]> git.lyx.org Git - lyx.git/blobdiff - src/converter.C
Add a Buffer::fully_loaded member function, returning true only when
[lyx.git] / src / converter.C
index 0881b06d213aaa9805dda78ec8f3e957f56fa29c..370843056bf2a18ce44abe252813bc62dd0746c0 100644 (file)
@@ -1,60 +1,66 @@
-/* This file is part of
- * ======================================================
+/**
+ * \file converter.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
  *
- *           LyX, The Document Processor
+ * \author Dekel Tsur
  *
- *           Copyright 1995 Matthias Ettrich
- *           Copyright 1995-2001 The LyX Team.
- *
- * ====================================================== */
+ * Full author contact details are available in file CREDITS.
+ */
 
 #include <config.h>
 
-#ifdef __GNUG__
-#pragma implementation
-#endif
-
-#include <cctype>
-
 #include "converter.h"
-#include "lyxrc.h"
+
 #include "buffer.h"
-#include "bufferview_funcs.h"
-#include "LaTeX.h"
-#include "frontends/LyXView.h"
-#include "lyx_cb.h" // ShowMessage()
-#include "gettext.h"
-#include "BufferView.h"
+#include "buffer_funcs.h"
+#include "bufferparams.h"
 #include "debug.h"
+#include "format.h"
+#include "gettext.h"
+#include "LaTeX.h"
 
 #include "frontends/Alert.h"
 
 #include "support/filetools.h"
-#include "support/lyxfunctional.h"
+#include "support/lyxlib.h"
 #include "support/path.h"
 #include "support/systemcall.h"
 
-#ifndef CXX_GLOBAL_CSTD
-using std::isdigit;
-#endif
+using lyx::support::AddName;
+using lyx::support::bformat;
+using lyx::support::ChangeExtension;
+using lyx::support::compare_ascii_no_case;
+using lyx::support::contains;
+using lyx::support::DirList;
+using lyx::support::GetExtension;
+using lyx::support::LibScriptSearch;
+using lyx::support::MakeRelPath;
+using lyx::support::OnlyFilename;
+using lyx::support::OnlyPath;
+using lyx::support::Path;
+using lyx::support::prefixIs;
+using lyx::support::QuoteName;
+using lyx::support::rename;
+using lyx::support::split;
+using lyx::support::subst;
+using lyx::support::Systemcall;
 
-using std::vector;
-using std::queue;
 using std::endl;
-using std::fill;
 using std::find_if;
-using std::reverse;
-using std::sort;
+using std::string;
+using std::vector;
+
 
 namespace {
 
 string const token_from("$$i");
 string const token_base("$$b");
 string const token_to("$$o");
+string const token_path("$$p");
+
 
-//////////////////////////////////////////////////////////////////////////////
 
-inline
 string const add_options(string const & command, string const & options)
 {
        string head;
@@ -62,177 +68,32 @@ string const add_options(string const & command, string const & options)
        return head + ' ' + options + ' ' + tail;
 }
 
