Simple storage plugin for DVHMA.
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<?xml version="1.0" encoding="UTF-8"?>
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<plugin xmlns="http://cordova.apache.org/ns/plugins/1.0" id="de.zertapps.dvhma.plugins.storage"
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version="1.0.0">
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<name>DVHMA-Storage</name>
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<description>DVHMA Storage Backend</description>
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<js-module src="www/DVHMA-Storage.js" name="DVHMA-Storage">
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<clobbers target="DVHMA-Storage" />
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</js-module>
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<!-- android -->
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<platform name="android">
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<config-file target="res/xml/config.xml" parent="/*">
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<feature name="DVHMAStorage" >
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<param name="android-package" value="de.zertapps.dvhma.plugins.storage.DVHMAStorage"/>
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</feature>
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</config-file>
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<source-file src="src/android/DVHMAStorage.java" target-dir="src/de/zertapps/dvhma/plugins/storage/" />
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<source-file src="src/android/DVHMAStorageDbHelper.java" target-dir="src/de/zertapps/dvhma/plugins/storage/" />
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</platform>
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</plugin>
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/* Copyright 2015 SAP SE
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package de.zertapps.dvhma.plugins.storage;
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import org.apache.cordova.CallbackContext;
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import org.apache.cordova.CordovaArgs;
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import org.apache.cordova.CordovaInterface;
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import org.apache.cordova.CordovaPlugin;
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import org.apache.cordova.CordovaWebView;
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import org.json.JSONArray;
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import org.json.JSONException;
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import org.json.JSONObject;
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import android.database.Cursor;
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import android.database.sqlite.SQLiteDatabase;
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public class DVHMAStorage extends CordovaPlugin {
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private DVHMAStorageDbHelper mDbHelper;
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@Override
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public void initialize(CordovaInterface cordova, CordovaWebView webView) {
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super.initialize(cordova, webView);
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mDbHelper = new DVHMAStorageDbHelper(webView.getContext());
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}
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@Override
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public boolean execute(String action, CordovaArgs args, CallbackContext callbackContext) {
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if ("create".equals(action)) {
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create(args, callbackContext);
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return true;
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} else if ("delete".equals(action)) {
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delete(args, callbackContext);
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return true;
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} else if ("get".equals(action)) {
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get(args, callbackContext);
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return true;
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} else if ("edit".equals(action)) {
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edit(args, callbackContext);
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return true;
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} else {
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callbackContext.error("Unknown action!");
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return false;
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}
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}
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private void edit(CordovaArgs args, CallbackContext callbackContext) {
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int index;
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String newTitle;
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String newContent;
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try {
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index = args.getInt(0);
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newTitle = args.getJSONObject(1).getString("title");
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newContent = args.getJSONObject(1).getString("content");
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} catch (JSONException e) {
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e.printStackTrace();
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return;
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}
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SQLiteDatabase db = mDbHelper.getWritableDatabase();
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Cursor c = db.rawQuery("SELECT * FROM " + DVHMAStorageDbHelper.TABLE_NAME + ";", null);
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c.moveToPosition(index);
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db.execSQL("UPDATE " + DVHMAStorageDbHelper.TABLE_NAME + " SET title='" + newTitle + "',content='" + newContent + "' WHERE id=" + c.getInt(c.getColumnIndex("id")) + ";");
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db.close();
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get(null, callbackContext);
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}
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private void get(CordovaArgs args, CallbackContext callbackContext) {
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SQLiteDatabase db = mDbHelper.getWritableDatabase();
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JSONArray array = new JSONArray();
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Cursor c = db.rawQuery("SELECT * FROM " + DVHMAStorageDbHelper.TABLE_NAME + ";", null);
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while (c.moveToNext()) {
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String title = c.getString(c.getColumnIndex("title"));
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String content = c.getString(c.getColumnIndex("content"));
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try {
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JSONObject obj = new JSONObject();
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obj.put("title", title);
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obj.put("content", content);
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array.put(obj);
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} catch (JSONException e) {
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e.printStackTrace();
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}
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}
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c.close();
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db.close();
