Fix get supported languages dynamically

Remove UTF8-BOM from de_DE, pl_PL and ru_RU bundles
Added test to find is there is a Key in a language bundle but not in the default bundle
Added test to list keys missing from a language bundle

src/main/java/com/rarchives/ripme/utils/Utils.java

@@ -7,14 +7,22 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.io.UnsupportedEncodingException;
 import java.lang.reflect.Constructor;
+import java.net.URI;
 import java.net.URISyntaxException;
 import java.net.URL;
 import java.net.URLDecoder;
 import java.nio.ByteBuffer;
+import java.nio.file.FileSystem;
+import java.nio.file.FileSystems;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.Collections;
 import java.util.Enumeration;
 import java.util.HashMap;
+import java.util.Iterator;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;
@@ -24,6 +32,7 @@ import java.util.jar.JarEntry;
 import java.util.jar.JarFile;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
+import java.util.stream.Stream;
 
 import javax.sound.sampled.AudioSystem;
 import javax.sound.sampled.Clip;
@@ -44,6 +53,7 @@ import org.apache.log4j.PropertyConfigurator;
 public class Utils {
 
     private static final Pattern pattern = Pattern.compile("LabelsBundle_(?<lang>[A-Za-z_]+).properties");
+    private static final String DEFAULT_LANG = "en_US";
     private static final String RIP_DIRECTORY = "rips";
     private static final String CONFIG_FILE = "rip.properties";
     private static final String OS = System.getProperty("os.name").toLowerCase();
@@ -755,27 +765,34 @@ public class Utils {
 
     // All the langs ripme has been translated into
     public static String[] getSupportedLanguages() {
-        File configFile = new File(Utils.class.getResource("/rip.properties").getFile());
-        LOGGER.info("ConfigFile: " + configFile);
-        LOGGER.info("Parent: " + new File(configFile.getParent()));
-        File[] files = new File(configFile.getParent()).listFiles(new FilenameFilter() {
+        ArrayList<Path> filesList = new ArrayList<>();
+        try {
+            URI uri = Utils.class.getResource("/rip.properties").toURI();
 
-            @Override
-            public boolean accept(File dir, String name) {
-                LOGGER.info("name: " + name);
-                return name.startsWith("LabelsBundle_");
+            Path myPath;
+            if (uri.getScheme().equals("jar")) {
+                FileSystem fileSystem = FileSystems.newFileSystem(uri, Collections.<String, Object>emptyMap());
+                myPath = fileSystem.getPath("/");
+            } else {
+                myPath = Paths.get(uri).getParent();
             }
 
-        });
+            Files.walk(myPath, 1).filter(p -> p.toString().contains("LabelsBundle_")).distinct()
+                    .forEach(filesList::add);
 
-        String[] langs = new String[files.length];
-        for (int i = 0; i < files.length; i++) {
-            Matcher matcher = pattern.matcher(files[i].getName());
-            if (matcher.find())
-                langs[i] = matcher.group("lang");
+            String[] langs = new String[filesList.size()];
+            for (int i = 0; i < filesList.size(); i++) {
+                Matcher matcher = pattern.matcher(filesList.get(i).toString());
+                if (matcher.find())
+                    langs[i] = matcher.group("lang");
+            }
+
+            return langs;
+        } catch (Exception e) {
+            e.printStackTrace();
+            // On error return default language
+            return new String[] { DEFAULT_LANG };
         }
-
-        return langs;
     }
 
     public static String getLocalizedString(String key) {

src/main/resources/LabelsBundle_de_DE.properties

@@ -1,4 +1,4 @@
-Log = Log
+Log = Log
 History = Verlauf
 created = erstellt
 modified = geändert

src/main/resources/LabelsBundle_pl_PL.properties

@@ -1,4 +1,4 @@
-Log = Logi
+Log = Logi
 History = Historia
 created = Stworzono
 modified = Zmodyfikowano

src/main/resources/LabelsBundle_ru_RU.properties

@@ -1,4 +1,4 @@
-Log = Лог
+Log = Лог
 History = История
 created = создано
 modified = изменено

src/test/java/com/rarchives/ripme/tst/ui/LabelsBundlesTest.java

@@ -1,95 +1,61 @@
 package com.rarchives.ripme.tst.ui;
 