-} // namespace anon
-
-//////////////////////////////////////////////////////////////////////////////
-
-bool Format::dummy() const
-{
-       return extension().empty();
-}
-
-
-bool Format::isChildFormat() const
-{
-       if (name_.empty())
-               return false;
-       return isdigit(name_[name_.length() - 1]);
-}
-
-
-string const Format::parentFormat() const
-{
-       return name_.substr(0, name_.length() - 1);
-}
-
-//////////////////////////////////////////////////////////////////////////////
-
-// This method should return a reference, and throw an exception
-// if the format named name cannot be found (Lgb)
-Format const * Formats::getFormat(string const & name) const
-{
-       FormatList::const_iterator cit =
-               find_if(formatlist.begin(), formatlist.end(),
-                       lyx::compare_memfun(&Format::name, name));
-       if (cit != formatlist.end())
-               return &(*cit);
-       else
-               return 0;
-}
-
-
-int Formats::getNumber(string const & name) const
-{
-       FormatList::const_iterator cit =
-               find_if(formatlist.begin(), formatlist.end(),
-                       lyx::compare_memfun(&Format::name, name));
-       if (cit != formatlist.end())
-               return cit - formatlist.begin();
-       else
-               return -1;
-}
-
-
-void Formats::add(string const & name)
-{
-       if (!getFormat(name))
-               add(name, name, name, string());
-}
-
-
-void Formats::add(string const & name, string const & extension,
-                 string const & prettyname, string const & shortcut)
-{
-       FormatList::iterator it =
-               find_if(formatlist.begin(), formatlist.end(),
-                       lyx::compare_memfun(&Format::name, name));
-       if (it == formatlist.end())
-               formatlist.push_back(Format(name, extension, prettyname,
-                                           shortcut, ""));
-       else {
-               string viewer = it->viewer();
-               *it = Format(name, extension, prettyname, shortcut, viewer);
-       }
-}
-
-
-void Formats::erase(string const & name)
-{
-       FormatList::iterator it =
-               find_if(formatlist.begin(), formatlist.end(),
-                       lyx::compare_memfun(&Format::name, name));
-       if (it != formatlist.end())
-               formatlist.erase(it);
-}
-
-
-void Formats::sort()
-{
-       std::sort(formatlist.begin(), formatlist.end());
-}
-
 
-void Formats::setViewer(string const & name, string const & command)
+string const dvipdfm_options(BufferParams const & bp)
 {
-       add(name);
-       FormatList::iterator it =
-               find_if(formatlist.begin(), formatlist.end(),
-                       lyx::compare_memfun(&Format::name, name));
-       if (it != formatlist.end())
-               it->setViewer(command);
-}
-
-
-bool Formats::view(Buffer const * buffer, string const & filename,
-                  string const & format_name) const
-{
-       if (filename.empty())
-               return false;
+       string result;
 
-       Format const * format = getFormat(format_name);
-       if (format && format->viewer().empty() &&
-           format->isChildFormat())
-               format = getFormat(format->parentFormat());
-       if (!format || format->viewer().empty()) {
-               Alert::alert(_("Cannot view file"),
-                          _("No information for viewing ")
-                          + prettyName(format_name));
-                          return false;
-       }
+       if (bp.papersize2 != VM_PAPER_CUSTOM) {
+               string const paper_size = bp.paperSizeName();
+               if (paper_size != "b5" && paper_size != "foolscap")
+                       result = "-p "+ paper_size;
 
-       string command = format->viewer();
-
-       if (format_name == "dvi" &&
-           !lyxrc.view_dvi_paper_option.empty()) {
-               command += " " + lyxrc.view_dvi_paper_option;
-               string paper_size = converters.papersize(buffer);
-               if (paper_size == "letter")
-                       paper_size = "us";
-               command += " " + paper_size;
-               if (buffer->params.orientation
-                   == BufferParams::ORIENTATION_LANDSCAPE)
-                       command += 'r';
+               if (bp.orientation == ORIENTATION_LANDSCAPE)
+                       result += " -l";
        }
 
-       command += " " + QuoteName(OnlyFilename((filename)));
-
-       lyxerr[Debug::FILES] << "Executing command: " << command << endl;
-       ShowMessage(buffer, _("Executing command:"), command);
-
-       Path p(OnlyPath(filename));
-       Systemcall one;
-       int const res = one.startscript(Systemcall::DontWait, command);
-
-       if (res) {
-               Alert::alert(_("Cannot view file"),
-                          _("Error while executing"),
-                          command.substr(0, 50));
-               return false;
-       }
-       return true;
+       return result;
 }
 
-
-string const Formats::prettyName(string const & name) const
-{
-       Format const * format = getFormat(name);
-       if (format)
-               return format->prettyname();
-       else
-               return name;
-}
+} // namespace anon
 
 
-string const Formats::extension(string const & name) const
-{
-       Format const * format = getFormat(name);
-       if (format)
-               return format->extension();
-       else
-               return name;
-}
+Converter::Converter(string const & f, string const & t, string const & c,
+         string const & l): from(f), to(t), command(c), flags(l),
+                            From(0), To(0), latex(false),
+                            original_dir(false), need_aux(false)
+{}
 
