X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fexporter.C;h=c79f001ea2a69bc1216bf7a1599ba39aca8a5181;hb=d1f2a9c0000f0ad038425900b001c16a56c72afa;hp=419ae573805f7f2be30ecb5fdf72544730f263a2;hpb=83882f6d92b2ce51a7c0b05fe28df9dfbd8e1143;p=lyx.git diff --git a/src/exporter.C b/src/exporter.C index 419ae57380..c79f001ea2 100644 --- a/src/exporter.C +++ b/src/exporter.C @@ -1,100 +1,322 @@ -/* This file is part of - * ====================================================== - * - * LyX, The Document Processor - * - * Copyright 1995 Matthias Ettrich - * Copyright 1995-2000 The LyX Team. +/** + * \file exporter.C + * This file is part of LyX, the document processor. + * Licence details can be found in the file COPYING. * - * ====================================================== */ + * \author unknown + * \author Alfredo Braunstein + * \author Lars Gullik Bjønnes + * \author Jean Marc Lasgouttes + * \author Angus Leeming + * \author John Levon + * \author André Pönitz + * + * Full author contact details are available in file CREDITS. + */ #include -#ifdef __GNUG__ -#pragma implementation -#endif - #include "exporter.h" -#include "converter.h" + #include "buffer.h" -#include "lyx_cb.h" //ShowMessage() +#include "buffer_funcs.h" +#include "bufferparams.h" +#include "converter.h" +#include "format.h" +#include "gettext.h" +#include "lyxrc.h" +#include "mover.h" +#include "output_plaintext.h" +#include "outputparams.h" +#include "frontends/Alert.h" + #include "support/filetools.h" +#include "support/lyxlib.h" +#include "support/package.h" + +#include +using lyx::support::AddName; +using lyx::support::bformat; +using lyx::support::ChangeExtension; +using lyx::support::contains; +using lyx::support::MakeAbsPath; +using lyx::support::MakeDisplayPath; +using lyx::support::OnlyFilename; +using lyx::support::OnlyPath; +using lyx::support::package; +using lyx::support::prefixIs; + +using std::find; +using std::string; using std::vector; -using std::pair; -bool Exporter::Export(Buffer * buffer, string const & format0, - bool put_in_tempdir) +namespace fs = boost::filesystem; + +namespace { + +vector const Backends(Buffer const & buffer) { - string format; - string using_format = Converter::SplitFormat(format0, format); + vector v; + if (buffer.params().getLyXTextClass().isTeXClassAvailable()) + v.push_back(BufferFormat(buffer)); + v.push_back("text"); + return v; +} + + +/// ask the user what to do if a file already exists +int checkOverwrite(string const & filename) +{ + if (fs::exists(filename)) { + string text = bformat(_("The file %1$s already exists.\n\n" + "Do you want to over-write that file?"), + MakeDisplayPath(filename)); + return Alert::prompt(_("Over-write file?"), + text, 0, 2, + _("&Over-write"), _("Over-write &all"), + _("&Cancel export")); + } + return 0; +} + + +enum CopyStatus { + SUCCESS, + FORCE, + CANCEL +}; + + +/** copy file \p sourceFile to \p destFile. If \p force is false, the user + * will be asked before existing files are overwritten. + * \return + * - SUCCESS if this file got copied + * - FORCE if subsequent calls should not ask for confirmation before + * overwriting files anymore. + * - CANCEL if the export should be cancelled + */ +CopyStatus copyFile(string const & format, + string const & sourceFile, string const & destFile, + string const & latexFile, bool force) +{ + CopyStatus ret = force ? FORCE : SUCCESS; + + // Only copy files that are in our tmp dir, all other files would + // overwrite themselves. This check could be changed to + // boost::filesystem::equivalent(sourceFile, destFile) if export to + // other directories than the document directory is desired. + if (!prefixIs(OnlyPath(sourceFile), package().temp_dir())) + return ret; + + if (!force) { + switch(checkOverwrite(destFile)) { + case 0: + ret = SUCCESS; + break; + case 1: + ret = FORCE; + break; + default: + return CANCEL; + } + } + + Mover const & mover = movers(format); + if (!mover.copy(sourceFile, destFile, latexFile)) + Alert::error(_("Couldn't copy file"), + bformat(_("Copying %1$s to %2$s failed."), + MakeDisplayPath(sourceFile), + MakeDisplayPath(destFile))); + + return ret; +} + +} //namespace anon - string backend_format = BufferExtension(buffer); - bool only_backend = backend_format == format; + +bool Exporter::Export(Buffer * buffer, string const & format, + bool put_in_tempdir, string & result_file) +{ + string backend_format; + OutputParams runparams; + runparams.flavor = OutputParams::LATEX; + runparams.linelen = lyxrc.ascii_linelen; + vector backends = Backends(*buffer); + if (find(backends.begin(), backends.end(), format) == backends.end()) { + for (vector::const_iterator it = backends.begin(); + it != backends.end(); ++it) { + Graph::EdgePath p = + converters.getPath(*it, format); + if (!p.empty()) { + runparams.flavor = converters.getFlavor(p); + backend_format = *it; + break; + } + } + if (backend_format.empty()) { + Alert::error(_("Couldn't export file"), + bformat(_("No information for exporting the format %1$s."), + formats.prettyName(format))); + return false; + } + } else + backend_format = format; string filename = buffer->getLatexName(false); - if (!buffer->tmppath.empty()) - filename = AddName(buffer->tmppath, filename); - filename = ChangeExtension(filename, backend_format); - - if (buffer->isLinuxDoc()) - buffer->makeLinuxDocFile(filename, only_backend); - else if (only_backend) - buffer->makeLaTeXFile(filename, string(), true); - else - buffer->makeLaTeXFile(filename, buffer->filepath, false); - - string