Wikipedia fixes (After review) p.2

OsmAnd-java/src/main/java/net/osmand/data/Amenity.java

@@ -19,6 +19,8 @@ import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Map.Entry;
+import java.util.Set;
+import java.util.TreeSet;
 import java.util.zip.GZIPInputStream;
 
 import gnu.trove.list.array.TIntArrayList;
@@ -218,15 +220,10 @@ public class Amenity extends MapObject {
 		return lng;
 	}
 
-	public List<String> getSupportedLocales(List<String> locales) {
+	public Set<String> getSupportedLocales() {
-		List<String> supported = new ArrayList<>();
+		Set<String> supported = new TreeSet<>();
-		if (locales != null) {
+		supported.addAll(getNames("content", "en"));
-			for (String locale : locales) {
+		supported.addAll(getNames("description", "en"));
-				if (!Algorithms.isEmpty(getAdditionalInfo("content:" + locale))) {
-					supported.add(locale);
-				}
-			}
-		}
 		return supported;
 	}
 

OsmAnd/src/net/osmand/plus/mapcontextmenu/builders/AmenityMenuBuilder.java

@@ -27,7 +27,6 @@ import net.osmand.osm.MapPoiTypes;
 import net.osmand.osm.PoiCategory;
 import net.osmand.osm.PoiType;
 import net.osmand.plus.OsmAndFormatter;
-import net.osmand.plus.OsmandApplication;
 import net.osmand.plus.OsmandPlugin;
 import net.osmand.plus.OsmandSettings;
 import net.osmand.plus.OsmandSettings.MetricsConstants;
@@ -267,9 +266,7 @@ public class AmenityMenuBuilder extends MenuBuilder {
 			button.setOnClickListener(new View.OnClickListener() {
 				@Override
 				public void onClick(View view) {
-					String preferredLocale = app.getSettings().MAP_PREFERRED_LOCALE.get();
+					WikipediaDialogFragment.showInstance(mapActivity, amenity, null);
-					WikipediaDialogFragment.showInstance(mapActivity, amenity,
-							WikipediaPoiMenu.getWikiArticleLocale(app, preferredLocale, amenity));
 				}
 			});
 			button.setAllCaps(true);
@@ -408,7 +405,8 @@ public class AmenityMenuBuilder extends MenuBuilder {
 
 			if (amenity.getType().isWiki()) {
 				if (!hasWiki) {
-					String lng = amenity.getContentLanguage("content", preferredLang, "en");
+					String articleLang = WikipediaPoiMenu.getWikiArticleLanguage(app, amenity.getSupportedLocales(), preferredLang);
+					String lng = amenity.getContentLanguage("content", articleLang, "en");
 					if (Algorithms.isEmpty(lng)) {
 						lng = "en";
 					}

OsmAnd/src/net/osmand/plus/mapcontextmenu/controllers/AmenityMenuController.java

@@ -13,7 +13,6 @@ import net.osmand.osm.PoiCategory;
 import net.osmand.osm.PoiFilter;
 import net.osmand.osm.PoiType;
 import net.osmand.plus.MapMarkersHelper.MapMarker;
-import net.osmand.plus.OsmandApplication;
 import net.osmand.plus.R;
 import net.osmand.plus.activities.MapActivity;
 import net.osmand.plus.mapcontextmenu.MenuBuilder;
@@ -22,7 +21,6 @@ import net.osmand.plus.mapcontextmenu.builders.AmenityMenuBuilder;
 import net.osmand.plus.render.RenderingIcons;
 import net.osmand.plus.transport.TransportStopRoute;
 import net.osmand.plus.wikipedia.WikipediaDialogFragment;
-import net.osmand.plus.wikipedia.WikipediaPoiMenu;
 import net.osmand.util.Algorithms;
 import net.osmand.util.OpeningHoursParser;
 
@@ -74,10 +72,7 @@ public class AmenityMenuController extends MenuController {
 				public void buttonPressed() {
 					MapActivity activity = getMapActivity();
 					if (activity != null) {
-						OsmandApplication app = activity.getMyApplication();
+						WikipediaDialogFragment.showInstance(activity, amenity, null);
-						String preferredLocale = app.getSettings().MAP_PREFERRED_LOCALE.get();
-						WikipediaDialogFragment.showInstance(activity, amenity,
-								WikipediaPoiMenu.getWikiArticleLocale(app, preferredLocale, amenity));
 					}
 				}
 			};

