pg version check on json

and comparison with == to make it equal to the other checks and avoid confusions

Author: signedav

src/core/qgsfield.cpp

@@ -254,7 +254,7 @@ QString QgsField::displayString( const QVariant &v ) const
     if ( ok )
       return QLocale().toString( converted );
   }
-  else if ( d->typeName.compare( "json" ) == 0 || d->typeName.compare( "jsonb" ) == 0 )
+  else if ( d->typeName == QLatin1String( "json" ) || d->typeName == QLatin1String( "jsonb" ) )
   {
     QJsonDocument doc = QJsonDocument::fromVariant( v );
     return QString::fromUtf8( doc.toJson().data() );

src/gui/editorwidgets/qgslistwidgetfactory.cpp

@@ -44,5 +44,5 @@ QgsEditorConfigWidget *QgsListWidgetFactory::configWidget( QgsVectorLayer *vl, i
 unsigned int QgsListWidgetFactory::fieldScore( const QgsVectorLayer *vl, int fieldIdx ) const
 {
   const QgsField field = vl->fields().field( fieldIdx );
-  return ( field.type() == QVariant::List || field.type() == QVariant::StringList || field.typeName().compare( QLatin1String( "json" ) ) == 0 || field.typeName().compare( QLatin1String( "jsonb" ) ) == 0 ) && field.subType() != QVariant::Invalid ? 20 : 0;
+  return ( field.type() == QVariant::List || field.type() == QVariant::StringList || field.typeName() == QLatin1String( "json" ) || field.typeName() == QLatin1String( "jsonb" ) ) && field.subType() != QVariant::Invalid ? 20 : 0;
 }

src/providers/postgres/qgspostgresprovider.cpp

@@ -207,40 +207,50 @@ QgsPostgresProvider::QgsPostgresProvider( QString const &uri, const ProviderOpti
 #endif
 
