#include <lib/dvb/frontend.h>
#include <lib/base/eerror.h>
#include <lib/base/estring.h>
-#include <lib/dvb_si/sdt.h>
-#include <lib/dvb_si/descriptor_tag.h>
-#include <lib/dvb_si/service_descriptor.h>
-#include <lib/dvb_si/satellite_delivery_system_descriptor.h>
+#include <dvbsi++/service_description_section.h>
+#include <dvbsi++/descriptor_tag.h>
+#include <dvbsi++/service_descriptor.h>
+#include <dvbsi++/satellite_delivery_system_descriptor.h>
DEFINE_REF(eDVBService);
eDVBService &eDVBService::operator=(const eDVBService &s)
{
m_service_name = s.m_service_name;
+ m_service_name_sort = s.m_service_name_sort;
m_provider_name = s.m_provider_name;
m_flags = s.m_flags;
m_ca = s.m_ca;
RESULT eDVBService::getName(const eServiceReference &ref, std::string &name)
{
- name = convertDVBUTF8(m_service_name);
+ if (!ref.name.empty())
+ name = ref.name;
+ else if (!m_service_name.empty())
+ name = m_service_name;
+ else
+ name = "(...)";
return 0;
}
switch (query.m_type)
{
case eDVBChannelQuery::tName:
- res = m_service_name.find(query.m_string) != std::string::npos;
+ res = m_service_name_sort.find(query.m_string) != std::string::npos;
break;
case eDVBChannelQuery::tProvider:
res = m_provider_name.find(query.m_string) != std::string::npos;
DEFINE_REF(eDVBDB);
-eDVBDB::eDVBDB()
+ /* THIS CODE IS BAD. it should be replaced by somethine better. */
+void eDVBDB::load()
{
eDebug("---- opening lame channel db");
FILE *f=fopen("lamedb", "rt");
fclose(f);
return;
}
-
+
// clear all transponders
while (!feof(f))
if (original_network_id == -1)
continue;
eDVBChannelID channelid = eDVBChannelID(
- eDVBNamespace(dvb_namespace),
- eTransportStreamID(transport_stream_id),
+ eDVBNamespace(dvb_namespace),
+ eTransportStreamID(transport_stream_id),
eOriginalNetworkID(original_network_id));
-
+
ePtr<eDVBFrontendParameters> feparm = new eDVBFrontendParameters;
while (!feof(f))
{
{
eDVBFrontendParametersSatellite sat;
int frequency, symbol_rate, polarisation, fec, orbital_position, inversion;
- sscanf(line+2, "%d:%d:%d:%d:%d:%d", &frequency, &symbol_rate, &polarisation, &fec, &inversion, &orbital_position);
+ sscanf(line+2, "%d:%d:%d:%d:%d:%d", &frequency, &symbol_rate, &polarisation, &fec, &orbital_position, &inversion);
sat.frequency = frequency;
sat.symbol_rate = symbol_rate;
sat.polarisation = polarisation;
sat.fec = fec;
sat.orbital_position = orbital_position;
sat.inversion = inversion;
- // ...
