mirror of
https://github.com/c0de-archive/GAMA-Site.git
synced 2024-11-01 02:27:46 +00:00
141 lines
6.6 KiB
PHP
Executable File
141 lines
6.6 KiB
PHP
Executable File
<?php
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session_start();
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$_SESSION = array();
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include("captcha.php");
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$_SESSION['captcha'] = captcha();
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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">
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<html xmlns="http://www.w3.org/1999/xhtml">
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<head>
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<title>URL Shortner</title>
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<meta http-equiv="content-type" content="text/html;charset=utf-8" />
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<meta name="description" content="Link shortener for UnProfessional Standards" />
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<meta name="keywords" content="GAMA,UnPS,upstandards,unps-gama,gama-unps,unps,gama,davitech,davitodd" />
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<meta name="author" content="David Todd" />
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<link rel="shortcut icon" type="image/ico" href="http://unps-gama.info/favicon.ico" />
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<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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</head>
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<?php
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require('dbsettings.php'); // Gotta connect to dem databases
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function input($input){ // Cleans input to be used in mysql
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if ($input == null) die("No Input Provided, Aborting\r\n<br />");
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$input = mysql_real_escape_string($input);
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return $input;
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}
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function prepOutputText($text) { // Takes mysql string and makes it able to be used
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if ($text == null) die("No Input Provided, Aborting\r\n<br />");
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$output = htmlentities(stripslashes($text),ENT_QUOTES);
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return $output;
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}
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function checkRemoteFile($url)
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{
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$ch = curl_init();
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curl_setopt($ch, CURLOPT_URL,$url);
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// don't download content
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curl_setopt($ch, CURLOPT_NOBODY, 1);
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curl_setopt($ch, CURLOPT_FAILONERROR, 1);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
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if(curl_exec($ch)!==FALSE){
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return true;
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}else{
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return false;
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}
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}
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$submit; // Declare this since my logs are annoying me to no end x.x
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if(isset($_GET['l'])) { // if there is a link...
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$l = $_GET['l']; // Bring the link into a variable
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$l = input($l); // Clean said variable to be used in mysql
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$sql = "SELECT id, link, shortlink FROM $tbl_name WHERE shortlink='$l'"; // Find the link in the table
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$result = mysql_query($sql); // mysql stuff
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$count = mysql_num_rows($result); // How many rows were found?
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if($count == 1){ // There should only be one row
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while ($row = mysql_fetch_assoc($result)){ // Start pulling data from the row
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$id = $row['id']; // Lets get the id - not used, just a number used to identify the link or something, it's unique
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$link = $row['link']; // This is the full link
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$short = $row['shortlink']; // This is the short link - Should be a unique number
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mysql_close(); // close the mysql connection
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echo "Redirecting you to your site, please wait..."; // never seen
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$link = prepOutputText($link); // make the link work
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header("location:".$link); // redirect right away
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}
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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
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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>
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<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" />
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<br /><p></p>
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<img src="<?php echo $_SESSION['captcha']['image_src']; ?>" alt="CAPTCHA security code" />
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<br />
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<input name="captcha" id="captcha" class="captcha" title="Insert text from image above" placeholder="Insert text from image above" value="" type="text" size="30" />
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<input type="submit" name="submit" value="submit" />
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</form>
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<?php
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if($_POST["submit"]){ // If submit button was pressed...
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if(!isset($_POST['captcha'])) die('You didn\'t enter the captcha');
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$captcha = $_POST['captcha'];
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if ($captcha != $_SESSION['captcha']['code']) die('You entered the wrong captcha');
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if(isset($_POST['dest'])) { // If the text box has something in it
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$dest=$_POST['dest']; // Pull that into a variable
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if (strpos(strtolower($dest), 'http://') === false) { // Simple test to see if http:// not part of the link
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if (strpos(strtolower($dest), 'https://') === false){ // Simple test to see if https:// not part of the link passing the above check
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$dest = 'http://'.$dest; // Add http:// to link
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}
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}
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$dest = input($dest); // Clean the variable for mysql
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$sql = "SELECT id, link, shortlink FROM $tbl_name WHERE link='$dest'"; // Check the table if the link was posted before
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$result = mysql_query($sql); // mysql stuff
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$count = mysql_num_rows($result); // Count the rows returned, if any
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if($count == 1){ // If a row is returned, there should only be one
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while ($row = mysql_fetch_assoc($result)){ // Pull all the data from the returned row
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$id = $row['id']; // Lets get the id - not used, just a number used to identify the link or something, it's unique
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$link = $row['link']; // This is the full link
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$short = $row['shortlink']; // This is the short link - Should be a unique number
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echo "From what I can tell, this particular link was already shortened before.<br>Here's the link: <a href=\"http://unps.us/?l=$short\" target=\"$short\">http://unps.us/?l=$short</a>"; // Return link that's already in table
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}
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}else{ // If no row is returned, it is assumed that the link isn't there
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if(checkRemoteFile($dest) !== true) die("Hmmm it seems that your link is dead.\r\nPlease try again"); // Check to see if the host is alive
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$short = substr(number_format(time() * rand(),0,'',''),0,10); // Create a random number 10 digits long
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$short = base_convert($short, 10, 36); // Convert the 10 digit random number into Base36
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$sql="INSERT INTO $tbl_name (link, shortlink) VALUES ('$dest', '$short')"; // Try to add the link and short link into table
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$result=mysql_query($sql); // mysql stuff
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if($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=$short</a> ";
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}else { // If the link is not added to the table
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echo "There was a problem trying to register your link - Could be a database error";
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}
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}
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}
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if(!$dest){ // If the textbox was empty when loaded
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echo '
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<p>Sorry, you are not able to shorten something without a url<br /></p>\r\n
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<a href="http://unps.us">Back to index</a><br />\r\n
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<a href="http://unps-gama.info">Home</a>
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';
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}
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}
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mysql_close(); // Close any mysql connections still open
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?>
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</body>
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</html>
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