]> git.lyx.org Git - lyx.git/blobdiff - src/Converter.cpp
Provide proper fallback if a bibliography processor is not found
[lyx.git] / src / Converter.cpp
index 6e10b18704d0d1884ee63b8e0eb25b2cc6a5b2ee..666e61c30b03e79168ec47b1aefb709047ef05e0 100644 (file)
 #include "Encoding.h"
 #include "ErrorList.h"
 #include "Format.h"
+#include "InsetList.h"
 #include "Language.h"
 #include "LaTeX.h"
 #include "LyXRC.h"
 #include "Mover.h"
+#include "ParagraphList.h"
 #include "Session.h"
 
 #include "frontends/alert.h"
 
+#include "insets/InsetInclude.h"
+
 #include "support/debug.h"
 #include "support/FileNameList.h"
 #include "support/filetools.h"
@@ -95,7 +99,7 @@ private:
        string const to_;
 };
 
-} // namespace anon
+} // namespace
 
 
 Converter::Converter(string const & f, string const & t,
@@ -132,6 +136,8 @@ void Converter::readFlags()
                        nice_ = true;
                else if (flag_name == "needauth")
                        need_auth_ = true;
+               else if (flag_name == "hyperref-driver")
+                       href_driver_ = flag_value;
        }
        if (!result_dir_.empty() && result_file_.empty())
                result_file_ = "index." + theFormats().extension(to_);
@@ -279,20 +285,64 @@ OutputParams::FLAVOR Converters::getFlavor(Graph::EdgePath const & path,
 }
 
