+import android.util.TypedValue;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.MenuItem.OnMenuItemClickListener;
+
+import com.hughes.android.dictionary.DictionaryInfo.IndexInfo;
+import com.hughes.android.dictionary.engine.Dictionary;
+import com.hughes.android.dictionary.engine.TransliteratorManager;
+import com.hughes.android.util.PersistentObjectCache;
+import com.hughes.util.ListUtil;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+
+public enum DictionaryApplication {
+ INSTANCE;
+
+ private Context appContext;
+
+ static final String LOG = "QuickDicApp";
+
+ // If set to false, avoid use of ICU collator
+ // Works well enough for most european languages,
+ // gives faster startup and avoids crashes on some
+ // devices due to Dalvik bugs (e.g. ARMv6, S5570i, CM11)
+ // when using ICU4J.
+ // Leave it enabled by default for correctness except
+ // for my known broken development/performance test device config.
+ //static public final boolean USE_COLLATOR = !android.os.Build.FINGERPRINT.equals("Samsung/cm_tassve/tassve:4.4.4/KTU84Q/20150211:userdebug/release-keys");
+ public static final boolean USE_COLLATOR = true;
+
+ public static final TransliteratorManager.ThreadSetup threadBackground = new TransliteratorManager.ThreadSetup() {
+ @Override
+ public void onThreadStart() {
+ // THREAD_PRIORITY_BACKGROUND seemed like a good idea, but it
+ // can make Transliterator go from 20 seconds to 3 minutes (!)
+ android.os.Process.setThreadPriority(android.os.Process.THREAD_PRIORITY_LESS_FAVORABLE);
+ }
+ };
+
+ // Static, determined by resources (and locale).
+ // Unordered.
+ static Map<String, DictionaryInfo> DOWNLOADABLE_UNCOMPRESSED_FILENAME_NAME_TO_DICTIONARY_INFO = null;
+
+ enum Theme {
+ DEFAULT(R.style.Theme_Default,
+ R.style.Theme_Default_TokenRow_Fg,
+ R.color.theme_default_token_row_fg,
+ R.drawable.theme_default_token_row_main_bg,
+ R.drawable.theme_default_token_row_other_bg,
+ R.drawable.theme_default_normal_row_bg),
+
+ LIGHT(R.style.Theme_Light,
+ R.style.Theme_Light_TokenRow_Fg,
+ R.color.theme_light_token_row_fg,
+ R.drawable.theme_light_token_row_main_bg,
+ R.drawable.theme_light_token_row_other_bg,
+ R.drawable.theme_light_normal_row_bg);
+
+ Theme(final int themeId, final int tokenRowFg,
+ final int tokenRowFgColor,
+ final int tokenRowMainBg, final int tokenRowOtherBg,
+ final int normalRowBg) {
+ this.themeId = themeId;
+ this.tokenRowFg = tokenRowFg;
+ this.tokenRowFgColor = tokenRowFgColor;
+ this.tokenRowMainBg = tokenRowMainBg;
+ this.tokenRowOtherBg = tokenRowOtherBg;
+ this.normalRowBg = normalRowBg;
+ }
+
+ final int themeId;
+ final int tokenRowFg;
+ final int tokenRowFgColor;
+ final int tokenRowMainBg;
+ final int tokenRowOtherBg;
+ final int normalRowBg;
+ }
+
+ public static final class DictionaryConfig implements Serializable {
+ private static final long serialVersionUID = -1444177164708201263L;
+ // User-ordered list, persisted, just the ones that are/have been
+ // present.
+ final List<String> dictionaryFilesOrdered = new ArrayList<>();
+
+ final Map<String, DictionaryInfo> uncompressedFilenameToDictionaryInfo = new HashMap<>();
+
+ /**
+ * Sometimes a deserialized version of this data structure isn't valid.
