remove data-base

This commit is contained in:
Thomas 2022-12-02 15:53:58 +01:00
parent 95beb7f3c1
commit 4e2701cb5e
2 changed files with 3 additions and 133 deletions

View File

@ -1,132 +0,0 @@
package app.fedilab.android.client.entities.app;
import android.content.ContentValues;
import android.content.Context;
import android.content.SharedPreferences;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import androidx.preference.PreferenceManager;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.URL;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.concurrent.TimeUnit;
import javax.net.ssl.HttpsURLConnection;
import app.fedilab.android.exception.DBException;
import app.fedilab.android.helper.Helper;
import app.fedilab.android.sqlite.Sqlite;
public class DomainsBlock {
public static final String LAST_DATE_OF_UPDATE = "LAST_DATE_OF_UPDATE";
public static List<String> trackingDomains = null;
private static void getDomains(Context context) {
if (trackingDomains == null) {
try {
SQLiteDatabase db = Sqlite.getInstance(context.getApplicationContext(), Sqlite.DB_NAME, null, Sqlite.DB_VERSION).open();
Cursor c = db.query(Sqlite.TABLE_DOMAINS_TRACKING, null, null, null, null, null, null, null);
trackingDomains = cursorToDomain(c);
} catch (Exception e) {
e.printStackTrace();
}
}
}
public static void updateDomains(Context _mContext) {
SharedPreferences sharedpreferences = PreferenceManager.getDefaultSharedPreferences(_mContext);
String last_date = sharedpreferences.getString(LAST_DATE_OF_UPDATE, null);
Date dateUpdate = new Date(System.currentTimeMillis() - TimeUnit.DAYS.toMillis(10));
Date dateLastUpdate = Helper.stringToDate(_mContext, last_date);
SQLiteDatabase db = Sqlite.getInstance(_mContext.getApplicationContext(), Sqlite.DB_NAME, null, Sqlite.DB_VERSION).open();
if (last_date == null || dateUpdate.after(dateLastUpdate)) {
new Thread(() -> {
try {
HttpsURLConnection connection = (HttpsURLConnection) new URL("https://hosts.fedilab.app/hosts").openConnection();
if (connection.getResponseCode() > HttpsURLConnection.HTTP_MOVED_TEMP) {
return;
}
BufferedReader br = new BufferedReader(new InputStreamReader(connection.getInputStream()));
String line;
List<String> domains = new ArrayList<>();
while ((line = br.readLine()) != null) {
if (line.startsWith("0.0.0.0 ")) {
try {
domains.add(line.replace("0.0.0.0 ", "").trim());
} catch (Exception e) {
return;
}
}
}
br.close();
connection.disconnect();
insertDomains(db, domains);
SharedPreferences.Editor editor = sharedpreferences.edit();
editor.putString(LAST_DATE_OF_UPDATE, Helper.dateToString(new Date()));
editor.apply();
} catch (IOException | DBException e) {
e.printStackTrace();
}
}).start();
} else {
getDomains(_mContext);
}
}
/**
* Insert a domains in db
*
* @param domains {@link List<String>}
* @throws DBException exception with database
*/
private static void insertDomains(SQLiteDatabase db, List<String> domains) throws DBException {
if (db == null) {
throw new DBException("db is null. Wrong initialization.");
}
db.delete(Sqlite.TABLE_DOMAINS_TRACKING, null, null);
DomainsBlock.trackingDomains = new ArrayList<>();
for (String domain : domains) {
ContentValues values = new ContentValues();
values.put(Sqlite.COL_DOMAIN, domain);
//Inserts token
try {
db.insertOrThrow(Sqlite.TABLE_DOMAINS_TRACKING, null, values);
} catch (Exception e) {
e.printStackTrace();
}
DomainsBlock.trackingDomains.add(domain);
}
}
/***
* Method to hydrate domain from database
* @param c Cursor
* @return List<String>
*/
private static List<String> cursorToDomain(Cursor c) {
//No element found
if (c.getCount() == 0) {
c.close();
return null;
}
List<String> domains = new ArrayList<>();
while (c.moveToNext()) {
domains.add(c.getString(c.getColumnIndexOrThrow(Sqlite.COL_DOMAIN)));
}
//Close the cursor
c.close();
//domains list is returned
return domains;
}
}

View File

@ -23,7 +23,7 @@ import android.database.sqlite.SQLiteOpenHelper;
public class Sqlite extends SQLiteOpenHelper {
public static final int DB_VERSION = 6;
public static final int DB_VERSION = 7;
public static final String DB_NAME = "fedilab_db";
//Table of owned accounts
@ -227,6 +227,8 @@ public class Sqlite extends SQLiteOpenHelper {
db.execSQL("ALTER TABLE " + TABLE_STATUS_CACHE + " ADD COLUMN " + COL_SLUG + " TEXT");
db.execSQL("DELETE FROM " + TABLE_STATUS_CACHE);
db.execSQL("DROP TABLE IF EXISTS " + TABLE_QUICK_LOAD);
case 6:
db.execSQL("DROP TABLE IF EXISTS " + TABLE_DOMAINS_TRACKING);
default:
break;
}