/**\brief Configure the ship's weapon slots based on the XML node weaponSlots.
*/
bool Model::ConfigureWeaponSlots( xmlDocPtr doc, xmlNodePtr node ) {
xmlNodePtr slotPtr;
string value;
//if( (slotPtr = FirstChildNamed(node,"slot")) ){
for( slotPtr = FirstChildNamed(node,"slot"); slotPtr != NULL; slotPtr = NextSiblingNamed(slotPtr,"slot") ){
WeaponSlot newSlot;
xmlNodePtr attr;
if( (attr = FirstChildNamed(slotPtr,"name")) ){
value = NodeToString(doc,attr);
newSlot.name = value;
} else return false;
if( (attr = FirstChildNamed(slotPtr,"coord")) ){
value = NodeToString(doc,attr);
// go deeper...
xmlNodePtr coordAttr;
if( (coordAttr = FirstChildNamed(attr,"x")) ){
newSlot.x = NodeToInt(doc,coordAttr);
} else return false;
if( (coordAttr = FirstChildNamed(attr,"y")) ){
newSlot.y = NodeToInt(doc,coordAttr);
} else return false;
} else return false;
if( (attr = FirstChildNamed(slotPtr,"angle")) ){
newSlot.angle = NodeToFloat(doc,attr);
} else return false;
if( (attr = FirstChildNamed(slotPtr,"motionAngle")) ){
value = NodeToString(doc,attr);
newSlot.motionAngle = atof(value.c_str());
} else return false;
if( (attr = FirstChildNamed(slotPtr,"content")) ){
// this check is necessary because NodeToString() won't translate <item></item> into ""
if(attr->xmlChildrenNode)
value = NodeToString(doc,attr);
else
value = ""; // slot is empty
newSlot.content = Menu::GetCurrentScenario()->GetWeapons()->GetWeapon( value );
} else return false;
if( (attr = FirstChildNamed(slotPtr,"firingGroup")) ){
newSlot.firingGroup = NodeToInt(doc,attr);
} else return false;
weaponSlots.push_back(newSlot);
}
return true;
}
/**\brief Extract this PlayerInfo from an XML Node
* \param[in] doc The XML document.
* \param[in] xnode The XML Node.
* \returns true if the PlayerInfo was loaded correctly.
*/
bool PlayerInfo::FromXMLNode( xmlDocPtr doc, xmlNodePtr node ) {
xmlNodePtr attr;
// If the node has a Model then it is using the old format.
// Create that player's XML File before continuing
if( (attr = FirstChildNamed(node,"model")) ) {
node = ConvertOldVersion( doc, node );
}
// The file attribute is the saved game xml file.
if( (attr = FirstChildNamed(node,"file")) ) {
file = NodeToString(doc,attr);
if( File::Exists( file ) == false ) {
LogMsg(ERR, "Player %s is Corrupt. There is no file '%s'.", name.c_str(), file.c_str() );
return false;
}
} else {
LogMsg(ERR, "Player %s is Corrupt. There is no file attribute.", name.c_str() );
return false;
}
// A corrupt avatar isn't fatal, just don't try to draw it.
if( (attr = FirstChildNamed(node,"avatar")) ){
avatar = Image::Get( NodeToString(doc,attr) );
if( avatar == NULL ) {
LogMsg(WARN, "Player %s has a corrupt avatar. There is no image '%s' ", name.c_str(), NodeToString(doc,attr).c_str() );
}
}
if( (attr = FirstChildNamed(node,"simulation")) ){
simulation = NodeToString(doc,attr);
} else {
simulation = "default";
}
if( (attr = FirstChildNamed(node,"seed")) ){
seed = NodeToInt(doc,attr);
} else {
seed = 0;
}
// A corrupt lastLoadTime isn't fatal, just use January 1, 1970.
if( (attr = FirstChildNamed(node,"lastLoadTime")) ){
lastLoadTime = NodeToInt(doc,attr);
} else {
lastLoadTime = (time_t)0;
}
return true;
}
Mission* Mission::FromXMLNode( xmlDocPtr doc, xmlNodePtr node )
{
string type;
int version = 0;;
int missionTable;
xmlNodePtr typeNode = FirstChildNamed(node,"type");
xmlNodePtr versionNode = FirstChildNamed(node,"version");
xmlNodePtr missionNode = FirstChildNamed(node,"value");
type = NodeToString(doc, typeNode);
if( versionNode != NULL ) {
version = NodeToInt(doc, versionNode);
}
lua_State *L = Lua::CurrentState();
// Turn the XML data into a Table
Lua::ConvertFromXML(L, doc, missionNode);
// pop the name off the top of the stack. It should just be "missionTable" anyway.
