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本文實例為大家分享了PHP微信公眾號自動發(fā)送紅包API代碼，分享給大家供大家參考。具體如下：

貼出核心接口代碼至于數(shù)據(jù)自己填寫，接口測試ＯＫ

wechat_packet.php

<!--?php

/**

 * 發(fā)送紅包接口

 * 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';//請求URL

 private $mch_id;//商戶號

 private $weixin_appid;//公眾賬號appid

 private $send_name;//商戶名稱

 private $total_num = 1;//發(fā)送紅包總?cè)藬?shù)

 private $wishing;//紅包祝福語

 private $client_ip;//調(diào)用接口的機器Ip地址

 private $act_name;//活動名稱

 private $remark;//備注信息

 private $nonce_str;//隨機字符串，不長于32位

 private $api_password;

 private $arraytoxml;//數(shù)組轉(zhuǎn)xml

 /**

  * 公鑰

  */

 private $public_key = "/api/wechat/cert/apiclient_cert.pem";

 /**

  * 私鑰

  */

 private $private_key = '/api/wechat/cert/apiclient_key.pem';

 /**

  * ca證書

  */

 private $rootca = 'api/wechat/cert/rootca.pem';

 public function __construct()

 {

  //初始化紅包設(shè)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);

 }

 /*

 請確保您的libcurl版本是否支持雙向認(rèn)證，版本高于7.20.1

 */

 private function curl_post_ssl($url, $vars, $second=30,$aHeader=array()){

  $ch = curl_init();

  //超時時間

  curl_setopt($ch,CURLOPT_TIMEOUT,$second);

  curl_setopt($ch,CURLOPT_RETURNTRANSFER, 1);

  //這里設(shè)置代理，如果有的話

  //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);

  //以下兩種方式需選擇一種

  //第一種方法，cert 與 key 分別屬于兩個.pem文件

  //默認(rèn)格式為PEM，可以注釋

  curl_setopt($ch,CURLOPT_SSLCERTTYPE,'PEM');

  curl_setopt($ch,CURLOPT_SSLCERT,getcwd().$this->public_key);

  //默認(rèn)格式為PEM，可以注釋

  curl_setopt($ch,CURLOPT_SSLKEYTYPE,'PEM');

  curl_setopt($ch,CURLOPT_SSLKEY,getcwd().$this->private_key);

  //ca證書

  curl_setopt($ch,CURLOPT_CAINFO,$this->rootca);

  //第二種方式，兩個文件合成一個.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;

  }

 }

 //生成簽名

 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 .= '&';

    }

   }

  }

  //轉(zhuǎn)成UTF-8

  $stringA = $this->gbkToUtf8($stringA);

  $stringSignTemp="$stringA&key=$this->api_password";

  $sign = MD5($stringSignTemp);

  $sign = strtoupper($sign);

  return $sign;

 }

 //生成隨機字符串

 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兩個數(shù)之間的一個隨機整數(shù)

  }

  return $str;

 }

 /**

  *自動判斷把gbk或gb2312編碼的字符串轉(zhuǎn)為utf8

  *能自動判斷輸入字符串的編碼類，如果本身是utf-8就不用轉(zhuǎn)換，否則就轉(zhuǎn)換為utf-8的字符串

  *支持的字符編碼類型是：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;

 }

}

數(shù)組轉(zhuǎn)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內(nèi)容，希望對大家學(xué)習(xí)PHP程序設(shè)計有所幫助