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export data

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This commit is contained in:
danijoo
2016-01-08 02:24:23 +01:00
parent 481253abe0
commit 9fd0b434fe
4 changed files with 133 additions and 8 deletions
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2
app/src/main/AndroidManifest.xml
View File

@@ -1,6 +1,8 @@
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="net.headlezz.notificationlogger">
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
<application
android:name=".Application"
android:allowBackup="true"

11
app/src/main/java/net/headlezz/notificationlogger/preferences/PreferenceActivity.java
View File

@@ -1,7 +1,9 @@
package net.headlezz.notificationlogger.preferences;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
@@ -69,4 +71,13 @@ public class PreferenceActivity extends AppCompatActivity implements PreferenceF
getSupportActionBar().setTitle(getString(R.string.title_settings));
super.onBackPressed();
}
// fix for callback on fragment not called
@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
Fragment frag = getSupportFragmentManager().findFragmentById(R.id.fragment_holder);
if(frag != null)
frag.onRequestPermissionsResult(requestCode, permissions, grantResults);
}
}

123
app/src/main/java/net/headlezz/notificationlogger/preferences/PreferenceFragment.java
View File

@@ -1,30 +1,52 @@
package net.headlezz.notificationlogger.preferences;
import android.Manifest;
import android.app.Activity;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.content.pm.PackageManager;
import android.database.Cursor;
import android.os.AsyncTask;
import android.os.Bundle;
import android.os.Environment;
import android.support.annotation.NonNull;
import android.support.design.widget.Snackbar;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AlertDialog;
import android.support.v7.preference.Preference;
import android.support.v7.preference.PreferenceFragmentCompat;
import android.text.Html;
import android.widget.Toast;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.JsonArray;
import net.headlezz.notificationlogger.DatabaseUtils;
import net.headlezz.notificationlogger.R;
import net.headlezz.notificationlogger.logger.LoggedNotification;
import net.headlezz.notificationlogger.logger.Logged_notificationTable;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import timber.log.Timber;
public class PreferenceFragment extends PreferenceFragmentCompat implements Preference.OnPreferenceClickListener {
private PreferenceCallbacks mCallbacks;
public static final int PERMISSION_REQUEST_CODE = 182;
final String PREF_ABOUT = "pref_about";
final String PREF_BLACKLIST = "pref_blacklist";
final String PREF_CLEAR_DATABASE = "pref_clear_database";
final String PREF_EXPORT = "pref_export";
interface PreferenceCallbacks {
void showAboutScreen();
void showBlacklistScreen();
}
@@ -34,6 +56,7 @@ public class PreferenceFragment extends PreferenceFragmentCompat implements Pref
findPreference(PREF_ABOUT).setOnPreferenceClickListener(this);
findPreference(PREF_BLACKLIST).setOnPreferenceClickListener(this);
findPreference(PREF_CLEAR_DATABASE).setOnPreferenceClickListener(this);
findPreference(PREF_EXPORT).setOnPreferenceClickListener(this);
setBlacklistItemCount();
}
@@ -60,15 +83,99 @@ public class PreferenceFragment extends PreferenceFragmentCompat implements Pref
@Override
public boolean onPreferenceClick(Preference preference) {
String key = preference.getKey();
if (key.equals(PREF_ABOUT)) {
if (key.equals(PREF_ABOUT))
mCallbacks.showAboutScreen();
return true;
} else if (key.equals(PREF_BLACKLIST)) {
else if (key.equals(PREF_BLACKLIST))
mCallbacks.showBlacklistScreen();
return true;
} else if (key.equals(PREF_CLEAR_DATABASE))
else if (key.equals(PREF_CLEAR_DATABASE))
askClearDatabase();
return false;
else if (key.equals(PREF_EXPORT))
tryExportDatabase();
return true;
}
private void tryExportDatabase() {
int requestPermission = ContextCompat.checkSelfPermission(getContext(),
Manifest.permission.WRITE_EXTERNAL_STORAGE);
if(requestPermission == PackageManager.PERMISSION_GRANTED)
exportDatabase();
else {
ActivityCompat.requestPermissions(getActivity(),
new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE},
PERMISSION_REQUEST_CODE);
}
}
@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
if(requestCode == PreferenceFragment.PERMISSION_REQUEST_CODE && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
exportDatabase();
} else
Toast.makeText(getContext(), getString(R.string.pref_error_no_export_permission), Toast.LENGTH_SHORT).show();
}
public void exportDatabase() {
final ProgressDialog progressDialog = new ProgressDialog(getContext());
progressDialog.setMessage(getContext().getString(R.string.pref_export_progress_message));
progressDialog.show();
new AsyncTask<Void, Void, String>() {
@Override
protected String doInBackground(Void... params) {
Cursor cursor = getContext().getContentResolver().query(
Logged_notificationTable.CONTENT_URI,
null, null, null, Logged_notificationTable.FIELD_DATE + " ASC"
);
JsonArray json = new JsonArray();
Gson gson = new GsonBuilder().setPrettyPrinting().create();
if (cursor != null && cursor.moveToFirst()) {
do {
LoggedNotification notification = Logged_notificationTable.getRow(cursor, false);
json.add(gson.toJson(notification, LoggedNotification.class));
} while (cursor.moveToNext());
}
if (cursor != null)
cursor.close();
File sdCard = Environment.getExternalStorageDirectory();
File file = new File(sdCard, getContext().getString(R.string.notification_export_filename));
FileOutputStream fos = null;
try {
if (!file.exists())
file.createNewFile();
fos = new FileOutputStream(file, false);
fos.write(gson.toJson(json).getBytes());
} catch (IOException e) {
Timber.e(e, "Failed to export data");
return "";
} finally {
if (fos != null)
try {
fos.close();
} catch (IOException ignored) {
}
}
return file.getAbsolutePath();
}
@Override
protected void onPostExecute(String path) {
if (progressDialog != null && progressDialog.isShowing())
progressDialog.dismiss();
if (getActivity() != null) {
String message;
if (path.isEmpty())
message = getContext().getString(R.string.pref_export_snack_failed);
else
message = String.format(getContext().getString(R.string.pref_export_snack_success), path);
Snackbar.make(getActivity().findViewById(android.R.id.content), message, Snackbar.LENGTH_SHORT).show();
}
}
}.execute();
}
private void askClearDatabase() {

5
app/src/main/res/values/strings.xml
View File

@@ -72,6 +72,11 @@
<string name="blacklist_fragment_remove_message">Remove %s from blacklist?</string>
<string name="ok">OK</string>
<string name="cancel">Cancel</string>
<string name="notification_export_filename">notification_export.json</string>
<string name="pref_error_no_export_permission">Cannot export without file access</string>
<string name="pref_export_progress_message">Exporting ...</string>
<string name="pref_export_snack_failed">Failed to export data.</string>
<string name="pref_export_snack_success">Exported to %s.</string>
<string-array name="create_categories">
<item>Alarm</item>