everaldo/encurta.php

## encurta.php
<?php
/* Turma de Oficina de Programação - 18h15
   29/05/2015

   Encurtador de URLs
*/

  $url = $_POST["url"];

  function imprime_url(){
    global $url;
    echo $url;
    echo "<br>";
    calcula_hash($url);
  }

  function calcula_hash($url){
    $hash = base64_encode(sha1($url));
    echo substr($hash, 0, 6);
  }


?>


<!DOCTYPE html>
<html>
<head>
	<meta charset=utf-8 />
	<title>Encurtador de URLs</title>
	<link rel="stylesheet" type="text/css" media="screen" href="" />
	<script type="text/javascript" src=""></script>

</head>
<body>
  <h1>Encurtador de URLs do BSI</h1>
  <form name="encurta" method="post"
    action="encurta.php">
    <input type="text"
      name="url" placeholder="Digite uma URL">
    <input type="submit"
      value="Enviar">
  </form>

  <?php imprime_url() ?>
</body>
</html>
	<?php
	/* Turma de Oficina de Programação - 18h15
	29/05/2015

	Encurtador de URLs
	*/

	$url = $_POST["url"];

	function imprime_url(){
	global $url;
	echo $url;
	echo "<br>";
	calcula_hash($url);
	}

	function calcula_hash($url){
	$hash = base64_encode(sha1($url));
	echo substr($hash, 0, 6);
	}


	?>


	<!DOCTYPE html>
	<html>
	<head>
	<meta charset=utf-8 />
	<title>Encurtador de URLs</title>
	<link rel="stylesheet" type="text/css" media="screen" href="" />
	<script type="text/javascript" src=""></script>

	</head>
	<body>
	<h1>Encurtador de URLs do BSI</h1>
	<form name="encurta" method="post"
	action="encurta.php">
	<input type="text"
	name="url" placeholder="Digite uma URL">
	<input type="submit"
	value="Enviar">
	</form>

	<?php imprime_url() ?>
	</body>
	</html>