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±¾ÎÄʵÀýΪ´o¼ÒÖÏiÁËPHP΢ÐŹ«ÖÚºÅ×Ô¶¯¢Ëͺi°uAPI´uÂe£¬*ÖÏi¸ø´o¼Ò¹(C)´o¼Ò²Î¿¼¡£¾ßÌaÈçÏ£º

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wechat_packet.php

    <!--?php
    /**
     * *¢Ëͺi°u½Ó¿Ú
     * 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';//ÇeÇoURL
     private $mch_id;//ÉÌ»§ºÅ
     private $weixin_appid;//¹«ÖÚÕ˺Åappid
     private $send_name;//ÉÌ»§Ãu³Æ
     private $total_num = 1;//*¢Ëͺi°u×ÜÈËÊý
     private $wishing;//ºi°u×£¸£Ói
     private $client_ip;//µ÷ÓýӿڵĻuÆ÷IpµØÖ*
     private $act_name;//»i¶¯Ãu³Æ
     private $remark;//±¸×¢ÐÅÏ¢
     private $nonce_str;//Ëae»u×Ö*u´®£¬²»³¤ÓÚ32λ
     private $api_password;
     private $arraytoxml;//Êý×eתxml
     /**
     * ¹«Ô¿
     */
     private $public_key = "/api/wechat/cert/apiclient_cert.pem";
     /**
     * ˽Կ
     */
     private $private_key = '/api/wechat/cert/apiclient_key.pem';
     /**
     * caÖ¤Êe
     */
     private $rootca = 'api/wechat/cert/rootca.pem';
     public function __construct()
     {
     //³oʼ»¯ºi°uÉeÖÃÐÅÏ¢
     $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($data,true),FILE_APPEND);
     }
     /*
     ÇeÈ*±£ÄuµÄlibcurl°ae±¾ÊÇ*ñÖ§³ÖË«ÏoÈÏÖ¤£¬°ae±¾¸ßÓÚ7.20.1
     */
     private function curl_post_ssl($url, $vars, $second=30,$aHeader=array()){
     $ch = curl_init();
     //³¬Ê±Ê±¼a
     curl_setopt($ch,CURLOPT_TIMEOUT,$second);
     curl_setopt($ch,CURLOPT_RETURNTRANSFER, 1);
     //ÕaÀiÉeÖôuÀi£¬Èç¹uÓеĻ°
     //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);
     //ÒÔÏÂÁ½ÖÖ*½Ê½ÐeÑ¡ÔñÒ»ÖÖ
     //µÚÒ»ÖÖ*½*¨£¬cert Óe key *Ö±ðÊoÓÚÁ½¸o.pemÎļþ
     //ĬÈϸñʽΪPEM£¬¿ÉÒÔ×¢ÊÍ
     curl_setopt($ch,CURLOPT_SSLCERTTYPE,'PEM');
     curl_setopt($ch,CURLOPT_SSLCERT,getcwd().$this->public_key);
     //ĬÈϸñʽΪPEM£¬¿ÉÒÔ×¢ÊÍ
     curl_setopt($ch,CURLOPT_SSLKEYTYPE,'PEM');
     curl_setopt($ch,CURLOPT_SSLKEY,getcwd().$this->private_key);
     //caÖ¤Êe
     curl_setopt($ch,CURLOPT_CAINFO,$this->rootca);
     //µÚ¶þÖÖ*½Ê½£¬Á½¸oÎļþºÏ³ÉÒ»¸o.pemÎļþ
     //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;
     }
     }
     //Éu³ÉÇ(C)Ãu
     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 .= '&';
     }
     }
     }
     //ת³ÉUTF-8
     $stringA = $this->gbkToUtf8($stringA);
     $stringSignTemp="$stringA&key;=$this->api_password";
     $sign = MD5($stringSignTemp);

