X-Git-Url: http://gitweb.fperrin.net/?p=Dictionary.git;a=blobdiff_plain;f=src%2Fcom%2Fhughes%2Fandroid%2Fdictionary%2FDictionaryApplication.java;h=1e3788be869e7d830511705e391282e1af33c0ca;hp=fbb417a057afd9b0728d1e0ffbf54d941a4c6eca;hb=c76660b2772122109529d3616289980a7084eeeb;hpb=ce7bd8f0bff7a7e531b3efd69a9acc18a0d9fdfd diff --git a/src/com/hughes/android/dictionary/DictionaryApplication.java b/src/com/hughes/android/dictionary/DictionaryApplication.java index fbb417a..1e3788b 100644 --- a/src/com/hughes/android/dictionary/DictionaryApplication.java +++ b/src/com/hughes/android/dictionary/DictionaryApplication.java @@ -1,40 +1,559 @@ -package com.hughes.android.dictionary; +// Copyright 2011 Google Inc. All Rights Reserved. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. -import com.hughes.android.dictionary.engine.TransliteratorManager; +package com.hughes.android.dictionary; -import android.app.Activity; -import android.app.Application; +import android.content.Context; +import android.content.Intent; import android.content.SharedPreferences; import android.content.SharedPreferences.OnSharedPreferenceChangeListener; -import android.preference.PreferenceManager; +import android.net.Uri; +import android.os.Build; +import android.os.Environment; +import android.support.v7.preference.PreferenceManager; +import android.support.v4.view.MenuItemCompat; import android.util.Log; +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 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 dictionaryFilesOrdered = new ArrayList<>(); + + final Map 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), "themeLight"); + if (theme.equals("themeLight")) { + return Theme.LIGHT; + } 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 fileToNameCache = new HashMap<>(); + + public List sortedIndexInfos(List indexInfos) { + // Hack to put the default locale first in the name. + if (indexInfos.size() > 1 && + indexInfos.get(1).shortName.toLowerCase().equals(defaultLangISO2)) { + List 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 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 collator = USE_COLLATOR ? CollatorWrapper.getInstance() : null; + final Comparator uncompressedFilenameComparator = new Comparator() { + @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 dictionaryInfoComparator = new Comparator() { + @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 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 getDictionariesOnDevice(String[] filters) { + final List 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 getDownloadableDictionaries(String[] filters) { + final List result = new ArrayList<>( + dictionaryConfig.dictionaryFilesOrdered.size()); + + final Map 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); + } -public class DictionaryApplication extends Application { - - @Override - public void onCreate() { - super.onCreate(); - Log.d("QuickDic", "Application: onCreate"); - TransliteratorManager.init(null); - - final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this); - prefs.registerOnSharedPreferenceChangeListener(new OnSharedPreferenceChangeListener() { - @Override - public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, - String key) { - Log.d("THAD", "prefs changed: " + key); - } - }); - } - - public void applyTheme(final Activity activity) { - final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this); - final String theme = prefs.getString(getString(R.string.themeKey), "themeLight"); - Log.d("QuickDic", "Setting theme to: " + theme); - if (theme.equals("themeLight")) { - activity.setTheme(R.style.Theme_Light); - } else { - activity.setTheme(R.style.Theme_Default); - } - } }