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/*
* Copyright 2014-2015 Wesley Lin
*
* 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 data.task;
import action.ConvertToOtherLanguages;
import com.intellij.ide.util.PropertiesComponent;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.fileEditor.FileEditorManager;
import com.intellij.openapi.progress.ProgressIndicator;
import com.intellij.openapi.progress.Task;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.vfs.LocalFileSystem;
import com.intellij.openapi.vfs.VirtualFile;
import data.Log;
import data.SerializeUtil;
import data.StorageDataKey;
import language_engine.TranslationEngineType;
import language_engine.bing.BingTranslationApi;
import language_engine.google.GoogleTranslationApi;
import module.AndroidString;
import module.FilterRule;
import module.SupportedLanguages;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.io.*;
import java.util.ArrayList;
import java.util.List;
/**
* Created by Wesley Lin on 12/1/14.
*/
public class GetTranslationTask extends Task.Backgroundable {
private List<SupportedLanguages> selectedLanguages;
private final List<AndroidString> androidStrings;
private double indicatorFractionFrame;
private TranslationEngineType translationEngineType;
private boolean override;
private VirtualFile clickedFile;
private static final String BingIdInvalid = "Invalid client id or client secret, " +
"please check them <html><a href=\"https://datamarket.azure.com/developer/applications\">here</a></html>";
private static final String BingQuotaExceeded = "Microsoft Translator quota exceeded, " +
"please check your data usage <html><a href=\"https://datamarket.azure.com/account/datasets\">here</a></html>";
private static final String GoogleErrorUnknown = "Error, please check API key in the settings panel.";
private static final String GoogleDailyLimitError = "Daily Limit Exceeded, please note that Google Translation API " +
"is a <html><a href=\"https://cloud.google.com/translate/v2/pricing\">paid service.</a></html>";
private String errorMsg = null;
public GetTranslationTask(Project project, String title,
List<SupportedLanguages> selectedLanguages,
List<AndroidString> androidStrings,
TranslationEngineType translationEngineType,
boolean override,
VirtualFile clickedFile) {
super(project, title);
this.selectedLanguages = selectedLanguages;
this.androidStrings = androidStrings;
this.translationEngineType = translationEngineType;
this.indicatorFractionFrame = 1.0d / (double)(this.selectedLanguages.size());
this.override = override;
this.clickedFile = clickedFile;
}
@Override
public void run(ProgressIndicator indicator) {
for (int i = 0; i < selectedLanguages.size(); i++) {
SupportedLanguages language = selectedLanguages.get(i);
List<List<AndroidString>> filteredAndSplittedString
= splitAndroidString(filterAndroidString(androidStrings, language, override), translationEngineType);
List<AndroidString> translationResult = new ArrayList<AndroidString>();
for (int j = 0; j < filteredAndSplittedString.size(); j++) {
translationResult.addAll(getTranslationEngineResult(
filteredAndSplittedString.get(j),
language,
SupportedLanguages.English,
translationEngineType
));
indicator.setFraction(indicatorFractionFrame * (double)(i)
+ indicatorFractionFrame / filteredAndSplittedString.size() * (double)(j));
indicator.setText("Translating to " + language.getLanguageEnglishDisplayName()
+ " (" + language.getLanguageDisplayName() + ")");
}
String fileName = getValueResourcePath(language);
List<AndroidString> fileContent = getTargetAndroidStrings(androidStrings, translationResult, fileName, override);
writeAndroidStringToLocal(myProject, fileName, fileContent);
}
}
@Override
public void onSuccess() {
if (errorMsg == null || errorMsg.isEmpty())
return;
ConvertToOtherLanguages.showErrorDialog(getProject(), errorMsg);
}
private String getValueResourcePath(SupportedLanguages language) {
String resPath = clickedFile.getPath().substring(0,
clickedFile.getPath().indexOf("/res/") + "/res/".length());