-import java.io.File;
-import java.io.FilenameFilter;
-import java.io.IOException;
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.net.URL;
-import java.nio.file.FileSystem;
-import java.nio.file.FileSystems;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.util.Collections;
-import java.util.List;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-import java.util.stream.Collectors;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import java.util.ArrayList;
+import java.util.Enumeration;
+import java.util.HashMap;
+import java.util.ResourceBundle;
+import java.util.Set;
 
 import com.rarchives.ripme.utils.Utils;
 
-import org.apache.log4j.ConsoleAppender;
-import org.apache.log4j.Level;
 import org.apache.log4j.Logger;
+import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
 public class LabelsBundlesTest {
-
     private Logger logger = Logger.getLogger(Utils.class);
+    private static final String DEFAULT_LANG = "en_US";
 
     @Test
     void testKeyCount() {
-        ((ConsoleAppender) Logger.getRootLogger().getAppender("stdout")).setThreshold(Level.DEBUG);
-        File f = new File("E:\\Downloads\\_Isaaku\\dev\\ripme-1.7.86-jar-with-dependencies.jar");
-        File[] files = f.listFiles(new FilenameFilter() {
-
-            @Override
-            public boolean accept(File dir, String name) {
-                logger.info("name: " + name);
-                return name.startsWith("LabelsBundle_");
-            }
-
-        });
-
-        for (String s : getResourcesNames("\\**")) {
-            logger.info(s);
-        }
-
-    }
-
-    public String[] getResourcesNames(String path) {
-        Class loader = getClassLoader();
-        /*URL u = loader.getResource("/rip.properties");
-        path = u.getFile();
-        path = new File(path).getParent();*/
-
-        try {
-            URL url = loader.getResource(path);
-            if (url == null) {
-                return null;
-            }
-
-            URI uri = url.toURI();
-            if (uri.getScheme().equals("jar")) { // Run from jar
-                try (FileSystem fileSystem = FileSystems.newFileSystem(uri, Collections.emptyMap())) {
-                    Path resourcePath = fileSystem.getPath(path);
-
-                    // Get all contents of a resource (skip resource itself), if entry is a
-                    // directory remove trailing /
-                    List<String> resourcesNames = Files.walk(resourcePath, 1).skip(1).map(p -> {
-                        String name = p.getFileName().toString();
-                        if (name.endsWith("/")) {
-                            name = name.substring(0, name.length() - 1);
-                        }
-                        return name;
-                    }).sorted().collect(Collectors.toList());
-
-                    return resourcesNames.toArray(new String[resourcesNames.size()]);
+        ResourceBundle defaultBundle = Utils.getResourceBundle(null);
+        HashMap<String, ArrayList<String>> dictionary = new HashMap<>();
+        for (String lang : Utils.getSupportedLanguages()) {
+            ResourceBundle.clearCache();
+            if (lang.equals(DEFAULT_LANG))
+                continue;
+            ResourceBundle selectedLang = Utils.getResourceBundle(lang);
+            for (final Enumeration<String> keys = defaultBundle.getKeys(); keys.hasMoreElements();) {
+                String element = keys.nextElement();
+                if (selectedLang.containsKey(element)
+                        && !selectedLang.getString(element).equals(defaultBundle.getString(element))) {
+                    if (dictionary.get(lang) == null)
+                        dictionary.put(lang, new ArrayList<>());
+                    dictionary.get(lang).add(element);
                 }
-            } else { // Run from IDE
-                File resource = new File(uri);
-                return resource.list();
             }
-        } catch (IOException e) {
-            return null;
-        } catch (URISyntaxException e) {
-            // TODO Auto-generated catch block
-            return null;
         }
+
+        dictionary.keySet().forEach(d -> {
+            logger.warn(String.format("Keys missing in %s", d));
+            dictionary.get(d).forEach(v -> logger.warn(v));
+            logger.warn("\n");
+        });
     }
 
-    private Class getClassLoader() {
-        return Utils.class;
-        //return Thread.currentThread().getContextClassLoader();
+    @Test
+    void testKeyName() {
+        ResourceBundle defaultBundle = Utils.getResourceBundle(null);
+        Set<String> defaultSet = defaultBundle.keySet();
+        for (String lang : Utils.getSupportedLanguages()) {
+            if (lang.equals(DEFAULT_LANG))
+                continue;
+            for (String key : Utils.getResourceBundle(lang).keySet()) {
+                assertTrue(defaultSet.contains(key),
+                        String.format("The key %s of %s is not in the default bundle", key, lang));
+            }
+        }
     }
 }