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utilityLib.php
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<?php
session_start();
include("connettiDb.php");
?>
<!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>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>YourLibrary</title>
<link href="css/style.css" rel="stylesheet" type="text/css" media="screen">
<style type="text/css">@import "css/jquery.datepick.css";</style>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.4/jquery.min.js"></script>
<script type="text/javascript" src="javascript/jquery.datepick.js"></script>
<script type="text/javascript">
$(function() {
$('#popupDatepicker').datepick({dateFormat: 'yyyy-mm-dd'});
$('#popupDatepicker1').datepick({dateFormat: 'yyyy-mm-dd'});
});
</script>
</head>
<body>
<div id="wrapper">
<div id="header" class="container">
<div id="logo">
<h1>Benvenuto in Yourlibrary</h1>
</div>
<?php
if(isset($_SESSION['log']))
{
if(!$_GET['opzione']=="" and !$_GET['isbn']=="")
{
echo
<div id=\"menu\">
<ul>
<li class=\"current_page_item\"><a href=\"home.php\">Home</a></li>
<li><a href=\"logout.php\">logout</a></li>
</ul>
</div>
</div><!-- end #header -->";
$isbn=$_GET['isbn'];
$query=mysql_query("SELECT * FROM Libro WHERE isbn='$isbn'");
$data=mysql_fetch_array($query);
$titolo=$data['titolo'];
if($_GET['opzione']=="preleva")
{
echo
<div id=\"page\" class=\"container\">
<div id=\"marketing\">
<p class=\"text1\">Prelievo libro</p>
</div>
<div id=\"content\">
<div class=\"post\">
<h2 class=\"title\">Si è scelto di prelevare una copia di : ".$titolo." </h2>
<div style=\"clear: both;\"> </div>
<div class=\"entry\">";
$query=mysql_query("SELECT * FROM Libro WHERE isbn='$isbn'");
$data=mysql_fetch_array($query);
if($data['num_copie']==0)
{
print("<script language='javascript'>alert('Nessuna copia presente al momento!');</script>");
print("<script language='javascript'>location.href='home.php';</script>");
}
else
{//registra prestito
echo "<form action=?action=prestito method=\"post\">";
echo "Tessera Cliente :<br />";
echo "<input type=\"text\" name=\"cliente\" class=\"input\" /><br />";
echo "<input type=\"hidden\" name=\"libro\" value=\"".$isbn."\" class=\"input\" /><br />";
echo "Data inizio :<br />";
echo "<input type=\"text\" name=\"dataI\" class=\"input\" id=\"popupDatepicker\" /><br />";
echo "Data fine :<br />";
echo "<input type=\"text\" name=\"dataF\" class=\"input\" id=\"popupDatepicker1\" /><br />";
echo "<br /><br />";
echo "<p class=\"links\"><input type=\"submit\" value=\"Invio\" class=\"form_btn\" /></p>";
echo "<br /><br />";
echo "</form>";
}
echo "</div>
</div>";
}
if($_GET['opzione']=="consegna")
{
echo
<div id=\"page\" class=\"container\">
<div id=\"marketing\">
<p class=\"text1\">Consegna libro</p>
</div>
<div id=\"content\">
<div class=\"post\">
<h2 class=\"title\">Si è scelto di consegnare una copia di : ".$titolo." </h2>
<div style=\"clear: both;\"> </div>
<div class=\"entry\">";
echo "<form action=?action=consegna method=\"post\">";
echo "Tessera Cliente :<br />";
echo "<input type=\"text\" name=\"cliente\" class=\"input\" /><br />";
echo "<input type=\"hidden\" name=\"libro\" value=\"".$isbn."\" class=\"input\" /><br />";
echo "<br /><br />";
echo "Importo multa € <br /><input type=\"text\" name=\"multaImp\"><br />";
