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[enigma2.git] / lib / service / event.cpp
index 7ea165606ba0165ec8c1b9e2e4b22b5701b58e60..4dda57796609ab09667ddbf57701ffdd2072f2e5 100644 (file)
 #include <lib/service/event.h>
-#include <lib/dvb_si/eit.h>
-#include <lib/dvb_si/short_event_descriptor.h>
-#include <lib/dvb_si/descriptor_tag.h>
+#include <lib/base/estring.h>
+#include <lib/base/encoding.h>
+#include <lib/dvb/dvbtime.h>
+#include <lib/dvb/idvb.h>
+#include <dvbsi++/event_information_section.h>
+#include <dvbsi++/short_event_descriptor.h>
+#include <dvbsi++/extended_event_descriptor.h>
+#include <dvbsi++/linkage_descriptor.h>
+#include <dvbsi++/component_descriptor.h>
+#include <dvbsi++/descriptor_tag.h>
+
+#include <sys/types.h>
+#include <fcntl.h>
+
+// static members / methods
+std::string eServiceEvent::m_language = "de_DE";
+
+void eServiceEvent::setEPGLanguage( const std::string language )
+{
+       m_language = language;
+}
+///////////////////////////
 
 DEFINE_REF(eServiceEvent);
+DEFINE_REF(eComponentData);
 
-RESULT eServiceEvent::parseFrom(Event *evt)
+const char MAX_LANG = 37;
+/* OSD language (see /share/locales/locales) to iso639 conversion table */
+std::string ISOtbl[MAX_LANG][2] =
 {
-       m_begin = 0;    // ich bin FAUL
-       m_duration = evt->getDuration();
-       
-       
+       {"ar_AE","ara"},
+       {"C","eng"},
+       {"cs_CZ","ces"},     /* or 'cze' */
+       {"cs_CZ","cze"},
+       {"da_DK","dan"},
+       {"de_DE","deu"},     /* also 'ger' is valid iso639 code!! */
+       {"de_DE","ger"},
+       {"el_GR","gre"},     /* also 'ell' is valid */
+       {"el_GR","ell"},
+       {"es_ES","esl"},     /* also 'spa' is ok */
+       {"es_ES","spa"},
+       {"et_EE","est"},
+       {"fi_FI","fin"},
+       {"fr_FR","fra"},
+       {"hr_HR","hrv"},     /* or 'scr' */
+       {"hr_HR","scr"},
+       {"hu_HU","hun"},
+       {"is_IS","isl"},     /* or 'ice' */
+       {"is_IS","ice"},
+       {"it_IT","ita"},
+       {"lt_LT","lit"},
+       {"nl_NL","nld"},     /* or 'dut' */
+       {"nl_NL","dut"},
+       {"no_NO","nor"},
+       {"pl_PL","pol"},
+       {"pt_PT","por"},
+       {"ro_RO","ron"},     /* or 'rum' */
+       {"ro_RO","rum"},
+       {"ru_RU","rus"},
+       {"sk_SK","slk"},     /* or 'slo' */
+       {"sk_SK","slo"},
+       {"sl_SI","slv"},
+       {"sr_YU","srp"},     /* or 'scc' */
+       {"sr_YU","scc"},
+       {"sv_SE","swe"},
+       {"tr_TR","tur"},
+       {"ur_IN","urd"}
+};
+
+/* search for the presence of language from given EIT event descriptors*/
+bool eServiceEvent::loadLanguage(Event *evt, std::string lang, int tsidonid)
+{
+       bool retval=0;
        for (DescriptorConstIterator desc = evt->getDescriptors()->begin(); desc != evt->getDescriptors()->end(); ++desc)
        {
                switch ((*desc)->getTag())
                {
-               case SHORT_EVENT_DESCRIPTOR:
+                       case LINKAGE_DESCRIPTOR:
+                               m_linkage_services.clear();
+                               break;
+                       case SHORT_EVENT_DESCRIPTOR:
+                       {
+                               const ShortEventDescriptor *sed = (ShortEventDescriptor*)*desc;
+                               const std::string &cc = sed->getIso639LanguageCode();
+                               int table=encodingHandler.getCountryCodeDefaultMapping(cc);
+                               if (lang.empty() || cc == lang)
+                               {
+                                       m_event_name = convertDVBUTF8(sed->getEventName(), table, tsidonid);
+                                       m_short_description = convertDVBUTF8(sed->getText(), table, tsidonid);
+                                       retval=1;
+                               }
+                               break;
+                       }
+                       case EXTENDED_EVENT_DESCRIPTOR:
+                       {
+                               const ExtendedEventDescriptor *eed = (ExtendedEventDescriptor*)*desc;
+                               const std::string &cc = eed->getIso639LanguageCode();
