這篇文章主要介紹了php簡單實作短網址還原的方法,以腳本之家短網址http://t.cn/heEHwk為例介紹了php還原短網址的實作技巧,非常簡單實用,需要的朋友可以參考下
本文執行個體講述了php簡單實作短網址還原的方法。分享給大家供大家參考,具體如下:
這裡以腳本之家//www.jb51.net的短網址http://t.cn/heEHwk為例運作效果截圖如下:
![](https://img.laitimes.com/img/__Qf2AjLwojIjJCLyojI0JCLicmbw5SZlRzNxUGOjJWYiFGNykjZhZjZiF2NjhzYxYzM1QGZy8CX0JXZ252bj91Ztl2Lc52YucWbp5GZzNmLn9Gbi1yZtl2Lc9CX6MHc0RHaiojIsJye.png)
具體代碼如下:
$info1 = '親!暫不能解析此類短網址。';
$info2 = '親!網址解析失敗,請重試。';
$info3 = '
立即通路>>';
$info5 = '親!不是短網址或無效。';
function unshort($url)
{
global $info1,$info2,$info3,$info4;
$curl = curl_init();
curl_setopt($curl, CURLOPT_URL, $url);
curl_setopt($curl, CURLOPT_RETURNTRANSFER,1);
curl_setopt ($curl, CURLOPT_USERAGENT, 'Mozilla/8.0 (compatible; MSIE 8.0; Windows 7');
curl_setopt($curl, CURLOPT_HEADER, 1);
curl_setopt($curl, CURLOPT_NOBODY, 0);
curl_setopt($curl, CURLOPT_TIMEOUT, 15);
curl_setopt($curl,CURLOPT_ENCODING, 'gzip');
$data = curl_exec($curl);
if(!empty($data)){
$message = curl_getinfo($curl);
curl_close($curl);
$status = $message['http_code'];
if ($status == '301' || $status == '302' ){
$UrlHeader = (get_headers($url,1));
$unurl = $UrlHeader[Location];
if(is_array($unurl)) {
$unurl = $unurl[0];
$unurl .=$info3.$unurl.$info4;
return $unurl;
}
else {
$unurl .=$info3.$unurl.$info4;
return $unurl;
}
}
return $info1;
}
return $info2;
}
function adfunshort($url)
{
global $info3,$info4,$info5;
$c = file_get_contents($url);
$p = "/url = '(.*)';/isU";
preg_match($p, $c, $content);
$unurl = $content[1];
if($unurl == '') {
return $info5;
}
else {
$unurl .=$info3.$unurl.$info4;
return $unurl;
}
}
?>
短網址:
$turl = $_POST['turl']?$_POST['turl']:"";
$url_done= $_POST['url_done']?$_POST['url_done']:"";
if ($url_done == 'done'){
$http = substr($turl,0,7);
if ($http != 'http://' && $http != 'https:/'){
$turl = 'http://'.$turl;
}
$tturl = substr($turl,0,11);
if ($tturl == 'http://adf.'){
$longurl = adfunshort($turl);
}else {
$longurl = unshort($turl);
}echo "短網址 ".$turl." 的真實網址為:
$longurl ";
}
?>
另外,本站還提供了短網址生成工具,具體連結如下:
希望本文所述對大家PHP程式設計有所幫助。