org.github.oauth2.OAuth2Utils.java Source code

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Here is the source code for org.github.oauth2.OAuth2Utils.java

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/******************************************************************************
 *  Copyright (c) 2011 GitHub Inc.
 *  All rights reserved. This program and the accompanying materials
 *  are made available under the terms of the Eclipse Public License v1.0
 *  which accompanies this distribution, and is available at
 *  http://www.eclipse.org/legal/epl-v10.html
 *
 *  Contributors:
 *    Kevin Sawicki (GitHub Inc.) - initial API and implementation
 *****************************************************************************/
package org.github.oauth2;

import java.util.ArrayList;
import java.util.List;

import org.apache.http.NameValuePair;
import org.apache.http.client.utils.URLEncodedUtils;
import org.apache.http.message.BasicNameValuePair;

/**
 * OAuth2 utilities.
 */
public class OAuth2Utils {

    /**
     * Generate authorize url for given client with default scope
     * 
     * @param client
     * @return authorize url
     */
    public static String getAuthorizeUrl(OAuth2Client client) {
        return getAuthorizeUrl(client, null);
    }

    /**
     * Generate authorize url for given client with given scope
     * 
     * @param client
     * @param scope
     * @return authorize url
     */
    public static String getAuthorizeUrl(OAuth2Client client, String scope) {
        List<NameValuePair> params = new ArrayList<NameValuePair>();
        params.add(new BasicNameValuePair(IOAuth2Constants.PARAM_REDIRECT_URI, client.getRedirectUri()));
        params.add(new BasicNameValuePair(IOAuth2Constants.PARAM_CLIENT_ID, client.getId()));
        if (scope != null && scope.length() > 0)
            params.add(new BasicNameValuePair(IOAuth2Constants.PARAM_SCOPE, scope));
        String query = URLEncodedUtils.format(params, null);
        return client.getAuthorizeUrl() + '?' + query;
    }
}