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2047ea5eb4
Boost.Signals is deprecated. This fixes bug #9943. The only thing left to do is to rewrite (or get rid of) the boost -mt test in config/lyxinclude.m4 not to use signals anymore.
836 lines
24 KiB
C++
836 lines
24 KiB
C++
/**
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* \file Converter.cpp
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Dekel Tsur
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*
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* Full author contact details are available in file CREDITS.
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*/
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#include <config.h>
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#include "Converter.h"
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#include "Buffer.h"
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#include "buffer_funcs.h"
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#include "BufferParams.h"
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#include "ConverterCache.h"
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#include "Encoding.h"
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#include "ErrorList.h"
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#include "Format.h"
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#include "Language.h"
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#include "LaTeX.h"
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#include "Mover.h"
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#include "frontends/alert.h"
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#include "support/debug.h"
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#include "support/FileNameList.h"
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#include "support/filetools.h"
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#include "support/gettext.h"
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#include "support/lassert.h"
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#include "support/lstrings.h"
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#include "support/os.h"
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#include "support/Package.h"
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#include "support/PathChanger.h"
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#include "support/Systemcall.h"
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using namespace std;
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using namespace lyx::support;
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namespace lyx {
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namespace Alert = lyx::frontend::Alert;
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namespace {
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string const token_from("$$i");
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string const token_base("$$b");
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string const token_to("$$o");
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string const token_path("$$p");
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string const token_orig_path("$$r");
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string const token_orig_from("$$f");
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string const token_encoding("$$e");
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string const token_latex_encoding("$$E");
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string const add_options(string const & command, string const & options)
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{
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string head;
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string const tail = split(command, head, ' ');
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return head + ' ' + options + ' ' + tail;
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}
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string const dvipdfm_options(BufferParams const & bp)
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{
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string result;
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if (bp.papersize != PAPER_CUSTOM) {
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string const paper_size = bp.paperSizeName(BufferParams::DVIPDFM);
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if (!paper_size.empty())
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result = "-p "+ paper_size;
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if (bp.orientation == ORIENTATION_LANDSCAPE)
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result += " -l";
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}
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return result;
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}
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class ConverterEqual {
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public:
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ConverterEqual(string const & from, string const & to)
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: from_(from), to_(to) {}
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bool operator()(Converter const & c) const {
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return c.from() == from_ && c.to() == to_;
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}
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private:
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string const from_;
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string const to_;
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};
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} // namespace anon
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Converter::Converter(string const & f, string const & t,
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string const & c, string const & l)
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: from_(f), to_(t), command_(c), flags_(l),
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From_(0), To_(0), latex_(false), xml_(false),
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need_aux_(false), nice_(false)
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{}
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void Converter::readFlags()
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{
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string flag_list(flags_);
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while (!flag_list.empty()) {
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string flag_name, flag_value;
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flag_list = split(flag_list, flag_value, ',');
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flag_value = split(flag_value, flag_name, '=');
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if (flag_name == "latex") {
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latex_ = true;
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latex_flavor_ = flag_value.empty() ?
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"latex" : flag_value;
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} else if (flag_name == "xml")
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xml_ = true;
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else if (flag_name == "needaux")
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need_aux_ = true;
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else if (flag_name == "resultdir")
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result_dir_ = (flag_value.empty())
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? token_base : flag_value;
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else if (flag_name == "resultfile")
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result_file_ = flag_value;
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else if (flag_name == "parselog")
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parselog_ = flag_value;
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else if (flag_name == "nice")
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nice_ = true;
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}
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if (!result_dir_.empty() && result_file_.empty())
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result_file_ = "index." + formats.extension(to_);
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//if (!contains(command, token_from))
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// latex = true;
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}
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Converter const * Converters::getConverter(string const & from,
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string const & to) const
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{
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ConverterList::const_iterator const cit =
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find_if(converterlist_.begin(), converterlist_.end(),
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ConverterEqual(from, to));
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if (cit != converterlist_.end())
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return &(*cit);
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else
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return 0;
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}
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int Converters::getNumber(string const & from, string const & to) const
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{
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ConverterList::const_iterator const cit =
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find_if(converterlist_.begin(), converterlist_.end(),
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ConverterEqual(from, to));
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if (cit != converterlist_.end())
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return distance(converterlist_.begin(), cit);
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else
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return -1;
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}
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void Converters::add(string const & from, string const & to,
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string const & command, string const & flags)
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{
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formats.add(from);
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formats.add(to);
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ConverterList::iterator it = find_if(converterlist_.begin(),
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converterlist_.end(),
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ConverterEqual(from , to));
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Converter converter(from, to, command, flags);
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if (it != converterlist_.end() && !flags.empty() && flags[0] == '*') {
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converter = *it;
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converter.setCommand(command);
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converter.setFlags(flags);
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}
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converter.readFlags();
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// The latex_command is used to update the .aux file when running
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// a converter that uses it.
