Android Open Source - oauthd-android-sdk O Auth Dialog

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License

The source code is released under:

Apache License

Java Source Code

package com.fonerevolution.oauthd;
/*ww w  . jav a2 s. c  o m*/
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;

import org.json.JSONException;
import org.json.JSONObject;

import android.annotation.SuppressLint;
import android.app.Dialog;
import android.app.ProgressDialog;
import android.content.Context;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.view.Display;
import android.view.ViewGroup;
import android.view.Window;
import android.webkit.CookieManager;
import android.webkit.CookieSyncManager;
import android.webkit.WebChromeClient;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.FrameLayout;
import android.widget.LinearLayout;

public class OAuthDialog extends Dialog {

        private ProgressDialog mProgress;
        private LinearLayout mLayout;
        private WebView mWebView;
        private OAuthData mdata;
        private OAuthCallback mListener;
        private String mUrl;
        private static final FrameLayout.LayoutParams MATCH = new FrameLayout.LayoutParams(
            ViewGroup.LayoutParams.MATCH_PARENT,
            ViewGroup.LayoutParams.MATCH_PARENT);

        /**
         * @param context
         */
        public OAuthDialog(Context context, String url) {
                super(context);
                mdata = new OAuthData();
                mUrl = url;
        }
        
        public OAuthData getData() {
                return mdata;
        }
        
        @SuppressWarnings("deprecation")
    @SuppressLint("SetJavaScriptEnabled")
        @Override
        protected void onCreate(Bundle savedInstanceState) {
                super.onCreate(savedInstanceState);
                
                requestWindowFeature(Window.FEATURE_NO_TITLE);
                
                mProgress = new ProgressDialog(getContext());
                mProgress.requestWindowFeature(Window.FEATURE_NO_TITLE);
                mProgress.setMessage("Loading...");
                
                mLayout = new LinearLayout(getContext());
                mLayout.setOrientation(LinearLayout.VERTICAL);
                
                mWebView = new WebView(getContext());
                mWebView.setVerticalScrollBarEnabled(false);
                mWebView.setHorizontalScrollBarEnabled(false);
                mWebView.getSettings().setJavaScriptEnabled(true);
                mWebView.getSettings().setSupportZoom(false);
                mWebView.setLayoutParams(MATCH);

                mWebView.setWebViewClient(new OAuthWebViewClient());
        mWebView.setWebChromeClient(new WebChromeClient());
        
        mWebView.loadUrl(mUrl);
        mLayout.addView(mWebView);
        
        Display display = getWindow().getWindowManager().getDefaultDisplay();
                addContentView(mLayout, new FrameLayout.LayoutParams(display.getWidth() - 20, display.getHeight() - 20));
                CookieSyncManager.createInstance(getContext());
                CookieManager cookieManager = CookieManager.getInstance();
                cookieManager.removeAllCookie();
                
        }
        
        public void setOAuthCallback(OAuthCallback callback) {
                mListener = callback;
        }

        private class OAuthWebViewClient extends WebViewClient {

                /*
        **  Manage if the url should be load or not, and get the result of the request
        **
        */
        @Override
        public boolean shouldOverrideUrlLoading(WebView view, String url)
        {
                   String urldecode = null;
                try {
                                urldecode = URLDecoder.decode(url, "UTF-8");
                        } catch (UnsupportedEncodingException e) {
                                mdata.status = "error";
                mdata.error = e.getMessage();
                        }
                if ( ! urldecode.contains("#oauthio="))
                        return false;
                
                     int index = urldecode.indexOf("=");
                     String json = urldecode.substring(0, index + 1);
                     json = urldecode.replace(json, "");
                     JSONObject jsonObj = null;
                     try {
                                jsonObj = new JSONObject(json);
                        } catch (JSONException e) {
                                mdata.status = "error";
                    mdata.error = e.getMessage();
                        }
                     try {
                             mdata.status = jsonObj.getString("status");
                             if (mdata.status.contains("success"))
                             {
                                     mdata.provider = jsonObj.getString("provider");
                                     mdata.state = jsonObj.getString("state");
                                     JSONObject data = jsonObj.getJSONObject("data");
                                     if (data.has("access_token"))
                                             mdata.token = data.getString("access_token");
                                     else if (data.has("oauth_token"))
                                             mdata.token = data.getString("oauth_token");
                            if (data.has("oauth_token_secret"))
                                             mdata.secret = data.getString("oauth_token_secret");
                                     if (data.has("expires_in"))
                                             mdata.expires_in = data.getString("expires_in");
                             }
                             if (mdata.status.contains("error"))
                             {
                                     mdata.error = jsonObj.getString("message");
                             }
                        } catch (JSONException e) {
                                mdata.status = "error";
                                mdata.error = e.getMessage();
                        }
                     mListener.onFinished(mdata);
                     OAuthDialog.this.dismiss();
                     return true;
        }


        /*
        **  Catch the error if an error occurs
        ** 
        */
        @Override
        public void onReceivedError(WebView view, int errorCode, String description, String failingUrl)
        {
                super.onReceivedError(view, errorCode, description, failingUrl);
            mdata.status = "error";
            mdata.error = description;
            mListener.onFinished(mdata);
            OAuthDialog.this.dismiss();
        }


        /*
        **  Display a dialog when the page start
        **
        */
        @Override
        public void onPageStarted(WebView view, String url, Bitmap favicon)
        {
                super.onPageStarted(view, url, favicon);
                   mProgress.show();
        }


                /*
                **  Remove the dialog when the page finish loading
                **
                */
                @Override
                public void onPageFinished(WebView view, String url)
                {
                        super.onPageFinished(view, url);
                        mProgress.dismiss();
                }
        }
}

Java Source Code List

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