Imported Upstream version 3.0.2upstream/3.0.2

1 files changed, 108 insertions, 0 deletions

diff --git a/SQLiteStudio3/coreSQLiteStudio/translations.cpp b/SQLiteStudio3/coreSQLiteStudio/translations.cpp
new file mode 100644
index 0000000..56dc5f6
--- /dev/null
+++ b/SQLiteStudio3/coreSQLiteStudio/translations.cpp
@@ -0,0 +1,108 @@
+#include "translations.h"
+#include "sqlitestudio.h"
+#include <QTranslator>
+#include <QCoreApplication>
+#include <QDir>
+#include <QDebug>
+#include <QRegularExpression>
+
+QHash<QString,QTranslator*> SQLITESTUDIO_TRANSLATIONS;
+QStringList SQLITESTUDIO_TRANSLATION_DIRS = QStringList({":/msg", ":/msg/translations", "msg", "translations"});
+
+void loadTranslation(const QString& baseName)
+{
+    if (SQLITESTUDIO_TRANSLATIONS.contains(baseName))
+        return;
+
+    QTranslator* translator = new QTranslator();
+
+    QString fName;
+    bool res = false;
+    QString lang = SQLITESTUDIO->getCurrentLang();
+    QStringList filters = QStringList({baseName+"_"+lang+".qm"});
+    QDir dir;
+
+    for (const QString& dirPath : SQLITESTUDIO_TRANSLATION_DIRS)
+    {
+        dir = dirPath;
+        for (const QString& f : dir.entryList(filters))
+        {
+            res = translator->load(f, dirPath);
+            if (res)
+            {
+                fName = dirPath + "/" + f;
+                break;
+            }
+        }
+
+        if (res)
+            break;
+    }
+
+    if (!res)
+        return;
+
+    qApp->installTranslator(translator);
+    SQLITESTUDIO_TRANSLATIONS[baseName] = translator;
+    qDebug() << "Loaded:" << fName;
+}
+
+void unloadTranslation(const QString& baseName)
+{
+    if (!SQLITESTUDIO_TRANSLATIONS.contains(baseName))
+        return;
+
+    QTranslator* trans = SQLITESTUDIO_TRANSLATIONS[baseName];
+    SQLITESTUDIO_TRANSLATIONS.remove(baseName);
+    qApp->removeTranslator(trans);
+    delete trans;
+}
+
+void loadTranslations(const QStringList& baseNames)
+{
+    for (const QString& name : baseNames)
+        loadTranslation(name);
+}
+
+QStringList getAvailableTranslations()
+{
+    QSet<QString> locales;
+    QRegularExpression re("[^\\_]+\\_(\\w+)\\.qm");
+    QRegularExpressionMatch match;
+    QDir dir;
+    QStringList filters = QStringList({"*_*.qm"});
+    for (const QString& dirPath : SQLITESTUDIO_TRANSLATION_DIRS)
+    {
+        dir = dirPath;
+        for (const QString& f : dir.entryList(filters))
+        {
+            match = re.match(f);
+            if (!match.isValid())
+                continue;
+
+            locales << match.captured(1).toLower();
+        }
+    }
+    locales << "en";
+
+    return locales.toList();
+}
+
+QMap<QString,QString> getAvailableLanguages()
+{
+    QMap<QString,QString> langs;
+    QStringList translations = getAvailableTranslations();
+    QLocale locale;
+    QString langName;
+    for (const QString& trans : translations)
+    {
+        locale = QLocale(trans);
+        langName = locale.nativeLanguageName();
+        if (langName.isEmpty())
+            langName = trans;
+
+        langs[langName] = trans;
+    }
+
+    return langs;
+}