]> git.lyx.org Git - lyx.git/blobdiff - src/Converter.cpp
Fix bug #2213 (part 1): GuiChanges lacks "Previous Change" button.
[lyx.git] / src / Converter.cpp
index 481d706ed1fd8dae24d8b28e07e79369f3c52e72..fd4e7856f76f644219d1b938279c156e0b141f95 100644 (file)
 #include "Buffer.h"
 #include "buffer_funcs.h"
 #include "BufferParams.h"
-#include "debug.h"
 #include "ErrorList.h"
 #include "Format.h"
-#include "gettext.h"
 #include "Language.h"
 #include "LaTeX.h"
 #include "Mover.h"
 
 #include "frontends/alert.h"
 
+#include "support/debug.h"
+#include "support/FileNameList.h"
 #include "support/filetools.h"
-#include "support/lyxlib.h"
+#include "support/gettext.h"
+#include "support/lstrings.h"
 #include "support/os.h"
 #include "support/Package.h"
 #include "support/Path.h"
 #include "support/Systemcall.h"
 
-using std::endl;
-using std::find_if;
-using std::string;
-using std::vector;
-using std::distance;
-
+using namespace std;
+using namespace lyx::support;
 
 namespace lyx {
 
-using support::addName;
-using support::bformat;
-using support::changeExtension;
-using support::compare_ascii_no_case;
-using support::contains;
-using support::dirList;
-using support::FileName;
-using support::getExtension;
-using support::libFileSearch;
-using support::libScriptSearch;
-using support::makeAbsPath;
-using support::makeRelPath;
-using support::onlyFilename;
-using support::onlyPath;
-using support::package;
-using support::prefixIs;
-using support::quoteName;
-using support::removeExtension;
-using support::split;
-using support::subst;
-using support::Systemcall;
-
 namespace Alert = lyx::frontend::Alert;
 
 
@@ -73,6 +48,7 @@ string const token_from("$$i");
 string const token_base("$$b");
 string const token_to("$$o");
 string const token_path("$$p");
+string const token_orig_path("$$r");
 
 
 
@@ -89,8 +65,8 @@ string const dvipdfm_options(BufferParams const & bp)
        string result;
 
        if (bp.papersize != PAPER_CUSTOM) {
-               string const paper_size = bp.paperSizeName();
-               if (paper_size != "b5" && paper_size != "foolscap")
+               string const paper_size = bp.paperSizeName(BufferParams::DVIPDFM);
+               if (!paper_size.empty())
                        result = "-p "+ paper_size;
 
                if (bp.orientation == ORIENTATION_LANDSCAPE)
@@ -101,7 +77,7 @@ string const dvipdfm_options(BufferParams const & bp)
 }
 
 
-class ConverterEqual : public std::binary_function<string, string, bool> {
+class ConverterEqual {
 public:
        ConverterEqual(string const & from, string const & to)
                : from_(from), to_(to) {}
@@ -310,25 +286,31 @@ bool Converters::convert(Buffer const * buffer,
                                formats.extension(from_format);
                        string const to_ext = formats.extension(to_format);
                        string const command =
-                               support::os::python() + ' ' +
+                               os::python() + ' ' +
                                quoteName(libFileSearch("scripts", "convertDefault.py").toFilesystemEncoding()) +
                                ' ' +
                                quoteName(from_ext + ':' + from_file.toFilesystemEncoding()) +
                                ' ' +
                                quoteName(to_ext + ':' + to_file.toFilesystemEncoding());
-                       LYXERR(Debug::FILES)
-                               << "No converter defined! "
-                                  "I use convertDefault.py:\n\t"
-                               << command << endl;
+                       LYXERR(Debug::FILES, "No converter defined! "
+                                  "I use convertDefault.py:\n\t" << command);
                        Systemcall one;
                        one.startscript(Systemcall::Wait, command);
-                       if (to_file.isFileReadable()) {
+                       if (to_file.isReadableFile()) {
                                if (conversionflags & try_cache)
                                        ConverterCache::get().add(orig_from,
                                                        to_format, to_file);
                                return true;
                        }
                }
+
+               // only warn once per session and per file type
+               static std::map<string, string> warned;
+               if (warned.find(from_format) != warned.end() && warned.find(from_format)->second == to_format) {
+                       return false;
+               }
+               warned.insert(make_pair(from_format, to_format));
+
                Alert::error(_("Cannot convert file"),
                             bformat(_("No information for converting %1$s "
                                                    "format files to %2$s.\n"
@@ -350,7 +332,7 @@ bool Converters::convert(Buffer const * buffer,
        string const path(onlyPath(from_file.absFilename()));
        // Prevent the compiler from optimizing away p
        FileName pp(path);
-       support::Path p(pp);
+       PathChanger p(pp);
 
