src/com/owncloud/android/ui/dialog/SamlWebViewDialog.java

   1 package com.owncloud.android.ui.dialog;
   2
   3 import android.annotation.SuppressLint;
   4 import android.app.AlertDialog;
   5 import android.app.Dialog;
   6 import android.os.Bundle;
   7 import android.os.Handler;
   8 import android.support.v4.app.DialogFragment;
   9 import android.webkit.CookieManager;
  10 import android.webkit.WebSettings;
  11 import android.webkit.WebView;
  12
  13 import com.owncloud.android.Log_OC;
  14 import com.owncloud.android.authentication.AuthenticatorActivity;
  15 import com.owncloud.android.authentication.SsoWebViewClient;
  16 import com.owncloud.android.authentication.SsoWebViewClient.SsoWebViewClientListener;
  17
  18 import eu.alefzero.webdav.WebdavClient;
  19
  20 /**
  21  * Dialog to show the WebView for SAML Authentication
  22  *
  23  * @author Maria Asensio
  24  */
  25 public class SamlWebViewDialog extends DialogFragment
  26                                implements SsoWebViewClientListener{
  27
  28     public final String SAML_DIALOG_TAG = "SamlWebViewDialog";
  29
  30     private final static String TAG =  SamlWebViewDialog.class.getSimpleName();
  31
  32     private WebView mSsoWebView;
  33     private SsoWebViewClient mWebViewClient;
  34
  35     private static String mUrl;
  36     private static String mTargetUrl;
  37
  38     private static Handler mHandler;
  39
  40
  41     /**
  42      * Public factory method to get dialog instances.
  43      *
  44      * @param handler
  45      * @param Url           Url to open at WebView
  46      * @param targetURL     mHostBaseUrl + AccountUtils.getWebdavPath(mDiscoveredVersion, mCurrentAuthTokenType)
  47      * @return              New dialog instance, ready to show.
  48      */
  49     public static SamlWebViewDialog newInstance(Handler handler,String url, String targetUrl) {
  50         SamlWebViewDialog fragment = new SamlWebViewDialog();
  51         mHandler = handler;
  52         mUrl = url;
  53         mTargetUrl = targetUrl;
  54         return fragment;
  55     }
  56
  57
  58     @Override
  59     public void onSaveInstanceState(Bundle outState) {
  60         super.onSaveInstanceState(outState);
  61
  62         // Save the state of the WebView
  63         mSsoWebView.saveState(outState);
  64     }
  65
  66
  67     @Override
  68     public Dialog onCreateDialog(Bundle savedInstanceState) {
  69         Log_OC.d(TAG, "On Create Dialog");
  70
  71         /// load the dialog
  72         initWebView(savedInstanceState);
  73         setRetainInstance(true);
  74         /// build the dialog
  75         AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
  76
  77         Dialog dialog = builder.setView(mSsoWebView).create();
  78
  79         return dialog;
  80     }
  81
  82
  83     @SuppressLint("SetJavaScriptEnabled")
  84     private void initWebView(Bundle savedInstanceState) {
  85         CookieManager cookieManager = CookieManager.getInstance();
  86         cookieManager.setAcceptCookie(true);
  87         //cookieManager.removeSessionCookie();
  88
  89         mWebViewClient = new SsoWebViewClient(mHandler, this);
  90         mWebViewClient.setTargetUrl(mTargetUrl);
  91         if (savedInstanceState == null) {
  92
  93             Log_OC.d(TAG, "Saved Instance State NULL");
  94             mSsoWebView = new WebView(getActivity()) {
  95                 @Override
  96                 public boolean onCheckIsTextEditor() {
  97                     return true;
  98                 }
  99             };
 100
 101             mSsoWebView.setWebViewClient(mWebViewClient);
 102             mSsoWebView.setFocusable(true);
 103             mSsoWebView.setFocusableInTouchMode(true);
 104             mSsoWebView.setClickable(true);
 105
 106             WebSettings webSettings = mSsoWebView.getSettings();
 107             webSettings.setJavaScriptEnabled(true);
 108             webSettings.setBuiltInZoomControls(true);
 109             webSettings.setLoadWithOverviewMode(false);
 110             webSettings.setSavePassword(false);
 111             webSettings.setUserAgentString(WebdavClient.USER_AGENT);
 112
 113             mSsoWebView.loadUrl(mUrl);
 114         }
 115         else {
 116             Log_OC.d(TAG, "Saved Instance State NOT NULL");
 117
 118             mSsoWebView.restoreState(savedInstanceState);
 119         }
 120
 121     }
 122
 123     @Override
 124     public void onDestroyView() {
 125         Dialog dialog = getDialog();
 126         Log_OC.d(TAG, "On Destroy");
 127         // Work around bug: http://code.google.com/p/android/issues/detail?id=17423
 128         if ((dialog != null) && getRetainInstance())
 129             getDialog().setOnDismissListener(null);
 130
 131         super.onDestroyView();
 132     }
 133
 134
 135     @Override
 136     public void onSsoFinished(String sessionCookie) {
 137         //Toast.makeText(this, "got cookies: " + sessionCookie, Toast.LENGTH_LONG).show();
 138
 139         if (sessionCookie != null && sessionCookie.length() > 0) {
 140             Log_OC.d(TAG, "Successful SSO - time to save the account");
 141             ((AuthenticatorActivity) getActivity()).onSamlDialogSuccess(sessionCookie);
 142             dismiss();
 143
 144         } else {
 145             // TODO - show fail
 146             Log_OC.d(TAG, "SSO failed");
 147         }
 148     }
 149
 150 }