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Prevent access to null local_font

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This commit is contained in:
Juergen Spitzmueller 2023-09-30 13:01:20 +02:00
parent 1d00389bf8
commit fc9684a130
12 changed files with 35 additions and 22 deletions
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8
src/insets/Inset.cpp
View File

@ -672,4 +672,12 @@ docstring Inset::completionPrefix(Cursor const &) const
return docstring();
}
Language const * Inset::getLocalOrDefaultLang(const OutputParams & rp) const
{
return (rp.local_font != nullptr)
? rp.local_font->language()
: buffer().params().language;
}
} // namespace lyx

4
src/insets/Inset.h
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@ -54,6 +54,7 @@ class InsetList;
class InsetMath;
class InsetTabular;
class InsetText;
class Language;
class LaTeXFeatures;
class Lexer;
class MathAtom;
@ -618,6 +619,9 @@ public:
/// Determine the action of backspace and delete: do we select instead of
/// deleting if not already selected?
virtual bool confirmDeletion() const { return false; }
/// Return the local_font's language or the buffer's default language
/// if local_font is null
Language const * getLocalOrDefaultLang(const OutputParams &) const;
protected:
/// Constructors

3
src/insets/InsetBox.cpp
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@ -355,7 +355,8 @@ void InsetBox::latex(otexstream & os, OutputParams const & runparams) const
string maybeBeginL;
string maybeEndL;
bool needEndL = false;
if (!runparams.isFullUnicode() && runparams.local_font->isRightToLeft()) {
if (!runparams.isFullUnicode()
&& runparams.local_font && runparams.local_font->isRightToLeft()) {
maybeBeginL = "\\beginL";
maybeEndL = "\\endL";
}

6
src/insets/InsetFloatList.cpp
View File

@ -195,11 +195,11 @@ docstring InsetFloatList::xhtml(XMLStream &, OutputParams const & op) const {
if (type == "table") {
toctype = "table";
toclabel = translateIfPossible(from_ascii("List of Tables"),
op.local_font->language()->lang());
getLocalOrDefaultLang(op)->lang());
} else if (type == "figure") {
toctype = "figure";
toclabel = translateIfPossible(from_ascii("List of Figures"),
op.local_font->language()->lang());
getLocalOrDefaultLang(op)->lang());
} else {
LYXERR0("Unknown Builtin Float!");
return docstring();
@ -207,7 +207,7 @@ docstring InsetFloatList::xhtml(XMLStream &, OutputParams const & op) const {
} else {
toctype = to_utf8(getParam("type"));
toclabel = translateIfPossible(from_utf8(cit->second.listName()),
op.local_font->language()->lang());
getLocalOrDefaultLang(op)->lang());
}
shared_ptr<Toc const> toc = buffer().tocBackend().toc(toctype);

2
src/insets/InsetIndex.cpp
View File

@ -1911,7 +1911,7 @@ docstring InsetPrintIndex::xhtml(XMLStream &, OutputParams const & op) const
xs << xml::StartTag("div", tocattr);
xs << xml::CR();
xs << xml::StartTag(lay.htmltag(), lay.htmlGetAttrString());
xs << translateIfPossible(indexName, op.local_font->language()->lang());
xs << translateIfPossible(indexName, getLocalOrDefaultLang(op)->lang());
xs << xml::EndTag(lay.htmltag());
xs << xml::CR();
xs << xml::StartTag("ul", "class='main'");

7
src/insets/InsetListings.cpp
View File

@ -187,7 +187,8 @@ void InsetListings::latex(otexstream & os, OutputParams const & runparams) const
if (!basicstyle.empty())
param_string = rtrim(param_string, ",") + ",basicstyle={" + basicstyle + "}";
}
if (runparams.use_polyglossia && runparams.local_font->isRightToLeft()) {
if (runparams.use_polyglossia && runparams.local_font
&& runparams.local_font->isRightToLeft()) {
// We need to use the *latin switches (#11554)
smatch sub;
if (regex_match(param_string, sub, reg1))
@ -248,9 +249,7 @@ void InsetListings::latex(otexstream & os, OutputParams const & runparams) const
Encoding const * const save_enc = runparams.encoding;
Encoding const * const outer_encoding =
(runparams.local_font != 0) ?
runparams.local_font->language()->encoding()
: buffer().params().language->encoding();
getLocalOrDefaultLang(runparams)->encoding();
Encoding const * fixedlstenc = forcedEncoding(runparams.encoding, outer_encoding);
if (fixedlstenc) {
// We need to switch to a singlebyte encoding, due to

4
src/insets/InsetNomencl.cpp
View File

@ -222,7 +222,7 @@ docstring InsetPrintNomencl::xhtml(XMLStream &, OutputParams const & op) const
InsetLayout const & il = getLayout();
string const & tag = il.htmltag();
docstring toclabel = translateIfPossible(from_ascii("Nomenclature"),
op.local_font->language()->lang());
getLocalOrDefaultLang(op)->lang());
xs << xml::StartTag("div", "class='nomencl'")
<< xml::StartTag(tag, "class='nomencl'")
@ -333,7 +333,7 @@ void InsetPrintNomencl::docbook(XMLStream & xs, OutputParams const & runparams)
// TODO: At least, that's what was done before...
docstring toclabel = translateIfPossible(from_ascii("Nomenclature"),
runparams.local_font->language()->lang());
getLocalOrDefaultLang(runparams)->lang());
xs << xml::StartTag("glossary");
xs << xml::CR();

