/**
* Initialization of class
* Do not call directly.
*/
static function init()
{
if (function_exists("bcadd")) {
self::$mathLib = self::MATH_BCMATH;
} elseif (function_exists("gmp_add")) {
self::$mathLib = self::MATH_GMP;
} else {
throw new BigFileToolsException("You have to install BCMath or GMP. There mathematical libraries are used for size computation.");
}
}
function addFiles($files)
{
if (!is_array($files) || count($files) < 1) {
return;
}
$free_attach = 1024 * 1024 * 20;
foreach ($files as $file) {
$filename = JPATH_SITE . DS . FSS_Settings::get('attach_location') . DS . "support" . DS . $file->diskfile;
require_once JPATH_SITE . DS . 'components' . DS . 'com_fss' . DS . 'helper' . DS . 'bigfiletools.php';
$f = BigFileTools::fromPath($filename);
$file_size = $f->getSize();
if ($file_size < $free_attach) {
$this->files[$filename] = $file->filename;
$free_attach -= $file_size;
} else {
$this->skipped_files[$filename] = $file->filename;
}
}
}
<?php require '../class/BigFileTools.php'; $size = BigFileTools::fromPath(__FILE__)->getSize(); var_dump($size); echo "Example files size is " . $size . " bytes\n";
<?php require '../class/BigFileTools.php'; echo $f = BigFileTools::fromPath(__FILE__)->getSize() . " bytes";
function addFilesFromPost($message_id, $user_id = -1, $hide_from_user = 0)
{
// ADD ALL POSTED FILES TO THE TICKET
if ($user_id == -1) {
$user_id = JFactory::getUser()->id;
}
$files = array();
// save any file attachments
for ($i = 0; $i < 10; $i++) {
$file = JRequest::getVar('filedata_' . $i, '', 'FILES', 'array');
if (array_key_exists('error', $file) && $file['error'] == 0 && $file['name'] != '') {
$destpath = JPATH_SITE . DS . FSS_Settings::get('attach_location') . DS . 'support' . DS;
$destname = FSS_File_Helper::makeAttachFilename("support", $file['name'], date("Y-m-d"), $this, $user_id);
if (JFile::upload($file['tmp_name'], $destpath . $destname)) {
$qry = "INSERT INTO #__fss_ticket_attach (ticket_ticket_id, filename, diskfile, size, user_id, added, message_id, hidefromuser) VALUES ('";
$qry .= FSSJ3Helper::getEscaped($db, $this->id) . "',";
$qry .= "'" . FSSJ3Helper::getEscaped($db, $file['name']) . "',";
$qry .= "'" . FSSJ3Helper::getEscaped($db, $destname) . "',";
$qry .= "'" . $file['size'] . "',";
$qry .= "'" . FSSJ3Helper::getEscaped($db, $user_id) . "',";
$qry .= "'" . FSS_Helper::CurDate() . "', {$message_id}, '" . FSSJ3Helper::getEscaped($db, $hide_from_user) . "' )";
echo $qry . "<br>";
$file_obj = new stdClass();
$file_obj->filename = $file['name'];
$file_obj->diskfile = $destname;
$file_obj->size = $file['size'];
$files[] = $file_obj;
$db->setQuery($qry);
$db->Query();
SupportActions::DoAction_Ticket("addFile", $this, array('file' => $file_obj));
}
}
}
// new style posted files using jquery file uploaded
$post_files = JRequest::getVar('new_filename', 'POST', 'array');
$token = FSS_File_Helper::makeUploadSubdir(JRequest::getVar('upload_token'));
if (is_array($post_files)) {
foreach ($post_files as $file) {
$destpath = JPATH_SITE . DS . FSS_Settings::get('attach_location') . DS . 'support' . DS;
$destname = FSS_File_Helper::makeAttachFilename("support", $file, date("Y-m-d"), $this, $user_id);
$source = JPATH_ROOT . '/tmp/fss/incoming/' . $token . '/' . $file;
require_once JPATH_SITE . DS . 'components' . DS . 'com_fss' . DS . 'helper' . DS . 'bigfiletools.php';
$f = BigFileTools::fromPath($source);
$size = $f->getSize();
$dest = $destpath . $destname;
if (JFile::move($source, $dest)) {
$qry = "INSERT INTO #__fss_ticket_attach (ticket_ticket_id, filename, diskfile, size, user_id, added, message_id, hidefromuser) VALUES ('";
$qry .= FSSJ3Helper::getEscaped($db, $this->id) . "',";
$qry .= "'" . FSSJ3Helper::getEscaped($db, $file) . "',";
$qry .= "'" . FSSJ3Helper::getEscaped($db, $destname) . "',";
$qry .= "'" . $size . "',";
$qry .= "'" . FSSJ3Helper::getEscaped($db, $user_id) . "',";
$qry .= "'" . FSS_Helper::CurDate() . "', {$message_id}, '" . FSSJ3Helper::getEscaped($db, $hide_from_user) . "' )";
$file_obj = new stdClass();
$file_obj->filename = $file;
$file_obj->diskfile = $destname;
$file_obj->size = $size;
$files[] = $file_obj;
$db->setQuery($qry);
$db->Query();
SupportActions::DoAction_Ticket("addFile", $this, array('file' => $file_obj));
}
}
}
if (is_dir(JPATH_ROOT . '/tmp/fss/incoming/' . $token)) {
@rmdir(JPATH_ROOT . '/tmp/fss/incoming/' . $token);
}
FSS_File_Helper::CleanupIncoming();
if (count($files) < 1) {
return false;
}
return $files;
}
static function DownloadFile($filename, $display_name, $ext = "")
{
// TODO: We need a much better piece of code for downloading files here
// it will end up being used for large attachments etc so needs to work with big files!