return resPath + "values-" + language.getAndroidStringFolderNameSuffix()
+ "/" + clickedFile.getName();
}
// todo: if got error message, should break the background task
private List<AndroidString> getTranslationEngineResult(@NotNull List<AndroidString> needToTranslatedString,
@NotNull SupportedLanguages targetLanguageCode,
@NotNull SupportedLanguages sourceLanguageCode,
TranslationEngineType translationEngineType) {
List<String> querys = AndroidString.getAndroidStringValues(needToTranslatedString);
// Log.i(querys.toString());
List<String> result = null;
switch (translationEngineType) {
case Bing:
String accessToken = BingTranslationApi.getAccessToken();
if (accessToken == null) {
errorMsg = BingIdInvalid;
return null;
}
result = BingTranslationApi.getTranslatedStringArrays2(accessToken, querys, sourceLanguageCode, targetLanguageCode);
if ((result == null || result.isEmpty()) && !querys.isEmpty()) {
errorMsg = BingQuotaExceeded;
return null;
}
break;
case Google:
result = GoogleTranslationApi.getTranslationJSON(querys, targetLanguageCode, sourceLanguageCode);
if (result == null) {
errorMsg = GoogleErrorUnknown;
return null;
} else if (result.isEmpty() && !querys.isEmpty()) {
errorMsg = GoogleDailyLimitError;
return null;
}
break;
}
List<AndroidString> translatedAndroidStrings = new ArrayList<AndroidString>();
// Log.i("needToTranslatedString.size(): " + needToTranslatedString.size(),
// "result.size(): " + result.size());
for (int i = 0; i < needToTranslatedString.size(); i++) {
translatedAndroidStrings.add(new AndroidString(
needToTranslatedString.get(i).getKey(), result.get(i)));
}
return translatedAndroidStrings;
}
private List<List<AndroidString>> splitAndroidString(List<AndroidString> origin, TranslationEngineType engineType) {
List<List<AndroidString>> splited = new ArrayList<List<AndroidString>>();
int splitFragment = 50;
switch (engineType) {
case Bing:
splitFragment = 50;
break;
case Google:
splitFragment = 50;
break;
}
if (origin.size() <= splitFragment) {
splited.add(origin);
} else {
int count = (origin.size() % splitFragment == 0) ? (origin.size() / splitFragment) : (origin.size() / splitFragment + 1);
for (int i = 1; i <= count; i++) {
int end = i * splitFragment;
if (end > origin.size()) {
end = origin.size();
}
splited.add(origin.subList((i - 1) * splitFragment, end));
}
}
return splited;
}
private List<AndroidString> filterAndroidString(List<AndroidString> origin,
SupportedLanguages language,
boolean override) {
List<AndroidString> result = new ArrayList<AndroidString>();
VirtualFile targetStringFile = LocalFileSystem.getInstance().findFileByPath(
getValueResourcePath(language));
List<AndroidString> targetAndroidStrings = new ArrayList<AndroidString>();
if (targetStringFile != null) {
try {
targetAndroidStrings = AndroidString.getAndroidStringsList(targetStringFile.contentsToByteArray());
} catch (IOException e1) {
e1.printStackTrace();
}
}
String rulesString = PropertiesComponent.getInstance().getValue(StorageDataKey.SettingFilterRules);
List<FilterRule> filterRules = new ArrayList<FilterRule>();
if (rulesString == null) {
filterRules.add(FilterRule.DefaultFilterRule);
} else {
filterRules = SerializeUtil.deserializeFilterRuleList(rulesString);
}
// Log.i("targetAndroidString: " + targetAndroidStrings.toString());
for (AndroidString androidString : origin) {
// filter rules
if (FilterRule.inFilterRule(androidString.getKey(), filterRules))
continue;
// override
if (!override && !targetAndroidStrings.isEmpty()) {
// check if there is the androidString in this file
// if there is, filter it
if (isAndroidStringListContainsKey(targetAndroidStrings, androidString.getKey())) {
continue;
}
}
result.add(androidString);
}
return result;
}
private static List<AndroidString> getTargetAndroidStrings(List<AndroidString> sourceAndroidStrings,
List<AndroidString> translatedAndroidStrings,
String fileName,
boolean override) {
if(translatedAndroidStrings == null) {
translatedAndroidStrings = new ArrayList<AndroidString>();
}
VirtualFile existenceFile = LocalFileSystem.getInstance().findFileByPath(fileName);
