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, bool simulate)
 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, simulate);
 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         int version=3;
 288         if ((!fgets(line, 256, f)) || sscanf(line, "eDVB services /%d/", &version) != 1)
 289         {
 290                 eDebug("not a valid servicefile");
 291                 fclose(f);
 292                 return;
 293         }
 294         eDebug("reading services (version %d)", version);
 295         if ((!fgets(line, 256, f)) || strcmp(line, "transponders\n"))
 296         {
 297                 eDebug("services invalid, no transponders");
 298                 fclose(f);
 299                 return;
 300         }
 301
 302         // clear all transponders
 303
 304         while (!feof(f))
 305         {
 306                 if (!fgets(line, 256, f))
 307                         break;
 308                 if (!strcmp(line, "end\n"))
 309                         break;
 310                 int dvb_namespace=-1, transport_stream_id=-1, original_network_id=-1;
 311                 sscanf(line, "%x:%x:%x", &dvb_namespace, &transport_stream_id, &original_network_id);
 312                 if (original_network_id == -1)
 313                         continue;
 314                 eDVBChannelID channelid = eDVBChannelID(
 315                         eDVBNamespace(dvb_namespace),
 316                         eTransportStreamID(transport_stream_id),
 317                         eOriginalNetworkID(original_network_id));
 318
 319                 ePtr<eDVBFrontendParameters> feparm = new eDVBFrontendParameters;
 320                 while (!feof(f))
 321                 {
 322                         fgets(line, 256, f);
 323                         if (!strcmp(line, "/\n"))
 324                                 break;
 325                         if (line[1]=='s')
 326                         {
 327                                 eDVBFrontendParametersSatellite sat;
 328                                 int frequency, symbol_rate, polarisation, fec, orbital_position, inversion,
 329                                         flags=0,
 330                                         system=eDVBFrontendParametersSatellite::System_DVB_S,
 331                                         modulation=eDVBFrontendParametersSatellite::Modulation_QPSK,
 332                                         rolloff=eDVBFrontendParametersSatellite::RollOff_alpha_0_35,
 333                                         pilot=eDVBFrontendParametersSatellite::Pilot_Unknown;
 334                                 if (version == 3)
 335                                         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);
 336                                 else
 337                                         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);
 338                                 sat.frequency = frequency;
 339                                 sat.symbol_rate = symbol_rate;
 340                                 sat.polarisation = polarisation;
 341                                 sat.fec = fec;
 342                                 sat.orbital_position =
 343                                         orbital_position < 0 ? orbital_position + 3600 : orbital_position;
 344                                 sat.inversion = inversion;
 345                                 sat.system = system;
 346                                 sat.modulation = modulation;
 347                                 sat.rolloff = rolloff;
 348                                 sat.pilot = pilot;
 349                                 feparm->setDVBS(sat);
 350                                 feparm->setFlags(flags);
 351                         } else if (line[1]=='t')
 352                         {
 353                                 eDVBFrontendParametersTerrestrial ter;
 354                                 int frequency, bandwidth, code_rate_HP, code_rate_LP, modulation, transmission_mode, guard_interval, hierarchy, inversion, flags=0;
 355                                 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);
 356                                 ter.frequency = frequency;
 357                                 ter.bandwidth = bandwidth;
 358                                 ter.code_rate_HP = code_rate_HP;
 359                                 ter.code_rate_LP = code_rate_LP;
 360                                 ter.modulation = modulation;
 361                                 ter.transmission_mode = transmission_mode;
 362                                 ter.guard_interval = guard_interval;
 363                                 ter.hierarchy = hierarchy;
 364                                 ter.inversion = inversion;
 365                                 feparm->setDVBT(ter);
 366                                 feparm->setFlags(flags);
 367                         } else if (line[1]=='c')
 368                         {
 369                                 eDVBFrontendParametersCable cab;
 370                                 int frequency, symbol_rate,
 371                                         inversion=eDVBFrontendParametersCable::Inversion_Unknown,
 372                                         modulation=eDVBFrontendParametersCable::Modulation_Auto,
 373                                         fec_inner=eDVBFrontendParametersCable::FEC_Auto,
 374                                         flags=0;
 375                                 sscanf(line+3, "%d:%d:%d:%d:%d:%d", &frequency, &symbol_rate, &inversion, &modulation, &fec_inner, &flags);
 376                                 cab.frequency = frequency;
 377                                 cab.fec_inner = fec_inner;
 378                                 cab.inversion = inversion;
 379                                 cab.symbol_rate = symbol_rate;
 380                                 cab.modulation = modulation;
 381                                 feparm->setDVBC(cab);
 382                                 feparm->setFlags(flags);
 383                         }
 384                 }
 385                 addChannelToList(channelid, feparm);
 386         }
 387
 388         if ((!fgets(line, 256, f)) || strcmp(line, "services\n"))
 389         {
 390                 eDebug("services invalid, no services");
 391                 return;
 392         }
 393
 394         // clear all services
 395
 396         int count=0;
 397
 398         while (!feof(f))
 399         {
 400                 if (!fgets(line, 256, f))
 401                         break;
 402                 if (!strcmp(line, "end\n"))
 403                         break;
 404
 405                 int service_id=-1, dvb_namespace, transport_stream_id=-1, original_network_id=-1, service_type=-1, service_number=-1;
 406                 sscanf(line, "%x:%x:%x:%x:%d:%d", &service_id, &dvb_namespace, &transport_stream_id, &original_network_id, &service_type, &service_number);
 407                 if (service_number == -1)
 408                         continue;
 409                 ePtr<eDVBService> s = new eDVBService;
 410                 eServiceReferenceDVB ref =
 411                                                 eServiceReferenceDVB(
 412                                                 eDVBNamespace(dvb_namespace),
 413                                                 eTransportStreamID(transport_stream_id),
 414                                                 eOriginalNetworkID(original_network_id),
 415                                                 eServiceID(service_id),
 416                                                 service_type);
 417                 count++;
 418                 fgets(line, 256, f);
 419                 if (strlen(line))
 420                         line[strlen(line)-1]=0;
 421
 422                 s->m_service_name = line;
 423                 s->genSortName();
 424
 425                 fgets(line, 256, f);
 426                 if (strlen(line))
 427                         line[strlen(line)-1]=0;
 428                 std::string str=line;
 429
 430                 if (str[1]!=':')        // old ... (only service_provider)
 431                 {
 432                         s->m_provider_name=line;
 433                 } else
 434                         while ((!str.empty()) && str[1]==':') // new: p:, f:, c:%02d...
 435                         {
 436                                 size_t c=str.find(',');
 437                                 char p=str[0];
 438                                 std::string v;
 439                                 if (c == std::string::npos)
 440                                 {
 441                                         v=str.substr(2);
 442                                         str="";
 443                                 } else
 444                                 {
 445                                         v=str.substr(2, c-2);
 446                                         str=str.substr(c+1);
 447                                 }
 448 //                              eDebug("%c ... %s", p, v.c_str());
 449                                 if (p == 'p')
 450                                         s->m_provider_name=v;
 451                                 else if (p == 'f')
 452                                 {
 453                                         sscanf(v.c_str(), "%x", &s->m_flags);
 454                                 } else if (p == 'c')
 455                                 {
 456                                         int cid, val;
 457                                         sscanf(v.c_str(), "%02d%x", &cid, &val);
 458                                         s->setCacheEntry((eDVBService::cacheID)cid,val);
 459                                 } else if (p == 'C')
 460                                 {
 461                                         int val;
 462                                         sscanf(v.c_str(), "%04x", &val);
 463                                         s->m_ca.push_front((uint16_t)val);
 464                                 }
 465                         }
 466                 addService(ref, s);
 467         }
 468
 469         eDebug("loaded %d services", count);
 470
 471         fclose(f);
 472 }
 473
 474 void eDVBDB::saveServicelist(const char *file)
 475 {
 476         eDebug("---- saving lame channel db");
 477         FILE *f=fopen(file, "w");
 478         int channels=0, services=0;
 479         if (!f)
 480                 eFatal("couldn't save lame channel db!");
 481         fprintf(f, "eDVB services /4/\n");
 482         fprintf(f, "transponders\n");
 483         for (std::map<eDVBChannelID, channel>::const_iterator i(m_channels.begin());
 484                         i != m_channels.end(); ++i)
 485         {
 486                 const eDVBChannelID &chid = i->first;
 487                 const channel &ch = i->second;
 488
 489                 fprintf(f, "%08x:%04x:%04x\n", chid.dvbnamespace.get(),
 490                                 chid.transport_stream_id.get(), chid.original_network_id.get());
 491                 eDVBFrontendParametersSatellite sat;
 492                 eDVBFrontendParametersTerrestrial ter;
 493                 eDVBFrontendParametersCable cab;
 494                 unsigned int flags;  // flagOnlyFree yet..
