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/eerror.h>
   7 #include <lib/base/estring.h>
   8 #include <xmlccwrap/xmlccwrap.h>
   9 #include <dvbsi++/service_description_section.h>
  10 #include <dvbsi++/descriptor_tag.h>
  11 #include <dvbsi++/service_descriptor.h>
  12 #include <dvbsi++/satellite_delivery_system_descriptor.h>
  13
  14 DEFINE_REF(eDVBService);
  15
  16 RESULT eBouquet::addService(const eServiceReference &ref, eServiceReference before)
  17 {
  18         list::iterator it =
  19                 std::find(m_services.begin(), m_services.end(), ref);
  20         if ( it != m_services.end() )
  21                 return -1;
  22         if (before.valid())
  23         {
  24                 it = std::find(m_services.begin(), m_services.end(), before);
  25                 m_services.insert(it, ref);
  26         }
  27         else
  28                 m_services.push_back(ref);
  29         return 0;
  30 }
  31
  32 RESULT eBouquet::removeService(const eServiceReference &ref)
  33 {
  34         list::iterator it =
  35                 std::find(m_services.begin(), m_services.end(), ref);
  36         if ( it == m_services.end() )
  37                 return -1;
  38         m_services.erase(it);
  39         return 0;
  40 }
  41
  42 RESULT eBouquet::moveService(const eServiceReference &ref, unsigned int pos)
  43 {
  44         if ( pos < 0 || pos >= m_services.size() )
  45                 return -1;
  46         ++pos;
  47         list::iterator source=m_services.end();
  48         list::iterator dest=m_services.end();
  49         bool forward = false;
  50         for (list::iterator it(m_services.begin()); it != m_services.end(); ++it)
  51         {
  52                 if (dest == m_services.end() && !--pos)
  53                         dest = it;
  54                 if (*it == ref)
  55                 {
  56                         source = it;
  57                         forward = pos>0;
  58                 }
  59                 if (dest != m_services.end() && source != m_services.end())
  60                         break;
  61         }
  62         if (dest == m_services.end() || source == m_services.end() || source == dest)
  63                 return -1;
  64         while (source != dest)
  65         {
  66                 if (forward)
  67                         std::iter_swap(source++, source);
  68                 else
  69                         std::iter_swap(source--, source);
  70         }
  71         return 0;
  72 }
  73
  74 RESULT eBouquet::flushChanges()
  75 {
  76         FILE *f=fopen((CONFIGDIR"/enigma2/"+m_filename).c_str(), "w");
  77         if (!f)
  78                 return -1;
  79         if ( fprintf(f, "#NAME %s\r\n", m_bouquet_name.c_str()) < 0 )
  80                 goto err;
  81         for (list::iterator i(m_services.begin()); i != m_services.end(); ++i)
  82         {
  83                 eServiceReference tmp = *i;
  84                 std::string str = tmp.path;
  85                 if ( fprintf(f, "#SERVICE %s\r\n", tmp.toString().c_str()) < 0 )
  86                         goto err;
  87                 if ( i->name.length() )
  88                         if ( fprintf(f, "#DESCRIPTION %s\r\n", i->name.c_str()) < 0 )
  89                                 goto err;
  90         }
  91         fclose(f);
  92         return 0;
  93 err:
  94         fclose(f);
  95         eDebug("couldn't write file %s", m_filename.c_str());
  96         return -1;
  97 }
  98
  99 RESULT eBouquet::setListName(const std::string &name)
 100 {
 101         m_bouquet_name = name;
 102         return 0;
 103 }
 104
 105 eDVBService::eDVBService()
 106         :m_cache(0), m_flags(0)
 107 {
 108 }
 109
 110 eDVBService::~eDVBService()
 111 {
 112         delete [] m_cache;
 113 }
 114
 115 eDVBService &eDVBService::operator=(const eDVBService &s)
 116 {
 117         m_service_name = s.m_service_name;
 118         m_service_name_sort = s.m_service_name_sort;
 119         m_provider_name = s.m_provider_name;
 120         m_flags = s.m_flags;
 121         m_ca = s.m_ca;
 122         copyCache(s.m_cache);
 123         return *this;
 124 }
 125
 126 void eDVBService::genSortName()
 127 {
 128         m_service_name_sort = removeDVBChars(m_service_name);
 129         makeUpper(m_service_name_sort);
 130         while ((!m_service_name_sort.empty()) && m_service_name_sort[0] == ' ')
 131                 m_service_name_sort.erase(0, 1);
 132
 133                 /* put unnamed services at the end, not at the beginning. */
 134         if (m_service_name_sort.empty())
 135                 m_service_name_sort = "\xFF";
 136 }
 137
 138 RESULT eDVBService::getName(const eServiceReference &ref, std::string &name)
 139 {
 140         if (!ref.name.empty())
 141                 name = ref.name; // use renamed service name..
 142         else if (!m_service_name.empty())
 143                 name = m_service_name;
 144         else
 145                 name = "(...)";
 146         return 0;
 147 }
 148
 149 RESULT eDVBService::getEvent(const eServiceReference &ref, ePtr<eServiceEvent> &ptr, time_t start_time)
 150 {
 151         return eEPGCache::getInstance()->lookupEventTime(ref, start_time, ptr);
 152 }
 153
 154 int eDVBService::isPlayable(const eServiceReference &ref, const eServiceReference &ignore)
 155 {
 156         ePtr<eDVBResourceManager> res_mgr;
 157         if ( eDVBResourceManager::getInstance( res_mgr ) )
 158                 eDebug("isPlayble... no res manager!!");
 159         else
 160         {
 161                 eDVBChannelID chid, chid_ignore;
 162                 ((const eServiceReferenceDVB&)ref).getChannelID(chid);
 163                 ((const eServiceReferenceDVB&)ignore).getChannelID(chid_ignore);
 164                 return res_mgr->canAllocateChannel(chid, chid_ignore);
 165         }
 166         return 0;
 167 }
 168
 169 int eDVBService::checkFilter(const eServiceReferenceDVB &ref, const eDVBChannelQuery &query)
 170 {
 171         int res = 0;
 172         switch (query.m_type)
 173         {
 174         case eDVBChannelQuery::tName:
 175                 res = m_service_name_sort.find(query.m_string) != std::string::npos;
 176                 break;
 177         case eDVBChannelQuery::tProvider:
 178                 res = m_provider_name.find(query.m_string) != std::string::npos;
 179                 break;
 180         case eDVBChannelQuery::tType:
 181                 res = ref.getServiceType() == query.m_int;
 182                 break;
 183         case eDVBChannelQuery::tBouquet:
 184                 res = 0;
 185                 break;
 186         case eDVBChannelQuery::tSatellitePosition:
 187                 res = ((unsigned int)ref.getDVBNamespace().get())>>16 == (unsigned int)query.m_int;
 188                 break;
 189         case eDVBChannelQuery::tFlags:
 190                 res = (m_flags & query.m_int) == query.m_int;
 191                 break;
 192         case eDVBChannelQuery::tChannelID:
 193         {
 194                 eDVBChannelID chid;
 195                 ref.getChannelID(chid);
 196                 res = chid == query.m_channelid;
 197                 break;
 198         }
 199         case eDVBChannelQuery::tAND:
 200                 res = checkFilter(ref, *query.m_p1) && checkFilter(ref, *query.m_p2);
 201                 break;
 202         case eDVBChannelQuery::tOR:
 203                 res = checkFilter(ref, *query.m_p1) || checkFilter(ref, *query.m_p2);
 204                 break;
 205         case eDVBChannelQuery::tAny:
 206                 res = 1;
 207                 break;
 208         }
 209
 210         if (query.m_inverse)
 211                 return !res;
 212         else
 213                 return res;
 214 }
 215
 216 bool eDVBService::cacheEmpty()
 217 {
 218         if (m_cache)
 219                 for (int i=0; i < cacheMax; ++i)
 220                         if (m_cache[i] != -1)
 221                                 return false;
 222         return true;
 223 }
 224
 225 void eDVBService::initCache()
 226 {
 227         m_cache = new int[cacheMax];
 228         memset(m_cache, -1, sizeof(int) * cacheMax);
 229 }
 230
 231 void eDVBService::copyCache(int *source)
 232 {
 233         if (source)
 234         {
 235                 if (!m_cache)
 236                         m_cache = new int[cacheMax];
 237                 memcpy(m_cache, source, cacheMax * sizeof(int));
 238         }
 239         else
 240         {
 241                 delete [] m_cache;
 242                 m_cache = 0;
 243         }
 244 }
 245
 246 int eDVBService::getCacheEntry(cacheID id)
 247 {
 248         if (id >= cacheMax || !m_cache)
 249                 return -1;
 250         return m_cache[id];
 251 }
 252
 253 void eDVBService::setCacheEntry(cacheID id, int pid)
