PHP教程：微信开发之网页授权获取用户信息(二)

$menu = '{
"button":[
{
"type": "view",
"name": "商城",
"url": "https://open.weixin.qq.com/connect/oauth/authorize?appid=xxx&redirect_uri=http://tx.heivr.com/index.php&response_type=code&scope=snsapi_base&state=#wechat_redirect"
},
{
"name":"快递服务",
"sub_button":[
{
"type":"click",
"name":"发快递",
"key":"express"
},
{
"type":"click",
"name":"快递查询",
"key":"ww"
}
]
},
]
}'; 

<?php
namespace common\tools\wechat;
/**
* 微信哀求相关配置类库
*/
class ConfigTool {
/**
* 微信配置参数
* @return array 配置参数
*/
public function setConfig() {
// 用于验证微信接口配置信息的Token,可以任意填写
$config['token'] = '自己的token';
// appID
$config['appid'] = '自己的appid';
// appSecret
$config['secret'] = '自己的secret';
// 回调链接地址
$config['redirect_uri'] = 'http://tx.heivr.com/index.php?';
// 是否以 HTTPS 安全协议访问接口
$config['https_request'] = false;
// 授权作用域,snsapi_base (不弹出授权页面,直接跳转,只能获取用户openid),
// snsapi_userinfo (弹出授权页面,可通过openid拿到昵称、性别、所在地.并且,
// 即使在未关注的情况下,只要用户授权,也能获取其信息)
$config['scope'] = 'snsapi_userinfo';
// 语言
$config['lang'] = 'zh_CN'; // zh_CN 简体,zh_TW 繁体,en 英语
// 微信公众账户授权地址
$config['mp_authorize_url'] = 'https://api.weixin.qq.com/cgi-bin/token';
// 微信公众账户js临时票据地址
$config['jsapi_ticket_url'] = 'https://api.weixin.qq.com/cgi-bin/ticket/getticket';
// 授权地址
$config['authorize_url'] = 'https://open.weixin.qq.com/connect/oauth/authorize';
// 获取access token 的地址
$config['access_token_url'] = 'https://api.weixin.qq.com/sns/oauth/access_token';
// 刷新 token 的地址
$config['refresh_token_url'] = 'https://api.weixin.qq.com/sns/oauth/refresh_token';
// 获取用户信息地址
$config['userinfo_url'] = 'https://api.weixin.qq.com/sns/userinfo';
// 验证access token
$config['valid_token_url'] = 'https://api.weixin.qq.com/sns/auth';
// 上传临时素材地址
$config['media_temp_upload_url'] = 'https://api.weixin.qq.com/cgi-bin/media/upload?';
// 上传永久素材地址
$config['media_forever_upload_url'] = 'https://api.weixin.qq.com/cgi-bin/material/add_material?';
return $config;
}
}

<?php
namespace common\tools;
/**
* https哀求相关类库
*/
class HttpsTool {
const TIMEOUT = ; // 设置超时时间
private $ch; // curl对象
/**
* 发送curl哀求,并获取哀求结果
* @param string 哀求地址
* @param array 如果是post哀求则需要传入哀求参数
* @param string 哀求方法,get 或者 post, 默认为get
* @param bool 是否以https协议哀求
*/
public function send_request($requests, $params = null, $method = 'get', $https = true) {
// 以get方式提交
if ($method == 'get') {
if($params){
$request = $requests . $this->create_url($params);
}else{
$request = $requests;
}
}else{
$request = $requests;
}
$this->ch = curl_init($request);
curl_setopt($this->ch, CURLOPT_RETURNTRANSFER, );// 设置不显示结果,储存入变量
curl_setopt($this->ch, CURLOPT_TIMEOUT, self::TIMEOUT); // 设置超时限制防止死循环
// 判断是否以https方式访问
if ($https) {
curl_setopt($this->ch, CURLOPT_SSL_VERIFYPEER, ); // 对认证证书来源的检查
curl_setopt($this->ch, CURLOPT_SSL_VERIFYHOST, ); // 从证书中检查SSL加密算法是否存在
}
if ($method == 'post') { // 以post方式提交
//curl_setopt($this->ch, CURLOPT_SAFE_UPLOAD, false); //php .文件上传必加内容,.不需要
curl_setopt($this->ch, CURLOPT_POST, ); // 发送一个常规的Post哀求
curl_setopt($this->ch, CURLOPT_POSTFIELDS, $params); // Post提交的数据包
curl_setopt($this->ch, CURLOPT_RETURNTRANSFER, );
}
$tmpInfo = curl_exec($this->ch); // 执行操作
if (curl_errno($this->ch)) {
echo 'Errno:'.curl_error($this->ch);//捕抓异常
}
curl_close($this->ch); // 关闭CURL会话
//var_dump($tmpInfo);exit;
return $tmpInfo; // 返回数据
}
/**
* 生成url
*/
public function create_url($data) {
$temp = '?';
foreach ($data as $key => $item) {
$temp = $temp . $key . '=' . $item . '&';
}
return substr($temp, , -);
}
}

