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weixin_oop_api.php
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<?php
require 'model/SendMsgDB.php';
class WeixinApi
{
private $appid;
private $appsecret;
private $sendmsg;
//构造方法 对成员属性进行赋值操作的
public function __construct($appid="",$appsecret="")
{
$this->appid = $appid;
$this->appsecret = $appsecret;
}
//验证消息
public function valid()
{
if($this->checkSignature())
{
echo $_GET['echostr'];
}
else
{
echo "Error";
}
}
//检验微信加密签名Signature
private function checkSignature()
{
$signature = $_GET['signature'];//微信加密签名
$timestamp = $_GET['timestamp'];//时间戳
$nonce = $_GET['nonce']; //随机数
//2、加密/校验
//(1). 将token、timestamp、nonce三个参数进行字典序排序；
$tmpArr = array(TOKEN,$timestamp,$nonce);
sort($tmpArr,SORT_STRING);
//(2)将三个参数字符串拼接成一个字符串进行sha1加密；
$tmpStr = implode($tmpArr);
$tmpStr = sha1($tmpStr);
//(3) 开发者获得加密后的字符串与signature对比。
if($tmpStr == $signature)
{
return true;
}
else
{
return false;
}
}
//响应消息
//responseMsg()
public function responseMsg()
{
$this->sendmsg = new SendMsgDB();
//接收XML数据包
$postData = $GLOBALS[HTTP_RAW_POST_DATA];//注意：这个需要设置成全局变量
//处理XML数据包
$xmlObj = simplexml_load_string($postData,"SimpleXMLElement",LIBXML_NOCDATA);
$toUserName = $xmlObj->ToUserName; //获取开发者微信号
$fromUserName = $xmlObj->FromUserName; //获取用户的OpenID
$msgType = $xmlObj->MsgType; //消息的类型
//根据消息类型来进行业务处理
switch ($msgType)
{
case 'event': //接收事件推送
echo $this->receiveEvent($xmlObj);
break;
case 'text': //接收文本消息
echo $this->receiveText($xmlObj);
break;
case 'image': //接收图片消息
echo $this->receiveImage($xmlObj);
break;
case 'location':
$userLocData = $xmlObj;
$userLocData->addChild('Latitude',$xmlObj->Location_X);
$userLocData->addChild('Longitude',$xmlObj->Location_Y);
$this->sendmsg->saveUserLocation($xmlObj);
//回复一个图文消息
$newsArr = array(
array(
'Title'=>"科莱安客控酒店导航",
'PicUrl'=>"http://kladz.applinzi.com/imag/hotel.jpg",
'Url'=>"http://kladz.applinzi.com/route.php?user=".$xmlObj->FromUserName,
)
);
echo $this->replyNews($xmlObj,$newsArr);
break;
default:
break;
}
}
//接收事件推送
//receiveEvent($obj)
public function receiveEvent($obj)
{
switch ($obj->Event)
{
//接收关注事件
case 'subscribe':
//下发欢迎语
$newsArr = array(
array("Title"=>"福建科莱安电子科技有限公司欢迎您！",
"Description"=>"专业专注酒店设备开发",
"PicUrl"=>"http://kladz.applinzi.com/imag/login.png",
"Url" =>"http://www.kladz.cn/about.aspx?introCateId=70&CateId=70"),
);
return $this->replyNews($obj,$newsArr);
break;
//接收取消关注事件
case 'unsubscribe':
//账号的解绑
break;
case 'CLICK':
switch($obj->EventKey)
{
case 'ROUTE':
return $this->replyText($obj,'【科莱安客控酒店路线导航】
试试发送你的位置，即可为您指引到各个分店线路:
1. 点击左下方“小键盘”
2. 点击打字窗口旁边的“+号键”
3. 选择“位置”图标
4. 完成定位后点击右上角“发送”');
break;
case 'introduce':
//回复一个图文消息
$newsArr = array(
array(
'Title'=>"福建科莱安电子科技有限公司欢迎您！",
'Description'=>"专业专注酒店设备开发",
'PicUrl'=>"http://kladz.applinzi.com/imag/login.png",
'Url'=>"http://www.kladz.cn",
)
);
return $this->replyNews($obj,$newsArr);
break;
case 'contract':
//回复一个文本消息
return $this->replyText($obj,"福建科莱安电子科技有限公司\n 联系方式：059187861580 \n 网址：www.kladz.com \n 地址：福州市鼓楼区铜盘路软件大道89号软件软件园G区11栋");
break;
}
break;
default:
