>::const_iterator a(tokens.begin()); a != tokens.end(); ++a)
1942 //      {
1943 //              printf("%s\n", a->c_str());
1944 //      }
1945
1946         int sort = eDVBChannelQuery::tName;
1947                 /* check for "ORDER BY ..." */
1948
1949         std::list<std::string>::iterator it = tokens.begin();
1950         while (it != tokens.end())
1951         {
1952                 if (*it == "ORDER")
1953                 {
1954                         tokens.erase(it++);
1955                         if (it != tokens.end() && *it == "BY")
1956                         {
1957                                 tokens.erase(it++);
1958                                 sort = decodeType(*it);
1959                                 tokens.erase(it++);
1960                         } else
1961                                 sort = -1;
1962                 }
1963                 else if (*it == "FROM")
1964                 {
1965                         tokens.erase(it++);
1966                         if (it != tokens.end() && *it == "BOUQUET")
1967                         {
1968                                 tokens.erase(it++);
1969                                 bouquet_name = *it;
1970                                 tokens.erase(it++);
1971                         }
1972                         else if (it != tokens.end() && *it == "SATELLITES")
1973                                 tokens.erase(it++);
1974                         else if (it != tokens.end() && *it == "PROVIDERS")
1975                                 tokens.erase(it++);
1976                         else
1977                         {
1978                                 eDebug("FROM unknown %s", (*it).c_str());
1979                                 tokens.erase(it++);
1980                         }
1981                 }
1982                 else
1983                         ++it;
1984         }
1985
1986         if (sort == -1)
1987         {
1988                 eWarning("ORDER BY .. string invalid.");
1989                 res = 0;
1990                 return -1;
1991         }
1992
1993 //      eDebug("sort by %d", sort);
1994
1995                 /* now we recursivly parse that. */
1996         int r = parseExpression(res, tokens.begin(), tokens.end());
1997
1998                 /* we have an empty (but valid!) expression */
1999         if (!r && !res)
2000         {
2001                 res = new eDVBChannelQuery();
2002                 res->m_inverse = 0;
2003                 res->m_type = eDVBChannelQuery::tAny;
2004         }
2005
2006         if (res)
2007         {
2008                 res->m_sort = sort;
2009                 res->m_bouquet_name = bouquet_name;
2010         }
2011
2012 //      eDebug("return: %d", r);
2013         return r;
2014 }
2015
2016 DEFINE_REF(eDVBChannelQuery);