<?php
/**
* 微信操作表
* wxtoken 表结构
* id
* access_token
* addtime
* wxticket 表结构
* id
* ticket
* addtime
*/
class WX {
private $appid;
private $appserect;
private $curl;
private $msg;
protected $errs = array(
'-1' => '系统繁忙，此时请开发者稍候再试',
'0' => '请求成功',
'40001' => 'AppSecret错误或者AppSecret不属于这个公众号，请开发者确认AppSecret的正确性',
'40002' => '请确保grant_type字段值为client_credential',
'40164' => '调用接口的IP地址不在白名单中，请在接口IP白名单中进行设置。',
);
function __construct($appid, $appserect) {
$this->appid = $appid;
$this->appserect = $appserect;
$this->curl = new Curl();
}
/*
微信网页授权登录 需要在公众号设置 - 功能设置 - 网页授权域名
第一步：用户同意授权，获取code
scope : snsapi_base 只能获取openid 直接跳转
snsapi_userinfo
*/
public function getCode($redirect_uri, $scope = 'snsapi_userinfo',$state = '1') {
$url = "https://open.weixin.qq.com/connect/oauth2/authorize?appid={$this->appid}&redirect_uri={$redirect_uri}&response_type=code&scope={$scope}&state={$state}#wechat_redirect";
header("Location:{$url}");
exit;
}
/*
第二步：通过code换取网页授权access_token
*/
public function getAccessTokenByCode($code) {
$url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid={$this->appid}&secret={$this->appserect}&code={$code}&grant_type=authorization_code";
// exit($url);
// $curl = new Curl();
$result = $this->curl->doGet($url);
if (!$result) {
// $this->curl->getError()
$this->msg = "获取token失败";
return false;
}
$result = json_decode($result, true);
if ($result['errcode']) {
$this->msg = $result['errmsg'];
return false;
}
return $result;
}
// 第三步：刷新access_token（如果需要） 通过code 获取openid $type 0静默授权 1弹窗授权
public function getUserInfo($code, $type = 0, $lang = 'zh_CN ') {
$result = $this->getAccessTokenByCode($code);
if (!$result) {
return false;
}
$member = C::t(PT_USER)->getByOpenid($result['openid']);
if ($member) {
return $member;
} else {
if ($type) {
$url = "https://api.weixin.qq.com/sns/userinfo?access_token={$result['access_token']}&openid={$result['openid']}&lang={$lang}";
// $return = $this->curl->doGet($url);
// 这接口有病 强制显示文件头
$return = file_get_contents($url);
if (!$return) {
$this->msg = '获取用户信息失败';
return false;
}
$return = json_decode($return, true);
if (!$return) {
$this->msg = '获取用户信息返回失败';
return false;
}
// file_put_contents('ccc.txt',print_r($return,true),FILE_APPEND);
$data = array(
'openid' => $return['openid'],
'name' => $return['nickname'],
'sex' => $return['sex'],
'province' => $return['province'],
'city' => $return['city'],
'country' => $return['country'],
'img' => $return['headimgurl'],
'bindtel' => 0,
);
} else {
$data = array(
'openid' => $result['openid'],
'username' => "微信用户_" . random(6,1)
);
}
$name = rand(100000, 1000000000);
$e = $name . "@qq.com";
$password = $e;
$id = UserAddEdit(0, $data['username'], $password, $e,10,0,"", $msg);
if ($id <= 0) {
$this->msg = $msg;
return false;
}
C::t(PT_USER)->update($data, $id);
$member = C::t(PT_USER)->get($id);
return $member;
}
}
/*
公众号 安全中心 设置IP白名单
公众号的全局唯一接口调用凭据，公众号调用各接口时都需使用access_token。开发者需要进行妥善保存。access_token的存储至少要保留512个字符空间。access_token的有效期目前为2个小时，需定时刷新，重复获取将导致上次获取的access_token失效。
*/
public function getAccessToken($type) {
$addtime = TIMESTAMP - 7200;
$url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid={$this->appid}&secret={$this->appserect}";
$row = C::t(PT_WXTOKEN)->getNew($addtime, $type);
if ($row) {
return $row['access_token'];
} else {
$result = $this->curl->doGet($url);
if (!$result) {
$this->msg = "无法获取令牌内容";
return false;
}
$result = json_decode($result, true);
if (!$result) {
$this->msg = "解析令牌内容失败";
return false;
}
if ($result['access_token']) {
C::t(PT_WXTOKEN)->addToken($result['access_token'], $type);
return $result['access_token'];
} else {
$this->msg = "获取令牌失败";
return false;
}
}
}
// 获取js票据 需要在公众号设置 - 功能设置 - JS接口安全域名设置
public function getJsTicket() {
$addtime = TIMESTAMP - 7200;
$row = C::t(PT_WXTICKET)->getNew($addtime);
if ($row) {
return $row['ticket'];
} else {
$token = $this->getAccessToken();
if (!$token) {
return false;
}
$url = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token={$token}&type=jsapi";
$result = $this->curl->doGet($url);
if (!$result) {
$this->msg = "无法获取js票据";
return false;
}
$result = json_decode($result, true);
if (!$result) {
$this->msg = "解析js票据内容失败";
return false;
}
if ($result['ticket']) {
C::t(PT_WXTICKET)->addTicket($result['ticket']);
return $result['ticket'];
} else {
$this->msg = "获取js票据失败";
return false;
}
}
}
// js sdk 票据签名 当前网页的URL，不包含#及其后面部分
public function jsSign($data) {
// 1.所有待签名参数按照字段名的ASCII 码从小到大排序（字典序）
ksort($data);
// 2.URL键值对的格式（即key1=value1&key2=value2…）拼接成字符串string1 采用原始值，不进行URL 转义
$string1 = $this->ToUrlParams($data);
// echo "string1:{$string1}<br/>";
// 3.对string1做sha1加密
$sign = sha1($string1);
// echo "signature:{$sign}<br/>";
return $sign;
}
// 获取消息内容
public function getMsg() {
return $this->msg;
}
/**
* 格式化参数格式化成url参数
*/
public function ToUrlParams($data) {
$buff = "";
foreach ($data as $k => $v) {
if ($k != "sign" && $v != "" && !is_array($v)) {
$buff .= $k . "=" . $v . "&";
}
}
$buff = trim($buff, "&");
return $buff;
}
}
?>
头条新闻 2 年前 (2019-04-11)