PHP微信公众号自动发送红包API

本文实例为大家分享了PHP微信公众号自动发送红包API代码，分享给大家供大家参考。具体如下：

贴出核心接口代码至于数据自己填写，接口测试ＯＫ
wechat_packet.php

    <!--?php
    /**
     * 发送红包接口
     * Created by PhpStorm.
     * User: ADKi
     * Date: 2016/4/25 0025
     * Time: 15:25
     */

    class wechat_packet{
     private $url = 'https://api.mch.weixin.qq.com/mmpaymkttransfers/sendredpack';//请求URL
     private $mch_id;//商户号
     private $weixin_appid;//公众账号appid
     private $send_name;//商户名称
     private $total_num = 1;//发送红包总人数
     private $wishing;//红包祝福语
     private $client_ip;//调用接口的机器Ip地址
     private $act_name;//活动名称
     private $remark;//备注信息
     private $nonce_str;//随机字符串，不长于32位
     private $api_password;
     private $arraytoxml;//数组转xml
     /**
      * 公钥
      */
     private $public_key = "/api/wechat/cert/apiclient_cert.pem";
     /**
      * 私钥
      */
     private $private_key = '/api/wechat/cert/apiclient_key.pem';
     /**
      * ca证书
      */
     private $rootca = 'api/wechat/cert/rootca.pem';
     public function __construct()
     {
      //初始化红包设置信息
      $this--->weixin_appid = C('wap_weixin_appid');
      $this->mch_id = C('wechat_mch_id');
      $this->send_name = C('wechat_send_name');
      $this->wishing = C('wechat_wishing');
      $this->act_name = C('wechat_act_name');
      $this->client_ip = $_SERVER['SERVER_ADDR'];
      $this->remark = C('wechat_remark');
      $this->nonce_str = $this->create_nonce_str(32);
      $this->api_password = C('wechat_api_password');
      $inc_file = BASE_PATH.DS.'api'.DS.'wechat'.DS.'arraytoxml.php';
      if(is_file($inc_file)) {
       require($inc_file);
      }
      $this->arraytoxml = new ArrayToXML();
     }

     public function send_post($mch_billno,$re_openid,$total_amount){
      $sign = $this->create_sign($mch_billno,$re_openid,$total_amount);
      $send_array = array(
       'nonce_str' => $this->nonce_str,
       'mch_billno' => $mch_billno,
       'mch_id' => $this->mch_id,
       'wxappid' => $this->weixin_appid,
       'send_name' => $this->send_name,
       're_openid' => $re_openid,
       'total_amount' => $total_amount,
       'total_num' => $this->total_num,
       'wishing' => $this->wishing,
       'client_ip' => $this->client_ip,
       'act_name' => $this->act_name,
       'remark' => $this->remark,
       'sign' => $sign,
      );
      $send_xml = $this->arraytoxml->toXml($send_array,'');
      $data = $this->curl_post_ssl($this->url, $send_xml);
      $data = $this->xmlToArray($data);
      file_put_contents('adki',var_export($data,true),FILE_APPEND);
     }
     /*
     请确保您的libcurl版本是否支持双向认证，版本高于7.20.1
     */
     private function curl_post_ssl($url, $vars, $second=30,$aHeader=array()){
      $ch = curl_init();
      //超时时间
      curl_setopt($ch,CURLOPT_TIMEOUT,$second);
      curl_setopt($ch,CURLOPT_RETURNTRANSFER, 1);
      //这里设置代理，如果有的话
      //curl_setopt($ch,CURLOPT_PROXY, '10.206.30.98');
      //curl_setopt($ch,CURLOPT_PROXYPORT, 8080);
      curl_setopt($ch,CURLOPT_URL,$url);
      curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,false);
      curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,false);
      //以下两种方式需选择一种
      //第一种方法，cert 与 key 分别属于两个.pem文件
      //默认格式为PEM，可以注释
      curl_setopt($ch,CURLOPT_SSLCERTTYPE,'PEM');
      curl_setopt($ch,CURLOPT_SSLCERT,getcwd().$this->public_key);
      //默认格式为PEM，可以注释
      curl_setopt($ch,CURLOPT_SSLKEYTYPE,'PEM');
      curl_setopt($ch,CURLOPT_SSLKEY,getcwd().$this->private_key);
      //ca证书
      curl_setopt($ch,CURLOPT_CAINFO,$this->rootca);
      //第二种方式，两个文件合成一个.pem文件
      //curl_setopt($ch,CURLOPT_SSLCERT,getcwd().'/all.pem');
      if( count($aHeader) >= 1 ){
       curl_setopt($ch, CURLOPT_HTTPHEADER, $aHeader);
      }
      curl_setopt($ch,CURLOPT_POST, 1);
      curl_setopt($ch,CURLOPT_POSTFIELDS,$vars);
      $data = curl_exec($ch);
      if($data){
       curl_close($ch);
       return $data;
      }
      else {
       $error = curl_errno($ch);
       echo "call faild, errorCode:$error\n\n\n\n";
       curl_close($ch);
       return false;
      }
     }
     //生成签名
     private function create_sign($mch_billno,$re_openid,$total_amount){
      $string_array = array(
       'act_name' => $this->act_name,
       'client_ip' => $this->client_ip,
       'mch_billno' => $mch_billno,
       'mch_id' => $this->mch_id,
       'nonce_str' => $this->nonce_str,
       're_openid' => $re_openid,
       'remark' => $this->remark,
       'send_name' => $this->send_name,
       'total_amount' => $total_amount,
       'total_num' => $this->total_num,
       'wishing' => $this->wishing,
       'wxappid' => $this->weixin_appid,
      );
      foreach ($string_array as $key => $value){

