微信发红包

<?php
//返回随机数函数
function getNonceNum($numLen=16){
	$chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
	$str = "";
	for ($i = 0; $i < $numLen; $i++) {
	  $str .= substr($chars, mt_rand(0, strlen($chars) - 1), 1);
	}
	return $str;
}

$nonce_str = getNonceNum();
$appid = "###";
$mch_id = "####";
$body="test";
$ip="###";

$mch_billno = date("Ymd").getNonceNum();

$url = "https://api.mch.weixin.qq.com/mmpaymkttransfers/sendredpack";

$param['nonce_str']				= $nonce_str;
$param['mch_billno']			　　　　  = $mch_billno;
$param['mch_id']				= $mch_id;
$param['wxappid']				= $appid;
$param['send_name']				= "红包测试";
$param['re_openid']				= "####";
$param['total_amount']			= 100;
$param['total_num']				= 1;
$param['wishing']				= "红包祝福语";
$param['client_ip']				= $ip;
$param['act_name']				= "发红包活动名称";
$param['remark']				= "转发文章抢红包";


ksort($param);

$sign_raw = "";
foreach($param as $k => $v){
	$sign_raw .= $k."=".$v."&";
}
$sign_raw .= "key=###";

//file_put_contents("sign.raw",$sign_raw);//debug
$sign = strtoupper(md5($sign_raw));

echo $sign;

$xml = "<xml>";

foreach($param as $k => $v){
	$xml .= "<$k>$v</$k>";
}

$xml.="<sign>$sign</sign></xml>";

echo $xml;


echo postXmlCurl($xml,$url);


function postXmlCurl($xml, $url, $useCert = true, $second = 30){		
	$ch = curl_init();
	//设置超时
	curl_setopt($ch, CURLOPT_TIMEOUT, $second);
	
	
	curl_setopt($ch,CURLOPT_URL, $url);
	if(stripos($url,"https://")!==FALSE){
		curl_setopt($ch, CURLOPT_SSLVERSION, CURL_SSLVERSION_TLSv1);
		curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
		curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
	}else{
		curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,TRUE);
		curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,2);//严格校验
	} 
	//设置header
	curl_setopt($ch, CURLOPT_HEADER, FALSE);
	//要求结果为字符串且输出到屏幕上
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);

	if($useCert == true){
		//设置证书
		//使用证书：cert 与 key 分别属于两个.pem文件
		curl_setopt($ch,CURLOPT_SSLCERTTYPE,'PEM');
		curl_setopt($ch,CURLOPT_SSLCERT, "../cert/####.pem");
		curl_setopt($ch,CURLOPT_SSLKEYTYPE,'PEM');
		curl_setopt($ch,CURLOPT_SSLKEY, "../cert/####.pem");
		
		curl_setopt($ch, CURLOPT_CAINFO, '../cert/rootca.pem'); 
	}
	//post提交方式
	curl_setopt($ch, CURLOPT_POST, TRUE);
	curl_setopt($ch, CURLOPT_POSTFIELDS, $xml);
	//运行curl
	$data = curl_exec($ch);
	//返回结果
	if($data){
		curl_close($ch);
		return $data;
	} else { 
		$error = curl_errno($ch);
		curl_close($ch);
		echo "error";
	}
}