static void read_xml(std::istream & in, PTree & node, Include * include, std::string key)
{
std::string line, escape("/"+node.value());
while (in.good())
{
std::getline(in, line, '\n');
if (line.empty())
{
continue;
}
size_t begin = line.find_first_not_of(" \t\n<");
size_t end = line.length();
if (begin >= end || line[begin] == '!')
{
continue;
}
line = line.substr(begin, end);
if (line.find(escape) == 0)
{
break;
}
if (key.length() == 0)
{
end = line.find(" ");
key = line.substr(0, end);
continue;
}
size_t next = line.find("</"+key);
if (next < end)
{
// New property.
std::string value = line.substr(0, next);
// Include?
if (include && key == "include")
{
(*include)(node, value);
}
else
{
node.set(key, value);
}
}
else
{
// New node.
end = line.find(" ");
std::string child_key = line.substr(0, end);
read_xml(in, node.set(key, PTree()), include, child_key);
}
key.clear();
}
}
void read(PTree & node)
{
std::string line, name;
while (in.good())
{
std::getline(in, line, '\n');
if (line.empty())
{
continue;
}
size_t begin = line.find_first_not_of(" \t[");
size_t end = line.find_first_of(";#]\r", begin);
if (begin >= end)
{
continue;
}
size_t next = line.find("=", begin);
if (next >= end)
{
// New node.
next = line.find_last_not_of(" \t\r]", end);
name = line.substr(begin, next);
read(root.set(name, PTree()));
continue;
}
size_t next2 = line.find_first_not_of(" \t\r", next+1);
next = line.find_last_not_of(" \t", next-1);
if (next2 >= end)
continue;
name = line.substr(begin, next+1);
if (!fopen || line.at(next2) != '&')
{
// New property.
std::string value = line.substr(next2, end-next2);
node.set(name, value);
continue;
}
// Value is a reference.
std::string value = line.substr(next2+1, end-next2-1);
const PTree * ref_ptr;
if (root.get(value, ref_ptr) || cache.get(value, ref_ptr))
{
node.set(name, *ref_ptr);
continue;
}
// Load external reference.
PTree ref;
read_ini(value, *fopen, ref);
cache.set(value, ref);
node.set(name, ref);
}
}
static void read_inf(std::istream & in, PTree & node, Include * include, bool child)
{
std::string line, name;
while (in.good())
{
std::getline(in, line, '\n');
if (line.empty())
{
continue;
}
size_t begin = line.find_first_not_of(" \t");
size_t end = line.find_first_of(";#");
if (begin >= end)
{
continue;
}
line = line.substr(begin, end);
if (line[0] == '{' && name.length())
{
// New node.
read_inf(in, node.set(name, PTree()), include, true);
continue;
}
if (line[0] == '}' && child)
{
break;
}
size_t next = line.find(" ");
end = line.length();
name = line.substr(0, next);
if (next < end)
{
// New property.
std::string value = line.substr(next+1, end);
// Include?
if (include && name == "include")
{
(*include)(node, value);
}
else
{
node.set(name, value);
}
name.clear();
}
}
}
static void read_xml(std::istream & in, PTree & p, std::string key)
{
std::string line, escape("/"+p.value());
while (in.good())
{
std::getline(in, line, '\n');
if (line.empty())
{
continue;
}
size_t begin = line.find_first_not_of(" \t\n<");
size_t end = line.length();
if (begin >= end || line[begin] == '!')
{
continue;
}
line = line.substr(begin, end);
if (line.find(escape) == 0)
{
break;
}
if (key.length() == 0)
{
end = line.find(" ");
key = line.substr(0, end);
continue;
}
size_t next = line.find("</"+key);
if (next < end)
{
std::string value = line.substr(0, next);
p.set(key, value);
}
else
{
end = line.find(" ");
std::string child_key = line.substr(0, end);
read_xml(in, p.set(key, PTree()), child_key);
}
key.clear();
}
}