+ */
+ @SuppressWarnings("ConstantConditions")
+ boolean isValid() {
+ return uncompressedFilenameToDictionaryInfo != null && dictionaryFilesOrdered != null;
+ }
+ }
+
+ DictionaryConfig dictionaryConfig = null;
+
+ public int languageButtonPixels = -1;
+
+ static synchronized void staticInit(final Context context) {
+ if (DOWNLOADABLE_UNCOMPRESSED_FILENAME_NAME_TO_DICTIONARY_INFO != null) {
+ return;
+ }
+ DOWNLOADABLE_UNCOMPRESSED_FILENAME_NAME_TO_DICTIONARY_INFO = new HashMap<>();
+ final BufferedReader reader = new BufferedReader(
+ new InputStreamReader(context.getResources().openRawResource(R.raw.dictionary_info)));
+ try {
+ String line;
+ while ((line = reader.readLine()) != null) {
+ if (line.length() == 0 || line.charAt(0) == '#') {
+ continue;
+ }
+ final DictionaryInfo dictionaryInfo = new DictionaryInfo(line);
+ DOWNLOADABLE_UNCOMPRESSED_FILENAME_NAME_TO_DICTIONARY_INFO.put(
+ dictionaryInfo.uncompressedFilename, dictionaryInfo);
+ }
+ } catch (IOException e) {
+ Log.e(LOG, "Failed to load downloadable dictionary lists.", e);
+ }
+ try {
+ reader.close();
+ } catch (IOException ignored) {}
+ }
+
+ public synchronized void init(Context c) {
+ if (appContext != null) {
+ assert c == appContext;
+ return;
+ }
+ appContext = c;
+ Log.d("QuickDic", "Application: onCreate");
+ TransliteratorManager.init(null, threadBackground);
+ staticInit(appContext);
+
+ languageButtonPixels = (int) TypedValue.applyDimension(
+ TypedValue.COMPLEX_UNIT_DIP, 60, appContext.getResources().getDisplayMetrics());
+
+ // Load the dictionaries we know about.
+ dictionaryConfig = PersistentObjectCache.init(appContext).read(
+ C.DICTIONARY_CONFIGS, DictionaryConfig.class);
+ if (dictionaryConfig == null) {
+ dictionaryConfig = new DictionaryConfig();
+ }
+ if (!dictionaryConfig.isValid()) {
+ dictionaryConfig = new DictionaryConfig();
+ }
+
+ // Theme stuff.
+ appContext.setTheme(getSelectedTheme().themeId);
+ final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(appContext);
+ prefs.registerOnSharedPreferenceChangeListener(new OnSharedPreferenceChangeListener() {
+ @Override
+ public void onSharedPreferenceChanged(SharedPreferences sharedPreferences,
+ String key) {
+ Log.d("QuickDic", "prefs changed: " + key);
+ if (key.equals(appContext.getString(R.string.themeKey))) {
+ appContext.setTheme(getSelectedTheme().themeId);
+ }
+ }
+ });
+ }
+
+ public static void onCreateGlobalOptionsMenu(
+ final Context context, final Menu menu) {
+ final Context c = context.getApplicationContext();
+
+ final MenuItem preferences = menu.add(c.getString(R.string.settings));
+ MenuItemCompat.setShowAsAction(preferences, MenuItem.SHOW_AS_ACTION_NEVER);
+ preferences.setOnMenuItemClickListener(new OnMenuItemClickListener() {
+ public boolean onMenuItemClick(final MenuItem menuItem) {
+ PreferenceActivity.prefsMightHaveChanged = true;
+ final Intent intent = new Intent(c, PreferenceActivity.class);
+ context.startActivity(intent);
+ return false;
+ }
+ });
+
+ final MenuItem help = menu.add(c.getString(R.string.help));
+ MenuItemCompat.setShowAsAction(help, MenuItem.SHOW_AS_ACTION_NEVER);
+ help.setOnMenuItemClickListener(new OnMenuItemClickListener() {
+ public boolean onMenuItemClick(final MenuItem menuItem) {
+ context.startActivity(HtmlDisplayActivity.getHelpLaunchIntent(c));
+ return false;
+ }
+ });
+
+ final MenuItem reportIssue = menu.add(c.getString(R.string.reportIssue));
+ MenuItemCompat.setShowAsAction(reportIssue, MenuItem.SHOW_AS_ACTION_NEVER);
+ reportIssue.setOnMenuItemClickListener(new OnMenuItemClickListener() {
+ public boolean onMenuItemClick(final MenuItem menuItem) {
+ final Intent intent = new Intent(Intent.ACTION_VIEW);
+ intent.setData(Uri
+ .parse("https://github.com/rdoeffinger/Dictionary/issues"));
+ context.startActivity(intent);
+ return false;
+ }
+ });
+
+ final MenuItem about = menu.add(c.getString(R.string.about));
+ MenuItemCompat.setShowAsAction(about, MenuItem.SHOW_AS_ACTION_NEVER);
+ about.setOnMenuItemClickListener(new OnMenuItemClickListener() {
+ public boolean onMenuItemClick(final MenuItem menuItem) {
+ final Intent intent = new Intent(c, AboutActivity.class);
+ context.startActivity(intent);
+ return false;
+ }
+ });
+ }
+
+ private String selectDefaultDir() {
+ final File defaultDictDir = new File(Environment.getExternalStorageDirectory(), "quickDic");
+ String dir = defaultDictDir.getAbsolutePath();
+ File dictDir = new File(dir);
+ String[] fileList = dictDir.isDirectory() ? dictDir.list() : null;
+ if (fileList != null && fileList.length > 0) {
+ return dir;
+ }
+ File efd = null;
+ try {
+ efd = appContext.getExternalFilesDir(null);
+ } catch (Exception ignored) {
+ }
+ if (efd != null) {
+ efd.mkdirs();
+ if (!dictDir.isDirectory() && Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
+ appContext.getExternalFilesDirs(null);
+ }
+ if (efd.isDirectory() && efd.canWrite() && checkFileCreate(efd)) {
+ return efd.getAbsolutePath();
+ }
+ }
+ if (!dictDir.isDirectory() && !dictDir.mkdirs()) {
+ return appContext.getFilesDir().getAbsolutePath();
+ }
+ return dir;
+ }
+
+ public synchronized File getDictDir() {
+ // This metaphor doesn't work, because we've already reset
+ // prefsMightHaveChanged.