 254 {
 255         if (!m_cache)
 256                 initCache();
 257         if (id < cacheMax)
 258                 m_cache[id] = pid;
 259 }
 260
 261 DEFINE_REF(eDVBDB);
 262
 263 void eDVBDB::reloadServicelist()
 264 {
 265         loadServicelist(CONFIGDIR"/enigma2/lamedb");
 266 }
 267
 268         /* THIS CODE IS BAD. it should be replaced by somethine better. */
 269 void eDVBDB::loadServicelist(const char *file)
 270 {
 271         eDebug("---- opening lame channel db");
 272         FILE *f=fopen(file, "rt");
 273         if (!f && strcmp(file, CONFIGDIR"/enigma2/lamedb") == 0)
 274         {
 275                 struct stat s;
 276                 if ( !stat("lamedb", &s) )
 277                 {
 278                         if ( !stat(CONFIGDIR"/enigma2", &s) )
 279                         {
 280                                 rename("lamedb", CONFIGDIR"/enigma2/lamedb" );
 281                                 reloadServicelist();
 282                         }
 283                 }
 284                 return;
 285         }
 286         char line[256];
 287         if ((!fgets(line, 256, f)) || strncmp(line, "eDVB services", 13))
 288         {
 289                 eDebug("not a servicefile");
 290                 fclose(f);
 291                 return;
 292         }
 293         eDebug("reading services");
 294         if ((!fgets(line, 256, f)) || strcmp(line, "transponders\n"))
 295         {
 296                 eDebug("services invalid, no transponders");
 297                 fclose(f);
 298                 return;
 299         }
 300
 301         // clear all transponders
 302
 303         while (!feof(f))
 304         {
 305                 if (!fgets(line, 256, f))
 306                         break;
 307                 if (!strcmp(line, "end\n"))
 308                         break;
 309                 int dvb_namespace=-1, transport_stream_id=-1, original_network_id=-1;
 310                 sscanf(line, "%x:%x:%x", &dvb_namespace, &transport_stream_id, &original_network_id);
 311                 if (original_network_id == -1)
 312                         continue;
 313                 eDVBChannelID channelid = eDVBChannelID(
 314                         eDVBNamespace(dvb_namespace),
 315                         eTransportStreamID(transport_stream_id),
 316                         eOriginalNetworkID(original_network_id));
 317
 318                 ePtr<eDVBFrontendParameters> feparm = new eDVBFrontendParameters;
 319                 while (!feof(f))
 320                 {
 321                         fgets(line, 256, f);
 322                         if (!strcmp(line, "/\n"))
 323                                 break;
 324                         if (line[1]=='s')
 325                         {
 326                                 eDVBFrontendParametersSatellite sat;
 327                                 int frequency, symbol_rate, polarisation, fec, orbital_position, inversion,
 328                                         system=eDVBFrontendParametersSatellite::System::DVB_S,
 329                                         modulation=eDVBFrontendParametersSatellite::Modulation::QPSK,
 330                                         rolloff=eDVBFrontendParametersSatellite::RollOff::alpha_0_35,
 331                                         pilot=eDVBFrontendParametersSatellite::Pilot::Unknown;
 332                                 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);
 333                                 sat.frequency = frequency;
 334                                 sat.symbol_rate = symbol_rate;
 335                                 sat.polarisation = polarisation;
 336                                 sat.fec = fec;
 337                                 sat.orbital_position =
 338                                         orbital_position < 0 ? orbital_position + 3600 : orbital_position;
 339                                 sat.inversion = inversion;
 340                                 sat.system = system;
 341                                 sat.modulation = modulation;
 342                                 sat.rolloff = rolloff;
 343                                 sat.pilot = pilot;
 344                                 feparm->setDVBS(sat);
 345                         } else if (line[1]=='t')
 346                         {
 347                                 eDVBFrontendParametersTerrestrial ter;
 348                                 int frequency, bandwidth, code_rate_HP, code_rate_LP, modulation, transmission_mode, guard_interval, hierarchy, inversion;
 349                                 sscanf(line+3, "%d:%d:%d:%d:%d:%d:%d:%d:%d", &frequency, &bandwidth, &code_rate_HP, &code_rate_LP, &modulation, &transmission_mode, &guard_interval, &hierarchy, &inversion);
 350                                 ter.frequency = frequency;
 351                                 ter.bandwidth = bandwidth;
 352                                 ter.code_rate_HP = code_rate_HP;
 353                                 ter.code_rate_LP = code_rate_LP;
 354                                 ter.modulation = modulation;
 355                                 ter.transmission_mode = transmission_mode;
 356                                 ter.guard_interval = guard_interval;
 357                                 ter.hierarchy = hierarchy;
 358                                 ter.inversion = inversion;
 359                                 feparm->setDVBT(ter);
 360                         } else if (line[1]=='c')
 361                         {
 362                                 eDVBFrontendParametersCable cab;
 363                                 int frequency, symbol_rate,
 364                                         inversion=eDVBFrontendParametersCable::Inversion::Unknown,
 365                                         modulation=eDVBFrontendParametersCable::Modulation::Auto,
 366                                         fec_inner=eDVBFrontendParametersCable::FEC::fAuto;
 367                                 sscanf(line+3, "%d:%d:%d:%d:%d", &frequency, &symbol_rate, &inversion, &modulation, &fec_inner);
 368                                 cab.frequency = frequency;
 369                                 cab.fec_inner = fec_inner;
 370                                 cab.inversion = inversion;
 371                                 cab.symbol_rate = symbol_rate;
 372                                 cab.modulation = modulation;
 373                                 feparm->setDVBC(cab);
 374                         }
 375                 }
 376                 addChannelToList(channelid, feparm);
 377         }
 378
 379         if ((!fgets(line, 256, f)) || strcmp(line, "services\n"))
 380         {
 381                 eDebug("services invalid, no services");
 382                 return;
 383         }
 384
 385         // clear all services
 386
 387         int count=0;
 388
 389         while (!feof(f))
 390         {
 391                 if (!fgets(line, 256, f))
 392                         break;
 393                 if (!strcmp(line, "end\n"))
 394                         break;
 395
 396                 int service_id=-1, dvb_namespace, transport_stream_id=-1, original_network_id=-1, service_type=-1, service_number=-1;
 397                 sscanf(line, "%x:%x:%x:%x:%d:%d", &service_id, &dvb_namespace, &transport_stream_id, &original_network_id, &service_type, &service_number);
 398                 if (service_number == -1)
 399                         continue;
 400                 ePtr<eDVBService> s = new eDVBService;
 401                 eServiceReferenceDVB ref =
 402                                                 eServiceReferenceDVB(
 403                                                 eDVBNamespace(dvb_namespace),
 404                                                 eTransportStreamID(transport_stream_id),
 405                                                 eOriginalNetworkID(original_network_id),
 406                                                 eServiceID(service_id),
 407                                                 service_type);
 408                 count++;
 409                 fgets(line, 256, f);
 410                 if (strlen(line))
 411                         line[strlen(line)-1]=0;
 412
 413                 s->m_service_name = line;
 414                 s->genSortName();
 415
 416                 fgets(line, 256, f);
 417                 if (strlen(line))
 418                         line[strlen(line)-1]=0;
 419                 std::string str=line;
 420
 421                 if (str[1]!=':')        // old ... (only service_provider)
 422                 {
 423                         s->m_provider_name=line;
 424                 } else
 425                         while ((!str.empty()) && str[1]==':') // new: p:, f:, c:%02d...