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callbackContext.success(array);
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}
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private void delete(CordovaArgs args, CallbackContext callbackContext) {
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int index;
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try {
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index = args.getInt(0);
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} catch (JSONException e) {
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e.printStackTrace();
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return;
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}
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SQLiteDatabase db = mDbHelper.getWritableDatabase();
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Cursor c = db.rawQuery("SELECT * FROM " + DVHMAStorageDbHelper.TABLE_NAME + ";", null);
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c.moveToPosition(index);
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db.execSQL("DELETE FROM " + DVHMAStorageDbHelper.TABLE_NAME + " WHERE id=" + c.getInt(c.getColumnIndex("id")));
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c.close();
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db.close();
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get(null, callbackContext);
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}
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private void create(CordovaArgs args, CallbackContext callbackContext) {
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String newTitle;
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String newContent;
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try {
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newTitle = args.getJSONObject(0).getString("title");
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newContent = args.getJSONObject(0).getString("content");
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} catch (JSONException e) {
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e.printStackTrace();
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return;
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}
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SQLiteDatabase db = mDbHelper.getWritableDatabase();
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db.execSQL("INSERT INTO " + DVHMAStorageDbHelper.TABLE_NAME + " (title,content) VALUES('" + newTitle + "','" + newContent + "');");
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db.close();
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get(null, callbackContext);
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}
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}
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@ -0,0 +1,48 @@
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/* Copyright 2015 SAP SE
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package de.zertapps.dvhma.plugins.storage;
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import android.content.Context;
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import android.database.sqlite.SQLiteDatabase;
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import android.database.sqlite.SQLiteOpenHelper;
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public class DVHMAStorageDbHelper extends SQLiteOpenHelper {
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public static final int DATABASE_VERSION = 4;
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public static final String DATABASE_NAME = "Todos.db";
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public static final String TABLE_NAME = "todos";
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private static final String SQL_CREATE_ENTRIES =
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"CREATE TABLE " + TABLE_NAME + " (id INTEGER PRIMARY KEY AUTOINCREMENT, title TEXT, content TEXT)";
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private static final String SQL_DELETE_ENTRIES =
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"DROP TABLE IF EXISTS " + TABLE_NAME;
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public DVHMAStorageDbHelper(Context context) {
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super(context, DATABASE_NAME, null, DATABASE_VERSION);
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}
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@Override
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public void onCreate(SQLiteDatabase db) {
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db.execSQL(SQL_CREATE_ENTRIES);
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}
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@Override
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public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
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db.execSQL(SQL_DELETE_ENTRIES);
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db.execSQL(SQL_CREATE_ENTRIES);
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}
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}
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/* Copyright 2015 SAP SE
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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(function(cordova){
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var DVHMAStorage = function() {
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};
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DVHMAStorage.prototype.create = function(params, success, fail) {
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return cordova.exec(function(args) {
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success(args);
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}, function(args) {
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fail(args);
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}, 'DVHMAStorage', 'create', params);
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}
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DVHMAStorage.prototype.get = function(success, fail) {
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return cordova.exec(function(args) {
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success(args);
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}, function(args) {
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fail(args);
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}, 'DVHMAStorage', 'get', []);
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}
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DVHMAStorage.prototype.delete = function(params, success, fail) {
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return cordova.exec(function(args) {
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success(args);
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}, function(args) {
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fail(args);
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}, 'DVHMAStorage', 'delete', params);
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}
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DVHMAStorage.prototype.edit = function(params, success, fail) {
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return cordova.exec(function(args) {
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success(args);
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}, function(args) {
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fail(args);
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}, 'DVHMAStorage', 'edit', params);
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}
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window.todo = new DVHMAStorage();
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// backwards compatibility
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window.plugins = window.plugins || {};
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window.plugins.webintent = window.webintent;
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})(window.PhoneGap || window.Cordova || window.cordova);
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