 495                 ch.m_frontendParameters->getFlags(flags);
 496                 if (!ch.m_frontendParameters->getDVBS(sat))
 497                 {
 498                         if (sat.system == eDVBFrontendParametersSatellite::System_DVB_S2)
 499                         {
 500                                 fprintf(f, "\ts %d:%d:%d:%d:%d:%d:%d:%d:%d:%d:%d\n",
 501                                         sat.frequency, sat.symbol_rate,
 502                                         sat.polarisation, sat.fec,
 503                                         sat.orbital_position > 1800 ? sat.orbital_position - 3600 : sat.orbital_position,
 504                                         sat.inversion,
 505                                         flags,
 506                                         sat.system,
 507                                         sat.modulation,
 508                                         sat.rolloff,
 509                                         sat.pilot);
 510                         }
 511                         else
 512                         {
 513                                 fprintf(f, "\ts %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, flags);
 518                         }
 519                 }
 520                 else if (!ch.m_frontendParameters->getDVBT(ter))
 521                 {
 522                         fprintf(f, "\tt %d:%d:%d:%d:%d:%d:%d:%d:%d:%d\n",
 523                                 ter.frequency, ter.bandwidth, ter.code_rate_HP,
 524                                 ter.code_rate_LP, ter.modulation, ter.transmission_mode,
 525                                 ter.guard_interval, ter.hierarchy, ter.inversion, flags);
 526                 }
 527                 else if (!ch.m_frontendParameters->getDVBC(cab))
 528                 {
 529                         fprintf(f, "\tc %d:%d:%d:%d:%d:%d\n",
 530                                 cab.frequency, cab.symbol_rate, cab.inversion, cab.modulation, cab.fec_inner, flags);
 531                 }
 532                 fprintf(f, "/\n");
 533                 channels++;
 534         }
 535         fprintf(f, "end\nservices\n");
 536
 537         for (std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator i(m_services.begin());
 538                 i != m_services.end(); ++i)
 539         {
 540                 const eServiceReferenceDVB &s = i->first;
 541                 fprintf(f, "%04x:%08x:%04x:%04x:%d:%d\n",
 542                                 s.getServiceID().get(), s.getDVBNamespace().get(),
 543                                 s.getTransportStreamID().get(),s.getOriginalNetworkID().get(),
 544                                 s.getServiceType(),
 545                                 0);
 546
 547                 fprintf(f, "%s\n", i->second->m_service_name.c_str());
 548
 549                 fprintf(f, "p:%s", i->second->m_provider_name.c_str());
 550
 551                 // write cached pids
 552                 for (int x=0; x < eDVBService::cacheMax; ++x)
 553                 {
 554                         int entry = i->second->getCacheEntry((eDVBService::cacheID)x);
 555                         if (entry != -1)
 556                                 fprintf(f, ",c:%02d%04x", x, entry);
 557                 }
 558
 559                 // write cached ca pids
 560                 for (CAID_LIST::const_iterator ca(i->second->m_ca.begin());
 561                         ca != i->second->m_ca.end(); ++ca)
 562                         fprintf(f, ",C:%04x", *ca);
 563
 564                 if (i->second->m_flags)
 565                         fprintf(f, ",f:%x", i->second->m_flags);
 566
 567                 fprintf(f, "\n");
 568                 services++;
 569         }
 570         fprintf(f, "end\nHave a lot of bugs!\n");
 571         eDebug("saved %d channels and %d services!", channels, services);
 572         fclose(f);
 573 }
 574
 575 void eDVBDB::saveServicelist()
 576 {
 577         saveServicelist(CONFIGDIR"/enigma2/lamedb");
 578 }
 579
 580 void eDVBDB::loadBouquet(const char *path)
 581 {
 582         std::string bouquet_name = path;
 583         if (!bouquet_name.length())
 584         {
 585                 eDebug("Bouquet load failed.. no path given..");
 586                 return;
 587         }
 588         size_t pos = bouquet_name.rfind('/');
 589         if ( pos != std::string::npos )
 590                 bouquet_name.erase(0, pos+1);
 591         if (bouquet_name.empty())
 592         {
 593                 eDebug("Bouquet load failed.. no filename given..");
 594                 return;
 595         }
 596         eBouquet &bouquet = m_bouquets[bouquet_name];
 597         bouquet.m_filename = bouquet_name;
 598         std::list<eServiceReference> &list = bouquet.m_services;
 599         list.clear();
 600
 601         std::string p = CONFIGDIR"/enigma2/";
 602         p+=path;
 603         eDebug("loading bouquet... %s", p.c_str());
 604         FILE *fp=fopen(p.c_str(), "rt");
 605         int entries=0;
 606         if (!fp)
 607         {
 608                 struct stat s;
 609                 if ( !stat(path, &s) )
 610                 {
 611                         rename(path, p.c_str() );
 612                         loadBouquet(path);
 613                         return;
 614                 }
 615                 eDebug("failed to open.");
 616                 if ( strstr(path, "bouquets.tv") )
 617                 {
 618                         eDebug("recreate bouquets.tv");
 619                         bouquet.m_bouquet_name="Bouquets (TV)";
 620                         bouquet.flushChanges();
 621                 }
 622                 else if ( strstr(path, "bouquets.radio") )
 623                 {
 624                         eDebug("recreate bouquets.radio");
 625                         bouquet.m_bouquet_name="Bouquets (Radio)";
 626                         bouquet.flushChanges();
 627                 }
 628                 return;
 629         }
 630         char line[256];
 631         bool read_descr=false;
 632         eServiceReference *e = NULL;
 633         while (1)
 634         {
 635                 if (!fgets(line, 256, fp))
 636                         break;
 637                 line[strlen(line)-1]=0;
 638                 if (strlen(line) && line[strlen(line)-1]=='\r')
 639                         line[strlen(line)-1]=0;
 640                 if (!line[0])
 641                         break;
 642                 if (line[0]=='#')
 643                 {
 644                         if (!strncmp(line, "#SERVICE", 8))
 645                         {
 646                                 int offs = line[8] == ':' ? 10 : 9;
 647                                 eServiceReference tmp(line+offs);
 648                                 if (tmp.type != eServiceReference::idDVB)
 649                                 {
 650                                         eDebug("only DVB Bouquets supported");
 651                                         continue;
 652                                 }
 653                                 if ( tmp.flags&eServiceReference::canDescent )
 654                                 {
 655                                         size_t pos = tmp.path.rfind('/');
 656                                         char buf[256];
 657                                         std::string path = tmp.path;
 658                                         if ( pos != std::string::npos )
 659                                                 path.erase(0, pos+1);
 660                                         if (path.empty())
 661                                         {
 662                                                 eDebug("Bouquet load failed.. no filename given..");
 663                                                 continue;
 664                                         }
 665                                         pos = path.find("FROM BOUQUET ");
 666                                         if (pos != std::string::npos)
 667                                         {
 668                                                 char endchr = path[pos+13];
 669                                                 if (endchr != '"')
 670                                                 {
 671                                                         eDebug("ignore invalid bouquet '%s' (only \" are allowed)",
 672                                                                 tmp.toString().c_str());
 673                                                         continue;
 674                                                 }
 675                                                 char *beg = &path[pos+14];
 676                                                 char *end = strchr(beg, endchr);
 677                                                 path.assign(beg, end - beg);
 678                                         }
 679                                         else
 680                                         {
 681                                                 snprintf(buf, 256, "FROM BOUQUET \"%s\" ORDER BY bouquet", path.c_str());
 682                                                 tmp.path = buf;
 683                                         }
 684                                         loadBouquet(path.c_str());
 685                                 }
 686                                 list.push_back(tmp);
 687                                 e = &list.back();
 688                                 read_descr=true;
 689                                 ++entries;
 690                         }
 691                         else if (read_descr && !strncmp(line, "#DESCRIPTION", 12))
 692                         {
 693                                 int offs = line[12] == ':' ? 14 : 13;