 426                         {
 427                                 size_t c=str.find(',');
 428                                 char p=str[0];
 429                                 std::string v;
 430                                 if (c == std::string::npos)
 431                                 {
 432                                         v=str.substr(2);
 433                                         str="";
 434                                 } else
 435                                 {
 436                                         v=str.substr(2, c-2);
 437                                         str=str.substr(c+1);
 438                                 }
 439 //                              eDebug("%c ... %s", p, v.c_str());
 440                                 if (p == 'p')
 441                                         s->m_provider_name=v;
 442                                 else if (p == 'f')
 443                                 {
 444                                         sscanf(v.c_str(), "%x", &s->m_flags);
 445                                 } else if (p == 'c')
 446                                 {
 447                                         int cid, val;
 448                                         sscanf(v.c_str(), "%02d%x", &cid, &val);
 449                                         s->setCacheEntry((eDVBService::cacheID)cid,val);
 450                                 } else if (p == 'C')
 451                                 {
 452                                         int val;
 453                                         sscanf(v.c_str(), "%04x", &val);
 454                                         s->m_ca.push_front((uint16_t)val);
 455                                 }
 456                         }
 457                 addService(ref, s);
 458         }
 459
 460         eDebug("loaded %d services", count);
 461
 462         fclose(f);
 463 }
 464
 465 void eDVBDB::saveServicelist()
 466 {
 467         eDebug("---- saving lame channel db");
 468         FILE *f=fopen(CONFIGDIR"/enigma2/lamedb", "w");
 469         int channels=0, services=0;
 470         if (!f)
 471                 eFatal("couldn't save lame channel db!");
 472         fprintf(f, "eDVB services /3/\n");
 473         fprintf(f, "transponders\n");
 474         for (std::map<eDVBChannelID, channel>::const_iterator i(m_channels.begin());
 475                         i != m_channels.end(); ++i)
 476         {
 477                 const eDVBChannelID &chid = i->first;
 478                 const channel &ch = i->second;
 479
 480                 fprintf(f, "%08x:%04x:%04x\n", chid.dvbnamespace.get(),
 481                                 chid.transport_stream_id.get(), chid.original_network_id.get());
 482                 eDVBFrontendParametersSatellite sat;
 483                 eDVBFrontendParametersTerrestrial ter;
 484                 eDVBFrontendParametersCable cab;
 485                 if (!ch.m_frontendParameters->getDVBS(sat))
 486                 {
 487                         if (sat.system == eDVBFrontendParametersSatellite::System::DVB_S2)
 488                         {
 489                                 fprintf(f, "\ts %d:%d:%d:%d:%d:%d:%d:%d:%d",
 490                                         sat.frequency, sat.symbol_rate,
 491                                         sat.polarisation, sat.fec,
 492                                         sat.orbital_position > 1800 ? sat.orbital_position - 3600 : sat.orbital_position,
 493                                         sat.inversion,
 494                                         sat.system,
 495                                         sat.modulation,
 496                                         sat.rolloff);
 497                                 if (sat.modulation == eDVBFrontendParametersSatellite::Modulation::M8PSK)
 498                                         fprintf(f, ":%d\n", sat.pilot);
 499                                 else
 500                                         fprintf(f, "\n");
 501                         }
 502                         else
 503                         {
 504                                 fprintf(f, "\ts %d:%d:%d:%d:%d:%d\n",
 505                                         sat.frequency, sat.symbol_rate,
 506                                         sat.polarisation, sat.fec,
 507                                         sat.orbital_position > 1800 ? sat.orbital_position - 3600 : sat.orbital_position,
 508                                         sat.inversion);
 509                         }
 510                 }
 511                 else if (!ch.m_frontendParameters->getDVBT(ter))
 512                 {
 513                         fprintf(f, "\tt %d:%d:%d:%d:%d:%d:%d:%d:%d\n",
 514                                 ter.frequency, ter.bandwidth, ter.code_rate_HP,
 515                                 ter.code_rate_LP, ter.modulation, ter.transmission_mode,
 516                                 ter.guard_interval, ter.hierarchy, ter.inversion);
 517                 }
 518                 else if (!ch.m_frontendParameters->getDVBC(cab))
 519                 {
 520                         fprintf(f, "\tc %d:%d:%d:%d:%d\n",
 521                                 cab.frequency, cab.symbol_rate, cab.inversion, cab.modulation, cab.fec_inner);
 522                 }
 523                 fprintf(f, "/\n");
 524                 channels++;
 525         }
 526         fprintf(f, "end\nservices\n");
 527
 528         for (std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator i(m_services.begin());
 529                 i != m_services.end(); ++i)
 530         {
 531                 const eServiceReferenceDVB &s = i->first;
 532                 fprintf(f, "%04x:%08x:%04x:%04x:%d:%d\n",
 533                                 s.getServiceID().get(), s.getDVBNamespace().get(),
 534                                 s.getTransportStreamID().get(),s.getOriginalNetworkID().get(),
 535                                 s.getServiceType(),
 536                                 0);
 537
 538                 fprintf(f, "%s\n", i->second->m_service_name.c_str());
 539
 540                 fprintf(f, "p:%s", i->second->m_provider_name.c_str());
 541
 542                 // write cached pids
 543                 for (int x=0; x < eDVBService::cacheMax; ++x)
 544                 {
 545                         int entry = i->second->getCacheEntry((eDVBService::cacheID)x);
 546                         if (entry != -1)
 547                                 fprintf(f, ",c:%02d%04x", x, entry);
 548                 }
 549
 550                 // write cached ca pids
 551                 for (CAID_LIST::const_iterator ca(i->second->m_ca.begin());
 552                         ca != i->second->m_ca.end(); ++ca)
 553                         fprintf(f, ",C:%04x", *ca);
 554
 555                 if (i->second->m_flags)
 556                         fprintf(f, ",f:%x", i->second->m_flags);
 557
 558                 fprintf(f, "\n");
 559                 services++;
 560         }
 561         fprintf(f, "end\nHave a lot of bugs!\n");
 562         eDebug("saved %d channels and %d services!", channels, services);
 563         fclose(f);
 564 }
 565
 566 void eDVBDB::loadBouquet(const char *path)
 567 {
 568         std::string bouquet_name = path;
 569         if (!bouquet_name.length())
 570         {
 571                 eDebug("Bouquet load failed.. no path given..");
 572                 return;
 573         }
 574         size_t pos = bouquet_name.rfind('/');
 575         if ( pos != std::string::npos )
 576                 bouquet_name.erase(0, pos+1);
 577         if (bouquet_name.empty())
 578         {
 579                 eDebug("Bouquet load failed.. no filename given..");
 580                 return;
 581         }
 582         eBouquet &bouquet = m_bouquets[bouquet_name];
 583         bouquet.m_filename = bouquet_name;
 584         std::list<eServiceReference> &list = bouquet.m_services;
 585         list.clear();
 586
 587         std::string p = CONFIGDIR"/enigma2/";
 588         p+=path;
 589         eDebug("loading bouquet... %s", p.c_str());
 590         FILE *fp=fopen(p.c_str(), "rt");
 591         int entries=0;
 592         if (!fp)
 593         {
 594                 struct stat s;
 595                 if ( !stat(path, &s) )
 596                 {
 597                         rename(path, p.c_str() );
 598                         loadBouquet(path);
 599                         return;
 600                 }
 601                 eDebug("failed to open.");
 602                 if ( strstr(path, "bouquets.tv") )
 603                 {
 604                         eDebug("recreate bouquets.tv");
 605                         bouquet.m_bouquet_name="Bouquets (TV)";
 606                         bouquet.flushChanges();
 607                 }
 608                 else if ( strstr(path, "bouquets.radio") )
 609                 {
 610                         eDebug("recreate bouquets.radio");
 611                         bouquet.m_bouquet_name="Bouquets (Radio)";
 612                         bouquet.flushChanges();
 613                 }
 614                 return;
 615         }
 616         char line[256];
 617         bool read_descr=false;
 618         eServiceReference *e = NULL;
 619         while (1)
 620         {
 621                 if (!fgets(line, 256, fp))
 622                         break;
 623                 line[strlen(line)-1]=0;
 624                 if (strlen(line) && line[strlen(line)-1]=='\r')
 625                         line[strlen(line)-1]=0;
 626                 if (!line[0])
 627                         break;
 628                 if (line[0]=='#')
 629                 {
 630                         if (!strncmp(line, "#SERVICE", 8))
 631                         {
 632                                 int offs = line[8] == ':' ? 10 : 9;
 633                                 eServiceReference tmp(line+offs);
 634                                 if (tmp.type != eServiceReference::idDVB)
 635                                 {
 636                                         eDebug("only DVB Bouquets supported");
 637                                         continue;
 638                                 }
 639                                 if ( tmp.flags&eServiceReference::canDescent )
 640                                 {
 641                                         size_t pos = tmp.path.rfind('/');
 642                                         char buf[256];
 643                                         std::string path = tmp.path;
 644                                         if ( pos != std::string::npos )
 645                                                 path.erase(0, pos+1);
 646                                         if (path.empty())
 647                                         {
 648                                                 eDebug("Bouquet load failed.. no filename given..");
 649                                                 continue;
 650                                         }
 651                                         pos = path.find("FROM BOUQUET ");
 652                                         if (pos != std::string::npos)
 653                                         {
 654                                                 char endchr = path[pos+13];
 655                                                 if (endchr != '"')
 656                                                 {
 657                                                         eDebug("ignore invalid bouquet '%s' (only \" are allowed)",
 658                                                                 tmp.toString().c_str());
 659                                                         continue;
 660                                                 }
 661                                                 char *beg = &path[pos+14];
 662                                                 char *end = strchr(beg, endchr);