     $sign = strtoupper($sign);
     return $sign;
     }
     //Éu³ÉËae»u×Ö*u´®
     private function create_nonce_str($length){
     $str = null;
     $strPol = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz";
     $max = strlen($strPol)-1;
     for($i=0;$i<$length;$i++){
     $str.=$strPol[rand(0,$max)];//rand($min,$max)Éu³É½eÓÚminºÍmaxÁ½¸oÊýÖ®¼aµÄÒ»¸oËae»uÕuÊý
     }

     return $str;
     }
     /**
     *×Ô¶¯ÅжϰÑgbk»ogb2312±aÂeµÄ×Ö*u´®×ªÎªutf8
     *ÄÜ×Ô¶¯ÅжÏÊaÈe×Ö*u´®µÄ±aÂeÀa£¬Èç¹u±¾ÉiÊÇutf-8¾Í²»ÓÃת»»£¬*ñÔo¾Íת»»Îªutf-8µÄ×Ö*u´®
     *Ö§³ÖµÄ×Ö*u±aÂeÀaÐÍÊÇ£ºutf-8,gbk,gb2312
     *@$str:string ×Ö*u´®
     */
     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;
     }
    }

Êý×eתxml: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;
     }

    }

ÖØдÁËÒ»ÏÂPHPÏÂÃaeµÄ΢ÐÅAPI½Ó¿Ú£¬

΢Ðźi°uÖ§³Ö£¬JSAPIµÄ¶¯Ì¬²ÎÊý½Ó¿ÚÖ§³Ö

http://git.oschina.net/youkuiyuan/yky_test/blob/master/class/wxapi.class.php

΢ÐÅAPIÀa - Ôo¼Óºi°uÖ§³Ö

    <?php
     /********************************************************
     * @author Kyler You <QQ:2444756311>
     * @link http://mp.weixin.qq.com/wiki/home/index.html
     * @version 2.0.1
     * @uses $wxApi = new WxApi();
     * @package ΢ÐÅAPI½Ó¿Ú ½Ðø»a¼ÌÐø½øÐиuÐÂ
     ********************************************************/

     class WxApi {
     const appId  = "";
     const appSecret = ""; 
     const mchid  = ""; //ÉÌ»§ºÅ
     const privatekey = ""; //˽Կ
     public $parameters = array();

     public function __construct(){

     }

     /****************************************************
      * ΢ÐÅÌa½»API*½*¨£¬*µ»Ø΢ÐÅÖ¸¶¨JSON
      ****************************************************/

     public function wxHttpsRequest($url,$data = null){
      $curl = curl_init();
      curl_setopt($curl, CURLOPT_URL, $url);
      curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
      curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE);
      if (!empty($data)){
       curl_setopt($curl, CURLOPT_POST, 1);
       curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
      }
      curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
      $output = curl_exec($curl);
      curl_close($curl);
      return $output;
     }

     /****************************************************
      * ΢ÐÅ´øÖ¤ÊeÌa½»Êý¾Ý - ΢Ðźi°uʹÓÃ
      ****************************************************/

     public function wxHttpsRequestPem($url, $vars, $second=30,$aHeader=array()){
      $ch = curl_init();
      //³¬Ê±Ê±¼a
      curl_setopt($ch,CURLOPT_TIMEOUT,$second);
      curl_setopt($ch,CURLOPT_RETURNTRANSFER, 1);
      //ÕaÀiÉeÖôuÀi£¬Èç¹uÓеĻ°
      //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);

      //ÒÔÏÂÁ½ÖÖ*½Ê½ÐeÑ¡ÔñÒ»ÖÖ

      //µÚÒ»ÖÖ*½*¨£¬cert Óe key *Ö±ðÊoÓÚÁ½¸o.pemÎļþ
      //ĬÈϸñʽΪPEM£¬¿ÉÒÔ×¢ÊÍ
      curl_setopt($ch,CURLOPT_SSLCERTTYPE,'PEM');
      curl_setopt($ch,CURLOPT_SSLCERT,getcwd().'/apiclient_cert.pem');
      //ĬÈϸñʽΪPEM£¬¿ÉÒÔ×¢ÊÍ
      curl_setopt($ch,CURLOPT_SSLKEYTYPE,'PEM');
      curl_setopt($ch,CURLOPT_SSLKEY,getcwd().'/apiclient_key.pem');

      curl_setopt($ch,CURLOPT_CAINFO,'PEM');
      curl_setopt($ch,CURLOPT_CAINFO,getcwd().'/rootca.pem');

