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Base: fix handling of path separators in parameter group names

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This commit is contained in:
wmayer
2022-03-29 14:54:03 +02:00
parent 7c24e54704
commit b47029998e
3 changed files with 96 additions and 64 deletions
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31
src/Base/Parameter.cpp
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@@ -312,33 +312,34 @@ void ParameterGrp::insert(const char* FileName)
Base::Reference<ParameterGrp> ParameterGrp::GetGroup(const char* Name)
{
std::string cName = Name;
if (cName.empty())
throw Base::ValueError("Empty group name");
// Remove all leading slashes
std::string::size_type beg = cName.find_first_not_of('/');
if (beg > 0) {
cName.erase(0, beg);
}
// Remove all trailing slashes
std::string::size_type end = cName.find_last_not_of('/');
if (end+1 < cName.size()) {
cName.erase(end+1);
}
std::string::size_type pos = cName.find('/');
// is there a path separator ?
if (pos == std::string::npos) {
return _GetGroup(Name);
}
else if (pos == cName.size()) {
// ending slash! cut it away
cName.erase(pos);
return _GetGroup(cName.c_str());
}
else if (pos == 0) {
// a leading slash is not handled (root unknown)
//throw FCException("ParameterGrp::GetGroup() leading slash not allowed");
// remove leading slash
cName.erase(0,1);
// subsequent call
return GetGroup(cName.c_str());
}
else {
// path, split the first path
std::string cTemp;
// getting the first part
cTemp.assign(cName,0,pos);
cTemp.assign(cName, 0, pos);
// removing the first part from the original
cName.erase(0,pos+1);
cName.erase(0, pos+1);
//subsequent call
return _GetGroup(cTemp.c_str())->GetGroup(cName.c_str());
}