51 lines
1.4 KiB
C++
51 lines
1.4 KiB
C++
#ifndef RFL_XML_READ_HPP_
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#define RFL_XML_READ_HPP_
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#include <istream>
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#include <pugixml.hpp>
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#include <string>
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#include "../Processors.hpp"
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#include "../internal/get_type_name.hpp"
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#include "../internal/remove_namespaces.hpp"
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#include "Parser.hpp"
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#include "Reader.hpp"
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namespace rfl {
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namespace xml {
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using InputVarType = typename Reader::InputVarType;
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/// Parses an object from a XML var.
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template <class T, class... Ps>
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auto read(const InputVarType& _var) {
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const auto r = Reader();
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return Parser<T, Processors<Ps...>>::read(r, _var);
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}
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/// Parses an object from XML using reflection.
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template <class T, class... Ps>
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Result<T> read(const std::string& _xml_str) {
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pugi::xml_document doc;
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const auto result = doc.load_string(_xml_str.c_str());
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if (!result) {
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return Error("XML string could not be parsed: " +
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std::string(result.description()));
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}
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const auto var = InputVarType(doc.first_child());
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return read<T, Ps...>(var);
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}
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/// Parses an object from a stringstream.
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template <class T, class... Ps>
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auto read(std::istream& _stream) {
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const auto xml_str = std::string(std::istreambuf_iterator<char>(_stream),
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std::istreambuf_iterator<char>());
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return read<T, Ps...>(xml_str);
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}
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} // namespace xml
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} // namespace rfl
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#endif
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