php实现微信公众平台发红包功能
本文实例为大家分享了php微信公众平台给用户发红包的具体代码，供大家参考，具体内容如下
直接上代码：
代码
wxhb_inited=false;
$this->apiclient_cert=getcwd()."/zzz1/apiclient_cert.pem";
$this->apiclient_key=getcwd()."/zzz1/apiclient_key.pem";
$this->apiclient_ca=getcwd()."/zzz1/rootca.pem";
}
publicfunctionerr(){
return$this->error;
}
publicfunctionerror(){
return$this->err();
}
/**
*WXHongBao::newhb()
*构造新红包
*@parammixed$toOpenId
*@parammixed$amount金额分
*@returnvoid
*/
publicfunctionnewhb($toOpenId,$amount){
if(!is_numeric($amount)){
$this->error="金额参数错误";
return;
}elseif($amount<100){
$this->error="金额太小";
return;
}elseif($amount>20000){
$this->error="金额太大";
return;
}
$this->gen_nonce_str();//构造随机字串
$this->gen_mch_billno();//构造订单号
$this->setOpenId($toOpenId);
$this->setAmount($amount);
$this->wxhb_inited=true;//标记微信红包已经初始化完毕可以发送
//每次new都要将分享的内容给清空掉，否则会出现残余被引用
$this->share_content="";
$this->share_imgurl="";
$this->share_url="";
}
/**
*WXHongBao::sendGroup()
*发送裂变红包,参数为裂变数量
*@paraminteger$num3-20
*@return
*/
publicfunctionsendGroup($num=3){
$this->amt_type="ALL_RAND";//$amt;固定值。发送裂变红包组文档指定参数，随机
return$this->send($this->api_hb_group,$num);
}
publicfunctiongetApiSingle(){
return$this->api_hb_single;
}
publicfunctiongetApiGroup(){
return$this->api_hb_group;
}
publicfunctionsetNickName($nick){
$this->nick_name=$nick;
}
publicfunctionsetSendName($name){
$this->send_name=$name;
}
publicfunctionsetWishing($wishing){
$this->wishing=$wishing;
}
publicfunctionsetActName($act){
$this->act_name=$act;
}
publicfunctionsetRemark($remark){
$this->remark=$remark;
}
publicfunctionsetOpenId($openid){
$this->re_openid=$openid;
}
/**
*WXHongBao::setAmount()
*设置红包金额
*文档有两处冲突描述
*一处指金额>=1(分钱)
*另一处指金额>=100<20000[1-200元]
*有待测试验证！
*@parammixed$price单位分
*@returnvoid
*/
publicfunctionsetAmount($price){
$this->total_amount=(int)$price;
$this->min_value=(int)$price;
$this->max_value=(int)$price;
}
//以下方法，为设置分裂红包时使用
publicfunctionsetHBminmax($min,$max){
$this->min_value=$min;
$this->max_value=$max;
}
publicfunctionsetShare($img="",$url="",$content=""){
//https://mmbiz.qlogo.cn/mmbiz/MS1jaDO92Ep4qNo9eV0rnItptyBrzUhJqT8oxSsCofdxibnNWMJiabaqgLPkDaEJmia6fqTXAXulKBa9NLfxYMwYA/0?wx_fmt=png
//http://mp.weixin.qq.com/s?__biz=MzA5Njg4NTk3MA==&mid=206257621&idx=1&sn=56241da30e384e40771065051e4aa6a8#rd
$this->share_content=$content;
$this->share_imgurl=$img;
$this->share_url=$url;
}
/**
*WXHongBao::send()
*发出红包
*构造签名
*注意第二参数，单发时不要改动！
*@returnboolean$success
*/
publicfunctionsend(){
$url="https://api.mch.weixin.qq.com/mmpaymkttransfers/sendredpack";
$total_num=1;
if(!$this->wxhb_inited){
$this->error.="(红包未准备好)";
returnfalse;//未初始化完成
}
$this->total_num=$total_num;
$this->gen_Sign();//生成签名
//构造提交的数据
$xml=$this->genXMLParam();
//echo$xml;
//debug
file_put_contents("hbxml.debug",$xml);
//提交xml,curl
//$url="https://api.mch.weixin.qq.com/mmpaymkttransfers/sendredpack";
$ch=curl_init();
curl_setopt($ch,CURLOPT_TIMEOUT,10);
curl_setopt($ch,CURLOPT_RETURNTRANSFER,1);
curl_setopt($ch,CURLOPT_URL,$url);
curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,false);
curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,false);
//curl_setopt($ch,CURLOPT_SSLCERTTYPE,'PEM');
curl_setopt($ch,CURLOPT_SSLCERT,$this->apiclient_cert);
//curl_setopt($ch,CURLOPT_SSLKEYTYPE,'PEM');
curl_setopt($ch,CURLOPT_SSLKEY,$this->apiclient_key);
curl_setopt($ch,CURLOPT_CAINFO,$this->appclient_ca);
/*
if(count($aHeader)>=1){
curl_setopt($ch,CURLOPT_HTTPHEADER,$aHeader);
}
*/
curl_setopt($ch,CURLOPT_POST,1);
curl_setopt($ch,CURLOPT_POSTFIELDS,$xml);
$data=curl_exec($ch);
//die(print_r($data));
if($data){
curl_close($ch);
$rsxml=simplexml_load_string($data);
if($rsxml->return_code=='SUCCESS'){
returntrue;
}else{
$this->error=json_encode($rsxml->return_msg);
returnfalse;
}
}else{
$this->error=curl_errno($ch);
curl_close($ch);
returnfalse;
}
}
privatefunctiongen_nonce_str(){
$this->nonce_str=strtoupper(md5(mt_rand().time()));//确保不重复而已
}
privatefunctiongen_Sign(){
unset($param);
//其实应该用key重排一次right?