+                               int table=encodingHandler.getCountryCodeDefaultMapping(cc);
+                               if (lang.empty() || cc == lang)
+                               {
+                                       m_extended_description += convertDVBUTF8(eed->getText(), table, tsidonid);
+                                       retval=1;
+                               }
+#if 0
+                               const ExtendedEventList *itemlist = eed->getItems();
+                               for (ExtendedEventConstIterator it = itemlist->begin(); it != itemlist->end(); ++it)
+                               {
+                                       m_extended_description += '\n';
+                                       m_extended_description += convertDVBUTF8((*it)->getItemDescription());
+                                       m_extended_description += ' ';
+                                       m_extended_description += convertDVBUTF8((*it)->getItem());
+                               }
+#endif
+                               break;
+                       }
+                       default:
+                               break;
+               }
+       }
+       if ( retval == 1 )
+       {
+               for (DescriptorConstIterator desc = evt->getDescriptors()->begin(); desc != evt->getDescriptors()->end(); ++desc)
                {
-                       const ShortEventDescriptor *sed = (ShortEventDescriptor*)*desc;
-                       m_event_name = sed->getEventName();
-                       m_description = sed->getText();
-                       break;
+                       switch ((*desc)->getTag())
+                       {
+                               case COMPONENT_DESCRIPTOR:
+                               {
+                                       const ComponentDescriptor *cp = (ComponentDescriptor*)*desc;
+                                       eComponentData data;
+                                       data.m_streamContent = cp->getStreamContent();
+                                       data.m_componentType = cp->getComponentType();
+                                       data.m_componentTag = cp->getComponentTag();
+                                       data.m_iso639LanguageCode = cp->getIso639LanguageCode();
+                                       int table=encodingHandler.getCountryCodeDefaultMapping(data.m_iso639LanguageCode);
+                                       data.m_text = convertDVBUTF8(cp->getText(),table,tsidonid);
+                                       m_component_data.push_back(data);
+                                       break;
+                               }
+                               case LINKAGE_DESCRIPTOR:
+                               {
+                                       const LinkageDescriptor  *ld = (LinkageDescriptor*)*desc;
+                                       if ( ld->getLinkageType() == 0xB0 )
+                                       {
+                                               eServiceReference ref;
+                                               ref.type = eServiceReference::idDVB;
+                                               eServiceReferenceDVB &dvb_ref = (eServiceReferenceDVB&) ref;
+                                               dvb_ref.setServiceType(1);
+                                               dvb_ref.setTransportStreamID(ld->getTransportStreamId());
+                                               dvb_ref.setOriginalNetworkID(ld->getOriginalNetworkId());
+                                               dvb_ref.setServiceID(ld->getServiceId());
+                                               const PrivateDataByteVector *privateData = ld->getPrivateDataBytes();
+                                               dvb_ref.name = convertDVBUTF8((const unsigned char*)&((*privateData)[0]), privateData->size(), 0, tsidonid);
+                                               m_linkage_services.push_back(ref);
+                                       }
+                                       break;
+                               }
+                       }
                }
+       }
