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-rw-r--r--java/src/com/android/inputmethod/accessibility/KeyCodeDescriptionMapper.java49
-rw-r--r--java/src/com/android/inputmethod/dictionarypack/ActionBatch.java12
-rw-r--r--java/src/com/android/inputmethod/dictionarypack/DictionaryProvider.java16
-rw-r--r--java/src/com/android/inputmethod/dictionarypack/MD5Calculator.java2
-rw-r--r--java/src/com/android/inputmethod/dictionarypack/MetadataDbHelper.java37
-rw-r--r--java/src/com/android/inputmethod/dictionarypack/MetadataHandler.java3
-rw-r--r--java/src/com/android/inputmethod/dictionarypack/MetadataParser.java2
-rw-r--r--java/src/com/android/inputmethod/dictionarypack/WordListMetadata.java13
-rw-r--r--java/src/com/android/inputmethod/latin/BinaryDictionaryFileDumper.java17
-rw-r--r--java/src/com/android/inputmethod/latin/LatinIME.java17
-rw-r--r--java/src/com/android/inputmethod/latin/PrevWordsInfo.java14
-rw-r--r--java/src/com/android/inputmethod/latin/RichInputConnection.java55
-rw-r--r--java/src/com/android/inputmethod/latin/Suggest.java6
-rw-r--r--java/src/com/android/inputmethod/latin/WordComposer.java6
-rw-r--r--java/src/com/android/inputmethod/latin/WordListInfo.java4
-rw-r--r--java/src/com/android/inputmethod/latin/define/ProductionFlag.java3
-rw-r--r--java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java44
-rw-r--r--java/src/com/android/inputmethod/latin/utils/DistracterFilter.java80
-rw-r--r--java/src/com/android/inputmethod/latin/utils/DistracterFilterUtils.java41
19 files changed, 286 insertions, 135 deletions
diff --git a/java/src/com/android/inputmethod/accessibility/KeyCodeDescriptionMapper.java b/java/src/com/android/inputmethod/accessibility/KeyCodeDescriptionMapper.java
index 46caef625..2c87fc1e9 100644
--- a/java/src/com/android/inputmethod/accessibility/KeyCodeDescriptionMapper.java
+++ b/java/src/com/android/inputmethod/accessibility/KeyCodeDescriptionMapper.java
@@ -33,6 +33,7 @@ import java.util.Locale;
public final class KeyCodeDescriptionMapper {
private static final String TAG = KeyCodeDescriptionMapper.class.getSimpleName();
+ private static final String SPOKEN_LETTER_RESOURCE_NAME_FORMAT = "spoken_accented_letter_%04X";
private static final String SPOKEN_EMOJI_RESOURCE_NAME_FORMAT = "spoken_emoji_%04X";
// The resource ID of the string spoken for obscured keys
@@ -71,6 +72,15 @@ public final class KeyCodeDescriptionMapper {
mKeyCodeMap.put(Constants.CODE_ACTION_PREVIOUS,
R.string.spoken_description_action_previous);
mKeyCodeMap.put(Constants.CODE_EMOJI, R.string.spoken_description_emoji);
+ // Because the upper-case and lower-case mappings of the following letters is depending on
+ // the locale, the upper case descriptions should be defined here. The lower case
+ // descriptions are handled in {@link #getSpokenLetterDescriptionId(Context,int)}.
+ // U+0049: "I" LATIN CAPITAL LETTER I
+ // U+0069: "i" LATIN SMALL LETTER I
+ // U+0130: "İ" LATIN CAPITAL LETTER I WITH DOT ABOVE
+ // U+0131: "ı" LATIN SMALL LETTER DOTLESS I
+ mKeyCodeMap.put(0x0049, R.string.spoken_letter_0049);
+ mKeyCodeMap.put(0x0130, R.string.spoken_letter_0130);
}
/**
@@ -271,15 +281,19 @@ public final class KeyCodeDescriptionMapper {
if (shouldObscure && isDefinedNonCtrl) {
return context.getString(OBSCURED_KEY_RES_ID);
}
- if (mKeyCodeMap.indexOfKey(code) >= 0) {
- return context.getString(mKeyCodeMap.get(code));
+ final int index = mKeyCodeMap.indexOfKey(code);
+ if (index >= 0) {
+ return context.getString(mKeyCodeMap.valueAt(index));
}
+ final String accentedLetter = getSpokenAccentedLetterDescriptionId(context, code);
+ if (accentedLetter != null) {
+ return accentedLetter;
+ }
+ // Here, <code>code</code> may be a base letter.
final int spokenEmojiId = getSpokenDescriptionId(
context, code, SPOKEN_EMOJI_RESOURCE_NAME_FORMAT);
if (spokenEmojiId != 0) {
- final String spokenEmoji = context.getString(spokenEmojiId);
- mKeyCodeMap.append(code, spokenEmojiId);
- return spokenEmoji;
+ return context.getString(spokenEmojiId);
}
if (isDefinedNonCtrl) {
return Character.toString((char) code);
@@ -290,12 +304,31 @@ public final class KeyCodeDescriptionMapper {
return context.getString(R.string.spoken_description_unknown, code);
}
- private static int getSpokenDescriptionId(final Context context, final int code,
+ private String getSpokenAccentedLetterDescriptionId(final Context context, final int code) {
+ final boolean isUpperCase = Character.isUpperCase(code);
+ final int baseCode = isUpperCase ? Character.toLowerCase(code) : code;
+ final int baseIndex = mKeyCodeMap.indexOfKey(baseCode);
+ final int resId = (baseIndex >= 0) ? mKeyCodeMap.valueAt(baseIndex)
+ : getSpokenDescriptionId(context, baseCode, SPOKEN_LETTER_RESOURCE_NAME_FORMAT);
+ if (resId == 0) {
+ return null;
+ }
+ final String spokenText = context.getString(resId);
+ return isUpperCase ? context.getString(R.string.spoke_description_upper_case, spokenText)
+ : spokenText;
+ }
+
+ private int getSpokenDescriptionId(final Context context, final int code,
final String resourceNameFormat) {
final String resourceName = String.format(Locale.ROOT, resourceNameFormat, code);
final Resources resources = context.getResources();
- final String packageName = resources.getResourcePackageName(
+ // Note that the resource package name may differ from the context package name.