 663                                                 path.assign(beg, end - beg);
 664                                         }
 665                                         else
 666                                         {
 667                                                 snprintf(buf, 256, "FROM BOUQUET \"%s\" ORDER BY bouquet", path.c_str());
 668                                                 tmp.path = buf;
 669                                         }
 670                                         loadBouquet(path.c_str());
 671                                 }
 672                                 list.push_back(tmp);
 673                                 e = &list.back();
 674                                 read_descr=true;
 675                                 ++entries;
 676                         }
 677                         else if (read_descr && !strncmp(line, "#DESCRIPTION", 12))
 678                         {
 679                                 int offs = line[12] == ':' ? 14 : 13;
 680                                 e->name = line+offs;
 681                                 read_descr=false;
 682                         }
 683                         else if (!strncmp(line, "#NAME ", 6))
 684                                 bouquet.m_bouquet_name=line+6;
 685                         continue;
 686                 }
 687         }
 688         fclose(fp);
 689         eDebug("%d entries in Bouquet %s", entries, bouquet_name.c_str());
 690 }
 691
 692 void eDVBDB::reloadBouquets()
 693 {
 694         m_bouquets.clear();
 695         loadBouquet("bouquets.tv");
 696         loadBouquet("bouquets.radio");
 697 // create default bouquets when missing
 698         if ( m_bouquets.find("userbouquet.favourites.tv") == m_bouquets.end() )
 699         {
 700                 eBouquet &b = m_bouquets["userbouquet.favourites.tv"];
 701                 b.m_filename = "userbouquet.favourites.tv";
 702                 b.m_bouquet_name = "Favourites (TV)";
 703                 b.flushChanges();
 704                 eServiceReference ref;
 705                 memset(ref.data, 0, sizeof(ref.data));
 706                 ref.type=1;
 707                 ref.flags=7;
 708                 ref.data[0]=1;
 709                 ref.path="FROM BOUQUET \"userbouquet.favourites.tv\" ORDER BY bouquet";
 710                 eBouquet &parent = m_bouquets["bouquets.tv"];
 711                 parent.m_services.push_back(ref);
 712                 parent.flushChanges();
 713         }
 714         if ( m_bouquets.find("userbouquet.favourites.radio") == m_bouquets.end() )
 715         {
 716                 eBouquet &b = m_bouquets["userbouquet.favourites.radio"];
 717                 b.m_filename = "userbouquet.favourites.radio";
 718                 b.m_bouquet_name = "Favourites (Radio)";
 719                 b.flushChanges();
 720                 eServiceReference ref;
 721                 memset(ref.data, 0, sizeof(ref.data));
 722                 ref.type=1;
 723                 ref.flags=7;
 724                 ref.data[0]=2;
 725                 ref.path="FROM BOUQUET \"userbouquet.favourites.radio\" ORDER BY bouquet";
 726                 eBouquet &parent = m_bouquets["bouquets.radio"];
 727                 parent.m_services.push_back(ref);
 728                 parent.flushChanges();
 729         }
 730 }
 731
 732 eDVBDB *eDVBDB::instance;
 733
 734 using namespace xmlcc;
 735
 736 eDVBDB::eDVBDB()
 737 {
 738         instance = this;
 739         reloadServicelist();
 740 }
 741
 742 PyObject *eDVBDB::readSatellites(ePyObject sat_list, ePyObject sat_dict, ePyObject tp_dict)
 743 {
 744         if (!PyDict_Check(tp_dict)) {
 745                 PyErr_SetString(PyExc_StandardError,
 746                         "type error");
 747                         eDebug("arg 2 is not a python dict");
 748                 return NULL;
 749         }
 750         else if (!PyDict_Check(sat_dict))
 751         {
 752                 PyErr_SetString(PyExc_StandardError,
 753                         "type error");
 754                         eDebug("arg 1 is not a python dict");
 755                 return NULL;
 756         }
 757         else if (!PyList_Check(sat_list))
 758         {
 759                 PyErr_SetString(PyExc_StandardError,
 760                         "type error");
 761                         eDebug("arg 0 is not a python list");
 762                 return NULL;
 763         }
 764         XMLTree tree;
 765         tree.setFilename("/etc/tuxbox/satellites.xml");
 766         tree.read();
 767         Element *root = tree.getRoot();
 768         if (!root)
 769         {
 770                 eDebug("couldn't open /etc/tuxbox/satellites.xml!!");
 771                 Py_INCREF(Py_False);
 772                 return Py_False;
 773         }
 774         int tmp, *dest = NULL,
 775                 modulation, system, freq, sr, pol, fec, inv, pilot, rolloff;
 776         char *end_ptr;
 777         const Attribute *at;
 778         std::string name;
 779         const ElementList &root_elements = root->getElementList();
 780         for (ElementConstIterator it(root_elements.begin()); it != root_elements.end(); ++it)
 781         {
 782 //              eDebug("element: %s", (*it)->name().c_str());
 783                 const Element *el = *it;
 784                 const ElementList &sat_elements = el->getElementList();
 785                 const AttributeList &sat_attributes = el->getAttributeList();
 786                 ePyObject sat_name;
 787                 ePyObject sat_pos;
 788                 ePyObject sat_flags;
 789                 for (AttributeConstIterator it(sat_attributes.begin()); it != sat_attributes.end(); ++it)
 790                 {
 791 //                      eDebug("\tattr: %s", at->name().c_str());
 792                         at = *it;
 793                         name = at->name();
 794                         if (name == "name")
 795                                 sat_name = PyString_FromString(at->value().c_str());
 796                         else if (name == "flags")
 797                         {
 798                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
 799                                 if (!*end_ptr)
 800                                         sat_flags = PyInt_FromLong(tmp);
 801                         }
 802                         else if (name == "position")
 803                         {
 804                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
 805                                 if (!*end_ptr)
 806                                 {
 807                                         if (tmp < 0)
 808                                                 tmp = 3600 + tmp;
 809                                         sat_pos = PyInt_FromLong(tmp);
 810                                 }
 811                         }
 812                 }
 813                 if (sat_pos && sat_name)
 814                 {
 815                         ePyObject tplist = PyList_New(0);
 816                         ePyObject tuple = PyTuple_New(3);
 817                         if (!sat_flags)
 818                                 sat_flags = PyInt_FromLong(0);
 819                         PyTuple_SET_ITEM(tuple, 0, sat_pos);
 820                         PyTuple_SET_ITEM(tuple, 1, sat_name);
 821                         PyTuple_SET_ITEM(tuple, 2, sat_flags);
 822                         PyList_Append(sat_list, tuple);
 823                         Py_DECREF(tuple);
 824                         PyDict_SetItem(sat_dict, sat_pos, sat_name);
 825                         PyDict_SetItem(tp_dict, sat_pos, tplist);
 826                         for (ElementConstIterator it(sat_elements.begin()); it != sat_elements.end(); ++it)
 827                         {
 828 //                              eDebug("\telement: %s", (*it)->name().c_str());
 829                                 const AttributeList &tp_attributes = (*it)->getAttributeList();
 830                                 AttributeConstIterator end = tp_attributes.end();
 831                                 modulation = 1; // QPSK default
 832                                 system = 0; // DVB-S default
 833                                 freq = 0;
 834                                 sr = 0;
 835                                 pol = -1;
 836                                 fec = 0; // AUTO default
 837                                 inv = 2; // AUTO default
 838                                 pilot = 2; // AUTO default
 839                                 rolloff = 0; // alpha 0.35
 840                                 for (AttributeConstIterator it(tp_attributes.begin()); it != end; ++it)
 841                                 {
 842 //                                      eDebug("\t\tattr: %s", at->name().c_str());
 843                                         at = *it;
 844                                         name = at->name();
 845                                         if (name == "modulation") dest = &modulation;
 846                                         else if (name == "system") dest = &system;
 847                                         else if (name == "frequency") dest = &freq;
 848                                         else if (name == "symbol_rate") dest = &sr;
 849                                         else if (name == "polarization") dest = &pol;
 850                                         else if (name == "fec_inner") dest = &fec;
 851                                         else if (name == "inversion") dest = &inv;
 852                                         else if (name == "rolloff") dest = &rolloff;
 853                                         else if (name == "pilot") dest = &pilot;
 854                                         if (dest)
 855                                         {
 856                                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
 857                                                 if (!*end_ptr)
 858                                                         *dest = tmp;
 859                                         }
 860                                 }
 861                                 if (freq && sr && pol != -1)
 862                                 {
 863                                         tuple = PyTuple_New(10);
 864                                         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(0));
 865                                         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(freq));
 866                                         PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(sr));
 867                                         PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(pol));
 868                                         PyTuple_SET_ITEM(tuple, 4, PyInt_FromLong(fec));
 869                                         PyTuple_SET_ITEM(tuple, 5, PyInt_FromLong(system));
 870                                         PyTuple_SET_ITEM(tuple, 6, PyInt_FromLong(modulation));
 871                                         PyTuple_SET_ITEM(tuple, 7, PyInt_FromLong(inv));
 872                                         PyTuple_SET_ITEM(tuple, 8, PyInt_FromLong(rolloff));
 873                                         PyTuple_SET_ITEM(tuple, 9, PyInt_FromLong(pilot));
 874                                         PyList_Append(tplist, tuple);
 875                                         Py_DECREF(tuple);
 876                                 }
 877                         }
 878                         Py_DECREF(tplist);
 879                 }
 880                 else
 881                 {
 882                         if (sat_pos)
 883                                 Py_DECREF(sat_pos);
 884                         if (sat_name)
 885                                 Py_DECREF(sat_name);
