/
files.php
200 lines (166 loc) · 4.99 KB
/
files.php
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<?php
error_reporting(0);
function addfile()
{
require_once ('mysql_connect.php');
// Check if a file has been uploaded
if(isset($_FILES['uploaded_file'])) {
// Make sure the file was sent without errors
if($_FILES['uploaded_file']['error'] == 0)
{
// If no session value is present,redirect the user:
if (!isset($_SESSION['user_id']))
{
require_once ('includes/login_functions.inc.php');
$url = absolute_url();
header("Location: $url");
exit();
}
// Gather all required data
$apptid = $_POST['apptid'];
$name = @mysql_real_escape_string($_FILES['uploaded_file']['name']);
$mime = @mysql_real_escape_string($_FILES['uploaded_file']['type']);
$data = @mysql_real_escape_string(file_get_contents($_FILES ['uploaded_file']['tmp_name']));
$size = intval($_FILES['uploaded_file']['size']);
// Create the SQL query
$query = "
INSERT INTO `file` (
`name`, `mime`, `size`, `data`, `created`,`apptid`
)
VALUES (
'{$name}', '{$mime}', {$size}, '{$data}', NOW(), '{$apptid}'
)";
// Execute the query
$result = @mysql_query($query);
// Check if it was successfull
if($result) {
echo 'Success! Your file was successfully added!';
}
else {
echo 'Error! Failed to insert the file'
. "<pre>{$dbLink->error}</pre>";
}
}
else {
echo 'An error accured while the file was being uploaded. '
. 'Error code: '. intval($_FILES['uploaded_file']['error']);
}
}
else {
echo 'Error! A file was not sent!';
}
// Echo a link back to the main page
$meta = '<meta http-equiv="Refresh" content="3;url=addnote.php" />';
//echo "window.location = 'addnote.php?sid=".$_POST['studentid']."&aptid=".$apptid."';";
}
if($_GET['id']&&$_GET['student']==''){
$id=$_GET['id'];
/*
This page is used for downloading files, the file id is passed by the link
the users click on using get
*/
require_once ('mysql_connect.php');
// Make sure an ID was passed
//open main if
// Get the ID
$id =$id;
// Make sure the ID is in fact a valid ID
if($id <= 0)
{//open id if
die('The ID is invalid!');
}//close id if
else
{//open else
session_start();
if (!isset($_SESSION['user_id']))
{//open session if
require_once ('includes/login_functions.inc.php');
$url = absolute_url();
header("Location: $url");
exit();
}//close session if
}//close else
// Fetch the file information
$query = "
SELECT `mime`, `name`, `size`, `data`
FROM `file`
WHERE `id` = {$id}";
$result = @mysql_query($query);
// Check if it was successfull
if (@mysql_num_rows($result) ==1)
{//open if result
// Make sure the result is valid
// Get the row
$row = @mysql_fetch_assoc($result);
// Print headers
header("Content-Type: ". $row['mime']);
header("Content-Length: ". $row['size']);
header("Content-Disposition: attachment; filename=". $row['name']);
// Print data
echo $row['data'];
}//close if result
else
{//open else
echo "Error! Query failed: <pre>{$dbc->error}</pre>";
}//close else
}
if($_GET['id']&&$_GET['student']){
require_once ('mysql_connect.php');
// Make sure an ID was passed
if(isset($_GET['id']))
{//open main if
// Get the ID
$id = intval($_GET['id']);
// Make sure the ID is in fact a valid ID
if($id <= 0)
{//open id if
die('The ID is invalid!');
}//close id if
else
{//open else
session_start();
// If no session value is present,redirect the user:
if (!isset($_SESSION['user_id']))
{//open session if
require_once ('includes/login_functions.inc.php');
$url = absolute_url();
header("Location: $url");
exit();
}//close session if
}//close else
}
else
{//open else
echo 'Error! No ID was passed.';
}//close else
// Fetch the file information
$query = "SELECT * FROM file WHERE id = ".$id;
$result = @mysql_query($query);
// Check if it was successfull
if (@mysql_num_rows($result) ==1)
{//open if result
// Make sure the result is valid
// Get the row
$d1=("update file set apptid ='0' where id =".$id);
$results2 = @mysql_query($d1);
if ($results2)
echo "<h3> file deleted </h3>";
else
{
echo "<h3> Update Failure</h3>";
echo $qry;
echo @mysql_error();
}
}//close if result
else
{//open else
echo "Error! Query failed: <pre>{$dbc->error}</pre>";
}//close else
$meta = '<meta http-equiv="Refresh" content="3"';
echo $meta;
echo '<script type="text/javascript">';
$_SESSION["updatecounter"]=2;
echo "<script>window.location = 'addnote.php?sid=".$_GET['student']."&aptid=".$_GET['aptid']."';</script>";
echo '</script>';
}
?>