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/**
* Copyright (c) 2011-2020, hubin ([email protected]).
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.baomidou.framework.oauth2.apis;
import com.github.scribejava.core.builder.api.DefaultApi20;
import com.github.scribejava.core.extractors.OAuth2AccessTokenExtractor;
import com.github.scribejava.core.extractors.TokenExtractor;
import com.github.scribejava.core.model.OAuth2AccessToken;
import com.github.scribejava.core.model.OAuthConfig;
import com.github.scribejava.core.model.OAuthConstants;
import com.github.scribejava.core.model.Verb;
import com.github.scribejava.core.utils.OAuthEncoder;
import com.github.scribejava.core.utils.Preconditions;
/**
*
* GitHub 登录 API 类
*
* @author hubin
* @Date 2016-05-09
*/
public class GitHubApi extends DefaultApi20 {
private static final String AUTHORIZE_URL = "https://github.com/login/oauth/authorize?client_id=%s&redirect_uri=%s";
protected GitHubApi() {
}
private static class InstanceHolder {
private static final GitHubApi INSTANCE = new GitHubApi();
}
public static GitHubApi instance() {
return InstanceHolder.INSTANCE;
}
@Override
public Verb getAccessTokenVerb() {
return Verb.GET;
}
@Override
public String getAccessTokenEndpoint() {
return "https://github.com/login/oauth/access_token";
}
@Override
public String getAuthorizationUrl( OAuthConfig config ) {
Preconditions.checkValidUrl(config.getCallback(),
"Must provide a valid url as callback. GitHub does not support OOB");
final StringBuilder sb = new StringBuilder(
String.format(AUTHORIZE_URL, config.getApiKey(), OAuthEncoder.encode(config.getCallback())));
if ( config.hasScope() ) {
sb.append('&').append(OAuthConstants.SCOPE).append('=').append(OAuthEncoder.encode(config.getScope()));
}
final String state = config.getState();
if ( state != null ) {
sb.append('&').append(OAuthConstants.STATE).append('=').append(OAuthEncoder.encode(state));
}
return sb.toString();
}
@Override
public TokenExtractor getAccessTokenExtractor() {
return OAuth2AccessTokenExtractor.instance();
}
}
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