自动定位功能

@@ -48,9 +48,12 @@ class ActivityController extends HomeBaseController
         } else {
             require_once EXTEND_PATH . '/WeChatCommon.php';
             $wx = new \WeChatCommon();
+            $pos = Db:: name('user')->field('lat,lnt')->where(['id'=>session('user.id')])->find();
+            print_r($pos);
             return $this->fetch(':_list', [
                 'result' => $result,
-                'js_sdk' => $wx->js_sdk()
+                'js_sdk' => $wx->js_sdk(),
+                'city' => anti_analysis($pos['lat'], $pos['lng'])
             ]);
         }
     }

@@ -1902,3 +1902,19 @@ function getOrderStatusText($status) {
     return $text[$status];
 }
 
+//逆解析获取地址
+function anti_analysis($lat, $lng)
+{
+    $url = 'https://apis.map.qq.com/ws/geocoder/v1/?location=' . $lat . ',' . $lng;
+    $curl = curl_init(); // 启动一个CURL会话
+    curl_setopt($curl, CURLOPT_URL, $url);
+    curl_setopt($curl, CURLOPT_HEADER, 0);
+    curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
+    curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); // 跳过证书检查
+    curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, true);  // 从证书中检查SSL加密算法是否存在
+    $tmpInfo = curl_exec($curl);     //返回api的json对象
+    //关闭URL请求
+    curl_close($curl);
+    return $tmpInfo;    //返回json对象
+}
+