 886                         if (sat_flags)
 887                                 Py_DECREF(sat_flags);
 888                 }
 889         }
 890         Py_INCREF(Py_True);
 891         return Py_True;
 892 }
 893
 894 PyObject *eDVBDB::readCables(ePyObject cab_list, ePyObject tp_dict)
 895 {
 896         if (!PyDict_Check(tp_dict)) {
 897                 PyErr_SetString(PyExc_StandardError,
 898                         "type error");
 899                         eDebug("arg 1 is not a python dict");
 900                 return NULL;
 901         }
 902         else if (!PyList_Check(cab_list))
 903         {
 904                 PyErr_SetString(PyExc_StandardError,
 905                         "type error");
 906                         eDebug("arg 0 is not a python list");
 907                 return NULL;
 908         }
 909         XMLTree tree;
 910         tree.setFilename("/etc/tuxbox/cables.xml");
 911         tree.read();
 912         Element *root = tree.getRoot();
 913         if (!root)
 914         {
 915                 eDebug("couldn't open /etc/tuxbox/cables.xml!!");
 916                 Py_INCREF(Py_False);
 917                 return Py_False;
 918         }
 919         const Attribute *at;
 920         int tmp, *dest,
 921                 modulation, fec, freq, sr;
 922         std::string name;
 923         char *end_ptr;
 924         const ElementList &root_elements = root->getElementList();
 925         for (ElementConstIterator it(root_elements.begin()); it != root_elements.end(); ++it)
 926         {
 927 //              eDebug("element: %s", el->name().c_str());
 928                 const Element *el = *it;
 929                 const ElementList &cab_elements = el->getElementList();
 930                 const AttributeList &cab_attributes = el->getAttributeList();
 931                 ePyObject cab_name;
 932                 ePyObject cab_flags;
 933                 for (AttributeConstIterator it(cab_attributes.begin()); it != cab_attributes.end(); ++it)
 934                 {
 935 //                      eDebug("\tattr: %s", at->name().c_str());
 936                         at = *it;
 937                         name = at->name();
 938                         if (name == "name")
 939                                 cab_name = PyString_FromString(at->value().c_str());
 940                         else if (name == "flags")
 941                         {
 942                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
 943                                 if (!*end_ptr)
 944                                         cab_flags = PyInt_FromLong(tmp);
 945                         }
 946                 }
 947                 if (cab_name)
 948                 {
 949                         ePyObject tplist = PyList_New(0);
 950                         ePyObject tuple = PyTuple_New(2);
 951                         if (!cab_flags)
 952                                 cab_flags = PyInt_FromLong(0);
 953                         PyTuple_SET_ITEM(tuple, 0, cab_name);
 954                         PyTuple_SET_ITEM(tuple, 1, cab_flags);
 955                         PyList_Append(cab_list, tuple);
 956                         Py_DECREF(tuple);
 957                         PyDict_SetItem(tp_dict, cab_name, tplist);
 958                         for (ElementConstIterator it(cab_elements.begin()); it != cab_elements.end(); ++it)
 959                         {
 960 //                              eDebug("\telement: %s", (*it)->name().c_str());
 961                                 const AttributeList &tp_attributes = (*it)->getAttributeList();
 962                                 AttributeConstIterator end = tp_attributes.end();
 963                                 modulation = 3; // QAM64 default
 964                                 fec = 0; // AUTO default
 965                                 freq = 0;
 966                                 sr = 0;
 967                                 for (AttributeConstIterator it(tp_attributes.begin()); it != end; ++it)
 968                                 {
 969 //                                      eDebug("\t\tattr: %s", at->name().c_str());
 970                                         at = *it;
 971                                         dest = 0;
 972                                         name = at->name();
 973                                         if (name == "modulation") dest = &modulation;
 974                                         else if (name == "frequency") dest = &freq;
 975                                         else if (name == "symbol_rate") dest = &sr;
 976                                         else if (name == "fec_inner") dest = &fec;
 977                                         if (dest)
 978                                         {
 979                                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
 980                                                 if (!*end_ptr)
 981                                                         *dest = tmp;
 982                                         }
 983                                 }
 984                                 if (freq && sr)
 985                                 {
 986                                         while (freq > 999999)
 987                                                 freq /= 10;
 988                                         tuple = PyTuple_New(5);
 989                                         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(1));
 990                                         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(freq));
 991                                         PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(sr));
 992                                         PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(modulation));
 993                                         PyTuple_SET_ITEM(tuple, 4, PyInt_FromLong(fec));
 994                                         PyList_Append(tplist, tuple);
 995                                         Py_DECREF(tuple);
 996                                 }
 997                         }
 998                         Py_DECREF(tplist);
 999                 }
1000                 else if (cab_flags)
1001                         Py_DECREF(cab_flags);
1002         }
1003         Py_INCREF(Py_True);
1004         return Py_True;
1005 }
1006
1007 PyObject *eDVBDB::readTerrestrials(ePyObject ter_list, ePyObject tp_dict)
1008 {
1009         if (!PyDict_Check(tp_dict)) {
1010                 PyErr_SetString(PyExc_StandardError,
1011                         "type error");
1012                         eDebug("arg 1 is not a python dict");
1013                 return NULL;
1014         }
1015         else if (!PyList_Check(ter_list))
1016         {
1017                 PyErr_SetString(PyExc_StandardError,
1018                         "type error");
1019                         eDebug("arg 0 is not a python list");
1020                 return NULL;
1021         }
1022         XMLTree tree;
1023         tree.setFilename("/etc/tuxbox/terrestrial.xml");
1024         tree.read();
1025         Element *root = tree.getRoot();
1026         if (!root)
1027         {
1028                 eDebug("couldn't open /etc/tuxbox/terrestrial.xml!!");
1029                 Py_INCREF(Py_False);
1030                 return Py_False;
1031         }
1032         const Attribute *at;
1033         std::string name;
1034         int tmp, *dest,
1035                 freq, bw, constellation, crh = 5, crl = 5, guard = 4, transm, hierarchy, inv = 2;
1036         char *end_ptr;
1037         const ElementList &root_elements = root->getElementList();
1038         for (ElementConstIterator it(root_elements.begin()); it != root_elements.end(); ++it)
1039         {
1040 //              eDebug("element: %s", el->name().c_str());
1041                 const Element *el = *it;
1042                 const ElementList &ter_elements = el->getElementList();
1043                 const AttributeList &ter_attributes = el->getAttributeList();
1044                 ePyObject ter_name;
1045                 ePyObject ter_flags;
1046                 for (AttributeConstIterator it(ter_attributes.begin()); it != ter_attributes.end(); ++it)
1047                 {
1048 //                      eDebug("\tattr: %s", at->name().c_str());
1049                         at = *it;
1050                         name = at->name();
1051                         if (name == "name")
1052                                 ter_name = PyString_FromString(at->value().c_str());
1053                         else if (name == "flags")
1054                         {
1055                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
1056                                 if (!*end_ptr)
1057                                         ter_flags = PyInt_FromLong(tmp);
1058                         }
1059                 }
1060                 if (ter_name)
1061                 {
1062                         ePyObject tplist = PyList_New(0);
1063                         ePyObject tuple = PyTuple_New(2);
1064                         if (!ter_flags)
1065                                 ter_flags = PyInt_FromLong(0);
1066                         PyTuple_SET_ITEM(tuple, 0, ter_name);
1067                         PyTuple_SET_ITEM(tuple, 1, ter_flags);
1068                         PyList_Append(ter_list, tuple);
1069                         Py_DECREF(tuple);
1070                         PyDict_SetItem(tp_dict, ter_name, tplist);
1071                         for (ElementConstIterator it(ter_elements.begin()); it != ter_elements.end(); ++it)
1072                         {
1073 //                              eDebug("\telement: %s", (*it)->name().c_str());
1074                                 const AttributeList &tp_attributes = (*it)->getAttributeList();
1075                                 AttributeConstIterator end = tp_attributes.end();
1076                                 freq = 0;
1077                                 bw = 3; // AUTO
1078                                 constellation = 1; // AUTO
1079                                 crh = 5; // AUTO
1080                                 crl = 5; // AUTO
1081                                 guard = 4; // AUTO
1082                                 transm = 2; // AUTO
1083                                 hierarchy = 4; // AUTO
1084                                 inv = 2; // AUTO
1085                                 for (AttributeConstIterator it(tp_attributes.begin()); it != end; ++it)
1086                                 {
1087 //                                      eDebug("\t\tattr: %s", at->name().c_str());
1088                                         at = *it;
1089                                         dest = 0;
1090                                         name = at->name();
1091                                         if (name == "centre_frequency") dest = &freq;
1092                                         else if (name == "bandwidth") dest = &bw;
1093                                         else if (name == "constellation") dest = &constellation;
1094                                         else if (name == "code_rate_hp") dest = &crh;
1095                                         else if (name == "code_rate_lp") dest = &crl;
1096                                         else if (name == "guard_interval") dest = &guard;
1097                                         else if (name == "transmission_mode") dest = &transm;
1098                                         else if (name == "hierarchy_information") dest = &hierarchy;
1099                                         else if (name == "inversion") dest = &inv;
1100                                         if (dest)
1101                                         {
1102                                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
1103                                                 if (!*end_ptr)
