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getaccesstoken 获取access_token
//发起支付
public function sendpay($openid, $title, $out_trade_no, $total_fee, $notify_url)
sendtpl 发送模板消息appid = c('weixin_appid');
$this->appsecret = c(weixin_app_secret);
$this->mchid = c(weixin_mchid);
$this->wechatkey = c(weixin_key);
$this->token = c('weixin_app_token');
}
public function chushi()
{
echo $this->getaccesstoken();
}
public function checksignature()
{
$signature = $_get['signature'];
$timestamp = $_get['timestamp'];
$nonce = $_get['nonce'];
$token = $this->token;
$arrtemp = array($token, $timestamp, $nonce);
sort($arrtemp, sort_string);
$arrtemp = implode($arrtemp);
$arrtemp = sha1($arrtemp);
if ($arrtemp == $signature) {
return true;
} else {
return false;
}
}
public function valid()
{
$echostr = $_get['echostr'];
if ($this->checksignature()) {
echo $echostr;
exit;
}
}
////根据返回的信息,做出相应的处理
// public function responsemsg()
// {
// $poststr = file_get_contents('php://input');
// if (!empty($poststr)){
// /* libxml_disable_entity_loader is to prevent xml external entity injection,
// the best way is to check the validity of xml by yourself */
// libxml_disable_entity_loader(true);
// $postobj = simplexml_load_string($poststr, 'simplexmlelement', libxml_nocdata);
// $fromusername = $postobj->fromusername;
// $tousername = $postobj->tousername;
// $keyword = trim($postobj->content);
// $msgtype = $postobj->msgtype;
// $event=$postobj->event;
// $time = time();
// $texttpl =
//
//
// %s
//
//
// 0
// ;
// if(!empty( $keyword ))
// {
// $msgtype = text;
// $contentstr = welcome to wechat world!;
// $resultstr = sprintf($texttpl, $fromusername, $tousername, $time, $msgtype, $contentstr);
// echo $resultstr;
// }else{
// echo input something...;
// }
//
// }else {
// echo ;
// exit;
// }
// }
public function getaccesstoken()
{
$access_token = s('access_token');
if(!empty($access_token)){
return $access_token;
}else{
$url = https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid= . $this->appid . &secret= . $this->appsecret;;
$ret = $this->curlget($url);
$ret = json_decode($ret,true);
s('access_token',$ret['access_token'],7100);
return $ret['access_token'];
}
}
//根据openid拉取用户信息
public function userinfo($openid){
$access_token = $this->getaccesstoken();
$url = https://api.weixin.qq.com/cgi-bin/user/info?access_token=.$access_token.&openid=.$openid.&lang=zh_cn;
$userinfo = json_decode($this->curlget($url),true);
return $userinfo;
}
function p($arr){
echo ;
print_r($arr);
}
function curlget($url)
{
$ch = curl_init();
curl_setopt($ch, curlopt_url, $url);
curl_setopt($ch, curlopt_ssl_verifypeer, false);
curl_setopt($ch, curlopt_ssl_verifyhost, false);
curl_setopt($ch, curlopt_returntransfer, 1);
curl_setopt($ch, curlopt_header, 0);
$output = curl_exec($ch);
curl_close($ch);
return $output;
}
public function jingmo($url,$code,$state){
if($code){
$url = https://api.weixin.qq.com/sns/oauth2/access_token?appid=.$this->appid.&secret=.$this->appsecret.&code=.$code.&grant_type=authorization_code;
$arrtemp = json_decode($this->curlget($url),true);
$ret = $this->getuserinfo($arrtemp['openid'],$arrtemp['access_token']);
return $ret;
}else{
$url = https://open.weixin.qq.com/connect/oauth2/authorize?appid=.$this->appid.&redirect_uri=.$url.&response_type=code&scope=snsapi_userinfo&state=.$state.#wechat_redirect;
header(location: $url);
}
}
public function getuserinfo($openid,$user_access_token){
$userurl = https://api.weixin.qq.com/sns/userinfo?access_token=.$user_access_token.&openid=.$openid.&lang=zh_cn;
$userinfo = json_decode($this->curlget($userurl),true);
return $userinfo;
}
public function getjsapi_ticket(){
$js_ticket = s(js_ticket);
if(!empty($js_ticket)){
return $js_ticket;
}else{
$access_token = $this->getaccesstoken();
$url = https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token=.$access_token.&type=jsapi;
$res = json_decode($this->curlget($url),true);
s(js_ticket,$res['ticket'],7100);
return $res['ticket'];
}
}
public function getjssign(){
echo ;
$js_ticket = $this->getjsapi_ticket();
$time = time();
$arr = array(
'noncestr'=>md5($time),
'jsapi_ticket'=>$js_ticket,
'timestamp'=>$time,
'url'=>'http://'.$_server['http_host'].$_server['request_uri'],
);
$this->p($arr);
ksort($arr);
$string=;
$i=1;
foreach($arr as $key=>$val){
if($i==1){
$string.=$key.=.$val;
}else{
$string.=&.$key.=.$val;
}
$i++;
echo $i;
}
// echo $string;
$signature =strtolower($string);
$signature = sha1($string);
$jsconfig = array(
'debug'=>true,
'appid'=>$this->appid,
'timestamp'=>$time,
'noncestr'=>md5($time),
'signature'=>$signature,