-// t.setSatellite(frequency, symbol_rate, polarisation, fec, sat, inversion);
feparm->setDVBS(sat);
- }
- if (line[1]=='c')
+ } else if (line[1]=='t')
+ {
+ eDVBFrontendParametersTerrestrial ter;
+ int frequency, bandwidth, code_rate_HP, code_rate_LP, modulation, transmission_mode, guard_interval, hierarchy, inversion;
+ sscanf(line+2, "%d:%d:%d:%d:%d:%d:%d:%d:%d", &frequency, &bandwidth, &code_rate_HP, &code_rate_LP, &modulation, &transmission_mode, &guard_interval, &hierarchy, &inversion);
+ ter.frequency = frequency;
+ ter.bandwidth = bandwidth;
+ ter.code_rate_HP = code_rate_HP;
+ ter.code_rate_LP = code_rate_LP;
+ ter.modulation = modulation;
+ ter.transmission_mode = transmission_mode;
+ ter.guard_interval = guard_interval;
+ ter.hierarchy = hierarchy;
+ ter.inversion = inversion;
+
+ feparm->setDVBT(ter);
+ } else if (line[1]=='c')
{
int frequency, symbol_rate, inversion=0, modulation=3;
sscanf(line+2, "%d:%d:%d:%d", &frequency, &symbol_rate, &inversion, &modulation);
eDebug("services invalid, no services");
return;
}
-
+
// clear all services
-
+
int count=0;
while (!feof(f))
if (service_number == -1)
continue;
ePtr<eDVBService> s = new eDVBService;
- eServiceReferenceDVB ref =
+ eServiceReferenceDVB ref =
eServiceReferenceDVB(
eDVBNamespace(dvb_namespace),
eTransportStreamID(transport_stream_id),
fgets(line, 256, f);
if (strlen(line))
line[strlen(line)-1]=0;
- s->m_service_name=line;
+
+ s->m_service_name = line;
+ s->m_service_name_sort = removeDVBChars(line);
+ makeUpper(s->m_service_name_sort);
+ while ((!s->m_service_name_sort.empty()) && s->m_service_name_sort[0] == ' ')
+ s->m_service_name_sort.erase(0, 1);
+
+ /* put unnamed services at the end, not at the beginning. */
+ if (s->m_service_name_sort.empty())
+ s->m_service_name_sort = "\xFF";
+
fgets(line, 256, f);
if (strlen(line))
line[strlen(line)-1]=0;
}
eDebug("loaded %d services", count);
-
+
fclose(f);
-
}
-eDVBDB::~eDVBDB()
+void eDVBDB::save()
{
eDebug("---- saving lame channel db");
FILE *f=fopen("lamedb", "wt");
int channels=0, services=0;
if (!f)
- eFatal("couldn't save lame channel db!");
+ eFatal("couldn't save lame channel db!");
fprintf(f, "eDVB services /3/\n");
fprintf(f, "transponders\n");
for (std::map<eDVBChannelID, channel>::const_iterator i(m_channels.begin());
{
const eDVBChannelID &chid = i->first;
const channel &ch = i->second;
-
+
fprintf(f, "%08x:%04x:%04x\n", chid.dvbnamespace.get(),
chid.transport_stream_id.get(), chid.original_network_id.get());
eDVBFrontendParametersSatellite sat;
+ eDVBFrontendParametersTerrestrial ter;
if (!ch.m_frontendParameters->getDVBS(sat))
{
- fprintf(f, "\ts %d:%d:%d:%d:%d:%d\n",
+ fprintf(f, "\ts %d:%d:%d:%d:%d:%d\n",
sat.frequency, sat.symbol_rate,
- sat.polarisation, sat.fec, sat.inversion,
- sat.orbital_position);
+ sat.polarisation, sat.fec, sat.orbital_position,
+ sat.inversion);
+ }
+ if (!ch.m_frontendParameters->getDVBT(ter))
+ {
+ fprintf(f, "\tt %d:%d:%d:%d:%d:%d:%d:%d:%d\n",
+ ter.frequency, ter.bandwidth, ter.code_rate_HP,
+ ter.code_rate_LP, ter.modulation, ter.transmission_mode,
+ ter.guard_interval, ter.hierarchy, ter.inversion);
}
fprintf(f, "/\n");
channels++;
}
fprintf(f, "end\nservices\n");
-
+
for (std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator i(m_services.begin());
i != m_services.end(); ++i)
{
const eServiceReferenceDVB &s = i->first;
- fprintf(f, "%04x:%08x:%04x:%04x:%d:%d\n",
