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/*
* Copyright (C) 2009 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.svox.pico;
import java.io.File;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.os.Environment;
import android.speech.tts.TextToSpeech;
import java.util.ArrayList;
import java.util.HashMap;
/*
* Checks if the voice data for the SVOX Pico Engine is present on the
* sd card.
*/
public class CheckVoiceData extends Activity {
// The following constants are the same path constants as the ones defined
// in external/svox/pico/tts/com_svox_picottsengine.cpp
private final static String PICO_LINGWARE_PATH =
Environment.getExternalStorageDirectory() + "/svox/";
private final static String PICO_SYSTEM_LINGWARE_PATH = "/system/tts/lang_pico/";
private final static String[] dataFiles = {
"de-DE_gl0_sg.bin", "de-DE_ta.bin", "en-GB_kh0_sg.bin", "en-GB_ta.bin",
"en-US_lh0_sg.bin", "en-US_ta.bin", "es-ES_ta.bin", "es-ES_zl0_sg.bin",
"fr-FR_nk0_sg.bin", "fr-FR_ta.bin", "it-IT_cm0_sg.bin", "it-IT_ta.bin"
};
private final static String[] dataFilesInfo = {
"deu-DEU", "deu-DEU", "eng-GBR", "eng-GBR", "eng-USA", "eng-USA",
"spa-ESP", "spa-ESP", "fra-FRA", "fra-FRA", "ita-ITA", "ita-ITA"
};
private final static String[] supportedLanguages = {
"deu-DEU", "eng-GBR", "eng-USA", "spa-ESP", "fra-FRA", "ita-ITA"
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
int result = TextToSpeech.Engine.CHECK_VOICE_DATA_PASS;
boolean foundMatch = false;
ArrayList<String> available = new ArrayList<String>();
ArrayList<String> unavailable = new ArrayList<String>();
HashMap<String, Boolean> languageCountry = new HashMap<String, Boolean>();
Bundle bundle = getIntent().getExtras();
if (bundle != null){
// TODO (clchen): Add this intent to TextToSpeech.Engine
ArrayList<String> langCountryVars = bundle.getStringArrayList(
"TextToSpeech.Engine.EXTRA_CHECK_VOICE_DATA_FOR");
if (langCountryVars != null){
for (int i = 0; i < langCountryVars.size(); i++){
if (langCountryVars.get(i).length() > 0){
languageCountry.put(langCountryVars.get(i), true);
}
}
}
}
// Check for files
for (int i = 0; i < supportedLanguages.length; i++){
if ((languageCountry.size() < 1) ||
(languageCountry.containsKey(supportedLanguages[i]))){
if (!fileExists(dataFiles[2 * i]) ||
!fileExists(dataFiles[(2 * i) + 1])){
result = TextToSpeech.Engine.CHECK_VOICE_DATA_MISSING_DATA;
unavailable.add(supportedLanguages[i]);
} else {
available.add(supportedLanguages[i]);
foundMatch = true;
}
}
}
if ((languageCountry.size() > 0) && !foundMatch){
result = TextToSpeech.Engine.CHECK_VOICE_DATA_FAIL;
}
// Put the root directory for the sd card data + the data filenames
Intent returnData = new Intent();
returnData.putExtra(TextToSpeech.Engine.EXTRA_VOICE_DATA_ROOT_DIRECTORY, PICO_LINGWARE_PATH);
returnData.putExtra(TextToSpeech.Engine.EXTRA_VOICE_DATA_FILES, dataFiles);
returnData.putExtra(TextToSpeech.Engine.EXTRA_VOICE_DATA_FILES_INFO, dataFilesInfo);
// TODO (clchen): Add these intents to TextToSpeech.Engine
returnData.putStringArrayListExtra("TextToSpeech.Engine.EXTRA_AVAILABLE_VOICES", available);
returnData.putStringArrayListExtra("TextToSpeech.Engine.EXTRA_UNAVAILABLE_VOICES", unavailable);
setResult(result, returnData);
finish();
}
private boolean fileExists(String filename){
File tempFile = new File(PICO_LINGWARE_PATH + filename);
File tempFileSys = new File(PICO_SYSTEM_LINGWARE_PATH + filename);
if ((!tempFile.exists()) && (!tempFileSys.exists())) {
return false;
}
return true;
}
}
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