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
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<?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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