edit

tm/lib/Controller/WeixinJsSDK.class.php

@@ -20,6 +20,9 @@ class WeixinJsSDK extends Controller {
 	private $objMemache;
 	public function __construct() {
 		$this->objMemache = new Memcached ();
+		$wechat_cfg = Config::getInstance ()->get ( 'wechat_cfg' );
+		$this->appId = $wechat_cfg ['appId'];
+		$this->appSecret = $wechat_cfg ['appSecret'];
 	}
 	
 	/**
@@ -36,9 +39,7 @@ class WeixinJsSDK extends Controller {
 	 * getSignPackage
 	 */
 	private function getSignPackage($url = null) {
-		$wechat_cfg = Config::getInstance ()->get ( 'wechat_cfg' );
-		$appid = $wechat_cfg ['appId'];
-		
+
 		$jsapiTicket = $this->getJsApiTicket ();
 		if ($url == null) {
 			$url = "http://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";
@@ -51,7 +52,7 @@ class WeixinJsSDK extends Controller {
 		$string = "jsapi_ticket=$jsapiTicket&noncestr=$nonceStr&timestamp=$timestamp&url=$url";
 		$signature = sha1 ( $string );
 		$signPackage = array (
-				"appId" => $appid,
+				"appId" => $this->appId,
 				"nonceStr" => $nonceStr,
 				"timestamp" => $timestamp,
 				"url" => $url,
@@ -77,8 +78,22 @@ class WeixinJsSDK extends Controller {
 	 * getJsApiTicket
 	 */
 	private function getJsApiTicket() {
-		$ticket = $this->objMemache->get ( RefreshAccessToken::JSAPI_TICKET_KEY );
-		return $ticket;
+		$data = json_decode($this->objMemache->get('ticket'));
+	    if ($data->expire_time < time()) {  
+	      $accessToken = $this->getAccessToken();  
+	      $url = 'https://api.weixin.qq.com/cgi-bin/ticket/getticket?type=jsapi&access_token=' . $accessToken;  
+	      $res = json_decode($this->httpGet($url));  
+	      $ticket = $res->ticket;  
+	      if ($ticket) {  
+	        $data->expire_time = time() + 7000;  
+	        $data->jsapi_ticket = $ticket;  
+	        $this->objMemache->set('ticket', json_encode($data));
+	      }  
+	    } else {  
+	      $ticket = $data->jsapi_ticket;  
+	    }  
+	  
+	    return $ticket; 
 	}
 	
 	/*
@@ -89,4 +104,35 @@ class WeixinJsSDK extends Controller {
 		$action = $this->action;
 		$this->$action ();
 	}
+
+	private function getAccessToken() {
+		$data = json_decode($this->objMemache->get('token'));
+		if ($data->expire_time < time()) {
+			$url = 'https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid='.$this->appId.'&secret=' . $this->appSecret;
+			$res = json_decode($this->httpGet($url));
+			$access_token = $res->access_token;
+			if ($access_token) {
+				$data->expire_time = time() + 7000;
+				$data->access_token = $access_token;
+				$this->objMemache->set('token', json_encode($data));
+			}
+		} else {  
+			$access_token = $data->access_token;  
+		}
+		return $access_token;  
+	}
+
+	private function httpGet($url) {  
+	    $curl = curl_init();  
+	    curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);  
+	    curl_setopt($curl, CURLOPT_TIMEOUT, 500);  
+	    curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);  
+	    curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);  
+	    curl_setopt($curl, CURLOPT_URL, $url);  
+	  
+	    $res = curl_exec($curl);  
+	    curl_close($curl);  
+	  
+	    return $res;
+  	}
 }