+ final String resourcePackageName = resources.getResourcePackageName(
R.string.spoken_description_unknown);
- return resources.getIdentifier(resourceName, "string", packageName);
+ final int resId = resources.getIdentifier(resourceName, "string", resourcePackageName);
+ if (resId != 0) {
+ mKeyCodeMap.append(code, resId);
+ }
+ return resId;
}
}
diff --git a/java/src/com/android/inputmethod/dictionarypack/ActionBatch.java b/java/src/com/android/inputmethod/dictionarypack/ActionBatch.java
index 706bdea8e..3f69cedee 100644
--- a/java/src/com/android/inputmethod/dictionarypack/ActionBatch.java
+++ b/java/src/com/android/inputmethod/dictionarypack/ActionBatch.java
@@ -325,8 +325,9 @@ public final class ActionBatch {
MetadataDbHelper.TYPE_BULK, MetadataDbHelper.STATUS_AVAILABLE,
mWordList.mId, mWordList.mLocale, mWordList.mDescription,
null == mWordList.mLocalFilename ? "" : mWordList.mLocalFilename,
- mWordList.mRemoteFilename, mWordList.mLastUpdate, mWordList.mChecksum,
- mWordList.mFileSize, mWordList.mVersion, mWordList.mFormatVersion);
+ mWordList.mRemoteFilename, mWordList.mLastUpdate, mWordList.mRawChecksum,
+ mWordList.mChecksum, mWordList.mFileSize, mWordList.mVersion,
+ mWordList.mFormatVersion);
PrivateLog.log("Insert 'available' record for " + mWordList.mDescription
+ " and locale " + mWordList.mLocale);
db.insert(MetadataDbHelper.METADATA_TABLE_NAME, null, values);
@@ -374,7 +375,7 @@ public final class ActionBatch {
final ContentValues values = MetadataDbHelper.makeContentValues(0,
MetadataDbHelper.TYPE_BULK, MetadataDbHelper.STATUS_INSTALLED,
mWordList.mId, mWordList.mLocale, mWordList.mDescription,
- "", mWordList.mRemoteFilename, mWordList.mLastUpdate,
+ "", mWordList.mRemoteFilename, mWordList.mLastUpdate, mWordList.mRawChecksum,
mWordList.mChecksum, mWordList.mFileSize, mWordList.mVersion,
mWordList.mFormatVersion);
PrivateLog.log("Insert 'preinstalled' record for " + mWordList.mDescription
@@ -416,8 +417,9 @@ public final class ActionBatch {
oldValues.getAsInteger(MetadataDbHelper.STATUS_COLUMN),
mWordList.mId, mWordList.mLocale, mWordList.mDescription,
oldValues.getAsString(MetadataDbHelper.LOCAL_FILENAME_COLUMN),
- mWordList.mRemoteFilename, mWordList.mLastUpdate, mWordList.mChecksum,
- mWordList.mFileSize, mWordList.mVersion, mWordList.mFormatVersion);
+ mWordList.mRemoteFilename, mWordList.mLastUpdate, mWordList.mRawChecksum,
+ mWordList.mChecksum, mWordList.mFileSize, mWordList.mVersion,
+ mWordList.mFormatVersion);
PrivateLog.log("Updating record for " + mWordList.mDescription
+ " and locale " + mWordList.mLocale);
db.update(MetadataDbHelper.METADATA_TABLE_NAME, values,
diff --git a/java/src/com/android/inputmethod/dictionarypack/DictionaryProvider.java b/java/src/com/android/inputmethod/dictionarypack/DictionaryProvider.java
index 80def701d..c35995b24 100644
--- a/java/src/com/android/inputmethod/dictionarypack/DictionaryProvider.java
+++ b/java/src/com/android/inputmethod/dictionarypack/DictionaryProvider.java
@@ -89,10 +89,13 @@ public final class DictionaryProvider extends ContentProvider {
private static final class WordListInfo {
public final String mId;
public final String mLocale;
+ public final String mRawChecksum;
public final int mMatchLevel;
- public WordListInfo(final String id, final String locale, final int matchLevel) {
+ public WordListInfo(final String id, final String locale, final String rawChecksum,
+ final int matchLevel) {
mId = id;
mLocale = locale;
+ mRawChecksum = rawChecksum;
mMatchLevel = matchLevel;
}
}
@@ -106,7 +109,8 @@ public final class DictionaryProvider extends ContentProvider {
private static final class ResourcePathCursor extends AbstractCursor {
// Column names for the cursor returned by this content provider.
- static private final String[] columnNames = { "id", "locale" };
+ static private final String[] columnNames = { MetadataDbHelper.WORDLISTID_COLUMN,
+ MetadataDbHelper.LOCALE_COLUMN, MetadataDbHelper.RAW_CHECKSUM_COLUMN };
// The list of word lists served by this provider that match the client request.
final WordListInfo[] mWordLists;
@@ -141,6 +145,7 @@ public final class DictionaryProvider extends ContentProvider {
switch (column) {
case 0: return mWordLists[mPos].mId;
case 1: return mWordLists[mPos].mLocale;
+ case 2: return mWordLists[mPos].mRawChecksum;
default : return null;
}
}
@@ -357,6 +362,8 @@ public final class DictionaryProvider extends ContentProvider {
final int localeIndex = results.getColumnIndex(MetadataDbHelper.LOCALE_COLUMN);
final int localFileNameIndex =
results.getColumnIndex(MetadataDbHelper.LOCAL_FILENAME_COLUMN);
+ final int rawChecksumIndex =
+ results.getColumnIndex(MetadataDbHelper.RAW_CHECKSUM_COLUMN);
final int statusIndex = results.getColumnIndex(MetadataDbHelper.STATUS_COLUMN);
if (results.moveToFirst()) {
do {
@@ -379,6 +386,7 @@ public final class DictionaryProvider extends ContentProvider {
}
final String wordListLocale = results.getString(localeIndex);
final String wordListLocalFilename = results.getString(localFileNameIndex);
+ final String wordListRawChecksum = results.getString(rawChecksumIndex);
final int wordListStatus = results.getInt(statusIndex);
// Test the requested locale against this wordlist locale. The requested locale
// has to either match exactly or be more specific than the dictionary - a
@@ -412,8 +420,8 @@ public final class DictionaryProvider extends ContentProvider {
final WordListInfo currentBestMatch = dicts.get(wordListCategory);
if (null == currentBestMatch
|| currentBestMatch.mMatchLevel < matchLevel) {
- dicts.put(wordListCategory,
- new WordListInfo(wordListId, wordListLocale, matchLevel));
+ dicts.put(wordListCategory, new WordListInfo(wordListId, wordListLocale,
+ wordListRawChecksum, matchLevel));
}
} while (results.moveToNext());
}
diff --git a/java/src/com/android/inputmethod/dictionarypack/MD5Calculator.java b/java/src/com/android/inputmethod/dictionarypack/MD5Calculator.java
index e47e86e4b..ccd054c84 100644
--- a/java/src/com/android/inputmethod/dictionarypack/MD5Calculator.java
+++ b/java/src/com/android/inputmethod/dictionarypack/MD5Calculator.java
@@ -20,7 +20,7 @@ import java.io.InputStream;
import java.io.IOException;
import java.security.MessageDigest;
-final class MD5Calculator {
+public final class MD5Calculator {
private MD5Calculator() {} // This helper class is not instantiable
public static String checksum(final InputStream in) throws IOException {
diff --git a/java/src/com/android/inputmethod/dictionarypack/MetadataDbHelper.java b/java/src/com/android/inputmethod/dictionarypack/MetadataDbHelper.java
index 4a8fa51ee..668eb925b 100644
--- a/java/src/com/android/inputmethod/dictionarypack/MetadataDbHelper.java
+++ b/java/src/com/android/inputmethod/dictionarypack/MetadataDbHelper.java
@@ -20,6 +20,7 @@ import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
+import android.database.sqlite.SQLiteException;
import android.database.sqlite.SQLiteOpenHelper;
import android.text.TextUtils;
import android.util.Log;
@@ -46,7 +47,7 @@ public class MetadataDbHelper extends SQLiteOpenHelper {
// used to identify the versions for upgrades. This should never change going forward.
private static final int METADATA_DATABASE_VERSION_WITH_CLIENTID = 6;
// The current database version.
