+void fillTuple2(PyObject *tuple, const char *argstring, int argcount, eventData *evData, ePtr<eServiceEvent> &ptr, PyObject *service_name, PyObject *service_reference)
+{
+ PyObject *tmp=NULL;
+ int pos=0;
+ while(pos < argcount)
+ {
+ bool inc_refcount=false;
+ switch(argstring[pos])
+ {
+ case '0': // PyLong 0
+ tmp = PyLong_FromLong(0);
+ break;
+ case 'I': // Event Id
+ tmp = PyLong_FromLong(evData->getEventID());
+ break;
+ case 'B': // Event Begin Time
+ if (ptr)
+ tmp = ptr ? PyLong_FromLong(ptr->getBeginTime()) : NULL;
+ else
+ tmp = PyLong_FromLong(evData->getStartTime());
+ break;
+ case 'D': // Event Duration
+ if (ptr)
+ tmp = ptr ? PyLong_FromLong(ptr->getDuration()) : NULL;
+ else
+ tmp = PyLong_FromLong(evData->getDuration());
+ break;
+ case 'T': // Event Title
+ tmp = ptr ? PyString_FromString(ptr->getEventName().c_str()) : NULL;
+ break;
+ case 'S': // Event Short Description
+ tmp = ptr ? PyString_FromString(ptr->getShortDescription().c_str()) : NULL;
+ break;
+ case 'E': // Event Extended Description
+ tmp = ptr ? PyString_FromString(ptr->getExtendedDescription().c_str()) : NULL;
+ break;
+ case 'R': // service reference string
+ tmp = service_reference;
+ inc_refcount = true;
+ break;
+ case 'N': // service name
+ tmp = service_name;
+ inc_refcount = true;
+ break;
+ }
+ if (!tmp)
+ {
+ tmp = Py_None;
+ inc_refcount = true;
+ }
+ if (inc_refcount)
+ Py_INCREF(tmp);
+ PyTuple_SET_ITEM(tuple, pos++, tmp);
+ }
+}
+
+// here we get a python tuple
+// the first entry in the tuple is a python string to specify the format of the returned tuples (in a list)
+// I = Event Id
+// B = Event Begin Time
+// D = Event Duration
+// T = Event Title
+// S = Event Short Description
+// E = Event Extended Description
+// R = Service Reference
+// N = Service Name
+// the second tuple entry is the MAX matches value
+// the third tuple entry is the type of query
+// 0 = search for similar broadcastings (SIMILAR_BROADCASTINGS_SEARCH)
+// 1 = search events with exactly title name (EXAKT_TITLE_SEARCH)
+// 2 = search events with text in title name (PARTIAL_TITLE_SEARCH)
+// when type is 0 (SIMILAR_BROADCASTINGS_SEARCH)
+// the fourth is the servicereference tring
+// the fifth is the eventid
+// when type is 1 or 2 (EXAKT_TITLE_SEARCH or PARTIAL_TITLE_SEARCH)
+// the fourth is the search text
+// the fifth is
+// 0 = case sensitive (CASE_CHECK)
+// 1 = case insensitive (NO_CASECHECK)
+
+PyObject *eEPGCache::search(PyObject *arg)
+{
+ PyObject *ret = 0;
+ int descridx = -1;
+ __u32 descr[512];
+ int eventid = -1;
+ const char *argstring=0;
+ int argcount=0;
+ int querytype=-1;
+ bool needServiceEvent=false;
+ int maxmatches=0;
+
+ if (PyTuple_Check(arg))
+ {
+ int tuplesize=PyTuple_Size(arg);
+ if (tuplesize > 0)
+ {
+ PyObject *obj = PyTuple_GET_ITEM(arg,0);
+ if (PyString_Check(obj))
+ {
+ argcount = PyString_GET_SIZE(obj);
+ argstring = PyString_AS_STRING(obj);
+ for (int i=0; i < argcount; ++i)
+ switch(argstring[i])
+ {
+ case 'S':
+ case 'E':
+ case 'T':
+ needServiceEvent=true;
+ default:
+ break;
+ }
+ }
+ else
+ {
+ PyErr_SetString(PyExc_StandardError,
