add contentCountry to Kiosk

src/main/java/org/schabi/newpipe/extractor/kiosk/KioskExtractor.java

@@ -28,9 +28,24 @@ import org.schabi.newpipe.extractor.exceptions.ParsingException;
 import java.io.IOException;
 
 public abstract class KioskExtractor extends ListExtractor {
-    public KioskExtractor(StreamingService streamingService, String url, String nextStreamsUrl)
+    private String contentCountry = null;
+
+    public KioskExtractor(StreamingService streamingService,
+                          String url,
+                          String nextStreamsUrl)
         throws IOException, ExtractionException {
         super(streamingService, url, nextStreamsUrl);
+        this.contentCountry = contentCountry;
+    }
+
+    /**
+     * For certain Websites the content of a kiosk will be different depending
+     * on the country you want to poen the website in. Therefore you should
+     * set the contentCountry.
+     * @param contentCountry Set the country decoded as Country Code: http://www.1728.org/countries.htm
+     */
+    public void setContentCountry(String contentCountry) {
+        this.contentCountry = contentCountry;
     }
 
     /**
@@ -49,4 +64,8 @@ public abstract class KioskExtractor extends ListExtractor {
     public String getName() throws ParsingException {
         return getType();
     }
+
+    public String getContentCountry() {
+        return contentCountry;
+    }
 }

src/main/java/org/schabi/newpipe/extractor/kiosk/KioskInfo.java

@@ -33,22 +33,30 @@ import java.io.IOException;
 public class KioskInfo extends ListInfo {
     public String type;
 
-    public static KioskInfo getInfo(String url) throws IOException, ExtractionException {
-        return getInfo(NewPipe.getServiceByUrl(url), url);
+    public static KioskInfo getInfo(String url,
+                                    String contentCountry) throws IOException, ExtractionException {
+        return getInfo(NewPipe.getServiceByUrl(url), url, contentCountry);
     }
 
-    public static KioskInfo getInfo(ServiceList serviceItem, String url) throws IOException, ExtractionException {
-        return getInfo(serviceItem.getService(), url);
+    public static KioskInfo getInfo(ServiceList serviceItem,
+                                    String url,
+                                    String contentContry) throws IOException, ExtractionException {
+        return getInfo(serviceItem.getService(), url, contentContry);
     }
 
-    public static KioskInfo getInfo(StreamingService service, String url) throws IOException, ExtractionException {
+    public static KioskInfo getInfo(StreamingService service,
+                                    String url,
+                                    String contentCountry) throws IOException, ExtractionException {
         KioskList kl = service.getKioskList();
         KioskExtractor extractor = kl.getExtryctorByUrl(url);
-        return getInfo(extractor);
+        return getInfo(extractor, contentCountry);
     }
 
-    public static KioskInfo getInfo(KioskExtractor extractor) throws ParsingException {
+    public static KioskInfo getInfo(KioskExtractor extractor,
+                                    String contentCountry) throws IOException, ExtractionException {
         KioskInfo info = new KioskInfo();
+        extractor.setContentCountry(contentCountry);
+        extractor.fetchPage();
         info.type = extractor.getType();
         info.name = extractor.getName();
         info.id = extractor.getId();

src/main/java/org/schabi/newpipe/extractor/services/youtube/YoutubeTrendingExtractor.java

@@ -44,9 +44,14 @@ public class YoutubeTrendingExtractor extends KioskExtractor {
     public void fetchPage() throws IOException, ExtractionException {
         Downloader downloader = NewPipe.getDownloader();
 
-        String channelUrl = getCleanUrl();
-        String pageContent = downloader.download(channelUrl);
-        doc = Jsoup.parse(pageContent, channelUrl);
+        final String contentCountry = getContentCountry();
+        String url = getCleanUrl();
+        if(contentCountry != null && !contentCountry.isEmpty()) {
+            url += "?gl=" + contentCountry;
+        }
+
+        String pageContent = downloader.download(url);
+        doc = Jsoup.parse(pageContent, url);
     }
 
     @Override