 694                                 e->name = line+offs;
 695                                 read_descr=false;
 696                         }
 697                         else if (!strncmp(line, "#NAME ", 6))
 698                                 bouquet.m_bouquet_name=line+6;
 699                         continue;
 700                 }
 701         }
 702         fclose(fp);
 703         eDebug("%d entries in Bouquet %s", entries, bouquet_name.c_str());
 704 }
 705
 706 void eDVBDB::reloadBouquets()
 707 {
 708         m_bouquets.clear();
 709         loadBouquet("bouquets.tv");
 710         loadBouquet("bouquets.radio");
 711 // create default bouquets when missing
 712         if ( m_bouquets.find("userbouquet.favourites.tv") == m_bouquets.end() )
 713         {
 714                 eBouquet &b = m_bouquets["userbouquet.favourites.tv"];
 715                 b.m_filename = "userbouquet.favourites.tv";
 716                 b.m_bouquet_name = "Favourites (TV)";
 717                 b.flushChanges();
 718                 eServiceReference ref;
 719                 memset(ref.data, 0, sizeof(ref.data));
 720                 ref.type=1;
 721                 ref.flags=7;
 722                 ref.data[0]=1;
 723                 ref.path="FROM BOUQUET \"userbouquet.favourites.tv\" ORDER BY bouquet";
 724                 eBouquet &parent = m_bouquets["bouquets.tv"];
 725                 parent.m_services.push_back(ref);
 726                 parent.flushChanges();
 727         }
 728         if ( m_bouquets.find("userbouquet.favourites.radio") == m_bouquets.end() )
 729         {
 730                 eBouquet &b = m_bouquets["userbouquet.favourites.radio"];
 731                 b.m_filename = "userbouquet.favourites.radio";
 732                 b.m_bouquet_name = "Favourites (Radio)";
 733                 b.flushChanges();
 734                 eServiceReference ref;
 735                 memset(ref.data, 0, sizeof(ref.data));
 736                 ref.type=1;
 737                 ref.flags=7;
 738                 ref.data[0]=2;
 739                 ref.path="FROM BOUQUET \"userbouquet.favourites.radio\" ORDER BY bouquet";
 740                 eBouquet &parent = m_bouquets["bouquets.radio"];
 741                 parent.m_services.push_back(ref);
 742                 parent.flushChanges();
 743         }
 744 }
 745
 746 eDVBDB *eDVBDB::instance;
 747
 748 using namespace xmlcc;
 749
 750 eDVBDB::eDVBDB()
 751 {
 752         instance = this;
 753         reloadServicelist();
 754 }
 755
 756 PyObject *eDVBDB::readSatellites(ePyObject sat_list, ePyObject sat_dict, ePyObject tp_dict)
 757 {
 758         if (!PyDict_Check(tp_dict)) {
 759                 PyErr_SetString(PyExc_StandardError,
 760                         "type error");
 761                         eDebug("arg 2 is not a python dict");
 762                 return NULL;
 763         }
 764         else if (!PyDict_Check(sat_dict))
 765         {
 766                 PyErr_SetString(PyExc_StandardError,
 767                         "type error");
 768                         eDebug("arg 1 is not a python dict");
 769                 return NULL;
 770         }
 771         else if (!PyList_Check(sat_list))
 772         {
 773                 PyErr_SetString(PyExc_StandardError,
 774                         "type error");
 775                         eDebug("arg 0 is not a python list");
 776                 return NULL;
 777         }
 778         XMLTree tree;
 779         tree.setFilename("/etc/tuxbox/satellites.xml");
 780         tree.read();
 781         Element *root = tree.getRoot();
 782         if (!root)
 783         {
 784                 eDebug("couldn't open /etc/tuxbox/satellites.xml!!");
 785                 Py_INCREF(Py_False);
 786                 return Py_False;
 787         }
 788         int tmp, *dest = NULL,
 789                 modulation, system, freq, sr, pol, fec, inv, pilot, rolloff, tsid, onid;
 790         char *end_ptr;
 791         const Attribute *at;
 792         std::string name;
 793         const ElementList &root_elements = root->getElementList();
 794         for (ElementConstIterator it(root_elements.begin()); it != root_elements.end(); ++it)
 795         {
 796 //              eDebug("element: %s", (*it)->name().c_str());
 797                 const Element *el = *it;
 798                 const ElementList &sat_elements = el->getElementList();
 799                 const AttributeList &sat_attributes = el->getAttributeList();
 800                 ePyObject sat_name;
 801                 ePyObject sat_pos;
 802                 ePyObject sat_flags;
 803                 for (AttributeConstIterator it(sat_attributes.begin()); it != sat_attributes.end(); ++it)
 804                 {
 805 //                      eDebug("\tattr: %s", at->name().c_str());
 806                         at = *it;
 807                         name = at->name();
 808                         if (name == "name")
 809                                 sat_name = PyString_FromString(at->value().c_str());
 810                         else if (name == "flags")
 811                         {
 812                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
 813                                 if (!*end_ptr)
 814                                         sat_flags = PyInt_FromLong(tmp);
 815                         }
 816                         else if (name == "position")
 817                         {
 818                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
 819                                 if (!*end_ptr)
 820                                 {
 821                                         if (tmp < 0)
 822                                                 tmp = 3600 + tmp;
 823                                         sat_pos = PyInt_FromLong(tmp);
 824                                 }
 825                         }
 826                 }
 827                 if (sat_pos && sat_name)
 828                 {
 829                         ePyObject tplist = PyList_New(0);
 830                         ePyObject tuple = PyTuple_New(3);
 831                         if (!sat_flags)
 832                                 sat_flags = PyInt_FromLong(0);
 833                         PyTuple_SET_ITEM(tuple, 0, sat_pos);
 834                         PyTuple_SET_ITEM(tuple, 1, sat_name);
 835                         PyTuple_SET_ITEM(tuple, 2, sat_flags);
 836                         PyList_Append(sat_list, tuple);
 837                         Py_DECREF(tuple);
 838                         PyDict_SetItem(sat_dict, sat_pos, sat_name);
 839                         PyDict_SetItem(tp_dict, sat_pos, tplist);
 840                         for (ElementConstIterator it(sat_elements.begin()); it != sat_elements.end(); ++it)
 841                         {
 842 //                              eDebug("\telement: %s", (*it)->name().c_str());
 843                                 const AttributeList &tp_attributes = (*it)->getAttributeList();
 844                                 AttributeConstIterator end = tp_attributes.end();
 845                                 modulation = 1; // QPSK default
 846                                 system = 0; // DVB-S default
 847                                 freq = 0;
 848                                 sr = 0;
 849                                 pol = -1;
 850                                 fec = 0; // AUTO default
 851                                 inv = 2; // AUTO default
 852                                 pilot = 2; // AUTO default
 853                                 rolloff = 0; // alpha 0.35
 854                                 tsid = -1;
 855                                 onid = -1;
 856
 857                                 for (AttributeConstIterator it(tp_attributes.begin()); it != end; ++it)
 858                                 {
 859                                         //eDebug("\t\tattr: %s", at->name().c_str());
 860                                         at = *it;
 861                                         name = at->name();
 862                                         if (name == "modulation") dest = &modulation;
 863                                         else if (name == "system") dest = &system;
 864                                         else if (name == "frequency") dest = &freq;
 865                                         else if (name == "symbol_rate") dest = &sr;
 866                                         else if (name == "polarization") dest = &pol;
 867                                         else if (name == "fec_inner") dest = &fec;
 868                                         else if (name == "inversion") dest = &inv;
 869                                         else if (name == "rolloff") dest = &rolloff;
 870                                         else if (name == "pilot") dest = &pilot;
 871                                         else if (name == "tsid") dest = &tsid;
 872                                         else if (name == "onid") dest = &onid;
 873                                         if (dest)
 874                                         {
 875                                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
 876                                                 if (!*end_ptr)
 877                                                         *dest = tmp;
 878                                         }
 879                                 }
 880                                 if (freq && sr && pol != -1)
 881                                 {
 882                                         tuple = PyTuple_New(12);
 883                                         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(0));
 884                                         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(freq));