- private static final int CURRENT_METADATA_DATABASE_VERSION = 7;
+ private static final int CURRENT_METADATA_DATABASE_VERSION = 8;
private final static long NOT_A_DOWNLOAD_ID = -1;
@@ -66,7 +67,8 @@ public class MetadataDbHelper extends SQLiteOpenHelper {
public static final String VERSION_COLUMN = "version";
public static final String FORMATVERSION_COLUMN = "formatversion";
public static final String FLAGS_COLUMN = "flags";
- public static final int COLUMN_COUNT = 13;
+ public static final String RAW_CHECKSUM_COLUMN = "rawChecksum";
+ public static final int COLUMN_COUNT = 14;
private static final String CLIENT_CLIENT_ID_COLUMN = "clientid";
private static final String CLIENT_METADATA_URI_COLUMN = "uri";
@@ -119,8 +121,9 @@ public class MetadataDbHelper extends SQLiteOpenHelper {
+ CHECKSUM_COLUMN + " TEXT, "
+ FILESIZE_COLUMN + " INTEGER, "
+ VERSION_COLUMN + " INTEGER,"
- + FORMATVERSION_COLUMN + " INTEGER,"
- + FLAGS_COLUMN + " INTEGER,"
+ + FORMATVERSION_COLUMN + " INTEGER, "
+ + FLAGS_COLUMN + " INTEGER, "
+ + RAW_CHECKSUM_COLUMN + " TEXT,"
+ "PRIMARY KEY (" + WORDLISTID_COLUMN + "," + VERSION_COLUMN + "));";
private static final String METADATA_CREATE_CLIENT_TABLE =
"CREATE TABLE IF NOT EXISTS " + CLIENT_TABLE_NAME + " ("
@@ -136,7 +139,8 @@ public class MetadataDbHelper extends SQLiteOpenHelper {
static final String[] METADATA_TABLE_COLUMNS = { PENDINGID_COLUMN, TYPE_COLUMN,
STATUS_COLUMN, WORDLISTID_COLUMN, LOCALE_COLUMN, DESCRIPTION_COLUMN,
LOCAL_FILENAME_COLUMN, REMOTE_FILENAME_COLUMN, DATE_COLUMN, CHECKSUM_COLUMN,
- FILESIZE_COLUMN, VERSION_COLUMN, FORMATVERSION_COLUMN, FLAGS_COLUMN };
+ FILESIZE_COLUMN, VERSION_COLUMN, FORMATVERSION_COLUMN, FLAGS_COLUMN,
+ RAW_CHECKSUM_COLUMN };
// List of all client table columns.
static final String[] CLIENT_TABLE_COLUMNS = { CLIENT_CLIENT_ID_COLUMN,
CLIENT_METADATA_URI_COLUMN, CLIENT_PENDINGID_COLUMN, FLAGS_COLUMN };
@@ -215,6 +219,17 @@ public class MetadataDbHelper extends SQLiteOpenHelper {
createClientTable(db);
}
+ private void addRawChecksumColumnUnlessPresent(final SQLiteDatabase db, final String clientId) {
+ try {
+ db.execSQL("SELECT " + RAW_CHECKSUM_COLUMN + " FROM "
+ + METADATA_TABLE_NAME + " LIMIT 0;");
+ } catch (SQLiteException e) {
+ Log.i(TAG, "No " + RAW_CHECKSUM_COLUMN + " column : creating it");
+ db.execSQL("ALTER TABLE " + METADATA_TABLE_NAME + " ADD COLUMN "
+ + RAW_CHECKSUM_COLUMN + " TEXT;");
+ }
+ }
+
/**
* Upgrade the database. Upgrade from version 3 is supported.
* Version 3 has a DB named METADATA_DATABASE_NAME_STEM containing a table METADATA_TABLE_NAME.
@@ -260,6 +275,12 @@ public class MetadataDbHelper extends SQLiteOpenHelper {
db.execSQL("DROP TABLE IF EXISTS " + CLIENT_TABLE_NAME);
onCreate(db);
}
+ // A rawChecksum column that did not exist in the previous versions was added that
+ // corresponds to the md5 checksum of the file after decompression/decryption. This is to
+ // strengthen the system against corrupted dictionary files.
+ // The most secure way to upgrade a database is to just test for the column presence, and
+ // add it if it's not there.
+ addRawChecksumColumnUnlessPresent(db, mClientId);
}
/**
@@ -431,7 +452,7 @@ public class MetadataDbHelper extends SQLiteOpenHelper {
public static ContentValues makeContentValues(final int pendingId, final int type,
final int status, final String wordlistId, final String locale,
final String description, final String filename, final String url, final long date,
- final String checksum, final long filesize, final int version,
+ final String rawChecksum, final String checksum, final long filesize, final int version,
final int formatVersion) {
final ContentValues result = new ContentValues(COLUMN_COUNT);
result.put(PENDINGID_COLUMN, pendingId);
@@ -443,6 +464,7 @@ public class MetadataDbHelper extends SQLiteOpenHelper {
result.put(LOCAL_FILENAME_COLUMN, filename);
result.put(REMOTE_FILENAME_COLUMN, url);
result.put(DATE_COLUMN, date);
+ result.put(RAW_CHECKSUM_COLUMN, rawChecksum);
result.put(CHECKSUM_COLUMN, checksum);
result.put(FILESIZE_COLUMN, filesize);
result.put(VERSION_COLUMN, version);
@@ -478,6 +500,8 @@ public class MetadataDbHelper extends SQLiteOpenHelper {
if (null == result.get(REMOTE_FILENAME_COLUMN)) result.put(REMOTE_FILENAME_COLUMN, "");
// 0 for the update date : 1970/1/1. Unless specified.
