Use GMT as base time (actually fix upload date)

Author: B0pol

extractor/src/main/java/org/schabi/newpipe/extractor/services/peertube/PeertubeParsingHelper.java

@@ -4,7 +4,7 @@
 import java.text.SimpleDateFormat;
 import java.util.Calendar;
 import java.util.Date;
-import java.util.concurrent.TimeUnit;
+import java.util.TimeZone;
 
 import org.jsoup.helper.StringUtil;
 import org.schabi.newpipe.extractor.exceptions.ContentNotAvailableException;
@@ -13,22 +13,23 @@
 import com.grack.nanojson.JsonObject;
 
 public class PeertubeParsingHelper {
-    
+
     private PeertubeParsingHelper() {
     }
 
     public static void validate(JsonObject json) throws ContentNotAvailableException {
         String error = json.getString("error");
-        if(!StringUtil.isBlank(error)) {
+        if (!StringUtil.isBlank(error)) {
             throw new ContentNotAvailableException(error);
         }
     }
-    
+
     public static Calendar parseDateFrom(String textualUploadDate) throws ParsingException {
         Date date;
         try {
-            date = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.S'Z'").parse(textualUploadDate);
-            date = new Date(date.getTime() + TimeUnit.HOURS.toMillis(1));
+            SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.S'Z'");
+            sdf.setTimeZone(TimeZone.getTimeZone("GMT"));
+            date = sdf.parse(textualUploadDate);
         } catch (ParseException e) {
             throw new ParsingException("Could not parse date: \"" + textualUploadDate + "\"", e);
         }