<?phpdefine("TOKEN","你的TOKEN");class wechatCallBackApi{ //public $signature; //加密签名 //public $timestamp; //时间戳 //public $nonce; //随机数 //public $echostr; //随机字符串，返回标志 public $fromUserName; //发信人ID public $toUserName; //收信人ID(本公共号) public $keyWords; //文本信息 public $msgId; //消息ID public $welcomeMsg; //欢迎消息 public $msgType; //消息类型 public $event; //事件名 public $mediaId; //语音消息媒体id，可以调用多媒体文件下载接口拉取该媒体 public $format; //语音格式：amr public $recognition; //语音识别结果 public function __construct(){ $this->welcomeMsg="HELLO,欢迎订阅！"; //$this->main(); //*****************第一次验证的时候打开，随后可关闭*************** } //首次TOKEN验证 public function main(){ $echoStr=$_GET['echostr']; if($this->checkRes()){ echo $echoStr; }else{ exit(); } } //验证权限 private function checkRes(){ $signature=$_GET['signature']; //获取微信服务发送过来的参数 $timestamp=$_GET['timestamp']; $nonce=$_GET['nonce']; $token = TOKEN; $tmpArr = array($token,$timestamp,$nonce); sort($tmpArr); //进行字典排序 $strWaitCheck = implode($tmpArr); //进行字符串组合 $strWaitCheck = sha1($strWaitCheck); //对字符串进行sha1加密 if($strWaitCheck==$signature){ return true; }else{ return false; } } public function getWhatWeChatServerPost(){ $huntPostContent = $GLOBALS["HTTP_RAW_POST_DATA"]; //获取微信服务post过来的内容 $newXmlObj =simplexml_load_string($huntPostContent,'SimpleXMLElement', LIBXML_NOCDATA); //把post过的字符串载入对象 $this->fromUserName = $newXmlObj->FromUserName; //向公共账号发信息的用户名 $this->toUserName = $newXmlObj->ToUserName; //公共账号名 $this->keyWords = trim($newXmlObj->Content); //消息内容 $this->msgId = trim($newXmlObj->MsgId); //读取当前消息msgId $this->msgType = trim($newXmlObj->MsgType); //读取当前消息类型 $this->event = trim($newXmlObj->Event); //读取当前事件名 $this->format = trim($newXmlObj->Format); //语音格式：amr $this->mediaId = trim($newXmlObj->MediaID); //语音消息媒体id，可以调用多媒体文件下载接口拉取该媒体 $this->recognition = trim($newXmlObj->Recognition); //语音识别结果，UTF8编码 } //消息响应 public function responseMsg(){ $this->getWhatWeChatServerPost(); //执行接收微信服务器POST过来的东西 //当消息类型为text的时候处理 if(!empty($this->keyWords)&& $this->msgType == "text"){ $para = $this->keyWords; switch($para){ case "1": $tmp_item = $this->textPicMaxTmp( "this is a test!!", "各位大叔大妈别太大较真，这就一测试滴", "http://www.baidu.com/img/bdlogo.gif", "http://www.baidu.com/"); $re_global = $this->resTextPicMax($this->fromUserName,$this->toUserName,1,$tmp_item); echo $re_global; break; case "2": $contentResText = "Hello,buddy,you send me a \"2\"[玫瑰]"; $re_global = $this->resTextMsg($this->fromUserName,$this->toUserName,$contentResText); echo $re_global; break; case "000": $contentResText = "你想返回的字符串"; $this->longStrHandleExtendfunc($contentResText); break; default: //调用功能判断函数处理 $this->longStrHandle($para); break; } }else if($this->msgType == "event" && !empty($this->event)){ //获取事件类型 if($this->event=='subscribe'){ $contentResText = $this->welcomeMsg; //初次关注的时候推送欢迎消息 $re_global = $this->resTextMsg($this->fromUserName,$this->toUserName,$contentResText); }else if($this->event == "unsubscribe"){///这个地方好像没有作用！！！ $contentResText = "我擦，你咋跑了"; $re_global = $this->resTextMsg($this->fromUserName,$this->toUserName,$contentResText); } }else if($this->msgType == "voice"){ if($this->recognition == ""){ $contentResText ="亲，你说的火星文么，听不懂，建议您还是文字查询吧..[呲牙]";//语音无返回结果的时候给用记返回一条错误 $re_global = $this->resTextMsg($this->fromUserName,$this->toUserName,$contentResText); }else{ $contentResText =$this->recognition; //其它情况下返回欢迎语 $re_global = $this->resTextMsg($this->fromUserName,$this->toUserName,$contentResText); } }else{ //如果在text情况意外得到一条空消息的处理 echo ""; exit(); } echo $re_global; //返回值给微信服务器 } //多次用到的几句话就定义了一个小方法 public function longStrHandleExtendfunc($conText){ $re_global = $this->resTextMsg($this->fromUserName,$this->toUserName,$conText); echo $re_global; } //收到除特定字符外的其它字符的处理方法，这个要根据你需要的具体逻辑处理 public function longStrHandle($waitHandleStr){ /* your code */ } //回复文本信息方法 public function resTextMsg($tu,$fu,$textContent){ //文本消息模板 $textTpl = "<xml> <ToUserName><![CDATA[%s]]></ToUserName> <FromUserName><![CDATA[%s]]></FromUserName> <CreateTime>%s</CreateTime> <MsgType><![CDATA[%s]]></MsgType> <Content><![CDATA[%s]]></Content> <FuncFlag>0</FuncFlag> </xml>"; $msgType = "text"; //消息类型 $time = time(); //时间戳 $resServerStr = sprintf($textTpl,$tu,$fu,$time,$msgType,$textContent); //替换模板里的内容 return $resServerStr; } //回复图文 public function resTextPicMax($tu,$fu,$itemNum,$totalItemStr){ //图片模板 $picTpl = "<xml> <em style="color:transparent">本@文来源[email protected]搞@^&代*@码网(</em><q>搞代gaodaima码</q><ToUserName><![CDATA[%s]]></ToUserName> <FromUserName><![CDATA[%s]]></FromUserName> <CreateTime>%s</CreateTime> <MsgType><![CDATA[%s]]></MsgType> <ArticleCount>%s</ArticleCount> <Articles>" .$totalItemStr. "</Articles> </xml>"; $msgType = "news"; //消息类型 $time = time(); //时间戳 $resServerStr = sprintf($picTpl,$this->fromUserName,$this->toUserName,$time,$msgType,$itemNum); //替换模板里的内容 return $resServerStr; } //图文模板处理 public function textPicMaxTmp($title,$des,$picUrl,$jumpUrl){ //图文消息条目模板 $itemTpl=" <item> <Title><![CDATA[%s]]></Title> <Description><![CDATA[%s]]></Description> <PicUrl><![CDATA[%s]]></PicUrl> <Url><![CDATA[%s]]></Url> </item> "; $resItemStr = sprintf($itemTpl,$title,$des,$picUrl,$jumpUrl); //替换模板里的内容 return $resItemStr; } //接下来就是你自己定义的各种方法 }
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转载请注明原文链接：微信公共账号开发模式PHP接口实现
转载请注明原文链接：微信公共账号开发模式PHP接口实现