<?php 
namespace common\tools\wechat;
use common\tools\wechat\ConfigTool;
use common\tools\HttpsTool;
/**
* Weixin_oauth 类库
*/
class OauthTool {
public $conf;
public function __construct(){
$re = new ConfigTool; 
$this->conf = $re->setConfig();
} 
/**
* 生成用户授权的地址
* @param string 自定义需要保持的信息
* @param sting 哀求的路由
* @param bool 是否是通过公众平台方式认真
*/
public function authorize_addr($route, $state='', $mp=false) {
if ($mp) {
$data = [
'appid' => $this->conf['appid'],
'secret' => $this->conf['token'],
'grant_type' => 'client_credential'
];
$url = $this->conf['mp_authorize_url'];
} else {
$data = [
'appid' => $this->conf['appid'], //公众号唯一标识
'redirect_uri' => urlencode($this->conf['redirect_uri'] . $route), //授权后重定向的回调链接地址
'response_type' => 'code', //返回类型,此处填写code
'scope'=>$this->conf['scope'], //应用授权作用域
'state'=>$state, //重定向后带上state参数,开发者可以填写任意参数
'#wechat_redirect'=>'' //直接在微信打开链接,可不填,做页面重定向时必须带此参数
];
$url = $this->conf['authorize_url'];
}
$send = new HttpsTool;
//var_dump($url . $send->create_url($data));exit;
return $url . $send->create_url($data);
}
/**
* 获取 access token
* @param string 用于换取access token的code,微信提供
*/
public function access_token($code) {
$data = [
'appid' => $this->conf['appid'],
'secret' => $this->conf['secret'],
'code' => $code,
'grant_type' => 'authorization_code'
];
// 生成授权url
$url = $this->conf['access_token_url'];
$send = new HttpsTool;
return $send->send_request($url, $data);
}
/**
* 获取用户信息
* @param string access token
* @param string 用户的open id
*/
public function userinfo($token, $openid) {
$data = [
'access_token' => $token,
'openid' => $openid,
'lang' => $this->conf['lang']
];
// 生成授权url
$url = $this->conf['userinfo_url'];
$send = new HttpsTool;
return $send->send_request($url, $data);
}
}

<?php
namespace wechat\controllers\classes;
use common\tools\wechat\OauthTool;
use common\models\User;
use common\tools\EmojiTool;
/**
* 微信用户基本信息获取
*/
class UserinfoClass {
/**
* 用户授权并获取code 
* @return string 用户code
*/
public function getCode($route, $state){
$re = new OauthTool;
$request = $re->authorize_addr($route, $state);
$code = isset($_GET['code']) ? $_GET['code'] : '';
return [$request,$code];
}
/**
* 获取用户信息并写入数据库(之后加参数传给code)
*/
public function info($code) {
$re = new OauthTool;
//获取access token
$access = $re->access_token($code);
$token = json_decode($access,true);
//header("Content-type: text/html; charset=gbk"); 
//获取用户信息
if(count($token) != ) {
$response = $re->userinfo($token['access_token'], $token['openid']);
$user = json_decode($response,true);
//用户昵称转换
//$user['nickname'] = EmojiTool::emoji_trans($user['nickname']);
if($model = User::findOne(['openid' => $user['openid'] ])) { //用户已存在更新数据
$model->attributes = $user;
$model->modify_time = time();
$model->save(false);
}else{ //用户不存在写入
$model = new User;
$model->attributes = $user;
$model->create_time = time();
$model->save(false);
}
}
return isset($model->id) ? $model->id : '';
}
} 

/**
* 产品列表
* @return object 所有可用产品信息
*/
public function actionIndex(){
//判断页面是否自动刷新
if(isset($_GET['state'])) {
$refresh = ;
}else{
$refresh = ;
}
//获取用户code
$user = new UserinfoClass;
$request = $user->getCode('r=store/index', );
//该用户userid
$userid = $user->info($request[]);
$model = new Product;
$list = $model->find()->where(['status' => ])->all();
return $this->render('index',['list' => $list, 'refresh' => $refresh, 'userid' => $userid, 'request' => $request]);
}

<script type="text/javascript">
//自动哀求获取code
$(function(){
var refresh = <?= $refresh; ?>;
var request = '<?= $request[]; ?>';
if(refresh == ){
console.log();
location = request;
}
});
</script>