-//////////////////////////////////////////////////////////////////////////////
 
 void Converter::readFlags()
 {
@@ -264,16 +125,18 @@ void Converter::readFlags()
 
 bool operator<(Converter const & a, Converter const & b)
 {
-       int const i = compare_no_case(a.From->prettyname(),
-                                     b.From->prettyname());
+       // use the compare_ascii_no_case instead of compare_no_case,
+       // because in turkish, 'i' is not the lowercase version of 'I',
+       // and thus turkish locale breaks parsing of tags.
+       int const i = compare_ascii_no_case(a.From->prettyname(),
+                                           b.From->prettyname());
        if (i == 0)
-               return compare_no_case(a.To->prettyname(), b.To->prettyname())
-                       < 0;
+               return compare_ascii_no_case(a.To->prettyname(),
+                                            b.To->prettyname()) < 0;
        else
                return i < 0;
 }
 
-//////////////////////////////////////////////////////////////////////////////
 
 class compare_Converter {
 public:
@@ -288,6 +151,7 @@ private:
 };
 
 
+
 Converter const * Converters::getConverter(string const & from,
                                            string const & to)
 {
@@ -392,172 +256,9 @@ void Converters::sort()
 }
 
 
-int Converters::bfs_init(string const & start, bool clear_visited)
+bool Converters::usePdflatex(Graph::EdgePath const & path)
 {
-       int const s = formats.getNumber(start);
-       if (s < 0)
-               return s;
-
-       Q_ = queue<int>();
-       if (clear_visited)
-               fill(visited_.begin(), visited_.end(), false);
-       if (visited_[s] == false) {
-               Q_.push(s);
-               visited_[s] = true;
-       }
-       return s;
-}
-
-
-vector<Format const *> const
-Converters::getReachableTo(string const & target, bool clear_visited)
-{
-       vector<Format const *> result;
-       int const s = bfs_init(target, clear_visited);
-       if (s < 0)
-               return result;
-
-       while (!Q_.empty()) {
-               int const i = Q_.front();
-               Q_.pop();
-               if (i != s || target != "lyx") {
-                       result.push_back(&formats.get(i));
-               }
-
-               vector<int>::iterator it = vertices_[i].in_vertices.begin();
-               vector<int>::iterator end = vertices_[i].in_vertices.end();
-               for (; it != end; ++it) {
-                       if (!visited_[*it]) {
-                               visited_[*it] = true;
-                               Q_.push(*it);
-                       }
-               }
-       }
-
-       return result;
-}
-
-
-vector<Format const *> const
-Converters::getReachable(string const & from, bool only_viewable,
-                        bool clear_visited)
-{
-       vector<Format const *> result;
-
-       if (bfs_init(from, clear_visited) < 0)
-               return result;
-
-       while (!Q_.empty()) {
-               int const i = Q_.front();
-               Q_.pop();
-               Format const & format = formats.get(i);
-               if (format.name() == "lyx")
-                       continue;
-               if (!only_viewable || !format.viewer().empty() ||
-                   format.isChildFormat())
-                       result.push_back(&format);
-
-               vector<int>::const_iterator cit =
-                       vertices_[i].out_vertices.begin();
-               vector<int>::const_iterator end =
-                       vertices_[i].out_vertices.end();
-               for (; cit != end; ++cit)
-                       if (!visited_[*cit]) {
-                               visited_[*cit] = true;
-                               Q_.push(*cit);
-                       }
-       }
-
-       return result;
-}
-
-
-bool Converters::isReachable(string const & from, string const & to)
-{
-       if (from == to)
-               return true;
-
-       int const s = bfs_init(from);
-       int const t = formats.getNumber(to);
-       if (s < 0 || t < 0)
-               return false;
-
-       while (!Q_.empty()) {
-               int const i = Q_.front();
-               Q_.pop();
-               if (i == t)
-                       return true;
-
-               vector<int>::const_iterator cit =
-                       vertices_[i].out_vertices.begin();
-               vector<int>::const_iterator end =
-                       vertices_[i].out_vertices.end();
-               for (; cit != end; ++cit) {
-                       if (!visited_[*cit]) {
-                               visited_[*cit] = true;
-                               Q_.push(*cit);
-                       }
-               }
-       }
-
-       return false;
-}
-
-
-Converters::EdgePath const
-Converters::getPath(string const & from, string const & to)
-{
-       EdgePath path;
-       if (from == to)
-               return path;
-
-       int const s = bfs_init(from);
-       int t = formats.getNumber(to);
-       if (s < 0 || t < 0)
-               return path;
-
-       vector<int> prev_edge(formats.size());
-       vector<int> prev_vertex(formats.size());
-
-       bool found = false;
-       while (!Q_.empty()) {
-               int const i = Q_.front();
-               Q_.pop();
-               if (i == t) {
-                       found = true;
-                       break;
-               }
-
-               vector<int>::const_iterator beg =
-                       vertices_[i].out_vertices.begin();
-               vector<int>::const_iterator cit = beg;
-               vector<int>::const_iterator end =
-                       vertices_[i].out_vertices.end();
-               for (; cit != end; ++cit)
-                       if (!visited_[*cit]) {
-                               int const j = *cit;
-                               visited_[j] = true;
-                               Q_.push(j);
-                               int const k = cit - beg;
-                               prev_edge[j] = vertices_[i].out_edges[k];
-                               prev_vertex[j] = i;
-                       }
-       }
-       if (!found)
-               return path;
-
-       while (t != s) {
-               path.push_back(prev_edge[t]);
-               t = prev_vertex[t];
-       }
-       reverse(path.begin(), path.end());
-       return path;
-}
-
-
-bool Converters::usePdflatex(EdgePath const & path)
-{
-       for (EdgePath::const_iterator cit = path.begin();
+       for (Graph::EdgePath::const_iterator cit = path.begin();
             cit != path.end(); ++cit) {
                Converter const & conv = converterlist_[*cit];
                if (conv.latex)
@@ -578,10 +279,13 @@ bool Converters::convert(Buffer const * buffer,
        if (from_format == to_format)
                return move(from_file, to_file, false);
 