- s.getServiceID().get(), s.getDVBNamespace().get(),
- s.getTransportStreamID().get(),s.getOriginalNetworkID().get(),
+ fprintf(f, "%04x:%08x:%04x:%04x:%d:%d\n",
+ s.getServiceID().get(), s.getDVBNamespace().get(),
+ s.getTransportStreamID().get(),s.getOriginalNetworkID().get(),
s.getServiceType(),
0);
-
+
fprintf(f, "%s\n", i->second->m_service_name.c_str());
fprintf(f, "p:%s", i->second->m_provider_name.c_str());
+
+ // write cached pids
+ for (std::map<int,int>::const_iterator ca(i->second->m_cache.begin());
+ ca != i->second->m_cache.end(); ++ca)
+ fprintf(f, ",c:%02d%04x", ca->first, ca->second);
+
+ // write cached ca pids
for (std::set<int>::const_iterator ca(i->second->m_ca.begin());
ca != i->second->m_ca.end(); ++ca)
fprintf(f, ",C:%04x", *ca);
+
fprintf(f, "\n");
services++;
}
fclose(f);
}
+void eDVBDB::loadBouquet(const char *path)
+{
+ std::string bouquet_name = path;
+ if (!bouquet_name.length())
+ {
+ eDebug("Bouquet load failed.. no path given..");
+ return;
+ }
+ unsigned int pos = bouquet_name.rfind('/');
+ if ( pos != std::string::npos )
+ bouquet_name.erase(0, pos+1);
+ if (bouquet_name.empty())
+ {
+ eDebug("Bouquet load failed.. no filename given..");
+ return;
+ }
+ eBouquet &bouquet = m_bouquets[bouquet_name];
+ bouquet.m_path = path;
+ std::list<eServiceReference> &list = bouquet.m_services;
+ list.clear();
+
+ eDebug("loading bouquet... %s", path);
+ FILE *fp=fopen(path, "rt");
+ int entries=0;
+ if (!fp)
+ {
+ eDebug("failed to open.");
+ return;
+ }
+ char line[256];
+ bool read_descr=false;
+ eServiceReference *e = NULL;
+ while (1)
+ {
+ if (!fgets(line, 256, fp))
+ break;
+ line[strlen(line)-1]=0;
+ if (strlen(line) && line[strlen(line)-1]=='\r')
+ line[strlen(line)-1]=0;
+ if (!line[0])
+ break;
+ if (line[0]=='#')
+ {
+ if (!strncmp(line, "#SERVICE ", 9) || !strncmp(line, "#SERVICE: ", 10))
+ {
+ int offs = line[8] == ':' ? 10 : 9;
+ eServiceReference tmp(line+offs);
+ if (tmp.type != eServiceReference::idDVB)
+ {
+ eDebug("only DVB Bouquets supported");
+ continue;
+ }
+ if ( (tmp.flags&eServiceReference::flagDirectory) == eServiceReference::flagDirectory )
+ {
+ std::string str = tmp.path;
+ unsigned int pos = str.rfind('/');
+ if ( pos != std::string::npos )
+ str.erase(0, pos+1);
+ if (str.empty())
+ {
+ eDebug("Bouquet load failed.. no filename given..");
+ continue;
+ }
+ loadBouquet(tmp.path.c_str());
+ char buf[256];
+ snprintf(buf, 256, "(type == %d) FROM BOUQUET \"%s\" ORDER BY bouquet", tmp.data[0], str.c_str());
+ tmp.path = buf;
+ }
+ list.push_back(tmp);
+ e = &list.back();
+ read_descr=true;
+ ++entries;
+ }
+ else if (read_descr && !strncmp(line, "#DESCRIPTION ", 13))
+ {
+ e->name = line+13;
+ read_descr=false;
+ }
+ else if (!strncmp(line, "#NAME ", 6))
+ bouquet.m_bouquet_name=line+6;
+ continue;
+ }
+ }
+ fclose(fp);
+ eDebug("%d entries in Bouquet %s", entries, bouquet_name.c_str());
+}
+
+void eDVBDB::saveBouquet(const char *path)
+{
+
+}
+
+void eDVBDB::loadBouquets()
+{
+ loadBouquet("bouquets.tv");
+ loadBouquet("bouquets.radio");
+}
+
+void eDVBDB::saveBouquets()
+{
+
+}
+
+eDVBDB::eDVBDB()
+{
+ load();
+ loadBouquets();
+}
+
+eDVBDB::~eDVBDB()
+{
+// save();
+}
+
RESULT eDVBDB::addChannelToList(const eDVBChannelID &id, iDVBFrontendParameters *feparm)
{
channel ch;
return 0;
}
-RESULT eDVBDB::startQuery(ePtr<iDVBChannelListQuery> &query, eDVBChannelQuery *q)