+ final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(appContext);
+ String dir = prefs.getString(appContext.getString(R.string.quickdicDirectoryKey), "");
+ if (dir.isEmpty()) {
+ dir = selectDefaultDir();
+ }
+ File dictDir = new File(dir);
+ dictDir.mkdirs();
+ if (!dictDir.isDirectory() && Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
+ appContext.getExternalFilesDirs(null);
+ }
+ return dictDir;
+ }
+
+ public static boolean checkFileCreate(File dir) {
+ boolean res = false;
+ File testfile = new File(dir, "quickdic_writetest");
+ try {
+ testfile.delete();
+ res = testfile.createNewFile() & testfile.delete();
+ } catch (Exception ignored) {
+ }
+ return res;
+ }
+
+ public File getWordListFile() {
+ final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(appContext);
+ String file = prefs.getString(appContext.getString(R.string.wordListFileKey), "");
+ if (file.isEmpty()) {
+ return new File(getDictDir(), "wordList.txt");
+ }
+ return new File(file);
+ }
+
+ public Theme getSelectedTheme() {
+ final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(appContext);
+ final String theme = prefs.getString(appContext.getString(R.string.themeKey), "themeSystem");
+ if (theme.equals("themeLight")) {
+ return Theme.LIGHT;
+ } else if (theme.equals("themeSystem")) {
+ int mode = (appContext.getResources().getConfiguration().uiMode &
+ Configuration.UI_MODE_NIGHT_MASK);
+ return ((mode == Configuration.UI_MODE_NIGHT_NO) ?
+ Theme.LIGHT:
+ Theme.DEFAULT);
+ } else {
+ return Theme.DEFAULT;
+ }
+ }
+
+ public File getPath(String uncompressedFilename) {
+ return new File(getDictDir(), uncompressedFilename);
+ }
+
+ String defaultLangISO2 = Locale.getDefault().getLanguage().toLowerCase();
+ String defaultLangName = null;
+ final Map<String, String> fileToNameCache = new HashMap<>();
+
+ public List<IndexInfo> sortedIndexInfos(List<IndexInfo> indexInfos) {
+ // Hack to put the default locale first in the name.
+ if (indexInfos.size() > 1 &&
+ indexInfos.get(1).shortName.toLowerCase().equals(defaultLangISO2)) {
+ List<IndexInfo> result = new ArrayList<>(indexInfos);
+ ListUtil.swap(result, 0, 1);
+ return result;
+ }
+ return indexInfos;
+ }
+
+ public synchronized String getDictionaryName(final String uncompressedFilename) {
+ final String currentLocale = Locale.getDefault().getLanguage().toLowerCase();
+ if (!currentLocale.equals(defaultLangISO2)) {
+ defaultLangISO2 = currentLocale;
+ fileToNameCache.clear();
+ defaultLangName = null;
+ }
+ if (defaultLangName == null) {
+ defaultLangName = IsoUtils.INSTANCE.isoCodeToLocalizedLanguageName(appContext, defaultLangISO2);
+ }
+
+ String name = fileToNameCache.get(uncompressedFilename);
+ if (name != null) {
+ return name;
+ }
+
+ final DictionaryInfo dictionaryInfo = DOWNLOADABLE_UNCOMPRESSED_FILENAME_NAME_TO_DICTIONARY_INFO
+ .get(uncompressedFilename);
+ if (dictionaryInfo != null) {
+ final StringBuilder nameBuilder = new StringBuilder();
+
+ List<IndexInfo> sortedIndexInfos = sortedIndexInfos(dictionaryInfo.indexInfos);
+ for (int i = 0; i < sortedIndexInfos.size(); ++i) {
+ if (i > 0) {
+ nameBuilder.append("-");
+ }
+ nameBuilder
+ .append(IsoUtils.INSTANCE.isoCodeToLocalizedLanguageName(appContext, sortedIndexInfos.get(i).shortName));
+ }
+ name = nameBuilder.toString();
+ } else {
+ name = uncompressedFilename.replace(".quickdic", "");