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if (converter.latex()) {
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if (latex_command_.empty() ||
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converter.latex_flavor() == "latex")
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latex_command_ = subst(command, token_from, "");
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if (dvilualatex_command_.empty() ||
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converter.latex_flavor() == "dvilualatex")
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dvilualatex_command_ = subst(command, token_from, "");
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if (lualatex_command_.empty() ||
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converter.latex_flavor() == "lualatex")
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lualatex_command_ = subst(command, token_from, "");
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if (pdflatex_command_.empty() ||
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converter.latex_flavor() == "pdflatex")
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pdflatex_command_ = subst(command, token_from, "");
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if (xelatex_command_.empty() ||
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converter.latex_flavor() == "xelatex")
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xelatex_command_ = subst(command, token_from, "");
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}
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if (it == converterlist_.end()) {
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converterlist_.push_back(converter);
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} else {
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converter.setFrom(it->From());
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converter.setTo(it->To());
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*it = converter;
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}
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}
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void Converters::erase(string const & from, string const & to)
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{
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ConverterList::iterator const it =
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find_if(converterlist_.begin(),
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converterlist_.end(),
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ConverterEqual(from, to));
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if (it != converterlist_.end())
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converterlist_.erase(it);
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}
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// This method updates the pointers From and To in all the converters.
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// The code is not very efficient, but it doesn't matter as the number
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// of formats and converters is small.
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// Furthermore, this method is called only on startup, or after
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// adding/deleting a format in FormPreferences (the latter calls can be
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// eliminated if the formats in the Formats class are stored using a map or
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// a list (instead of a vector), but this will cause other problems).
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void Converters::update(Formats const & formats)
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{
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ConverterList::iterator it = converterlist_.begin();
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ConverterList::iterator end = converterlist_.end();
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for (; it != end; ++it) {
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it->setFrom(formats.getFormat(it->from()));
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it->setTo(formats.getFormat(it->to()));
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}
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}
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// This method updates the pointers From and To in the last converter.
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// It is called when adding a new converter in FormPreferences
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void Converters::updateLast(Formats const & formats)
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{
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if (converterlist_.begin() != converterlist_.end()) {
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ConverterList::iterator it = converterlist_.end() - 1;
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it->setFrom(formats.getFormat(it->from()));
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it->setTo(formats.getFormat(it->to()));
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}
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}
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OutputParams::FLAVOR Converters::getFlavor(Graph::EdgePath const & path,
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Buffer const * buffer)
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{
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for (Graph::EdgePath::const_iterator cit = path.begin();
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cit != path.end(); ++cit) {
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Converter const & conv = converterlist_[*cit];
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if (conv.latex()) {
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if (conv.latex_flavor() == "latex")
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return OutputParams::LATEX;
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if (conv.latex_flavor() == "xelatex")
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return OutputParams::XETEX;
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if (conv.latex_flavor() == "lualatex")
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return OutputParams::LUATEX;
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if (conv.latex_flavor() == "dvilualatex")
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return OutputParams::DVILUATEX;
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if (conv.latex_flavor() == "pdflatex")
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return OutputParams::PDFLATEX;
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}
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if (conv.xml())
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return OutputParams::XML;
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}
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return buffer ? buffer->params().getOutputFlavor()
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: OutputParams::LATEX;
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}
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bool Converters::convert(Buffer const * buffer,
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FileName const & from_file, FileName const & to_file,
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FileName const & orig_from,
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string const & from_format, string const & to_format,
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ErrorList & errorList, int conversionflags)
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{
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if (from_format == to_format)
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return move(from_format, from_file, to_file, false);
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if ((conversionflags & try_cache) &&
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ConverterCache::get().inCache(orig_from, to_format))
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return ConverterCache::get().copy(orig_from, to_format, to_file);
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Graph::EdgePath edgepath = getPath(from_format, to_format);
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if (edgepath.empty()) {
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if (conversionflags & try_default) {
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// if no special converter defined, then we take the
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// default one from ImageMagic.
