.
// Per-user "file sandboxes" for job submission.
// These are stored in project-root/sandbox/USERID/
//
// The entries in a sandbox directory have contents
// size md5
//
// The actual files are stored in the download hierarchy,
// with sb_userid_MD5 as the physical name
// NOTE: PHP's default max file upload size is 2MB.
// To increase this, edit /etc/php.ini, and change, e.g.
//
// upload_max_filesize = 64M
// post_max_size = 64M
error_reporting(E_ALL);
ini_set('display_errors', true);
ini_set('display_startup_errors', true);
require_once("../inc/sandbox.inc");
require_once("../inc/submit_db.inc");
function list_files($user,$err_msg) {
$dir = sandbox_dir($user);
$d = opendir($dir);
if (!$d) error_page("Can't open sandbox directory");
page_head("file sandbox for $user->name");
echo "
";
if(strcmp($err_msg,"")!=0){
echo "$err_msg
";
}
$files = array();
while (($f = readdir($d)) !== false) {
if ($f == '.') continue;
if ($f == '..') continue;
$files[] = $f;
}
if (count($files) == 0) {
echo "Your sandbox is currently empty.";
} else {
sort($files);
start_table();
table_header("Name
(click to view)", "Modified", "Size (bytes)", "MD5", "");
foreach($files as $f) {
$path = "$dir/$f";
list($error, $size, $md5) = sandbox_parse_link_file($path);
if ($error) {
table_row($f, "Can't parse link file", "", "delete");
continue;
}
$p = sandbox_physical_path($user, $md5);
if (!is_file($p)) {
table_row($f, "Physical file not found", "", "");
continue;
}
$ct = time_str(filemtime($path));
table_row(
"$f",
$ct,
$size,
$md5,
button_text(
"sandbox.php?action=delete_file&name=$f",
"Delete"
)
);
}
end_table();
}
page_tail();
}
function upload_file($user) {
$tmp_name = $_FILES['new_file']['tmp_name'];
if (is_uploaded_file($tmp_name)) {
$name = $_FILES['new_file']['name'];
if (strstr($name, "/")) {
error_page("no / allowed");
}
$md5 = md5_file($tmp_name);
$s = stat($tmp_name);
$size = $s['size'];
list($exist,$elf)=sandbox_lf_exist($user,$md5);
if($exist){
$notice="Notice: Invalid Upload
";
$notice.="You are trying to upload file $name
";
$notice.="Another file $elf with the same content(md5: $md5) already exist!
";
list_files($user,$notice);
return;
}
else{
// move file to download dir
//
$phys_path = sandbox_physical_path($user, $md5);
rename($tmp_name, $phys_path);
// write link file
//
$dir = sandbox_dir($user);
$link_path = "$dir/$name";
sandbox_write_link_file($link_path, $size, $md5);
$notice="Successfully uploaded file $name!
";
list_files($user,$notice);
}
}
}
function delete_file($user) {
$name = get_str('name');
$dir = sandbox_dir($user);
list($error, $size, $md5) = sandbox_parse_link_file("$dir/$name");
unlink("$dir/$name");
if ($error) {
error_page("can't parse link file");
}
$p = sandbox_physical_path($user, $md5);
if (!is_file($p)) {
error_page("no such physical file");
}
//unlink($p);
Header("Location: sandbox.php");
}
function view_file($user) {
$name = get_str('name');
$dir = sandbox_dir($user);
list($error, $size, $md5) = sandbox_parse_link_file("$dir/$name");
if ($error) error_page("no such link file");
$p = sandbox_physical_path($user, $md5);
if (!is_file($p)) error_page("no such physical file");
echo "\n";
readfile($p);
echo "\n";
}
$user = get_logged_in_user();
//print_r($user);
$user_submit = BoincUserSubmit::lookup_userid($user->id);
if (!$user_submit) error_page("no job submission access");
$action = get_str('action', true);
if (!$action) $action = post_str('action', true);
switch ($action) {
case '': list_files($user,""); break;
case 'upload_file': upload_file($user); break;
case 'delete_file': delete_file($user); break;
case 'view_file': view_file($user); break;
default: error_page("no such action: $action");
}
?>