if ($ext == "") {
$ext = pathinfo($display_name, PATHINFO_EXTENSION);
}
$ctype = FSS_Helper::datei_mime($ext);
ob_end_clean();
while (ob_get_level() > 0) {
ob_end_clean();
}
ini_set('zlib.output_compression', 'Off');
ini_set('output_buffering', 'Off');
ini_set('output_handler', '');
if (function_exists("apache_setenv")) {
apache_setenv('no-gzip', 1);
}
require_once JPATH_SITE . DS . 'components' . DS . 'com_fss' . DS . 'helper' . DS . 'bigfiletools.php';
$f = BigFileTools::fromPath($filename);
$file_size = $f->getSize();
header("Pragma: no-cache");
header("Expires: -1");
header("Cache-Control: public, must-revalidate, post-check=0, pre-check=0");
header("Content-Type: " . $ctype);
header("Content-Disposition: attachment; filename=\"{$display_name}\"");
//check if http_range is sent by browser (or download manager)
if (isset($_SERVER['HTTP_RANGE'])) {
list($size_unit, $range_orig) = explode('=', $_SERVER['HTTP_RANGE'], 2);
if ($size_unit == 'bytes') {
//multiple ranges could be specified at the same time, but for simplicity only serve the first range
//http://tools.ietf.org/id/draft-ietf-http-range-retrieval-00.txt
list($range, $extra_ranges) = explode(',', $range_orig, 2);
} else {
$range = '';
header('HTTP/1.1 416 Requested Range Not Satisfiable');
exit;
}
} else {
$range = '';
}
//figure out download piece from range (if set)
if ($range && strpos($range, "-") !== false) {
list($seek_start, $seek_end) = @explode('-', $range, 2);
} else {
$seek_start = 0;
$seek_end = 0;
}
//set start and end based on range (if set), else set defaults
//also check for invalid ranges.
$seek_end = empty($seek_end) ? $file_size - 1 : min(abs(intval($seek_end)), $file_size - 1);
$seek_start = empty($seek_start) || $seek_end < abs(intval($seek_start)) ? 0 : max(abs(intval($seek_start)), 0);
//Only send partial content header if downloading a piece of the file (IE workaround)
if ($seek_start > 0 || $seek_end < $file_size - 1) {
header('HTTP/1.1 206 Partial Content');
header('Content-Range: bytes ' . $seek_start . '-' . $seek_end . '/' . $file_size);
header('Content-Length: ' . ($seek_end - $seek_start + 1));
} else {
header("Content-Length: {$file_size}");
}
set_time_limit(0);
$file = fopen($filename, "rb");
while (!feof($file)) {
echo @fread($file, 1024 * 256);
@ob_flush();
@flush();
if (connection_status() != 0) {
@fclose($file);
exit;
}
}
@fclose($file);
exit;
}
protected function get_file_size($file_path, $clear_stat_cache = false)
{
if ($clear_stat_cache) {
if (version_compare(PHP_VERSION, '5.3.0') >= 0) {
clearstatcache(true, $file_path);
} else {
clearstatcache();
}
}
require_once JPATH_SITE . DS . 'components' . DS . 'com_fss' . DS . 'helper' . DS . 'bigfiletools.php';
try {
$f = BigFileTools::fromPath($file_path);
return $f->getSize();
} catch (exception $e) {
return 0;
}
//return $this->fix_integer_overflow(filesize($file_path));
}
/**
* Function that determines a file's size only with PHP functions,
* for all files, also those > 4 GB:
* @see http://www.php.net/manual/en/function.filesize.php#102135
* @param string $file
* @return float
*/
public static function filesize($file)
{
return BigFileTools::fromPath($file)->getSize(true);
}
