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WeChat Public Platform-Send Passive Response Message-PHP Example
- 巴扎黑Original
- 2016-11-12 15:20:401253browse
<?php
$testObj = new Test();
if(!empty($_GET['echostr'])){
$testObj->valid();
}else{
$testObj->responseMsg();
}
exit;
class Test
{
/**
* 绑定url、token信息
*/
public function valid(){
$echoStr = $_GET["echostr"];
if ($this->checkSignature()) {
echo $echoStr;
}
exit();
}
/**
* 检查签名，确保请求是从微信发过来的
*/
private function checkSignature()
{
$signature = $_GET["signature"];
$timestamp = $_GET["timestamp"];
$nonce = $_GET["nonce"];
$token = "test123";//与在微信配置的token一致，不可泄露
$tmpArr = array($token, $timestamp, $nonce);
sort($tmpArr);
$tmpStr = implode( $tmpArr );
$tmpStr = sha1( $tmpStr );
if( $tmpStr == $signature ){
return true;
}else{
return false;
}
}
/**
* 接收消息，并自动发送响应信息
*/
public function responseMsg(){
//验证签名
if ($this->checkSignature()){
$postStr = $GLOBALS["HTTP_RAW_POST_DATA"];
$this->log_request_info();
//提取post数据
if (!empty($postStr)){
$postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);
$fromUsername = $postObj->FromUserName;//发送人
$toUsername = $postObj->ToUserName;//接收人
$MsgType = $postObj->MsgType;//消息类型
$MsgId = $postObj->MsgId;//消息id
$time = time();//当前时间做为回复时间
//如果是文本消息（表情属于文本信息）
if($MsgType == 'text'){
$content = trim($postObj->Content);//消息内容
if(!empty( $content )){
//如果文本内容是图文，则回复图文信息，否则回复文本信息
if($content == "图文"){
//回复图文消息,ArticleCount图文消息个数,多条图文消息信息，默认第一个item为大图
$ArticleCount = 2;
$newsTpl = "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[%s]]></MsgType>
<ArticleCount>%s</ArticleCount>
<Articles>
<item>
<Title><![CDATA[%s]]></Title>
<Description><![CDATA[%s]]></Description>
<PicUrl><![CDATA[%s]]></PicUrl>
<Url><![CDATA[%s]]></Url>
</item>
<item>
<Title><![CDATA[%s]]></Title>
<Description><![CDATA[%s]]></Description>
<PicUrl><![CDATA[%s]]></PicUrl>
<Url><![CDATA[%s]]></Url>
</item>
</Articles>
</xml>";
$resultStr = sprintf($newsTpl, $fromUsername, $toUsername, $time, 'news',
$ArticleCount,'我是图文信息','我是描述信息','http://www.test.com/DocCenterService/image?photo_id=236',
'http://www.test.com','爱城市网正式开通上线','描述2','http://jn.test.com/ac/skins/img/upload/img/20131116/48171384568991509.png',
'http://www.test.com');
echo $resultStr;
$this->log($resultStr);
}else{
//回复文本信息
$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>";
$contentStr = '你发送的信息是：接收人：'.$toUsername.',发送人:'.$fromUsername.',消息类型：'.$MsgType.',消息内容：'.$content.' www.icity365.com';
$resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, 'text', $contentStr);
echo $resultStr;
$this->log($resultStr);
}
}else{
echo "Input something...";
$this->log($resultStr);
}
//如果是图片消息
}elseif ($MsgType == 'image'){
$MediaId = $postObj->MediaId;//图片消息媒体id，可以调用多媒体文件下载接口拉取数据。
$imageTpl = "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[%s]]></MsgType>
<Image>
<MediaId><![CDATA[%s]]></MediaId>
</Image>
</xml>";
$resultStr = sprintf($imageTpl, $fromUsername, $toUsername, $time, $MsgType, $MediaId);
echo $resultStr;
$this->log("自动响应图片信息");
$this->log($resultStr);
//如果是视频
}else if($MsgType == 'video'){
