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argument.cpp
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argument.cpp
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#include "r-tech1/argument.h"
#include "r-tech1/exceptions/shutdown_exception.h"
#include "r-tech1/exceptions/exception.h"
#include "r-tech1/exceptions/load_exception.h"
#include "r-tech1/ftalleg.h"
#include "r-tech1/menu/menu-exception.h"
#include "r-tech1/token_exception.h"
#include "r-tech1/system.h"
#include "r-tech1/file-system.h"
#include <string.h>
using std::vector;
using std::string;
Argument::Action::~Action(){
}
bool Argument::Parameter::isArg(const string & what) const {
std::vector<std::string> match = keywords();
for (std::vector<std::string>::iterator it = match.begin(); it != match.end(); it++){
if (strcasecmp(it->c_str(), what.c_str()) == 0){
return true;
}
}
return false;
}
Argument::Parameter::~Parameter(){
}
Argument::Handler::Handler(){
}
Argument::Handler::~Handler(){
}
void Argument::Handler::add(Util::ReferenceCount<Parameter> parameter){
parameters.push_back(parameter);
}
void Argument::Handler::add(const std::vector<Util::ReferenceCount<Parameter> > & parameters){
for (ParameterRefs::const_iterator i = parameters.begin(); i != parameters.end(); ++i){
add(*i);
}
}
void Argument::Handler::setDefaultAction(Util::ReferenceCount<Action> action){
defaultAction = action;
}
void Argument::Handler::runActions(int argc, char ** argv){
vector<string> stringArgs;
for (int q = 1; q < argc; q++){
stringArgs.push_back(argv[q]);
}
std::vector<Util::ReferenceCount<Action> > actions;
/* Sort of a hack but if we are already at the end of the argument list (because some
* argument already reached the end) then we don't increase the argument iterator
*/
for (vector<string>::iterator it = stringArgs.begin(); it != stringArgs.end(); (it != stringArgs.end()) ? it++ : it){
for (ParameterRefs::iterator arg = parameters.begin(); arg != parameters.end(); arg++){
Util::ReferenceCount<Parameter> parameter = *arg;
if (parameter->isArg(*it)){
it = parameter->parse(it, stringArgs.end(), actions);
/* Only parse one argument */
break;
}
}
}
/* If there are no actions then add default */
if (actions.size() == 0){
actions.push_back(defaultAction);
}
bool allow_quit = true;
/* Run em */
while (true){
bool normal_quit = false;
try{
for (ActionRefs::const_iterator it = actions.begin(); it != actions.end(); it++){
Util::ReferenceCount<Action> action = *it;
action->act();
}
normal_quit = true;
} catch (const Filesystem::Exception & ex){
Global::debug(0) << "There was a problem loading an argument. Error was:\n " << ex.getTrace() << std::endl;
} catch (const TokenException & ex){
Global::debug(0) << "There was a problem with the token. Error was:\n " << ex.getTrace() << std::endl;
return;
} catch (const LoadException & ex){
Global::debug(0) << "There was a problem loading an argument. Error was:\n " << ex.getTrace() << std::endl;
return;
} catch (const Exception::Return & ex){
} catch (const ShutdownException & shutdown){
Global::debug(1) << "Forced a shutdown. Cya!" << std::endl;
} catch (const ReloadMenuException & ex){
Global::debug(1) << "Menu Reload Requested. Restarting...." << std::endl;
continue;
} catch (const ftalleg::Exception & ex){
Global::debug(0) << "Freetype exception caught. Error was:\n" << ex.getReason() << std::endl;
} catch (const Exception::Base & base){
Global::debug(0) << "Base exception: " << base.getTrace() << std::endl;
} catch (const std::bad_alloc & fail){
Global::debug(0) << "Failed to allocate memory. Usage is " << System::memoryUsage() << std::endl;
}
// Do not catch all, end user should
/*catch (...){
Global::debug(0) << "Uncaught exception!" << std::endl;
}*/
if (allow_quit && normal_quit){
break;
} else if (normal_quit && !allow_quit){
} else if (!normal_quit){
break;
}
}
}

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argument.cpp (4 KB)

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