+ }
+ fileToNameCache.put(uncompressedFilename, name);
+ return name;
+ }
+
+ public synchronized void moveDictionaryToTop(final DictionaryInfo dictionaryInfo) {
+ dictionaryConfig.dictionaryFilesOrdered.remove(dictionaryInfo.uncompressedFilename);
+ dictionaryConfig.dictionaryFilesOrdered.add(0, dictionaryInfo.uncompressedFilename);
+ PersistentObjectCache.getInstance().write(C.DICTIONARY_CONFIGS, dictionaryConfig);
+ }
+
+ public synchronized void sortDictionaries() {
+ Collections.sort(dictionaryConfig.dictionaryFilesOrdered, uncompressedFilenameComparator);
+ PersistentObjectCache.getInstance().write(C.DICTIONARY_CONFIGS, dictionaryConfig);
+ }
+
+ public synchronized void deleteDictionary(final DictionaryInfo dictionaryInfo) {
+ while (dictionaryConfig.dictionaryFilesOrdered.remove(dictionaryInfo.uncompressedFilename)) {
+ }
+ dictionaryConfig.uncompressedFilenameToDictionaryInfo
+ .remove(dictionaryInfo.uncompressedFilename);
+ getPath(dictionaryInfo.uncompressedFilename).delete();
+ PersistentObjectCache.getInstance().write(C.DICTIONARY_CONFIGS, dictionaryConfig);
+ }
+
+ final Comparator<Object> collator = USE_COLLATOR ? CollatorWrapper.getInstance() : null;
+ final Comparator<String> uncompressedFilenameComparator = new Comparator<String>() {
+ @Override
+ public int compare(String uncompressedFilename1, String uncompressedFilename2) {
+ final String name1 = getDictionaryName(uncompressedFilename1);
+ final String name2 = getDictionaryName(uncompressedFilename2);
+ if (defaultLangName.length() > 0) {
+ if (name1.startsWith(defaultLangName + "-")
+ && !name2.startsWith(defaultLangName + "-")) {
+ return -1;
+ } else if (name2.startsWith(defaultLangName + "-")
+ && !name1.startsWith(defaultLangName + "-")) {
+ return 1;
+ }
+ }
+ return collator != null ? collator.compare(name1, name2) : name1.compareToIgnoreCase(name2);
+ }
+ };
+ final Comparator<DictionaryInfo> dictionaryInfoComparator = new Comparator<DictionaryInfo>() {
+ @Override
+ public int compare(DictionaryInfo d1, DictionaryInfo d2) {
+ // Single-index dictionaries first.
+ if (d1.indexInfos.size() != d2.indexInfos.size()) {
+ return d1.indexInfos.size() - d2.indexInfos.size();
+ }
+ return uncompressedFilenameComparator.compare(d1.uncompressedFilename,
+ d2.uncompressedFilename);
+ }
+ };
+
+ public void backgroundUpdateDictionaries(final Runnable onUpdateFinished) {
+ new Thread(new Runnable() {
+ @Override
+ public void run() {
+ final DictionaryConfig oldDictionaryConfig = new DictionaryConfig();
+ synchronized (DictionaryApplication.this) {
+ oldDictionaryConfig.dictionaryFilesOrdered
+ .addAll(dictionaryConfig.dictionaryFilesOrdered);
+ }
+ final DictionaryConfig newDictionaryConfig = new DictionaryConfig();
+ for (final String uncompressedFilename : oldDictionaryConfig.dictionaryFilesOrdered) {
+ final File dictFile = getPath(uncompressedFilename);
+ final DictionaryInfo dictionaryInfo = Dictionary.getDictionaryInfo(dictFile);
+ if (dictionaryInfo.isValid() || dictFile.exists()) {
+ newDictionaryConfig.dictionaryFilesOrdered.add(uncompressedFilename);
+ newDictionaryConfig.uncompressedFilenameToDictionaryInfo.put(
+ uncompressedFilename, dictionaryInfo);
+ }
+ }
+
+ // Are there dictionaries on the device that we didn't know
+ // about already?
+ // Pick them up and put them at the end of the list.