-       EdgePath edgepath = getPath(from_format, to_format);
+       Graph::EdgePath edgepath = getPath(from_format, to_format);
        if (edgepath.empty()) {
                return false;
        }
+       LatexRunParams runparams;
+       runparams.flavor = usePdflatex(edgepath) ?
+               LatexRunParams::PDFLATEX : LatexRunParams::LATEX;
 
        string path = OnlyPath(from_file);
        Path p(path);
@@ -591,7 +295,7 @@ bool Converters::convert(Buffer const * buffer,
        string to_base = ChangeExtension(to_file, "");
        string infile;
        string outfile = from_file;
-       for (EdgePath::const_iterator cit = edgepath.begin();
+       for (Graph::EdgePath::const_iterator cit = edgepath.begin();
             cit != edgepath.end(); ++cit) {
                Converter const & conv = converterlist_[*cit];
                bool dummy = conv.To->dummy() && conv.to != "program";
@@ -606,11 +310,19 @@ bool Converters::convert(Buffer const * buffer,
                                  subst(conv.result_file,
                                        token_base, OnlyFilename(from_base)));
 
+               // if input and output files are equal, we use a
+               // temporary file as intermediary (JMarc)
+               string real_outfile;
+               if (outfile == infile) {
+                       real_outfile = infile;
+                       outfile = AddName(buffer->temppath(), "tmpfile.out");
+               }
+
                if (conv.latex) {
                        run_latex = true;
                        string command = subst(conv.command, token_from, "");
                        lyxerr[Debug::FILES] << "Running " << command << endl;
-                       if (!runLaTeX(buffer, command))
+                       if (!runLaTeX(*buffer, command, runparams))
                                return false;
                } else {
                        if (conv.need_aux && !run_latex
@@ -618,7 +330,7 @@ bool Converters::convert(Buffer const * buffer,
                                lyxerr[Debug::FILES]
                                        << "Running " << latex_command_
                                        << " to update aux file"<<  endl;
-                               runLaTeX(buffer, latex_command_);
+                               runLaTeX(*buffer, latex_command_, runparams);
                        }
 
