PHP 微信網頁授權獲取使用者資訊
class WxController extends Controller {
//put your code here
/**
* 微信授權相關介面
*/
//高階功能-》開發者模式-》獲取
private $app_id = '';//appid
private $app_secret = '';//微信公眾號金鑰
function index() {
//C("YUM") === $_SERVER['HTTP_HOST']
$url = "http://".C("YUM")."/Home/Wx/index_1"; // 回撥地址--授權後跳轉頁面,附帶code和
redirect($this->get_authorize_url($url, "STATE"));
}
function bbc(){
session("name","你打野");
redirect(U("Home/Index/index_1"));
}
function index_1() {
$code = I("code");
$userinfo = $this->get_access_token($code);
//使用者授權
if ($userinfo) {
$openid = $userinfo['openid'];
$access_token = $userinfo['access_token'];
$user = $this->get_user_info($access_token, $openid);
$mod = M("user");
$where['openid'] = $openid;
//判斷使用者已註冊
$res = $mod->where($where)->find();
// var_dump($res);die;
//資料庫無匹配
if (!$res) {
//註冊新使用者
$add = array(
"openid" => $openid,
"nickname" => $user['nickname'],
"city" => $user['city'],
"province" => $user['province'],
"country" => $user['country'],
"headimgurl" => $user['headimgurl'],
"sex" => $user['sex'],
"create_time" => time(),
);
$mod->add($add);
$res = $mod->where($where)->find();
}
// $_COOKIE['user'] = $res; //儲存使用者資訊到會話中
// $_SESSION['user'] = $res; //儲存使用者資訊到會話中
session("user",$res);
//修改最後登入時間
$mod->where($where)->setField("end_time",time());
//跳轉網頁
$url="http://".C("YUM")."";
// $url = "http://xkjh.lmkf.net";
redirect($url);
} else {
echo '<meta charset="UTF-8">';
echo "未授權無法訪問---(You are not eligible to visit)";
}
}
/**
* 獲取微信授權連結
*
* @param string $redirect_uri 跳轉地址
* @param mixed $state 引數
*/
public function get_authorize_url($redirect_uri = '', $state = '') {
$redirect_uri = urlencode($redirect_uri);
return "https://open.weixin.qq.com/connect/oauth2/authorize?appid={$this->app_id}&redirect_uri={$redirect_uri}&response_type=code&scope=snsapi_userinfo&state={$state}#wechat_redirect";
}
/**
* 獲取授權token
*
* @param string $code 通過get_authorize_url獲取到的code
*/
public function get_access_token($code = '', $app_id = '', $app_secret = '') {
$app_id = empty($app_id) ? $this->app_id : $app_id;
$app_secret = empty($app_secret) ? $this->app_secret : $app_secret;
$token_url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid={$this->app_id}&secret={$this->app_secret}&code={$code}&grant_type=authorization_code";
$token_data = $this->http($token_url);
if ($token_data[0] == 200) {
return json_decode($token_data[1], TRUE);
}
return FALSE;
}
/**
* 獲取授權後的微信使用者資訊
*
* @param string $access_token
* @param string $open_id
*/
public function get_user_info($access_token = '', $open_id = '') {
if ($access_token && $open_id) {
$info_url = "https://api.weixin.qq.com/sns/userinfo?access_token={$access_token}&openid={$open_id}&lang=zh_CN";
$info_data = $this->http($info_url);
if ($info_data[0] == 200) {
return json_decode($info_data[1], TRUE);
}
}
return FALSE;
}
public function http($url, $method, $postfields = null, $headers = array(), $debug = false) {
$ci = curl_init();
/* Curl settings */
curl_setopt($ci, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
curl_setopt($ci, CURLOPT_CONNECTTIMEOUT, 30);
curl_setopt($ci, CURLOPT_TIMEOUT, 30);
curl_setopt($ci, CURLOPT_RETURNTRANSFER, true);
switch ($method) {
case 'POST':
curl_setopt($ci, CURLOPT_POST, true);
if (!empty($postfields)) {
curl_setopt($ci, CURLOPT_POSTFIELDS, $postfields);
$this->postdata = $postfields;
}
break;
}
curl_setopt($ci, CURLOPT_URL, $url);
curl_setopt($ci, CURLOPT_HTTPHEADER, $headers);
curl_setopt($ci, CURLINFO_HEADER_OUT, true);
$response = curl_exec($ci);
$http_code = curl_getinfo($ci, CURLINFO_HTTP_CODE);
if ($debug) {
echo "=====post data======\r\n";
var_dump($postfields);
echo '=====info=====' . "\r\n";
print_r(curl_getinfo($ci));
echo '=====$response=====' . "\r\n";
print_r($response);
}
curl_close($ci);
return array($http_code, $response);
}
}
類就在這裡啦! 3分靠努力,3分靠打拼,3分靠天賦。