        // empty the error list before any new conversion takes place.
        errorList.clear();
@@ -365,8 +347,8 @@ bool Converters::convert(Buffer const * buffer,
                Converter const & conv = converterlist_[*cit];
                bool dummy = conv.To->dummy() && conv.to != "program";
                if (!dummy) {
-                       LYXERR(Debug::FILES) << "Converting from  "
-                              << conv.from << " to " << conv.to << endl;
+                       LYXERR(Debug::FILES, "Converting from  "
+                              << conv.from << " to " << conv.to);
                }
                infile = outfile;
                outfile = FileName(conv.result_dir.empty()
@@ -392,15 +374,14 @@ bool Converters::convert(Buffer const * buffer,
                if (conv.latex) {
                        run_latex = true;
                        string const command = subst(conv.command, token_from, "");
-                       LYXERR(Debug::FILES) << "Running " << command << endl;
+                       LYXERR(Debug::FILES, "Running " << command);
                        if (!runLaTeX(*buffer, command, runparams, errorList))
                                return false;
                } else {
                        if (conv.need_aux && !run_latex
                            && !latex_command_.empty()) {
-                               LYXERR(Debug::FILES)
-                                       << "Running " << latex_command_
-                                       << " to update aux file"<<  endl;
+                               LYXERR(Debug::FILES, "Running " << latex_command_
+                                       << " to update aux file");
                                runLaTeX(*buffer, latex_command_, runparams, errorList);
                        }
 
@@ -414,6 +395,8 @@ 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 = subst(command, token_path, quoteName(infile.onlyPath().absFilename()));
+                       command = subst(command, token_orig_path, quoteName(orig_from.onlyPath().absFilename()));
                        command = libScriptSearch(command);
 
                        if (!conv.parselog.empty())
@@ -426,7 +409,7 @@ bool Converters::convert(Buffer const * buffer,
                                command = add_options(command,
                                                      dvipdfm_options(buffer->params()));
 
-                       LYXERR(Debug::FILES) << "Calling " << command << endl;
+                       LYXERR(Debug::FILES, "Calling " << command);
                        if (buffer)
                                buffer->message(_("Executing command: ")
                                + from_utf8(command));
@@ -446,10 +429,8 @@ bool Converters::convert(Buffer const * buffer,
                                        if (!mover.rename(outfile, real_outfile))
                                                res = -1;
                                        else
-                                               LYXERR(Debug::FILES)
-                                                       << "renaming file " << outfile
-                                                       << " to " << real_outfile
-                                                       << endl;
+                                               LYXERR(Debug::FILES, "renaming file " << outfile
+                                                       << " to " << real_outfile);
                                        // Finally, don't forget to tell any future
                                        // converters to use the renamed file...
                                        outfile = real_outfile;
@@ -525,9 +506,8 @@ bool Converters::move(string const & fmt,
        string const to_base = removeExtension(to.absFilename());
        string const to_extension = getExtension(to.absFilename());
 
-       vector<FileName> const files = dirList(FileName(path),
-                       getExtension(from.absFilename()));
-       for (vector<FileName>::const_iterator it = files.begin();
+       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);
@@ -535,8 +515,7 @@ bool Converters::move(string const & fmt,
                        string const to2 = changeExtension(
                                to_base + file2.substr(base.length()),
                                to_extension);
-                       LYXERR(Debug::FILES) << "moving " << from2
-                                            << " to " << to2 << endl;
+                       LYXERR(Debug::FILES, "moving " << from2 << " to " << to2);
 
                        Mover const & mover = getMover(fmt);
                        bool const moved = copy
@@ -656,8 +635,8 @@ void Converters::buildGraph()
 }
 
 
-std::vector<Format const *> const
-Converters::intToFormat(std::vector<int> const & input)
+vector<Format const *> const
+Converters::intToFormat(vector<int> const & input)
 {
        vector<Format const *> result(input.size());
 
@@ -701,11 +680,34 @@ bool Converters::isReachable(string const & from, string const & to)
 }
 
 
-Graph::EdgePath const
-Converters::getPath(string const & from, string const & 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);
+       for (vector<string>::const_iterator it = l.begin() + 1;
+            it != l.end(); ++it) {
+               vector<Format const *> r = getReachableTo(*it, 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;
+}
+
+
 } // namespace lyx