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Added URL checks to avoid dead links and shortened links more

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This commit is contained in:
alopexc0de 2012-12-23 23:47:03 -05:00
parent bdc41da0f4
commit 9a635f0a80
1 changed files with 47 additions and 3 deletions
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50
short/index.php
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@ -13,6 +13,31 @@ function prepOutputText($text) {
return $output;
}
/*function is_available($url, $timeout = 30) {
$ch = curl_init(); // get cURL handle
$opts = array(CURLOPT_RETURNTRANSFER => true, // do not output to browser
CURLOPT_URL => $url, // set URL
CURLOPT_NOBODY => true, // do a HEAD request only
CURLOPT_TIMEOUT => $timeout); // set timeout
curl_setopt_array($ch, $opts);
curl_exec($ch); // do it!
$retval = curl_getinfo($ch, CURLINFO_HTTP_CODE) == 200; // check if HTTP OK
curl_close($ch); // close handle
return $retval;
}*/
function GetServerStatus($site, $port){
$status = array("OFFLINE", "ONLINE");
$fp = @fsockopen($site, $port, $errno, $errstr, 2);
if (!$fp){
return $status[0];
} else{
return $status[1];
}
}
$submit;
if(isset($_GET['l'])) {
$l = $_GET['l'];
$l = input($l);
@ -41,11 +66,12 @@ if(isset($_GET['l'])) {
<body bgcolor="black" text="greem"><div align="center">
<img src="http://unps-gama.info/upload/Pictures/header.png"><br>
<h4>Welcome to the UnPS-GAMA link shortner</h4><hr>
<p>All you gotta do is put a link into the box and click submit</p>
<?php
if(!$_POST['submit']){
?>
<form action="index.php" method="POST">
<p>Destination:<br><input name="dest" id="dest" title="Insert URL here" value="Insert URL here" type="text" size="30" ></p>
<form id="short" action="index.php" method="POST" >
<p>Destination:<br><input name="dest" id="dest" class="dest" title="Insert URL here" placeholder="Insert URL here" value="" type="text" size="30" ></p>
<input type="submit" name="submit" value="submit">
</form>
@ -66,11 +92,29 @@ if($_POST["submit"]){
echo "From what I can tell, this particular link was already shortened before.<br>Here's the link: <a href=\"http://unps.us/?l=$short\">http://unps.us/?l=$short</a>";
}
}else{
if (strpos($dest, 'http://') === false) {
if (strpos($dest, 'https://') === false){
$ip = gethostbyname($dest);
$dest = 'http://'.$dest;
}
}
if (strpos($dest, 'http://') !== false) {
if (strpos($dest, 'https://') !== false){
$dest = str_replace("https://", "", $dest);
$ip = gethostbyname($dest);
$dest = 'https://'.$dest;
}
$dest = str_replace("http://", "", $dest);
$ip = gethostbyname($dest);
$dest = 'http://'.$dest;
}
if(GetServerStatus($ip, 80) != "ONLINE") die("Hmmm it seems that your link is dead.\r\nPlease try again");
$short = substr(number_format(time() * rand(),0,'',''),0,10);
$short = base_convert($short, 10, 36);
$sql="INSERT INTO $tbl_name (link, shortlink) VALUES ('$dest', '$short')";
$result=mysql_query($sql);
if($result){
echo "It appears that I have succeded in making a short link.<br>You'll find it here: <a href=\"http://unps.us/?l=$short\">http://unps.us/?l=$short</a> ";
echo "It appears that I have succeded in making a short link.<br>You'll find it here: <a href=\"http://unps.us/?l=$short\" target=\"$short\">http://unps.us/?l=$short</a> ";
}else {
echo "There was a problem trying to register your link - Could be a database error";
}