+RESULT eDVBDB::getBouquet(const eServiceReference &ref, const eBouquet* &bouquet)
{
- query = new eDVBDBQuery(this, eServiceReference(), q);
+ std::string str = ref.path;
+ if (str.empty())
+ {
+ eDebug("getBouquet failed.. no path given!");
+ return -1;
+ }
+ unsigned int pos = str.find("FROM BOUQUET \"");
+ if ( pos != std::string::npos )
+ {
+ str.erase(0, pos+14);
+ pos = str.find('"');
+ if ( pos != std::string::npos )
+ str.erase(pos);
+ else
+ str.clear();
+ }
+ if (str.empty())
+ {
+ eDebug("getBouquet failed.. couldn't parse bouquet name");
+ return -1;
+ }
+ std::map<std::string, eBouquet>::iterator i =
+ m_bouquets.find(str);
+ if (i == m_bouquets.end())
+ {
+ bouquet = 0;
+ return -ENOENT;
+ }
+ bouquet = &i->second;
+ return 0;
+}
+
+RESULT eDVBDB::startQuery(ePtr<iDVBChannelListQuery> &query, eDVBChannelQuery *q, const eServiceReference &source)
+{
+ if ( q && q->m_bouquet_name.length() )
+ query = new eDVBDBBouquetQuery(this, source, q);
+ else
+ query = new eDVBDBQuery(this, source, q);
return 0;
}
-DEFINE_REF(eDVBDBQuery);
+DEFINE_REF(eDVBDBQueryBase);
-eDVBDBQuery::eDVBDBQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query): m_db(db), m_query(query)
+eDVBDBQueryBase::eDVBDBQueryBase(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
+ :m_db(db), m_query(query), m_source(source)
+{
+}
+
+int eDVBDBQueryBase::compareLessEqual(const eServiceReferenceDVB &a, const eServiceReferenceDVB &b)
+{
+ ePtr<eDVBService> a_service, b_service;
+
+ int sortmode = m_query ? m_query->m_sort : eDVBChannelQuery::tName;
+
+ if ((sortmode == eDVBChannelQuery::tName) || (sortmode == eDVBChannelQuery::tProvider))
+ {
+ if (m_db->getService(a, a_service))
+ return 1;
+ if (m_db->getService(b, b_service))
+ return 1;
+ }
+
+ switch (sortmode)
+ {
+ case eDVBChannelQuery::tName:
+ return a_service->m_service_name_sort < b_service->m_service_name_sort;
+ case eDVBChannelQuery::tProvider:
+ return a_service->m_provider_name < b_service->m_provider_name;
+ case eDVBChannelQuery::tType:
+ return a.getServiceType() < b.getServiceType();
+ case eDVBChannelQuery::tBouquet:
+ return 0;
+ case eDVBChannelQuery::tSatellitePosition:
+ return (a.getDVBNamespace().get() >> 16) < (b.getDVBNamespace().get() >> 16);
+ default:
+ return 1;
+ }
+ return 0;
+}
+
+eDVBDBQuery::eDVBDBQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
+ :eDVBDBQueryBase(db, source, query)
{
- // TODO: use SOURCE ...
m_cursor = m_db->m_services.begin();
}
while (m_cursor != m_db->m_services.end())
{
ref = m_cursor->first;
-
+
int res = (!m_query) || m_cursor->second->checkFilter(ref, *m_query);
++m_cursor;
-
+
if (res)
return 0;
}
+
+ ref = eServiceReferenceDVB();
return 1;
}
-/* (<name|provider|type|bouquet|satpos|chid> <==|...> <"string"|int>)[AND (..)] */
+eDVBDBBouquetQuery::eDVBDBBouquetQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query)
+ :eDVBDBQueryBase(db, source, query), m_cursor(db->m_bouquets[query->m_bouquet_name].m_services.begin())
+{
+}
+
+RESULT eDVBDBBouquetQuery::getNextResult(eServiceReferenceDVB &ref)
+{
+ eBouquet &bouquet = m_db->m_bouquets[m_query->m_bouquet_name];
+ std::list<eServiceReference> &list = bouquet.m_services;
+ while (m_cursor != list.end())
+ {
+ ref = *((eServiceReferenceDVB*)&(*m_cursor));
+
+ std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator it =
+ m_db->m_services.find(ref);
+
+ int res = (!m_query) || it == m_db->m_services.end() || it->second->checkFilter(ref, *m_query);