      //µÚ¶þÖÖ*½Ê½£¬Á½¸oÎļþºÏ³ÉÒ»¸o.pemÎļþ
      //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:$error\n"; 
       curl_close($ch);
       return false;
      }
     }

     /****************************************************
      * ΢ÐÅ»ñÈ¡AccessToken *µ»ØÖ¸¶¨Î¢ÐŹ«ÖںŵÄatÐÅÏ¢
      ****************************************************/

     public function wxAccessToken($appId = NULL , $appSecret = NULL){
      $appId  = is_null($appId) ? self::appId : $appId;
      $appSecret = is_null($appSecret) ? self::appSecret : $appSecret;
      //echo $appId,$appSecret;
      $url  = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid;=".$appId."&secret;=".$appSecret;
      $result  = $this->wxHttpsRequest($url);
      //print_r($result);
      $jsoninfo = json_decode($result, true);
      $access_token = $jsoninfo["access_token"];
      return $access_token;
     }

     /****************************************************
      * ΢ÐÅͨ¹ýOPENID»ñÈ¡Óû§ÐÅÏ¢£¬*µ»ØÊý×e
      ****************************************************/

     public function wxGetUser($openId){
      $wxAccessToken = $this->wxAccessToken();
      $url  = "https://api.weixin.qq.com/cgi-bin/user/info?access_token=".$wxAccessToken."&openid;=".$openId."〈=zh_CN";
      $result  = $this->wxHttpsRequest($url);
      $jsoninfo = json_decode($result, true);
      return $jsoninfo;
     }

     /****************************************************
      * ΢ÐÅͨ¹ýÖ¸¶¨Ä£°aÐÅÏ¢*¢Ë͸øÖ¸¶¨Óû§£¬*¢ËÍÍe³Éºo*µ»ØÖ¸¶¨JSONÊý¾Ý
      ****************************************************/

     public function wxSendTemplate($jsonData){
      $wxAccessToken = $this->wxAccessToken();
      $url  = "https://api.weixin.qq.com/cgi-bin/message/template/send?access_token=".$wxAccessToken;
      $result  = $this->wxHttpsRequest($url,$jsonData);
      return $result;
     }

     /****************************************************
      * *¢ËÍ×Ô¶¨ÒaµÄÄ£°aÏuÏ¢
      ****************************************************/

     public function wxSetSend($touser, $template_id, $url, $data, $topcolor = '#7B68EE'){
      $template = array(
       'touser' => $touser,
       'template_id' => $template_id,
       'url' => $url,
       'topcolor' => $topcolor,
       'data' => $data
      );
      $jsonData = json_encode($template);
      $result = $this->wxSendTemplate($jsonData);
      return $result;
     }

     /****************************************************
      * ΢ÐÅÉeÖÃOAUTHÌøתURL£¬*µ»Ø×Ö*u´®ÐÅÏ¢ - SCOPE = snsapi_base //Ñe֤ʱ²»*µ»ØÈ*ÈÏÒ³Ãae£¬Ö»ÄÜ»ñÈ¡OPENID
      ****************************************************/

     public function wxOauthBase($redirectUrl,$state = "",$appId = NULL){
      $appId  = is_null($appId) ? self::appId : $appId;
      $url = "https://open.weixin.qq.com/connect/oauth2/authorize?appid=".$appId."&redirect;_uri=".$redirectUrl."&response;_type=code&scope;=snsapi_base&state;=".$state."#wechat_redirect";
      return $url;
     }

     /****************************************************
      * ΢ÐÅÉeÖÃOAUTHÌøתURL£¬*µ»Ø×Ö*u´®ÐÅÏ¢ - SCOPE = snsapi_userinfo //»ñÈ¡Óû§ÍeÕuÐÅÏ¢
      ****************************************************/

     public function wxOauthUserinfo($redirectUrl,$state = "",$appId = NULL){
      $appId  = is_null($appId) ? self::appId : $appId;
      $url = "https://open.weixin.qq.com/connect/oauth2/authorize?appid=".$appId."&redirect;_uri=".$redirectUrl."&response;_type=code&scope;=snsapi_userinfo&state;=".$state."#wechat_redirect";
      return $url;
     }