6
src/insets/InsetQuotes.cpp
View File

@ -814,7 +814,7 @@ void InsetQuotes::latex(otexstream & os, OutputParams const & runparams) const
|| style == QuoteStyle::French
|| style == QuoteStyle::FrenchIN)
&& level_ == QuoteLevel::Primary
&& prefixIs(runparams.local_font->language()->code(), "fr")) {
&& prefixIs(getLocalOrDefaultLang(runparams)->code(), "fr")) {
// Specific guillemets of French babel
// including correct French spacing
if (side_ == QuoteSide::Opening)
@ -826,11 +826,11 @@ void InsetQuotes::latex(otexstream & os, OutputParams const & runparams) const
// (ligatures not featured in PDF strings)
qstr = quoteparams.getLaTeXQuote(quotechar, "int", rtl_);
} else if (runparams.main_fontenc == "T1"
&& !runparams.local_font->language()->internalFontEncoding()) {
&& !getLocalOrDefaultLang(runparams)->internalFontEncoding()) {
// Quotation marks for T1 font encoding
// (using ligatures)
qstr = quoteparams.getLaTeXQuote(quotechar, "t1");
} else if (runparams.local_font->language()->internalFontEncoding()) {
} else if (getLocalOrDefaultLang(runparams)->internalFontEncoding()) {
// Quotation marks for internal font encodings
// (ligatures not featured)
qstr = quoteparams.getLaTeXQuote(quotechar, "int", rtl_);

2
src/insets/InsetRef.cpp
View File

@ -432,7 +432,7 @@ docstring InsetRef::xhtml(XMLStream & xs, OutputParams const & op) const
// some sort of counter with the label, and we don't have that yet.
docstring const attr = "href=\"#" + xml::cleanAttr(ref) + '"';
xs << xml::StartTag("a", to_utf8(attr));
xs << displayString(ref, cmd, op.local_font->language()->lang());;
xs << displayString(ref, cmd, getLocalOrDefaultLang(op)->lang());
xs << xml::EndTag("a");
return docstring();
}

3
src/insets/InsetSpace.cpp
View File

@ -588,8 +588,7 @@ void InsetSpace::latex(otexstream & os, OutputParams const & runparams) const
case InsetSpaceParams::PROTECTED:
if (runparams.find_effective())
os.put(0xa0);
else if (runparams.local_font
&& runparams.local_font->language()->lang() == "polutonikogreek")
else if (getLocalOrDefaultLang(runparams)->lang() == "polutonikogreek")
// in babel's polutonikogreek, ~ is active
os << (runparams.free_spacing ? " " : "\\nobreakspace{}");
else

6
src/insets/InsetSpecialChar.cpp
View File

@ -421,15 +421,15 @@ void InsetSpecialChar::read(Lexer & lex)
void InsetSpecialChar::latex(otexstream & os,
OutputParams const & rp) const
{
bool const rtl = rp.local_font->isRightToLeft();
bool const rtl = rp.local_font && rp.local_font->isRightToLeft();
bool const utf8 = rp.encoding->iconvName() == "UTF-8";
string lswitch = "";
string lswitche = "";
if (rtl && !rp.use_polyglossia) {
lswitch = "\\L{";
lswitche = "}";
if (rp.local_font->language()->lang() == "arabic_arabi"
|| rp.local_font->language()->lang() == "farsi")
if (getLocalOrDefaultLang(rp)->lang() == "arabic_arabi"
|| getLocalOrDefaultLang(rp)->lang() == "farsi")
lswitch = "\\textLR{";
}

6
src/insets/InsetTabular.cpp
View File

@ -3179,7 +3179,8 @@ void Tabular::TeXRow(otexstream & os, row_type row,
// The bidi package (loaded by polyglossia with XeTeX) reverses RTL table columns
// Luabibdi (used by LuaTeX) behaves like classic
bool const bidi_rtl =
runparams.local_font->isRightToLeft()
runparams.local_font
&& runparams.local_font->isRightToLeft()
&& buffer().params().useBidiPackage(runparams);
bool const ct = !buffer().params().output_changes;
idx_type lastcell =
@ -3351,7 +3352,8 @@ void Tabular::latex(otexstream & os, OutputParams const & runparams) const
// The bidi package (loaded by polyglossia with XeTeX) swaps the column
// order for RTL (#9686). Thus we use this list.
bool const bidi_rtl =
runparams.local_font->isRightToLeft()
runparams.local_font
&& runparams.local_font->isRightToLeft()
&& buffer().params().useBidiPackage(runparams);
list<col_type> columns;
list<col_type> logical_columns;