 
-bool Converters::checkAuth(Converter const & conv, string const & doc_fname)
+string Converters::getHyperrefDriver(Graph::EdgePath const & path)
+{
+       for (Graph::EdgePath::const_iterator cit = path.begin();
+            cit != path.end(); ++cit) {
+               Converter const & conv = converterlist_[*cit];
+               if (!conv.hyperref_driver().empty())
+                       return conv.hyperref_driver();
+       }
+       return string();
+}
+
+
+bool Converters::checkAuth(Converter const & conv, string const & doc_fname,
+                          bool use_shell_escape)
 {
-       if (!conv.need_auth())
+       string conv_command = conv.command();
+       bool const has_shell_escape = contains(conv_command, "-shell-escape")
+                               || contains(conv_command, "-enable-write18");
+       if (conv.latex() && has_shell_escape && !use_shell_escape) {
+               docstring const shellescape_warning =
+                     bformat(_("<p>The following LaTeX backend has been "
+                       "configured to allow execution of external programs "
+                       "for any document:</p>"
+                       "<center><p><tt>%1$s</tt></p></center>"
+                       "<p>This is a dangerous configuration. Please, "
+                       "consider using the support offered by LyX for "
+                       "allowing this privilege only to documents that "
+                       "actually need it, instead.</p>"),
+                       from_utf8(conv_command));
+               frontend::Alert::error(_("Security Warning"),
+                                       shellescape_warning , false);
+       } else if (!conv.latex())
+               use_shell_escape = false;
+       if (!conv.need_auth() && !use_shell_escape)
                return true;
-       const docstring security_warning = bformat(
-             _("<p>The requested operation requires the use of a converter from "
-               "%2$s to %3$s:</p>"
+       size_t const token_pos = conv_command.find("$$");
+       bool const has_token = token_pos != string::npos;
+       string const command = use_shell_escape && !has_shell_escape
+               ? (has_token ? conv_command.insert(token_pos, "-shell-escape ")
+                            : conv_command.append(" -shell-escape"))
+               : conv_command;
+       docstring const security_warning = (use_shell_escape
+           ? bformat(_("<p>The following LaTeX backend has been requested "
+               "to allow execution of external programs:</p>"
+               "<center><p><tt>%1$s</tt></p></center>"
+               "<p>The external programs can execute arbitrary commands on "
+               "your system, including dangerous ones, if instructed to do "
+               "so by a maliciously crafted LyX document.</p>"),
+             from_utf8(command))
+           : bformat(_("<p>The requested operation requires the use of a "
+               "converter from %2$s to %3$s:</p>"
                "<blockquote><p><tt>%1$s</tt></p></blockquote>"
-               "<p>This external program can execute arbitrary commands on your "
-               "system, including dangerous ones, if instructed to do so by a "
-               "maliciously crafted .lyx document.</p>"),
-             from_utf8(conv.command()), from_utf8(conv.from()),
-             from_utf8(conv.to()));
-       if (lyxrc.use_converter_needauth_forbidden) {
+               "<p>This external program can execute arbitrary commands on "
+               "your system, including dangerous ones, if instructed to do "
+               "so by a maliciously crafted LyX document.</p>"),
+             from_utf8(command), from_utf8(conv.from()),
+             from_utf8(conv.to())));
+       if (lyxrc.use_converter_needauth_forbidden && !use_shell_escape) {
                frontend::Alert::error(
                    _("An external converter is disabled for security reasons"),
                    security_warning + _(
@@ -302,29 +352,47 @@ bool Converters::checkAuth(Converter const & conv, string const & doc_fname)
                    "Forbid needauth converters</i>.)"), false);
                return false;
        }
-       if (!lyxrc.use_converter_needauth)
+       if (!lyxrc.use_converter_needauth && !use_shell_escape)
                return true;
-       static const docstring security_title =
-               _("An external converter requires your authorization");
+       docstring const security_title = use_shell_escape
+               ? _("A LaTeX backend requires your authorization")
+               : _("An external converter requires your authorization");
        int choice;
-       const docstring security_warning2 = security_warning +
-               _("<p>Would you like to run this converter?</p>"
-                 "<p><b>Only run if you trust the origin/sender of the LyX "
-                 "document!</b></p>");
+       docstring const security_warning2 = security_warning + (use_shell_escape
+               ? _("<p>Should LaTeX backends be allowed to run external "
+                   "programs?</p><p><b>Allow them only if you trust the "
+                   "origin/sender of the LyX document!</b></p>")
+               : _("<p>Would you like to run this converter?</p>"
+                   "<p><b>Only run if you trust the origin/sender of the LyX "
+                   "document!</b></p>"));
+       docstring const no = use_shell_escape
+                               ? _("Do &not allow") : _("Do &not run");
+       docstring const yes = use_shell_escape ? _("A&llow") : _("&Run");
+       docstring const always = use_shell_escape
+                                       ? _("&Always allow for this document")
+                                       : _("&Always run for this document");
        if (!doc_fname.empty()) {
                LYXERR(Debug::FILES, "looking up: " << doc_fname);
-               std::set<std::string> & auth_files = theSession().authFiles().authFiles();
-               if (auth_files.find(doc_fname) == auth_files.end()) {
-                       choice = frontend::Alert::prompt(security_title, security_warning2,
-                               0, 0, _("Do &not run"), _("&Run"), _("&Always run for this document"));
-                       if (choice == 2)
-                               auth_files.insert(doc_fname);
+               bool authorized = use_shell_escape
+                       ? theSession().shellescapeFiles().findAuth(doc_fname)
+                       : theSession().authFiles().find(doc_fname);
+               if (!authorized) {
+                       choice = frontend::Alert::prompt(security_title,
+                                                        security_warning2,
+                                                        0, 0, no, yes, always);
+                       if (choice == 2) {
+                               if (use_shell_escape)
+                                       theSession().shellescapeFiles().insert(doc_fname, true);
+                               else
+                                       theSession().authFiles().insert(doc_fname);
+                       }
                } else {
                        choice = 1;
                }
        } else {
-               choice = frontend::Alert::prompt(security_title, security_warning2,
-                       0, 0, _("Do &not run"), _("&Run"));
+               choice = frontend::Alert::prompt(security_title,
+                                                security_warning2,
+                                                0, 0, no, yes);
        }
        return choice != 0;
 }
@@ -395,10 +463,11 @@ bool Converters::convert(Buffer const * buffer,
 