 885                                         PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(sr));
 886                                         PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(pol));
 887                                         PyTuple_SET_ITEM(tuple, 4, PyInt_FromLong(fec));
 888                                         PyTuple_SET_ITEM(tuple, 5, PyInt_FromLong(system));
 889                                         PyTuple_SET_ITEM(tuple, 6, PyInt_FromLong(modulation));
 890                                         PyTuple_SET_ITEM(tuple, 7, PyInt_FromLong(inv));
 891                                         PyTuple_SET_ITEM(tuple, 8, PyInt_FromLong(rolloff));
 892                                         PyTuple_SET_ITEM(tuple, 9, PyInt_FromLong(pilot));
 893                                         PyTuple_SET_ITEM(tuple, 10, PyInt_FromLong(tsid));
 894                                         PyTuple_SET_ITEM(tuple, 11, PyInt_FromLong(onid));
 895                                         PyList_Append(tplist, tuple);
 896                                         Py_DECREF(tuple);
 897                                 }
 898                         }
 899                         Py_DECREF(tplist);
 900                 }
 901                 else
 902                 {
 903                         if (sat_pos)
 904                                 Py_DECREF(sat_pos);
 905                         if (sat_name)
 906                                 Py_DECREF(sat_name);
 907                         if (sat_flags)
 908                                 Py_DECREF(sat_flags);
 909                 }
 910         }
 911         Py_INCREF(Py_True);
 912         return Py_True;
 913 }
 914
 915 PyObject *eDVBDB::readCables(ePyObject cab_list, ePyObject tp_dict)
 916 {
 917         if (!PyDict_Check(tp_dict)) {
 918                 PyErr_SetString(PyExc_StandardError,
 919                         "type error");
 920                         eDebug("arg 1 is not a python dict");
 921                 return NULL;
 922         }
 923         else if (!PyList_Check(cab_list))
 924         {
 925                 PyErr_SetString(PyExc_StandardError,
 926                         "type error");
 927                         eDebug("arg 0 is not a python list");
 928                 return NULL;
 929         }
 930         XMLTree tree;
 931         tree.setFilename("/etc/tuxbox/cables.xml");
 932         tree.read();
 933         Element *root = tree.getRoot();
 934         if (!root)
 935         {
 936                 eDebug("couldn't open /etc/tuxbox/cables.xml!!");
 937                 Py_INCREF(Py_False);
 938                 return Py_False;
 939         }
 940         const Attribute *at;
 941         int tmp, *dest,
 942                 modulation, fec, freq, sr;
 943         std::string name;
 944         char *end_ptr;
 945         const ElementList &root_elements = root->getElementList();
 946         for (ElementConstIterator it(root_elements.begin()); it != root_elements.end(); ++it)
 947         {
 948 //              eDebug("element: %s", el->name().c_str());
 949                 const Element *el = *it;
 950                 const ElementList &cab_elements = el->getElementList();
 951                 const AttributeList &cab_attributes = el->getAttributeList();
 952                 ePyObject cab_name;
 953                 ePyObject cab_flags;
 954                 for (AttributeConstIterator it(cab_attributes.begin()); it != cab_attributes.end(); ++it)
 955                 {
 956 //                      eDebug("\tattr: %s", at->name().c_str());
 957                         at = *it;
 958                         name = at->name();
 959                         if (name == "name")
 960                                 cab_name = PyString_FromString(at->value().c_str());
 961                         else if (name == "flags")
 962                         {
 963                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
 964                                 if (!*end_ptr)
 965                                         cab_flags = PyInt_FromLong(tmp);
 966                         }
 967                 }
 968                 if (cab_name)
 969                 {
 970                         ePyObject tplist = PyList_New(0);
 971                         ePyObject tuple = PyTuple_New(2);
 972                         if (!cab_flags)
 973                                 cab_flags = PyInt_FromLong(0);
 974                         PyTuple_SET_ITEM(tuple, 0, cab_name);
 975                         PyTuple_SET_ITEM(tuple, 1, cab_flags);
 976                         PyList_Append(cab_list, tuple);
 977                         Py_DECREF(tuple);
 978                         PyDict_SetItem(tp_dict, cab_name, tplist);
 979                         for (ElementConstIterator it(cab_elements.begin()); it != cab_elements.end(); ++it)
 980                         {
 981 //                              eDebug("\telement: %s", (*it)->name().c_str());
 982                                 const AttributeList &tp_attributes = (*it)->getAttributeList();
 983                                 AttributeConstIterator end = tp_attributes.end();
 984                                 modulation = 3; // QAM64 default
 985                                 fec = 0; // AUTO default
 986                                 freq = 0;
 987                                 sr = 0;
 988                                 for (AttributeConstIterator it(tp_attributes.begin()); it != end; ++it)
 989                                 {
 990 //                                      eDebug("\t\tattr: %s", at->name().c_str());
 991                                         at = *it;
 992                                         dest = 0;
 993                                         name = at->name();
 994                                         if (name == "modulation") dest = &modulation;
 995                                         else if (name == "frequency") dest = &freq;
 996                                         else if (name == "symbol_rate") dest = &sr;
 997                                         else if (name == "fec_inner") dest = &fec;
 998                                         if (dest)
 999                                         {
1000                                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
1001                                                 if (!*end_ptr)
1002                                                         *dest = tmp;
1003                                         }
1004                                 }
1005                                 if (freq && sr)
1006                                 {
1007                                         while (freq > 999999)
1008                                                 freq /= 10;
1009                                         tuple = PyTuple_New(5);
1010                                         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(1));
1011                                         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(freq));
1012                                         PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(sr));
1013                                         PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(modulation));
1014                                         PyTuple_SET_ITEM(tuple, 4, PyInt_FromLong(fec));
1015                                         PyList_Append(tplist, tuple);
1016                                         Py_DECREF(tuple);
1017                                 }
1018                         }
1019                         Py_DECREF(tplist);
1020                 }
1021                 else if (cab_flags)
1022                         Py_DECREF(cab_flags);
1023         }
1024         Py_INCREF(Py_True);
1025         return Py_True;
1026 }
1027
1028 PyObject *eDVBDB::readTerrestrials(ePyObject ter_list, ePyObject tp_dict)
1029 {
1030         if (!PyDict_Check(tp_dict)) {
1031                 PyErr_SetString(PyExc_StandardError,
1032                         "type error");
1033                         eDebug("arg 1 is not a python dict");
1034                 return NULL;
1035         }
1036         else if (!PyList_Check(ter_list))
1037         {
1038                 PyErr_SetString(PyExc_StandardError,
1039                         "type error");
1040                         eDebug("arg 0 is not a python list");
1041                 return NULL;
1042         }
1043         XMLTree tree;
1044         tree.setFilename("/etc/tuxbox/terrestrial.xml");
1045         tree.read();
1046         Element *root = tree.getRoot();
1047         if (!root)
1048         {
1049                 eDebug("couldn't open /etc/tuxbox/terrestrial.xml!!");
1050                 Py_INCREF(Py_False);
1051                 return Py_False;
1052         }
1053         const Attribute *at;
1054         std::string name;
1055         int tmp, *dest,
1056                 freq, bw, constellation, crh = 5, crl = 5, guard = 4, transm, hierarchy, inv = 2;
1057         char *end_ptr;
1058         const ElementList &root_elements = root->getElementList();
1059         for (ElementConstIterator it(root_elements.begin()); it != root_elements.end(); ++it)
1060         {
1061 //              eDebug("element: %s", el->name().c_str());
1062                 const Element *el = *it;
1063                 const ElementList &ter_elements = el->getElementList();
1064                 const AttributeList &ter_attributes = el->getAttributeList();
1065                 ePyObject ter_name;
1066                 ePyObject ter_flags;
1067                 for (AttributeConstIterator it(ter_attributes.begin()); it != ter_attributes.end(); ++it)
