Java tutorial
/** * This file is part of FileSpace for Android, an app for managing your server (files, talks...). * <p> * Copyright (c) 2014-2015 FileSpace for Android contributors (http://mercandalli.com) * <p> * LICENSE: * <p> * FileSpace for Android is free software: you can redistribute it and/or modify it under the terms of the GNU General * Public License as published by the Free Software Foundation, either version 2 of the License, or (at your option) any * later version. * <p> * FileSpace for Android is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more * details. * * @author Jonathan Mercandalli * @license http://www.gnu.org/licenses/gpl.html * @copyright 2014-2015 FileSpace for Android contributors (http://mercandalli.com) */ package com.mercandalli.android.apps.files.main; import android.app.Activity; import android.content.Context; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.util.Log; import com.mercandalli.android.apps.files.common.listener.IBitmapListener; import com.mercandalli.android.apps.files.common.net.TaskGetDownloadImage; import com.mercandalli.android.apps.files.file.FileModel; import com.mercandalli.android.apps.files.file.FileUtils; import com.mercandalli.android.apps.files.main.network.NetUtils; import com.mercandalli.android.apps.files.user.UserModel; import com.mercandalli.android.library.base.java.Base64; import com.mercandalli.android.library.base.java.HashUtils; import org.json.JSONException; import org.json.JSONObject; import java.io.File; import java.text.DateFormat; import java.text.SimpleDateFormat; import java.util.Date; import java.util.Locale; import java.util.TimeZone; /** * TODO - Need a review ! (Shared pref) */ public class Config { private static final String TAG = "Config"; // Local routes public static final String LOCAL_FOLDER_NAME_DEFAULT = "FileSpace"; private static final String FILE_NAME = "settings_json_1.txt"; // Server routes public static final String ABOUT_URL = "http://mercandalli.com/"; public static final String WEB_APPLICATION = "http://mercandalli.com/FileSpace"; private static final String START_ROUTE = "FileSpace-API/"; public static final String ROUTE_FILE = START_ROUTE + "file"; public static final String ROUTE_FILE_DELETE = START_ROUTE + "file_delete"; public static final String ROUTE_SUPPORT_COMMENT = START_ROUTE + "support/comment"; public static final String ROUTE_SUPPORT_COMMENT_DELETE = START_ROUTE + "support/comment/delete"; public static final String ROUTE_SUPPORT_COMMENT_DEVICE_ID = START_ROUTE + "support/comment/device_id"; public static final String ROUTE_VERSION_SUPPORTED = START_ROUTE + "version/supported"; public static final String ROUTE_INFORMATION = START_ROUTE + "information"; public static final String ROUTE_USER = START_ROUTE + "user"; public static final String ROUTE_USER_DELETE = START_ROUTE + "user_delete"; public static final String ROUTE_USER_PUT = START_ROUTE + "user_put"; public static final String ROUTE_USER_MESSAGE = START_ROUTE + "user_message"; public static final String ROUTE_USER_CONVERSATION = START_ROUTE + "user_conversation"; public static final String ROUTE_USER_CONNECTION = START_ROUTE + "user_connection"; /** * Static int to save/load */ private enum ENUM_Int { INTEGER_USER_ID(-1, "int_user_id_1"), INTEGER_USER_ID_FILE_PROFILE_PICTURE(-1, "int_user_id_file_profile_picture_1"), INTEGER_USER_FILE_MODE_VIEW(-1, "int_user_file_mode_view_1"),; int value; String key; ENUM_Int(int init, String key) { this.value = init; this.key = key; } } /** * Static boolean to save/load */ private enum ENUM_Boolean { BOOLEAN_AUTO_CONNECTION(true, "boolean_auto_connection_1"), BOOLEAN_USER_ADMIN(false, "boolean_user_admin_1"); boolean value; String key; ENUM_Boolean(boolean init, String key) { this.value = init; this.key = key; } } /** * Static Sctring to save/load */ private enum ENUM_String { STRING_USER_USERNAME("", "string_user_username_1"), STRING_USER_PASSWORD("", "string_user_password_1"), STRING_USER_REG_ID("", "string_user_reg_id_1"), STRING_USER_NOTE_WORKSPACE_1("", "string_user_note_workspace_1"), STRING_LOCAL_FOLDER_NAME_1("", "string_local_folder_name_1"),; String value; String key; ENUM_String(String init, String key) { this.value = init; this.key = key; } } private static Config sInstance; public static Config getInstance(final Activity activity) { if (sInstance == null) { sInstance = new Config(activity.getApplicationContext()); } return sInstance; } private Config(final Context context) { load(context); } private static void save(Context context) { try { JSONObject tmpJson = new JSONObject(); JSONObject tmpSettings1 = new JSONObject(); for (ENUM_Int enum_int : ENUM_Int.values()) { tmpSettings1.put(enum_int.key, enum_int.value); } for (ENUM_Boolean enum_boolean : ENUM_Boolean.values()) { tmpSettings1.put(enum_boolean.key, enum_boolean.value); } for (ENUM_String enum_string : ENUM_String.values()) { tmpSettings1.put(enum_string.key, enum_string.value); } tmpJson.put("settings_1", tmpSettings1); FileUtils.writeStringFile(context, FILE_NAME, tmpJson.toString()); } catch (JSONException e) { Log.e(TAG, "Failed to convert Json", e); } } private void load(final Context context) { final String fileContent = FileUtils.readStringFile(context, FILE_NAME); if (fileContent == null) { return; } try { JSONObject tmpJson = new JSONObject(fileContent); if (tmpJson.has("settings_1")) { JSONObject tmpSettings1 = tmpJson.getJSONObject("settings_1"); for (ENUM_Int enum_int : ENUM_Int.values()) { if (tmpSettings1.has(enum_int.key)) { enum_int.value = tmpSettings1.getInt(enum_int.key); } } for (ENUM_Boolean enum_boolean : ENUM_Boolean.values()) { if (tmpSettings1.has(enum_boolean.key)) { enum_boolean.value = tmpSettings1.getBoolean(enum_boolean.key); } } for (ENUM_String enum_string : ENUM_String.values()) { if (tmpSettings1.has(enum_string.key)) { enum_string.value = tmpSettings1.getString(enum_string.key); } } } } catch (JSONException e) { Log.e(getClass().getName(), "Failed to convert Json", e); } } public static boolean isLogged() { return getUserId() > -1; } public static int getUserId() { return ENUM_Int.INTEGER_USER_ID.value; } public static void setUserId(Context context, int value) { if (ENUM_Int.INTEGER_USER_ID.value != value) { ENUM_Int.INTEGER_USER_ID.value = value; save(context); } } public static String getUserNoteWorkspace1() { return ENUM_String.STRING_USER_NOTE_WORKSPACE_1.value; } public static void setUserNoteWorkspace1(Context context, String value) { if (value == null) { return; } if (!ENUM_String.STRING_USER_NOTE_WORKSPACE_1.value.equals(value)) { ENUM_String.STRING_USER_NOTE_WORKSPACE_1.value = value; save(context); } } public static String getUserUsername() { return ENUM_String.STRING_USER_USERNAME.value; } public static String getUserToken() { final DateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm", Locale.US); df.setTimeZone(TimeZone.getTimeZone("gmt")); final String currentDate = df.format(new Date()); String log = ENUM_String.STRING_USER_USERNAME.value; String pass = HashUtils.sha1(HashUtils.sha1(ENUM_String.STRING_USER_PASSWORD.value) + currentDate); String authentication = String.format("%s:%s", log, pass); return Base64.encodeBytes(authentication.getBytes()); } public static void setUserUsername(Context context, String value) { if (value == null) { return; } if (!ENUM_String.STRING_USER_USERNAME.value.equals(value)) { ENUM_String.STRING_USER_USERNAME.value = value; save(context); } } public static String getLocalFolderName() { return ENUM_String.STRING_LOCAL_FOLDER_NAME_1.value; } public static String getUserPassword() { return ENUM_String.STRING_USER_PASSWORD.value; } public static void setUserPassword(Context context, String value) { if (value == null) { return; } if (!ENUM_String.STRING_USER_PASSWORD.value.equals(value)) { ENUM_String.STRING_USER_PASSWORD.value = value; save(context); } } public static String getNotificationId() { return ENUM_String.STRING_USER_REG_ID.value; } public static void setNotificationId(Context context, String value) { if (value == null) { return; } if (!value.equals(ENUM_String.STRING_USER_REG_ID.value)) { ENUM_String.STRING_USER_REG_ID.value = value; save(context); } } public static Bitmap getUserProfilePicture(Activity activity) { File file = new File(activity.getFilesDir() + "/file_" + getUserIdFileProfilePicture()); if (file.exists()) { return BitmapFactory.decodeFile(file.getPath()); } else if (NetUtils.isInternetConnection(activity)) { FileModel.FileModelBuilder fileModelBuilder = new FileModel.FileModelBuilder(); fileModelBuilder.id(getUserIdFileProfilePicture()); new TaskGetDownloadImage(activity, fileModelBuilder.build(), 100_000, new IBitmapListener() { @Override public void execute(Bitmap bitmap) { //TODO photo profile } }).execute(); } return null; } public static int getUserIdFileProfilePicture() { return ENUM_Int.INTEGER_USER_ID_FILE_PROFILE_PICTURE.value; } public static void setUserIdFileProfilePicture(Activity activity, int value) { if (ENUM_Int.INTEGER_USER_ID_FILE_PROFILE_PICTURE.value != value) { ENUM_Int.INTEGER_USER_ID_FILE_PROFILE_PICTURE.value = value; save(activity); } } public int getUserFileModeView() { return ENUM_Int.INTEGER_USER_FILE_MODE_VIEW.value; } public void setUserFileModeView(Activity activity, int value) { if (ENUM_Int.INTEGER_USER_FILE_MODE_VIEW.value != value) { ENUM_Int.INTEGER_USER_FILE_MODE_VIEW.value = value; save(activity); } } public static boolean isUserAdmin() { return ENUM_Boolean.BOOLEAN_USER_ADMIN.value; } public static void setUserAdmin(Context context, boolean value) { if (ENUM_Boolean.BOOLEAN_USER_ADMIN.value != value) { ENUM_Boolean.BOOLEAN_USER_ADMIN.value = value; save(context); } } public static boolean isAutoConnection() { return ENUM_Boolean.BOOLEAN_AUTO_CONNECTION.value; } public static void setAutoConnection(Context context, boolean value) { if (ENUM_Boolean.BOOLEAN_AUTO_CONNECTION.value != value) { ENUM_Boolean.BOOLEAN_AUTO_CONNECTION.value = value; save(context); } } public static UserModel getUser() { return new UserModel(getUserId(), getUserUsername(), getUserPassword(), getNotificationId(), isUserAdmin()); } public static String getFileName() { return FILE_NAME; } /** * Reset the saved values * (When the user log out) */ public static void reset(Activity activity) { setNotificationId(activity, ""); setUserUsername(activity, ""); setUserPassword(activity, ""); setAutoConnection(activity, true); setUserId(activity, -1); setUserAdmin(activity, false); setUserIdFileProfilePicture(activity, -1); } }