+
+ ++m_cursor;
+
+ if (res)
+ return 0;
+ }
+
+ ref = eServiceReferenceDVB();
+
+ return 1;
+}
+
+/* (<name|provider|type|bouquet|satpos|chid> <==|...> <"string"|int>)[||,&& (..)] */
+
+static int decodeType(const std::string &type)
+{
+ if (type == "name")
+ return eDVBChannelQuery::tName;
+ else if (type == "provider")
+ return eDVBChannelQuery::tProvider;
+ else if (type == "type")
+ return eDVBChannelQuery::tType;
+ else if (type == "bouquet")
+ return eDVBChannelQuery::tBouquet;
+ else if (type == "satellitePosition")
+ return eDVBChannelQuery::tSatellitePosition;
+ else if (type == "channelID")
+ return eDVBChannelQuery::tChannelID;
+ else
+ return -1;
+}
/* never, NEVER write a parser in C++! */
RESULT parseExpression(ePtr<eDVBChannelQuery> &res, std::list<std::string>::const_iterator begin, std::list<std::string>::const_iterator end)
/* we had only one sub expression */
if (end_of_exp == end)
- return 1;
+ {
+// eDebug("only one sub expression");
+ return 0;
+ }
/* otherwise we have an operator here.. */
ePtr<eDVBChannelQuery> r2 = res;
res = new eDVBChannelQuery();
+ res->m_sort = 0;
res->m_p1 = r2;
res->m_inverse = 0;
r2 = 0;
std::string type, op, val;
res = new eDVBChannelQuery();
+ res->m_sort = 0;
int cnt = 0;
while (begin != end)
return 1;
}
- if (type == "name")
- res->m_type = eDVBChannelQuery::tName;
- else if (type == "provider")
- res->m_type = eDVBChannelQuery::tProvider;
- else if (type == "type")
- res->m_type = eDVBChannelQuery::tType;
- else if (type == "bouquet")
- res->m_type = eDVBChannelQuery::tBouquet;
- else if (type == "satellitePosition")
- res->m_type = eDVBChannelQuery::tSatellitePosition;
- else if (type == "channelID")
- res->m_type = eDVBChannelQuery::tChannelID;
- else
+ res->m_type = decodeType(type);
+
+ if (res->m_type == -1)
{
eDebug("malformed query: invalid type %s", type.c_str());
res = 0;
return 1;
}
- eDebug("type is %d, nice!", res->m_type);
-
if (op == "==")
res->m_inverse = 0;
else if (op == "!=")
std::list<std::string> tokens;
std::string current_token;
-
+ std::string bouquet_name;
+
// eDebug("splitting %s....", query.c_str());
unsigned int i = 0;
const char *splitchars="()";
// {
// printf("%s\n", a->c_str());
// }
+
+ int sort = eDVBChannelQuery::tName;
+ /* check for "ORDER BY ..." */
+
+ while (tokens.size() > 2)
+ {
+ std::list<std::string>::iterator it = tokens.end();
+ --it; --it; --it;
+ if (*it == "ORDER")
+ {
+ ++it;
+ if (*it == "BY")
+ {
+ ++it;
+ sort = decodeType(*it);
+ tokens.pop_back(); // ...
+ tokens.pop_back(); // BY
+ tokens.pop_back(); // ORDER
+ } else
+ sort = -1;
+ }
+ else if (*it == "FROM")
+ {
+ ++it;
+ if (*it == "BOUQUET")
+ {
+ ++it;
+ bouquet_name = *it;
+ tokens.pop_back(); // ...
+ tokens.pop_back(); // FROM
+ tokens.pop_back(); // BOUQUET
+ }
+ }
+ else
+ break;
+ }
+
+ if (sort == -1)
+ {
+ eWarning("ORDER BY .. string invalid.");
+ res = 0;
+ return -1;
+ }
+
+// eDebug("sort by %d", sort);
/* now we recursivly parse that. */
- return parseExpression(res, tokens.begin(), tokens.end());
-/*
- res = new eDVBChannelQuery();
- res->m_type = eDVBChannelQuery::tName;
- res->m_inverse = 0;
- res->m_string = query;
- return 0; */
+ int r = parseExpression(res, tokens.begin(), tokens.end());
+
+ if (res)
+ {
+ res->m_sort = sort;
+ res->m_bouquet_name = bouquet_name;
+ }
+
+// eDebug("return: %d", r);
+ return r;
}
DEFINE_REF(eDVBChannelQuery);