+       if ( m_extended_description.find(m_short_description) == 0 )
+               m_short_description="";
+       return retval;
+}
+
+RESULT eServiceEvent::parseFrom(Event *evt, int tsidonid)
+{
+       uint16_t stime_mjd = evt->getStartTimeMjd();
+       uint32_t stime_bcd = evt->getStartTimeBcd();
+       uint32_t duration = evt->getDuration();
+       m_begin = parseDVBtime(
+               stime_mjd >> 8,
+               stime_mjd&0xFF,
+               stime_bcd >> 16,
+               (stime_bcd >> 8)&0xFF,
+               stime_bcd & 0xFF
+       );
+       m_event_id = evt->getEventId();
+       m_duration = fromBCD(duration>>16)*3600+fromBCD(duration>>8)*60+fromBCD(duration);
+       for (int i=0; i < MAX_LANG; i++)
+               if (m_language==ISOtbl[i][0])
+                       if (loadLanguage(evt, ISOtbl[i][1], tsidonid))
+                               return 0;
+       if (loadLanguage(evt, "eng", tsidonid))
+               return 0;
+       if (loadLanguage(evt, std::string(), tsidonid))
+               return 0;
+       return 0;
+}
+
+RESULT eServiceEvent::parseFrom(const std::string filename, int tsidonid)
+{
+       if (!filename.empty())
+       {
+               int fd = ::open( filename.c_str(), O_RDONLY );
+               if ( fd > -1 )
+               {
+                       __u8 buf[4096];
+                       int rd = ::read(fd, buf, 4096);
+                       ::close(fd);
+                       if ( rd > 12 /*EIT_LOOP_SIZE*/ )
+                       {
+                               Event ev(buf);
+                               parseFrom(&ev, tsidonid);
+                               return 0;
+                       }
                }
        }
+       return -1;
 }
+
+std::string eServiceEvent::getBeginTimeString() const
+{
+       tm t;
+       localtime_r(&m_begin, &t);
+       char tmp[13];
+       snprintf(tmp, 13, "%02d.%02d, %02d:%02d",
+               t.tm_mday, t.tm_mon+1,
+               t.tm_hour, t.tm_min);
+       return std::string(tmp, 12);
+}
+
+RESULT eServiceEvent::getComponentData(ePtr<eComponentData> &dest, int tagnum) const
+{
+       std::list<eComponentData>::const_iterator it =
+               m_component_data.begin();
+       for(;it != m_component_data.end(); ++it)
+       {
+               if ( it->m_componentTag == tagnum )
+               {
+                       dest=new eComponentData(*it);
+                       return 0;
+               }
+       }
+       dest=0;
+       return -1;
+}
+
+RESULT eServiceEvent::getLinkageService(eServiceReference &service, eServiceReference &parent, int num) const
+{
+       std::list<eServiceReference>::const_iterator it =
+               m_linkage_services.begin();
+       while( it != m_linkage_services.end() && num-- )
+               ++it;
+       if ( it != m_linkage_services.end() )
+       {
+               service = *it;
+               eServiceReferenceDVB &subservice = (eServiceReferenceDVB&) service;
+               eServiceReferenceDVB &current = (eServiceReferenceDVB&) parent;
+               subservice.setDVBNamespace(current.getDVBNamespace());
+               if ( current.getParentTransportStreamID().get() )
+               {
+                       subservice.setParentTransportStreamID( current.getParentTransportStreamID() );
+                       subservice.setParentServiceID( current.getParentServiceID() );
+               }
+               else
+               {
+                       subservice.setParentTransportStreamID( current.getTransportStreamID() );
+                       subservice.setParentServiceID( current.getServiceID() );
+               }
+               if ( subservice.getParentTransportStreamID() == subservice.getTransportStreamID() &&
+                       subservice.getParentServiceID() == subservice.getServiceID() )
+               {
+                       subservice.setParentTransportStreamID( eTransportStreamID(0) );
+                       subservice.setParentServiceID( eServiceID(0) );
+               }
+               return 0;
+       }
+       service.type = eServiceReference::idInvalid;
+       return -1;
+}
+
+DEFINE_REF(eDebugClass);