/**
* fügt einen Eintrag hinzu.
*
* @param[in] name Variablenname
* @param[in] value Wert
*/
void libsiedler2::ArchivItem_Ini::addValue(const std::string& name, const std::string& value)
{
ArchivItem_Text* item = dynamic_cast<ArchivItem_Text*>( getAllocator().create(BOBTYPE_TEXT) );
item->setText(value);
item->setName(name);
push(item);
}
void libsiedler2::ArchivItem_Ini::setValue(const std::string& name, const std::string& value)
{
ArchivItem_Text* item = dynamic_cast<ArchivItem_Text*>(find(name));
if(item)
{
// setText überschreibt Namen, daher nochmals setzen
item->setText(value);
item->setName(name);
}
else
{
// nicht gefunden, also hinzufügen
addValue(name, value);
}
}
/**
* lädt die INI-Daten aus einer Datei.
*
* @param[in] file Dateihandle der Datei
*
* @return liefert Null bei Erfolg, ungleich Null bei Fehler
*/
int libsiedler2::ArchivItem_Ini::load(std::istream& file)
{
if(!file)
return 1;
std::string section;
std::getline(file, section);
size_t lr = section.find('\r');
if (lr != std::string::npos) section.erase(lr, 1);
size_t ln = section.find('\n');
if (ln != std::string::npos) section.erase(ln, 1);
if(!section.empty())
{
size_t pos = section.find('[');
if(pos == std::string::npos)
throw std::runtime_error("Invalid section");
section = section.substr(pos + 1);
pos = section.find(']');
if(pos == std::string::npos)
throw std::runtime_error("Invalid section");
section = section.substr(0, pos);
}
if(section.empty() && !file.eof())
return 4;
setName(section);
if(!file)
return 0;
while(true)
{
std::string entry;
if(!std::getline(file, entry))
break;
lr = entry.find('\015');
if (lr != std::string::npos) entry.erase(lr, 1);
ln = section.find('\n');
if (ln != std::string::npos) entry.erase(ln, 1);
if(entry.empty())
break;
size_t pos = entry.find('=');
if(pos == std::string::npos)
throw std::runtime_error("Invalid value");
std::string name = entry.substr(0, pos);
std::string value = entry.substr(pos + 1);
if(name.empty() || value.empty())
continue;
ArchivItem_Text* item = dynamic_cast<ArchivItem_Text*>( getAllocator().create(BOBTYPE_TEXT) );
item->setText(value);
item->setName(name);
push(item);
}
return 0;
}