echo "Causale multa : <br /><input type=\"text\" name=\"multaCau\"><br />";
echo "<p class=\"links\"><input type=\"submit\" value=\"Invio\" class=\"form_btn\" /></p>";
echo "<br /><br />";
echo "</form>";
echo "</div>
</div>";
}
if($_GET['opzione']=="modifica")
{
echo
<div id=\"page\" class=\"container\">
<div id=\"marketing\">
<p class=\"text1\">Modifica libro</p>
</div>
<div id=\"content\">
<div class=\"post\">
<h2 class=\"title\">Si è scelto di modifica i dati di : ".$titolo." </h2>
<div style=\"clear: both;\"> </div>
<div class=\"entry\">";
$query = mysql_query("SELECT * FROM Libro WHERE isbn='$isbn'");
$data = mysql_fetch_array($query);
echo "<form action=?action=modifica method=\"post\">";
echo "Titolo: <br />";
echo "<input type=\"input\" name=\"titolo\" value=\"".$data['titolo']."\"/><br />";
echo "Lingua: <br />";
echo "<input type=\"input\" name=\"lingua\" value=\"".$data['lingua']."\"/><br />";
echo "Numero Copie: <br />";
echo "<input type=\"input\" name=\"copie\" value=\"".$data['num_copie']."\"/><br />";
echo "<input type=\"hidden\" name=\"isbn\" value=\"".$isbn."\" class=\"input\" /><br />";
echo "<input type=\"submit\" value=\"Invio\" class=\"form_btn\" />";
echo "<br /><br />";
echo "</form>";
echo "</div>
</div>";
}
if($_GET['opzione']=="rimuovi")
{//rimuove dalla biblioteca
$query = mysql_query("DELETE FROM Libro WHERE isbn='$isbn'");
print("<script language='javascript'>alert('Libro rimosso');</script>");
print("<script language='javascript'>location.href='home.php';</script>");
}
}
}
echo "</div><!-- end #content -->
</div><!-- end #page -->
</div><!-- end #wrapper -->
<div id=\"footer-content\" class=\"container\">
<div id=\"footer-bg\"> <div id=\"column2\">
<p>Mattia Pavoni 73535<br />Pietro Care' 72610</p> </div> </div>
</div>
<div id=\"footer\">
<p>Progetto Basi di Dati 2010/11</p>
</div>";
//tramite post
if($_GET['action']=="prestito")
{
$isbn = $_POST['libro'];
if (( $_POST['cliente'] == "" ) || ( $_POST['dataI'] == "" ) || ( $_POST['dataF'] == "" ))
{
print("<script language='javascript'>alert('Compilare tutti i campi per continuare!');</script>");
print("<script language='javascript'>location.href='javascript:history.go(-1)';</script>");
exit;
}
if(($_POST['dataI']>=$_POST['dataF']) || ($_POST['dataF']< mysql_query("SELECT CURDATE()")))
{
print("<script language='javascript'>alert('Errore nella specifica delle date!');</script>");
print("<script language='javascript'>location.href='javascript:history.go(-1)';</script>");
exit;
}
$cliente = $_POST['cliente'];
$query=mysql_query("SELECT * FROM Cliente WHERE id_cliente='$cliente'");
$righe = mysql_num_rows($query);
if($righe==0)
{
print("<script language='javascript'>alert('Tessera sbagliata o cliente non registrato!');</script>");
print("<script language='javascript'>location.href='javascript:history.go(-1)';</script>");
exit;
}
$query=mysql_query("SELECT * FROM Libro WHERE isbn='$isbn'");
$data = mysql_fetch_array($query);
$copie=$data['num_copie']-1;
$controllo=mysql_query("SELECT * FROM Prestito WHERE cliente='$cliente' AND libro='$isbn' AND rientrato=\"F\"");
$righe = mysql_num_rows($controllo);
if($righe!=0)
{
print("<script language='javascript'>alert('Il libro è già in prestito al cliente specificato!');</script>");
print("<script language='javascript'>location.href='home.php';</script>");
exit;
}