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string const from_ext = from_format.empty() ?
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getExtension(from_file.absFileName()) :
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formats.extension(from_format);
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string const to_ext = formats.extension(to_format);
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string const command =
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os::python() + ' ' +
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quoteName(libFileSearch("scripts", "convertDefault.py").toFilesystemEncoding()) +
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' ' + from_ext + ' ' +
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quoteName(from_file.toFilesystemEncoding()) +
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' ' + to_ext + ' ' +
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quoteName(to_file.toFilesystemEncoding());
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LYXERR(Debug::FILES, "No converter defined! "
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"I use convertDefault.py:\n\t" << command);
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Systemcall one;
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one.startscript(Systemcall::Wait, command,
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buffer ? buffer->filePath() : string(),
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buffer ? buffer->layoutPos() : string());
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if (to_file.isReadableFile()) {
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if (conversionflags & try_cache)
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ConverterCache::get().add(orig_from,
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to_format, to_file);
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return true;
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}
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}
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// only warn once per session and per file type
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static std::map<string, string> warned;
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if (warned.find(from_format) != warned.end() && warned.find(from_format)->second == to_format) {
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return false;
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}
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warned.insert(make_pair(from_format, to_format));
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Alert::error(_("Cannot convert file"),
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bformat(_("No information for converting %1$s "
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"format files to %2$s.\n"
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"Define a converter in the preferences."),
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from_ascii(from_format), from_ascii(to_format)));
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return false;
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}
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// buffer is only invalid for importing, and then runparams is not
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// used anyway.
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OutputParams runparams(buffer ? &buffer->params().encoding() : 0);
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runparams.flavor = getFlavor(edgepath, buffer);
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if (buffer) {
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runparams.use_japanese = buffer->params().bufferFormat() == "platex";
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runparams.use_indices = buffer->params().use_indices;
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runparams.bibtex_command = (buffer->params().bibtex_command == "default") ?
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string() : buffer->params().bibtex_command;
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runparams.index_command = (buffer->params().index_command == "default") ?
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string() : buffer->params().index_command;
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runparams.document_language = buffer->params().language->babel();
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}
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// Some converters (e.g. lilypond) can only output files to the
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// current directory, so we need to change the current directory.
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// This has the added benefit that all other files that may be
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// generated by the converter are deleted when LyX closes and do not
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// clutter the real working directory.
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// FIXME: This does not work if path is an UNC path on windows
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// (bug 6127).
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string const path(onlyPath(from_file.absFileName()));
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// Prevent the compiler from optimizing away p
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FileName pp(path);
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PathChanger p(pp);
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// empty the error list before any new conversion takes place.