     /****************************************************
      * ΢ÐÅOAUTHÌøתָ¶¨URL
      ****************************************************/

     public function wxHeader($url){
      header("location:".$url);
     }

     /****************************************************
      * ΢ÐÅͨ¹ýOAUTH*µ»ØÒ³ÃaeÖлñÈ¡ATÐÅÏ¢
      ****************************************************/

     public function wxOauthAccessToken($code,$appId = NULL , $appSecret = NULL){
      $appId  = is_null($appId) ? self::appId : $appId;
      $appSecret = is_null($appSecret) ? self::appSecret : $appSecret;
      $url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=".$appId."&secret;=".$appSecret."&code;=".$code."&grant;_type=authorization_code";
      $result  = $this->wxHttpsRequest($url);
      //print_r($result);
      $jsoninfo = json_decode($result, true);
      //$access_token = $jsoninfo["access_token"];
      return $jsoninfo;  
     }

     /****************************************************
      * ΢ÐÅͨ¹ýOAUTHµÄAccess_TokenµÄÐÅÏ¢»ñÈ¡µ±Ç°Óû§ÐÅÏ¢ // Ö»Ö´ÐÐÔÚsnsapi_userinfoģʽÔËÐÐ
      ****************************************************/

     public function wxOauthUser($OauthAT,$openId){
      $url  = "https://api.weixin.qq.com/sns/userinfo?access_token=".$OauthAT."&openid;=".$openId."〈=zh_CN";
      $result  = $this->wxHttpsRequest($url);
      $jsoninfo = json_decode($result, true);
      return $jsoninfo;  
     }

     /*****************************************************
      * Éu³ÉËae»u×Ö*u´® - ×i³¤Îª32λ×Ö*u´®
      *****************************************************/
     public function wxNonceStr($length = 16, $type = FALSE) {
      $chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
      $str = "";
      for ($i = 0; $i < $length; $i++) {
      $str .= substr($chars, mt_rand(0, strlen($chars) - 1), 1);
      }
      if($type == TRUE){
      return strtoupper(md5(time() . $str));
      }
      else {
      return $str;
      }
     }

     /*******************************************************
      * ΢ÐÅÉÌ»§¶(C)µ¥ºÅ - ×i³¤28λ×Ö*u´®
      *******************************************************/

     public function wxMchBillno($mchid = NULL) {
      if(is_null($mchid)){
      if(self::mchid == "" || is_null(self::mchid)){
       $mchid = time();
      }
      else{
       $mchid = self::mchid;
      }
      }
      else{
      $mchid = substr(addslashes($mchid),0,10);
      }
      return date("Ymd",time()).time().$mchid;
     }

     /*******************************************************
      * ΢Пñʽ»¯Êý×e±a³É²ÎÊý¸ñʽ - Ö§³Öurl¼ÓÃÜ
      *******************************************************/ 

     public function wxSetParam($parameters){
      if(is_array($parameters) && !empty($parameters)){
      $this->parameters = $parameters;
      return $this->parameters;
      }
      else{
      return array();
      }
     }

     /*******************************************************
      * ΢Пñʽ»¯Êý×e±a³É²ÎÊý¸ñʽ - Ö§³Öurl¼ÓÃÜ
      *******************************************************/

     public function wxFormatArray($parameters = NULL, $urlencode = FALSE){
      if(is_null($parameters)){
      $parameters = $this->parameters;
      }
      $restr = "";//³oʼ»¯¿Õ
      ksort($parameters);//ÅÅÐo²ÎÊý
      foreach ($parameters as $k => $v){//Ñ­»*¶¨ÖƲÎÊý
      if (null != $v && "null" != $v && "sign" != $k) {
       if($urlencode){//Èç¹u²ÎÊýÐeÒªÔo¼ÓURL¼ÓÃܾÍÔo¼Ó£¬²»ÐeÒªÔo²»ÐeÒª
       $v = urlencode($v);
       }
       $restr .= $k . "=" . $v . "&";//*µ»ØÍeÕu×Ö*u´®
      }
      }
      if (strlen($restr) > 0) {//Èç¹u´aeÔÚÊý¾ÝÔo½«×iºo¡°&¡±É¾³ý
      $restr = substr($restr, 0, strlen($restr)-1);
      }
      return $restr;//*µ»Ø×Ö*u´®
     }

