PHP에서 날씨 함수를 쿼리하기 위해 API 인터페이스를 호출하는 방법 소개

http://route.showapi.com/9-2

<?php
//查找淄博天气情况
//接口自带编写的数组
$showapi_appid = &#39;46435&#39;; //替换此值,在官网的"我的应用"中找到相关值
$showapi_secret = &#39;7c55aef4ede442ffa49b24c2c808e523&#39;; //替换此值,在官网的"我的应用"中找到相关值 
$paramArr = array(
   &#39;showapi_appid&#39;=> $showapi_appid,
   &#39;areaid&#39;=> "",
   &#39;area&#39;=> "淄博",
   &#39;needMoreDay&#39;=> "",
   &#39;needIndex&#39;=> "",
   &#39;needHourData&#39;=> "",
   &#39;need3HourForcast&#39;=> "",
   &#39;needAlarm&#39;=> ""
   //添加其他参数
);

//创建参数(包括签名的处理)接口自带编写的数组
function createParam ($paramArr,$showapi_secret) {
   $paraStr = "";
   $signStr = "";
   ksort($paramArr);
   foreach ($paramArr as $key => $val) {
     if ($key != &#39;&#39; && $val != &#39;&#39;) {
       $signStr .= $key.$val;
       $paraStr .= $key.&#39;=&#39;.urlencode($val).&#39;&&#39;;
     }
   }
   $signStr .= $showapi_secret;//排好序的参数加上secret,进行md5
   $sign = strtolower(md5($signStr));
   $paraStr .= &#39;showapi_sign=&#39;.$sign;//将md5后的值作为参数,便于服务器的效验
  
   return $paraStr;
}

$param = createParam($paramArr,$showapi_secret);
$url = &#39;http://route.showapi.com/9-2?&#39;.$param; 

//获取json格式的数据 
$result = file_get_contents($url);

 //对json格式的字符串进行编码
$arr = (json_decode($result));

$v = $arr->showapi_res_body;$attr = $v->f1;

//所需要的数据进行调用
$arr1 = $attr->day_weather;
$arr2 = $attr->night_weather;
$arr3 = $attr->night_air_temperature;
$arr4 = $attr->day_air_temperature;
$arr5 = $attr->day_wind_direction;
$arr6 = $attr->night_weather_pic;
echo $arr6;
？>
//将所需要的数据添加到数据库
<?php
require_once "./DBDA.class.php";
$db = new DBDA();

$sql = "insert into weather values(&#39;&#39;,&#39;{$arr1}&#39;,&#39;{$arr2}&#39;)";
$arr = $db->query($sql);  
?>