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errorList.clear();
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bool run_latex = false;
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string from_base = changeExtension(from_file.absFileName(), "");
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string to_base = changeExtension(to_file.absFileName(), "");
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FileName infile;
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FileName outfile = from_file;
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for (Graph::EdgePath::const_iterator cit = edgepath.begin();
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cit != edgepath.end(); ++cit) {
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Converter const & conv = converterlist_[*cit];
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bool dummy = conv.To()->dummy() && conv.to() != "program";
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if (!dummy) {
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LYXERR(Debug::FILES, "Converting from "
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<< conv.from() << " to " << conv.to());
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}
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infile = outfile;
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outfile = FileName(conv.result_file().empty()
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? changeExtension(from_file.absFileName(), conv.To()->extension())
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: addName(subst(conv.result_dir(),
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token_base, from_base),
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subst(conv.result_file(),
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token_base, onlyFileName(from_base))));
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// if input and output files are equal, we use a
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// temporary file as intermediary (JMarc)
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FileName real_outfile;
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if (!conv.result_file().empty())
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real_outfile = FileName(changeExtension(from_file.absFileName(),
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conv.To()->extension()));
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if (outfile == infile) {
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real_outfile = infile;
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// when importing, a buffer does not necessarily exist
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if (buffer)
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outfile = FileName(addName(buffer->temppath(), "tmpfile.out"));
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else
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outfile = FileName(addName(package().temp_dir().absFileName(),
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"tmpfile.out"));
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}
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if (conv.latex()) {
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run_latex = true;
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string command = conv.command();
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command = subst(command, token_from, "");
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command = subst(command, token_latex_encoding, buffer ?
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buffer->params().encoding().latexName() : string());
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LYXERR(Debug::FILES, "Running " << command);
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if (!runLaTeX(*buffer, command, runparams, errorList))
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return false;
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} else {
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if (conv.need_aux() && !run_latex) {
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string command;
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switch (runparams.flavor) {
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case OutputParams::DVILUATEX:
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command = dvilualatex_command_;
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break;
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case OutputParams::LUATEX:
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command = lualatex_command_;
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break;
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case OutputParams::PDFLATEX:
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command = pdflatex_command_;
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break;
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case OutputParams::XETEX:
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command = xelatex_command_;
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break;
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default:
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command = latex_command_;
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break;
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}
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if (!command.empty()) {
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LYXERR(Debug::FILES, "Running "
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<< command
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<< " to update aux file");
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if (!runLaTeX(*buffer, command,
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runparams, errorList))
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return false;
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}
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}
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// FIXME UNICODE
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string const infile2 =
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to_utf8(makeRelPath(from_utf8(infile.absFileName()), from_utf8(path)));
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string const outfile2 =
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to_utf8(makeRelPath(from_utf8(outfile.absFileName()), from_utf8(path)));
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string command = conv.command();
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command = subst(command, token_from, quoteName(infile2));
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command = subst(command, token_base, quoteName(from_base));
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command = subst(command, token_to, quoteName(outfile2));
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command = subst(command, token_path, quoteName(onlyPath(infile.absFileName())));
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command = subst(command, token_orig_path, quoteName(onlyPath(orig_from.absFileName())));
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command = subst(command, token_orig_from, quoteName(onlyFileName(orig_from.absFileName())));
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command = subst(command, token_encoding, buffer ? buffer->params().encoding().iconvName() : string());
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if (!conv.parselog().empty())
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command += " 2> " + quoteName(infile2 + ".out");
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// it is not actually not necessary to test for buffer here,
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// but it pleases coverity.
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if (buffer && conv.from() == "dvi" && conv.to() == "ps")
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command = add_options(command,
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buffer->params().dvips_options());
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else if (buffer && conv.from() == "dvi" && prefixIs(conv.to(), "pdf"))
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command = add_options(command,
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dvipdfm_options(buffer->params()));
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LYXERR(Debug::FILES, "Calling " << command);
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if (buffer)
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buffer->message(_("Executing command: ")
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+ from_utf8(command));
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Systemcall one;
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int res;
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if (dummy) {
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res = one.startscript(Systemcall::DontWait,
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to_filesystem8bit(from_utf8(command)),
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buffer ? buffer->filePath() : string(),
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buffer ? buffer->layoutPos() : string());
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// We're not waiting for the result, so we can't do anything
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// else here.