     /*******************************************************
      * ΢ÐÅMD5Ç(C)ÃuÉu³ÉÆ÷ - ÐeÒª½«²ÎÊýÊý×eת»¯³ÉΪ×Ö*u´®[wxFormatArray*½*¨]
      *******************************************************/
     public function wxMd5Sign($content, $privatekey){
     try {
      if (is_null($key)) {
       throw new Exception("²Æ¸¶Í¨Ç(C)Ãukey²»ÄÜΪ¿Õ£¡");
      }
      if (is_null($content)) {
       throw new Exception("²Æ¸¶Í¨Ç(C)ÃuÄÚÈݲ»ÄÜΪ¿Õ");
      }
      $signStr = $content . "&key;=" . $key;
      return strtoupper(md5($signStr));
      }
      catch (Exception $e)
      {
      die($e->getMessage());
      }
     }

     /*******************************************************
      * ΢ÐÅSha1Ç(C)ÃuÉu³ÉÆ÷ - ÐeÒª½«²ÎÊýÊý×eת»¯³ÉΪ×Ö*u´®[wxFormatArray*½*¨]
      *******************************************************/
     public function wxSha1Sign($content, $privatekey){
     try {
      if (is_null($key)) {
       throw new Exception("²Æ¸¶Í¨Ç(C)Ãukey²»ÄÜΪ¿Õ£¡");
      }
      if (is_null($content)) {
       throw new Exception("²Æ¸¶Í¨Ç(C)ÃuÄÚÈݲ»ÄÜΪ¿Õ");
      }
      $signStr = $content . "&key;=" . $key;
      return strtoupper(sha1($signStr));
      }
      catch (Exception $e)
      {
      die($e->getMessage());
      }
     }

     /*******************************************************
      * ½«Êý×e½aÎoXML - ΢Ðźi°u½Ó¿Ú
      *******************************************************/

     public function wxArrayToXml($parameters = NULL){
      if(is_null($parameters)){
      $parameters = $this->parameters;
      }

      if(!is_array($parameters) || empty($parameters)){
      die("²ÎÊý²»ÎªÊý×eÎÞ*¨½aÎo");
      }

      $xml = "<xml>";
      foreach ($arr as $key=>$val)
      {
      if (is_numeric($val))
      {
       $xml.="<".$key.">".$val."</".$key.">"; 
      }
      else
       $xml.="<".$key."><![CDATA[".$val."]]></".$key.">"; 
      }
      $xml.="</xml>";
      return $xml; 
     }

     }

ºoÆÚ»¹ÊÇ»aÔo¼ÓÔÚÒ»ÆðµÄ°ÑÕa¸oCLASS×oÆðÀ´£¬ÍøÉÏ×ÊÔ´ºÜ¶a£¬µ«ÊǶ¼ÊÇÓÐÒ»¶¨»u´¡µÄÈËÈ¥¿´¿´¸Ä¸Ä¿ÉÒÔ£¬¶ÔÓÚûÓнӴ¥¸Õ¸Õ½Ó´¥µÄÐÂÊÖ»¹ÊÇÐeÒª¸øÓeÖ§³ÖµÄ¡£°iÖuÓû§ÂÅÂÅ˼Â*¡£

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¸u¾Ý΢П߼¶ºi°u½Ó¿Ú£¬¿ª¢PHP°ae±¾µÄAPI½Ó¿Ú£¬ÏÖÔÚ½øÐÐÖ÷Òª´uÂeÖÎo¡£

