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Apr 20th, 2014
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PHP 1.67 KB | None | 0 0
  1. <?php
  2.  
  3. $login = $_POST['login'];
  4.  
  5. $senha = MD5($_POST['senha']);
  6.  
  7. $connect = mysql_connect('nome_do_servidor','nome_de_usuario','senha');
  8.  
  9. $db = mysql_select_db('nome_do_banco_de_dados');
  10.  
  11. $query_select = "SELECT login FROM usuarios WHERE login = '$login'";
  12.  
  13. $select = mysql_query($query_select,$connect);
  14.  
  15. $array = mysql_fetch_array($select);
  16.  
  17. $logarray = $array['login'];
  18.  
  19.     if($login == "" || $login == null){
  20.         echo"<script language='javascript' type='text/javascript'>alert('O campo login deve ser preenchido');window.location.href='cadastro.html';</script>";
  21.  
  22.         }else{
  23.             if($logarray == $login){
  24.  
  25.                 echo"<script language='javascript' type='text/javascript'>alert('Esse login já existe');window.location.href='cadastro.html';</script>";
  26.                 die();
  27.  
  28.             }else{
  29.                 $query = "INSERT INTO usuarios (login,senha) VALUES ('$login','$senha')";
  30.                 $insert = mysql_query($query,$connect);
  31.                  
  32.                 if($insert){
  33.                     echo"<script language='javascript' type='text/javascript'>alert('Usuário cadastrado com sucesso!');window.location.href='login.html'</script>";
  34.                 }else{
  35.                     echo"<script language='javascript' type='text/javascript'>alert('Não foi possível cadastrar esse usuário');window.location.href='cadastro.html'</script>";
  36.                 }
  37.             }
  38.        }
  39. ?>
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