1104                                                         *dest = tmp;
1105                                         }
1106                                 }
1107                                 if (freq)
1108                                 {
1109                                         if (crh > 5) // our terrestrial.xml is buggy... 6 for AUTO
1110                                                 crh = 5;
1111                                         if (crl > 5) // our terrestrial.xml is buggy... 6 for AUTO
1112                                                 crl = 5;
1113                                         tuple = PyTuple_New(10);
1114                                         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(2));
1115                                         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(freq));
1116                                         PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(bw));
1117                                         PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(constellation));
1118                                         PyTuple_SET_ITEM(tuple, 4, PyInt_FromLong(crh));
1119                                         PyTuple_SET_ITEM(tuple, 5, PyInt_FromLong(crl));
1120                                         PyTuple_SET_ITEM(tuple, 6, PyInt_FromLong(guard));
1121                                         PyTuple_SET_ITEM(tuple, 7, PyInt_FromLong(transm));
1122                                         PyTuple_SET_ITEM(tuple, 8, PyInt_FromLong(hierarchy));
1123                                         PyTuple_SET_ITEM(tuple, 9, PyInt_FromLong(inv));
1124                                         PyList_Append(tplist, tuple);
1125                                         Py_DECREF(tuple);
1126                                 }
1127                         }
1128                         Py_DECREF(tplist);
1129                 }
1130                 else if (ter_flags)
1131                         Py_DECREF(ter_flags);
1132         }
1133         Py_INCREF(Py_True);
1134         return Py_True;
1135 }
1136
1137 eDVBDB::~eDVBDB()
1138 {
1139         instance=NULL;
1140 }
1141
1142 RESULT eDVBDB::removeService(const eServiceReference &ref)
1143 {
1144         if (ref.type == eServiceReference::idDVB)
1145         {
1146                 eServiceReferenceDVB &service = (eServiceReferenceDVB&)ref;
1147                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_services.find(service));
1148                 if (it != m_services.end())
1149                 {
1150                         m_services.erase(it);
1151                         return 0;
1152                 }
1153         }
1154         return -1;
1155 }
1156
1157 RESULT eDVBDB::removeServices(int dvb_namespace, int tsid, int onid, unsigned int orb_pos)
1158 {
1159         return removeServices(eDVBChannelID(eDVBNamespace(dvb_namespace), eTransportStreamID(tsid), eOriginalNetworkID(onid)), orb_pos);
1160 }
1161
1162 RESULT eDVBDB::removeServices(eDVBChannelID chid, unsigned int orbpos)
1163 {
1164         RESULT ret=-1;
1165         eDVBNamespace eNs;
1166         eTransportStreamID eTsid;
1167         eOriginalNetworkID eOnid;
1168         std::map<eDVBChannelID, channel>::iterator it(m_channels.begin());
1169         std::set<eDVBChannelID> removed_chids;
1170         while (it != m_channels.end())
1171         {
1172                 const eDVBChannelID &ch = it->first;
1173                 bool remove=true;
1174                 int system;
1175                 it->second.m_frontendParameters->getSystem(system);
1176                 if ( system == iDVBFrontend::feSatellite )
1177                 {
1178                         eDVBFrontendParametersSatellite sat;
1179                         it->second.m_frontendParameters->getDVBS(sat);
1180                         if ((unsigned int)sat.orbital_position != orbpos)
1181                                 remove=false;
1182                 }
1183                 if ( remove && chid.dvbnamespace != eNs )
1184                 {
1185                         if (system == iDVBFrontend::feCable && chid.dvbnamespace.get() == (int)0xFFFF0000)
1186                                 ;
1187                         else if (system == iDVBFrontend::feTerrestrial && chid.dvbnamespace.get() == (int)0xEEEE0000)
1188                                 ;
1189                         else if ( chid.dvbnamespace != ch.dvbnamespace )
1190                                 remove=false;
1191                 }
1192                 if ( remove && chid.original_network_id != eOnid && chid.original_network_id != ch.original_network_id )
1193                         remove=false;
1194                 if ( remove && chid.transport_stream_id != eTsid && chid.transport_stream_id != ch.transport_stream_id )
1195                         remove=false;
1196                 if ( remove )
1197                 {
1198                         eDebug("remove %08x %04x %04x",
1199                                 ch.dvbnamespace.get(),
1200                                 ch.original_network_id.get(),
1201                                 ch.transport_stream_id.get());
1202                         removed_chids.insert(it->first);
1203                         m_channels.erase(it++);
1204                 }
1205                 else
1206                         ++it;
1207         }
1208         if (!removed_chids.empty())
1209         {
1210                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator service(m_services.begin());
1211                 while(service != m_services.end())
1212                 {
1213                         eDVBChannelID chid;
1214                         service->first.getChannelID(chid);
1215                         std::set<eDVBChannelID>::iterator it(removed_chids.find(chid));
1216                         if (it != removed_chids.end())
1217                                 m_services.erase(service++);
1218                         else
1219                                 ++service;
1220                         ret=0;
1221                 }
1222         }
1223         return ret;
1224 }
1225
1226 RESULT eDVBDB::addFlag(const eServiceReference &ref, unsigned int flagmask)
1227 {
1228         if (ref.type == eServiceReference::idDVB)
1229         {
1230                 eServiceReferenceDVB &service = (eServiceReferenceDVB&)ref;
1231                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_services.find(service));
1232                 if (it != m_services.end())
1233                         it->second->m_flags |= ~flagmask;
1234                 return 0;
1235         }
1236         return -1;
1237 }
1238
1239 RESULT eDVBDB::removeFlag(const eServiceReference &ref, unsigned int flagmask)
1240 {
1241         if (ref.type == eServiceReference::idDVB)
1242         {
1243                 eServiceReferenceDVB &service = (eServiceReferenceDVB&)ref;
1244                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_services.find(service));
1245                 if (it != m_services.end())
1246                         it->second->m_flags &= ~flagmask;
1247                 return 0;
1248         }
1249         return -1;
1250 }
1251
1252 RESULT eDVBDB::removeFlags(unsigned int flagmask, int dvb_namespace, int tsid, int onid, unsigned int orb_pos)
1253 {
1254         return removeFlags(flagmask, eDVBChannelID(eDVBNamespace(dvb_namespace), eTransportStreamID(tsid), eOriginalNetworkID(onid)), orb_pos);
1255 }
1256
1257 RESULT eDVBDB::removeFlags(unsigned int flagmask, eDVBChannelID chid, unsigned int orbpos)
1258 {
1259         eDVBNamespace eNs;
1260         eTransportStreamID eTsid;
1261         eOriginalNetworkID eOnid;
1262         std::map<eDVBChannelID, channel>::iterator it(m_channels.begin());
1263         std::set<eDVBChannelID> removed_chids;
1264         while (it != m_channels.end())
1265         {
1266                 const eDVBChannelID &ch = it->first;
1267                 bool remove=true;
1268                 int system;
1269                 it->second.m_frontendParameters->getSystem(system);
1270                 if ( orbpos != 0xFFFFFFFF && system == iDVBFrontend::feSatellite )
1271                 {
1272                         eDVBFrontendParametersSatellite sat;
1273                         it->second.m_frontendParameters->getDVBS(sat);
1274                         if ((unsigned int)sat.orbital_position != orbpos)
1275                                 remove=false;
1276                 }
1277                 if ( remove && chid.dvbnamespace != eNs )
1278                 {
1279                         if (system == iDVBFrontend::feCable && chid.dvbnamespace.get() == (int)0xFFFF0000)
1280                                 ;
1281                         else if (system == iDVBFrontend::feTerrestrial && chid.dvbnamespace.get() == (int)0xEEEE0000)
1282                                 ;
1283                         else if ( chid.dvbnamespace != ch.dvbnamespace )
1284                                 remove=false;
1285                 }
1286                 if ( remove && chid.original_network_id != eOnid && chid.original_network_id != ch.original_network_id )
1287                         remove=false;
1288                 if ( remove && chid.transport_stream_id != eTsid && chid.transport_stream_id != ch.transport_stream_id )
1289                         remove=false;
1290                 if ( remove )
1291                         removed_chids.insert(it->first);
1292                 ++it;
1293         }
1294         if (!removed_chids.empty())
1295         {
1296                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator service(m_services.begin());
1297                 while(service != m_services.end())
1298                 {
1299                         eDVBChannelID chid;
1300                         service->first.getChannelID(chid);
1301                         std::set<eDVBChannelID>::iterator it(removed_chids.find(chid));
1302                         if (it != removed_chids.end())
1303                                 service->second->m_flags &= ~flagmask;
1304                         ++service;
1305                 }
1306         }
1307         return 0;
1308 }
1309
1310 RESULT eDVBDB::addChannelToList(const eDVBChannelID &id, iDVBFrontendParameters *feparm)
1311 {
1312         channel ch;
1313         assert(feparm);
1314         ch.m_frontendParameters = feparm;
1315         m_channels.insert(std::pair<eDVBChannelID, channel>(id, ch));
1316         return 0;
1317 }
1318
1319 RESULT eDVBDB::removeChannel(const eDVBChannelID &id)
1320 {
1321         m_channels.erase(id);
1322         return 0;
1323 }
1324
1325 RESULT eDVBDB::getChannelFrontendData(const eDVBChannelID &id, ePtr<iDVBFrontendParameters> &parm)
1326 {
1327         std::map<eDVBChannelID, channel>::iterator i = m_channels.find(id);
1328         if (i == m_channels.end())
1329         {
1330                 parm = 0;
1331                 return -ENOENT;
1332         }
1333         parm = i->second.m_frontendParameters;
1334         return 0;
1335 }
1336
1337 RESULT eDVBDB::addService(const eServiceReferenceDVB &serviceref, eDVBService *service)
1338 {
1339         std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_services.find(serviceref));
1340         if (it == m_services.end())
1341                 m_services.insert(std::pair<eServiceReferenceDVB, ePtr<eDVBService> >(serviceref, service));
1342         return 0;
1343 }
1344
1345 RESULT eDVBDB::getService(const eServiceReferenceDVB &reference, ePtr<eDVBService> &service)
1346 {
1347         std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator i;
1348         i = m_services.find(reference);
1349         if (i == m_services.end())
1350         {
1351                 service = 0;
1352                 return -ENOENT;
1353         }
1354         service = i->second;
1355         return 0;