$MediaId = $postObj->MediaId;//视频消息媒体id，可以调用多媒体文件下载接口拉取数据。
$ThumbMediaId = $postObj->ThumbMediaId;//视频消息缩略图的媒体id，可以调用多媒体文件下载接口拉取数据。
$videoTpl = "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[%s]]></MsgType>
<Video>
<MediaId><![CDATA[%s]]></MediaId>
<ThumbMediaId><![CDATA[%s]]></ThumbMediaId>
<Title><![CDATA[%s]]></Title>
<Description><![CDATA[%s]]></Description>
</Video>
</xml>";
$resultStr = sprintf($videoTpl, $fromUsername, $toUsername, $time, $MsgType, $MediaId,$ThumbMediaId,'我是标题','我是描述');
echo $resultStr;
$this->log("自动响应视频信息".$ThumbMediaId);
$this->log($resultStr);
//如果是地理位置
}else if($MsgType == 'location'){
$Location_X = $postObj->Location_X;//维度
$Location_Y = $postObj->Location_Y;//经度
$Scale = $postObj->Scale;//地图缩放大小
$Label = $postObj->Label;//地里位置信息
//回复文本信息
$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";
$contentStr = '经度：'.$Location_Y.'，维度：'.$Location_X.'，地图缩放大小'.$Scale.'，地理位置信息：'.$Label;
$resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, $msgType, $contentStr);
echo $resultStr;
$this->log($resultStr);
//如果是事件
}else if($MsgType == 'event'){
$Event = $postObj->Event;
//subscribe(关注，也叫订阅)
if($Event == 'subscribe'){
$EventKey = $postObj->EventKey;//事件KEY值，qrscene_为前缀，后面为二维码的参数值
//未关注时，扫描二维码
if(!empty($EventKey)){
$Ticket = $postObj->Ticket;//二维码的ticket，可用来换取二维码图片
$this->log($fromUsername.'扫描二维码关注！EventKey='.$EventKey.',Ticket='.$Ticket);
}else{
$this->log($fromUsername.'关注我了！');
}
//unsubscribe(取消关注)
}elseif ($Event == 'unsubscribe'){
$this->log($fromUsername.'取消关注我了！');
//已关注时，扫描二维码事件
}elseif($Event == 'SCAN' || $Event == 'scan'){
$EventKey = $postObj->EventKey;//事件KEY值，是一个32位无符号整数，即创建二维码时的二维码scene_id
$Ticket = $postObj->Ticket;//二维码的ticket，可用来换取二维码图片
$this->log($fromUsername.'关注我了！EventKey='.$EventKey.',Ticket='.$Ticket);
//菜单点击事件
}elseif($Event == 'CLICK'){
$EventKey = $postObj->EventKey;//事件KEY值，与自定义菜单接口中KEY值对应
//回复文本信息
$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>";
$contentStr = '你点击了菜单，菜单项key='.$EventKey;
$resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, 'text', $contentStr);
echo $resultStr;
$this->log($resultStr);
//其他事件类型
}else{
$this->log('事件类型：'.$Event);
}
//其他消息类型，链接、语音等
}else{
//回复文本信息
$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>";
$contentStr = '消息类型：'.$MsgType.'我们还没做处理。。。。【爱城市网】';
$resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, 'text', $contentStr);
echo $resultStr;
$this->log($resultStr);
}
}else {
echo "";
exit;
}
}else{
$this->log("验证签名未通过！");
}
}
/**
* 记录请求信息
*/
function log_request_info() {
$post = '';
foreach($_POST as $key => $value) {
$post = $post.$key.' : '.$value.' , ';
}
$get = '';
foreach($_GET as $key => $value) {
$get = $get.$key.' : '.$value.' , ';
}
$this->log("get信息：".$get);
$this->log("post信息：".$post);
}
/**
* 记录日志
* @param $str
* @param $mode
*/
function log($str){
$mode='a';//追加方式写
$file = "log.txt";
$oldmask = @umask(0);
$fp = @fopen($file,$mode);
@flock($fp, 3);
if(!$fp)
{
Return false;
}
else
{
@fwrite($fp,$str);
@fclose($fp);
@umask($oldmask);
Return true;
}
}
}
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