subir imagen segun sesion ¿?

[ofertasdiarias]

LO LOGRE AL FIN.... MUCHAS GRACIAS A TODOS LOS QUE ME AYUDARON O SIMPLEMENTE ENTRARON PARA VER DE QUE SE TRATABA...


ACA LES DEJO EL SCRIPT : "SUBIR FOTO SEGUN SESION DE USUARIO"
POR SI LE SIRVE A ALGUIEN

Código PHP:

<p>&nbsp;</p>
<?php require_once('Connections/hoysale.php'); ?>
<?php
if (!function_exists("GetSQLValueString")) {
function GetSQLValueString($theValue, $theType, $theDefinedValue = "", $theNotDefinedValue = "") 
{
  $theValue = get_magic_quotes_gpc() ? stripslashes($theValue) : $theValue;
 
  $theValue = function_exists("mysql_real_escape_string") ? mysql_real_escape_string($theValue) : mysql_escape_string($theValue);
 
  switch ($theType) {
    case "text":
      $theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL";
      break;    
    case "long":
    case "int":
      $theValue = ($theValue != "") ? intval($theValue) : "NULL";
      break;
    case "double":
      $theValue = ($theValue != "") ? "'" . doubleval($theValue) . "'" : "NULL";
      break;
    case "date":
      $theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL";
      break;
    case "defined":
      $theValue = ($theValue != "") ? $theDefinedValue : $theNotDefinedValue;
      break;
  }
  return $theValue;
}
}
 
$editFormAction = $_SERVER['PHP_SELF'];
if (isset($_SERVER['QUERY_STRING'])) {
  $editFormAction .= "?" . htmlentities($_SERVER['QUERY_STRING']);
}
 
if ((isset($_POST["MM_update"])) && ($_POST["MM_update"] == "form1")) {
  //Guardar imagen
    if(is_uploaded_file($_FILES['Imagen']['tmp_name'])) { // verifica haya sido cargado el archivo
    $ruta= "imagenes/".$_FILES['Imagen']['name'];
    move_uploaded_file($_FILES['Imagen']['tmp_name'], $ruta);
    } 
  $updateSQL = sprintf("UPDATE registrarse SET imagen=%s WHERE id_user=%s",
                       GetSQLValueString($ruta, "text"),
                       GetSQLValueString($_POST['id_user'], "int"));
 
  mysql_select_db($database_hoysale, $hoysale);
  $Result1 = mysql_query($updateSQL, $hoysale) or die(mysql_error());
 
  $updateGoTo = "subio.php";
  if (isset($_SERVER['QUERY_STRING'])) {
    $updateGoTo .= (strpos($updateGoTo, '?')) ? "&" : "?";
    $updateGoTo .= $_SERVER['QUERY_STRING'];
  }
  header(sprintf("Location: %s", $updateGoTo));
}
 
$colname_Recordset1 = "-1";
if (isset($_SESSION['MM_id_user'])) {
  $colname_Recordset1 = $_SESSION['MM_id_user'];
}
mysql_select_db($database_hoysale, $hoysale);
$query_Recordset1 = sprintf("SELECT * FROM registrarse WHERE id_user = %s", GetSQLValueString($colname_Recordset1, "int"));
$Recordset1 = mysql_query($query_Recordset1, $hoysale) or die(mysql_error());
$row_Recordset1 = mysql_fetch_assoc($Recordset1);
$totalRows_Recordset1 = mysql_num_rows($Recordset1);
 
mysql_free_result($Recordset1);
?>
<form method="post" name="form1" action="<?php echo $editFormAction; ?>">
  <table align="center">
    <tr valign="baseline">
      <td nowrap align="right">Imagen:</td>
      <td><input type="file" name="imagen" value="<?php echo htmlentities($row_Recordset1['imagen'], ENT_COMPAT, ''); ?>" size="32"></td>
    </tr>
    <tr valign="baseline">
      <td nowrap align="right">&nbsp;</td>
      <td><input type="submit" value="Actualizar registro"></td>
    </tr>
  </table>
  <input type="hidden" name="MM_update" value="form1">
  <input type="hidden" name="id_user" value="<?php echo $row_Recordset1['id_user']; ?>">
</form>
 

GRACIAS TOTALES!!!