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< ? php
session_start ();
$_SESSION = array ();
include ( " captcha.php " );
$_SESSION [ 'captcha' ] = captcha ();
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$code = $_SESSION [ 'captcha' ][ 'code' ];
setcookie ( " foxes " , $code , time () + 120 );
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?>
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<! DOCTYPE html PUBLIC " -//W3C//DTD XHTML 1.0 Transitional//EN " " http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd " >
< html xmlns = " http://www.w3.org/1999/xhtml " >
< head >
< title > URL Shortner </ title >
< meta http - equiv = " content-type " content = " text/html;charset=utf-8 " />
< meta name = " description " content = " Link shortener for UnProfessional Standards " />
< meta name = " keywords " content = " GAMA,UnPS,upstandards,unps-gama,gama-unps,unps,gama,davitech,davitodd " />
< meta name = " author " content = " David Todd " />
< link rel = " shortcut icon " type = " image/ico " href = " http://unps-gama.info/favicon.ico " />
< link rel = " shortcut icon " type = " image/x-icon " href = " http://unps-gama.info/favicon.ico " />
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< link rel = " stylesheet " href = " style.css " />
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< style type = " text/css " >
. footer {
padding - left : 4 % ;
padding - right : 4 % ;
text - align : center ;
}
</ style >
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</ head >
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< ? php
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require ( 'dbsettings.php' ); // Gotta connect to dem databases
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function input ( $input ){ // Cleans input to be used in mysql
if ( $input == null ) die ( " No Input Provided, Aborting \r \n <br /> " );
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$input = mysql_real_escape_string ( $input );
return $input ;
}
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function prepOutputText ( $text ) { // Takes mysql string and makes it able to be used
if ( $text == null ) die ( " No Input Provided, Aborting \r \n <br /> " );
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$output = htmlentities ( stripslashes ( $text ), ENT_QUOTES );
return $output ;
}
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function checkRemoteFile ( $url )
{
$ch = curl_init ();
curl_setopt ( $ch , CURLOPT_URL , $url );
// don't download content
curl_setopt ( $ch , CURLOPT_NOBODY , 1 );
curl_setopt ( $ch , CURLOPT_FAILONERROR , 1 );
curl_setopt ( $ch , CURLOPT_RETURNTRANSFER , 1 );
if ( curl_exec ( $ch ) !== FALSE ){
return true ;
} else {
return false ;
}
}
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if ( isset ( $_GET [ 'l' ])) { // if there is a link...
$l = $_GET [ 'l' ]; // Bring the link into a variable
$l = input ( $l ); // Clean said variable to be used in mysql
$sql = " SELECT id, link, shortlink FROM $tbl_name WHERE shortlink=' $l ' " ; // Find the link in the table
$result = mysql_query ( $sql ); // mysql stuff
$count = mysql_num_rows ( $result ); // How many rows were found?
if ( $count == 1 ){ // There should only be one row
while ( $row = mysql_fetch_assoc ( $result )){ // Start pulling data from the row
$id = $row [ 'id' ]; // Lets get the id - not used, just a number used to identify the link or something, it's unique
$link = $row [ 'link' ]; // This is the full link
$short = $row [ 'shortlink' ]; // This is the short link - Should be a unique number
mysql_close (); // close the mysql connection
echo " Redirecting you to your site, please wait... " ; // never seen
$link = prepOutputText ( $link ); // make the link work
header ( " location: " . $link ); // redirect right away
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}
} else {
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echo " Hmmm... It appears that your link doesn't exist in my database. Try again? " ; // not seen
header ( " location:http://unps.us/ " ); // redirect right away
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}
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}
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?>
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< body id = " content " >
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< img src = " http://unps-gama.info/upload/Pictures/header.png " alt = " Header image " />< br />
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< h4 > Welcome to the UnPS - GAMA link shortner </ h4 >
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< p > All you gotta do is put a link into the box and click submit </ p >
< form id = " short " title = " short " action = " index.php " method = " POST " >
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< input name = " dest " id = " dest " class = " dest " title = " Insert URL here " placeholder = " Insert URL here " value = " " type = " text " size = " 50 " />
< br />< p ></ p >
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< img src = " <?php echo $_SESSION['captcha'] ['image_src']; ?> " alt = " CAPTCHA security code " />
< br />
< input name = " captcha " id = " captcha " class = " captcha " title = " Insert text from image above " placeholder = " Insert text from image above " value = " " type = " text " size = " 30 " />
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< input type = " submit " name = " submit " value = " submit " />
</ form >
< ? php
if ( $_POST [ " submit " ]){ // If submit button was pressed...
