根据unionid打通千帆APP微信登陆，附DEMO - 千帆云

<?php
require_once '../source/class/class_core.php';
require_once '../source/plugin/wechat/wechat.lib.class.php';
require_once '../source/plugin/wechat/wechat.class.php';
require_once '../source/discuz_version.php';
$discuz = C::app();
$discuz->init();
define('IN_WECHAT', strpos($_SERVER['HTTP_USER_AGENT'], 'MicroMessenger') !== false);
define('REDIRECT_URL', 'http://' . $_SERVER['HTTP_HOST'] . '/clientapi/wxoauth.php');
define('AUTHKEY', $_G['config']['security']['authkey']);
if (IN_WECHAT == false) exit();
if (!isset($_GET['redirect_uri'])) exit('redirect_uri empty');
if (!isset($_GET['key'])) exit('key empty');
list($nickname, $openid, $unionId) = explode("\t", authcode(base64_decode($_GET['key']), 'DECODE', AUTHKEY));
if ($openid) {
dsetcookie('wechatopenid', authcode($openid, 'ENCODE', AUTHKEY), 86400);;
}
if ($unionId) {
dsetcookie('wechatunionid', authcode($unionId, 'ENCODE', AUTHKEY), 86400);
}
require_once libfile('function/member');
if ($openid) {
// 千帆绑定
if ($unionId) {
$wechatuser = DB::fetch_first('SELECT * FROM %t WHERE unionid=%s AND weibotype=%s', array('thirdbind', $unionId, 'wechat'));
}
else {
$wechatuser = DB::fetch_first('SELECT * FROM %t WHERE openid=%s AND weibotype=%s', array('thirdbind', $openid, 'wechat'));
}
// Discuz 绑定
if (!$wechatuser) {
$wechatuser = DB::fetch_first('SELECT * FROM %t WHERE openid=%s', array('common_member_wechat', $openid, 'wechat'));
if ($wechatuser) {
$checkUser = DB::fetch_first('SELECT * FROM %t WHERE uid=%i', array('common_member', $wechatuser['uid']));
if ($checkUser) {
DB::insert('thirdbind', array('uid' => $checkUser['uid'], 'nickname' => $checkUser['username'], 'openid' => $openid, 'unionid' => $unionId, 'weibotype' => 'wechat', 'dateline' => time()), false, true);
}
}
}
if (!$wechatuser) {
if ($nickname) {
$defaultusername = substr(WeChatEmoji::clear($nickname), 0, 15);
loaducenter();
$user = uc_get_user($defaultusername);
if (!empty($user)) {
if (is_numeric($defaultusername)) {
$defaultusername = 'wx' . cutstr($defaultusername, 5, '') . random(3, 1);
}
else {
$defaultusername = cutstr($defaultusername, 7, '') . random(3, 1);
}
}
}
else {
$defaultusername = 'wx' . random(8, 1);
}
$uid = WeChat::register($defaultusername, 1);
// 有可能包含不允许字符的字符，再随机生成用户名注册一次！
if (!$uid) {
$defaultusername = 'wx' . random(8, 1);
$uid = WeChat::register($defaultusername, 1);
}
if ($uid) {
// 绑定
WeChatHook::bindOpenId($uid, $openid, 1);
// 用户被删除的情况
$thirduser = DB::fetch_first('SELECT * FROM %t WHERE openid=%s AND weibotype=%s', array('thirdbind', $openid, 'wechat'));
if ($thirduser) {
DB::update('thirdbind', array('uid' => $uid), array('id' => $thirduser['id']));
}
else {
DB::insert('thirdbind', array('uid' => $uid, 'nickname' => $nickname, 'openid' => $openid, 'unionid' => $unionId, 'weibotype' => 'wechat', 'dateline' => time()), false, true);
}
$member['uid'] = $uid;
$member['username'] = $defaultusername;
}
}
}
if ($wechatuser) {
$member = getuserbyuid($wechatuser['uid'], 1);
setloginstatus($member, 1296000);
wechat_setloginstatus($wechatuser['uid'], true);
}
if ($member) {
dheader('location: ' . urldecode($_GET['redirect_uri']));
}
function wechat_setloginstatus($uid, $login) {
C::t('#wechat#common_member_wechat')->update($uid, array('status' => $login ? 2 : 1));
}

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