$keyword = "
【京东】长虹（CHANGHONG） L3 老人手机 移动/联通2G 老年机 双卡双待 咖啡原价：168.00元
券后价：163.00元购买链接：https://union-click.jd.com/jdc?d=s7inaP
---------------------------
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";$express_before = "/原价：(\d+.\d+)\s*元/i";$express_after = "/券后价：(\d+.\d+) 元/i";$express_url = "/jdc\?d=([a-zA-Z0-9]+)/i";
preg_match($express_before, $keyword, $matches_before);
preg_match($express_after, $keyword, $matches_after);
preg_match($express_url, $keyword, $matches_url);var_dump($matches_before);
var_dump($matches_after);
var_dump($matches_url);   

$url= "https://union-click.jd.com/jdc?d=".$matches_url[1];
$skuid = url2skuid($url);
var_dump($skuid);// 推广短链接转skuid，并检查是否有券的产品  https://union-click.jd.com/jdc?d=A3Cp11
function url2skuid($url)
{$result1 = http_request($url, false);$express1 = "/hrl='(.+?)'/i";preg_match($express1, $result1, $matches1);if (!isset($matches1[1])){return array('errcode'=> 1, 'msg'=>"获取跳转1失败");}        $jumpurl1 = $matches1[1];// var_dump($jumpurl1);$result2 = http_request($jumpurl1, true);// var_dump($result2);if (!isset($result2["redirect_url"])){return array('errcode'=> 2, 'msg'=>"获取跳转2失败");}$jumpurl2 = $result2["redirect_url"];// var_dump($jumpurl2);$express2 = "/\.jd\.com\/[a-z\.\/\?\=]{0,}(\d+)(\.html|\&)/i";// $express2 = "/jingfen\.jd\.com\/item\.html?sku=(\d+)&/i";preg_match($express2, $jumpurl2, $matches2);// var_dump($matches2);if (!isset($matches2[1])){ return array('errcode'=> 3, 'msg'=>"获取skuid失败");}else{if (!stristr($jumpurl2,"jingfen")){return array('errcode'=> 4, 'msg'=>$matches2[1]." 无券");}else{return array('errcode'=> 0, 'msg'=>$matches2[1]);}}
}function http_request($url, $info = False)
{$ch = curl_init();curl_setopt($ch, CURLOPT_URL, $url);curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);$output = curl_exec($ch);if ($info){$info = curl_getinfo($ch);// $retURL = $info['url'];curl_close($ch);return $info;}else{curl_close($ch);return $output;}
}