php微信扫码支付 php公众号支付

<?php
# 微信统一下单接口
$url = 'https://api.mch.weixin.qq.com/pay/unifiedorder';
$param = [
'appid' =  '公众号id',
'mch_id' =  '商户id',
'nonce_str' = uniqid(),
'sign_type' =  'MD5',
'body' =  'test',
'detail' =  'test detail',
'out_trade_no' =  date('Ymd').rand(10000,99999),
'total_fee' =  1,
'notify_url' =  'http://www.test.top/testpay/pay.php',
'trade_type' = 'JSAPI',
];
ksort( $param );
$sign_str = urldecode(http_build_query( $param ));
$sign_str .= '&key=商户密钥';
//echo $sign_str;exit;
$sign_str = md5( $sign_str );
$param['sign'] = strtoupper( $sign_str );
function CurlPost($url, $param = [], $is_post = 1, $timeout = 5 )
{
//初始化curl
$curl = curl_init();
// 设置请求的路径
curl_setopt($curl, CURLOPT_URL, $url);
if ($is_post == 1) {
//设置POST提交
curl_setopt($curl, CURLOPT_POST, 0);
}
//显示输出结果 1代表 把接口返回的结果当作一个字符串处理
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
// 设置请求超时时间
curl_setopt($curl, CURLOPT_TIMEOUT, $timeout);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
if ($is_post == 1) {
//提交数据 -- 设置post提交的数据
if (is_array($param)) {
//http_build_query
curl_setopt($curl, CURLOPT_POSTFIELDS, http_build_query($param));
} else {
curl_setopt($curl, CURLOPT_POSTFIELDS, $param);
}
}
//执行请求
$data = $data_str = curl_exec($curl);
//处理错误
if ($error = curl_error($curl)) {
$log_data = array(
'url' =  $url,
'param' =  $param,
'error' =  '<span style="color:red;font-weight: bold" ' . $error . '</span ',
);
var_dump($log_data);
exit;
}
# 关闭CURL
curl_close($curl);
//json数据转换为数组
$data = json_decode($data, true);
if (!is_array($data)) {
$data = $data_str;
}
#调用玩接口之后写一个日志
$log = [
'url' =  $url,
'param' =  $param,
'response' =  $data_str
];
file_put_contents(__DIR__ . '/wechat.log', print_r($log, true), 8);
return $data;
}
function arr2Xml( $arr ){
$xml = '<xml version="1.0" encoding="UTF-8"  ';
foreach( $arr as $key =  $value ){
if (is_numeric($value)){
$xml.="<".$key." ".$value."</".$key." ";
}else{
$xml.="<".$key." <![CDATA[".$value."]] </".$key." ";
}
}
$xml .= '</xml ';
return $xml;
}
$xml = arr2Xml( $param );
$result = CurlPost( $url , arr2Xml($param) );
$api_arr = json_decode( json_encode(simplexml_load_string( $result , 'SimpleXMLElement', LIBXML_NOCDATA) ), true );
if( $api_arr['return_code'] == 'SUCCESS' ){
include __DIR__ . '/phpqrcode.php';
header('content-type:image/png');
echo Qrcode::png( $api_arr['code_url'] , false , 'H' , 6 ,2 );
}

<?php
#微信统一下单接口
$url='https://api.mch.weixin.qq.com/pay/unifiedorder';
$param=[
#公众账号ID
'appid'= '****',
'mch_id'= '***',
'nonce_str'= uniqid(),
'sign_type'= 'MD5',
'body'= 'test',
'detail'= 'detail',
'out_trade_no'= date('Ymd').rand(10000,99999),
'total_fee'= 1,
'spbill_create_ip'= $_SERVER['SERVER_ADDR'],
'notify_url'= 'http://****/test.php',
'trade_type'= 'NATIVE',
];
ksort($param);
$sign_str=urldecode(http_build_query($param));
$sign_str.='&key=8934e7d15453e97507ef794cf7b0519d';
$sign_str=md5($sign_str);
$param['sign']=strtoupper($sign_str);
//print_r($param);exit;
function CurlPost($url, $param = [], $is_post = 1, $timeout = 5 )
{
//初始化curl
$curl = curl_init();
// 设置请求的路径
curl_setopt($curl, CURLOPT_URL, $url);
if ($is_post == 1) {
//设置POST提交
curl_setopt($curl, CURLOPT_POST, 0);
}
//显示输出结果 1代表 把接口返回的结果当作一个字符串处理
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
// 设置请求超时时间
curl_setopt($curl, CURLOPT_TIMEOUT, $timeout);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
if ($is_post == 1) {
//提交数据 -- 设置post提交的数据
if (is_array($param)) {
//http_build_query
curl_setopt($curl, CURLOPT_POSTFIELDS, http_build_query($param));
} else {
curl_setopt($curl, CURLOPT_POSTFIELDS, $param);
}
}
//执行请求
$data = $data_str = curl_exec($curl);
//处理错误
if ($error = curl_error($curl)) {
$log_data = array(
'url' =  $url,
'param' =  $param,
'error' =  '<span style="color:red;font-weight: bold" ' . $error . '</span ',
);
var_dump($log_data);
exit;
}
# 关闭CURL
curl_close($curl);
//json数据转换为数组
$data = json_decode($data, true);
if (!is_array($data)) {
$data = $data_str;
}
#调用玩接口之后写一个日志
$log = [
'url' =  $url,
'param' =  $param,
'response' =  $data_str
];
file_put_contents(__DIR__ . '/wechat.log', print_r($log, true), 8);
return $data;
}
function arrzxml($arr){
$xml='<xml version="1.0" encoding="UTF-8" ';
foreach($arr as $key= $value){
if(is_numeric($value)){
$xml.="<".$key." ".$value."</".$key." ";
}else{
$xml.="<".$key." <![CDATA[".$value."]] </".$key." ";
}
}
$xml.='</xml ';
// var_dump($xml);exit;
return $xml;
}
$xml=arrzxml($param);
$result=CurlPost($url,arrzxml($param));
//echo '<pre/ ';
var_dump($result);
exit;
$api_arr=json_decode(simplexml_load_string($result,'SimpleXMLElement',LIBXML_NOCDATA),true);
if($result['return_code']=='SUCCESS'){
include __DIR__.'/phpqrcode.php';
header('content-type:image/png');
echo Qrcode::png($api_arr['code_url'],false,'H',6,2);
}