| 1 | /* |
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| 2 | SPDX-FileCopyrightText: 2014 Alex Richardson <arichardson.kde@gmail.com> |
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| 3 | SPDX-FileCopyrightText: 2021 Alexander Lohnau <alexander.lohnau@gmx.de> |
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| 4 | |
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| 5 | SPDX-License-Identifier: LGPL-2.0-or-later |
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| 6 | */ |
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| 7 | |
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| 8 | #include "kjsonutils.h" |
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| 9 | |
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| 10 | #include <QJsonObject> |
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| 11 | |
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| 12 | static QString getDefaultLocaleName() |
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| 13 | { |
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| 14 | #if defined(Q_OS_WIN) || defined(Q_OS_MAC) |
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| 15 | if (QLocale() == QLocale::system()) { |
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| 16 | // If the default locale hasn't been changed then |
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| 17 | // On Windows and Apple OSs, we cannot use QLocale::system() if an application-specific |
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| 18 | // language was set by kxmlgui because Qt ignores LANGUAGE on Windows and Apple OSs. |
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| 19 | if (const auto firstLanguage = qEnvironmentVariable("LANGUAGE" ).section(u':', 0, 0, QString::SectionSkipEmpty); !firstLanguage.isEmpty()) { |
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| 20 | return firstLanguage; |
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| 21 | } |
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| 22 | // Also prefer the configured display language over the system language |
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| 23 | if (const auto languages = QLocale::system().uiLanguages(); !languages.isEmpty()) { |
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| 24 | // uiLanguages() uses dashes as separator, but KConfig assumes underscores |
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| 25 | return languages.value(0).replace(u'-', u'_'); |
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| 26 | } |
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| 27 | } |
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| 28 | #endif |
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| 29 | return QLocale().name(); |
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| 30 | } |
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| 31 | |
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| 32 | QJsonValue KJsonUtils::readTranslatedValue(const QJsonObject &jo, const QString &key, const QJsonValue &defaultValue) |
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| 33 | { |
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| 34 | QString languageWithCountry = getDefaultLocaleName(); |
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| 35 | auto it = jo.constFind(key: key + QLatin1Char('[') + languageWithCountry + QLatin1Char(']')); |
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| 36 | if (it != jo.constEnd()) { |
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| 37 | return it.value(); |
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| 38 | } |
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| 39 | const QStringView language = QStringView(languageWithCountry).mid(pos: 0, n: languageWithCountry.indexOf(ch: QLatin1Char('_'))); |
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| 40 | it = jo.constFind(key: key + QLatin1Char('[') + language + QLatin1Char(']')); |
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| 41 | if (it != jo.constEnd()) { |
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| 42 | return it.value(); |
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| 43 | } |
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| 44 | // no translated value found -> check key |
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| 45 | it = jo.constFind(key); |
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| 46 | if (it != jo.constEnd()) { |
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| 47 | return jo.value(key); |
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| 48 | } |
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| 49 | return defaultValue; |
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| 50 | } |
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| 51 | |
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| 52 | QString KJsonUtils::readTranslatedString(const QJsonObject &jo, const QString &key, const QString &defaultValue) |
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| 53 | { |
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| 54 | return KJsonUtils::readTranslatedValue(jo, key, defaultValue).toString(defaultValue); |
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| 55 | } |
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| 56 | |
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