ºi°u½Ó¿Úµ÷ÓÃÇeÇo´uÂe£¬ËuÓÐÇeÇo²ÎÊýΪ±ØÌi²ÎÊýÓeÎĵµ¶ÔÓ¦£º

    class Wxapi {
     private $app_id = 'wxXXXXXXXXXXXX'; //¹«ÖÚÕ˺Åappid£¬Ê×ÏÈÉeÇeÓeÖ®ÅaÌ׵Ĺ«ÖÚÕ˺Å
     private $app_secret = 'XXXXXXXXXXXXXXXXXXXXXXXX';//¹«ÖÚºÅsecret£¬Óû§»ñÈ¡Óû§ÊÚȨtoken
     private $app_mchid = 'XXXXXXXX';//ÉÌ»§ºÅid
     function __construct(){
     //do sth here....
     }
     /**
     * ΢ÐÅÖ§¸¶
     * @param string $openid Óû§openid
     */
     public function pay($re_openid)
     {
     include_once('WxHongBaoHelper.php');
     $commonUtil = new CommonUtil();
     $wxHongBaoHelper = new WxHongBaoHelper();
     $wxHongBaoHelper->setParameter("nonce_str", $this->great_rand());//Ëae»u×Ö*u´®£¬Ø¢³¤ÓÚ 32 λ
     $wxHongBaoHelper->setParameter("mch_billno", $this->app_mchid.date('YmdHis').rand(1000, 9999));//¶(C)µ¥ºÅ
     $wxHongBaoHelper->setParameter("mch_id", $this->app_mchid);//ÉÌ»§ºÅ
     $wxHongBaoHelper->setParameter("wxappid", $this->app_id);
     $wxHongBaoHelper->setParameter("nick_name", 'ºi°u');//Ìa¹(C)*½Ãu³Æ
     $wxHongBaoHelper->setParameter("send_name", 'ºi°u');//ºi°u*¢ËÍÕßÃu³Æ
     $wxHongBaoHelper->setParameter("re_openid", $re_openid);//Ïa¶ÔÓÚÒ½Âo»¥Í¨µÄopenid
     $wxHongBaoHelper->setParameter("total_amount", 100);//¸¶¿i½ð¶i£¬µ¥Î»*Ö
     $wxHongBaoHelper->setParameter("min_value", 100);//×iСºi°u½ð¶i£¬µ¥Î»*Ö
     $wxHongBaoHelper->setParameter("max_value", 100);//×i´oºi°u½ð¶i£¬µ¥Î»*Ö
     $wxHongBaoHelper->setParameter("total_num", 1);//ºi°u…§*Å×ÜÈËÊý
     $wxHongBaoHelper->setParameter("wishing", '¸ÐлÄu²ÎÓeºi°uÅÉ*¢»i¶¯£¬×£ÄuÐÂÄe¿iÀÖ£¡');//ºi°u×£¸£²i
     $wxHongBaoHelper->setParameter("client_ip", '127.0.0.1');//µ÷ÓýӿڵĻuÆ÷ Ip µØÖ*
     $wxHongBaoHelper->setParameter("act_name", 'ºi°u»i¶¯');//»iÛ½Ãu³Æ
     $wxHongBaoHelper->setParameter("remark", '¿iÀ´ÇÀ£¡');//±¸×¢ÐÅÏ¢
     $postXml = $wxHongBaoHelper->create_hongbao_xml();
     $url = 'https://api.mch.weixin.qq.com/mmpaymkttransfers/sendredpack';
     $responseXml = $wxHongBaoHelper->curl_post_ssl($url, $postXml);
     //ÓÃ×÷½a¹uµ÷ÊÔÊa³o
     //echo htmlentities($responseXml,ENT_COMPAT,'UTF-8');
     $responseObj = simplexml_load_string($responseXml, 'SimpleXMLElement', LIBXML_NOCDATA);
     return $responseObj->return_code;
     }

*»ñÈ¡Ëae»u×Öu´®½¨£º**

    /**
     * Éu³ÉËae»uÊý
     */ 
    public function great_rand(){
     $str = '1234567890abcdefghijklmnopqrstuvwxyz';
     for($i=0;$i<30;$i++){
     $j=rand(0,35);
     $t1 .= $str[$j];
     }
     return $t1; 
    }

