Android Open Source - azure-activedirectory-library-for-android Webview Helper

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Back to project page azure-activedirectory-library-for-android.

License

The source code is released under:

Apache License

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Java Source Code

package com.microsoft.aad.adal;
/*from   www  .  j a  v  a2  s  . com*/
import java.io.Serializable;
import java.io.UnsupportedEncodingException;

import android.content.Intent;
import android.text.TextUtils;

/**
 * Wrapper class to handle internals for request intent and response for custom
 * webview usage.
 */
class WebviewHelper {

    private static final String TAG = "WebviewHelper";

    private Intent mRequestIntent;

    private AuthenticationRequest mRequest;

    /**
     * Construct with incoming requestIntent that you receive at
     * startActivityForResult.
     * 
     * @param requestIntent Intent that has request information.
     */
    public WebviewHelper(Intent requestIntent) {
        mRequestIntent = requestIntent;
        mRequest = getAuthenticationRequestFromIntent(mRequestIntent);
    }

    /**
     * Check request intent fields.
     */
    public void validateRequestIntent() {

        if (mRequest == null) {
            Logger.v(TAG, "Request item is null, so it returns to caller");
            throw new IllegalArgumentException("Request is null");
        }

        if (TextUtils.isEmpty(mRequest.getAuthority())) {
            throw new IllegalArgumentException("Authority is null");
        }

        if (TextUtils.isEmpty(mRequest.getResource())) {
            throw new IllegalArgumentException("Resource is null");
        }

        if (TextUtils.isEmpty(mRequest.getClientId())) {
            throw new IllegalArgumentException("ClientId is null");
        }

        if (TextUtils.isEmpty(mRequest.getRedirectUri())) {
            throw new IllegalArgumentException("RedirectUri is null");
        }
    }

    /**
     * Gets startUrl to use as url to start webview.
     * 
     * @return Url
     * @throws UnsupportedEncodingException
     */
    public String getStartUrl() throws UnsupportedEncodingException {
        Oauth2 oauth = new Oauth2(mRequest);
        return oauth.getCodeRequestUrl();
    }

    /**
     * Gets redirect url to tell the webview to stop before navigating.
     * 
     * @return Url
     */
    public String getRedirectUrl() {
        return mRequest.getRedirectUri();
    }

    /**
     * Creates result intent to pass into onActivityResult method.
     * 
     * @param finalUrl
     * @return Intent
     */
    public Intent getResultIntent(final String finalUrl) {
        if (mRequestIntent != null) {
            AuthenticationRequest authRequest = getAuthenticationRequestFromIntent(mRequestIntent);

            Intent resultIntent = new Intent();
            resultIntent.putExtra(AuthenticationConstants.Browser.RESPONSE_FINAL_URL, finalUrl);
            resultIntent.putExtra(AuthenticationConstants.Browser.RESPONSE_REQUEST_INFO,
                    authRequest);
            resultIntent.putExtra(AuthenticationConstants.Browser.REQUEST_ID,
                    authRequest.getRequestId());

            return resultIntent;
        }

        throw new IllegalArgumentException("requestIntent is null");
    }

    private AuthenticationRequest getAuthenticationRequestFromIntent(Intent callingIntent) {
        AuthenticationRequest authRequest = null;

        Serializable request = callingIntent
                .getSerializableExtra(AuthenticationConstants.Browser.REQUEST_MESSAGE);

        if (request instanceof AuthenticationRequest) {
            authRequest = (AuthenticationRequest)request;
        }

        return authRequest;
    }
}

Java Source Code List