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} else {
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res = one.startscript(Systemcall::Wait,
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to_filesystem8bit(from_utf8(command)),
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buffer ? buffer->filePath()
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: string(),
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buffer ? buffer->layoutPos()
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: string());
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if (!real_outfile.empty()) {
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Mover const & mover = getMover(conv.to());
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if (!mover.rename(outfile, real_outfile))
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res = -1;
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else
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LYXERR(Debug::FILES, "renaming file " << outfile
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|
<< " to " << real_outfile);
|
|
// Finally, don't forget to tell any future
|
|
// converters to use the renamed file...
|
|
outfile = real_outfile;
|
|
}
|
|
|
|
if (!conv.parselog().empty()) {
|
|
string const logfile = infile2 + ".log";
|
|
string const command2 = conv.parselog() +
|
|
" < " + quoteName(infile2 + ".out") +
|
|
" > " + quoteName(logfile);
|
|
one.startscript(Systemcall::Wait,
|
|
to_filesystem8bit(from_utf8(command2)),
|
|
buffer->filePath(),
|
|
buffer->layoutPos());
|
|
if (!scanLog(*buffer, command, makeAbsPath(logfile, path), errorList))
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (res) {
|
|
if (conv.to() == "program") {
|
|
Alert::error(_("Build errors"),
|
|
_("There were errors during the build process."));
|
|
} else {
|
|
// FIXME: this should go out of here. For example, here we cannot say if
|
|
// it is a document (.lyx) or something else. Same goes for elsewhere.
|
|
Alert::error(_("Cannot convert file"),
|
|
bformat(_("An error occurred while running:\n%1$s"),
|
|
wrapParas(from_utf8(command))));
|
|
}
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
|
|
Converter const & conv = converterlist_[edgepath.back()];
|
|
if (conv.To()->dummy())
|
|
return true;
|
|
|
|
if (!conv.result_dir().empty()) {
|
|
// The converter has put the file(s) in a directory.
|
|
// In this case we ignore the given to_file.
|
|
if (from_base != to_base) {
|
|
string const from = subst(conv.result_dir(),
|
|
token_base, from_base);
|
|
string const to = subst(conv.result_dir(),
|
|
token_base, to_base);
|
|
Mover const & mover = getMover(conv.from());
|
|
if (!mover.rename(FileName(from), FileName(to))) {
|
|
Alert::error(_("Cannot convert file"),
|
|
bformat(_("Could not move a temporary directory from %1$s to %2$s."),
|
|
from_utf8(from), from_utf8(to)));
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
} else {
|
|
if (conversionflags & try_cache)
|
|
ConverterCache::get().add(orig_from, to_format, outfile);
|
|
return move(conv.to(), outfile, to_file, conv.latex());
|
|
}
|
|
}
|
|
|
|
|
|
bool Converters::move(string const & fmt,
|
|
FileName const & from, FileName const & to, bool copy)
|
|
{
|
|
if (from == to)
|
|
return true;
|
|
|
|
bool no_errors = true;
|
|
string const path = onlyPath(from.absFileName());
|
|
string const base = onlyFileName(removeExtension(from.absFileName()));
|
|
string const to_base = removeExtension(to.absFileName());
|
|
string const to_extension = getExtension(to.absFileName());
|
|
|
|
support::FileNameList const files = FileName(path).dirList(getExtension(from.absFileName()));
|
|
for (support::FileNameList::const_iterator it = files.begin();
|
|
it != files.end(); ++it) {
|
|
string const from2 = it->absFileName();
|
|
string const file2 = onlyFileName(from2);
|
|
if (prefixIs(file2, base)) {
|
|
string const to2 = changeExtension(
|
|
to_base + file2.substr(base.length()),
|
|
to_extension);
|
|
LYXERR(Debug::FILES, "moving " << from2 << " to " << to2);
|
|
|
|
Mover const & mover = getMover(fmt);
|
|
bool const moved = copy
|
|
? mover.copy(*it, FileName(to2))
|
|
: mover.rename(*it, FileName(to2));
|
|
if (!moved && no_errors) {
|
|
Alert::error(_("Cannot convert file"),
|
|
bformat(copy ?
