remove data-base

app/src/main/java/app/fedilab/android/client/entities/app/DomainsBlock.java

@@ -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;
-    }
-}

app/src/main/java/app/fedilab/android/sqlite/Sqlite.java

@@ -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;
         }