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if ( ! isset ( $_POST [ 'captcha' ])) die ( 'You didn\'t enter the captcha' );
$captcha = $_POST [ 'captcha' ];
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if ( ! isset ( $_COOKIE [ 'foxes' ])) die ( 'Please allow cookies' );
if ( $captcha != $_COOKIE [ 'foxes' ]) die ( 'You entered the wrong captcha' );
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if ( isset ( $_POST [ 'dest' ])) { // If the text box has something in it
$dest = $_POST [ 'dest' ]; // Pull that into a variable
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if ( strpos ( strtolower ( $dest ), 'http://' ) === false ) { // Simple test to see if http:// not part of the link
if ( strpos ( strtolower ( $dest ), 'https://' ) === false ){ // Simple test to see if https:// not part of the link passing the above check
$dest = 'http://' . $dest ; // Add http:// to link
}
}
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$dest = input ( $dest ); // Clean the variable for mysql
$sql = " SELECT id, link, shortlink FROM $tbl_name WHERE link=' $dest ' " ; // Check the table if the link was posted before
$result = mysql_query ( $sql ); // mysql stuff
$count = mysql_num_rows ( $result ); // Count the rows returned, if any
if ( $count == 1 ){ // If a row is returned, there should only be one
while ( $row = mysql_fetch_assoc ( $result )){ // Pull all the data from the returned row
$id = $row [ 'id' ]; // Lets get the id - not used, just a number used to identify the link or something, it's unique
$link = $row [ 'link' ]; // This is the full link
$short = $row [ 'shortlink' ]; // This is the short link - Should be a unique number
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\ " target = \ " $short\ " > http :// unps . us / ? l = $short </ a > " ; // Return link that's already in table
}
} else { // If no row is returned, it is assumed that the link isn't there
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if ( checkRemoteFile ( $dest ) !== true ) die ( " Hmmm it seems that your link is dead. \r \n Please try again " ); // Check to see if the host is alive
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$short = substr ( number_format ( time () * rand (), 0 , '' , '' ), 0 , 10 ); // Create a random number 10 digits long
$short = base_convert ( $short , 10 , 36 ); // Convert the 10 digit random number into Base36
$sql = " INSERT INTO $tbl_name (link, shortlink) VALUES (' $dest ', ' $short ') " ; // Try to add the link and short link into table
$result = mysql_query ( $sql ); // mysql stuff
if ( $result ){ // If the link is added to the table
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echo " It appears that I have succeded in making a short link.<br>You'll find it here (right click, copy link): <a href= \" http://unps.us/?l= $short\ " target = \ " $short\ " > http :// unps . us / ? l = $short </ a > " ;
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} else { // If the link is not added to the table
echo " There was a problem trying to register your link - Could be a database error " ;
}
}
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}
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if ( ! $dest ){ // If the textbox was empty when loaded
echo '
< p > Sorry , you are not able to shorten something without a url < br /></ p > \r\n
< a href = " http://unps.us " > Back to index </ a >< br /> \r\n
< a href = " http://unps-gama.info " > Home </ a >
' ;
}
}
mysql_close (); // Close any mysql connections still open
?>
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< div class = " footer " >< br />< hr />< p >< a href = " http://unps-gama.info " > Home </ a > < a href = " http://unps-gama.info/ToS.html " > Terms of Service </ a > < a href = " http://unps-gama.info/privacy.html " > Privacy Policy </ a ></ p ></ div >
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</ body >
</ html >