$param["act_name"]=$this->act_name;//
if($this->total_num==1){//这些是裂变红包用不上的参数，会导致签名错误
$param["client_ip"]=$this->client_ip;
$param["max_value"]=$this->max_value;
$param["min_value"]=$this->min_value;
$param["nick_name"]=$this->nick_name;
}
$param["mch_billno"]=$this->mch_billno;//
$param["mch_id"]=$this->mch_id;//
$param["nonce_str"]=$this->nonce_str;//
$param["re_openid"]=$this->re_openid;//
$param["remark"]=$this->remark;//
$param["send_name"]=$this->send_name;//
$param["total_amount"]=$this->total_amount;//
$param["total_num"]=$this->total_num;//
$param["wishing"]=$this->wishing;//
$param["wxappid"]=$this->wxappid;//
//裂变红包用不到就注释掉
if($this->share_content)$param["share_content"]=$this->share_content;
if($this->share_imgurl)$param["share_imgurl"]=$this->share_imgurl;
if($this->share_url)$param["share_url"]=$this->share_url;
if($this->amt_type)$param["amt_type"]=$this->amt_type;//
ksort($param);//按照键名排序...艹，上面排了我好久
//$sign_raw=http_build_query($param)."&key=".$this->apikey;
$sign_raw="";
foreach($paramas$k=>$v){
$sign_raw.=$k."=".$v."&";
}
$sign_raw.="key=".$this->apikey;
//可以用下面方法查看
//file_put_contents("11sign.txt",$sign_raw);//debug
$this->sign=strtoupper(md5($sign_raw));
}
/**
*WXHongBao::genXMLParam()
*生成post的参数xml数据包
*注意生成之前各项值要生成，尤其是Sign
*@return$xml
*/
publicfunctiongenXMLParam(){
//$xml="
//".$this->sign."
//".$this->mch_billno."
//".$this->mch_id."
//".$this->wxappid."
//nick_name."]]>
//send_name."]]>
//".$this->re_openid."
//".$this->total_amount."
//".$this->min_value."
//".$this->max_value."
//".$this->total_num."
//wishing."]]>
//client_ip."]]>
//act_name."]]>
//remark."]]>
//".$this->nonce_str." ";
$xml="
act_name."]]>
client_ip."]]>
".$this->max_value."
".$this->mch_billno."
".$this->mch_id."
".$this->min_value."
nick_name."]]>
".$this->nonce_str."
".$this->re_openid."
remark."]]>
send_name."]]>
".$this->total_amount."
".$this->total_num."
wishing."]]>
".$this->wxappid."
".$this->sign."
";
//nick_name."]]>
//".$this->min_value."
//".$this->max_value."
//$xml.=" ";
return$xml;
}
/**
*WXHongBao::gen_mch_billno()
*商户订单号（每个订单号必须唯一）
组成：mch_id+yyyymmdd+10位一天内不能重复的数字。
接口根据商户订单号支持重入，如出现超时可再调用。
*@returnvoid
*/
privatefunctiongen_mch_billno(){
//生成一个长度10，的阿拉伯数字随机字符串
$rnd_num=array('0','1','2','3','4','5','6','7','8','9');
$rndstr="";
while(strlen($rndstr)<10){
$rndstr.=$rnd_num[array_rand($rnd_num)];
}
$this->mch_billno=$this->mch_id.date("Ymd").$rndstr;
}
}
/**
*1.上边是红包类，需要用的时候直接引入红包类。
*2.//实例化红包类
*$wxhongbao=new\WXHongBao();
*3.//需要发放的openid金额openid根据微信提供的接口获取，金额根据自己需求
*$wxhongbao->newhb($user_openid,$pay_money*100);
*$wxhongbao->setActName("根据自己需求设置");
*$wxhongbao->setWishing("根据自己需求设置");
*$wxhongbao->setRemark("根据自己需求设置");
*参数设置之后发放红包
*$wxhongbao->send();
**/
?>
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持毛票票。