微信公众平台开发入门--PHP，实现自动回复文本，图文，点击事件
一页代码实现微信基本回复和点击事件功能，部署上去sae或者bae，妥妥的基本免费的服务器
不懂代码都基本每个人都可以做自己的微信公众号了
<?phpdefine("TOKEN", "mzh"); //换成你的token$wechatObj = new wechatCallbackapiTest();if (isset($_GET['echostr'])) { //验证微信 $wechatObj->valid();}else{ //回复消息 $wechatObj->responseMsg();}class wechatCallbackapiTest{ public function valid() { $echoStr = $_GET["echostr"]; if($this->checkSignature()){ echo $echoStr; exit; } } private function checkSignature() { $signature = $_GET["signature"]; $timestamp = $_GET["timestamp"]; $nonce = $_GET["nonce"]; $token = TOKEN; $tmpArr = array($token, $timestamp, $nonce); sort($tmpArr); $tmpStr = implode( $tmpArr ); $tmpStr = sha1( $tmpStr ); if( $tmpStr == $signature ){ return true; }else{ return false; } } //回复消息 public function responseMsg() { $postStr = $GLOBALS["HTTP_RAW_POST_DATA"]; if (!empty($postStr)){ $postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA); $RX_TYPE = trim($postObj->MsgType); switch ($RX_TYPE) { case "text": $resultStr = $this->receiveText($postObj); break; case "image": $resultStr = $this->receiveImage($postObj); break; case "location": $resultStr = $this->receiveLocation($postObj); break; case "voice": $resultStr = $this->receiveVoice($postObj); break; case "video": $resultStr = $this->receiveVideo($postObj); break; case "link": $resultStr = $this->receiveLink($postObj); break; case "event": $resultStr = $this->receiveEvent($postObj); break; default: $resultStr = "unknow msg type: ".$RX_TYPE; break; } echo $resultStr; }else { echo ""; exit; } } //接收文本消息 private function receiveText($object) { $keyword = trim($object->Content); $url = "http://api100.duapp.com/movie/?appkey=DIY_miaomiao&name=".$keyword; $output = file_get_contents($url,$keyword); $contentStr = json_decode($output, true); if (is_array($contentStr)){ $resultStr = $this->transmitNews($object, $contentStr); }else{ $resultStr = $this->transmitText($object, $contentStr); } return $resultStr; } //接收事件，关注等 private function receiveEvent($object) { $contentStr = ""; switch ($object->Event) { case "subscribe": $contentStr = "你关注了我"; //关注后回复内容 break; case "unsubscribe": $contentStr = ""; break; case "CLICK": $contentStr = $this->receiveClick($object); //点击事件 break; default: $contentStr = "receive a new event: ".$object->Event; break; } return $contentStr; } //接收图片 private function receiveImage($object) { $contentStr = "你发送的是图片，地址为：".$object->PicUrl; $resultStr = $this->transmitText($object, $contentStr); return $resultStr; } //接收语音 private function receiveVoice($object) { $contentStr = "你发送的是语音，媒体ID为：".$object->MediaId; $resultStr = $this->transmitText($object, $contentStr); return $resultStr; } //接收视频 private function receiveVideo($object) { $contentStr = "你发送的是视频，媒体ID为：".$object->MediaId; $resultStr = $this->transmitText($object, $contentStr); return $resultStr; } //位置消息 private function receiveLocation($object) { $contentStr = "你发送的是位置，纬度为：".$object->Location_X."；经度为：".$object->Location_Y."；缩放级别为：".$object->Scale."；位置为：".$object->Label; $resultStr = $this->transmitText($object, $contentStr); return $resultStr; } //链接消息 private function receiveLink($object) { $contentStr = "你发送的是链接，标题为：".$object->Title."；内容为：".$object->Description."；链接地址为：".$object->Url; $resultStr = $this->transmitText($object, $contentStr); return $resultStr; } <p> //点击菜单消息 private function receiveClick($object) { switch ($object->EventKey) { case "1": $contentStr = "猫咪酱个性DIY服装，我们专业定制个性【班服，情侣装，亲子装等，有长短T恤，卫衣，长短裤】 来图印制即可，给你温馨可爱的TA，有事可直接留言微信"; break; case "2": $contentStr = "你点击了菜单: ".$object->EventKey; break; case "3": $contentStr = "是傻逼"; break; default: $contentStr = "你点击了菜单: ".$object->EventKey; break; } //两种回复 if (is_array($contentStr)){ $resultStr = $this->transmitNews($object, $contentStr); }else{ $resultStr = $this->transmitText($object, $contentStr); } return $resultStr; } //回复文本消息 private function transmitText($object, $content) { $textTpl = "<xml> <ToUserName><![CDATA[%s]]></ToUserName> <FromUserName><![CDATA[%s]]></FromUserName> <CreateTime>%s</CreateTime> <MsgType><![CDATA[text]]></MsgType> <Content><![CDATA[%s]]></Content> </xml>"; $resultStr = sprintf($textTpl, $object->FromUserName, $object->ToUserName, time(), $content); return $resultStr; }</p><p> //回复图文 private function transmitNews($object, $arr_item) { if(!is_array($arr_item)) return;</p><p><span>立即学习</span>“<a href="https://pan.quark.cn/s/7fc7563c4182" style="text-decoration: underline !important; color: blue; font-weight: bolder;" rel="nofollow" target="_blank">PHP免费学习笔记（深入）</a>”；</p><p> $itemTpl = " <item> <Title><![CDATA[%s]]></Title> <Description><![CDATA[%s]]></Description> <PicUrl><![CDATA[%s]]></PicUrl> <Url><![CDATA[%s]]></Url> </item>"; $item_str = ""; foreach ($arr_item as $item) $item_str .= sprintf($itemTpl, $item['Title'], $item['Description'], $item['PicUrl'], $item['Url']);</p><div class="aritcle_card flexRow">
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</div><p> $newsTpl = "<xml> <ToUserName><![CDATA[%s]]></ToUserName> <FromUserName><![CDATA[%s]]></FromUserName> <CreateTime>%s</CreateTime> <MsgType><![CDATA[news]]></MsgType> <Content><![CDATA[]]></Content> <ArticleCount>%s</ArticleCount> <Articles> $item_str</Articles> </xml>";</p><p> $resultStr = sprintf($newsTpl, $object->FromUserName, $object->ToUserName, time(), count($arr_item)); return $resultStr; } //音乐消息 private function transmitMusic($object, $musicArray, $flag = 0) { $itemTpl = "<Music> <Title><![CDATA[%s]]></Title> <Description><![CDATA[%s]]></Description> <MusicUrl><![CDATA[%s]]></MusicUrl> <HQMusicUrl><![CDATA[%s]]></HQMusicUrl> </Music>";</p><p> $item_str = sprintf($itemTpl, $musicArray['Title'], $musicArray['Description'], $musicArray['MusicUrl'], $musicArray['HQMusicUrl']);</p><p> $textTpl = "<xml> <ToUserName><![CDATA[%s]]></ToUserName> <FromUserName><![CDATA[%s]]></FromUserName> <CreateTime>%s</CreateTime> <MsgType><![CDATA[music]]></MsgType> $item_str <FuncFlag>%d</FuncFlag> </xml>";</p><p> $resultStr = sprintf($textTpl, $object->FromUserName, $object->ToUserName, time(), $flag); return $resultStr; } }?></p>
