WxloginController.php
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<?php
// +----------------------------------------------------------------------
// | bronet [ 以客户为中心 以奋斗者为本 ]
// +----------------------------------------------------------------------
// | Copyright (c) 2013-2017 http://www.bronet.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: Powerless < wzxaini9@gmail.com>
// +----------------------------------------------------------------------
namespace app\portal\controller;
use cmf\controller\HomeBaseController;
use think\Config;
use think\Session;
use think\Db;
class WxloginController extends HomeBaseController
{
/**
* 初始化
*/
public function _initialize()
{
$getTypeOf = $this->request->param();
$expUrl = explode('/',$_SERVER['REQUEST_URI']);
// 模板消息页面重定向
if(!empty($getTypeOf['typeof'])){
if($getTypeOf['typeof'] == 1 || $getTypeOf['typeof'] == 3){
$rediUrl = 'http://' .$_SERVER['HTTP_HOST'].'/portal/Member/myOrder';
}else if($getTypeOf['typeof'] == 2){
$rediUrl = 'http://' .$_SERVER['HTTP_HOST'].'/portal/Member/myResume';
}
}else{
if(count($expUrl) == 4){
$rediUrl = 'http://' .$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
}else{
$rediUrl = 'http://' .$_SERVER['HTTP_HOST'];
}
}
parent::_initialize(); // TODO: Change the autogenerated stub
if(!Session::get('user.accessToken')){
session('uid',null);
session('user.accessToken',null);
session('user.accessTime',null);
$this->OAuth($rediUrl);
}else{
// 判断accesstoken时间
$overTime = Session::get('user.accessTime');
if(($overTime + 7100) < time() ){
// 超过时间，重新获取accesstoken
session('uid',null);
session('user.accessToken',null);
session('user.accessTime',null);
$this->OAuth($rediUrl);
}else{
// 未超过
// 查询用户是否存在
$uid = Session::get('uid');
$id = Db::name('Member')->where(array('id'=>$uid,'status'=>1))->value('id');
if(!$id){
$this->OAuth($rediUrl);
}else{
$url = $rediUrl;
}
}
}
}
/**
* Main:判断是否是微信打开
*/
function is_weixin(){
if (strpos($_SERVER['HTTP_USER_AGENT'], 'MicroMessenger') !== false ) {
return true;
}
return false;
}
/**
* Main:授权登录 获取openid
*/
public function OAuth($redirect_uri){
if (!Session::get('uid')) {
$url = $_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
$temp_one = explode('code=',$url);
if(!empty($temp_one[1])){
$temp_two = explode('&state',$temp_one[1]);
if ($temp_two[0]) {
//第二步 获取access_token
$url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=".Config::get('WX_APPID')."&secret=".Config::get('WX_APP_SECRET')."&code=" . $temp_two[0] . "&grant_type=authorization_code";
$resp = file_get_contents($url);
$resp_arr = json_decode($resp, true);
// 将accesstoken 存session
Session::set('user.accessToken',$resp_arr['access_token']);
Session::set('user.accessTime',time());
//第三步
$refresh_token = $resp_arr['refresh_token'];
$url1 = "https://api.weixin.qq.com/sns/oauth2/refresh_token?appid=".Config::get('WX_APPID')."&grant_type=refresh_token&refresh_token=".$refresh_token;
$resp1 = file_get_contents($url1);
$resp_arr1 = json_decode($resp1, true);
//第四步
$access_token = $resp_arr1['access_token'];
$openid = $resp_arr1['openid'];
$url2 = "https://api.weixin.qq.com/sns/userinfo?access_token=".$access_token."&openid=".$openid."&lang=zh_CN";
$resp2 = file_get_contents($url2);
$resp_arr2 = json_decode($resp2, true);
$user_headFile['headimgurl'] = $resp_arr2['headimgurl'];
// 图片路径
$save_path['wx_name'] = $resp_arr2['nickname'];
$save_path['wx_pic'] = $resp_arr2['headimgurl'];
$save_path['openid'] = $resp_arr2['openid'];
$save_path['create_time'] = time();
$save_path['update_time'] = time();
$is_isset = Db::name('Member')->where(array('openid' => $resp_arr2['openid']))->find();
if(!$is_isset){
$user_id = Db::name('Member')->insertGetId($save_path);
Session::set('uid',$user_id);
}else{
Session::set('uid',$is_isset['id']);
}
} else {
$url = "https://open.weixin.qq.com/connect/oauth2/authorize?appid=".Config::get('WX_APPID')."&redirect_uri=" . $redirect_uri . "&response_type=code&scope=snsapi_userinfo&state=STATE#wechat_redirect";
Header("Location: $url");
exit;
}
}else{
$url = "https://open.weixin.qq.com/connect/oauth2/authorize?appid=".Config::get('WX_APPID')."&redirect_uri=" . $redirect_uri . "&response_type=code&scope=snsapi_userinfo&state=STATE#wechat_redirect";
Header("Location: $url");
exit;
}
}
}
}