SnsAccessTokenApi.java
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/**
* Copyright (c) 2011-2015, Unas 小强哥 (unas@qq.com).
* <p/>
* Licensed under the Apache License, Version 2.0 (the "License");
*/
package com.jfinal.weixin.sdk.api;
import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.Callable;
import com.jfinal.kit.PropKit;
import com.jfinal.kit.StrKit;
import com.jfinal.weixin.sdk.kit.PaymentKit;
import com.jfinal.weixin.sdk.utils.HttpUtils;
import com.jfinal.weixin.sdk.utils.RetryUtils;
/**
* 网页授权获取 access_token API
*/
public class SnsAccessTokenApi {
private static String url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid={appid}&secret={secret}&code={code}&grant_type=authorization_code";
private static String authorize_uri = "https://open.weixin.qq.com/connect/oauth2/authorize";
private static String qrconnect_url = "https://open.weixin.qq.com/connect/qrconnect";
/**
* 生成Authorize链接
* @param appId 应用id
* @param redirect_uri 回跳地址
* @param snsapiBase snsapi_base(不弹出授权页面,只能拿到用户openid)snsapi_userinfo(弹出授权页面,这个可以通过 openid 拿到昵称、性别、所在地)
* @return url
*/
public static String getAuthorizeURL(String appId, String redirect_uri, boolean snsapiBase) {
return getAuthorizeURL(appId, redirect_uri, null, snsapiBase);
}
/**
* 生成Authorize链接
* @param appId 应用id
* @param redirectUri 回跳地址
* @param state 重定向后会带上state参数,开发者可以填写a-zA-Z0-9的参数值,最多128字节
* @param snsapiBase snsapi_base(不弹出授权页面,只能拿到用户openid)snsapi_userinfo(弹出授权页面,这个可以通过 openid 拿到昵称、性别、所在地)
* @return url
*/
public static String getAuthorizeURL(String appId, String redirectUri, String state, boolean snsapiBase) {
Map<String, String> params = new HashMap<String, String>();
params.put("appid", appId);
params.put("response_type", "code");
params.put("redirect_uri", redirectUri);
// snsapi_base(不弹出授权页面,只能拿到用户openid)
// snsapi_userinfo(弹出授权页面,这个可以通过 openid 拿到昵称、性别、所在地)
if (snsapiBase) {
params.put("scope", "snsapi_base");
} else {
params.put("scope", "snsapi_userinfo");
}
if (StrKit.isBlank(state)) {
params.put("state", "wx#wechat_redirect");
} else {
params.put("state", state.concat("#wechat_redirect"));
}
String para = PaymentKit.packageSign(params, false);
return authorize_uri + "?" + para;
}
/**
* 生成网页二维码授权链接
* @param appId 应用id
* @param redirect_uri 回跳地址
* @return url
*/
public static String getQrConnectURL(String appId, String redirect_uri) {
return getQrConnectURL(appId, redirect_uri, null);
}
/**
* 生成网页二维码授权链接
* @param appId 应用id
* @param redirect_uri 回跳地址
* @param state 重定向后会带上state参数,开发者可以填写a-zA-Z0-9的参数值,最多128字节
* @return url
*/
public static String getQrConnectURL(String appId, String redirect_uri, String state) {
Map<String, String> params = new HashMap<String, String>();
params.put("appid", appId);
params.put("response_type", "code");
params.put("redirect_uri", redirect_uri);
params.put("scope", "snsapi_login");
if (StrKit.isBlank(state)) {
params.put("state", "wx#wechat_redirect");
} else {
params.put("state", state.concat("#wechat_redirect"));
}
String para = PaymentKit.packageSign(params, false);
return qrconnect_url + "?" + para;
}
/**
* 通过code获取access_token
*
* @param code 第一步获取的code参数
* @param appId 应用唯一标识
* @param secret 应用密钥AppSecret
* @return SnsAccessToken
*/
public static SnsAccessToken getSnsAccessToken(String appId, String secret, String code) {
final String accessTokenUrl = url.replace("{appid}", appId).replace("{secret}", secret).replace("{code}", code);
return RetryUtils.retryOnException(3, new Callable<SnsAccessToken>() {
@Override
public SnsAccessToken call() throws Exception {
String json = HttpUtils.get(accessTokenUrl);
return new SnsAccessToken(json);
}
});
}
public static void main(String[] args) throws UnsupportedEncodingException {
PropKit.use("a_little_config.txt");
String appid = PropKit.get("appId");
String redirectUri = URLEncoder.encode("http://atao.s1.natapp.cc/park/parkListView","UTF-8");
String result = SnsAccessTokenApi.getAuthorizeURL(appid,redirectUri,"",false);
System.out.println(result);
}
}