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<?php
include(‘mysql.php‘);
//define your token
define("TOKEN", "freept");
$wechatObj = new wechatCallbackapiTest();
if(!isset($_GET[‘echostr‘])){
$wechatObj->responseMsg();
}else{
$wechatObj->valid();
}
class wechatCallbackapiTest
{
public function valid()
{
$echoStr = $_GET["echostr"];
//valid signature , option
if($this->checkSignature())
{
echo $echoStr;
exit;
}
}
private function checkSignature()
{
// you must define TOKEN by yourself
if (!defined("TOKEN")) {
throw new Exception(‘TOKEN is not defined!‘);
}
$signature = $_GET["signature"];
$timestamp = $_GET["timestamp"];
$nonce = $_GET["nonce"];
$token = TOKEN;
$tmpArr = array($token, $timestamp, $nonce);
// use SORT_STRING rule
sort($tmpArr, SORT_STRING);
$tmpStr = implode( $tmpArr );
$tmpStr = sha1( $tmpStr );
if( $tmpStr == $signature ){
return true;
}else{
return false;
}
}
public function responseMsg()
{
//get post data, May be due to the different environments
$postStr = $GLOBALS["HTTP_RAW_POST_DATA"];
//extract post data
if (!empty($postStr))
{
/* libxml_disable_entity_loader is to prevent XML eXternal Entity Injection,
the best way is to check the validity of xml by yourself */
//libxml_disable_entity_loader(true);
$postObj = simplexml_load_string($postStr, ‘SimpleXMLElement‘, LIBXML_NOCDATA);
$RE_TYPE = trim($postObj->MsgType);
//用户发送的消息类型判断
switch($RE_TYPE)
{
case "event":
$result = $this->receiveEvent($postObj);
break;
case "text":
$result = $this->receiveText($postObj);
break;
case "image":
$result = $this->receiveImage($postObj);
break;
case "voice":
$result = $this->receiveVoice($postObj);
break;
case "location":
$result = $this->receiveLocation($postObj);
break;
default:
$result = "unknow msg type: ".$RX_TYPE;
break;
}
echo $result;
}else {
echo "";
exit;
}
}
//接收事件推送消息
private function receiveEvent($object)
{
$content = "";
switch($object->Event)
{
case "subscribe":
$content = "欢迎关注春雨科技公司，互联网领头企业哦。";
break;
case "SCAN":
$content = "第".$object->EventKey."期活动签到成功，祝您会议愉快！";
//插入统计数据表
$where = ‘qiandao_user="‘.$object->FromUserName.‘"‘;
$re = mysql_fetch_assoc(select(‘fpt_qiandao‘,$where));
$where = ‘count_user="‘.$object->FromUserName.‘"‘;
$row = mysql_fetch_assoc(select(‘fpt_count‘,$where));
if($re[‘qiandao_user‘]&&$row[‘count_user‘]){ //如果数据库存在该用户，就更新count
$where = ‘count_id="‘.$row[‘count_id‘].‘"‘;
$count = $row[‘count_qiandao‘];
$data[‘count_qiandao‘]= ++$count;
update(‘fpt_count‘,$data,$where);
}elseif($re[‘qiandao_user‘]&&!$row[‘count_user‘]){ //如果数据库不存在该用户，就插入数据
$count[‘count_user‘] = $object->FromUserName;
$count[‘count_qiandao‘] = 1;
insert(‘fpt_count‘,$count);
}elseif(!$re[‘qiandao_user‘]&&$row[‘count_user‘]){
$columns[‘qiandao_user‘] = $object->FromUserName;
$columns[‘qiandao_scene‘] = $object->EventKey;
insert(‘fpt_qiandao‘,$columns);
$where = ‘count_id="‘.$row[‘count_id‘].‘"‘;
$count = $row[‘count_qiandao‘];
$data[‘count_qiandao‘]= ++$count;
update(‘fpt_count‘,$data,$where);
}else{
$columns[‘qiandao_user‘] = $object->FromUserName;
$columns[‘qiandao_scene‘] = $object->EventKey;
insert(‘fpt_qiandao‘,$columns);
if($count[‘count_user‘]){
$where = ‘count_id="‘.$row[‘count_id‘].‘"‘;
$count = $row[‘count_qiandao‘];
$data[‘count_qiandao‘]= ++$count;
update(‘fpt_count‘,$data,$where);
}else{
$count[‘count_user‘] = $object->FromUserName;
$count[‘count_qiandao‘] = 1;
insert(‘fpt_count‘,$count);
}
}
break;
default:
break;
}
$result = $this->transmitText($object,$content);
return $result;
}
//接收文本信息
private function receiveText($object)
{
$keyword = trim($object->Content);
//判断fpt_member表是否存在openid，如果不存在就插入openid
$where = ‘member_openid="‘.$object->FromUserName.‘"‘;
$result = mysql_fetch_assoc(select(‘fpt_member‘,$where));
if(!$result){
$data[‘member_openid‘] = $object->FromUserName;
insert(‘fpt_member‘,$data);
}
//在数据库中匹配用户发送的关键字
$where = ‘act_key ="‘.$keyword.‘"‘;
$re = mysql_fetch_assoc(select("fpt_act",$where));
if($keyword == "文本")
{
//回复文本消息
$content = "这是一个文本信息";
$result = $this->transmitText($object,$content);
}elseif($keyword == $re[‘act_key‘]){
//回复图文消息
$content = array();
$content[] = array("Title"=>$re[‘act_title‘],
"Description"=>$re[‘act_summary‘],
"PicUrl"=>$re[‘act_logo‘],
"Url"=>‘http://aino.chunyukj.com/html/activities.php?act_key=‘.$re[‘act_key‘].‘&openid=‘.$object->FromUserName);
$result = $this->transmitNews($object,$content);
}
return $result;
}
//推送事件
private function transmitEvent($object,$content){
$eventTpl ="<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[event]]></MsgType>
<Event><![CDATA[%s]]></Event>
<Content><![CDATA[%s]]></Content>
<EventKey><![CDATA[%s]]></EventKey>
<Ticket><![CDATA[%s]]></Ticket>
</xml>";
$result = sprintf($eventTpl, $object->FromUserName, $object->ToUserName,time(), $content);
return $result;
}
//回复文本消息
private function transmitText($object,$content){
$textTpl = "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[text]]></MsgType>
<Content><![CDATA[%s]]></Content>
</xml>";
$result = sprintf($textTpl, $object->FromUserName, $object->ToUserName,time(), $content);
return $result;
}
//回复图文消息
private function transmitNews($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;
}
}
微信配置
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原文地址：http://www.cnblogs.com/muxiaoye/p/dbf58b89321296da037b7a032385d7db.html
