friendica/src/Module/Attach.php

67 lines
1.6 KiB
PHP

<?php
/**
* @file src/Module/Attach.php
*/
namespace Friendica\Module;
use Friendica\BaseModule;
use Friendica\Core\L10n;
use Friendica\Core\System;
use Friendica\Core\Logger;
use Friendica\Model\Attach as MAttach;
/**
* @brief Attach Module
*/
class Attach extends BaseModule
{
/**
* @brief Module initializer
*
* Fetch an attached file given the id
*/
public static function init()
{
$a = self::getApp();
if ($a->argc != 2) {
System::httpExit(400); // Bad Request.
}
$item_id = intval($a->argv[1]);
// Check for existence
$item = MAttach::exists(['id' => $item_id]);
if ($item === false) {
System::httpExit(404, ['description' => L10n::t('Item was not found.')]);
}
// Now we'll fetch the item, if we have enough permisson
$item = MAttach::getByIdWithPermission($item_id);
if ($item === false) {
System::httpExit(403, ['description' => L10n::t('Permission denied.')]);
}
$data = MAttach::getData($item);
if (is_null($data)) {
Logger::log('NULL data for attachment with id ' . $item['id']);
System::httpExit(404, ['description' => L10n::t('Item was not found.')]);
}
// Use quotes around the filename to prevent a "multiple Content-Disposition"
// error in Chrome for filenames with commas in them
header('Content-type: ' . $item['filetype']);
header('Content-length: ' . $item['filesize']);
if (isset($_GET['attachment']) && $_GET['attachment'] === '0') {
header('Content-disposition: filename="' . $item['filename'] . '"');
} else {
header('Content-disposition: attachment; filename="' . $item['filename'] . '"');
}
echo $data;
exit();
// NOTREACHED
}
}