add support for yt content country

Author: theScrabi

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

@@ -30,7 +30,6 @@
 import javax.annotation.Nonnull;
 
 public abstract class KioskExtractor extends ListExtractor<StreamInfoItem> {
-    private String contentCountry = null;
     private final String id;
 
     public KioskExtractor(StreamingService streamingService,
@@ -41,17 +40,6 @@ public KioskExtractor(StreamingService streamingService,
         this.id = kioskId;
     }
 
-    /**
-     * 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;
-    }
-
-
     @Nonnull
     @Override
     public String getId() {
@@ -69,9 +57,4 @@ public String getId() {
     @Nonnull
     @Override
     public abstract String getName() throws ParsingException;
-
-
-    public String getContentCountry() {
-        return contentCountry;
-    }
 }

extractor/src/main/java/org/schabi/newpipe/extractor/services/youtube/extractors/YoutubeSearchExtractor.java

@@ -53,22 +53,16 @@ public YoutubeSearchExtractor(StreamingService service,
     @Override
     public void onFetchPage(@Nonnull Downloader downloader) throws IOException, ExtractionException {
         final String site;
-        final String url = getUrl();
-        final String contentCountry = getLocalization().getCountry();
+        final String url = getUrl() + "?gl="+ getLocalization().getCountry();
         //String url = builder.build().toString();
         //if we've been passed a valid language code, append it to the URL
-        if (!contentCountry.isEmpty()) {
-            //assert Pattern.matches("[a-z]{2}(-([A-Z]{2}|[0-9]{1,3}))?", languageCode);
-            site = downloader.download(url, getLocalization());
-        } else {
-            site = downloader.download(url);
-        }
+        site = downloader.download(url, getLocalization());
 
         doc = Jsoup.parse(site, url);
     }
 
     @Override
-    public String getSearchSuggestion() throws ParsingException {
+    public String getSearchSuggestion() {
         final Element el = doc.select("div[class*=\"spell-correction\"]").first();
         if (el != null) {
             return el.select("a").first().text();
@@ -79,13 +73,13 @@ public String getSearchSuggestion() throws ParsingException {
 
     @Nonnull
     @Override
-    public InfoItemsPage<InfoItem> getInitialPage() throws IOException, ExtractionException {
+    public InfoItemsPage<InfoItem> getInitialPage() throws ExtractionException {
         return new InfoItemsPage<>(collectItems(doc), getNextPageUrl());
     }
 
     @Override
     public String getNextPageUrl() throws ExtractionException {
-        return getUrl() + "&page=" + Integer.toString( 2);
+        return getUrl() + "&page=" + 2;
     }
 
     @Override
@@ -104,7 +98,7 @@ private String getNextPageUrlFromCurrentUrl(String currentUrl)
                                 .getQuery())
                         .get("page"));
 
-        return currentUrl.replace("&page=" + Integer.toString( pageNr),
+        return currentUrl.replace("&page=" + pageNr,
                 "&page=" + Integer.toString(pageNr + 1));
     }
 

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

@@ -50,7 +50,7 @@ public YoutubeTrendingExtractor(StreamingService service,
 
     @Override
     public void onFetchPage(@Nonnull Downloader downloader) throws IOException, ExtractionException {
-        final String contentCountry = getContentCountry();
+        final String contentCountry = getLocalization().getCountry();
         String url = getUrl();
         if(contentCountry != null && !contentCountry.isEmpty()) {
             url += "?gl=" + contentCountry;

extractor/src/test/java/org/schabi/newpipe/extractor/services/youtube/YoutubeTrendingExtractorTest.java

@@ -51,7 +51,6 @@ public static void setUp() throws Exception {
                 .getKioskList()
                 .getExtractorById("Trending", null);
         extractor.fetchPage();
-        extractor.setContentCountry("de");
     }
 
     @Test