1356 }
1357
1358 RESULT eDVBDB::flush()
1359 {
1360         saveServicelist();
1361         return 0;
1362 }
1363
1364 RESULT eDVBDB::getBouquet(const eServiceReference &ref, eBouquet* &bouquet)
1365 {
1366         std::string str = ref.path;
1367         if (str.empty())
1368         {
1369                 eDebug("getBouquet failed.. no path given!");
1370                 return -1;
1371         }
1372         size_t pos = str.find("FROM BOUQUET \"");
1373         if ( pos != std::string::npos )
1374         {
1375                 str.erase(0, pos+14);
1376                 pos = str.find('"');
1377                 if ( pos != std::string::npos )
1378                         str.erase(pos);
1379                 else
1380                         str.clear();
1381         }
1382         if (str.empty())
1383         {
1384                 eDebug("getBouquet failed.. couldn't parse bouquet name");
1385                 return -1;
1386         }
1387         std::map<std::string, eBouquet>::iterator i =
1388                 m_bouquets.find(str);
1389         if (i == m_bouquets.end())
1390         {
1391                 bouquet = 0;
1392                 return -ENOENT;
1393         }
1394         bouquet = &i->second;
1395         return 0;
1396 }
1397
1398 RESULT eDVBDB::startQuery(ePtr<iDVBChannelListQuery> &query, eDVBChannelQuery *q, const eServiceReference &source)
1399 {
1400         if ( source.path.find("FROM") != std::string::npos )
1401         {
1402                 if ( source.path.find("BOUQUET") != std::string::npos )
1403                         query = new eDVBDBBouquetQuery(this, source, q);
1404                 else if ( source.path.find("SATELLITES") != std::string::npos )
1405                         query = new eDVBDBSatellitesQuery(this, source, q);
1406                 else if ( source.path.find("PROVIDERS") != std::string::npos )
1407                         query = new eDVBDBProvidersQuery(this, source, q);
1408                 else
1409                         eFatal("invalid query %s", source.toString().c_str());
1410         }
1411         else
1412                 query = new eDVBDBQuery(this, source, q);
1413         return 0;
1414 }
1415
1416 eServiceReference eDVBDB::searchReference(int tsid, int onid, int sid)
1417 {
1418         eServiceID Sid(sid);
1419         eTransportStreamID Tsid(tsid);
1420         eOriginalNetworkID Onid(onid);
1421         for (std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator sit(m_services.begin());
1422                 sit != m_services.end(); ++sit)
1423         {
1424                 if (sit->first.getTransportStreamID() == Tsid &&
1425                         sit->first.getOriginalNetworkID() == Onid &&
1426                         sit->first.getServiceID() == Sid)
1427                         return sit->first;
1428         }
1429         return eServiceReference();
1430 }
1431
1432 DEFINE_REF(eDVBDBQueryBase);
1433
1434 eDVBDBQueryBase::eDVBDBQueryBase(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1435         :m_db(db), m_query(query), m_source(source)
1436 {
1437 }
1438
1439 int eDVBDBQueryBase::compareLessEqual(const eServiceReferenceDVB &a, const eServiceReferenceDVB &b)
1440 {
1441         ePtr<eDVBService> a_service, b_service;
1442         int sortmode = m_query ? m_query->m_sort : eDVBChannelQuery::tName;
1443
1444         if ((sortmode == eDVBChannelQuery::tName) || (sortmode == eDVBChannelQuery::tProvider))
1445         {
1446                 if (a.name.empty() && m_db->getService(a, a_service))
1447                         return 1;
1448                 if (b.name.empty() && m_db->getService(b, b_service))
1449                         return 1;
1450         }
1451
1452         switch (sortmode)
1453         {
1454         case eDVBChannelQuery::tName:
1455                 if (a_service)
1456                 {
1457                         if (b_service)
1458                                 return a_service->m_service_name_sort < b_service->m_service_name_sort;
1459                         else
1460                         {
1461                                 std::string str = b.name;
1462                                 makeUpper(str);
1463                                 return a_service->m_service_name_sort < str;
1464                         }
1465                 }
1466                 else if (b_service)
1467                 {
1468                         std::string str = a.name;
1469                         makeUpper(str);
1470                         return str < b_service->m_service_name_sort;
1471                 }
1472                 else
1473                 {
1474                         std::string aa = a.name, bb = b.name;
1475                         makeUpper(aa);
1476                         makeUpper(bb);
1477                         return aa < bb;
1478                 }
1479         case eDVBChannelQuery::tProvider:
1480                 return a_service->m_provider_name < b_service->m_provider_name;
1481         case eDVBChannelQuery::tType:
1482                 return a.getServiceType() < b.getServiceType();
1483         case eDVBChannelQuery::tBouquet:
1484                 return 0;
1485         case eDVBChannelQuery::tSatellitePosition:
1486                 return (a.getDVBNamespace().get() >> 16) < (b.getDVBNamespace().get() >> 16);
1487         default:
1488                 return 1;
1489         }
1490         return 0;
1491 }
1492
1493 eDVBDBQuery::eDVBDBQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1494         :eDVBDBQueryBase(db, source, query)
1495 {
1496         m_cursor = m_db->m_services.begin();
1497 }
1498
1499 RESULT eDVBDBQuery::getNextResult(eServiceReferenceDVB &ref)
1500 {
1501         while (m_cursor != m_db->m_services.end())
1502         {
1503                 ePtr<eDVBService> service = m_cursor->second;
1504                 if (service->isHidden())
1505                         ++m_cursor;
1506                 else
1507                 {
1508                         ref = m_cursor->first;
1509
1510                         int res = (!m_query) || service->checkFilter(ref, *m_query);
1511
1512                         ++m_cursor;
1513
1514                         if (res)
1515                                 return 0;
1516                 }
1517         }
1518
1519         ref.type = eServiceReference::idInvalid;
1520
1521         return 1;
1522 }
1523
1524 eDVBDBBouquetQuery::eDVBDBBouquetQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1525         :eDVBDBQueryBase(db, source, query), m_cursor(db->m_bouquets[query->m_bouquet_name].m_services.begin())
1526 {
1527 }
1528
1529 RESULT eDVBDBBouquetQuery::getNextResult(eServiceReferenceDVB &ref)
1530 {
1531         eBouquet &bouquet = m_db->m_bouquets[m_query->m_bouquet_name];
1532         std::list<eServiceReference> &list = bouquet.m_services;
1533         while (m_cursor != list.end())
1534         {
1535                 ref = *((eServiceReferenceDVB*)&(*m_cursor));
1536
1537                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it =
1538                         m_db->m_services.find(ref);
1539
1540                 int res = (!m_query) || it == m_db->m_services.end() || !(it->second->isHidden() && it->second->checkFilter(ref, *m_query));
1541
1542                 ++m_cursor;
1543
1544                 if (res)
1545                         return 0;
1546         }
1547
1548         ref.type = eServiceReference::idInvalid;
1549
1550         return 1;
1551 }
1552
1553 eDVBDBListQuery::eDVBDBListQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1554         :eDVBDBQueryBase(db, source, query), m_cursor(m_list.end())
1555 {
1556 }
1557
1558 RESULT eDVBDBListQuery::getNextResult(eServiceReferenceDVB &ref)
1559 {
1560         if (m_cursor != m_list.end())
1561         {
1562                 ref = *m_cursor++;
1563                 return 0;
1564         }
1565         ref.type = eServiceReference::idInvalid;
1566         return 1;
1567 }
1568
1569 int eDVBDBListQuery::compareLessEqual(const eServiceReferenceDVB &a, const eServiceReferenceDVB &b)
1570 {
1571         if ( m_query->m_sort == eDVBChannelQuery::tSatellitePosition )
1572         {
1573                 int x = (a.getDVBNamespace().get() >> 16);
1574                 int y = (b.getDVBNamespace().get() >> 16);
1575                 if ( x > 1800 )
1576                         x -= 3600;
1577                 if ( y > 1800 )
1578                         y -= 3600;
1579                 return x < y;
1580         }
1581         std::string aa = a.name, bb = b.name;
1582         makeUpper(aa);
1583         makeUpper(bb);
1584         return aa < bb;
1585 }
1586
1587 eDVBDBSatellitesQuery::eDVBDBSatellitesQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1588         :eDVBDBListQuery(db, source, query)
1589 {
1590         std::set<unsigned int> found;
1591         for (std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_db->m_services.begin());
1592                 it != m_db->m_services.end(); ++it)
1593         {
1594                 int res = !it->second->isHidden() && it->second->checkFilter(it->first, *query);
1595                 if (res)
1596                 {
1597                         unsigned int dvbnamespace = it->first.getDVBNamespace().get()&0xFFFF0000;
1598                         if (found.find(dvbnamespace) == found.end())
1599                         {
1600                                 found.insert(dvbnamespace);
1601                                 eServiceReferenceDVB ref;
1602                                 ref.setDVBNamespace(dvbnamespace);
1603                                 ref.flags=eServiceReference::flagDirectory;
1604                                 char buf[128];
1605                                 snprintf(buf, 128, "(satellitePosition == %d) && ", dvbnamespace>>16);
1606
1607                                 ref.path=buf+source.path;
1608                                 unsigned int pos=ref.path.find("FROM");
1609                                 ref.path.erase(pos);
1610                                 ref.path+="ORDER BY name";
1611 //                              eDebug("ref.path now %s", ref.path.c_str());
1612                                 m_list.push_back(ref);
1613
1614                                 ref.path=buf+source.path;
1615                                 pos=ref.path.find("FROM");
1616                                 ref.path.erase(pos+5);
1617                                 ref.path+="PROVIDERS ORDER BY name";
1618 //                              eDebug("ref.path now %s", ref.path.c_str());
1619                                 m_list.push_back(ref);
1620
1621                                 snprintf(buf, 128, "(satellitePosition == %d) && (flags == %d) && ", dvbnamespace>>16, eDVBService::dxNewFound);
1622                                 ref.path=buf+source.path;
1623                                 pos=ref.path.find("FROM");
1624                                 ref.path.erase(pos);
1625                                 ref.path+="ORDER BY name";
1626 //                              eDebug("ref.path now %s", ref.path.c_str());
1627                                 m_list.push_back(ref);
1628                         }
1629                 }
1630         }
1631         m_cursor=m_list.begin();
1632 }
1633
1634 eDVBDBProvidersQuery::eDVBDBProvidersQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1635         :eDVBDBListQuery(db, source, query)
1636 {
1637         std::set<std::string> found;
1638         for (std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_db->m_services.begin());
1639                 it != m_db->m_services.end(); ++it)
1640         {
1641                 int res = !it->second->isHidden() && it->second->checkFilter(it->first, *query);
1642                 if (res)
1643                 {
1644                         const char *provider_name = it->second->m_provider_name.length() ?
