state.cpp
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/*=============================================================================
Copyright (c) 2002 2004 2006 Joel de Guzman
Copyright (c) 2004 Eric Niebler
Copyright (c) 2005 Thomas Guest
http://spirit.sourceforge.net/
Use, modification and distribution is subject to the Boost Software
License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
=============================================================================*/
#include "state.hpp"
#include "document_state.hpp"
#include "for.hpp"
#include "grammar.hpp"
#include "path.hpp"
#include "phrase_tags.hpp"
#include "quickbook.hpp"
#include "state_save.hpp"
#include "utils.hpp"
#if (defined(BOOST_MSVC) && (BOOST_MSVC <= 1310))
#pragma warning(disable : 4355)
#endif
namespace quickbook
{
char const* quickbook_get_date = "__quickbook_get_date__";
char const* quickbook_get_time = "__quickbook_get_time__";
unsigned qbk_version_n = 0; // qbk_major_version * 100 + qbk_minor_version
state::state(
fs::path const& filein_,
fs::path const& xinclude_base_,
string_stream& out_,
document_state& document_)
: grammar_()
, order_pos(0)
, xinclude_base(xinclude_base_)
, templates()
, error_count(0)
, anchors()
, warned_about_breaks(false)
, conditional(true)
, document(document_)
, callouts()
, callout_depth(0)
, dependencies()
, explicit_list(false)
, strict_mode(false)
, imported(false)
, macro()
, source_mode()
, source_mode_next()
, source_mode_next_pos()
, current_file(0)
, current_path(filein_, 0, filein_.filename())
, template_depth(0)
, min_section_level(1)
, in_list(false)
, in_list_save()
, out(out_)
, phrase()
, values(¤t_file)
{
// add the predefined macros
macro.add("__DATE__", std::string(quickbook_get_date))(
"__TIME__",
std::string(quickbook_get_time))("__FILENAME__", std::string());
update_filename_macro();
boost::scoped_ptr<quickbook_grammar> g(new quickbook_grammar(*this));
grammar_.swap(g);
}
quickbook_grammar& state::grammar() const { return *grammar_; }
void state::update_filename_macro()
{
*boost::spirit::classic::find(macro, "__FILENAME__") =
detail::encode_string(
detail::path_to_generic(current_path.abstract_file_path));
}
unsigned state::get_new_order_pos() { return ++order_pos; }
void state::push_output()
{
out.push();
phrase.push();
in_list_save.push(in_list);
}
void state::pop_output()
{
phrase.pop();
out.pop();
in_list = in_list_save.top();
in_list_save.pop();
}
source_mode_info state::tagged_source_mode() const
{
source_mode_info result;
QUICKBOOK_FOR (source_mode_info const& s, tagged_source_mode_stack) {
result.update(s);
}
return result;
}
source_mode_info state::current_source_mode() const
{
source_mode_info result = source_mode;
result.update(document.section_source_mode());
QUICKBOOK_FOR (source_mode_info const& s, tagged_source_mode_stack) {
result.update(s);
}
return result;
}
void state::change_source_mode(source_mode_type s)
{
source_mode = source_mode_info(s, get_new_order_pos());
}
void state::push_tagged_source_mode(source_mode_type s)
{
tagged_source_mode_stack.push_back(
source_mode_info(s, s ? get_new_order_pos() : 0));
}
void state::pop_tagged_source_mode()
{
assert(!tagged_source_mode_stack.empty());
tagged_source_mode_stack.pop_back();
}
state_save::state_save(quickbook::state& state_, scope_flags scope_)
: state(state_)
, scope(scope_)
, qbk_version(qbk_version_n)
, imported(state.imported)
, current_file(state.current_file)
, current_path(state.current_path)
, xinclude_base(state.xinclude_base)
, source_mode(state.source_mode)
, macro()
, template_depth(state.template_depth)
, min_section_level(state.min_section_level)
{
if (scope & scope_macros) macro = state.macro;
if (scope & scope_templates) state.templates.push();
if (scope & scope_output) {
state.push_output();
}
state.values.builder.save();
}
state_save::~state_save()
{
state.values.builder.restore();
boost::swap(qbk_version_n, qbk_version);
boost::swap(state.imported, imported);
boost::swap(state.current_file, current_file);
boost::swap(state.current_path, current_path);
boost::swap(state.xinclude_base, xinclude_base);
boost::swap(state.source_mode, source_mode);
if (scope & scope_output) {
state.pop_output();
}
if (scope & scope_templates) state.templates.pop();
if (scope & scope_macros) state.macro = macro;
boost::swap(state.template_depth, template_depth);
boost::swap(state.min_section_level, min_section_level);
}
}