+ final List<String> toAddSorted = new ArrayList<>();
+ final File[] dictDirFiles = getDictDir().listFiles();
+ if (dictDirFiles != null) {
+ for (final File file : dictDirFiles) {
+ if (file.getName().endsWith(".zip")) {
+ if (DOWNLOADABLE_UNCOMPRESSED_FILENAME_NAME_TO_DICTIONARY_INFO
+ .containsKey(file.getName().replace(".zip", ""))) {
+ file.delete();
+ }
+ }
+ if (!file.getName().endsWith(".quickdic")) {
+ continue;
+ }
+ if (newDictionaryConfig.uncompressedFilenameToDictionaryInfo
+ .containsKey(file.getName())) {
+ // We have it in our list already.
+ continue;
+ }
+ final DictionaryInfo dictionaryInfo = Dictionary.getDictionaryInfo(file);
+ if (!dictionaryInfo.isValid()) {
+ Log.e(LOG, "Unable to parse dictionary: " + file.getPath());
+ }
+
+ toAddSorted.add(file.getName());
+ newDictionaryConfig.uncompressedFilenameToDictionaryInfo.put(
+ file.getName(), dictionaryInfo);
+ }
+ } else {
+ Log.w(LOG, "dictDir is not a directory: " + getDictDir().getPath());
+ }
+ if (!toAddSorted.isEmpty()) {
+ Collections.sort(toAddSorted, uncompressedFilenameComparator);
+ newDictionaryConfig.dictionaryFilesOrdered.addAll(toAddSorted);
+ }
+
+ try {
+ PersistentObjectCache.getInstance()
+ .write(C.DICTIONARY_CONFIGS, newDictionaryConfig);
+ } catch (Exception e) {
+ Log.e(LOG, "Failed persisting dictionary configs", e);
+ }
+
+ synchronized (DictionaryApplication.this) {
+ dictionaryConfig = newDictionaryConfig;
+ }
+
+ try {
+ onUpdateFinished.run();
+ } catch (Exception e) {
+ Log.e(LOG, "Exception running callback.", e);
+ }
+ }
+ }).start();
+ }
+
+ private boolean matchesFilters(final DictionaryInfo dictionaryInfo, final String[] filters) {
+ if (filters == null) {
+ return true;
+ }
+ for (final String filter : filters) {
+ if (!getDictionaryName(dictionaryInfo.uncompressedFilename).toLowerCase().contains(
+ filter)) {
+ return false;
+ }
+ }
+ return true;
+ }
+
+ public synchronized List<DictionaryInfo> getDictionariesOnDevice(String[] filters) {
+ final List<DictionaryInfo> result = new ArrayList<>(
+ dictionaryConfig.dictionaryFilesOrdered.size());
+ for (final String uncompressedFilename : dictionaryConfig.dictionaryFilesOrdered) {
+ final DictionaryInfo dictionaryInfo = dictionaryConfig.uncompressedFilenameToDictionaryInfo
+ .get(uncompressedFilename);
+ if (dictionaryInfo != null && matchesFilters(dictionaryInfo, filters)) {
+ result.add(dictionaryInfo);
+ }
+ }
+ return result;
+ }
+
+ public List<DictionaryInfo> getDownloadableDictionaries(String[] filters) {
+ final List<DictionaryInfo> result = new ArrayList<>(
+ dictionaryConfig.dictionaryFilesOrdered.size());
+
+ final Map<String, DictionaryInfo> remaining = new HashMap<>(
+ DOWNLOADABLE_UNCOMPRESSED_FILENAME_NAME_TO_DICTIONARY_INFO);
+ remaining.keySet().removeAll(dictionaryConfig.dictionaryFilesOrdered);
+ for (final DictionaryInfo dictionaryInfo : remaining.values()) {
+ if (matchesFilters(dictionaryInfo, filters)) {
+ result.add(dictionaryInfo);
+ }
+ }
+ Collections.sort(result, dictionaryInfoComparator);
+ return result;
+ }
+
+ public boolean updateAvailable(final DictionaryInfo dictionaryInfo) {
+ final DictionaryInfo downloadable =
+ DOWNLOADABLE_UNCOMPRESSED_FILENAME_NAME_TO_DICTIONARY_INFO.get(
+ dictionaryInfo.uncompressedFilename);
+ return downloadable != null &&
+ downloadable.creationMillis > dictionaryInfo.creationMillis;
+ }
+
+ public DictionaryInfo getDownloadable(final String uncompressedFilename) {
+ return DOWNLOADABLE_UNCOMPRESSED_FILENAME_NAME_TO_DICTIONARY_INFO.get(uncompressedFilename);
+ }