                        string infile2 = (conv.original_dir)
@@ -630,31 +342,41 @@ bool Converters::convert(Buffer const * buffer,
                        command = subst(command, token_from, QuoteName(infile2));
                        command = subst(command, token_base, QuoteName(from_base));
                        command = subst(command, token_to, QuoteName(outfile2));
+                       command = LibScriptSearch(command);
 
                        if (!conv.parselog.empty())
                                command += " 2> " + QuoteName(infile2 + ".out");
 
                        if (conv.from == "dvi" && conv.to == "ps")
                                command = add_options(command,
-                                                     dvips_options(buffer));
+                                                     buffer->params().dvips_options());
                        else if (conv.from == "dvi" && prefixIs(conv.to, "pdf"))
                                command = add_options(command,
-                                                     dvipdfm_options(buffer));
+                                                     dvipdfm_options(buffer->params()));
 
                        lyxerr[Debug::FILES] << "Calling " << command << endl;
-                       if (buffer)
-                               ShowMessage(buffer, _("Executing command:"), command);
+                       buffer->message(_("Executing command: ") + command);
 
                        Systemcall::Starttype type = (dummy)
                                ? Systemcall::DontWait : Systemcall::Wait;
                        Systemcall one;
                        int res;
-                       if (conv.original_dir && buffer) {
+                       if (conv.original_dir) {
                                Path p(buffer->filePath());
                                res = one.startscript(type, command);
                        } else
                                res = one.startscript(type, command);
 
+                       if (!real_outfile.empty()) {
+                               if (!rename(outfile, real_outfile))
+                                       res = -1;
+                               else
+                                       lyxerr[Debug::FILES]
+                                               << "renaming file " << outfile
+                                               << " to " << real_outfile
+                                               << endl;
+                       }
+
                        if (!conv.parselog.empty()) {
                                string const logfile =  infile2 + ".log";
                                string const script = LibScriptSearch(conv.parselog);
@@ -662,18 +384,21 @@ bool Converters::convert(Buffer const * buffer,
                                        " < " + QuoteName(infile2 + ".out") +
                                        " > " + QuoteName(logfile);
                                one.startscript(Systemcall::Wait, command2);
-                               if (!scanLog(buffer, command, logfile))
+                               if (!scanLog(*buffer, command, logfile))
                                        return false;
                        }
 
                        if (res) {
-                               if (conv.to == "program")
-                                       Alert::alert(_("There were errors during the Build process."),
-                                                  _("You should try to fix them."));
-                               else
-                                       Alert::alert(_("Cannot convert file"),
-                                                  "Error while executing",
-                                                  command.substr(0, 50));
+                               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 whilst running %1$s"),
+                                               command.substr(0, 50)));
+                               }
                                return false;
                        }
                }
@@ -693,9 +418,10 @@ bool Converters::convert(Buffer const * buffer,
                                            token_base, from_base);
                        string to = subst(conv.result_dir,
                                          token_base, to_base);
-                       if (!lyx::rename(from, to)) {
-                               Alert::alert(_("Error while trying to move directory:"),
-                                          from, ("to ") + to);
+                       if (!rename(from, to)) {
+                               Alert::error(_("Cannot convert file"),
+                                       bformat(_("Could not move a temporary file from %1$s to %2$s."),
+                                               from, to));
                                return false;
                        }
                }
@@ -704,6 +430,7 @@ bool Converters::convert(Buffer const * buffer,
                return move(outfile, to_file, conv.latex);
 }
 