if (null == result.get(DATE_COLUMN)) result.put(DATE_COLUMN, 0);
+ // Raw checksum unknown unless specified
+ if (null == result.get(RAW_CHECKSUM_COLUMN)) result.put(RAW_CHECKSUM_COLUMN, "");
// Checksum unknown unless specified
if (null == result.get(CHECKSUM_COLUMN)) result.put(CHECKSUM_COLUMN, "");
// No filesize unless specified
@@ -525,6 +549,7 @@ public class MetadataDbHelper extends SQLiteOpenHelper {
putStringResult(result, cursor, LOCAL_FILENAME_COLUMN);
putStringResult(result, cursor, REMOTE_FILENAME_COLUMN);
putIntResult(result, cursor, DATE_COLUMN);
+ putStringResult(result, cursor, RAW_CHECKSUM_COLUMN);
putStringResult(result, cursor, CHECKSUM_COLUMN);
putIntResult(result, cursor, FILESIZE_COLUMN);
putIntResult(result, cursor, VERSION_COLUMN);
diff --git a/java/src/com/android/inputmethod/dictionarypack/MetadataHandler.java b/java/src/com/android/inputmethod/dictionarypack/MetadataHandler.java
index 5c2289911..63e419871 100644
--- a/java/src/com/android/inputmethod/dictionarypack/MetadataHandler.java
+++ b/java/src/com/android/inputmethod/dictionarypack/MetadataHandler.java
@@ -52,6 +52,8 @@ public class MetadataHandler {
final int idIndex = results.getColumnIndex(MetadataDbHelper.WORDLISTID_COLUMN);
final int updateIndex = results.getColumnIndex(MetadataDbHelper.DATE_COLUMN);
final int fileSizeIndex = results.getColumnIndex(MetadataDbHelper.FILESIZE_COLUMN);
+ final int rawChecksumIndex =
+ results.getColumnIndex(MetadataDbHelper.RAW_CHECKSUM_COLUMN);
final int checksumIndex = results.getColumnIndex(MetadataDbHelper.CHECKSUM_COLUMN);
final int localFilenameIndex =
results.getColumnIndex(MetadataDbHelper.LOCAL_FILENAME_COLUMN);
@@ -66,6 +68,7 @@ public class MetadataHandler {
results.getString(descriptionColumn),
results.getLong(updateIndex),
results.getLong(fileSizeIndex),
+ results.getString(rawChecksumIndex),
results.getString(checksumIndex),
results.getString(localFilenameIndex),
results.getString(remoteFilenameIndex),
diff --git a/java/src/com/android/inputmethod/dictionarypack/MetadataParser.java b/java/src/com/android/inputmethod/dictionarypack/MetadataParser.java
index 27670fddf..a88173e8e 100644
--- a/java/src/com/android/inputmethod/dictionarypack/MetadataParser.java
+++ b/java/src/com/android/inputmethod/dictionarypack/MetadataParser.java
@@ -37,6 +37,7 @@ public class MetadataParser {
private static final String DESCRIPTION_FIELD_NAME = MetadataDbHelper.DESCRIPTION_COLUMN;
private static final String UPDATE_FIELD_NAME = "update";
private static final String FILESIZE_FIELD_NAME = MetadataDbHelper.FILESIZE_COLUMN;
+ private static final String RAW_CHECKSUM_FIELD_NAME = MetadataDbHelper.RAW_CHECKSUM_COLUMN;
private static final String CHECKSUM_FIELD_NAME = MetadataDbHelper.CHECKSUM_COLUMN;
private static final String REMOTE_FILENAME_FIELD_NAME =
MetadataDbHelper.REMOTE_FILENAME_COLUMN;
@@ -80,6 +81,7 @@ public class MetadataParser {
arguments.get(DESCRIPTION_FIELD_NAME),
Long.parseLong(arguments.get(UPDATE_FIELD_NAME)),
Long.parseLong(arguments.get(FILESIZE_FIELD_NAME)),
+ arguments.get(RAW_CHECKSUM_FIELD_NAME),
arguments.get(CHECKSUM_FIELD_NAME),
null,
arguments.get(REMOTE_FILENAME_FIELD_NAME),
diff --git a/java/src/com/android/inputmethod/dictionarypack/WordListMetadata.java b/java/src/com/android/inputmethod/dictionarypack/WordListMetadata.java
index 69bff9597..9e510a68b 100644
--- a/java/src/com/android/inputmethod/dictionarypack/WordListMetadata.java
+++ b/java/src/com/android/inputmethod/dictionarypack/WordListMetadata.java
@@ -30,6 +30,7 @@ public class WordListMetadata {
public final String mDescription;
public final long mLastUpdate;
public final long mFileSize;
+ public final String mRawChecksum;
public final String mChecksum;
public final String mLocalFilename;
public final String mRemoteFilename;
@@ -50,13 +51,15 @@ public class WordListMetadata {
public WordListMetadata(final String id, final int type,
final String description, final long lastUpdate, final long fileSize,
- final String checksum, final String localFilename, final String remoteFilename,
- final int version, final int formatVersion, final int flags, final String locale) {
+ final String rawChecksum, final String checksum, final String localFilename,
+ final String remoteFilename, final int version, final int formatVersion,
+ final int flags, final String locale) {
mId = id;
mType = type;
mDescription = description;
mLastUpdate = lastUpdate; // In milliseconds
mFileSize = fileSize;
+ mRawChecksum = rawChecksum;
mChecksum = checksum;
mLocalFilename = localFilename;
mRemoteFilename = remoteFilename;
@@ -77,6 +80,7 @@ public class WordListMetadata {
final String description = values.getAsString(MetadataDbHelper.DESCRIPTION_COLUMN);
final Long lastUpdate = values.getAsLong(MetadataDbHelper.DATE_COLUMN);
final Long fileSize = values.getAsLong(MetadataDbHelper.FILESIZE_COLUMN);
+ final String rawChecksum = values.getAsString(MetadataDbHelper.RAW_CHECKSUM_COLUMN);
final String checksum = values.getAsString(MetadataDbHelper.CHECKSUM_COLUMN);
final String localFilename = values.getAsString(MetadataDbHelper.LOCAL_FILENAME_COLUMN);
final String remoteFilename = values.getAsString(MetadataDbHelper.REMOTE_FILENAME_COLUMN);
@@ -98,8 +102,8 @@ public class WordListMetadata {
|| null == locale) {
throw new IllegalArgumentException();
}
- return new WordListMetadata(id, type, description, lastUpdate, fileSize, checksum,
- localFilename, remoteFilename, version, formatVersion, flags, locale);
+ return new WordListMetadata(id, type, description, lastUpdate, fileSize, rawChecksum,
+ checksum, localFilename, remoteFilename, version, formatVersion, flags, locale);
}
@Override
@@ -110,6 +114,7 @@ public class WordListMetadata {
sb.append("\nDescription : ").append(mDescription);
sb.append("\nLastUpdate : ").append(mLastUpdate);
sb.append("\nFileSize : ").append(mFileSize);
+ sb.append("\nRawChecksum : ").append(mRawChecksum);
sb.append("\nChecksum : ").append(mChecksum);
sb.append("\nLocalFilename : ").append(mLocalFilename);
sb.append("\nRemoteFilename : ").append(mRemoteFilename);
diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionaryFileDumper.java b/java/src/com/android/inputmethod/latin/BinaryDictionaryFileDumper.java
index e428b1d54..72757e086 100644
--- a/java/src/com/android/inputmethod/latin/BinaryDictionaryFileDumper.java
+++ b/java/src/com/android/inputmethod/latin/BinaryDictionaryFileDumper.java
@@ -28,6 +28,7 @@ import android.text.TextUtils;
import android.util.Log;
import com.android.inputmethod.dictionarypack.DictionaryPackConstants;
+import com.android.inputmethod.dictionarypack.MD5Calculator;
import com.android.inputmethod.latin.utils.CollectionUtils;
import com.android.inputmethod.latin.utils.DictionaryInfoUtils;
import com.android.inputmethod.latin.utils.DictionaryInfoUtils.DictionaryInfo;
@@ -38,6 +39,7 @@ import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.Closeable;
import java.io.File;
+import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
@@ -167,8 +169,9 @@ public final class BinaryDictionaryFileDumper {
do {
final String wordListId = cursor.getString(0);
final String wordListLocale = cursor.getString(1);
+ final String wordListRawChecksum = cursor.getString(2);
if (TextUtils.isEmpty(wordListId)) continue;
- list.add(new WordListInfo(wordListId, wordListLocale));
+ list.add(new WordListInfo(wordListId, wordListLocale, wordListRawChecksum));
} while (cursor.moveToNext());
return list;
} catch (RemoteException e) {
@@ -217,7 +220,8 @@ public final class BinaryDictionaryFileDumper {
* and creating it (and its containing directory) if necessary.
