分享一个完整的微信开发php代码

本文实例为大家分享了微信开发php代码，供大家参考，具体内容如下

<?php    //封装成一个微信接口类       class WeixinApi    {      private $appid;      private $appsecret;          //构造方法 初始化赋值      public function construct($appid="",$appsecret="")      {        $this->appid = $appid;        $this->appsecret = $appsecret;      }         //验证服务器地址有效性      public function valid()      {        if($this->checkSignature())        {          $echostr = $_GET['echostr'];//随机的字符串          return $echostr;        }        else        {          return "Error";        }      }         //检查签名      private function checkSignature()      {        //一、接收微信服务器GET方式提交过来的4个参数数据           $signature = $_GET['signature'];//微信加密签名           $timestamp = $_GET['timestamp'];//时间戳           $nonce = $_GET['nonce'];//随机数           //二、加密/校验过程        // 1. 将token、timestamp、nonce三个参数进行字典序排序；        // bool sort ( array &$array [, int $sort_flags = SORT_REGULAR ] ) 对数组排序                  $tmpArr = array(TOKEN,$timestamp,$nonce);//将上面三个参数放到一个数组里面        sort($tmpArr,SORT_STRING);           // 2. 将三个参数字符串拼接成一个字符串进行sha1加密；        $tmpStr = implode($tmpArr); //将数组转化成字符串           $signatureStr = sha1($tmpStr);           // 3. 开发者获得加密后的字符串与signature对比。        if($signatureStr == $signature)        {          return true;        }        else        {          return false;        }      }         //响应消息      public function responseMsg()      {        //接收微信服务器发送POST请求到开发者服务器，携带的XML数据包        $postData = $GLOBALS['HTTP_RAW_POST_DATA'];           //处理xml数据包        $xmlObj = simplexml_load_string($postData,"SimpleXMLElement",LIBXML_NOCDATA);           if(!$xmlObj)        {          echo "";          exit;        }           //获取接收消息中的参数内容        $toUserName = $xmlObj->ToUserName;//开发者微信号        $fromUserName = $xmlObj->FromUserName;//发送方的微信号（openid）        $msgType = $xmlObj->MsgType;//消息类型        switch ($msgType) {          //接收文本消息          case 'text':            //获取文本消息的关键字            $keyword = $this->receiveText($xmlObj);             //进行关键字回复            switch($keyword)            {              case "w001":              case "W001":                return $this->replyText($xmlObj,"Hi~你好");                break;              case "w002":              case "W002":                return $this->replyText($xmlObj,"Hi~尴尬了");                break;              case "笑话":                $key = "dee9ebc68fd5a61f67286063932afe56";                return $this->replyNews($xmlObj,$this->joke_text($key));                break;              default:                $key = "dee9ebc68fd5a61f67286063932afe56";                return $this->replyNews($xmlObj,$this->joke_text($key));                break;            }                break;          //接收图片消息          case 'image':            return $this->receiveImage($xmlObj);            break;          //接收事件推送          case 'event':            return $this->receiveEvent($xmlObj);            break;        }            }         //接收事件推送      public function receiveEvent($obj)      {        //接收事件类型        $event = $obj->Event;        switch ($event)        {          //关注事件          case 'subscribe':            //下发欢迎消息            $newsArr = array(                    array(                      "Title"=>"做有价值的头条资讯！",                      "Description"=>"把握价值头条资讯，日常更加有谈资呢！",                      "PicUrl"=>"http://jober.applinzi.com/news/img/news.png",                      "Url"=>"http://jober.applinzi.com/news/index.php"                    )                                  );            //回复图文消息            return $this->replyNews($obj,$newsArr);             break;          //取消关注事件          case 'unsubscribe':            //账号的解绑操作等等            break;          //自定义菜单推送CLICK事件          case 'CLICK':            $eventKey = $obj->EventKey;//获取事件KEY值，与自定义菜单接口中KEY值对应            switch ($eventKey)             {              case 'old':                     $weixinArr = $this->history("da675ebc6a0d72920dca3f676122a693");                $weixinArr = array_slice($weixinArr, 0,5);                $newsArr = array();                   foreach ($weixinArr as $item)                 {                  $newsArr = array(array(                            "Title" => $item['Description'],                            "Description" => $item['Title'],                            "PicUrl" => "http://1.jober.applinzi.com/news/img/2.jpg",                            "Url" => "http://www.todayonhistory.com/"                                                    ));                }                return $this->replyNews($obj,$newsArr);                break;            }          break;        }      }         //接收文本消息      public function receiveText($obj)      {        $content = trim($obj->Content);//文本消息的内容        return $content;      }         //接收图片消息      public function receiveImage($obj)      {        $picUrl = $obj->PicUrl;//图片的链接        $mediaId = $obj->MediaId;//图片消息媒体id        return $this->replyImage($obj,$mediaId);      }         //回复图片消息      public function replyImage($obj,$mediaId)      {        $replyXml = "<xml>                <ToUserName><![CDATA[%s]]></ToUserName>                <FromUserName><![CDATA[%s]]></FromUserName>                <CreateTime>%s</CreateTime>                <MsgType><![CDATA[image]]></MsgType>                <Image>                  <MediaId><![CDATA[%s]]></MediaId>                </Image>              </xml>";        return sprintf($replyXml,$obj->FromUserName,$obj->ToUserName,time(),$mediaId);                   }         //回复文本消息      public function replyText($obj,$content)      {        $replyXml = "<xml>                <ToUserName><![CDATA[%s]]></ToUserName>                <FromUserName><![CDATA[%s]]></FromUserName>                <CreateTime>%s</CreateTime>                <MsgType><![CDATA[text]]></MsgType>                <Content><![CDATA[%s]]></Content>              </xml>";        return sprintf($replyXml,$obj->FromUserName,$obj->ToUserName,time(),$content);      }             //回复图文消息      public function replyNews($obj,$newsArr)      {        //判断是否为数组类型        if(!is_array($newsArr))        {          return;        }        // 判断数组是否为空数组        if(!$newsArr)        {          return;        }        $itemStr = "";        //定义item模板        $itemXml = "<item>                <Title><![CDATA[%s]]></Title>                 <Description><![CDATA[%s]]></Description>                <PicUrl><![CDATA[%s]]></PicUrl>                <Url><![CDATA[%s]]></Url>              </item>";        foreach($newsArr as $item)        {          $itemStr .= sprintf($itemXml,$item['Title'],$item['Description'],$item['PicUrl'],$item['Url']);        }        $replyXml = "<xml>                <ToUserName><![CDATA[%s]]></ToUserName>                <FromUserName><![CDATA[%s]]></FromUserName>                <CreateTime>%s</CreateTime>                <MsgType><![CDATA[news]]></MsgType>                <ArticleCount>".count($newsArr)."</ArticleCount>                <Articles>".$itemStr."</Articles>              </xml>";         return sprintf($replyXml,$obj->FromUserName,$obj->ToUserName,time());           }         //封装https请求（GET和POST）           protected function https_request($url,$data=null)      {        //1、初始化curl        $ch = curl_init();           //2、设置传输选项        curl_setopt($ch, CURLOPT_URL, $url);//请求的url地址        curl_setopt($ch,CURLOPT_RETURNTRANSFER,1);//将请求的结果以文件流的形式返回                 if(!empty($data))        {          curl_setopt($ch,CURLOPT_POST,1);//请求POST方式          curl_setopt($ch,CURLOPT_POSTFIELDS,$data);//POST提交的内容        }           //3、执行请求并处理结果        $outopt = curl_exec($ch);           //把json数据转化成数组        $outoptArr = json_decode($outopt,TRUE);           //4、关闭curl        curl_close($ch);           //如果返回的结果$outopt是json数据，则需要判断一下        if(is_array($outoptArr))        {            return $outoptArr;        }        else        {          return $outopt;        }            }         public function juhe_weixin($key,$type)      {        $url ="http://v.juhe.cn/toutiao/index?type={$type}&key={$key}";        $result = $this->https_request($url);        if($result['error_code'] == 0)        {          return $result['result']['data'];        }        else        {          return array();        }      }         //聚合数据-获取最新趣图      public function joke_text($key,$pagesize=10)      {        $url = "http://japi.juhe.cn/joke/img/text.from?key={$key}&pagesize={$pagesize}";        $jokeArr = $this->https_request($url);        $resultArr = $jokeArr['result']['data'];        // $content = $resultArr[0]['content'];        // return $this->replyText($xmlObj,$content);                 $newsArr = array();        //判断笑话接口是否获取数据        if($jokeArr['error_code'] == 0)        {          foreach($resultArr as $item)          {            $newsArr[] = array(                  "Title"=>$item['content'],                  "Description"=>$item['updatetime'],                  "PicUrl"=>$item['url'],                  "Url"=>$item['url']                );          }                }        return $newsArr;      }            //聚合数据-获取历史上的今天               public function history($key)      {        $m = idate('m');        $d = idate('d');        $day = "{$m}/{$d}";               $url = "http://v.juhe.cn/todayOnhistory/queryEvent.php?key={$key}&date={$day}";        $historyArr = $this->https_request($url);        $resultArr = $historyArr['result'];        // $content = $resultArr['title'];        // return $this->replyText($xmlObj,$content);                 $newsArr = array();        //判断接口是否获取数据        if($jokeArr['error_code'] == 0)        {          foreach($resultArr as $item)          {            $newsArr[] = array(                  "Title"=>$item['title'],                  "Description"=>$item['date'],                  "PicUrl"=>"",                  "Url"=>""                );          }                }        return $newsArr;      }         public function fund($key)      {           $url = "http://japi.juhe.cn/jingzhi/query.from?key={$key}";        $fundArr = $this->https_request($url);        $resultArr = $fundArr['result'];        // $content = $resultArr['title'];        // return $this->replyText($xmlObj,$content);                 $newsArr = array();        //判断接口是否获取数据        if($jokeArr['error_code'] == 0)        {          foreach($resultArr as $item)          {            $newsArr[] = array(                  "Title"=>$item['day'],                  "Description"=>$item['title'],                  "PicUrl"=>"",                  "Url"=>"http://www.baidu.com"                );          }                }        return $newsArr;      }         /**        *获取基础支持里面的接口调用凭证access_token并缓存access_token        *@return access_token string 接口凭证      **/      public function getAccessToken()      {        //获取memcache缓存的access_token        $access_token = $this->_memcache_get("access_token");        //如果缓存的access_token失效        if(!$access_token)        {            //如果失效调用获取接口凭证来获取access_token          $url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid={$this->appid}&secret={$this->appsecret}";          $outoptArr = $this->https_request($url);          if(!isset($outoptArr['errcode']))          {            //memcache缓存access_token            $this->_memcache_set("access_token",$outoptArr['access_token'],7000);            return $outoptArr['access_token'];          }        }          return $access_token;      }         //初始化memcache      private function _memcache_init()      {        $mmc = new Memcache;        $ret = $mmc -> connect();        if ($ret == false)         {          return;        }         return $mmc;      }         //设置memcache      private function _memcache_set($key,$value,$time=0)      {        $mmc = $this->_memcache_init();        $mmc -> set($key,$value,0,$time);      }         //获取memcahce      private function _memcache_get($key)      {        $mmc = $this->_memcache_init();         return $mmc -> get($key);        }         //自定义菜单创建         public function menu_create($data)      {        $access_token = $this->getAccessToken();        //自定义菜单创建接口地址        $url = "https://api.weixin.qq.com/cgi-bin/menu/create?access_token={$access_token}";        return $this->https_request($url,$data);      }         //自定义菜单删除      public function menu_delete()      {        $access_token = $this->getAccessToken();        $url = "https://api.weixin.qq.com/cgi-bin/menu/delete?access_token={$access_token}";        return $this->https_request($url);      }    }  ?>

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