+
 // If from = /path/file.ext and to = /path2/file2.ext2 then this method
 // moves each /path/file*.ext file to /path2/file2*.ext2'
 bool Converters::move(string const & from, string const & to, bool copy)
@@ -727,11 +454,12 @@ bool Converters::move(string const & from, string const & to, bool copy)
                        lyxerr[Debug::FILES] << "moving " << from2
                                             << " to " << to2 << endl;
                        bool const moved = (copy)
-                               ? lyx::copy(from2, to2)
-                               : lyx::rename(from2, to2);
+                               ? lyx::support::copy(from2, to2)
+                               : rename(from2, to2);
                        if (!moved && no_errors) {
-                               Alert::alert(_("Error while trying to move file:"),
-                                          from2, _("to ") + to2);
+                               Alert::error(_("Cannot convert file"),
+                                       bformat(_("Could not move a temporary file from %1$s to %2$s."),
+                                               from2, to2));
                                no_errors = false;
                        }
                }
@@ -740,8 +468,8 @@ bool Converters::move(string const & from, string const & to, bool copy)
 
 
 bool Converters::convert(Buffer const * buffer,
-                       string const & from_file, string const & to_file_base,
-                       string const & from_format, string const & to_format)
+                        string const & from_file, string const & to_file_base,
+                        string const & from_format, string const & to_format)
 {
        string to_file;
        return convert(buffer, from_file, to_file_base, from_format, to_format,
@@ -749,22 +477,6 @@ bool Converters::convert(Buffer const * buffer,
 }
 
 
-void Converters::buildGraph()
-{
-       vertices_ = vector<Vertex>(formats.size());
-       visited_.resize(formats.size());
-
-       for (ConverterList::iterator it = converterlist_.begin();
-            it != converterlist_.end(); ++it) {
-               int const s = formats.getNumber(it->from);
-               int const t = formats.getNumber(it->to);
-               vertices_[t].in_vertices.push_back(s);
-               vertices_[s].out_vertices.push_back(t);
-               vertices_[s].out_edges.push_back(it - converterlist_.begin());
-       }
-}
-
-
 bool Converters::formatIsUsed(string const & format)
 {
        ConverterList::const_iterator cit = converterlist_.begin();
@@ -777,113 +489,67 @@ bool Converters::formatIsUsed(string const & format)
 }
 
 
-bool Converters::scanLog(Buffer const * buffer, string const & command,
-                       string const & filename)
+bool Converters::scanLog(Buffer const & buffer, string const & /*command*/,
+                        string const & filename)
 {
-       if (!buffer)
-               return false;
-
-       BufferView * bv = buffer->getUser();
-       if (bv) {
-               bv->owner()->prohibitInput();
-               // all error insets should have been removed by now
-       }
-
-       LaTeX latex("", filename, "");
+       LatexRunParams runparams;
+       runparams.flavor = LatexRunParams::LATEX;
+       LaTeX latex("", runparams, filename, "");
        TeXErrors terr;
        int result = latex.scanLogFile(terr);
-       if (bv) {
-               if ((result & LaTeX::ERRORS)) {
-                       // Insert all errors as errors boxes
-                       bv->insertErrors(terr);
-                       bv->redraw();
-                       bv->fitCursor();
-               }
-               bv->owner()->allowInput();
-       }
 
-       if ((result & LaTeX::ERRORS)) {
-               int num_errors = latex.getNumErrors();
-               string s;
-               string t;
-               if (num_errors == 1) {
-                       s = _("One error detected");
-                       t = _("You should try to fix it.");
-               } else {
-                       s = tostr(num_errors);
-                       s += _(" errors detected.");
-                       t = _("You should try to fix them.");
-               }
-               string head;
-               split(command, head, ' ');
-               Alert::alert(_("There were errors during running of ") + head,
-                          s, t);
-               return false;
-       } else if (result & LaTeX::NO_OUTPUT) {
-               string const s = _("The operation resulted in");
-               string const t = _("an empty file.");
-               Alert::alert(_("Resulting file is empty"), s, t);
-               return false;
-       }
+       if (result & LaTeX::ERRORS)
+               bufferErrors(buffer, terr);
+
        return true;
 }
 
