<?php
define("TOKEN", "weixin");
$wechatObj = new wechatCallbackapiTest();
if (!isset($_GET['echostr'])) {
$wechatObj->responseMsg();
}else{
$wechatObj->valid();
}
class wechatCallbackapiTest
{
//验证签名
public function valid()
{
$echoStr = $_GET["echostr"];
$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){
header('content-type:text');
echo $echoStr;
exit;
}
}
//响应消息
public function responseMsg()
{
$postStr = file_get_contents("php://input");
if (!empty($postStr)){
$this->logger("R \r\n".$postStr);
$postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);
$RX_TYPE = trim($postObj->MsgType);
//消息类型分离
switch ($RX_TYPE)
{
case "event":
$result = $this->receiveEvent($postObj);
break;
case "text":
$result = $this->receiveText($postObj);
break;
default:
$result = "unknown msg type: ".$RX_TYPE;
break;
}
$this->logger("T \r\n".$result);
echo $result;
}else {
echo "";
exit;
}
}
//接收事件消息
private function receiveEvent($object)
{
$content = "";
switch ($object->Event)
{
case "subscribe":
$content = "欢迎关注方倍工作室 ";
break;
case "unsubscribe":
$content = "取消关注";
break;
case "CLICK":
switch ($object->EventKey)
{
case "COMPANY":
$content = array();
$content[] = array("Title"=>"方倍工作室", "Description"=>"", "PicUrl"=>"http://discuz.comli.com/weixin/weather/icon/cartoon.jpg", "Url" =>"http://m.cnblogs.com/?u=txw1958");
break;
default:
$content = "点击菜单：".$object->EventKey;
break;
}
break;
default:
$content = "receive a new event: ".$object->Event;
break;
}
if(is_array($content)){
if (isset($content[0]['PicUrl'])){
$result = $this->transmitNews($object, $content);
}else if (isset($content['MusicUrl'])){
$result = $this->transmitMusic($object, $content);
}
}else{
$result = $this->transmitText($object, $content);
}
return $result;
}
//接收文本消息
private function receiveText($object)
{
$keyword = trim($object->Content);
//多客服人工回复模式
if (strstr($keyword, "请问在吗") || strstr($keyword, "在线客服")){
$result = $this->transmitService($object);
return $result;
}
//自动回复模式
if (strstr($keyword, "文本")){
$content = "这是个文本消息";
}else if (strstr($keyword, "表情")){
$content = "中国：".$this->bytes_to_emoji(0x1F1E8).$this->bytes_to_emoji(0x1F1F3)."\n仙人掌：".$this->bytes_to_emoji(0x1F335);
}else if (strstr($keyword, "单图文")){
$content = array();
$content[] = array("Title"=>"单图文标题", "Description"=>"单图文内容", "PicUrl"=>"http://discuz.comli.com/weixin/weather/icon/cartoon.jpg", "Url" =>"http://m.cnblogs.com/?u=txw1958");
}else if (strstr($keyword, "图文") || strstr($keyword, "多图文")){
$content = array();
$content[] = array("Title"=>"多图文1标题", "Description"=>"", "PicUrl"=>"http://discuz.comli.com/weixin/weather/icon/cartoon.jpg", "Url" =>"http://m.cnblogs.com/?u=txw1958");
$content[] = array("Title"=>"多图文2标题", "Description"=>"", "PicUrl"=>"http://d.hiphotos.bdimg.com/wisegame/pic/item/f3529822720e0cf3ac9f1ada0846f21fbe09aaa3.jpg", "Url" =>"http://m.cnblogs.com/?u=txw1958");
$content[] = array("Title"=>"多图文3标题", "Description"=>"", "PicUrl"=>"http://g.hiphotos.bdimg.com/wisegame/pic/item/18cb0a46f21fbe090d338acc6a600c338644adfd.jpg", "Url" =>"http://m.cnblogs.com/?u=txw1958");
}else if (strstr($keyword, "音乐")){
$content = array();