' jsapilist'=>['onmenusharetimeline','onmenushareappmessage','onmenushareqq'],
);
$json = json_encode($jsconfig);
return $json;
}
//生成大写签名
function createsign($arr,$biaozhi){
ksort($arr);
$string=;
$i=1;
foreach($arr as $key=>$val){
if($i==1){
$string.=$key.=.$val;
}else{
$string.=&.$key.=.$val;
}
$i++;
}
$signtemp = $string&key= . $this->wechatkey;
$sign = strtoupper(md5($signtemp));
$arr[$biaozhi] = $sign;
//$json = json_encode($arr);
return $arr;
}
//支付
//发起支付
public function sendpay($openid, $title, $out_trade_no, $total_fee, $notify_url)
{
$time = time();
$arr = array(
'appid' => $this->appid,
'mch_id' => $this->mchid,
'nonce_str' => md5($time),
'body' => kjhk,
'out_trade_no' => $out_trade_no,
'total_fee' => $total_fee,
'spbill_create_ip' => 127.0.0.1,
'notify_url' => $notify_url,
'trade_type' => jsapi,
'openid' => $openid,
);
$biaozhi ='sign';
$arr = $this->createsign($arr,$biaozhi);
$xml = ;
foreach ($arr as $key=>$val) {
$xml.=.$val..$key.>;
}
$xml.=;
$url = https://api.mch.weixin.qq.com/pay/unifiedorder;
$resxml = $this->postcurltransfer($url,$xml);
$res = simplexml_load_string($resxml);
$cutime = time();
$jsapiarr=array(
'appid'=>$this->appid,
'timestamp'=>$cutime,
'noncestr'=>md5($cutime),
'package'=>prepay_id=.$res->prepay_id,
'signtype'=>md5,
);
$biaozhi = 'paysign';
$jsapi = $this->createsign($jsapiarr,$biaozhi);
// $jsapijson = json_encode($jsapi);
return $jsapi;
}
public function getpaysign(){
$time = time();
$arr = array(
'appid'=>$this->appid,
'mch_id'=>$this->mchid,
'nonce_str'=>md5($time),
'body'=>sdf,
'out_trade_no'=>2016.$time,
'total_fee'=>1,
'spbill_create_ip'=>127.0.0.1,
'notify_url'=>http://www.baidu.com,
'trade_type'=>jsapi,
);
ksort($arr);
$string=;
$i=1;
foreach($arr as $key=>$val){
if($i==1){
$string.=$key.=.$val;
}else{
$string.=&.$key.=.$val;
}
$i++;
}
$string.=&key=.$this->wechatkey;
$sign = strtoupper(md5($string));
$arr['sign'] = $sign;
return $arr;
}
function post($curlpost,$url){
$curl = curl_init();
curl_setopt($curl, curlopt_url, $url);
curl_setopt($curl, curlopt_header, false);
curl_setopt($curl, curlopt_returntransfer, true);
curl_setopt($curl, curlopt_nobody, true);
curl_setopt($curl, curlopt_post, true);
curl_setopt($curl, curlopt_postfields, $curlpost);
$return_str = curl_exec($curl);
curl_close($curl);
return $return_str;
}
private function postcurltransfer($url, $data)
{
$curl = curl_init();
curl_setopt($curl, curlopt_url, $url);
curl_setopt($curl, curlopt_returntransfer, 1);
curl_setopt($curl, curlopt_post, 1);
curl_setopt($curl, curlopt_postfields, $data);
$str = curl_exec($curl);
curl_close($curl);
return $str;
}
//发送模板消息
public function sendtpl($openid, $url, $template_id, $content, $topcolor=#ff0000)
{
$arr = array(
'touser' => $openid,
'template_id' => $template_id,
'url' => $url,
'topcolor' => $topcolor,
'data' => $content,
);
$arrjson = json_encode($arr);
$accesstoken = $this->getaccesstoken();
$sendurl = https://api.weixin.qq.com/cgi-bin/message/template/send?access_token=.$accesstoken;
return $this->postcurltransfer($sendurl, $arrjson);
}
}
上面的是微信支付简单封装
如果发起支付，请先对应好微信公众号的资料。
包括微信支付目录
我这里是
http://域名//index.php/home/index/
好像是这个
获取access_token的过程jingmo($url, $code, $state);
session('userinfo',$userinfo);
if($code) {
header(location: $state);
}else{
}
}
}公共函数
function.phpfunction getuserinfo(){ //获取用户信息
import(weixin);
$weixin = new \org\weixin;
$info = session('userinfo');
if($info){
return $info;
die;
}else {
$state = 'http://' . $_server['http_host'] . $_server['request_uri'];
$code = '';
$url = 'http://' . $_server['http_host'] . u('home/weixin/zhanshi');
$url = urlencode($url);
$weixin->jingmo($url, $code, $state);
}
}测试支付sendpay($openid, $title, $out_trade_no, $total_fee, $notify_url);
$this->assign('result',$result);
$this->display();
}
//这里是支付结果通知
public function paynotify(){
$weixin = new \org\weixin;
$xml = file_get_contents(php://input);
$p = simplexml_load_string($xml, 'simplexmlelement', libxml_nocdata);
$arr = $this->object_array($p);
$out_trade_no = $arr['out_trade_no'];
$transaction_id= $arr['transaction_id'];
$openid = $arr['openid'];
$sign = $arr['sign'];
//处理支付结果
unset($arr['sign']);
$biaozhi = sign;
$ret = $weixin->createsign($arr, $biaozhi);
if($ret['sign'] === $sign) {
$aa = 成功;
} else {
$aa = 失败;
}
$file = './logweixin.txt';//要写入文件的文件名（可以是任意文件名），如果文件不存在，将会创建一个
$content = $out_trade_no.***.$transaction_id.第一次写入的内容\n;
if($f = file_put_contents($file, $content,file_append)){// 这个函数支持版本(php 5)
echo 写入成功。
;
}
//这里处理支付结果的过程
echo success;
}
public function getaccesstoken(){
$weixin = new \org\weixin;
echo $weixin->getaccesstoken();
}
}