//
// $Id$
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
-#include <Include/compiler.h>
+#include <simgear/compiler.h>
-#include <Debug/logstream.hxx>
-#include <Misc/fgpath.hxx>
-#include <Misc/fgstream.hxx>
-#include <Main/options.hxx>
+#include <simgear/debug/logstream.hxx>
+#include <simgear/misc/sgstream.hxx>
#include STL_STRING
#include STL_FUNCTIONAL
#include "simple.hxx"
+SG_USING_NAMESPACE(std);
+
+#ifndef _MSC_VER
+# define NDEBUG // she don't work without it.
+#endif
+#include <mk4.h>
+#include <mk4str.h>
+#ifndef _MSC_VER
+# undef NDEBUG
+#endif
+
+#ifdef SG_HAVE_STD_INCLUDES
+# include <istream>
+#elif defined( __BORLANDC__ ) || defined (__APPLE__)
+# include <iostream>
+#else
+# include <istream.h>
+#endif
+SG_USING_STD(istream);
+
-fgAIRPORTS::fgAIRPORTS() {
+inline istream&
+operator >> ( istream& in, FGAirport& a )
+{
+ return in >> a.id >> a.latitude >> a.longitude >> a.elevation;
}
-// load the data
-int fgAIRPORTS::load( const string& file ) {
- fgAIRPORT a;
+FGAirports::FGAirports( const string& file ) {
+ // open the specified database readonly
+ storage = new c4_Storage( file.c_str(), false );
+
+ if ( !storage->Strategy().IsValid() ) {
+ SG_LOG( SG_GENERAL, SG_ALERT, "Cannot open file: " << file );
+ exit(-1);
+ }
+
+ vAirport = new c4_View;
+ *vAirport =
+ storage->GetAs("airport[ID:S,Longitude:F,Latitude:F,Elevation:F]");
+}
+
+
+// search for the specified id
+bool
+FGAirports::search( const string& id, FGAirport* a ) const
+{
+ c4_StringProp pID ("ID");
+ c4_FloatProp pLon ("Longitude");
+ c4_FloatProp pLat ("Latitude");
+ c4_FloatProp pElev ("Elevation");
+
+ int idx = vAirport->Find(pID[id.c_str()]);
+ SG_LOG( SG_TERRAIN, SG_INFO, "idx = " << idx );
+
+ if ( idx == -1 ) {
+ return false;
+ }
+
+ c4_RowRef r = vAirport->GetAt(idx);
+ a->id = (const char *) pID(r); /// NHV fix wrong case crash
+ a->longitude = (double) pLon(r);
+ a->latitude = (double) pLat(r);
+ a->elevation = (double) pElev(r);
+
+ return true;
+}
- // build the path name to the airport file
- FGPath path( current_options.get_fg_root() );
- path.append( "Airports" );
- path.append( file );
+
+FGAirport
+FGAirports::search( const string& id ) const
+{
+ FGAirport a;
+ search( id, &a );
+ return a;
+}
+
+
+// Destructor
+FGAirports::~FGAirports( void ) {
+ delete storage;
+}
+
+
+// Constructor
+FGAirportsUtil::FGAirportsUtil() {
+}
+
+
+// load the data
+int FGAirportsUtil::load( const string& file ) {
+ FGAirport a;
airports.erase( airports.begin(), airports.end() );
- fg_gzifstream in( path.str() );
+ sg_gzifstream in( file );
if ( !in.is_open() ) {
- FG_LOG( FG_GENERAL, FG_ALERT, "Cannot open file: " << path.str() );
+ SG_LOG( SG_GENERAL, SG_ALERT, "Cannot open file: " << file );
exit(-1);
+ } else {
+ SG_LOG( SG_GENERAL, SG_ALERT, "opened: " << file );
}
- /*
- // We can use the STL copy algorithm because the input
- // file doesn't contain and comments or blank lines.
- copy( istream_iterator<fgAIRPORT,ptrdiff_t>(in.stream()),
- istream_iterator<fgAIRPORT,ptrdiff_t>(),
- inserter( airports, airports.begin() ) );
- */
+ // skip first line of file
+ char tmp[2048];
+ in.getline( tmp, 2048 );
// read in each line of the file
#ifdef __MWERKS__
- in >> skipcomment;
+ in >> ::skipws;
char c = 0;
while ( in.get(c) && c != '\0' ) {
- in.putback(c);
- in >> a;
- airports.insert(a);
- in >> skipcomment;
+ if ( c == 'A' ) {
+ in >> a;
+ SG_LOG( SG_GENERAL, SG_INFO, a.id );
+ in >> skipeol;
+ airports.insert(a);
+ } else if ( c == 'R' ) {
+ in >> skipeol;
+ } else {
+ in >> skipeol;
+ }
+ in >> ::skipws;
}
#else
- in >> skipcomment;
+ in >> ::skipws;
+ string token;
while ( ! in.eof() ) {
- in >> a;
- airports.insert(a);
- in >> skipcomment;
+ in >> token;
+ if ( token == "A" ) {
+ in >> a;
+ SG_LOG( SG_GENERAL, SG_INFO, "in <- " << a.id );
+ in >> skipeol;
+ airports.insert(a);
+ } else if ( token == "R" ) {
+ in >> skipeol;
+ } else {
+ in >> skipeol;
+ }
+ in >> ::skipws;
}
#endif
}
+// save the data in gdbm format
+bool FGAirportsUtil::dump_mk4( const string& file ) {
+
+ // open database for writing
+ c4_Storage storage( file.c_str(), true );
+
+ // need to do something about error handling here!
+
+ // define the properties
+ c4_StringProp pID ("ID");
+ c4_FloatProp pLon ("Longitude");
+ c4_FloatProp pLat ("Latitude");
+ c4_FloatProp pElev ("Elevation");
+
+ // Start with an empty view of the proper structure.
+ c4_View vAirport =
+ storage.GetAs("airport[ID:S,Longitude:F,Latitude:F,Elevation:F]");
+
+ c4_Row row;
+
+ const_iterator current = airports.begin();
+ const_iterator end = airports.end();
+ while ( current != end ) {
+ // add each airport record
+ SG_LOG( SG_TERRAIN, SG_BULK, "out -> " << current->id );
+ pID (row) = current->id.c_str();
+ pLon (row) = current->longitude;
+ pLat (row) = current->latitude;
+ pElev (row) = current->elevation;
+ vAirport.Add(row);
+
+ ++current;
+ }
+
+ // commit our changes
+ storage.Commit();
+
+ return true;
+}
+
+
// search for the specified id
bool
-fgAIRPORTS::search( const string& id, fgAIRPORT* a ) const
+FGAirportsUtil::search( const string& id, FGAirport* a ) const
{
- const_iterator it = airports.find( fgAIRPORT(id) );
+ const_iterator it = airports.find( FGAirport(id) );
if ( it != airports.end() )
{
*a = *it;
}
-fgAIRPORT
-fgAIRPORTS::search( const string& id ) const
+FGAirport
+FGAirportsUtil::search( const string& id ) const
{
- fgAIRPORT a;
+ FGAirport a;
this->search( id, &a );
return a;
}
// Destructor
-fgAIRPORTS::~fgAIRPORTS( void ) {
+FGAirportsUtil::~FGAirportsUtil( void ) {
}