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[locale] Improve regional variant lookup

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This commit is contained in:
Adriaan de Groot 2022-06-19 14:49:46 +02:00
parent 40d8e1e0f6
commit 18626901d3
1 changed files with 24 additions and 0 deletions
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24
src/modules/locale/LocaleConfiguration.cpp
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@ -48,6 +48,13 @@ LocaleConfiguration::fromLanguageAndLocation( const QString& languageLocale,
{
cDebug() << "Mapping" << languageLocale << "in" << countryCode << "to locale.";
QString language = languageLocale.split( '_' ).first();
QString region;
if ( language.contains( '@' ) )
{
auto r = language.split( '@' );
language = r.first();
region = r[ 1 ]; // second()
}
// Either an exact match, or the whole language part matches
// (followed by .<encoding> or _<country>
@ -75,16 +82,33 @@ LocaleConfiguration::fromLanguageAndLocation( const QString& languageLocale,
# locale categories reflect the selected location. */
if ( language == "pt" || language == "zh" )
{
cDebug() << Logger::SubEntry << "Special-case Portuguese and Chinese";
QString proposedLocale = QString( "%1_%2" ).arg( language ).arg( countryCode );
for ( const QString& line : linesForLanguage )
{
if ( line.contains( proposedLocale ) )
{
cDebug() << Logger::SubEntry << "Country-variant" << line << "chosen.";
lang = line;
break;
}
}
}
if ( lang.isEmpty() && !region.isEmpty() )
{
cDebug() << Logger::SubEntry << "Special-case region @" << region;
QString proposedRegion = QString( "@%1" ).arg( region );
for ( const QString& line : linesForLanguage )
{
if ( line.startsWith( language ) && line.contains( proposedRegion ) )
{
cDebug() << Logger::SubEntry << "Region-variant" << line << "chosen.";
lang = line;
break;
}
}
}
// If we found no good way to set a default lang, do a search with the whole
// language locale and pick the first result, if any.