$content = array("Title"=>"最炫民族风", "Description"=>"歌手：凤凰传奇", "MusicUrl"=>"http://121.199.4.61/music/zxmzf.mp3", "HQMusicUrl"=>"http://121.199.4.61/music/zxmzf.mp3");
}else{
$content = date("Y-m-d H:i:s",time())."\nOpenID：".$object->FromUserName."\n技术支持 方倍工作室";
// $content = "";
}
if(is_array($content)){
if (isset($content[0])){
$result = $this->transmitNews($object, $content);
}else if (isset($content['MusicUrl'])){
$result = $this->transmitMusic($object, $content);
}
}else{
$result = $this->transmitText($object, $content);
}
return $result;
}
//回复文本消息
private function transmitText($object, $content)
{
if (!isset($content) || empty($content)){
return "";
}
$xmlTpl = "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[text]]></MsgType>
<Content><![CDATA[%s]]></Content>
</xml>";
$result = sprintf($xmlTpl, $object->FromUserName, $object->ToUserName, time(), $content);
return $result;
}
//回复图文消息
private function transmitNews($object, $newsArray)
{
if(!is_array($newsArray)){
return "";
}
$itemTpl = " <item>
<Title><![CDATA[%s]]></Title>
<Description><![CDATA[%s]]></Description>
<PicUrl><![CDATA[%s]]></PicUrl>
<Url><![CDATA[%s]]></Url>
</item>
";
$item_str = "";
foreach ($newsArray as $item){
$item_str .= sprintf($itemTpl, $item['Title'], $item['Description'], $item['PicUrl'], $item['Url']);
}
$xmlTpl = "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[news]]></MsgType>
<ArticleCount>%s</ArticleCount>
<Articles>
$item_str </Articles>
</xml>";
$result = sprintf($xmlTpl, $object->FromUserName, $object->ToUserName, time(), count($newsArray));
return $result;
}
//回复音乐消息
private function transmitMusic($object, $musicArray)
{
if(!is_array($musicArray)){
return "";
}
$itemTpl = "<Music>
<Title><![CDATA[%s]]></Title>
<Description><![CDATA[%s]]></Description>
<MusicUrl><![CDATA[%s]]></MusicUrl>
<HQMusicUrl><![CDATA[%s]]></HQMusicUrl>
</Music>";
$item_str = sprintf($itemTpl, $musicArray['Title'], $musicArray['Description'], $musicArray['MusicUrl'], $musicArray['HQMusicUrl']);
$xmlTpl = "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[music]]></MsgType>
$item_str
</xml>";
$result = sprintf($xmlTpl, $object->FromUserName, $object->ToUserName, time());
return $result;
}
//字节转Emoji表情
function bytes_to_emoji($cp)
{
if ($cp > 0x10000){ # 4 bytes
return chr(0xF0 | (($cp & 0x1C0000) >> 18)).chr(0x80 | (($cp & 0x3F000) >> 12)).chr(0x80 | (($cp & 0xFC0) >> 6)).chr(0x80 | ($cp & 0x3F));
}else if ($cp > 0x800){ # 3 bytes
return chr(0xE0 | (($cp & 0xF000) >> 12)).chr(0x80 | (($cp & 0xFC0) >> 6)).chr(0x80 | ($cp & 0x3F));
}else if ($cp > 0x80){ # 2 bytes
return chr(0xC0 | (($cp & 0x7C0) >> 6)).chr(0x80 | ($cp & 0x3F));
}else{ # 1 byte
return chr($cp);
}
}
//日志记录
private function logger($log_content)
{
if(isset($_SERVER['HTTP_APPNAME'])){ //SAE
sae_set_display_errors(false);
sae_debug($log_content);
sae_set_display_errors(true);
}else if($_SERVER['REMOTE_ADDR'] != "127.0.0.1"){ //LOCAL
$max_size = 1000000;
$log_filename = "log.xml";
if(file_exists($log_filename) and (abs(filesize($log_filename)) > $max_size)){unlink($log_filename);}
file_put_contents($log_filename, date('Y-m-d H:i:s')." ".$log_content."\r\n", FILE_APPEND);
}
}
}
?>