*/
private static void cacheWordList(final String wordlistId, final String locale,
- final ContentProviderClient providerClient, final Context context) {
+ final String rawChecksum, final ContentProviderClient providerClient,
+ final Context context) {
final int COMPRESSED_CRYPTED_COMPRESSED = 0;
final int CRYPTED_COMPRESSED = 1;
final int COMPRESSED_CRYPTED = 2;
@@ -299,6 +303,13 @@ public final class BinaryDictionaryFileDumper {
checkMagicAndCopyFileTo(bufferedInputStream, bufferedOutputStream);
bufferedOutputStream.flush();
bufferedOutputStream.close();
+ final String actualRawChecksum = MD5Calculator.checksum(
+ new BufferedInputStream(new FileInputStream(outputFile)));
+ Log.i(TAG, "Computed checksum for downloaded dictionary. Expected = " + rawChecksum
+ + " ; actual = " + actualRawChecksum);
+ if (!TextUtils.isEmpty(rawChecksum) && !rawChecksum.equals(actualRawChecksum)) {
+ throw new IOException("Could not decode the file correctly : checksum differs");
+ }
final File finalFile = new File(finalFileName);
finalFile.delete();
if (!outputFile.renameTo(finalFile)) {
@@ -408,7 +419,7 @@ public final class BinaryDictionaryFileDumper {
final List<WordListInfo> idList = getWordListWordListInfos(locale, context,
hasDefaultWordList);
for (WordListInfo id : idList) {
- cacheWordList(id.mId, id.mLocale, providerClient, context);
+ cacheWordList(id.mId, id.mLocale, id.mRawChecksum, providerClient, context);
}
} finally {
providerClient.release();
diff --git a/java/src/com/android/inputmethod/latin/LatinIME.java b/java/src/com/android/inputmethod/latin/LatinIME.java
index 5e45275f8..217b0b162 100644
--- a/java/src/com/android/inputmethod/latin/LatinIME.java
+++ b/java/src/com/android/inputmethod/latin/LatinIME.java
@@ -84,7 +84,6 @@ import com.android.inputmethod.latin.utils.CapsModeUtils;
import com.android.inputmethod.latin.utils.CoordinateUtils;
import com.android.inputmethod.latin.utils.DialogUtils;
import com.android.inputmethod.latin.utils.DistracterFilter;
-import com.android.inputmethod.latin.utils.DistracterFilterUtils;
import com.android.inputmethod.latin.utils.ImportantNoticeUtils;
import com.android.inputmethod.latin.utils.IntentUtils;
import com.android.inputmethod.latin.utils.JniUtils;
@@ -1435,12 +1434,13 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
// We're checking the previous word in the text field against the memorized previous
// word. If we are composing a word we should have the second word before the cursor
// memorized, otherwise we should have the first.
- final CharSequence rereadPrevWord = mInputLogic.getNthPreviousWordForSuggestion(
- currentSettings.mSpacingAndPunctuations,
- mInputLogic.mWordComposer.isComposingWord() ? 2 : 1);
- if (!TextUtils.equals(prevWordsInfo.mPrevWord, rereadPrevWord)) {
+ final PrevWordsInfo rereadPrevWordsInfo =
+ mInputLogic.getPrevWordsInfoFromNthPreviousWordForSuggestion(
+ currentSettings.mSpacingAndPunctuations,
+ mInputLogic.mWordComposer.isComposingWord() ? 2 : 1);
+ if (!TextUtils.equals(prevWordsInfo.mPrevWord, rereadPrevWordsInfo.mPrevWord)) {
throw new RuntimeException("Unexpected previous word: "
- + prevWordsInfo.mPrevWord + " <> " + rereadPrevWord);
+ + prevWordsInfo.mPrevWord + " <> " + rereadPrevWordsInfo.mPrevWord);
}
}
}
@@ -1747,7 +1747,10 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
@UsedForTesting
/* package for test */ DistracterFilter createDistracterFilter() {
- return DistracterFilterUtils.createDistracterFilter(this /* Context */, mKeyboardSwitcher);
+ // Return an empty distracter filter when this method is called before onCreate().
+ return (mRichImm != null) ? new DistracterFilter(this /* Context */,
+ mRichImm.getMyEnabledInputMethodSubtypeList(
+ true /* allowsImplicitlySelectedSubtypes */)) : new DistracterFilter();
}
public void dumpDictionaryForDebug(final String dictName) {
diff --git a/java/src/com/android/inputmethod/latin/PrevWordsInfo.java b/java/src/com/android/inputmethod/latin/PrevWordsInfo.java
index 9d8543183..ecc8947db 100644
--- a/java/src/com/android/inputmethod/latin/PrevWordsInfo.java
+++ b/java/src/com/android/inputmethod/latin/PrevWordsInfo.java
@@ -16,6 +16,9 @@
package com.android.inputmethod.latin;
+import android.util.Log;
+
+// TODO: Support multiple previous words for n-gram.
public class PrevWordsInfo {
// The previous word. May be null after resetting and before starting a new composing word, or
// when there is no context like at the start of text for example. It can also be set to null
@@ -23,7 +26,18 @@ public class PrevWordsInfo {
// or a comma.
public final String mPrevWord;
+ // TODO: Have sentence separator.
+ // Whether the current context is beginning of sentence or not.
+ public final boolean mIsBeginningOfSentence;
+
+ // Beginning of sentence.
+ public PrevWordsInfo() {
+ mPrevWord = null;
+ mIsBeginningOfSentence = true;
+ }
+
public PrevWordsInfo(final String prevWord) {
mPrevWord = prevWord;
+ mIsBeginningOfSentence = false;
}
}
diff --git a/java/src/com/android/inputmethod/latin/RichInputConnection.java b/java/src/com/android/inputmethod/latin/RichInputConnection.java
index 606bb775e..2c54e10aa 100644
--- a/java/src/com/android/inputmethod/latin/RichInputConnection.java
+++ b/java/src/com/android/inputmethod/latin/RichInputConnection.java
@@ -538,10 +538,12 @@ public final class RichInputConnection {
}
@SuppressWarnings("unused")
- public String getNthPreviousWord(final SpacingAndPunctuations spacingAndPunctuations,
- final int n) {
+ public PrevWordsInfo getPrevWordsInfoFromNthPreviousWord(
+ final SpacingAndPunctuations spacingAndPunctuations, final int n) {
mIC = mParent.getCurrentInputConnection();
- if (null == mIC) return null;
+ if (null == mIC) {
+ return new PrevWordsInfo(null);
+ }
final CharSequence prev = getTextBeforeCursor(LOOKBACK_CHARACTER_NUM, 0);
if (DEBUG_PREVIOUS_TEXT && null != prev) {
final int checkLength = LOOKBACK_CHARACTER_NUM - 1;
@@ -561,46 +563,57 @@ public final class RichInputConnection {
}
}
}
- return getNthPreviousWord(prev, spacingAndPunctuations, n);
+ return getPrevWordsInfoFromNthPreviousWord(prev, spacingAndPunctuations, n);
}
private static boolean isSeparator(final int code, final int[] sortedSeparators) {
return Arrays.binarySearch(sortedSeparators, code) >= 0;
}
- // Get the nth word before cursor. n = 1 retrieves the word immediately before the cursor,
- // n = 2 retrieves the word before that, and so on. This splits on whitespace only.