# code...
break;
}
}
//接收文本消息
public function receiveText($obj)
{
$content = trim($obj->Content); //获取文本消息的内容
//关键字回复
switch ($content)
{
case 'test':
return $this->replyText($obj,"TEL：18050282232 \n QQ：33434796 \n 微信号：18050282232");
break;
case '图文':
$newsArr = array(
);
return $this->replyNews($obj,$newsArr);
break;
default:
return $this->replyText($obj,$content);
break;
}
}
//回复文本消息
public function replyText($obj,$content)
{
//回复文本消息
$replyTextMsg = "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[text]]></MsgType>
<Content><![CDATA[%s]]></Content>
</xml>";
return sprintf($replyTextMsg,$obj->FromUserName,$obj->ToUserName,time(),$content);
}
//接收图片消息
public function receiveImage($obj)
{
$picUrl = $obj->PicUrl;//获取图片的URL
$mediaId = $obj->MediaId;//获取图片消息媒体id
$picArr = array('picUrl'=>$picUrl,'mediaId'=>$mediaId);
return $this->replyImage($obj,$picArr);
}
//回复图片消息
public function replyImage($obj,$array)
{
//回复图片消息
$replyImageMsg = "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[image]]></MsgType>
<Image>
<MediaId><![CDATA[%s]]></MediaId>
</Image>
</xml>";
return sprintf($replyImageMsg,$obj->FromUserName,$obj->ToUserName,time(),$array['mediaId']);
}
//回复图文消息
public function replyNews($obj,$newsArr)
{
$itemStr = "";
if(is_array($newsArr))
{
foreach ($newsArr as $item)
{
$itemTmpl = "<item>
<Title><![CDATA[%s]]></Title>
<Description><![CDATA[%s]]></Description>
<PicUrl><![CDATA[%s]]></PicUrl>
<Url><![CDATA[%s]]></Url>
</item>";
$itemStr .= sprintf($itemTmpl,$item['Title'],$item['Description'],$item['PicUrl'],$item['Url']);
}
$replyNewsMsg = "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[news]]></MsgType>
<ArticleCount>%s</ArticleCount>
<Articles>".$itemStr."</Articles>
</xml> ";
return sprintf($replyNewsMsg,$obj->FromUserName,$obj->ToUserName,time(),count($newsArr));
}
}
//https请求(GET和POST)
public function https_request($url,$data=null)
{
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch,CURLOPT_RETURNTRANSFER,1); //将页面以文件流的形式保存
if(!empty($data))
{
curl_setopt($ch, CURLOPT_POST, 1);//模拟POST请求
curl_setopt($ch, CURLOPT_POSTFIELDS, $data);//POST提交内容
}
$outopt = curl_exec($ch);
curl_close($ch);
return json_decode($outopt,true);//返回数组结果
}
//获取接口调用凭证access_token
public function getAccessToken()
{
$access_token = $this->_memcache_get("access_token");
if(!$access_token)
{
$url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid={$this->appid}&secret={$this->appsecret}";
$result = $this->https_request($url);
$this->_memcache_set("access_token",$result['access_token'],7000);
return $result['access_token'];
}
return $access_token;
}
//实例化memcache
public function _memcache_init()
{
//实例化对象
$mmc = new Memcache();
$mmc->connect();//使用当前应用的memcache
return $mmc;
}
//设置memcache
public function _memcache_set($key,$value,$time=0)
{
$mmc = $this->_memcache_init();
$mmc->set($key,$value,0,$time);
}
//获取memcache
public function _memcache_get($key)
{
$mmc = $this->_memcache_init();
return $mmc->get($key);
}
//自定义菜单创建
public function menu_create($post)
{
$access_token = $this->getAccessToken();
$url = "https://api.weixin.qq.com/cgi-bin/menu/create?access_token={$access_token}";
return $this->https_request($url,$post);
}
//自定义菜单查询
public function menu_select()
{
$access_token = $this->getAccessToken();
$url = "https://api.weixin.qq.com/cgi-bin/menu/get?access_token={$access_token}";
return $this->https_request($url);
}
//自定义菜单删除
public function menu_delete()
{
$access_token = $this->getAccessToken();
$url = "https://api.weixin.qq.com/cgi-bin/menu/delete?access_token={$access_token}";
return $this->https_request($url);
}
//base型授权
public function snsapi_base($redirect_uri)
{
// 1、准备Scope为snsapi_base的网页授权页面URL；
$redirect_uri = urlencode($redirect_uri);
$snsapi_base_url = "https://open.weixin.qq.com/connect/oauth2/authorize?appid={$this->appid}&redirect_uri={$redirect_uri}&response_type=code&scope=snsapi_base&state=123#wechat_redirect";
// 2、静默授权，获取code；
// 页面将跳转至 redirect_uri/?code=CODE&state=STATE
if(!isset($_GET['code']))
{
header("Location:{$snsapi_base_url}");
}
$code = $_GET['code'];
// 3、通过code换取网页授权access_token。
$url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid={$this->appid}&secret={$this->appsecret}&code={$code}&grant_type=authorization_code";
return $this->https_request($url);
}
//userinfo型授权
public function snsapi_userinfo($redirect_uri)
{
// 1、准备Scope为snsapi_userinfo的网页授权页面URL；
$redirect_uri = urlencode($redirect_uri);
$snsapi_userinfo_url = "https://open.weixin.qq.com/connect/oauth2/authorize?appid={$this->appid}&redirect_uri={$redirect_uri}&response_type=code&scope=snsapi_userinfo&state=123#wechat_redirect";
// 2、用户手动同意授权，获取code；
// 页面将跳转至 redirect_uri/?code=CODE&state=STATE
if(!isset($_GET['code']))
{
header("Location:{$snsapi_userinfo_url}");
}
$code = $_GET['code'];
// 3、通过code换取网页授权access_token。
$url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid={$this->appid}&secret={$this->appsecret}&code={$code}&grant_type=authorization_code";
$result = $this->https_request($url);
$access_token = $result['access_token'];
$openid = $result['openid'];
//4、根据上一步获取的access_token和openid拉取用户信息。
$userinfo_url = "https://api.weixin.qq.com/sns/userinfo?access_token={$access_token}&openid={$openid}&lang=zh_CN";
return $this->https_request($userinfo_url);
}
}
?>