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Check for, and report, uncodable characters in user preamble.

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Fixes: #9599
This commit is contained in:
Juergen Spitzmueller 2015-06-15 21:08:40 +02:00
parent 11c2b7792c
commit 4c0e99ac3d
1 changed files with 47 additions and 3 deletions
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50
src/BufferParams.cpp
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@ -1933,11 +1933,55 @@ bool BufferParams::writeLaTeX(otexstream & os, LaTeXFeatures & features,
atlyxpreamble += "\\@ifundefined{date}{}{\\date{}}\n";
/* the user-defined preamble */
if (!containsOnly(preamble, " \n\t"))
if (!containsOnly(preamble, " \n\t")) {
// FIXME UNICODE
atlyxpreamble += "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
"User specified LaTeX commands.\n"
+ from_utf8(preamble) + '\n';
"User specified LaTeX commands.\n";
// Check if the user preamble contains uncodable glyphs
docstring const u_preamble = from_utf8(preamble);
odocstringstream user_preamble;
docstring uncodable_glyphs;
Encoding const * const enc = features.runparams().encoding;
if (enc) {
for (size_t n = 0; n < u_preamble.size(); ++n) {
char_type c = u_preamble[n];
if (!enc->encodable(c)) {
docstring const glyph(1, c);
LYXERR0("Uncodable character '"
<< glyph
<< "' in user preamble!");
uncodable_glyphs += glyph;
if (features.runparams().dryrun) {
user_preamble << "<" << _("LyX Warning: ")
<< _("uncodable character") << " '";
user_preamble.put(c);
user_preamble << "'>";
}
} else
user_preamble << u_preamble[n];
}
} else
user_preamble << u_preamble;
// On BUFFER_VIEW|UPDATE, warn user if we found uncodable glyphs
if (!features.runparams().dryrun && !uncodable_glyphs.empty()) {
frontend::Alert::warning(
_("Uncodable character in user preamble"),
support::bformat(
_("The user preamble of your document contains glyphs "
"that are unknown in the current document encoding "
"(namely %1$s).\nThese glyphs are omitted "
" from the output, which may result in "
"incomplete output."
"\n\nPlease select an appropriate "
"document encoding\n"
"(such as utf8) or change the "
"preamble code accordingly."),
uncodable_glyphs));
}
atlyxpreamble += user_preamble.str() + '\n';
}
// footmisc must be loaded after setspace
// Load it here to avoid clashes with footmisc loaded in the user