WeChat 공개 계정 개발에 대한 전체 튜토리얼 1

public function valid(){ //获取随机字符串 $echoStr = input("echostr"); if($echoStr){ // 验证接口的有效性，由于接口有效性的验证必定会传递echostr 参数 if($this ->checkSignature()){ echo $echoStr; exit; } }else{ $this->responseMsg(); } } protected function checkSignature() { // 微信加密签名 $signature = input("signature"); $timestamp = input("timestamp");//时间戳 $nonce =input("nonce");//随机数 $token = "weixin"; //token值，必须和你设置的一样 $tmpArr =array($token,$timestamp,$nonce); 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 $postStr = file_get_contents('php://input'); //extract post data if (!empty($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); $fromUsername = $postObj->FromUserName; $toUsername = $postObj->ToUserName; $keyword = trim($postObj->Content); $time = time(); $textTpl = "   %s   0 "; if(!empty( $keyword )) { $msgType = "text"; $contentStr = "Welcome to wechat world!"; $resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, $msgType, $contentStr); echo $resultStr; }else{ echo "Input something..."; } }else { echo ""; exit; } }

f(!function_exists("http_curl")){ function http_curl($url,$data =array(),$method ="get",$returnType ="json") { //1.开启会话 $ch = curl_init(); //2.设置参数 curl_setopt($ch,CURLOPT_RETURNTRANSFER,TRUE); curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,false); if($method!="get"){ curl_setopt($ch,CURLOPT_POST,TRUE); curl_setopt($ch,CURLOPT_POSTFIELDS,$data); } curl_setopt($ch,CURLOPT_URL,$url); //执行会话 $json = curl_exec($ch); curl_close($ch); if($returnType == "json"){ return json_decode($json,true); } return $json; } } if(!function_exists('get_access_token')){ function get_access_token() { $appid = "wx1ba8f59d9e2c0be0"; //微信的appid $secret ="9e65155599fb9ec047455e197ff6e121"; //微信的开发者密钥 // 读取缓存中的内容 include_once "MyMemcache.php"; //引入缓存方法文件 $obj = new \MyMemcache("47.104.71.253"); $value = $obj ->get($appid); if(!$value){ $url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=".$appid."&secret=".$secret; $result = http_curl($url); $value = $result['access_token']; $obj->set($appid,$value,7000); } return $value; } }

class MyMemcache{ public $conn; public $isMemcache =true; public function __construct($host="127.0.0.1",$port='11211') { // 建立连接 if(class_exists('MyMemcache')){ $obj =new \Memcache(); }else{ $this ->isMemcache =false; $obj =new \Memcached(); } $obj ->addServer($host,$port); $this ->conn =$obj; } //获取数据 public function get($key) { return $this->conn->get($key); } //设置数据 public function set($key,$value,$expire=0) { if($this->isMemcache){ $this->conn->set($key,$value,0,$expire); }else{ // Memcached扩展的操作方式 $this->conn->set($key,$value,$expire); } } }