List<AndroidString> existenceAndroidStrings = null;
if (existenceFile != null && !override) {
try {
existenceAndroidStrings = AndroidString.getAndroidStringsList(existenceFile.contentsToByteArray());
} catch (IOException e) {
e.printStackTrace();
}
} else {
existenceAndroidStrings = new ArrayList<AndroidString>();
}
Log.i("sourceAndroidStrings: " + sourceAndroidStrings,
"translatedAndroidStrings: " + translatedAndroidStrings,
"existenceAndroidStrings: " + existenceAndroidStrings);
List<AndroidString> targetAndroidStrings = new ArrayList<AndroidString>();
for(int i = 0; i < sourceAndroidStrings.size(); i ++) {
AndroidString string = sourceAndroidStrings.get(i);
AndroidString resultString = new AndroidString(string);
// if override is checked, skip setting the existence value, for performance issue
if (!override) {
String existenceValue = getAndroidStringValueInList(existenceAndroidStrings, resultString.getKey());
if (existenceValue != null) {
resultString.setValue(existenceValue);
}
}
String translatedValue = getAndroidStringValueInList(translatedAndroidStrings, resultString.getKey());
if (translatedValue != null) {
resultString.setValue(translatedValue);
}
targetAndroidStrings.add(resultString);
}
Log.i("targetAndroidStrings: " + targetAndroidStrings);
return targetAndroidStrings;
}
private static void writeAndroidStringToLocal(final Project myProject, String filePath, List<AndroidString> fileContent) {
File file = new File(filePath);
final VirtualFile virtualFile;
boolean fileExits = true;
try {
file.getParentFile().mkdirs();
if (!file.exists()) {
fileExits = false;
file.createNewFile();
}
//Change by GodLikeThomas FIX: Appeared Messy code under windows --start;
//FileWriter fileWriter = new FileWriter(file.getAbsoluteFile());
//BufferedWriter writer = new BufferedWriter(fileWriter);
//writer.write(getFileContent(fileContent));
//writer.close();
FileOutputStream fos = new FileOutputStream(file.getAbsoluteFile());
OutputStreamWriter osw = new OutputStreamWriter(fos,"UTF-8");
osw.write(getFileContent(fileContent));
osw.close();
//Change by GodLikeThomas FIX: Appeared Messy code under windows --end;
} catch (IOException e) {
e.printStackTrace();
}
if (fileExits) {
virtualFile = LocalFileSystem.getInstance().findFileByIoFile(file);
if (virtualFile == null)
return;
virtualFile.refresh(true, false, new Runnable() {
@Override
public void run() {
openFileInEditor(myProject, virtualFile);
}
});
} else {
virtualFile = LocalFileSystem.getInstance().refreshAndFindFileByIoFile(file);
openFileInEditor(myProject, virtualFile);
}
}
private static void openFileInEditor(final Project myProject, @Nullable final VirtualFile file) {
if (file == null)
return;
// run in UI thread:
// https://theantlrguy.atlassian.net/wiki/display/~admin/Intellij+plugin+development+notes#Intellijplugindevelopmentnotes-GUIandthreads,backgroundtasks
ApplicationManager.getApplication().invokeLater(new Runnable() {
@Override
public void run() {
final FileEditorManager editorManager = FileEditorManager.getInstance(myProject);
editorManager.openFile(file, true);
}
});
}
private static String getFileContent(List<AndroidString> fileContent) {
String xmlHeader = "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n";
String stringResourceHeader = "<resources>\n\n";
String stringResourceTail = "</resources>\n";
StringBuilder sb = new StringBuilder();
sb.append(xmlHeader).append(stringResourceHeader);
for (AndroidString androidString : fileContent) {
sb.append("\t").append(androidString.toString()).append("\n");
}
sb.append("\n").append(stringResourceTail);
return sb.toString();
}
private static boolean isAndroidStringListContainsKey(List<AndroidString> androidStrings, String key) {
List<String> keys = AndroidString.getAndroidStringKeys(androidStrings);
return keys.contains(key);
}
public static String getAndroidStringValueInList(List<AndroidString> androidStrings, String key) {
for (AndroidString androidString : androidStrings) {
if (androidString.getKey().equals(key)) {
return androidString.getValue();
}
}
return null;
}
}