+ "type error");
+ eDebug("tuple arg 0 is not a string");
+ return NULL;
+ }
+ }
+ if (tuplesize > 1)
+ maxmatches = PyLong_AsLong(PyTuple_GET_ITEM(arg, 1));
+ if (tuplesize > 2)
+ {
+ querytype = PyLong_AsLong(PyTuple_GET_ITEM(arg, 2));
+ if (tuplesize > 4 && querytype == 0)
+ {
+ PyObject *obj = PyTuple_GET_ITEM(arg, 3);
+ if (PyString_Check(obj))
+ {
+ const char *refstr = PyString_AS_STRING(obj);
+ eServiceReferenceDVB ref(refstr);
+ if (ref.valid())
+ {
+ eventid = PyLong_AsLong(PyTuple_GET_ITEM(arg, 4));
+ singleLock s(cache_lock);
+ const eventData *evData = 0;
+ lookupEventId(ref, eventid, evData);
+ if (evData)
+ {
+ __u8 *data = evData->EITdata;
+ int tmp = evData->ByteSize-12;
+ __u32 *p = (__u32*)(data+12);
+ // search short and extended event descriptors
+ while(tmp>0)
+ {
+ __u32 crc = *p++;
+ descriptorMap::iterator it =
+ eventData::descriptors.find(crc);
+ if (it != eventData::descriptors.end())
+ {
+ __u8 *descr_data = it->second.second;
+ switch(descr_data[0])
+ {
+ case 0x4D ... 0x4E:
+ descr[++descridx]=crc;
+ default:
+ break;
+ }
+ }
+ tmp-=4;
+ }
+ }
+ if (descridx<0)
+ eDebug("event not found");
+ }
+ else
+ {
+ PyErr_SetString(PyExc_StandardError,
+ "type error");
+ eDebug("tuple arg 4 is not a valid service reference string");
+ return NULL;
+ }
+ }
+ else
+ {
+ PyErr_SetString(PyExc_StandardError,
+ "type error");
+ eDebug("tuple arg 4 is not a string");
+ return NULL;
+ }
+ }
+ else if (tuplesize > 4 && (querytype == 1 || querytype == 2) )
+ {
+ PyObject *obj = PyTuple_GET_ITEM(arg, 3);
+ if (PyString_Check(obj))
+ {
+ int casetype = PyLong_AsLong(PyTuple_GET_ITEM(arg, 4));
+ const char *str = PyString_AS_STRING(obj);
+ int textlen = PyString_GET_SIZE(obj);
+ if (querytype == 1)
+ eDebug("lookup for events with '%s' as title(%s)", str, casetype?"ignore case":"case sensitive");
+ else
+ eDebug("lookup for events with '%s' in title(%s)", str, casetype?"ignore case":"case sensitive");
+ singleLock s(cache_lock);
+ for (descriptorMap::iterator it(eventData::descriptors.begin());
+ it != eventData::descriptors.end() && descridx < 511; ++it)
+ {
+ __u8 *data = it->second.second;
+ if ( data[0] == 0x4D ) // short event descriptor
+ {
+ int title_len = data[5];
+ if ( querytype == 1 )
+ {
+ if (title_len > textlen)
+ continue;
+ else if (title_len < textlen)
+ continue;
+ if ( casetype )
+ {
+ if ( !strncasecmp((const char*)data+6, str, title_len) )
+ {
+// std::string s((const char*)data+6, title_len);
+// eDebug("match1 %s %s", str, s.c_str() );
+ descr[++descridx] = it->first;
+ }
+ }
+ else if ( !strncmp((const char*)data+6, str, title_len) )
+ {
+// std::string s((const char*)data+6, title_len);
+// eDebug("match2 %s %s", str, s.c_str() );
+ descr[++descridx] = it->first;
+ }
+ }
+ else
+ {
+ int idx=0;
+ while((title_len-idx) >= textlen)
+ {
+ if (casetype)
+ {
+ if (!strncasecmp((const char*)data+6+idx, str, textlen) )
+ {
+ descr[++descridx] = it->first;
+// std::string s((const char*)data+6, title_len);
+// eDebug("match 3 %s %s", str, s.c_str() );
+ break;
+ }
+ else if (!strncmp((const char*)data+6+idx, str, textlen) )
+ {