1068                 {
1069 //                      eDebug("\tattr: %s", at->name().c_str());
1070                         at = *it;
1071                         name = at->name();
1072                         if (name == "name")
1073                                 ter_name = PyString_FromString(at->value().c_str());
1074                         else if (name == "flags")
1075                         {
1076                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
1077                                 if (!*end_ptr)
1078                                         ter_flags = PyInt_FromLong(tmp);
1079                         }
1080                 }
1081                 if (ter_name)
1082                 {
1083                         ePyObject tplist = PyList_New(0);
1084                         ePyObject tuple = PyTuple_New(2);
1085                         if (!ter_flags)
1086                                 ter_flags = PyInt_FromLong(0);
1087                         PyTuple_SET_ITEM(tuple, 0, ter_name);
1088                         PyTuple_SET_ITEM(tuple, 1, ter_flags);
1089                         PyList_Append(ter_list, tuple);
1090                         Py_DECREF(tuple);
1091                         PyDict_SetItem(tp_dict, ter_name, tplist);
1092                         for (ElementConstIterator it(ter_elements.begin()); it != ter_elements.end(); ++it)
1093                         {
1094 //                              eDebug("\telement: %s", (*it)->name().c_str());
1095                                 const AttributeList &tp_attributes = (*it)->getAttributeList();
1096                                 AttributeConstIterator end = tp_attributes.end();
1097                                 freq = 0;
1098                                 bw = 3; // AUTO
1099                                 constellation = 1; // AUTO
1100                                 crh = 5; // AUTO
1101                                 crl = 5; // AUTO
1102                                 guard = 4; // AUTO
1103                                 transm = 2; // AUTO
1104                                 hierarchy = 4; // AUTO
1105                                 inv = 2; // AUTO
1106                                 for (AttributeConstIterator it(tp_attributes.begin()); it != end; ++it)
1107                                 {
1108 //                                      eDebug("\t\tattr: %s", at->name().c_str());
1109                                         at = *it;
1110                                         dest = 0;
1111                                         name = at->name();
1112                                         if (name == "centre_frequency") dest = &freq;
1113                                         else if (name == "bandwidth") dest = &bw;
1114                                         else if (name == "constellation") dest = &constellation;
1115                                         else if (name == "code_rate_hp") dest = &crh;
1116                                         else if (name == "code_rate_lp") dest = &crl;
1117                                         else if (name == "guard_interval") dest = &guard;
1118                                         else if (name == "transmission_mode") dest = &transm;
1119                                         else if (name == "hierarchy_information") dest = &hierarchy;
1120                                         else if (name == "inversion") dest = &inv;
1121                                         if (dest)
1122                                         {
1123                                                 tmp = strtol(at->value().c_str(), &end_ptr, 10);
1124                                                 if (!*end_ptr)
1125                                                         *dest = tmp;
1126                                         }
1127                                 }
1128                                 if (freq)
1129                                 {
1130                                         if (crh > 5) // our terrestrial.xml is buggy... 6 for AUTO
1131                                                 crh = 5;
1132                                         if (crl > 5) // our terrestrial.xml is buggy... 6 for AUTO
1133                                                 crl = 5;
1134                                         tuple = PyTuple_New(10);
1135                                         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(2));
1136                                         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(freq));
1137                                         PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(bw));
1138                                         PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(constellation));
1139                                         PyTuple_SET_ITEM(tuple, 4, PyInt_FromLong(crh));
1140                                         PyTuple_SET_ITEM(tuple, 5, PyInt_FromLong(crl));
1141                                         PyTuple_SET_ITEM(tuple, 6, PyInt_FromLong(guard));
1142                                         PyTuple_SET_ITEM(tuple, 7, PyInt_FromLong(transm));
1143                                         PyTuple_SET_ITEM(tuple, 8, PyInt_FromLong(hierarchy));
1144                                         PyTuple_SET_ITEM(tuple, 9, PyInt_FromLong(inv));
1145                                         PyList_Append(tplist, tuple);
1146                                         Py_DECREF(tuple);
1147                                 }
1148                         }
1149                         Py_DECREF(tplist);
1150                 }
1151                 else if (ter_flags)
1152                         Py_DECREF(ter_flags);
1153         }
1154         Py_INCREF(Py_True);
1155         return Py_True;
1156 }
1157
1158 eDVBDB::~eDVBDB()
1159 {
1160         instance=NULL;
1161 }
1162
1163 RESULT eDVBDB::removeService(const eServiceReference &ref)
1164 {
1165         if (ref.type == eServiceReference::idDVB)
1166         {
1167                 eServiceReferenceDVB &service = (eServiceReferenceDVB&)ref;
1168                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_services.find(service));
1169                 if (it != m_services.end())
1170                 {
1171                         m_services.erase(it);
1172                         return 0;
1173                 }
1174         }
1175         return -1;
1176 }
1177
1178 RESULT eDVBDB::removeServices(int dvb_namespace, int tsid, int onid, unsigned int orb_pos)
1179 {
1180         return removeServices(eDVBChannelID(eDVBNamespace(dvb_namespace), eTransportStreamID(tsid), eOriginalNetworkID(onid)), orb_pos);
1181 }
1182
1183 RESULT eDVBDB::removeServices(eDVBChannelID chid, unsigned int orbpos)
1184 {
1185         RESULT ret=-1;
1186         eDVBNamespace eNs;
1187         eTransportStreamID eTsid;
1188         eOriginalNetworkID eOnid;
1189         std::map<eDVBChannelID, channel>::iterator it(m_channels.begin());
1190         std::set<eDVBChannelID> removed_chids;
1191         while (it != m_channels.end())
1192         {
1193                 const eDVBChannelID &ch = it->first;
1194                 bool remove=true;
1195                 int system;
1196                 it->second.m_frontendParameters->getSystem(system);
1197                 if ( system == iDVBFrontend::feSatellite )
1198                 {
1199                         eDVBFrontendParametersSatellite sat;
1200                         it->second.m_frontendParameters->getDVBS(sat);
1201                         if ((unsigned int)sat.orbital_position != orbpos)
1202                                 remove=false;
1203                 }
1204                 if ( remove && chid.dvbnamespace != eNs )
1205                 {
1206                         if (system == iDVBFrontend::feCable && chid.dvbnamespace.get() == (int)0xFFFF0000)
1207                                 ;
1208                         else if (system == iDVBFrontend::feTerrestrial && chid.dvbnamespace.get() == (int)0xEEEE0000)
1209                                 ;
1210                         else if ( chid.dvbnamespace != ch.dvbnamespace )
1211                                 remove=false;
1212                 }
1213                 if ( remove && chid.original_network_id != eOnid && chid.original_network_id != ch.original_network_id )
1214                         remove=false;
1215                 if ( remove && chid.transport_stream_id != eTsid && chid.transport_stream_id != ch.transport_stream_id )
1216                         remove=false;
1217                 if ( remove )
1218                 {
1219                         eDebug("remove %08x %04x %04x",
1220                                 ch.dvbnamespace.get(),
1221                                 ch.original_network_id.get(),
1222                                 ch.transport_stream_id.get());
1223                         removed_chids.insert(it->first);
1224                         m_channels.erase(it++);
1225                 }
1226                 else
1227                         ++it;
1228         }
1229         if (!removed_chids.empty())
1230         {
1231                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator service(m_services.begin());
1232                 while(service != m_services.end())
1233                 {
1234                         eDVBChannelID chid;
1235                         service->first.getChannelID(chid);
1236                         std::set<eDVBChannelID>::iterator it(removed_chids.find(chid));
1237                         if (it != removed_chids.end())
1238                                 m_services.erase(service++);
1239                         else
1240                                 ++service;