assert(lua_istable(L,lua_gettop(L)));
// Gets and pops the top of the stack, which should have the the missionTable.
missionTable = luaL_ref(L, LUA_REGISTRYINDEX);
assert(lua_isstring(L,lua_gettop(L)));
lua_pop(L,1); // Pop the Name
// Validate this Mission
if( !Mission::ValidateMission(L, type, missionTable, version) ) {
LogMsg(ERR, "Something important!");
return NULL;
}
return new Mission(L, type, missionTable);
}
/**\brief Parses weapon information
*/
bool Weapon::FromXMLNode( xmlDocPtr doc, xmlNodePtr node ) {
xmlNodePtr attr;
string value;
if( (attr = FirstChildNamed(node,"weaponType")) ){
weaponType = (short int)NodeToInt(doc,attr);
} else {
LogMsg(ERR,"Could not find child node weaponType while searching component");
return false;
}
if( (attr = FirstChildNamed(node,"imageName")) ){
image = Image::Get( NodeToString(doc,attr) );
} else {
LogMsg(ERR,"Could not find child node imageName while searching component");
return false;
}
if( (attr = FirstChildNamed(node,"picName")) ){
Image* pic = Image::Get( NodeToString(doc,attr) );
// This image can be accessed by either the path or the Weapon Name
Image::Store(name, pic);
SetPicture(pic);
} else {
LogMsg(ERR,"Could not find child node picName while searching component");
return false;
}
if( (attr = FirstChildNamed(node,"description")) ){
value = NodeToString(doc,attr);
SetDescription( value );
} else {
LogMsg( WARN, "%s does not have a description.", GetName().c_str() );
}
if( (attr = FirstChildNamed(node,"payload")) ){
payload = NodeToInt(doc,attr);
} else {
LogMsg(ERR,"Could not find child node payload while searching component");
return false;
}
if( (attr = FirstChildNamed(node,"velocity")) ){
velocity = NodeToInt(doc,attr);
} else {
LogMsg(ERR,"Could not find child node velocity while searching component");
return false;
}
if( (attr = FirstChildNamed(node,"acceleration")) ){
acceleration = NodeToInt(doc,attr);
} else {
LogMsg(ERR,"Could not find child node acceleration while searching component");
return false;
}
if( (attr = FirstChildNamed(node,"ammoType")) ){
value = NodeToString(doc,attr);
ammoType = AmmoNameToType(value);
if(ammoType>=max_ammo) {
LogMsg(ERR,"ammoType is >= max_ammo in Weapons XML parsing");
return false;
}
} else {
LogMsg(ERR,"Could not find child node ammoType while searching component");
return false;
}
if( (attr = FirstChildNamed(node,"ammoConsumption")) ){
ammoConsumption = NodeToInt(doc,attr);
} else {
LogMsg(ERR,"Could not find child node ammoConsumption while searching component");
return false;
}
if( (attr = FirstChildNamed(node, "fireDelay")) ) {
fireDelay = NodeToInt(doc,attr);
} else {
LogMsg(ERR, "Could not find child node fireDelay while searching component");
return false;
}
if( (attr = FirstChildNamed(node, "lifetime")) ) {
lifetime = NodeToInt(doc,attr);
} else {
LogMsg(ERR, "Could not find child node lifetime while searching component");
return false;
}
if( (attr = FirstChildNamed(node,"tracking")) ) {
float _tracking = NodeToFloat(doc,attr);
if (_tracking > 1.0f ) _tracking = 1.0f;
if (_tracking < 0.0001f ) _tracking = 0.0f;
tracking = _tracking;
} else {
LogMsg(ERR, "Could not find child node tracking while searching component");
return false;
}
if( (attr = FirstChildNamed(node, "msrp")) ) {
value = NodeToString(doc,attr);
SetMSRP( (short int)atoi( value.c_str() ));
} else {
LogMsg(ERR, "Could not find child node msrp while searching component");
return false;
}
if( (attr = FirstChildNamed(node, "sound")) ) {
value = NodeToString(doc,attr);
this->sound = Sound::Get( value );
if( this->sound == NULL) {
// Do not return false here - they may be disabling audio on purpose or audio may not be supported on their system
