@Override
public int onStartCommand(Intent intent, int flags, int startid) {
SharedPreferences pref = PreferenceManager.getDefaultSharedPreferences(getApplication());
int backupIntervalMinutes =
Integer.parseInt(
pref.getString(
SettingsActivity.KEY_PREF_BACKUP_INTERVAL,
getResources().getString(R.string.pref_default_backup_interval)));
if (backupIntervalMinutes > 0) {
int backupInterval = backupIntervalMinutes * 60 * 1000;
Logger.i(
this.getClass().getName(),
"Backups running every " + backupIntervalMinutes + " minute/s");
sRunning = true;
sTimer.scheduleAtFixedRate(
new TimerTask() {
@Override
public void run() {
if (!mFirstRun) {
runBackup();
}
mFirstRun = false;
}
},
0,
backupInterval);
return START_STICKY;
} else {
Logger.i(this.getClass().getName(), "Backups are disabled");
sRunning = true;
return START_STICKY;
}
}
@Override
public void start() {
File logFile = Logger.getLogFile();
// TRICKY: make sure the github_oauth2 token has been set
int githubTokenIdentifier =
AppContext.context()
.getResources()
.getIdentifier("github_oauth2", "string", AppContext.context().getPackageName());
String githubUrl =
AppContext.context().getResources().getString(R.string.github_bug_report_repo);
if (githubTokenIdentifier != 0) {
GithubReporter reporter =
new GithubReporter(
AppContext.context(),
githubUrl,
AppContext.context().getResources().getString(githubTokenIdentifier));
reporter.reportBug(mNotes, logFile);
// empty the log
try {
FileUtils.write(logFile, "");
} catch (IOException e) {
e.printStackTrace();
}
Logger.i(this.getClass().getName(), "Submitted bug report");
} else if (githubTokenIdentifier == 0) {
Logger.w(this.getClass().getName(), "the github oauth2 token is missing");
}
}
/** Stops the service */
private void stopService() {
if (sTimer != null) {
sTimer.cancel();
}
sRunning = false;
Logger.i(this.getClass().getName(), "stopping backup service");
}
/**
* Merges chunks found in a target translation Project that do not exist in the source translation
* to a sibling chunk so that no data is lost.
*
* @param library
* @param targetTranslation target translation to merge
* @return
*/
public static boolean migrateChunkChanges(
final Library library, final TargetTranslation targetTranslation) {
try {
Logger.i(
TargetTranslationMigrator.class.getName(),
"Migrating chunks in target translation " + targetTranslation.getProjectId());
final SourceTranslation sourceTranslation =
library.getDefaultSourceTranslation(targetTranslation.getProjectId(), "en");
if (sourceTranslation == null) {
Logger.w(
TargetTranslationMigrator.class.getName(),
"Could not find a source translation for the target translation "
+ targetTranslation.getId());
return false;
}
if (targetTranslation.getPath().exists()) {
boolean migrationSuccess = true;
// perform the chunk migration on each chapter of the target translation
for (ChapterTranslation chapterTranslation : targetTranslation.getChapterTranslations()) {
Chapter chapter = library.getChapter(sourceTranslation, chapterTranslation.getId());
if (chapter != null) {
boolean success =
mergeInvalidChunksInChapter(library, sourceTranslation, targetTranslation, chapter);
migrationSuccess = migrationSuccess && success;
}
}
return migrationSuccess;
}
} catch (Exception e) {
Logger.e(
TargetTranslationMigrator.class.getName(),
"Failed to merge the chunks in the target translation "
+ targetTranslation.getProjectId());
}
return false;
}
/**
* Detects the format of the file and imports it
*
* @param file
*/
public void importTranslation(final File file) {
try {
if (file.exists() && file.isFile()) {
String[] name = file.getName().split("\\.");
if (name[name.length - 1].toLowerCase().equals(Project.PROJECT_EXTENSION)) {
// import translationStudio project
final ProgressDialog dialog = new ProgressDialog(this);
dialog.setMessage(getResources().getString(R.string.import_project));
dialog.setCancelable(false);
dialog.setCanceledOnTouchOutside(false);
dialog.show();
final Handler handle = new Handler(Looper.getMainLooper());
new ThreadableUI(this) {
@Override
public void onStop() {}
@Override
public void run() {
ProjectImport[] importRequests = Sharing.prepareArchiveImport(file);
if (importRequests.length > 0) {
boolean importWarnings = false;
for (ProjectImport s : importRequests) {
if (!s.isApproved()) {
importWarnings = true;
}
}
if (importWarnings) {
// review the import status in a dialog
FragmentTransaction ft = getFragmentManager().beginTransaction();
Fragment prev = getFragmentManager().findFragmentByTag("dialog");
if (prev != null) {
ft.remove(prev);
}
ft.addToBackStack(null);
app().closeToastMessage();
ProjectTranslationImportApprovalDialog newFragment =
new ProjectTranslationImportApprovalDialog();
newFragment.setImportRequests(importRequests);
newFragment.setOnClickListener(
new ProjectTranslationImportApprovalDialog.OnClickListener() {
@Override
public void onOk(ProjectImport[] requests) {
handle.post(
new Runnable() {
@Override
public void run() {
dialog.setMessage(getResources().getString(R.string.loading));
dialog.show();
}
});
for (ProjectImport r : requests) {
Sharing.importProject(r);
}
Sharing.cleanImport(requests);
AppContext.context().showToastMessage(R.string.success);
handle.post(
new Runnable() {
@Override
public void run() {
dialog.dismiss();
}
});
}
@Override
public void onCancel(ProjectImport[] requests) {}
});
newFragment.show(ft, "dialog");
} else {
// TODO: we should update the status with the results of the import and let the
// user see an overview of the import process.