1241                         ret=0;
1242                 }
1243         }
1244         return ret;
1245 }
1246
1247 RESULT eDVBDB::removeServices(iDVBFrontendParameters *feparm)
1248 {
1249         int ret = -1;
1250         std::set<eDVBChannelID> removed_chids;
1251         std::map<eDVBChannelID, channel>::iterator it(m_channels.begin());
1252         while (it != m_channels.end())
1253         {
1254                 int diff;
1255                 if (!feparm->calculateDifference(&(*it->second.m_frontendParameters), diff, false))
1256                 {
1257                         if (diff < 4000)
1258                         {
1259                                 removed_chids.insert(it->first);
1260                                 m_channels.erase(it++);
1261                         }
1262                         else
1263                                 ++it;
1264                 }
1265                 else
1266                         ++it;
1267         }
1268         if (!removed_chids.empty())
1269         {
1270                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator service(m_services.begin());
1271                 while(service != m_services.end())
1272                 {
1273                         eDVBChannelID chid;
1274                         service->first.getChannelID(chid);
1275                         std::set<eDVBChannelID>::iterator it(removed_chids.find(chid));
1276                         if (it != removed_chids.end())
1277                                 m_services.erase(service++);
1278                         else
1279                                 ++service;
1280                 }
1281                 ret = 0;
1282         }
1283         return ret;
1284 }
1285
1286 RESULT eDVBDB::addFlag(const eServiceReference &ref, unsigned int flagmask)
1287 {
1288         if (ref.type == eServiceReference::idDVB)
1289         {
1290                 eServiceReferenceDVB &service = (eServiceReferenceDVB&)ref;
1291                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_services.find(service));
1292                 if (it != m_services.end())
1293                         it->second->m_flags |= ~flagmask;
1294                 return 0;
1295         }
1296         return -1;
1297 }
1298
1299 RESULT eDVBDB::removeFlag(const eServiceReference &ref, unsigned int flagmask)
1300 {
1301         if (ref.type == eServiceReference::idDVB)
1302         {
1303                 eServiceReferenceDVB &service = (eServiceReferenceDVB&)ref;
1304                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_services.find(service));
1305                 if (it != m_services.end())
1306                         it->second->m_flags &= ~flagmask;
1307                 return 0;
1308         }
1309         return -1;
1310 }
1311
1312 RESULT eDVBDB::removeFlags(unsigned int flagmask, int dvb_namespace, int tsid, int onid, unsigned int orb_pos)
1313 {
1314         return removeFlags(flagmask, eDVBChannelID(eDVBNamespace(dvb_namespace), eTransportStreamID(tsid), eOriginalNetworkID(onid)), orb_pos);
1315 }
1316
1317 RESULT eDVBDB::removeFlags(unsigned int flagmask, eDVBChannelID chid, unsigned int orbpos)
1318 {
1319         eDVBNamespace eNs;
1320         eTransportStreamID eTsid;
1321         eOriginalNetworkID eOnid;
1322         std::map<eDVBChannelID, channel>::iterator it(m_channels.begin());
1323         std::set<eDVBChannelID> removed_chids;
1324         while (it != m_channels.end())
1325         {
1326                 const eDVBChannelID &ch = it->first;
1327                 bool remove=true;
1328                 int system;
1329                 it->second.m_frontendParameters->getSystem(system);
1330                 if ( orbpos != 0xFFFFFFFF && system == iDVBFrontend::feSatellite )
1331                 {
1332                         eDVBFrontendParametersSatellite sat;
1333                         it->second.m_frontendParameters->getDVBS(sat);
1334                         if ((unsigned int)sat.orbital_position != orbpos)
1335                                 remove=false;
1336                 }
1337                 if ( remove && chid.dvbnamespace != eNs )
1338                 {
1339                         if (system == iDVBFrontend::feCable && chid.dvbnamespace.get() == (int)0xFFFF0000)
1340                                 ;
1341                         else if (system == iDVBFrontend::feTerrestrial && chid.dvbnamespace.get() == (int)0xEEEE0000)
1342                                 ;
1343                         else if ( chid.dvbnamespace != ch.dvbnamespace )
1344                                 remove=false;
1345                 }
1346                 if ( remove && chid.original_network_id != eOnid && chid.original_network_id != ch.original_network_id )
1347                         remove=false;
1348                 if ( remove && chid.transport_stream_id != eTsid && chid.transport_stream_id != ch.transport_stream_id )
1349                         remove=false;
1350                 if ( remove )
1351                         removed_chids.insert(it->first);
1352                 ++it;
1353         }
1354         if (!removed_chids.empty())
1355         {
1356                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator service(m_services.begin());
1357                 while(service != m_services.end())
1358                 {
1359                         eDVBChannelID chid;
1360                         service->first.getChannelID(chid);
1361                         std::set<eDVBChannelID>::iterator it(removed_chids.find(chid));
1362                         if (it != removed_chids.end())
1363                                 service->second->m_flags &= ~flagmask;
1364                         ++service;
1365                 }
1366         }
1367         return 0;
1368 }
1369
1370 RESULT eDVBDB::addChannelToList(const eDVBChannelID &id, iDVBFrontendParameters *feparm)
1371 {
1372         channel ch;
1373         std::map<eDVBChannelID, channel>::iterator it = m_channels.find(id);
1374         assert(feparm);
1375         ch.m_frontendParameters = feparm;
1376         if (it != m_channels.end())
1377                 it->second = ch;
1378         else
1379                 m_channels.insert(std::pair<eDVBChannelID, channel>(id, ch));
1380         return 0;
1381 }
1382
1383 RESULT eDVBDB::removeChannel(const eDVBChannelID &id)
1384 {
1385         m_channels.erase(id);
1386         return 0;
1387 }
1388
1389 RESULT eDVBDB::getChannelFrontendData(const eDVBChannelID &id, ePtr<iDVBFrontendParameters> &parm)
1390 {
1391         std::map<eDVBChannelID, channel>::iterator i = m_channels.find(id);
1392         if (i == m_channels.end())
1393         {
1394                 parm = 0;
1395                 return -ENOENT;
1396         }
1397         parm = i->second.m_frontendParameters;
1398         return 0;
1399 }
1400
1401 RESULT eDVBDB::addService(const eServiceReferenceDVB &serviceref, eDVBService *service)
1402 {
1403         std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_services.find(serviceref));
1404         if (it == m_services.end())
1405                 m_services.insert(std::pair<eServiceReferenceDVB, ePtr<eDVBService> >(serviceref, service));
1406         return 0;
1407 }
1408
1409 RESULT eDVBDB::getService(const eServiceReferenceDVB &reference, ePtr<eDVBService> &service)
1410 {
1411         std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator i;
1412         i = m_services.find(reference);
1413         if (i == m_services.end())
1414         {
1415                 service = 0;
1416                 return -ENOENT;
1417         }
1418         service = i->second;
1419         return 0;
1420 }
1421
1422 RESULT eDVBDB::flush()
1423 {
1424         saveServicelist();
1425         return 0;
1426 }
1427
1428 RESULT eDVBDB::getBouquet(const eServiceReference &ref, eBouquet* &bouquet)
1429 {
1430         std::string str = ref.path;
1431         if (str.empty())
1432         {
1433                 eDebug("getBouquet failed.. no path given!");
1434                 return -1;
1435         }
1436         size_t pos = str.find("FROM BOUQUET \"");
1437         if ( pos != std::string::npos )
1438         {
1439                 str.erase(0, pos+14);
1440                 pos = str.find('"');
1441                 if ( pos != std::string::npos )
1442                         str.erase(pos);
1443                 else
1444                         str.clear();
1445         }
1446         if (str.empty())
1447         {
1448                 eDebug("getBouquet failed.. couldn't parse bouquet name");
1449                 return -1;
1450         }
1451         std::map<std::string, eBouquet>::iterator i =
1452                 m_bouquets.find(str);
1453         if (i == m_bouquets.end())
1454         {
1455                 bouquet = 0;
1456                 return -ENOENT;
1457         }
1458         bouquet = &i->second;
1459         return 0;
1460 }
1461
1462 RESULT eDVBDB::startQuery(ePtr<iDVBChannelListQuery> &query, eDVBChannelQuery *q, const eServiceReference &source)
1463 {
1464         if ( source.path.find("FROM") != std::string::npos )
1465         {
1466                 if ( source.path.find("BOUQUET") != std::string::npos )
1467                         query = new eDVBDBBouquetQuery(this, source, q);
1468                 else if ( source.path.find("SATELLITES") != std::string::npos )
1469                         query = new eDVBDBSatellitesQuery(this, source, q);
1470                 else if ( source.path.find("PROVIDERS") != std::string::npos )
1471                         query = new eDVBDBProvidersQuery(this, source, q);
1472                 else
1473                         eFatal("invalid query %s", source.toString().c_str());
1474         }
1475         else
1476                 query = new eDVBDBQuery(this, source, q);