LogMsg(WARN, "Could not load sound file while searching component");
}
} else {
LogMsg(ERR, "Could not find child node sound while searching component");
return false;
}
return true;
}
/**\brief Parse one player out of an xml node
*/
bool Player::FromXMLNode( xmlDocPtr doc, xmlNodePtr node ) {
xmlNodePtr attr;
string value;
Coordinate pos;
if( (attr = FirstChildNamed(node,"name")) ){
SetName(NodeToString(doc,attr));
}
if( (attr = FirstChildNamed(node, "planet"))){
string temp;
xmlNodePtr name = FirstChildNamed(attr,"name");
lastPlanet = NodeToString(doc,name);
Planet* p = Planets::Instance()->GetPlanet( lastPlanet );
if( p != NULL ) {
SetWorldPosition( p->GetWorldPosition() );
}
}else return false;
if( (attr = FirstChildNamed(node,"model")) ){
value = NodeToString(doc,attr);
Model* model = Models::Instance()->GetModel( value );
if( NULL!=model) {
SetModel( model );
} else {
LogMsg(ERR,"No such model as '%s'", value.c_str());
return false;
}
} else return false;
if( (attr = FirstChildNamed(node,"engine")) ){
value = NodeToString(doc,attr);
Engine* engine = Engines::Instance()->GetEngine( value );
if( NULL!=engine) {
SetEngine( engine );
} else {
LogMsg(ERR,"No such engine as '%s'", value.c_str());
return false;
}
} else return false;
if( (attr = FirstChildNamed(node,"credits")) ){
value = NodeToString(doc,attr);
SetCredits( atoi(value.c_str()) );
} else return false;
for( attr = FirstChildNamed(node,"weapon"); attr!=NULL; attr = NextSiblingNamed(attr,"weapon") ){
AddShipWeapon( NodeToString(doc,attr) );
}
for( attr = FirstChildNamed(node,"outfit"); attr!=NULL; attr = NextSiblingNamed(attr,"outfit") ){
AddOutfit( NodeToString(doc,attr) );
}
for( attr = FirstChildNamed(node,"cargo"); attr!=NULL; attr = NextSiblingNamed(attr,"cargo") ){
xmlNodePtr type = FirstChildNamed(attr,"type");
xmlNodePtr ammt = FirstChildNamed(attr,"amount");
if(!type || !ammt)
return false;
if( NodeToInt(doc,ammt) > 0 )
{
StoreCommodities( NodeToString(doc,type), NodeToInt(doc,ammt) );
}
}
for( attr = FirstChildNamed(node,"ammo"); attr!=NULL; attr = NextSiblingNamed(attr,"ammo") ){
xmlNodePtr type = FirstChildNamed(attr,"type");
xmlNodePtr ammt = FirstChildNamed(attr,"amount");
if(!type || !ammt)
return false;
AmmoType ammoType = Weapon::AmmoNameToType( NodeToString(doc,type) );
int ammoCount = NodeToInt(doc,ammt);
if( ammoType < max_ammo ) {
AddAmmo( ammoType, ammoCount );
} else return false;
}
for( attr = FirstChildNamed(node,"Mission"); attr!=NULL; attr = NextSiblingNamed(attr,"Mission") ){
Mission *mission = Mission::FromXMLNode(doc,attr);
if( mission != NULL ) {
LogMsg(INFO, "Successfully loaded the %s mission of player '%s'", mission->GetName().c_str(), this->GetName().c_str() );
missions.push_back( mission );
} else {
LogMsg(INFO, "Aborted loading mission of player '%s'", this->GetName().c_str() );
}
}
for( attr = FirstChildNamed(node,"favor"); attr!=NULL; attr = NextSiblingNamed(attr,"favor") ){
xmlNodePtr alliance = FirstChildNamed(attr,"alliance");
xmlNodePtr value = FirstChildNamed(attr,"value");
if(!alliance || !value)
return false;
if( NodeToInt(doc,value) > 0 )
{
UpdateFavor( NodeToString(doc,alliance), NodeToInt(doc,value) );
}
}
for( attr = FirstChildNamed(node,"hiredEscort"); attr!=NULL; attr = NextSiblingNamed(attr,"hiredEscort") ){
xmlNodePtr typePtr = FirstChildNamed(attr, "type");
xmlNodePtr payPtr = FirstChildNamed(attr, "pay");
assert(typePtr && payPtr);
if(!typePtr || !payPtr) return false;
string type = NodeToString(doc, typePtr);
int pay = atoi( NodeToString(doc, payPtr).c_str() );
// Adding it with sprite ID -1 means it's up to player.lua to go ahead and create the correct sprite.