       if(!empty($value)){

        $stringA .= "$key=$value";
        if($key != 'wxappid'){

         $stringA .= '&';
        }
       }
      }
      //转成UTF-8
      $stringA = $this->gbkToUtf8($stringA);
      $stringSignTemp="$stringA&key;=$this->api_password";
      $sign = MD5($stringSignTemp);

      $sign = strtoupper($sign);
      return $sign;
     }
     //生成随机字符串
     private function create_nonce_str($length){
      $str = null;
      $strPol = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz";
      $max = strlen($strPol)-1;
      for($i=0;$i<$length;$i++){
       $str.=$strPol[rand(0,$max)];//rand($min,$max)生成介于min和max两个数之间的一个随机整数
      }

      return $str;
     }
     /**
      *自动判断把gbk或gb2312编码的字符串转为utf8
      *能自动判断输入字符串的编码类，如果本身是utf-8就不用转换，否则就转换为utf-8的字符串
      *支持的字符编码类型是：utf-8,gbk,gb2312
      *@$str:string 字符串
      */
     private function gbkToUtf8($str){
      $charset = mb_detect_encoding($str,array('ASCII','UTF-8','GBK','GB2312'));
      $charset = strtolower($charset);
      if("utf-8" != $charset){
       $str = iconv('UTF-8',$charset,$str);
      }
      return $str;

     }
     private function xmlToArray($postStr){
      $msg = array();
      $msg = (array)simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);
      return $msg;
     }
    }

数组转xml:arraytoxml.php

    <!--?php
    /**
     * Created by PhpStorm.
     * User: ADKi
     * Date: 2016/4/26 0026
     * Time: 12:19
     */
    class ArrayToXML
    {
     public function toXml($data){
      $xml = '<xml-->';
      foreach ($data as $key => $value){
       if (is_numeric($value)){
        $xml .= "<".$key.">".$value."<!--".$key."-->";
       }else{
        $xml .= "<".$key."><!--[CDATA[".$value."]]--><!--".$key."-->";
       }
      }
      $xml .= '';
      return $xml;
     }

    }

以上就是本文的全部内容，希望对大家学习PHP程序设计有所帮助，也希望大家多多支持脚本之家。