1477         return 0;
1478 }
1479
1480 eServiceReference eDVBDB::searchReference(int tsid, int onid, int sid)
1481 {
1482         eServiceID Sid(sid);
1483         eTransportStreamID Tsid(tsid);
1484         eOriginalNetworkID Onid(onid);
1485         for (std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator sit(m_services.begin());
1486                 sit != m_services.end(); ++sit)
1487         {
1488                 if (sit->first.getTransportStreamID() == Tsid &&
1489                         sit->first.getOriginalNetworkID() == Onid &&
1490                         sit->first.getServiceID() == Sid)
1491                         return sit->first;
1492         }
1493         return eServiceReference();
1494 }
1495
1496 DEFINE_REF(eDVBDBQueryBase);
1497
1498 eDVBDBQueryBase::eDVBDBQueryBase(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1499         :m_db(db), m_query(query), m_source(source)
1500 {
1501 }
1502
1503 int eDVBDBQueryBase::compareLessEqual(const eServiceReferenceDVB &a, const eServiceReferenceDVB &b)
1504 {
1505         ePtr<eDVBService> a_service, b_service;
1506         int sortmode = m_query ? m_query->m_sort : eDVBChannelQuery::tName;
1507
1508         if ((sortmode == eDVBChannelQuery::tName) || (sortmode == eDVBChannelQuery::tProvider))
1509         {
1510                 if (a.name.empty() && m_db->getService(a, a_service))
1511                         return 1;
1512                 if (b.name.empty() && m_db->getService(b, b_service))
1513                         return 1;
1514         }
1515
1516         switch (sortmode)
1517         {
1518         case eDVBChannelQuery::tName:
1519                 if (a_service)
1520                 {
1521                         if (b_service)
1522                                 return a_service->m_service_name_sort < b_service->m_service_name_sort;
1523                         else
1524                         {
1525                                 std::string str = b.name;
1526                                 makeUpper(str);
1527                                 return a_service->m_service_name_sort < str;
1528                         }
1529                 }
1530                 else if (b_service)
1531                 {
1532                         std::string str = a.name;
1533                         makeUpper(str);
1534                         return str < b_service->m_service_name_sort;
1535                 }
1536                 else
1537                 {
1538                         std::string aa = a.name, bb = b.name;
1539                         makeUpper(aa);
1540                         makeUpper(bb);
1541                         return aa < bb;
1542                 }
1543         case eDVBChannelQuery::tProvider:
1544                 return a_service->m_provider_name < b_service->m_provider_name;
1545         case eDVBChannelQuery::tType:
1546                 return a.getServiceType() < b.getServiceType();
1547         case eDVBChannelQuery::tBouquet:
1548                 return 0;
1549         case eDVBChannelQuery::tSatellitePosition:
1550                 return (a.getDVBNamespace().get() >> 16) < (b.getDVBNamespace().get() >> 16);
1551         default:
1552                 return 1;
1553         }
1554         return 0;
1555 }
1556
1557 eDVBDBQuery::eDVBDBQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1558         :eDVBDBQueryBase(db, source, query)
1559 {
1560         m_cursor = m_db->m_services.begin();
1561 }
1562
1563 RESULT eDVBDBQuery::getNextResult(eServiceReferenceDVB &ref)
1564 {
1565         while (m_cursor != m_db->m_services.end())
1566         {
1567                 ePtr<eDVBService> service = m_cursor->second;
1568                 if (service->isHidden())
1569                         ++m_cursor;
1570                 else
1571                 {
1572                         ref = m_cursor->first;
1573
1574                         int res = (!m_query) || service->checkFilter(ref, *m_query);
1575
1576                         ++m_cursor;
1577
1578                         if (res)
1579                                 return 0;
1580                 }
1581         }
1582
1583         ref.type = eServiceReference::idInvalid;
1584
1585         return 1;
1586 }
1587
1588 eDVBDBBouquetQuery::eDVBDBBouquetQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1589         :eDVBDBQueryBase(db, source, query), m_cursor(db->m_bouquets[query->m_bouquet_name].m_services.begin())
1590 {
1591 }
1592
1593 RESULT eDVBDBBouquetQuery::getNextResult(eServiceReferenceDVB &ref)
1594 {
1595         eBouquet &bouquet = m_db->m_bouquets[m_query->m_bouquet_name];
1596         std::list<eServiceReference> &list = bouquet.m_services;
1597         while (m_cursor != list.end())
1598         {
1599                 ref = *((eServiceReferenceDVB*)&(*m_cursor));
1600
1601                 std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it =
1602                         m_db->m_services.find(ref);
1603
1604                 int res = (!m_query) || it == m_db->m_services.end() || !(it->second->isHidden() && it->second->checkFilter(ref, *m_query));
1605
1606                 ++m_cursor;
1607
1608                 if (res)
1609                         return 0;
1610         }
1611
1612         ref.type = eServiceReference::idInvalid;
1613
1614         return 1;
1615 }
1616
1617 eDVBDBListQuery::eDVBDBListQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1618         :eDVBDBQueryBase(db, source, query), m_cursor(m_list.end())
1619 {
1620 }
1621
1622 RESULT eDVBDBListQuery::getNextResult(eServiceReferenceDVB &ref)
1623 {
1624         if (m_cursor != m_list.end())
1625         {
1626                 ref = *m_cursor++;
1627                 return 0;
1628         }
1629         ref.type = eServiceReference::idInvalid;
1630         return 1;
1631 }
1632
1633 int eDVBDBListQuery::compareLessEqual(const eServiceReferenceDVB &a, const eServiceReferenceDVB &b)
1634 {
1635         if ( m_query->m_sort == eDVBChannelQuery::tSatellitePosition )
1636         {
1637                 int x = (a.getDVBNamespace().get() >> 16);
1638                 int y = (b.getDVBNamespace().get() >> 16);
1639                 if ( x > 1800 )
1640                         x -= 3600;
1641                 if ( y > 1800 )
1642                         y -= 3600;
1643                 return x < y;
1644         }
1645         std::string aa = a.name, bb = b.name;
1646         makeUpper(aa);
1647         makeUpper(bb);
1648         return aa < bb;
1649 }
1650
1651 eDVBDBSatellitesQuery::eDVBDBSatellitesQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1652         :eDVBDBListQuery(db, source, query)
1653 {
1654         std::set<unsigned int> found;
1655         for (std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_db->m_services.begin());
1656                 it != m_db->m_services.end(); ++it)
1657         {
1658                 int res = !it->second->isHidden() && it->second->checkFilter(it->first, *query);
1659                 if (res)
1660                 {
1661                         unsigned int dvbnamespace = it->first.getDVBNamespace().get()&0xFFFF0000;
1662                         if (found.find(dvbnamespace) == found.end())
1663                         {
1664                                 found.insert(dvbnamespace);
1665                                 eServiceReferenceDVB ref;
1666                                 ref.setDVBNamespace(dvbnamespace);
1667                                 ref.flags=eServiceReference::flagDirectory;
1668                                 char buf[128];
1669                                 snprintf(buf, 128, "(satellitePosition == %d) && ", dvbnamespace>>16);
1670
1671                                 ref.path=buf+source.path;
1672                                 unsigned int pos=ref.path.find("FROM");
1673                                 ref.path.erase(pos);
1674                                 ref.path+="ORDER BY name";
1675 //                              eDebug("ref.path now %s", ref.path.c_str());
1676                                 m_list.push_back(ref);
1677
1678                                 ref.path=buf+source.path;
1679                                 pos=ref.path.find("FROM");
1680                                 ref.path.erase(pos+5);
1681                                 ref.path+="PROVIDERS ORDER BY name";
1682 //                              eDebug("ref.path now %s", ref.path.c_str());
1683                                 m_list.push_back(ref);
1684
1685                                 snprintf(buf, 128, "(satellitePosition == %d) && (flags == %d) && ", dvbnamespace>>16, eDVBService::dxNewFound);
1686                                 ref.path=buf+source.path;
1687                                 pos=ref.path.find("FROM");
1688                                 ref.path.erase(pos);
1689                                 ref.path+="ORDER BY name";
1690 //                              eDebug("ref.path now %s", ref.path.c_str());
1691                                 m_list.push_back(ref);
1692                         }
1693                 }
1694         }
1695         m_cursor=m_list.begin();
1696 }
1697
1698 eDVBDBProvidersQuery::eDVBDBProvidersQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
1699         :eDVBDBListQuery(db, source, query)
1700 {
1701         std::set<std::string> found;
1702         for (std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it(m_db->m_services.begin());
1703                 it != m_db->m_services.end(); ++it)
1704         {
1705                 int res = !it->second->isHidden() && it->second->checkFilter(it->first, *query);
1706                 if (res)
1707                 {
1708                         const char *provider_name = it->second->m_provider_name.length() ?