1645                                 it->second->m_provider_name.c_str() :
1646                                 "Unknown";
1647                         if (found.find(std::string(provider_name)) == found.end())
1648                         {
1649                                 found.insert(std::string(provider_name));
1650                                 eServiceReferenceDVB ref;
1651                                 char buf[64];
1652                                 ref.name=provider_name;
1653                                 snprintf(buf, 64, "(provider == \"%s\") && ", provider_name);
1654                                 ref.path=buf+source.path;
1655                                 unsigned int pos = ref.path.find("FROM");
1656                                 ref.flags=eServiceReference::flagDirectory;
1657                                 ref.path.erase(pos);
1658                                 ref.path+="ORDER BY name";
1659 //                              eDebug("ref.path now %s", ref.path.c_str());
1660                                 m_list.push_back(ref);
1661                         }
1662                 }
1663         }
1664         m_cursor=m_list.begin();
1665 }
1666
1667 /* (<name|provider|type|bouquet|satpos|chid> <==|...> <"string"|int>)[||,&& (..)] */
1668
1669 static int decodeType(const std::string &type)
1670 {
1671         if (type == "name")
1672                 return eDVBChannelQuery::tName;
1673         else if (type == "provider")
1674                 return eDVBChannelQuery::tProvider;
1675         else if (type == "type")
1676                 return eDVBChannelQuery::tType;
1677         else if (type == "bouquet")
1678                 return eDVBChannelQuery::tBouquet;
1679         else if (type == "satellitePosition")
1680                 return eDVBChannelQuery::tSatellitePosition;
1681         else if (type == "channelID")
1682                 return eDVBChannelQuery::tChannelID;
1683         else if (type == "flags")
1684                 return eDVBChannelQuery::tFlags;
1685         else
1686                 return -1;
1687 }
1688
1689         /* never, NEVER write a parser in C++! */
1690 RESULT parseExpression(ePtr<eDVBChannelQuery> &res, std::list<std::string>::const_iterator begin, std::list<std::string>::const_iterator end)
1691 {
1692         std::list<std::string>::const_iterator end_of_exp;
1693
1694         if (begin == end)
1695                 return 0;
1696
1697         if (*begin == "(")
1698         {
1699                 end_of_exp = begin;
1700                 while (end_of_exp != end)
1701                         if (*end_of_exp == ")")
1702                                 break;
1703                         else
1704                                 ++end_of_exp;
1705
1706                 if (end_of_exp == end)
1707                 {
1708                         eDebug("expression parse: end of expression while searching for closing brace");
1709                         return -1;
1710                 }
1711
1712                 ++begin;
1713                 // begin..end_of_exp
1714                 int r = parseExpression(res, begin, end_of_exp);
1715                 if (r)
1716                         return r;
1717                 ++end_of_exp;
1718
1719                         /* we had only one sub expression */
1720                 if (end_of_exp == end)
1721                 {
1722 //                      eDebug("only one sub expression");
1723                         return 0;
1724                 }
1725
1726                         /* otherwise we have an operator here.. */
1727
1728                 ePtr<eDVBChannelQuery> r2 = res;
1729                 res = new eDVBChannelQuery();
1730                 res->m_sort = 0;
1731                 res->m_p1 = r2;
1732                 res->m_inverse = 0;
1733                 r2 = 0;
1734
1735                 if (*end_of_exp == "||")
1736                         res->m_type = eDVBChannelQuery::tOR;
1737                 else if (*end_of_exp == "&&")
1738                         res->m_type = eDVBChannelQuery::tAND;
1739                 else
1740                 {
1741                         eDebug("found operator %s, but only && and || are allowed!", end_of_exp->c_str());
1742                         res = 0;
1743                         return 1;
1744                 }
1745
1746                 ++end_of_exp;
1747
1748                 return parseExpression(res->m_p2, end_of_exp, end);
1749         }
1750
1751         // "begin" <op> "end"
1752         std::string type, op, val;
1753
1754         res = new eDVBChannelQuery();
1755         res->m_sort = 0;
1756
1757         int cnt = 0;
1758         while (begin != end)
1759         {
1760                 switch (cnt)
1761                 {
1762                 case 0:
1763                         type = *begin;
1764                         break;
1765                 case 1:
1766                         op = *begin;
1767                         break;
1768                 case 2:
1769                         val = *begin;
1770                         break;
1771                 case 3:
1772                         eDebug("malformed query: got '%s', but expected only <type> <op> <val>", begin->c_str());
1773                         return 1;
1774                 }
1775                 ++begin;
1776                 ++cnt;
1777         }
1778
1779         if (cnt != 3)
1780         {
1781                 eDebug("malformed query: missing stuff");
1782                 res = 0;
1783                 return 1;
1784         }
1785
1786         res->m_type = decodeType(type);
1787
1788         if (res->m_type == -1)
1789         {
1790                 eDebug("malformed query: invalid type %s", type.c_str());
1791                 res = 0;
1792                 return 1;
1793         }
1794
1795         if (op == "==")
1796                 res->m_inverse = 0;
1797         else if (op == "!=")
1798                 res->m_inverse = 1;
1799         else
1800         {
1801                 eDebug("invalid operator %s", op.c_str());
1802                 res = 0;
1803                 return 1;
1804         }
1805
1806         res->m_string = val;
1807
1808         if (res->m_type == eDVBChannelQuery::tChannelID)
1809         {
1810                 int ns, tsid, onid;
1811                 if (sscanf(val.c_str(), "%08x%04x%04x", &ns, &tsid, &onid) == 3)
1812                         res->m_channelid = eDVBChannelID(eDVBNamespace(ns), eTransportStreamID(tsid), eOriginalNetworkID(onid));
1813                 else
1814                         eDebug("couldn't parse channelid !! format should be hex NNNNNNNNTTTTOOOO (namespace, tsid, onid)");
1815         }
1816         else
1817                 res->m_int = atoi(val.c_str());
1818
1819         return 0;
1820 }
1821
1822 RESULT eDVBChannelQuery::compile(ePtr<eDVBChannelQuery> &res, std::string query)
1823 {
1824         std::list<std::string> tokens;
1825
1826         std::string current_token;
1827         std::string bouquet_name;
1828
1829 //      eDebug("splitting %s....", query.c_str());
1830         unsigned int i = 0;
1831         const char *splitchars="()";
1832         int quotemode = 0, lastsplit = 0, lastalnum = 0;
1833         while (i <= query.size())
1834         {
1835                 int c = (i < query.size()) ? query[i] : ' ';
1836                 ++i;
1837
1838                 int issplit = !!strchr(splitchars, c);
1839                 int isaln = isalnum(c);
1840                 int iswhite = c == ' ';
1841                 int isquot = c == '\"';
1842
1843                 if (quotemode)
1844                 {
1845                         iswhite = issplit = 0;
1846                         isaln = lastalnum;
1847                 }
1848
1849                 if (issplit || iswhite || isquot || lastsplit || (lastalnum != isaln))
1850                 {
1851                         if (current_token.size())
1852                                 tokens.push_back(current_token);
1853                         current_token.clear();
1854                 }
1855
1856                 if (!(iswhite || isquot))
1857                         current_token += c;
1858
1859                 if (isquot)
1860                         quotemode = !quotemode;
1861                 lastsplit = issplit;
1862                 lastalnum = isaln;
1863         }
1864
1865 //      for (std::list<std::string>::const_iterator a(tokens.begin()); a != tokens.end(); ++a)
1866 //      {
1867 //              printf("%s\n", a->c_str());
1868 //      }
1869
1870         int sort = eDVBChannelQuery::tName;
1871                 /* check for "ORDER BY ..." */
1872
1873         std::list<std::string>::iterator it = tokens.begin();
1874         while (it != tokens.end())
1875         {
1876                 if (*it == "ORDER")
1877                 {
1878                         tokens.erase(it++);
1879                         if (it != tokens.end() && *it == "BY")
1880                         {
1881                                 tokens.erase(it++);
1882                                 sort = decodeType(*it);
1883                                 tokens.erase(it++);
1884                         } else
1885                                 sort = -1;
1886                 }
1887                 else if (*it == "FROM")
1888                 {
1889                         tokens.erase(it++);
1890                         if (it != tokens.end() && *it == "BOUQUET")
1891                         {
1892                                 tokens.erase(it++);
1893                                 bouquet_name = *it;
1894                                 tokens.erase(it++);
1895                         }
1896                         else if (it != tokens.end() && *it == "SATELLITES")
1897                                 tokens.erase(it++);
1898                         else if (it != tokens.end() && *it == "PROVIDERS")
1899                                 tokens.erase(it++);
1900                         else
1901                         {
1902                                 eDebug("FROM unknown %s", (*it).c_str());
1903                                 tokens.erase(it++);
1904                         }
1905                 }
1906                 else
1907                         ++it;
1908         }
1909
1910         if (sort == -1)
1911         {
1912                 eWarning("ORDER BY .. string invalid.");
1913                 res = 0;
1914                 return -1;
1915         }
1916
1917 //      eDebug("sort by %d", sort);
1918
1919                 /* now we recursivly parse that. */
1920         int r = parseExpression(res, tokens.begin(), tokens.end());
1921
1922                 /* we have an empty (but valid!) expression */
1923         if (!r && !res)
1924         {
1925                 res = new eDVBChannelQuery();
1926                 res->m_inverse = 0;
1927                 res->m_type = eDVBChannelQuery::tAny;
1928         }
1929
1930         if (res)
1931         {
1932                 res->m_sort = sort;
1933                 res->m_bouquet_name = bouquet_name;
1934         }
1935
1936 //      eDebug("return: %d", r);
1937         return r;
1938 }
1939
1940 DEFINE_REF(eDVBChannelQuery);