|
|
_("Could not copy a temporary file from %1$s to %2$s.") :
|
|
_("Could not move a temporary file from %1$s to %2$s."),
|
|
from_utf8(from2), from_utf8(to2)));
|
|
no_errors = false;
|
|
}
|
|
}
|
|
}
|
|
return no_errors;
|
|
}
|
|
|
|
|
|
bool Converters::formatIsUsed(string const & format)
|
|
{
|
|
ConverterList::const_iterator cit = converterlist_.begin();
|
|
ConverterList::const_iterator end = converterlist_.end();
|
|
for (; cit != end; ++cit) {
|
|
if (cit->from() == format || cit->to() == format)
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
bool Converters::scanLog(Buffer const & buffer, string const & /*command*/,
|
|
FileName const & filename, ErrorList & errorList)
|
|
{
|
|
OutputParams runparams(0);
|
|
runparams.flavor = OutputParams::LATEX;
|
|
LaTeX latex("", runparams, filename);
|
|
TeXErrors terr;
|
|
int const result = latex.scanLogFile(terr);
|
|
|
|
if (result & LaTeX::ERRORS)
|
|
buffer.bufferErrors(terr, errorList);
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
namespace {
|
|
|
|
class ShowMessage
|
|
: public boost::signals2::trackable {
|
|
public:
|
|
ShowMessage(Buffer const & b) : buffer_(b) {}
|
|
void operator()(docstring const & msg) const { buffer_.message(msg); }
|
|
private:
|
|
Buffer const & buffer_;
|
|
};
|
|
|
|
}
|
|
|
|
|
|
bool Converters::runLaTeX(Buffer const & buffer, string const & command,
|
|
OutputParams const & runparams, ErrorList & errorList)
|
|
{
|
|
buffer.setBusy(true);
|
|
buffer.message(_("Running LaTeX..."));
|
|
|
|
// do the LaTeX run(s)
|
|
string const name = buffer.latexName();
|
|
LaTeX latex(command, runparams, FileName(makeAbsPath(name)),
|
|
buffer.filePath(), buffer.layoutPos(),
|
|
buffer.lastPreviewError());
|
|
TeXErrors terr;
|
|
ShowMessage show(buffer);
|
|
latex.message.connect(show);
|
|
int const result = latex.run(terr);
|
|
|
|
if (result & LaTeX::ERRORS)
|
|
buffer.bufferErrors(terr, errorList);
|
|
|
|
if (!errorList.empty()) {
|
|
// We will show the LaTeX Errors GUI later which contains
|
|
// specific error messages so it would be repetitive to give
|
|
// e.g. the "finished with an error" dialog in addition.
|
|
}
|
|
else if (result & LaTeX::NO_LOGFILE) {
|
|
docstring const str =
|
|
bformat(_("LaTeX did not run successfully. "
|
|
"Additionally, LyX could not locate "
|
|
"the LaTeX log %1$s."), from_utf8(name));
|
|
Alert::error(_("LaTeX failed"), str);
|
|
} else if (result & LaTeX::NONZERO_ERROR) {
|
|
docstring const str =
|
|
bformat(_( "The external program\n%1$s\n"
|
|
"finished with an error. "
|
|
"It is recommended you fix the cause of the external "
|
|
"program's error (check the logs). "), from_utf8(command));
|
|
Alert::error(_("LaTeX failed"), str);
|
|
} else if (result & LaTeX::NO_OUTPUT) {
|
|
Alert::warning(_("Output is empty"),
|
|
_("No output file was generated."));
|
|
}
|
|
|
|
|
|
buffer.setBusy(false);
|
|
|
|
int const ERROR_MASK =
|
|
LaTeX::NO_LOGFILE |
|
|
LaTeX::ERRORS |
|
|
LaTeX::NO_OUTPUT;
|
|
|
|
return (result & ERROR_MASK) == 0;
|
|
}
|
|
|
|
|
|
|
|
void Converters::buildGraph()
|
|
{
|
|
// clear graph's data structures
|
|
G_.init(formats.size());
|
|
// each of the converters knows how to convert one format to another
|
|
// so, for each of them, we create an arrow on the graph, going from
|
|
// the one to the other
|
|
ConverterList::iterator it = converterlist_.begin();
|
|
ConverterList::iterator const end = converterlist_.end();
|
|
for (; it != end ; ++it) {
