Android Open Source - Crydev.net_Reader Post Reply

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License

The source code is released under:
GNU General Public License
If you think the Android project Crydev.net_Reader listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
Java Source Code

/*
*  Crydev.net Reader/*  w  w w . jav a2  s.  c om*/
*  Copyright (C) 2013  George Piskas
*
*  This program 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.
*
*  This program 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.
*
*  You should have received a copy of the GNU General Public License along
*  with this program; if not, write to the Free Software Foundation, Inc.,
*  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*  Contact: geopiskas@gmail.com
*/

package geo.piskas.crydev;

import android.annotation.SuppressLint;
import android.app.Activity;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.os.Handler;
import android.util.Log;
import android.view.View;
import android.view.WindowManager.LayoutParams;
import android.webkit.WebChromeClient;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ProgressBar;
import android.widget.Toast;

@SuppressLint("SetJavaScriptEnabled")
public class PostReply extends Activity {

  private WebView webview;

  private SharedPreferences sharedPrefs;
  private SharedPreferences.Editor sharedPrefsEditor;

  private String username, password;
  private Button bPostReply, bChangeUser;
  private EditText etPost, etUsername, etPassword;
  private ProgressBar progress;

  private boolean userchanged, loggedin, posted, backButtonEnabled;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.postreply);
    getWindow().setLayout(LayoutParams.MATCH_PARENT,
        LayoutParams.WRAP_CONTENT);
    webview = new WebView(this);
    init();
    prepareWebview();
  }

  private void init() {
    sharedPrefs = getSharedPreferences(Utils.SHARED_PREFS, 0);

    bPostReply = (Button) findViewById(R.id.bpostreply);
    bChangeUser = (Button) findViewById(R.id.bchangeuser);
    etPost = (EditText) findViewById(R.id.etpost);
    etUsername = (EditText) findViewById(R.id.etpostusername);
    etPassword = (EditText) findViewById(R.id.etpostpassword);
    progress = (ProgressBar) findViewById(R.id.progresspost);
    try {
      etPost.setText(getIntent().getStringExtra("backup"));
    } catch (Exception e) {

    }
    username = sharedPrefs.getString("username", "");
    etUsername.setText(username);
    password = sharedPrefs.getString("password", "");
    etPassword.setText(password);

    userchanged = sharedPrefs.getBoolean("userchanged", false);
    sharedPrefsEditor = sharedPrefs.edit();
    sharedPrefsEditor.putBoolean("userchanged", false);
    sharedPrefsEditor.commit();

    loggedin = false;
    posted = false;
    backButtonEnabled = true;

    if (username.equals("")) {
      bChangeUser.setVisibility(View.GONE);
      etUsername.setEnabled(true);
      etPassword.setEnabled(true);
      userchanged = true;
    }
  }

  private void prepareWebview() {
    webview.getSettings().setJavaScriptEnabled(true);
    webview.getSettings().setSavePassword(false);
    webview.setWebChromeClient(new WebChromeClient());
    webview.setWebViewClient(new WebViewClient() {

      @Override
      public void onPageFinished(WebView view, String url) {

        if (webview.getTitle().contains("Information")
            && webview
                .findAll("This message has been posted successfully.") > 0) {

          Toast.makeText(getApplicationContext(),
              getResources().getString(R.string.reply_posted),
              Toast.LENGTH_LONG).show();
          webview.stopLoading();
          setResult(1);
          finish();
        }

        if (userchanged && webview.getTitle().contains("Post a reply")) {
          webview.loadUrl("javascript:(function() { window.location = document.getElementById('login').href })()");
          Handler myHandler = new Handler();
          myHandler.postDelayed(loadPostPage, 3000);
          userchanged = false;
        } else if (webview.getTitle().contains("Post a reply")) {
          if (!posted) {
            webview.loadUrl("javascript:(function() { document.getElementsByName('subject')[0].value='Posted using Crydev Reader!'; document.getElementsByName('message')[0].value ='"
                + etPost.getText().toString()
                + "'; document.getElementsByName('post')[0].click(); })()");
            posted = true;
          }
        } else if (webview.getTitle().contains("Log in")) {
          if (loggedin) {
            webview.stopLoading();
            progress.setVisibility(View.INVISIBLE);
            Utils.showIncorrectLoginAndRestart(PostReply.this,
                etPost.getText().toString());
          } else {
            webview.loadUrl("javascript:(function() { document.getElementsByName('username')[1].value='"
                + username
                + "'; document.getElementsByName('password')[1].value='"
                + password
                + "'; document.getElementsByName('login')[1].click(); })()");
            loggedin = true;
            userchanged = false;
            sharedPrefsEditor = sharedPrefs.edit();
            sharedPrefsEditor.putString("username", username);
            sharedPrefsEditor.putString("password", password);
            sharedPrefsEditor.commit();
          }
        }
      }
    });

  }

  public void changeUserClick(View v) {
    bChangeUser.setVisibility(View.GONE);
    etUsername.setText("");
    etPassword.setText("");
    etUsername.setEnabled(true);
    etPassword.setEnabled(true);
    userchanged = true;
  }

  public void postReplyClick(View v) {
    if (!etUsername.getText().toString().trim().equals("")
        && !etPassword.getText().toString().trim().equals("")
        && !etPost.getText().toString().trim().equals("")) {
      bPostReply.setVisibility(View.GONE);
      bChangeUser.setEnabled(false);
      progress.setVisibility(View.VISIBLE);
      etPost.setEnabled(false);
      etUsername.setEnabled(false);
      etPassword.setEnabled(false);
      backButtonEnabled = false;
      try {
        username = etUsername.getText().toString().trim();
        password = etPassword.getText().toString().trim();
        webview.loadUrl(getIntent().getStringExtra("link"));

      } catch (Exception e) {
        Utils.showConnectionErrorPopup(webview, this);
        Log.e("Connection Error - PostReply", e.toString());
        e.printStackTrace();
      }
    } else {
      Toast.makeText(getApplicationContext(),
          getResources().getString(R.string.fill_fields),
          Toast.LENGTH_SHORT).show();
    }

  }

  @Override
  public void onBackPressed() {
    if (backButtonEnabled) {
      super.onBackPressed();
    }
  }

  private Runnable loadPostPage = new Runnable() {
    @Override
    public void run() {
      webview.loadUrl(getIntent().getStringExtra("link"));
    }
  };

}
Java Source Code List