   //fill type names into sets
-  setNativeTypes( QList<NativeType>()
-                  // integer types
-                  << QgsVectorDataProvider::NativeType( tr( "Whole number (smallint - 16bit)" ), QStringLiteral( "int2" ), QVariant::Int, -1, -1, 0, 0 )
-                  << QgsVectorDataProvider::NativeType( tr( "Whole number (integer - 32bit)" ), QStringLiteral( "int4" ), QVariant::Int, -1, -1, 0, 0 )
-                  << QgsVectorDataProvider::NativeType( tr( "Whole number (integer - 64bit)" ), QStringLiteral( "int8" ), QVariant::LongLong, -1, -1, 0, 0 )
-                  << QgsVectorDataProvider::NativeType( tr( "Decimal number (numeric)" ), QStringLiteral( "numeric" ), QVariant::Double, 1, 20, 0, 20 )
-                  << QgsVectorDataProvider::NativeType( tr( "Decimal number (decimal)" ), QStringLiteral( "decimal" ), QVariant::Double, 1, 20, 0, 20 )
-
-                  // floating point
-                  << QgsVectorDataProvider::NativeType( tr( "Decimal number (real)" ), QStringLiteral( "real" ), QVariant::Double, -1, -1, -1, -1 )
-                  << QgsVectorDataProvider::NativeType( tr( "Decimal number (double)" ), QStringLiteral( "double precision" ), QVariant::Double, -1, -1, -1, -1 )
-
-                  // string types
-                  << QgsVectorDataProvider::NativeType( tr( "Text, fixed length (char)" ), QStringLiteral( "char" ), QVariant::String, 1, 255, -1, -1 )
-                  << QgsVectorDataProvider::NativeType( tr( "Text, limited variable length (varchar)" ), QStringLiteral( "varchar" ), QVariant::String, 1, 255, -1, -1 )
-                  << QgsVectorDataProvider::NativeType( tr( "Text, unlimited length (text)" ), QStringLiteral( "text" ), QVariant::String, -1, -1, -1, -1 )
-
-                  // date type
-                  << QgsVectorDataProvider::NativeType( tr( "Date" ), QStringLiteral( "date" ), QVariant::Date, -1, -1, -1, -1 )
-                  << QgsVectorDataProvider::NativeType( tr( "Time" ), QStringLiteral( "time" ), QVariant::Time, -1, -1, -1, -1 )
-                  << QgsVectorDataProvider::NativeType( tr( "Date & Time" ), QStringLiteral( "timestamp without time zone" ), QVariant::DateTime, -1, -1, -1, -1 )
-
-                  // complex types
-                  << QgsVectorDataProvider::NativeType( tr( "Map (hstore)" ), QStringLiteral( "hstore" ), QVariant::Map, -1, -1, -1, -1, QVariant::String )
-                  << QgsVectorDataProvider::NativeType( tr( "Array of number (integer - 32bit)" ), QStringLiteral( "int4[]" ), QVariant::List, -1, -1, -1, -1, QVariant::Int )
-                  << QgsVectorDataProvider::NativeType( tr( "Array of number (integer - 64bit)" ), QStringLiteral( "int8[]" ), QVariant::List, -1, -1, -1, -1, QVariant::LongLong )
-                  << QgsVectorDataProvider::NativeType( tr( "Array of number (double)" ), QStringLiteral( "double precision[]" ), QVariant::List, -1, -1, -1, -1, QVariant::Double )
-                  << QgsVectorDataProvider::NativeType( tr( "Array of text" ), QStringLiteral( "text[]" ), QVariant::StringList, -1, -1, -1, -1, QVariant::String )
-                  << QgsVectorDataProvider::NativeType( tr( "Map (json)" ), QStringLiteral( "json" ), QVariant::Map, -1, -1, -1, -1, QVariant::String )
-                  << QgsVectorDataProvider::NativeType( tr( "Map (jsonb)" ), QStringLiteral( "jsonb" ), QVariant::Map, -1, -1, -1, -1, QVariant::String )
-
-                  // boolean
-                  << QgsVectorDataProvider::NativeType( tr( "Boolean" ), QStringLiteral( "bool" ), QVariant::Bool, -1, -1, -1, -1 )
-                );
+  QList<NativeType> nativeTypes;
+
+  nativeTypes     // integer types
+      << QgsVectorDataProvider::NativeType( tr( "Whole number (smallint - 16bit)" ), QStringLiteral( "int2" ), QVariant::Int, -1, -1, 0, 0 )
+      << QgsVectorDataProvider::NativeType( tr( "Whole number (integer - 32bit)" ), QStringLiteral( "int4" ), QVariant::Int, -1, -1, 0, 0 )
+      << QgsVectorDataProvider::NativeType( tr( "Whole number (integer - 64bit)" ), QStringLiteral( "int8" ), QVariant::LongLong, -1, -1, 0, 0 )
+      << QgsVectorDataProvider::NativeType( tr( "Decimal number (numeric)" ), QStringLiteral( "numeric" ), QVariant::Double, 1, 20, 0, 20 )
+      << QgsVectorDataProvider::NativeType( tr( "Decimal number (decimal)" ), QStringLiteral( "decimal" ), QVariant::Double, 1, 20, 0, 20 )
+
+      // floating point
+      << QgsVectorDataProvider::NativeType( tr( "Decimal number (real)" ), QStringLiteral( "real" ), QVariant::Double, -1, -1, -1, -1 )
+      << QgsVectorDataProvider::NativeType( tr( "Decimal number (double)" ), QStringLiteral( "double precision" ), QVariant::Double, -1, -1, -1, -1 )
+
+      // string types
+      << QgsVectorDataProvider::NativeType( tr( "Text, fixed length (char)" ), QStringLiteral( "char" ), QVariant::String, 1, 255, -1, -1 )
+      << QgsVectorDataProvider::NativeType( tr( "Text, limited variable length (varchar)" ), QStringLiteral( "varchar" ), QVariant::String, 1, 255, -1, -1 )
+      << QgsVectorDataProvider::NativeType( tr( "Text, unlimited length (text)" ), QStringLiteral( "text" ), QVariant::String, -1, -1, -1, -1 )
+
+      // date type
+      << QgsVectorDataProvider::NativeType( tr( "Date" ), QStringLiteral( "date" ), QVariant::Date, -1, -1, -1, -1 )
+      << QgsVectorDataProvider::NativeType( tr( "Time" ), QStringLiteral( "time" ), QVariant::Time, -1, -1, -1, -1 )
+      << QgsVectorDataProvider::NativeType( tr( "Date & Time" ), QStringLiteral( "timestamp without time zone" ), QVariant::DateTime, -1, -1, -1, -1 )
+
+      // complex types
+      << QgsVectorDataProvider::NativeType( tr( "Map (hstore)" ), QStringLiteral( "hstore" ), QVariant::Map, -1, -1, -1, -1, QVariant::String )
+      << QgsVectorDataProvider::NativeType( tr( "Array of number (integer - 32bit)" ), QStringLiteral( "int4[]" ), QVariant::List, -1, -1, -1, -1, QVariant::Int )
+      << QgsVectorDataProvider::NativeType( tr( "Array of number (integer - 64bit)" ), QStringLiteral( "int8[]" ), QVariant::List, -1, -1, -1, -1, QVariant::LongLong )
+      << QgsVectorDataProvider::NativeType( tr( "Array of number (double)" ), QStringLiteral( "double precision[]" ), QVariant::List, -1, -1, -1, -1, QVariant::Double )
+      << QgsVectorDataProvider::NativeType( tr( "Array of text" ), QStringLiteral( "text[]" ), QVariant::StringList, -1, -1, -1, -1, QVariant::String )
+
+      // boolean
+      << QgsVectorDataProvider::NativeType( tr( "Boolean" ), QStringLiteral( "bool" ), QVariant::Bool, -1, -1, -1, -1 )
+      ;
+
+  if ( connectionRO()->pgVersion() >= 90200 )
+  {
+    nativeTypes << QgsVectorDataProvider::NativeType( tr( "Map (json)" ), QStringLiteral( "json" ), QVariant::Map, -1, -1, -1, -1, QVariant::String );
+
+    if ( connectionRO()->pgVersion() >= 90400 )
+    {
+      nativeTypes << QgsVectorDataProvider::NativeType( tr( "Map (jsonb)" ), QStringLiteral( "jsonb" ), QVariant::Map, -1, -1, -1, -1, QVariant::String );
+    }
+  }
+  setNativeTypes( nativeTypes );
 
   QString key;
   switch ( mPrimaryKeyType )
@@ -4281,7 +4291,7 @@ QVariant QgsPostgresProvider::convertValue( QVariant::Type type, QVariant::Type
   switch ( type )
   {
     case QVariant::Map:
-      if ( typeName.compare( QLatin1String( "json" ) ) == 0 || typeName.compare( QLatin1String( "jsonb" ) ) == 0 )
+      if ( typeName == QLatin1String( "json" ) || typeName == QLatin1String( "jsonb" ) )
         result = parseJson( value );
       else
         result = parseHstore( value );