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

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