*Ç(C)ÃuËa¨£º
**

    /**
    ÀýÈ磺
    appid£º wxd111665abv58f4f
    mch_id£º 10000100
    device_info£º 1000
    Body£º test
    nonce_str£º ibuaiVcKdpRxkhJA
    µÚÒ»²½£º¶Ô²ÎÊý°´ÕÕ key=value µÄ¸ñʽ£¬²¢°´ÕÕ²ÎÊýÃu ASCII ×ÖµaÐoÅÅÐoÈçÏ£º
    stringA="appid=wxd930ea5d5a258f4f&body;=test&device;_info=1000&mch;_i
    d=10000100&nonce;_str=ibuaiVcKdpRxkhJA";
    µÚ¶þ²½£ºÆ´½ÓÖ§¸¶ÃÜÔ¿£º
    stringSignTemp="stringA&key;=192006250b4c09247ec02edce69f6a2d"
    sign=MD5(stringSignTemp).toUpperCase()="9A0A8659F005D6984697E2CA0A
    9CF3B7"
    */
    protected function get_sign(){
     define('PARTNERKEY',"QSRXXXXXXXXXXXXXXXXXXXXX");
     try {
     if (null == PARTNERKEY || "" == PARTNERKEY ) {
     throw new SDKRuntimeException("ÃÜÔ¿²»ÄÜΪ¿Õ£¡" . "<br>");
     }
     if($this->check_sign_parameters() == false) { //¼i²eÉu³ÉÇ(C)Ãu²ÎÊý
     throw new SDKRuntimeException("Éu³ÉÇ(C)Ãu²ÎÊýȱʧ£¡" . "<br>");
     }
     $commonUtil = new CommonUtil();
     ksort($this->parameters);
     $unSignParaString = $commonUtil->formatQueryParaMap($this->parameters, false);
     $md5SignUtil = new MD5SignUtil();
     return $md5SignUtil->sign($unSignParaString,$commonUtil->trimString(PARTNERKEY));
     }catch (SDKRuntimeException $e)
     {
     die($e->errorMessage());
     }

    }

*CURLÇeÇoÒÔ¼°¢ËÍÖ¤Êe£º
**

    function curl_post_ssl($url, $vars, $second=30,$aHeader=array())
    {
     $ch = curl_init();
     //³¬Ê±Ê±¼a
     curl_setopt($ch,CURLOPT_TIMEOUT,$second);
     curl_setopt($ch,CURLOPT_RETURNTRANSFER, 1);
     //ÕaÀiÉeÖôuÀi£¬Èç¹uÓеĻ°
     curl_setopt($ch,CURLOPT_URL,$url);
     curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,false);
     curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,false); 
     //cert Óe key *Ö±ðÊoÓÚÁ½¸o.pemÎļþ
     //ÇeÈ*±£ÄuµÄlibcurl°ae±¾ÊÇ*ñÖ§³ÖË«ÏoÈÏÖ¤£¬°ae±¾¸ßÓÚ7.20.1
     curl_setopt($ch,CURLOPT_SSLCERT,dirname(__FILE__).DIRECTORY_SEPARATOR.'zhengshu'.DIRECTORY_SEPARATOR.'apiclient_cert.pem');
     curl_setopt($ch,CURLOPT_SSLKEY,dirname(__FILE__).DIRECTORY_SEPARATOR.'zhengshu'.DIRECTORY_SEPARATOR.'apiclient_key.pem');
     curl_setopt($ch,CURLOPT_CAINFO,dirname(__FILE__).DIRECTORY_SEPARATOR.'zhengshu'.DIRECTORY_SEPARATOR.'rootca.pem');
     if( count($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:$error\n"; 
     curl_close($ch);
     return false;
     }
    }

Èe¿ÚÎļþ£º

    @require "pay.php";
    //»ñÈ¡Óû§ÐÅÏ¢
    $get = $_GET['param'];
    $code = $_GET['code'];
    //ÅжÏcodeÊÇ*ñ´aeÔÚ
    if($get=='access_token' && !empty($code)){
     $param['param'] = 'access_token';
     $param['code'] = $code;
     $packet = new Packet();
     //»ñÈ¡Óû§openidÐÅÏ¢
     $userinfo = $packet->_route('userinfo',$param);
     if(empty($userinfo['openid'])){
     exit("NOAUTH");
     }
     //µ÷È¡Ö§¸¶*½*¨
     $packet->_route('wxpacket',array('openid'=>$userinfo['openid']));
    }else{
     $packet->_route('userinfo');
    }

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