PHP;">
appid = C('APPID');//公众号的appid
$this->appsecret = C('APPSECRET');//公众号的秘钥
}
//调用js-sdk的签名包
public function getSignPackage() {
$jsapiTicket = $this->getJsApiTicket();
// 注意 URL 一定要动态获取，不能 hardcode.（获取当前网页的url）
$protocol = (!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off' || $_SERVER['SERVER_PORT'] == 443) ? "https://" : "http://";
$url = "$protocol$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";
//时间戳
$timestamp = time();
//随机字符串获取
$nonceStr = $this->createNonceStr();
// 这里参数的顺序要按照 key 值 ASCII 码升序排序
$string = "jsapi_ticket=$jsapiTicket&noncestr=$nonceStr×tamp=$timestamp&url=$url";
//生成字符串是用来签名用的
$signature = sha1($string);
$signPackage = array(
"appId" => $this->appid,"nonceStr" => $nonceStr,"timestamp" => $timestamp,"url" => $url,"signature" => $signature,"rawString" => $string
);
return $signPackage;
}
//使用会员卡领取的签名包
public function getHuiYuanSignPackage() {
$apiTicket = $this->getApiTicket();
// 注意 URL 一定要动态获取，不能 hardcode.（获取当前网页的url）
$protocol = (!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off' || $_SERVER['SERVER_PORT'] == 443) ? "https://" : "http://";
$url = "$protocol$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";
//时间戳
$timestamp = time();
//随机字符串获取
// $nonceStr = $this->createNonceStr();
// 这里参数的顺序要按照 key 值 ASCII 码升序排序
$string = $timestamp.$apiTicket."car_id";//card_id为自己创建的会员卡的id
//生成字符串是用来签名用的
$signature = sha1($string);
$signPackage = array(
"timestamp" => $timestamp,);
return $signPackage;
}
//获取会员卡的api_ticket
public function getApiTicket(){
$data = json_decode(file_get_contents("api_ticket.json"));
if ($data->expire_time < time()) {
$accessToken = $this->getAccessToken();
$url = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?type=wx_card&access_token=$accessToken";
$res = json_decode($this->httpGet($url));
$ticket = $res->ticket;
if ($ticket) {
$data->expire_time = time() + 7000;
$data->jsapi_ticket = $ticket;
$fp = fopen("api_ticket.json","w");
fwrite($fp,json_encode($data));
fclose($fp);
}
} else {
$ticket = $data->jsapi_ticket;
}
return $ticket;
}
//获取随机字符串
private function createNonceStr($length = 16) {
$chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
$str = "";
for ($i = 0; $i < $length; $i++) {
$str .= substr($chars,mt_rand(0,strlen($chars) - 1),1);
}
return $str;
}
//获取Access Token
public function getAccessToken(){
//将json字符串转换为json对象（json_encode是将数组转换为json字符串，json_decode("",true) 如果加true是将json字符串转化为php数组，不加true转换为PHP对象）
$data = json_decode(file_get_contents("access_token.json"));
if ($data->expire_time < time()) {
// 如果是企业号用以下URL获取access_token
$url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=$this->appid&secret=$this->appsecret";
$res = json_decode($this->httpGet($url));
$access_token = $res->access_token;
if ($access_token) {
$data->expire_time = time() + 7000;
$data->access_token = $access_token;
$fp = fopen("access_token.json",json_encode($data));
fclose($fp);
}
} else {
$access_token = $data->access_token;
}
return $access_token;
}
//获取jsapi_ticket(jsapi_ticket是公众号用于调用微信JS接口的临时票据)
private function getJsApiTicket() {
// jsapi_ticket 应该全局存储与更新，以下代码以写入到文件中做示例
$data = json_decode(file_get_contents("jsapi_ticket.json"));
if ($data->expire_time < time()) {
$accessToken = $this->getAccessToken();
// 如果是企业号用以下 URL 获取 ticket
// $url = "https://qyapi.weixin.qq.com/cgi-bin/get_jsapi_ticket?access_token=$accessToken";
$url = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?type=jsapi&access_token=$accessToken";
$res = json_decode($this->httpGet($url));
$ticket = $res->ticket;
if ($ticket) {
$data->expire_time = time() + 7000;
$data->jsapi_ticket = $ticket;
$fp = fopen("jsapi_ticket.json",json_encode($data));
fclose($fp);
}
} else {
$ticket = $data->jsapi_ticket;
}
return $ticket;
}
//获取用户的openid
public function openId(){
$url = $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
if (!isset($_GET['code'])) {
//获取组装的url
$openidUrl = $this->snsapi_base($url);
redirect($openidUrl);
}else{
$openidAccess_token = $this->openidAccess_token($_GET['code']);
return $openidAccess_token;
}
}
//获取微信用户的opnid
public function getOpenId($openid,$access_token)
{
$userInfo = $this->getUserInfo($openid,$access_token);
return $userInfo;
}
public function snsapi_base($redirect_uri,$scope = "snsapi_userinfo",$state = 0)
{
$appId = $this->appid;
$url = "https://open.weixin.qq.com/connect/oauth2/authorize";
$url .= "?appid=$appId";
$url .= "&redirect_uri=http://$redirect_uri";
$url .= "&response_type=code";
$url .= "&scope=$scope";
$url .= "&state=$state#wechat_redirect";
return $url;
}
public function openidAccess_token($code){
$appId = $this->appid;
$appSecret= $this->appsecret;
$url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=$appId&secret=$appSecret&code=$code&grant_type=authorization_code";
return json_decode($this->httpGet($url),true);
}
//获取用户信息
public function getUserInfo($openid,$access_token){
$url = "https://api.weixin.qq.com/sns/userinfo?access_token=$access_token&openid=$openid&lang=zh_CN ";
return json_decode($this->httpGet($url),true);
//请求
}
private function httpGet($url) {
$curl = curl_init();
curl_setopt($curl,CURLOPT_RETURNTRANSFER,true);
curl_setopt($curl,CURLOPT_TIMEOUT,500);
curl_setopt($curl,CURLOPT_SSL_VERIFYPEER,false);
curl_setopt($curl,CURLOPT_SSL_VERIFYHOST,CURLOPT_URL,$url);
$res = curl_exec($curl);
curl_close($curl);
return $res;
}
}
以上所述是小编给大家介绍的微信封装的调用微信签名包的类库，希望对大家有所帮助。程序员遇到问题都会上（编程之家jb51.cc）查找问题解答方法！如果觉得站点还不错，随手转发给程序员朋友一下！