+ descr[++descridx] = it->first;
+// std::string s((const char*)data+6, title_len);
+// eDebug("match 4 %s %s", str, s.c_str() );
+ break;
+ }
+ }
+ ++idx;
+ }
+ }
+ }
+ }
+ }
+ else
+ {
+ PyErr_SetString(PyExc_StandardError,
+ "type error");
+ eDebug("tuple arg 4 is not a string");
+ return NULL;
+ }
+ }
+ else
+ {
+ PyErr_SetString(PyExc_StandardError,
+ "type error");
+ eDebug("tuple arg 3(%d) is not a known querytype(0, 1, 2)", querytype);
+ return NULL;
+ }
+ }
+ else
+ {
+ PyErr_SetString(PyExc_StandardError,
+ "type error");
+ eDebug("not enough args in tuple");
+ return NULL;
+ }
+ }
+ else
+ {
+ PyErr_SetString(PyExc_StandardError,
+ "type error");
+ eDebug("arg 0 is not a tuple");
+ return NULL;
+ }
+
+ if (descridx > -1)
+ {
+ int maxcount=maxmatches;
+ singleLock s(cache_lock);
+ // check all services
+ for( eventCache::iterator cit(eventDB.begin()); cit != eventDB.end() && maxcount; ++cit)
+ {
+ PyObject *service_name=0;
+ PyObject *service_reference=0;
+ eventMap &evmap = cit->second.first;
+ // check all events
+ for (eventMap::iterator evit(evmap.begin()); evit != evmap.end() && maxcount; ++evit)
+ {
+ __u8 *data = evit->second->EITdata;
+ int tmp = evit->second->ByteSize-12;
+ __u32 *p = (__u32*)(data+12);
+ // check if any of our descriptor used by this event
+// if (evit->first == eventid )
+// continue;
+ int cnt=-1;
+ while(tmp>0)
+ {
+ __u32 crc32 = *p++;
+ for ( int i=0; i <= descridx; ++i)
+ {
+ if (descr[i] == crc32) // found...
+ ++cnt;
+ }
+ tmp-=4;
+ }
+ if ( (querytype == 0 && cnt == descridx) ||
+ ((querytype == 1 || querytype == 2) && cnt != -1) )
+ {
+ const uniqueEPGKey &service = cit->first;
+ eServiceReference ref =
+ eDVBDB::getInstance()->searchReference(service.tsid, service.onid, service.sid);
+ if (ref.valid())
+ {
+ // create servive event
+ ePtr<eServiceEvent> ptr;
+ if (needServiceEvent)
+ {
+ lookupEventId(ref, evit->first, ptr);
+ if (!ptr)
+ eDebug("event not found !!!!!!!!!!!");
+ }
+ // create service name
+ if (!service_name && strchr(argstring,'N'))
+ {
+ ePtr<iStaticServiceInformation> sptr;
+ eServiceCenterPtr service_center;
+ eServiceCenter::getPrivInstance(service_center);
+ if (service_center)
+ {
+ service_center->info(ref, sptr);
+ if (sptr)
+ {
+ std::string name;
+ sptr->getName(ref, name);
+ if (name.length())
+ service_name = PyString_FromString(name.c_str());
+ }
+ }
+ if (!service_name)
+ service_name = PyString_FromString("<n/a>");
+ }
+ // create servicereference string
+ if (!service_reference && strchr(argstring,'R'))
+ service_reference = PyString_FromString(ref.toString().c_str());
+ // create list
+ if (!ret)
+ ret = PyList_New(0);
+ // create tuple
+ PyObject *tuple = PyTuple_New(argcount);
+ // fill tuple
+ fillTuple2(tuple, argstring, argcount, evit->second, ptr, service_name, service_reference);
+ PyList_Append(ret, tuple);
+ Py_DECREF(tuple);
+ --maxcount;
+ }
+ }
+ }
+ if (service_name)
+ Py_DECREF(service_name);
+ if (service_reference)
+ Py_DECREF(service_reference);
+ }
+ }
+
+ if (!ret)
+ {
+ Py_INCREF(Py_None);
+ ret=Py_None;
+ }
+
+ return ret;
+}
+
projects / vuplus_dvbapp / commitdiff