+namespace {
 
-bool Converters::runLaTeX(Buffer const * buffer, string const & command)
-{
-       if (!buffer)
-               return false;
+class showMessage : public boost::signals::trackable {
+public:
+       showMessage(Buffer const & b) : buffer_(b) {};
+       void operator()(string const & m)
+       {
+               buffer_.message(m);
+       }
+private:
+       Buffer const & buffer_;
+};
 
-       BufferView * bv = buffer->getUser();
+}
 
-       if (bv) {
-               bv->owner()->prohibitInput();
-               bv->owner()->message(_("Running LaTeX..."));
-               // all the autoinsets have already been removed
-       }
+
+bool Converters::runLaTeX(Buffer const & buffer, string const & command,
+                         LatexRunParams const & runparams)
+{
+       buffer.busy(true);
+       buffer.message(_("Running LaTeX..."));
 
        // do the LaTeX run(s)
-       string name = buffer->getLatexName();
-       LaTeX latex(command, name, buffer->filePath());
+       string name = buffer.getLatexName();
+       LaTeX latex(command, runparams, name, buffer.filePath());
        TeXErrors terr;
-       int result = latex.run(terr,
-                              bv ? bv->owner()->getLyXFunc() : 0);
-
-       if (bv) {
-               if ((result & LaTeX::ERRORS)) {
-                       // Insert all errors as errors boxes
-                       bv->insertErrors(terr);
-                       bv->redraw();
-                       bv->fitCursor();
-               }
-       }
+       showMessage show(buffer);
+       latex.message.connect(show);
+       int result = latex.run(terr);
+
+       if (result & LaTeX::ERRORS)
+               bufferErrors(buffer, terr);
 
        // check return value from latex.run().
        if ((result & LaTeX::NO_LOGFILE)) {
-               Alert::alert(_("LaTeX did not work!"),
-                          _("Missing log file:"), name);
-       } else if ((result & LaTeX::ERRORS)) {
-               int num_errors = latex.getNumErrors();
-               string s;
-               string t;
-               if (num_errors == 1) {
-                       s = _("One error detected");
-                       t = _("You should try to fix it.");
-               } else {
-                       s = tostr(num_errors);
-                       s += _(" errors detected.");
-                       t = _("You should try to fix them.");
-               }
-               Alert::alert(_("There were errors during the LaTeX run."),
-                          s, t);
-       }  else if (result & LaTeX::NO_OUTPUT) {
-               string const s = _("The operation resulted in");
-               string const t = _("an empty file.");
-               Alert::alert(_("Resulting file is empty"), s, t);
+               string str = bformat(_("LaTeX did not run successfully. "
+                                      "Additionally, LyX could not locate "
+                                      "the LaTeX log %1$s."), name);
+               Alert::error(_("LaTeX failed"), str);
+       } else if (result & LaTeX::NO_OUTPUT) {
+               Alert::warning(_("Output is empty"),
+                              _("An empty output file was generated."));
        }
 
-       if (bv)
-               bv->owner()->allowInput();
+
+       buffer.busy(false);
 
        int const ERROR_MASK =
                        LaTeX::NO_LOGFILE |
@@ -895,90 +561,74 @@ bool Converters::runLaTeX(Buffer const * buffer, string const & command)
 }
 
 
-string const Converters::papersize(Buffer const * buffer)
+
+void Converters::buildGraph()
 {
-       char real_papersize = buffer->params.papersize;
-       if (real_papersize == BufferParams::PAPER_DEFAULT)
-               real_papersize = lyxrc.default_papersize;
-
-       switch (real_papersize) {
-       case BufferParams::PAPER_A3PAPER:
-               return "a3";
-       case BufferParams::PAPER_A4PAPER:
-               return "a4";
-       case BufferParams::PAPER_A5PAPER:
-               return "a5";
-       case BufferParams::PAPER_B5PAPER:
-               return "b5";
-       case BufferParams::PAPER_EXECUTIVEPAPER:
-               return "foolscap";
-       case BufferParams::PAPER_LEGALPAPER:
-               return "legal";
-       case BufferParams::PAPER_USLETTER:
-       default:
-               return "letter";
+       G_.init(formats.size());
+       ConverterList::iterator beg = converterlist_.begin();
+       ConverterList::iterator end = converterlist_.end();
+       for (ConverterList::iterator it = beg; it != end ; ++it) {
+               int const s = formats.getNumber(it->from);
+               int const t = formats.getNumber(it->to);
+               G_.addEdge(s,t);
        }
 }
 