OsmAnd/src/net/osmand/plus/wikipedia/WikipediaDialogFragment.java

@@ -44,7 +44,6 @@ import java.io.File;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Set;
-import java.util.TreeSet;
 
 
 public class WikipediaDialogFragment extends WikiArticleBaseDialogFragment {
@@ -231,9 +230,7 @@ public class WikipediaDialogFragment extends WikiArticleBaseDialogFragment {
 		Context context = getContext();
 		if (context != null) {
 			final PopupMenu optionsMenu = new PopupMenu(context, view, Gravity.RIGHT);
-			Set<String> namesSet = new TreeSet<>();
+			Set<String> namesSet = amenity.getSupportedLocales();
-			namesSet.addAll(amenity.getNames("content", "en"));
-			namesSet.addAll(amenity.getNames("description", "en"));
 
 			Map<String, String> names = new HashMap<>();
 			for (String n : namesSet) {
@@ -285,8 +282,9 @@ public class WikipediaDialogFragment extends WikiArticleBaseDialogFragment {
 
 			WikipediaDialogFragment wikipediaDialogFragment = new WikipediaDialogFragment();
 			wikipediaDialogFragment.setAmenity(amenity);
-			wikipediaDialogFragment.setLanguage(lang == null ?
+			lang = lang != null ? lang : WikipediaPoiMenu.getWikiArticleLanguage(app,
-					app.getSettings().MAP_PREFERRED_LOCALE.get() : lang);
+					amenity.getSupportedLocales(), app.getSettings().MAP_PREFERRED_LOCALE.get());
+			wikipediaDialogFragment.setLanguage(lang);
 			wikipediaDialogFragment.setRetainInstance(true);
 			wikipediaDialogFragment.show(activity.getSupportFragmentManager(), TAG);
 			return true;

OsmAnd/src/net/osmand/plus/wikipedia/WikipediaPoiMenu.java

@@ -1,12 +1,12 @@
 package net.osmand.plus.wikipedia;
 
 import android.os.Bundle;
+import android.text.TextUtils;
 import android.widget.ArrayAdapter;
 
 import androidx.annotation.NonNull;
 
 import net.osmand.CallbackWithObject;
-import net.osmand.data.Amenity;
 import net.osmand.plus.ApplicationMode;
 import net.osmand.plus.ContextMenuAdapter;
 import net.osmand.plus.ContextMenuItem;
@@ -27,6 +27,7 @@ import java.io.IOException;
 import java.lang.reflect.Field;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Set;
 
 import static net.osmand.osm.MapPoiTypes.WIKI_LANG;
 import static net.osmand.plus.poi.PoiFiltersHelper.PoiTemplateList;
@@ -381,20 +382,30 @@ public class WikipediaPoiMenu {
 		return new WikipediaPoiMenu(mapActivity).createLayersItems();
 	}
 
-	public static String getWikiArticleLocale(OsmandApplication app, String preferredLocale, Amenity amenity) {
+	public static String getWikiArticleLanguage(@NonNull OsmandApplication app,
+	                                            @NonNull Set<String> availableArticleLangs,
+	                                            String preferredLanguage) {
 		Bundle wikiPoiSettings = getWikiPoiSettings(app);
-		if (wikiPoiSettings != null) {
+		if (!app.getSettings().SHOW_WIKIPEDIA_POI.get() || wikiPoiSettings == null) {
-			boolean globalWikiPoiEnabled = wikiPoiSettings.getBoolean(GLOBAL_WIKI_POI_ENABLED_KEY);
+			// Wikipedia POI setting disabled
-			List<String> enabledWikiPoiLocales = wikiPoiSettings.getStringArrayList(ENABLED_WIKI_POI_LANGUAGES_KEY);
+			return preferredLanguage;
-			if (!globalWikiPoiEnabled && enabledWikiPoiLocales != null) {
+		}
-				if (!enabledWikiPoiLocales.contains(preferredLocale) && amenity.getType().isWiki()) {
+		if (wikiPoiSettings.getBoolean(GLOBAL_WIKI_POI_ENABLED_KEY)) {
-					List<String> supportedLanguages = amenity.getSupportedLocales(enabledWikiPoiLocales);
+			// global Wikipedia POI filter enabled
-					if (supportedLanguages != null && supportedLanguages.size() > 0) {
+			return preferredLanguage;
-						preferredLocale = supportedLanguages.get(0);
+		}
-					}
+		if (TextUtils.isEmpty(preferredLanguage)) {
+			preferredLanguage = app.getLanguage();
+		}
+		List<String> wikiLangs = wikiPoiSettings.getStringArrayList(ENABLED_WIKI_POI_LANGUAGES_KEY);
+		if (wikiLangs != null && !wikiLangs.contains(preferredLanguage)) {
+			// return first matched language from enabled Wikipedia languages
+			for (String language : wikiLangs) {
+				if (availableArticleLangs.contains(language)) {
+					return language;
 				}
 			}
 		}
-		return preferredLocale;
+		return preferredLanguage;
 	}
 }