for (ProjectImport r : importRequests) {
Sharing.importProject(r);
}
Sharing.cleanImport(importRequests);
app().showToastMessage(R.string.success);
}
} else {
Sharing.cleanImport(importRequests);
app().showToastMessage(R.string.translation_import_failed);
}
}
@Override
public void onPostExecute() {
dialog.dismiss();
}
}.start();
} else if (name[name.length - 1].toLowerCase().equals("zip")) {
// import DokuWiki files
final ProgressDialog dialog = new ProgressDialog(SharingActivity.this);
dialog.setMessage(getResources().getString(R.string.import_project));
dialog.setCanceledOnTouchOutside(false);
dialog.setCancelable(false);
dialog.show();
new ThreadableUI(this) {
@Override
public void onStop() {}
@Override
public void run() {
if (Sharing.importDokuWikiArchive(file)) {
app().showToastMessage(R.string.success);
} else {
app().showToastMessage(R.string.translation_import_failed);
}
}
@Override
public void onPostExecute() {
dialog.dismiss();
}
}.start();
} else if (name[name.length - 1].toLowerCase().equals("txt")) {
// import legacy 1.x DokuWiki files
final ProgressDialog dialog = new ProgressDialog(SharingActivity.this);
dialog.setMessage(getResources().getString(R.string.import_project));
dialog.setCanceledOnTouchOutside(false);
dialog.setCancelable(false);
dialog.show();
new ThreadableUI(this) {
@Override
public void onStop() {}
@Override
public void run() {
if (Sharing.importDokuWiki(file)) {
app().showToastMessage(R.string.success);
} else {
app().showToastMessage(R.string.translation_import_failed);
}
}
@Override
public void onPostExecute() {
dialog.dismiss();
}
}.start();
}
} else {
app().showToastMessage(R.string.missing_file);
}
} catch (Exception e) {
Logger.e(this.getClass().getName(), "Failed to read file", e);
}
}
/**
* Merges invalid chunks found in the target translation with a valid sibling chunk in order to
* preserve translation data. Merged chunks are marked as not finished to force translators to
* review the changes.