 
-string const Converters::dvips_options(Buffer const * buffer)
+std::vector<Format const *> const
+Converters::intToFormat(std::vector<int> const & input)
 {
-       string result;
-       if (!buffer)
-               return result;
-
-       if (buffer->params.use_geometry
-           && buffer->params.papersize2 == BufferParams::VM_PAPER_CUSTOM
-           && !lyxrc.print_paper_dimension_flag.empty()
-           && !buffer->params.paperwidth.empty()
-           && !buffer->params.paperheight.empty()) {
-               // using a custom papersize
-               result = lyxrc.print_paper_dimension_flag;
-               result += ' ' + buffer->params.paperwidth;
-               result += ',' + buffer->params.paperheight;
-       } else {
-               string const paper_option = papersize(buffer);
-               if (paper_option != "letter" ||
-                   buffer->params.orientation != BufferParams::ORIENTATION_LANDSCAPE) {
-                       // dvips won't accept -t letter -t landscape.  In all other
-                       // cases, include the paper size explicitly.
-                       result = lyxrc.print_paper_flag;
-                       result += ' ' + paper_option;
-               }
+       vector<Format const *> result(input.size());
+
+       vector<int>::const_iterator it = input.begin();
+       vector<int>::const_iterator end = input.end();
+       vector<Format const *>::iterator rit = result.begin();
+       for ( ; it != end; ++it, ++rit) {
+               *rit = &formats.get(*it);
        }
-       if (buffer->params.orientation == BufferParams::ORIENTATION_LANDSCAPE &&
-           buffer->params.papersize2 != BufferParams::VM_PAPER_CUSTOM)
-               result += ' ' + lyxrc.print_landscape_flag;
        return result;
 }
 
+vector<Format const *> const
+Converters::getReachableTo(string const & target, bool clear_visited)
+{
+       vector<int> const & reachablesto =
+               G_.getReachableTo(formats.getNumber(target), clear_visited);
+
+       return intToFormat(reachablesto);
+}
+
 
-string const Converters::dvipdfm_options(Buffer const * buffer)
+vector<Format const *> const
+Converters::getReachable(string const & from, bool only_viewable,
+                        bool clear_visited)
 {
-       string result;
-       if (!buffer)
-               return result;
+       vector<int> const & reachables =
+               G_.getReachable(formats.getNumber(from),
+                               only_viewable,
+                               clear_visited);
 
-       if (buffer->params.papersize2 != BufferParams::VM_PAPER_CUSTOM) {
-               string const paper_size = papersize(buffer);
-               if (paper_size != "b5" && paper_size != "foolscap")
-                       result = "-p "+ paper_size;
+       return intToFormat(reachables);
+}
 
-               if (buffer->params.orientation == BufferParams::ORIENTATION_LANDSCAPE)
-                       result += " -l";
-       }
 
-       return result;
+bool Converters::isReachable(string const & from, string const & to)
+{
+       return G_.isReachable(formats.getNumber(from),
+                             formats.getNumber(to));
 }
 
 
-vector<Converters::Vertex> Converters::vertices_;
+Graph::EdgePath const
+Converters::getPath(string const & from, string const & to)
+{
+       return G_.getPath(formats.getNumber(from),
+                         formats.getNumber(to));
+}
 
 
 /// The global instance
-Formats formats;
 Converters converters;
 
 // The global copy after reading lyxrc.defaults
-Formats system_formats;
 Converters system_converters;