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【PHP】简单的实现微信平台开发

作者:寂寞的煙客 / 发布于2014/11/7/ 653

简单的实现微信平台开发使用说明：新手入门很适合的，你可以看我转载的博客：http://my.oschina.net/xz360/blog/341169也可以去看官网的文档：http://mp.weixin.qq.com/wiki/index.php?title=%E9%A6%96%E9%A1%B5


	<?php
	define ( "TOKEN", "weixin" );
	$wechatObj = new wechatCallbackapiTest ();
	
	if (isset ( $_GET ['echostr'] )) {
	 $wechatObj->valid ();
	} else {
	 $wechatObj->responseMsg ();
	}
	class wechatCallbackapiTest {
	
	 // 验证Token
	 public function valid() {
	 $echoStr = $_GET ["echostr"];
	 if ($this->checkSignature ()) {
	 echo $echoStr;
	 exit ();
	 }
	 }
	
	 // 验证签名
	 private function checkSignature() {
	 $signature = $_GET ["signature"];
	 $timestamp = $_GET ["timestamp"];
	 $nonce = $_GET ["nonce"];
	
	 $token = TOKEN;
	 $tmpArr = array (
	 $token,
	 $timestamp,
	 $nonce
	 );
	 sort ( $tmpArr, SORT_STRING );
	 $tmpStr = implode ( $tmpArr );
	 $tmpStr = sha1 ( $tmpStr );
	
	 if ($tmpStr == $signature) {
	 return true;
	 }
	 return false;
	 }
	
	 /* 回应 */
	 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) {
	 //接收关注/取消关注、扫描带参数二维码【未关注时，进行关注后、用户已关注】、上报地理位置、自定义菜单【点击菜单拉取消息、点击菜单跳转链接】
	 case "event" :
	 $result = $this->receiveEvent ( $postObj );
	 break;
	 //接收普通的文字、图片、媒体消息
	 case "text" :
	 $result = $this->receiveText ( $postObj );
	 break;
	 }
	 echo $result;
	 } else {
	 echo "";
	 exit ();
	 }
	 }
	 // 处理接收到用户发送的消息
	 private function receiveEvent($object) {
	 $content = "";
	 switch ($object->Event) {
	 //关注
	 case "subscribe" :
	 $content = "感谢您的关注，本账号目前还\n在测试阶段，给您带来的不便请谅解！";
	 break;
	 //取消关注
	 case 'unsubscribe':
	 $content = "欢迎您再次关注我们&ldquo;女人要懂得爱自己&rdquo;！";
	 break;
	 }
	 if (is_array ( $content )) {
	 $result = $this->transmitNews ( $object, $content );
	 } else {
	 $result = $this->transmitText ( $object, $content );
	 }
	 return $result;
	 }
	
	 /* 处理接收到的文本 */
	 private function receiveText($object) {
	 $keyword = trim ( $object->Content );
	 if (strstr ( $keyword, "四六级" ) || strstr ( $keyword, "英语" )) {
	 $content = array ();
	 $content [] = array (
	 "Title" => "2014年6月全国大学英语四六级考试成绩查询",
	 "Description" => "",
	 "PicUrl" => "http://img003.21cnimg.com/photos/album/20141104/m600/B2579ABF2B905FA793C6756A59044992.jpeg",
	 "Url" => "http://apix.sinaapp.com/cet/index.php?openid=" . $object->FromUserName
	 );
	 $content [] = array (
	 "Title" => "刘强东带奶茶妹妹看牙 两人旁若无人地忘情缠绵(图)",
	 "Description" => "",
	 "PicUrl" => "",
	 "Url" => "http://news.21cn.com/social/shixiang/a/2014/1105/11/28502924.shtml"
	 );
	 } else {
	 $content = date ( "Y-m-d H:i:s", time () ) . "\n目前正在测试阶段";
	 }
	 if (is_array ( $content )) {
	 $result = $this->transmitNews ( $object, $content );
	 } else {
	 $result = $this->transmitText ( $object, $content );
	 }
	 return $result;
	 }
	
	 /* 输出文章 */
	 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>";
	 $result = sprintf ( $textTpl, $object->FromUserName, $object->ToUserName, time (), $content );
	 return $result;
	 }
	
	 /* 输出图文 */
	 private function transmitNews($object, $arr_item) {
	 if (! is_array ( $arr_item ))
	 return;
	
	 $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'] );
	
	 $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>";
	
	 $result = sprintf ( $newsTpl, $object->FromUserName, $object->ToUserName, time (), count ( $arr_item ) );
	 return $result;
	 }
	}
	?>

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