QVariant VirtualMachine::createVariant(unqlite_value* pVal) { if (unqlite_value_is_bool(pVal)) { int val = unqlite_value_to_bool(pVal); return QVariant(val != 0 ? true : false); } else if (unqlite_value_is_numeric(pVal)) { return QVariant(unqlite_value_to_int(pVal)); } else if (unqlite_value_is_string(pVal)) { int nLen; const char* zVal = unqlite_value_to_string(pVal, &nLen); return QVariant(QString::fromUtf8(zVal, nLen)); } // else if (unqlite_value_is_json_array(pVal)) { // unqlite_array_walk(pVal, walk_callback, this); // } return QVariant(); }
Producer::Config::Config( const string& file, uint32_t id ) { // set default values prefix = Name("unnamed"); sigverif_delay = NanoSeconds( 30345 ); bloom_delay = NanoSeconds( 2535 ); // database and vm structs unqlite* db; unqlite_vm* vm; // initialize database int rc = unqlite_open( &db, ":mem:", UNQLITE_OPEN_READONLY ); if( rc != UNQLITE_OK ) { // something went wrong const char* err; int errlen; unqlite_config( db, UNQLITE_CONFIG_JX9_ERR_LOG, &err, &errlen ); cout << "Error: creating unqlite database: " << err << endl; exit(1); } // initialize unqlite vm rc = unqlite_compile_file( db, file.c_str(), &vm ); if( rc != UNQLITE_OK ) { // something went wrong const char* err; int errlen; unqlite_config( db, UNQLITE_CONFIG_JX9_ERR_LOG, &err, &errlen ); cout << "Error: compiling config script: " << err << endl; exit(1); } unqlite_value* id_val = unqlite_vm_new_scalar( vm ); unqlite_value_int64( id_val, id ); rc = unqlite_vm_config( vm, UNQLITE_VM_CONFIG_CREATE_VAR, "ID", id_val ); if( rc != UNQLITE_OK ) { // something went wrong const char* err; int errlen; unqlite_config( db, UNQLITE_CONFIG_JX9_ERR_LOG, &err, &errlen ); cout << "Error: exporting ID to config: " << err << endl; exit(1); } unqlite_vm_release_value( vm, id_val ); // execute config script rc = unqlite_vm_exec( vm ); if( rc != UNQLITE_OK ) { // something went wrong const char* err; int errlen; unqlite_config( db, UNQLITE_CONFIG_JX9_ERR_LOG, &err, &errlen ); cout << "Error: executing config script: " << err << endl; exit(1); } // retrieve config values const char* str; int len; unqlite_value* val; val = unqlite_vm_extract_variable( vm, "prefix" ); if( val ) { str = unqlite_value_to_string( val, &len ); prefix = string(str, len ); } val = unqlite_vm_extract_variable( vm, "sigverif_delay" ); if( unqlite_value_is_float( val ) ) sigverif_delay = Seconds( unqlite_value_to_double( val ) ); if( unqlite_value_is_int( val ) ) sigverif_delay = Seconds( unqlite_value_to_int64( val ) ); val = unqlite_vm_extract_variable( vm, "bloom_delay" ); if( unqlite_value_is_float( val ) ) bloom_delay = Seconds( unqlite_value_to_double( val ) ); if( unqlite_value_is_int( val ) ) bloom_delay = Seconds( unqlite_value_to_int64( val ) ); val = unqlite_vm_extract_variable( vm, "contents" ); if( val && unqlite_value_is_json_array( val ) ) { size_t count = unqlite_array_count( val ); for( size_t i = 0 ; i < count ; i++ ) { stringstream ss; string key; ss << i; ss >> key; unqlite_value* elem = unqlite_array_fetch ( val, key.c_str(), key.size() ); if( elem && unqlite_value_is_json_object( elem ) ) { unqlite_value* name_val = unqlite_array_fetch ( elem, "name", -1 ); unqlite_value* size_val = unqlite_array_fetch ( elem, "size", -1 ); unqlite_value* access_val = unqlite_array_fetch( elem, "access_level", -1 ); if( name_val && size_val && access_val && unqlite_value_is_string( name_val ) && unqlite_value_is_int( size_val ) && unqlite_value_is_int( access_val ) ) { str = unqlite_value_to_string( name_val, &len ); size_t size = unqlite_value_to_int( size_val ); uint8_t access_level = unqlite_value_to_int ( access_val ); contents.emplace( string( str, len ), Config::Content { size, access_level } ); } } } }