outfile = (put_in_tempdir) - ? ChangeExtension(filename, format) - : ChangeExtension(buffer->getLatexName(false), format); - - if (!Converter::Convert(buffer, filename, outfile, using_format)) + filename = AddName(buffer->temppath(), filename); + filename = ChangeExtension(filename, + formats.extension(backend_format)); + + // Ascii backend + if (backend_format == "text") + writeFileAscii(*buffer, filename, runparams); + // Linuxdoc backend + else if (buffer->isLinuxDoc()) { + runparams.nice = !put_in_tempdir; + buffer->makeLinuxDocFile(filename, runparams); + } + // Docbook backend + else if (buffer->isDocBook()) { + runparams.nice = !put_in_tempdir; + buffer->makeDocBookFile(filename, runparams); + } + // LaTeX backend + else if (backend_format == format) { + runparams.nice = true; + buffer->makeLaTeXFile(filename, string(), runparams); + } else if (contains(buffer->filePath(), ' ')) { + Alert::error(_("File name error"), + _("The directory path to the document cannot contain spaces.")); return false; + } else { + runparams.nice = false; + buffer->makeLaTeXFile(filename, buffer->filePath(), runparams); + } + + if (!converters.convert(buffer, filename, filename, + backend_format, format, result_file)) + return false; + + if (!put_in_tempdir) { + string const tmp_result_file = result_file; + result_file = ChangeExtension(buffer->fileName(), + formats.extension(format)); + // We need to copy referenced files (e. g. included graphics + // if format == "dvi") to the result dir. + vector const files = + runparams.exportdata->externalFiles(format); + string const dest = OnlyPath(result_file); + CopyStatus status = SUCCESS; + for (vector::const_iterator it = files.begin(); + it != files.end() && status != CANCEL; ++it) { + string const fmt = + formats.getFormatFromFile(it->sourceName); + status = copyFile(fmt, it->sourceName, + MakeAbsPath(it->exportName, dest), + it->exportName, status == FORCE); + } + if (status == CANCEL) { + buffer->message(_("Document export cancelled.")); + } else { + // Finally copy the main file + status = copyFile(format, tmp_result_file, + result_file, result_file, + status == FORCE); + buffer->message(bformat(_("Document exported as %1$s" + "to file `%2$s'"), + formats.prettyName(format), + MakeDisplayPath(result_file))); + } + } - if (!put_in_tempdir) - ShowMessage(buffer, - _("Document exported as ") - + Formats::PrettyName(format) - + _(" to file `") - + MakeDisplayPath(outfile) +'\''); return true; } -bool Exporter::Preview(Buffer * buffer, string const & format0) +bool Exporter::Export(Buffer * buffer, string const & format, + bool put_in_tempdir) { - if (!Export(buffer, format0, true)) + string result_file; + return Export(buffer, format, put_in_tempdir, result_file); +} + + +bool Exporter::Preview(Buffer * buffer, string const & format) +{ + string result_file; + if (!Export(buffer, format, true, result_file)) return false; + return formats.view(*buffer, result_file, format); +} - string format; - Converter::SplitFormat(format0, format); - string filename = buffer->getLatexName(false); - if (!buffer->tmppath.empty()) - filename = AddName(buffer->tmppath, filename); - filename = ChangeExtension(filename, format); - return Formats::View(buffer, filename); +bool Exporter::IsExportable(Buffer const & buffer, string const & format) +{ + vector backends = Backends(buffer); + for (vector::const_iterator it = backends.begin(); + it != backends.end(); ++it) + if (converters.isReachable(*it, format)) + return true; + return false; } -vector > const -Exporter::GetExportableFormats(Buffer const * buffer) +vector const +Exporter::GetExportableFormats(Buffer const & buffer, bool only_viewable) +{ + vector backends = Backends(buffer); + vector result = + converters.getReachable(backends[0], only_viewable, true); + for (vector::const_iterator it = backends.begin() + 1; + it != backends.end(); ++it) { + vector r = + converters.getReachable(*it, only_viewable, false); + result.insert(result.end(), r.begin(), r.end()); + } + return result; +} + + +ExportedFile::ExportedFile(string const & s, string const & e) : + sourceName(s), exportName(e) {} + + +bool operator==(ExportedFile const & f1, ExportedFile const & f2) { - return Converter::GetReachable(BufferExtension(buffer), false); + return f1.sourceName == f2.sourceName && + f1.exportName == f2.exportName; + +} + + +void ExportData::addExternalFile(string const & format, + string const & sourceName, + string const & exportName) +{ + BOOST_ASSERT(lyx::support::AbsolutePath(sourceName)); + + // Make sure that we have every file only once, otherwise copyFile() + // would ask several times if it should overwrite a file. + vector & files = externalfiles[format]; + ExportedFile file(sourceName, exportName); + if (find(files.begin(), files.end(), file) == files.end()) + files.push_back(file); } -vector > const -Exporter::GetViewableFormats(Buffer const * buffer) +void ExportData::addExternalFile(string const & format, + string const & sourceName) { - return Converter::GetReachable(BufferExtension(buffer), true); + addExternalFile(format, sourceName, OnlyFilename(sourceName)); } -string const Exporter::BufferExtension(Buffer const * buffer) +vector const +ExportData::externalFiles(string const & format) const { - if (buffer->isLinuxDoc()) - return "sgml"; - else - return "tex"; + FileMap::const_iterator cit = externalfiles.find(format); + if (cit != externalfiles.end()) + return cit->second; + return vector(); }