193 lines
7.4 KiB
Java
193 lines
7.4 KiB
Java
/* Copyright 2017 Thomas Schneider
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*
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* This file is a part of Mastalab
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*
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* This program is free software; you can redistribute it and/or modify it under the terms of the
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* GNU General Public License as published by the Free Software Foundation; either version 3 of the
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* License, or (at your option) any later version.
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*
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* Mastalab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
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* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with Mastalab; if not,
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* see <http://www.gnu.org/licenses>. */
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package fr.gouv.etalab.mastodon.activities;
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import android.content.Context;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.net.Uri;
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import android.os.AsyncTask;
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import android.os.Build;
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import android.os.Bundle;
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import android.support.v7.app.AlertDialog;
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import android.webkit.CookieManager;
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import android.webkit.CookieSyncManager;
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import android.webkit.WebChromeClient;
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import android.webkit.WebView;
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import android.webkit.WebViewClient;
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import android.widget.ProgressBar;
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import android.widget.Toast;
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import org.json.JSONException;
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import org.json.JSONObject;
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import java.util.HashMap;
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import fr.gouv.etalab.mastodon.asynctasks.UpdateAccountInfoAsyncTask;
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import fr.gouv.etalab.mastodon.client.HttpsConnection;
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import fr.gouv.etalab.mastodon.helper.Helper;
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import fr.gouv.etalab.mastodon.R;
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/**
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* Created by Thomas on 24/04/2017.
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* Webview to connect accounts
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*/
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public class WebviewConnectActivity extends BaseActivity {
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private WebView webView;
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private AlertDialog alert;
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private String clientId, clientSecret;
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private String instance;
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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SharedPreferences sharedpreferences = getSharedPreferences(Helper.APP_PREFS, android.content.Context.MODE_PRIVATE);
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int theme = sharedpreferences.getInt(Helper.SET_THEME, Helper.THEME_DARK);
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if( theme == Helper.THEME_LIGHT){
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setTheme(R.style.AppTheme);
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}else {
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setTheme(R.style.AppThemeDark);
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}
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setContentView(R.layout.activity_webview_connect);
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Bundle b = getIntent().getExtras();
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if(b != null)
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instance = b.getString("instance");
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if( instance == null)
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finish();
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clientId = sharedpreferences.getString(Helper.CLIENT_ID, null);
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clientSecret = sharedpreferences.getString(Helper.CLIENT_SECRET, null);
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webView = findViewById(R.id.webviewConnect);
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clearCookies(getApplicationContext());
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final ProgressBar pbar = findViewById(R.id.progress_bar);
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webView.setWebChromeClient(new WebChromeClient() {
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@Override
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public void onProgressChanged(WebView view, int progress) {
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if (progress < 100 && pbar.getVisibility() == ProgressBar.GONE) {
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pbar.setVisibility(ProgressBar.VISIBLE);
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}
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pbar.setProgress(progress);
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if (progress == 100) {
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pbar.setVisibility(ProgressBar.GONE);
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}
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}
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});
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webView.setWebViewClient(new WebViewClient() {
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@SuppressWarnings("deprecation")
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@Override
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public boolean shouldOverrideUrlLoading(WebView view, String url){
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super.shouldOverrideUrlLoading(view,url);
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if( url.contains(Helper.REDIRECT_CONTENT_WEB)){
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String val[] = url.split("code=");
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if (val.length< 2){
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Toast.makeText(getApplicationContext(), R.string.toast_code_error, Toast.LENGTH_LONG).show();
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Intent myIntent = new Intent(WebviewConnectActivity.this, LoginActivity.class);
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startActivity(myIntent);
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finish();
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return false;
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}
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String code = val[1];
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final String action = "/oauth/token";
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final HashMap<String, String> parameters = new HashMap<>();
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parameters.put(Helper.CLIENT_ID, clientId);
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parameters.put(Helper.CLIENT_SECRET, clientSecret);
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parameters.put(Helper.REDIRECT_URI,Helper.REDIRECT_CONTENT_WEB);
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parameters.put("grant_type", "authorization_code");
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parameters.put("code",code);
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new Thread(new Runnable(){
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@Override
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public void run() {
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try {
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final String response = new HttpsConnection().post("https://" + instance + action, 30, parameters, null);
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JSONObject resobj;
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try {
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resobj = new JSONObject(response);
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String token = resobj.get("access_token").toString();
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SharedPreferences sharedpreferences = getSharedPreferences(Helper.APP_PREFS, Context.MODE_PRIVATE);
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SharedPreferences.Editor editor = sharedpreferences.edit();
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editor.putString(Helper.PREF_KEY_OAUTH_TOKEN, token);
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editor.apply();
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//Update the account with the token;
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new UpdateAccountInfoAsyncTask(WebviewConnectActivity.this, token, instance).executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
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} catch (JSONException ignored) {}
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} catch (Exception ignored) {}
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}}).start();
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return true;
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}
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return false;
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}
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});
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webView.loadUrl(redirectUserToAuthorizeAndLogin());
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}
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@Override
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public void onBackPressed() {
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if (webView != null && webView.canGoBack()) {
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webView.goBack();
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} else {
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super.onBackPressed();
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}
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}
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private String redirectUserToAuthorizeAndLogin() {
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String queryString = Helper.CLIENT_ID + "="+ clientId;
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queryString += "&" + Helper.REDIRECT_URI + "="+ Uri.encode(Helper.REDIRECT_CONTENT_WEB);
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queryString += "&" + Helper.RESPONSE_TYPE +"=code";
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queryString += "&" + Helper.SCOPE +"=" + Helper.OAUTH_SCOPES;
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return "https://" + instance + Helper.EP_AUTHORIZE + "?" + queryString;
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}
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@Override
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public void onDestroy() {
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super.onDestroy();
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if (alert != null) {
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alert.dismiss();
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alert = null;
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}
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}
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@SuppressWarnings("deprecation")
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public static void clearCookies(Context context)
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{
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP_MR1) {
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CookieManager.getInstance().removeAllCookies(null);
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CookieManager.getInstance().flush();
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} else {
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CookieSyncManager cookieSyncMngr=CookieSyncManager.createInstance(context);
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cookieSyncMngr.startSync();
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CookieManager cookieManager=CookieManager.getInstance();
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cookieManager.removeAllCookie();
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cookieManager.removeSessionCookie();
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cookieSyncMngr.stopSync();
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cookieSyncMngr.sync();
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}
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}
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} |