1709                                 it->second->m_provider_name.c_str() :
1710                                 "Unknown";
1711                         if (found.find(std::string(provider_name)) == found.end())
1712                         {
1713                                 found.insert(std::string(provider_name));
1714                                 eServiceReferenceDVB ref;
1715                                 char buf[64];
1716                                 ref.name=provider_name;
1717                                 snprintf(buf, 64, "(provider == \"%s\") && ", provider_name);
1718                                 ref.path=buf+source.path;
1719                                 unsigned int pos = ref.path.find("FROM");
1720                                 ref.flags=eServiceReference::flagDirectory;
1721                                 ref.path.erase(pos);
1722                                 ref.path+="ORDER BY name";
1723 //                              eDebug("ref.path now %s", ref.path.c_str());
1724                                 m_list.push_back(ref);
1725                         }
1726                 }
1727         }
1728         m_cursor=m_list.begin();
1729 }
1730
1731 /* (<name|provider|type|bouquet|satpos|chid> <==|...> <"string"|int>)[||,&& (..)] */
1732
1733 static int decodeType(const std::string &type)
1734 {
1735         if (type == "name")
1736                 return eDVBChannelQuery::tName;
1737         else if (type == "provider")
1738                 return eDVBChannelQuery::tProvider;
1739         else if (type == "type")
1740                 return eDVBChannelQuery::tType;
1741         else if (type == "bouquet")
1742                 return eDVBChannelQuery::tBouquet;
1743         else if (type == "satellitePosition")
1744                 return eDVBChannelQuery::tSatellitePosition;
1745         else if (type == "channelID")
1746                 return eDVBChannelQuery::tChannelID;
1747         else if (type == "flags")
1748                 return eDVBChannelQuery::tFlags;
1749         else
1750                 return -1;
1751 }
1752
1753         /* never, NEVER write a parser in C++! */
1754 RESULT parseExpression(ePtr<eDVBChannelQuery> &res, std::list<std::string>::const_iterator begin, std::list<std::string>::const_iterator end)
1755 {
1756         std::list<std::string>::const_iterator end_of_exp;
1757
1758         if (begin == end)
1759                 return 0;
1760
1761         if (*begin == "(")
1762         {
1763                 end_of_exp = begin;
1764                 while (end_of_exp != end)
1765                         if (*end_of_exp == ")")
1766                                 break;
1767                         else
1768                                 ++end_of_exp;
1769
1770                 if (end_of_exp == end)
1771                 {
1772                         eDebug("expression parse: end of expression while searching for closing brace");
1773                         return -1;
1774                 }
1775
1776                 ++begin;
1777                 // begin..end_of_exp
1778                 int r = parseExpression(res, begin, end_of_exp);
1779                 if (r)
1780                         return r;
1781                 ++end_of_exp;
1782
1783                         /* we had only one sub expression */
1784                 if (end_of_exp == end)
1785                 {
1786 //                      eDebug("only one sub expression");
1787                         return 0;
1788                 }
1789
1790                         /* otherwise we have an operator here.. */
1791
1792                 ePtr<eDVBChannelQuery> r2 = res;
1793                 res = new eDVBChannelQuery();
1794                 res->m_sort = 0;
1795                 res->m_p1 = r2;
1796                 res->m_inverse = 0;
1797                 r2 = 0;
1798
1799                 if (*end_of_exp == "||")
1800                         res->m_type = eDVBChannelQuery::tOR;
1801                 else if (*end_of_exp == "&&")
1802                         res->m_type = eDVBChannelQuery::tAND;
1803                 else
1804                 {
1805                         eDebug("found operator %s, but only && and || are allowed!", end_of_exp->c_str());
1806                         res = 0;
1807                         return 1;
1808                 }
1809
1810                 ++end_of_exp;
1811
1812                 return parseExpression(res->m_p2, end_of_exp, end);
1813         }
1814
1815         // "begin" <op> "end"
1816         std::string type, op, val;
1817
1818         res = new eDVBChannelQuery();
1819         res->m_sort = 0;
1820
1821         int cnt = 0;
1822         while (begin != end)
1823         {
1824                 switch (cnt)
1825                 {
1826                 case 0:
1827                         type = *begin;
1828                         break;
1829                 case 1:
1830                         op = *begin;
1831                         break;
1832                 case 2:
1833                         val = *begin;
1834                         break;
1835                 case 3:
1836                         eDebug("malformed query: got '%s', but expected only <type> <op> <val>", begin->c_str());
1837                         return 1;
1838                 }
1839                 ++begin;
1840                 ++cnt;
1841         }
1842
1843         if (cnt != 3)
1844         {
1845                 eDebug("malformed query: missing stuff");
1846                 res = 0;
1847                 return 1;
1848         }
1849
1850         res->m_type = decodeType(type);
1851
1852         if (res->m_type == -1)
1853         {
1854                 eDebug("malformed query: invalid type %s", type.c_str());
1855                 res = 0;
1856                 return 1;
1857         }
1858
1859         if (op == "==")
1860                 res->m_inverse = 0;
1861         else if (op == "!=")
1862                 res->m_inverse = 1;
1863         else
1864         {
1865                 eDebug("invalid operator %s", op.c_str());
1866                 res = 0;
1867                 return 1;
1868         }
1869
1870         res->m_string = val;
1871
1872         if (res->m_type == eDVBChannelQuery::tChannelID)
1873         {
1874                 int ns, tsid, onid;
1875                 if (sscanf(val.c_str(), "%08x%04x%04x", &ns, &tsid, &onid) == 3)
1876                         res->m_channelid = eDVBChannelID(eDVBNamespace(ns), eTransportStreamID(tsid), eOriginalNetworkID(onid));
1877                 else
1878                         eDebug("couldn't parse channelid !! format should be hex NNNNNNNNTTTTOOOO (namespace, tsid, onid)");
1879         }
1880         else
1881                 res->m_int = atoi(val.c_str());
1882
1883         return 0;
1884 }
1885
1886 RESULT eDVBChannelQuery::compile(ePtr<eDVBChannelQuery> &res, std::string query)
1887 {
1888         std::list<std::string> tokens;
1889
1890         std::string current_token;
1891         std::string bouquet_name;
1892
1893 //      eDebug("splitting %s....", query.c_str());
1894         unsigned int i = 0;
1895         const char *splitchars="()";
1896         int quotemode = 0, lastsplit = 0, lastalnum = 0;
1897         while (i <= query.size())
1898         {
1899                 int c = (i < query.size()) ? query[i] : ' ';
1900                 ++i;
1901
1902                 int issplit = !!strchr(splitchars, c);
1903                 int isaln = isalnum(c);
1904                 int iswhite = c == ' ';
1905                 int isquot = c == '\"';
1906
1907                 if (quotemode)
1908                 {
1909                         iswhite = issplit = 0;
1910                         isaln = lastalnum;
1911                 }
1912
1913                 if (issplit || iswhite || isquot || lastsplit || (lastalnum != isaln))
1914                 {
1915                         if (current_token.size())
1916                                 tokens.push_back(current_token);
1917                         current_token.clear();
1918                 }
1919
1920                 if (!(iswhite || isquot))
1921                         current_token += c;
1922
1923                 if (isquot)
1924                         quotemode = !quotemode;
1925                 lastsplit = issplit;
1926                 lastalnum = isaln;
1927         }
1928
1929 //      for (std::list<std::string>::const_iterator a(tokens.begin()); a != tokens.end(); ++a)
1930 //      {
1931 //              printf("%s\n", a->c_str());
1932 //      }
1933
1934         int sort = eDVBChannelQuery::tName;
1935                 /* check for "ORDER BY ..." */
1936
1937         std::list<std::string>::iterator it = tokens.begin();
1938         while (it != tokens.end())
1939         {
1940                 if (*it == "ORDER")
1941                 {
1942                         tokens.erase(it++);
1943                         if (it != tokens.end() && *it == "BY")
1944                         {
1945                                 tokens.erase(it++);
1946                                 sort = decodeType(*it);
1947                                 tokens.erase(it++);
1948                         } else
1949                                 sort = -1;
1950                 }
1951                 else if (*it == "FROM")
1952                 {
1953                         tokens.erase(it++);
1954                         if (it != tokens.end() && *it == "BOUQUET")
1955                         {
1956                                 tokens.erase(it++);
1957                                 bouquet_name = *it;
1958                                 tokens.erase(it++);
1959                         }
1960                         else if (it != tokens.end() && *it == "SATELLITES")
1961                                 tokens.erase(it++);
1962                         else if (it != tokens.end() && *it == "PROVIDERS")
1963                                 tokens.erase(it++);
1964                         else
1965                         {
1966                                 eDebug("FROM unknown %s", (*it).c_str());
1967                                 tokens.erase(it++);
1968                         }
1969                 }
1970                 else
1971                         ++it;
1972         }
1973
1974         if (sort == -1)
1975         {
1976                 eWarning("ORDER BY .. string invalid.");
1977                 res = 0;
1978                 return -1;
1979         }
1980
1981 //      eDebug("sort by %d", sort);
1982
1983                 /* now we recursivly parse that. */
1984         int r = parseExpression(res, tokens.begin(), tokens.end());
1985
1986                 /* we have an empty (but valid!) expression */
1987         if (!r && !res)
1988         {
1989                 res = new eDVBChannelQuery();
1990                 res->m_inverse = 0;
1991                 res->m_type = eDVBChannelQuery::tAny;
1992         }
1993
1994         if (res)
1995         {
1996                 res->m_sort = sort;
1997                 res->m_bouquet_name = bouquet_name;
1998         }
1999
2000 //      eDebug("return: %d", r);
2001         return r;
2002 }
2003
2004 DEFINE_REF(eDVBChannelQuery);