|
|
int const from = formats.getNumber(it->from());
|
|
int const to = formats.getNumber(it->to());
|
|
LASSERT(from >= 0, continue);
|
|
LASSERT(to >= 0, continue);
|
|
G_.addEdge(from, to);
|
|
}
|
|
}
|
|
|
|
|
|
vector<Format const *> const
|
|
Converters::intToFormat(vector<int> const & input)
|
|
{
|
|
vector<Format const *> result(input.size());
|
|
|
|
vector<int>::const_iterator it = input.begin();
|
|
vector<int>::const_iterator const end = input.end();
|
|
vector<Format const *>::iterator rit = result.begin();
|
|
for ( ; it != end; ++it, ++rit) {
|
|
*rit = &formats.get(*it);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
vector<Format const *> const
|
|
Converters::getReachableTo(string const & target, bool const clear_visited)
|
|
{
|
|
vector<int> const & reachablesto =
|
|
G_.getReachableTo(formats.getNumber(target), clear_visited);
|
|
|
|
return intToFormat(reachablesto);
|
|
}
|
|
|
|
|
|
vector<Format const *> const
|
|
Converters::getReachable(string const & from, bool const only_viewable,
|
|
bool const clear_visited, set<string> const & excludes)
|
|
{
|
|
set<int> excluded_numbers;
|
|
|
|
set<string>::const_iterator sit = excludes.begin();
|
|
set<string>::const_iterator const end = excludes.end();
|
|
for (; sit != end; ++sit)
|
|
excluded_numbers.insert(formats.getNumber(*sit));
|
|
|
|
vector<int> const & reachables =
|
|
G_.getReachable(formats.getNumber(from),
|
|
only_viewable,
|
|
clear_visited,
|
|
excluded_numbers);
|
|
|
|
return intToFormat(reachables);
|
|
}
|
|
|
|
|
|
bool Converters::isReachable(string const & from, string const & to)
|
|
{
|
|
return G_.isReachable(formats.getNumber(from),
|
|
formats.getNumber(to));
|
|
}
|
|
|
|
|
|
Graph::EdgePath Converters::getPath(string const & from, string const & to)
|
|
{
|
|
return G_.getPath(formats.getNumber(from),
|
|
formats.getNumber(to));
|
|
}
|
|
|
|
|
|
vector<Format const *> Converters::importableFormats()
|
|
{
|
|
vector<string> l = loaders();
|
|
vector<Format const *> result = getReachableTo(l[0], true);
|
|
vector<string>::const_iterator it = l.begin() + 1;
|
|
vector<string>::const_iterator en = l.end();
|
|
for (; it != en; ++it) {
|
|
vector<Format const *> r = getReachableTo(*it, false);
|
|
result.insert(result.end(), r.begin(), r.end());
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
vector<Format const *> Converters::exportableFormats(bool only_viewable)
|
|
{
|
|
vector<string> s = savers();
|
|
vector<Format const *> result = getReachable(s[0], only_viewable, true);
|
|
vector<string>::const_iterator it = s.begin() + 1;
|
|
vector<string>::const_iterator en = s.end();
|
|
for (; it != en; ++it) {
|
|
vector<Format const *> r =
|
|
getReachable(*it, only_viewable, false);
|
|
result.insert(result.end(), r.begin(), r.end());
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
vector<string> Converters::loaders() const
|
|
{
|
|
vector<string> v;
|
|
v.push_back("lyx");
|
|
v.push_back("text");
|
|
v.push_back("textparagraph");
|
|
return v;
|
|
}
|
|
|
|
|
|
vector<string> Converters::savers() const
|
|
{
|
|
vector<string> v;
|
|
v.push_back("docbook");
|
|
v.push_back("latex");
|
|
v.push_back("literate");
|
|
v.push_back("luatex");
|
|
v.push_back("dviluatex");
|
|
v.push_back("lyx");
|
|
v.push_back("xhtml");
|
|
v.push_back("pdflatex");
|
|
v.push_back("platex");
|
|
v.push_back("text");
|
|
v.push_back("xetex");
|
|
return v;
|
|
}
|
|
|
|
|
|
} // namespace lyx
|