131 lines
3.8 KiB
C++
131 lines
3.8 KiB
C++
#pragma once
|
|
|
|
namespace nall { namespace Markup {
|
|
|
|
auto ManagedNode::_evaluate(string query) const -> bool {
|
|
if(!query) return true;
|
|
|
|
for(auto& rule : query.replace(" ", "").split(",")) {
|
|
enum class Comparator : uint { ID, EQ, NE, LT, LE, GT, GE };
|
|
auto comparator = Comparator::ID;
|
|
if(rule.match("*!=*")) comparator = Comparator::NE;
|
|
else if(rule.match("*<=*")) comparator = Comparator::LE;
|
|
else if(rule.match("*>=*")) comparator = Comparator::GE;
|
|
else if(rule.match ("*=*")) comparator = Comparator::EQ;
|
|
else if(rule.match ("*<*")) comparator = Comparator::LT;
|
|
else if(rule.match ("*>*")) comparator = Comparator::GT;
|
|
|
|
if(comparator == Comparator::ID) {
|
|
if(_find(rule).size()) continue;
|
|
return false;
|
|
}
|
|
|
|
string_vector side;
|
|
switch(comparator) {
|
|
case Comparator::EQ: side = rule.split ("=", 1L); break;
|
|
case Comparator::NE: side = rule.split("!=", 1L); break;
|
|
case Comparator::LT: side = rule.split ("<", 1L); break;
|
|
case Comparator::LE: side = rule.split("<=", 1L); break;
|
|
case Comparator::GT: side = rule.split (">", 1L); break;
|
|
case Comparator::GE: side = rule.split(">=", 1L); break;
|
|
}
|
|
|
|
string data = string{_value}.strip();
|
|
if(side(0)) {
|
|
auto result = _find(side(0));
|
|
if(result.size() == 0) return false;
|
|
data = result[0].value();
|
|
}
|
|
|
|
switch(comparator) {
|
|
case Comparator::EQ: if(data.match(side(1)) == true) continue; break;
|
|
case Comparator::NE: if(data.match(side(1)) == false) continue; break;
|
|
case Comparator::LT: if(data.natural() < side(1).natural()) continue; break;
|
|
case Comparator::LE: if(data.natural() <= side(1).natural()) continue; break;
|
|
case Comparator::GT: if(data.natural() > side(1).natural()) continue; break;
|
|
case Comparator::GE: if(data.natural() >= side(1).natural()) continue; break;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
auto ManagedNode::_find(const string& query) const -> vector<Node> {
|
|
vector<Node> result;
|
|
|
|
auto path = query.split("/");
|
|
string name = path.take(0), rule;
|
|
uint lo = 0u, hi = ~0u;
|
|
|
|
if(name.match("*[*]")) {
|
|
auto p = name.trimRight("]", 1L).split("[", 1L);
|
|
name = p(0);
|
|
if(p(1).find("-")) {
|
|
p = p(1).split("-", 1L);
|
|
lo = !p(0) ? 0u : p(0).natural();
|
|
hi = !p(1) ? ~0u : p(1).natural();
|
|
} else {
|
|
lo = hi = p(1).natural();
|
|
}
|
|
}
|
|
|
|
if(name.match("*(*)")) {
|
|
auto p = name.trimRight(")", 1L).split("(", 1L);
|
|
name = p(0);
|
|
rule = p(1);
|
|
}
|
|
|
|
uint position = 0;
|
|
for(auto& node : _children) {
|
|
if(!node->_name.match(name)) continue;
|
|
if(!node->_evaluate(rule)) continue;
|
|
|
|
bool inrange = position >= lo && position <= hi;
|
|
position++;
|
|
if(!inrange) continue;
|
|
|
|
if(path.size() == 0) {
|
|
result.append(node);
|
|
} else for(auto& item : node->_find(path.merge("/"))) {
|
|
result.append(item);
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
auto ManagedNode::_lookup(const string& path) const -> Node {
|
|
if(auto position = path.find("/")) {
|
|
auto name = slice(path, 0, *position);
|
|
for(auto& node : _children) {
|
|
if(name == node->_name) {
|
|
return node->_lookup(slice(path, *position + 1));
|
|
}
|
|
}
|
|
} else for(auto& node : _children) {
|
|
if(path == node->_name) return node;
|
|
}
|
|
return {};
|
|
}
|
|
|
|
auto ManagedNode::_create(const string& path) -> Node {
|
|
if(auto position = path.find("/")) {
|
|
auto name = slice(path, 0, *position);
|
|
for(auto& node : _children) {
|
|
if(name == node->_name) {
|
|
return node->_create(slice(path, *position + 1));
|
|
}
|
|
}
|
|
_children.append(new ManagedNode(name));
|
|
return _children.right()->_create(slice(path, *position + 1));
|
|
}
|
|
for(auto& node : _children) {
|
|
if(path == node->_name) return node;
|
|
}
|
|
_children.append(new ManagedNode(path));
|
|
return _children.right();
|
|
}
|
|
|
|
}}
|