+ // Get information of the nth word before cursor. n = 1 retrieves the word immediately before
+ // the cursor, n = 2 retrieves the word before that, and so on. This splits on whitespace only.
// Also, it won't return words that end in a separator (if the nth word before the cursor
- // ends in a separator, it returns null).
+ // ends in a separator, it returns information represents beginning-of-sentence).
// Example :
// (n = 1) "abc def|" -> def
// (n = 1) "abc def |" -> def
- // (n = 1) "abc def. |" -> null
- // (n = 1) "abc def . |" -> null
+ // (n = 1) "abc def. |" -> beginning-of-sentence
+ // (n = 1) "abc def . |" -> beginning-of-sentence
// (n = 2) "abc def|" -> abc
// (n = 2) "abc def |" -> abc
// (n = 2) "abc def. |" -> abc
// (n = 2) "abc def . |" -> def
- // (n = 2) "abc|" -> null
- // (n = 2) "abc |" -> null
- // (n = 2) "abc. def|" -> null
- public static String getNthPreviousWord(final CharSequence prev,
+ // (n = 2) "abc|" -> beginning-of-sentence
+ // (n = 2) "abc |" -> beginning-of-sentence
+ // (n = 2) "abc. def|" -> beginning-of-sentence
+ public static PrevWordsInfo getPrevWordsInfoFromNthPreviousWord(final CharSequence prev,
final SpacingAndPunctuations spacingAndPunctuations, final int n) {
- if (prev == null) return null;
+ if (prev == null) return new PrevWordsInfo(null);
final String[] w = spaceRegex.split(prev);
- // If we can't find n words, or we found an empty word, return null.
- if (w.length < n) return null;
+ // If we can't find n words, or we found an empty word, the context is
+ // beginning-of-sentence.
+ if (w.length < n) {
+ return new PrevWordsInfo();
+ }
final String nthPrevWord = w[w.length - n];
final int length = nthPrevWord.length();
- if (length <= 0) return null;
+ if (length <= 0) {
+ return new PrevWordsInfo();
+ }
- // If ends in a separator, return null
+ // If ends in a sentence separator, the context is beginning-of-sentence.
final char lastChar = nthPrevWord.charAt(length - 1);
+ if (spacingAndPunctuations.isSentenceSeparator(lastChar)) {
+ new PrevWordsInfo();
+ }
+ // If ends in a word separator or connector, the context is unclear.
+ // TODO: Return meaningful context for this case.
if (spacingAndPunctuations.isWordSeparator(lastChar)
- || spacingAndPunctuations.isWordConnector(lastChar)) return null;
-
- return nthPrevWord;
+ || spacingAndPunctuations.isWordConnector(lastChar)) {
+ return new PrevWordsInfo(null);
+ }
+ return new PrevWordsInfo(nthPrevWord);
}
/**
diff --git a/java/src/com/android/inputmethod/latin/Suggest.java b/java/src/com/android/inputmethod/latin/Suggest.java
index e3759a586..43daee4d2 100644
--- a/java/src/com/android/inputmethod/latin/Suggest.java
+++ b/java/src/com/android/inputmethod/latin/Suggest.java
@@ -18,7 +18,6 @@ package com.android.inputmethod.latin;
import android.text.TextUtils;
-import com.android.inputmethod.event.Event;
import com.android.inputmethod.keyboard.ProximityInfo;
import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
import com.android.inputmethod.latin.define.ProductionFlag;
@@ -112,7 +111,10 @@ public final class Suggest {
additionalFeaturesOptions, SESSION_TYPING, rawSuggestions);
final boolean isFirstCharCapitalized = wordComposer.isFirstCharCapitalized();
- final boolean isAllUpperCase = wordComposer.isAllUpperCase();
+ // If resumed, then we don't want to upcase everything: resuming on a fully-capitalized
+ // words is rarely done to switch to another fully-capitalized word, but usually to a
+ // normal, non-capitalized suggestion.
+ final boolean isAllUpperCase = wordComposer.isAllUpperCase() && !wordComposer.isResumed();
final String firstSuggestion;
final String whitelistedWord;
if (suggestionResults.isEmpty()) {
diff --git a/java/src/com/android/inputmethod/latin/WordComposer.java b/java/src/com/android/inputmethod/latin/WordComposer.java
index 09e905481..6ecb37346 100644
--- a/java/src/com/android/inputmethod/latin/WordComposer.java
+++ b/java/src/com/android/inputmethod/latin/WordComposer.java
@@ -371,12 +371,12 @@ public final class WordComposer {
* Also, batch input needs to know about the current caps mode to display correctly
* capitalized suggestions.
* @param mode the mode at the time of start
- * @param previousWord the previous word as context for suggestions. May be null if none.
+ * @param prevWordsInfo the information of previous words
*/
public void setCapitalizedModeAndPreviousWordAtStartComposingTime(final int mode,
- final CharSequence previousWord) {
+ final PrevWordsInfo prevWordsInfo) {
mCapitalizedMode = mode;
- mPrevWordsInfo = new PrevWordsInfo(null == previousWord ? null : previousWord.toString());
+ mPrevWordsInfo = prevWordsInfo;
}
/**
diff --git a/java/src/com/android/inputmethod/latin/WordListInfo.java b/java/src/com/android/inputmethod/latin/WordListInfo.java
index 5ac806a0c..268fe9818 100644
--- a/java/src/com/android/inputmethod/latin/WordListInfo.java
+++ b/java/src/com/android/inputmethod/latin/WordListInfo.java
@@ -22,8 +22,10 @@ package com.android.inputmethod.latin;
public final class WordListInfo {
public final String mId;
public final String mLocale;
- public WordListInfo(final String id, final String locale) {
+ public final String mRawChecksum;
+ public WordListInfo(final String id, final String locale, final String rawChecksum) {
mId = id;
mLocale = locale;
+ mRawChecksum = rawChecksum;
}
}
diff --git a/java/src/com/android/inputmethod/latin/define/ProductionFlag.java b/java/src/com/android/inputmethod/latin/define/ProductionFlag.java
index af899c040..761f457ea 100644
--- a/java/src/com/android/inputmethod/latin/define/ProductionFlag.java
+++ b/java/src/com/android/inputmethod/latin/define/ProductionFlag.java
@@ -38,4 +38,7 @@ public final class ProductionFlag {
// Include all suggestions from all dictionaries in {@link SuggestedWords#mRawSuggestions}.
public static final boolean INCLUDE_RAW_SUGGESTIONS = false;
+
+ // When false, the metrics logging is not yet ready to be enabled.