*
* @param library
* @param sourceTranslation
* @param targetTranslation
* @param chapter
* @return
*/
private static boolean mergeInvalidChunksInChapter(
final Library library,
final SourceTranslation sourceTranslation,
final TargetTranslation targetTranslation,
final Chapter chapter) {
boolean success = true;
Logger.i(
TargetTranslationMigrator.class.getName(),
"Searching chapter " + chapter.getId() + " for invalid chunks ");
// TRICKY: the translation format doesn't matter for migrating
FrameTranslation[] frameTranslations =
targetTranslation.getFrameTranslations(chapter.getId(), TranslationFormat.DEFAULT);
String invalidChunks = "";
Frame lastValidFrame = null;
for (FrameTranslation frameTranslation : frameTranslations) {
Frame frame = library.getFrame(sourceTranslation, chapter.getId(), frameTranslation.getId());
if (frame != null) {
lastValidFrame = frame;
// merge invalid frames into the existing frame
if (!invalidChunks.isEmpty()) {
targetTranslation.applyFrameTranslation(
frameTranslation, invalidChunks + frameTranslation.body);
invalidChunks = "";
targetTranslation.reopenFrame(frame);
}
} else if (!frameTranslation.body.trim().isEmpty()) {
if (lastValidFrame == null) {
// collect invalid frame
invalidChunks += frameTranslation.body + CHUNK_MERGE_MARKER;
} else { // if last frame is not null, then append invalid chunk to it
FrameTranslation lastFrameTranslation =
targetTranslation.getFrameTranslation(lastValidFrame);
targetTranslation.applyFrameTranslation(
lastFrameTranslation,
lastFrameTranslation.body + CHUNK_MERGE_MARKER + frameTranslation.body);
targetTranslation.reopenFrame(lastValidFrame);
}
targetTranslation.applyFrameTranslation(frameTranslation, ""); // clear out old data
}
}
// clean up remaining invalid chunks
if (!invalidChunks.isEmpty()) {
if (lastValidFrame == null) {
// push remaining invalid chunks onto the first available frame
String[] frameslugs = library.getFrameSlugs(sourceTranslation, chapter.getId());
if (frameslugs.length > 0) {
lastValidFrame = library.getFrame(sourceTranslation, chapter.getId(), frameslugs[0]);
} else {
Logger.w(
TargetTranslationMigrator.class.getName(),
"No frames were found for chapter " + chapter.getId());
}
}
if (lastValidFrame != null) {
FrameTranslation frameTranslation = targetTranslation.getFrameTranslation(lastValidFrame);
targetTranslation.applyFrameTranslation(
frameTranslation, invalidChunks + CHUNK_MERGE_MARKER + frameTranslation.body);
targetTranslation.reopenFrame(lastValidFrame);
}
}
return success;
}
@Override
public void onCreate() {
Logger.i(this.getClass().getName(), "starting backup service");
}
/** Performs the backup if nessesary */
private void runBackup() {
boolean backupPerformed = false;
Translator translator = AppContext.getTranslator();
TargetTranslation[] targetTranslations = translator.getTargetTranslations();
for (TargetTranslation t : targetTranslations) {
// commit pending changes
try {
t.commit();
} catch (Exception e) {
Logger.e(this.getClass().getName(), "Failed to commit changes before backing up", e);
continue;
}
// run backup if there are translations
if (t.numTranslated() > 0) {
// retreive commit hash
String tag;
try {
tag = t.getCommitHash();
} catch (Exception e) {
Logger.w(this.getClass().getName(), "Failed to read commit hash", e);
continue;
}
// check if backup is required
if (tag != null) {
File primaryBackupDir =
new File(AppContext.getPublicDirectory(), "backups/" + t.getId() + "/");
File primaryBackupFile =
new File(primaryBackupDir, tag + "." + Translator.ARCHIVE_EXTENSION);
File downloadBackupDir =
new File(AppContext.getPublicDownloadsDirectory(), "backups/" + t.getId() + "/");
File downloadBackupFile =
new File(downloadBackupDir, tag + "." + Translator.ARCHIVE_EXTENSION);
// e.g. ../../backups/uw-obs-de/[commit hash].tstudio
if (!downloadBackupFile.exists()) {
// peform backup
File archive =
new File(
AppContext.getPublicDownloadsDirectory(),
t.getId() + ".temp." + Translator.ARCHIVE_EXTENSION);
try {
translator.exportArchive(t, archive);
} catch (Exception e) {
Logger.e(
this.getClass().getName(),
"Failed to export the target translation " + t.getId(),
e);
continue;
}
if (archive.exists() && archive.isFile()) {
// move into backup
FileUtils.deleteQuietly(downloadBackupDir);
FileUtils.deleteQuietly(primaryBackupDir);
downloadBackupDir.mkdirs();
primaryBackupDir.mkdirs();
try {
// backup to downloads directory
FileUtils.copyFile(archive, downloadBackupFile);
// backup to a slightly less public area (used for auto restore)
FileUtils.copyFile(archive, primaryBackupFile);
backupPerformed = true;
} catch (IOException e) {
Logger.e(
this.getClass().getName(),
"Failed to copy the backup archive for target translation: " + t.getId(),
e);
}
archive.delete();
} else {
Logger.w(
this.getClass().getName(),
"Failed to export the target translation: " + t.getId());
}
}
} else {
Logger.w(this.getClass().getName(), "Could not find the commit hash");
}
}
}
if (backupPerformed) {
onBackupComplete();
}
}