$aggCopie=mysql_query("UPDATE Libro SET num_copie='$copie' WHERE isbn='$isbn'");
$query="INSERT INTO Prestito (id_pr,cliente,data_inizio,data_consegna,libro,multa,rientrato) VALUES (NULL,\"".$_POST['cliente']."\",\"".$_POST['dataI']."\",\"".$_POST['dataF']."\",\"".$_POST['libro']."\",NULL,\"F\")";
mysql_query($query,$con);
mysql_close($con);
print("<script language='javascript'>alert('Prestito effettuato');</script>");
print("<script language='javascript'>location.href='home.php';</script>");
}
//tramite post
if($_GET['action']=="consegna")
{
$isbn = $_POST['libro'];
if($_POST['cliente'] == "" )
{
print("<script language='javascript'>alert('Compilare tutti i campi per continuare!');</script>");
print("<script language='javascript'>location.href='javascript:history.go(-1)';</script>");
exit;
}
if($_POST['multaImp'] == "" and $_POST['multaCau']<>"")
{
print("<script language='javascript'>alert('Errore, è stata compilata la descrizione di una multa senza il relativo importo!');</script>");
print("<script language='javascript'>location.href='javascript:history.go(-1)';</script>");
exit;
}
$cliente = $_POST['cliente'];
$query=mysql_query("SELECT * FROM Cliente WHERE id_cliente='$cliente'");
$righe = mysql_num_rows($query);
if($righe==0)
{
print("<script language='javascript'>alert('Tessera cliente sbagliata!');</script>");
print("<script language='javascript'>location.href='javascript:history.go(-1)';</script>");
exit;
}
$query=mysql_query("SELECT * FROM Libro WHERE isbn='$isbn'");
$data = mysql_fetch_array($query);
$copie=$data['num_copie']+1;
$controllo=mysql_query("SELECT * FROM Prestito WHERE cliente='$cliente' AND libro='$isbn'");
$righe = mysql_num_rows($controllo);
if($righe==0)
{
print("<script language='javascript'>alert('Il libro non è in prestito oppure il cliente specificato è sbagliato!');</script>");
print("<script language='javascript'>location.href='cercaLibri.php';</script>");
exit;
}
$aggCopie=mysql_query("UPDATE Libro SET num_copie='$copie' WHERE isbn='$isbn'");
$cancPrestito=mysql_query("UPDATE Prestito SET rientrato=\"T\" WHERE cliente='$cliente' AND libro='$isbn'");
$righe = mysql_fetch_array($controllo);
if($_POST['multaImp']<>"")
{
$importo=$_POST['multaImp'];
$descrizione=$_POST['multaCau'];
if(is_numeric($importo))
{
$query="INSERT INTO Multa (id_multa,cliente,sanzione,descrizione) VALUES (NULL,\"$cliente\",\"$importo\",\"$descrizione\")";
mysql_query($query);
$idprestito=$righe['id_pr'];
mysql_query("UPDATE Prestito SET multa=(SELECT MAX(id_multa) AS mu FROM Multa) WHERE id_pr='$idprestito'");
}
else
{
print("<script language='javascript'>alert('La multa deve essere un specificata numericamente!');</script>");
print("<script language='javascript'>location.href='javascript:history.go(-1)';</script>");
exit;
}
}
mysql_close($con);
print("<script language='javascript'>alert('Libro consegnato');</script>");
print("<script language='javascript'>location.href='home.php';</script>");
}
if($_GET['action']=="modifica")
{
$isbn=$_POST['isbn'];
$titolo=$_POST['titolo'];
$lingua=$_POST['lingua'];
$copie=$_POST['copie'];
$query=mysql_query("UPDATE Libro SET titolo='$titolo',lingua='$lingua',num_copie='$copie' WHERE isbn='$isbn'");
print("<script language='javascript'>alert('modifica effettuata!');</script>");
print("<script language='javascript'>location.href='home.php';</script>");
}
?>
</body>
</html>