+ public static final boolean IS_METRICS_LOGGING_SUPPORTED = false;
}
diff --git a/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java b/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java
index 799a08007..7536ff94c 100644
--- a/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java
+++ b/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java
@@ -575,7 +575,7 @@ public final class InputLogic {
mWordComposer.setCapitalizedModeAndPreviousWordAtStartComposingTime(
getActualCapsMode(settingsValues, keyboardSwitcher.getKeyboardShiftMode()),
// Prev word is 1st word before cursor
- getNthPreviousWordForSuggestion(
+ getPrevWordsInfoFromNthPreviousWordForSuggestion(
settingsValues.mSpacingAndPunctuations, 1 /* nthPreviousWord */));
}
@@ -614,7 +614,8 @@ public final class InputLogic {
getCurrentAutoCapsState(settingsValues), getCurrentRecapitalizeState());
mWordComposer.setCapitalizedModeAndPreviousWordAtStartComposingTime(
getActualCapsMode(settingsValues,
- keyboardSwitcher.getKeyboardShiftMode()), commitParts[0]);
+ keyboardSwitcher.getKeyboardShiftMode()),
+ new PrevWordsInfo(commitParts[0]));
++mAutoCommitSequenceNumber;
}
}
@@ -765,7 +766,8 @@ public final class InputLogic {
// We pass 1 to getPreviousWordForSuggestion because we were not composing a word
// yet, so the word we want is the 1st word before the cursor.
mWordComposer.setCapitalizedModeAndPreviousWordAtStartComposingTime(
- inputTransaction.mShiftState, getNthPreviousWordForSuggestion(
+ inputTransaction.mShiftState,
+ getPrevWordsInfoFromNthPreviousWordForSuggestion(
settingsValues.mSpacingAndPunctuations, 1 /* nthPreviousWord */));
}
mConnection.setComposingText(getTextWithUnderline(
@@ -803,10 +805,11 @@ public final class InputLogic {
final int codePoint = inputTransaction.mEvent.mCodePoint;
final SettingsValues settingsValues = inputTransaction.mSettingsValues;
boolean didAutoCorrect = false;
+ final boolean wasComposingWord = mWordComposer.isComposingWord();
// We avoid sending spaces in languages without spaces if we were composing.
final boolean shouldAvoidSendingCode = Constants.CODE_SPACE == codePoint
&& !settingsValues.mSpacingAndPunctuations.mCurrentLanguageHasSpaces
- && mWordComposer.isComposingWord();
+ && wasComposingWord;
if (mWordComposer.isCursorFrontOrMiddleOfComposingWord()) {
// If we are in the middle of a recorrection, we need to commit the recorrection
// first so that we can insert the separator at the current cursor position.
@@ -850,7 +853,7 @@ public final class InputLogic {
promotePhantomSpace(settingsValues);
}
if (ProductionFlag.USES_DEVELOPMENT_ONLY_DIAGNOSTICS) {
- ResearchLogger.latinIME_handleSeparator(codePoint, mWordComposer.isComposingWord());
+ ResearchLogger.latinIME_handleSeparator(codePoint, wasComposingWord);
}
if (!shouldAvoidSendingCode) {
@@ -866,7 +869,9 @@ public final class InputLogic {
}
startDoubleSpacePeriodCountdown(inputTransaction);
- inputTransaction.setRequiresUpdateSuggestions();
+ if (wasComposingWord) {
+ inputTransaction.setRequiresUpdateSuggestions();
+ }
} else {
if (swapWeakSpace) {
swapSwapperAndSpace(inputTransaction);
@@ -1326,7 +1331,8 @@ public final class InputLogic {
// Show predictions.
mWordComposer.setCapitalizedModeAndPreviousWordAtStartComposingTime(
WordComposer.CAPS_MODE_OFF,
- getNthPreviousWordForSuggestion(settingsValues.mSpacingAndPunctuations, 1));
+ getPrevWordsInfoFromNthPreviousWordForSuggestion(
+ settingsValues.mSpacingAndPunctuations, 1));
mLatinIME.mHandler.postUpdateSuggestionStrip();
return;
}
@@ -1374,11 +1380,9 @@ public final class InputLogic {
// We want the previous word for suggestion. If we have chars in the word
// before the cursor, then we want the word before that, hence 2; otherwise,
// we want the word immediately before the cursor, hence 1.
- final CharSequence prevWord = getNthPreviousWordForSuggestion(
+ final PrevWordsInfo prevWordsInfo = getPrevWordsInfoFromNthPreviousWordForSuggestion(
settingsValues.mSpacingAndPunctuations,
0 == numberOfCharsInWordBeforeCursor ? 1 : 2);
- final PrevWordsInfo prevWordsInfo =
- new PrevWordsInfo(prevWord != null ? prevWord.toString() : null);
mWordComposer.setComposingWord(codePoints,
mLatinIME.getCoordinatesForCurrentKeyboard(codePoints), prevWordsInfo);
mWordComposer.setCursorPositionWithinWord(
@@ -1590,21 +1594,23 @@ public final class InputLogic {
}
/**
- * Get the nth previous word before the cursor as context for the suggestion process.
+ * Get information fo previous words from the nth previous word before the cursor as context
+ * for the suggestion process.
* @param spacingAndPunctuations the current spacing and punctuations settings.
* @param nthPreviousWord reverse index of the word to get (1-indexed)
- * @return the nth previous word before the cursor.
+ * @return the information of previous words
*/
// TODO: Make this private
- public CharSequence getNthPreviousWordForSuggestion(
+ public PrevWordsInfo getPrevWordsInfoFromNthPreviousWordForSuggestion(
final SpacingAndPunctuations spacingAndPunctuations, final int nthPreviousWord) {
if (spacingAndPunctuations.mCurrentLanguageHasSpaces) {
// If we are typing in a language with spaces we can just look up the previous
- // word from textview.
- return mConnection.getNthPreviousWord(spacingAndPunctuations, nthPreviousWord);
+ // word information from textview.
+ return mConnection.getPrevWordsInfoFromNthPreviousWord(
+ spacingAndPunctuations, nthPreviousWord);
} else {
- return LastComposedWord.NOT_A_COMPOSED_WORD == mLastComposedWord ? null
- : mLastComposedWord.mCommittedWord;
+ return LastComposedWord.NOT_A_COMPOSED_WORD == mLastComposedWord ? new PrevWordsInfo()
+ : new PrevWordsInfo(mLastComposedWord.mCommittedWord.toString());
}
}
@@ -1972,8 +1978,8 @@ public final class InputLogic {
suggestedWords);
// Use the 2nd previous word as the previous word because the 1st previous word is the word
// to be committed.
- final PrevWordsInfo prevWordsInfo = new PrevWordsInfo(mConnection.getNthPreviousWord(
- settingsValues.mSpacingAndPunctuations, 2));
+ final PrevWordsInfo prevWordsInfo = mConnection.getPrevWordsInfoFromNthPreviousWord(
+ settingsValues.mSpacingAndPunctuations, 2);
mConnection.commitText(chosenWordWithSuggestions, 1);
// Add the word to the user history dictionary
performAdditionToUserHistoryDictionary(settingsValues, chosenWord, prevWordsInfo);
diff --git a/java/src/com/android/inputmethod/latin/utils/DistracterFilter.java b/java/src/com/android/inputmethod/latin/utils/DistracterFilter.java
index 9ea7e217e..f1057da0b 100644
--- a/java/src/com/android/inputmethod/latin/utils/DistracterFilter.java
+++ b/java/src/com/android/inputmethod/latin/utils/DistracterFilter.java
@@ -16,13 +16,23 @@
package com.android.inputmethod.latin.utils;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
import java.util.Locale;
+import java.util.Map;
import java.util.concurrent.TimeUnit;
import android.content.Context;
+import android.content.res.Resources;
+import android.text.InputType;
import android.util.Log;
+import android.view.inputmethod.EditorInfo;
+import android.view.inputmethod.InputMethodSubtype;
import com.android.inputmethod.keyboard.Keyboard;
+import com.android.inputmethod.keyboard.KeyboardId;
+import com.android.inputmethod.keyboard.KeyboardLayoutSet;
import com.android.inputmethod.latin.Constants;
import com.android.inputmethod.latin.PrevWordsInfo;
import com.android.inputmethod.latin.Suggest;
@@ -41,8 +51,10 @@ public class DistracterFilter {
private static final long TIMEOUT_TO_WAIT_LOADING_DICTIONARIES_IN_SECONDS = 120;
private final Context mContext;
+ private final Map<Locale, InputMethodSubtype> mLocaleToSubtypeMap;
+ private final Map<Locale, Keyboard> mLocaleToKeyboardMap;
private final Suggest mSuggest;
- private final Keyboard mKeyboard;
+ private Keyboard mKeyboard;
// If the score of the top suggestion exceeds this value, the tested word (e.g.,
// an OOV, a misspelling, or an in-vocabulary word) would be considered as a distracter to
@@ -51,17 +63,34 @@ public class DistracterFilter {
// the dictionary.
