[locale] Make the selector configurable via the config file

src/modules/locale/LocaleViewStep.cpp

@@ -124,16 +124,16 @@ LocaleViewStep::fetchGeoIpTimezone()
     if ( m_geoipStyle.isEmpty() || m_geoipStyle == "legacy" )
     {
         actualUrl.append( "/json/" );
-        handler = new GeoIPJSON;
+        handler = new GeoIPJSON( m_geoipSelector );
     }
     else if ( m_geoipStyle == "json" )
     {
-        handler = new GeoIPJSON;
+        handler = new GeoIPJSON( m_geoipSelector );
     }
 #if defined(HAVE_XML)
     else if ( m_geoipStyle == "xml" )
     {
-        handler = new GeoIPXML;
+        handler = new GeoIPXML( m_geoipSelector );
     }
 #endif
     else
@@ -295,4 +295,5 @@ LocaleViewStep::setConfigurationMap( const QVariantMap& configurationMap )
     // Optional
     m_geoipUrl = CalamaresUtils::getString( configurationMap, "geoipUrl" );
     m_geoipStyle = CalamaresUtils::getString( configurationMap, "geoipStyle" );
+    m_geoipSelector = CalamaresUtils::getString( configurationMap, "geoipSelector" );
 }

src/modules/locale/LocaleViewStep.h

@@ -75,8 +75,10 @@ private:
 
     QPair< QString, QString > m_startingTimezone;
     QString m_localeGenPath;
-    QString m_geoipUrl;
-    QString m_geoipStyle;
+
+    QString m_geoipUrl;  // The URL, depening on style might be modified on lookup
+    QString m_geoipStyle;  // String selecting which kind of geoip data to expect
+    QString m_geoipSelector;  // String selecting data from the geoip lookup
 
     QList< Calamares::job_ptr > m_jobs;
 };

src/modules/locale/locale.conf

@@ -37,7 +37,9 @@ zone:                       "New_York"
 # the URL may be modified before use. The request should return
 # valid data in a suitable format, depending on geoipStyle;
 # generally this includes a string value with the timezone
-# in <region>/<zone> format.
+# in <region>/<zone> format. For services that return data which
+# does not follow the conventions of "suitable data" described
+# below, *geoIPSelector* may be used to pick different data.
 #
 # Note that this example URL works, but the service is shutting
 # down in June 2018.
@@ -68,3 +70,12 @@ zone:                       "New_York"
 # shutting down in June 2018. There are other providers with the same
 # format. XML format is provided for Ubiquity.
 #geoipStyle:    "legacy"
+
+# GeoIP selector. Leave commented out for the default selector
+# (which depends on the style: JSON uses "time_zone" and XML
+# uses TimeZone, for the FreeGeoIP-alike and the Ubiquity-alike
+# respectively). If the service configured via *geoipUrl* uses
+# a different attribute name (e.g. "timezone") in JSON or a
+# different element tag (e.g. "<Time_Zone>") in XML, set this
+# string to the name or tag to be used.
+#geoipSelector: ""