        if (buffer) {
                runparams.use_japanese =
-                       buffer->params().bufferFormat() == "latex"
+                       (buffer->params().bufferFormat() == "latex"
+                        || suffixIs(buffer->params().bufferFormat(), "-ja"))
                        && buffer->params().encoding().package() == Encoding::japanese;
                runparams.use_indices = buffer->params().use_indices;
-               runparams.bibtex_command = buffer->params().bibtexCommand();
+               runparams.bibtex_command = buffer->params().bibtexCommand(true);
                runparams.index_command = (buffer->params().index_command == "default") ?
                        string() : buffer->params().index_command;
                runparams.document_language = buffer->params().language->babel();
@@ -459,7 +528,42 @@ bool Converters::convert(Buffer const * buffer,
                                                   "tmpfile.out"));
                }
 
-               if (!checkAuth(conv, buffer ? buffer->absFileName() : string()))
+               if (buffer && buffer->params().use_minted
+                   && lyxrc.pygmentize_command.empty() && conv.latex()) {
+                       bool dowarn = false;
+                       // Warn only if listings insets are actually used
+                       for (Paragraph const & par : buffer->paragraphs()) {
+                               InsetList const & insets = par.insetList();
+                               pos_type lstpos = insets.find(LISTINGS_CODE, 0);
+                               pos_type incpos = insets.find(INCLUDE_CODE, 0);
+                               if (incpos >= 0) {
+                                       InsetInclude const * include =
+                                               static_cast<InsetInclude *>
+                                                       (insets.get(incpos));
+                                       if (include->params().getCmdName() !=
+                                                               "inputminted") {
+                                               incpos = -1;
+                                       }
+                               }
+                               if (lstpos >= 0 || incpos >= 0) {
+                                       dowarn = true;
+                                       break;
+                               }
+                       }
+                       if (dowarn) {
+                               Alert::warning(_("Pygments driver command not found!"),
+                                   _("The driver command necessary to use the minted package\n"
+                                     "(pygmentize) has not been found. Make sure you have\n"
+                                     "the python-pygments module installed or, if the driver\n"
+                                     "is named differently, to add the following line to the\n"
+                                     "document preamble:\n\n"
+                                     "\\AtBeginDocument{\\renewcommand{\\MintedPygmentize}{driver}}\n\n"
+                                     "where 'driver' is name of the driver command."));
+                       }
+               }
+
+               if (!checkAuth(conv, buffer ? buffer->absFileName() : string(),
+                              buffer && buffer->params().shell_escape))
                        return false;
 
                if (conv.latex()) {
@@ -470,6 +574,9 @@ bool Converters::convert(Buffer const * buffer,
                        command = subst(command, token_from, "");
                        command = subst(command, token_latex_encoding,
                                        buffer->params().encoding().latexName());
+                       if (buffer->params().shell_escape
+                           && !contains(command, "-shell-escape"))
+                               command += " -shell-escape ";
                        LYXERR(Debug::FILES, "Running " << command);
                        if (!runLaTeX(*buffer, command, runparams, errorList))
                                return false;
@@ -785,7 +892,7 @@ FormatList const Converters::intToFormat(vector<int> const & input)
 }
 
 
-FormatList const Converters::getReachableTo(string const & target, 
+FormatList const Converters::getReachableTo(string const & target,
                bool const clear_visited)
 {
        vector<int> const & reachablesto =
@@ -795,8 +902,8 @@ FormatList const Converters::getReachableTo(string const & target,
 }
 
 
-FormatList const Converters::getReachable(string const & from, 
-               bool const only_viewable, bool const clear_visited, 
+FormatList const Converters::getReachable(string const & from,
+               bool const only_viewable, bool const clear_visited,
                set<string> const & excludes)
 {
        set<int> excluded_numbers;