private static final float DISTRACTER_WORD_SCORE_THRESHOLD = 2.0f;
+ // Create empty distracter filter.
+ public DistracterFilter() {
+ this(null, new ArrayList<InputMethodSubtype>());
+ }
+
/**
* Create a DistracterFilter instance.
*
* @param context the context.
- * @param keyboard the keyboard that is currently being used. This information is needed
- * when calling mSuggest.getSuggestedWords(...) to obtain a list of suggestions.
+ * @param enabledSubtypes the enabled subtypes.
*/
- public DistracterFilter(final Context context, final Keyboard keyboard) {
+ public DistracterFilter(final Context context, final List<InputMethodSubtype> enabledSubtypes) {
mContext = context;
+ mLocaleToSubtypeMap = new HashMap<>();
+ if (enabledSubtypes != null) {
+ for (final InputMethodSubtype subtype : enabledSubtypes) {
+ final Locale locale = SubtypeLocaleUtils.getSubtypeLocale(subtype);
+ if (mLocaleToSubtypeMap.containsKey(locale)) {
+ // Multiple subtypes are enabled for one locale.
+ // TODO: Investigate what we should do for this case.
+ continue;
+ }
+ mLocaleToSubtypeMap.put(locale, subtype);
+ }
+ }
+ mLocaleToKeyboardMap = new HashMap<>();
mSuggest = new Suggest();
- mKeyboard = keyboard;
+ mKeyboard = null;
}
private static boolean suggestionExceedsDistracterThreshold(
@@ -78,6 +107,30 @@ public class DistracterFilter {
return false;
}
+ private void loadKeyboardForLocale(final Locale newLocale) {
+ final Keyboard cachedKeyboard = mLocaleToKeyboardMap.get(newLocale);
+ if (cachedKeyboard != null) {
+ mKeyboard = cachedKeyboard;
+ return;
+ }
+ final InputMethodSubtype subtype = mLocaleToSubtypeMap.get(newLocale);
+ if (subtype == null) {
+ return;
+ }
+ final EditorInfo editorInfo = new EditorInfo();
+ editorInfo.inputType = InputType.TYPE_CLASS_TEXT;
+ final KeyboardLayoutSet.Builder builder = new KeyboardLayoutSet.Builder(
+ mContext, editorInfo);
+ final Resources res = mContext.getResources();
+ final int keyboardWidth = ResourceUtils.getDefaultKeyboardWidth(res);
+ final int keyboardHeight = ResourceUtils.getDefaultKeyboardHeight(res);
+ builder.setKeyboardGeometry(keyboardWidth, keyboardHeight);
+ builder.setSubtype(subtype);
+ builder.setIsSpellChecker(false /* isSpellChecker */);
+ final KeyboardLayoutSet layoutSet = builder.build();
+ mKeyboard = layoutSet.getKeyboard(KeyboardId.ELEMENT_ALPHABET);
+ }
+
private void loadDictionariesForLocale(final Locale newlocale) throws InterruptedException {
mSuggest.mDictionaryFacilitator.resetDictionaries(mContext, newlocale,
false /* useContactsDict */, false /* usePersonalizedDicts */,
@@ -92,15 +145,21 @@ public class DistracterFilter {
* @param prevWordsInfo the information of previous words.
* @param testedWord the word that will be tested to see whether it is a distracter to words
* in dictionaries.
- * @param locale the locale of words.
+ * @param locale the locale of word.
* @return true if testedWord is a distracter, otherwise false.
*/
public boolean isDistracterToWordsInDictionaries(final PrevWordsInfo prevWordsInfo,
final String testedWord, final Locale locale) {
- if (mKeyboard == null || locale == null) {
+ if (locale == null) {
return false;
}
if (!locale.equals(mSuggest.mDictionaryFacilitator.getLocale())) {
+ if (!mLocaleToSubtypeMap.containsKey(locale)) {
+ Log.e(TAG, "Locale " + locale + " is not enabled.");
+ // TODO: Investigate what we should do for disabled locales.
+ return false;
+ }
+ loadKeyboardForLocale(locale);
// Reset dictionaries for the locale.
try {
loadDictionariesForLocale(locale);
@@ -109,11 +168,12 @@ public class DistracterFilter {
return false;
}
}
-
+ if (mKeyboard == null) {
+ return false;
+ }
final WordComposer composer = new WordComposer();
final int[] codePoints = StringUtils.toCodePointArray(testedWord);
- final int[] coordinates;
- coordinates = mKeyboard.getCoordinates(codePoints);
+ final int[] coordinates = mKeyboard.getCoordinates(codePoints);
composer.setComposingWord(codePoints, coordinates, prevWordsInfo);
final int trailingSingleQuotesCount = StringUtils.getTrailingSingleQuotesCount(testedWord);
diff --git a/java/src/com/android/inputmethod/latin/utils/DistracterFilterUtils.java b/java/src/com/android/inputmethod/latin/utils/DistracterFilterUtils.java
deleted file mode 100644
index 8a711a24e..000000000
--- a/java/src/com/android/inputmethod/latin/utils/DistracterFilterUtils.java
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
- * Copyright (C) 2014 The Android Open Source Project
- *
- * 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.
- */
-
-package com.android.inputmethod.latin.utils;
-
-import android.content.Context;
-
-import com.android.inputmethod.keyboard.Keyboard;
-import com.android.inputmethod.keyboard.KeyboardSwitcher;
-import com.android.inputmethod.keyboard.MainKeyboardView;
-
-public class DistracterFilterUtils {
- private DistracterFilterUtils() {
- // This utility class is not publicly instantiable.
- }
-
- public static final DistracterFilter createDistracterFilter(final Context context,
- final KeyboardSwitcher keyboardSwitcher) {
- final MainKeyboardView mainKeyboardView = keyboardSwitcher.getMainKeyboardView();
- // TODO: Create Keyboard when mainKeyboardView is null.
- // TODO: Figure out the most reasonable keyboard for the filter. Refer to the
- // spellchecker's logic.
- final Keyboard keyboard = (mainKeyboardView != null) ?
- mainKeyboardView.getKeyboard() : null;
- final DistracterFilter distracterFilter = new DistracterFilter(context, keyboard);
- return distracterFilter;
- }
-}