this->AddHiredEscort(type, pay, -1);
}
if(this->ConfigureWeaponSlots(doc, node)){
// great - it worked
LogMsg( INFO, "Successfully loaded weapon slots");
}
else {
LogMsg( ERR, "Weapon slot XML helper failed to configure weapon slots");
}
if( (attr = FirstChildNamed(node,"lastLoadTime")) ){
lastLoadTime = NodeToInt(doc,attr);
} else {
lastLoadTime = (time_t)0;
}
RemoveLuaControlFunc();
return true;
}
/**\brief Load an XML file
* \arg filename The XML file that should be parsed.
* \arg optional If this is true, an error is not returned if the file doesn't exist.
*/
bool Components::Load(string filename, bool optional) {
xmlDocPtr doc;
xmlNodePtr cur, ver;
int versionMajor = 0, versionMinor = 0, versionMacro = 0;
int numObjs = 0;
bool success = true;
File xmlfile = File (filename);
long filelen = xmlfile.GetLength();
char *buffer = xmlfile.Read();
doc = xmlParseMemory( buffer, static_cast<int>(filelen) );
delete [] buffer;
if( doc == NULL ) {
LogMsg(ERR, "Could not load '%s' for parsing.", filename.c_str() );
return optional;
}
cur = xmlDocGetRootElement( doc );
if( cur == NULL ) {
LogMsg(ERR, "'%s' file appears to be empty.", filename.c_str() );
xmlFreeDoc( doc );
return false;
}
if( xmlStrcmp( cur->name, (const xmlChar *)rootName.c_str() ) ) {
LogMsg(ERR, "'%s' appears to be invalid. Root element was %s.", filename.c_str(), (char *)cur->name );
xmlFreeDoc( doc );
return false;
} else {
LogMsg(INFO, "'%s' file found and valid, parsing...", filename.c_str() );
}
// Get the version number
if( (ver = FirstChildNamed(cur, "version-major")) != NULL ) {
versionMajor = NodeToInt(doc,ver);
}
if( (ver = FirstChildNamed(cur, "version-minor")) != NULL ) {
versionMinor = NodeToInt(doc,ver);
}
if( (ver = FirstChildNamed(cur, "version-macro")) != NULL ) {
versionMacro = NodeToInt(doc,ver);
}
if( ( versionMajor != EPIAR_VERSION_MAJOR ) ||
( versionMinor != EPIAR_VERSION_MINOR ) ||
( versionMacro != EPIAR_VERSION_MICRO ) ) {
LogMsg(WARN, "File '%s' is version %d.%d.%d. This may cause problems since it does not match the current version %d.%d.%d.",
filename.c_str(),
versionMajor, versionMinor, versionMacro,
EPIAR_VERSION_MAJOR, EPIAR_VERSION_MINOR, EPIAR_VERSION_MICRO );
}
// Get the components
cur = cur->xmlChildrenNode;
while( success && cur != NULL ) {
// Parse for the version information and any children nodes
if( ( !xmlStrcmp( cur->name, BAD_CAST componentName.c_str() ) ) ) {
// Parse a Component
success = ParseXMLNode( doc, cur );
assert(success || optional);
if(success) numObjs++;
}
cur = cur->next;
}
xmlFreeDoc( doc );
filepath = filename;
LogMsg(INFO, "Parsing of file '%s' done, found %d objects. File is version %d.%d.%d.", filename.c_str(), numObjs, versionMajor, versionMinor, versionMacro );
return success;
}