wamo/gnu-social
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[CORE][ACTION] Removed getfile action. Superseded by attachment/*/download, which additionally uses a file hash as oposed to a filename.

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Additionally, added etag and last modified HTTP headers to attachments, to more effectively take advantage of caching
This commit is contained in:
Miguel Dantas 2019-06-26 03:39:39 +01:00 committed by Diogo Cordeiro
parent aa5c6bbf08
commit 7643f3cf7b
6 changed files with 71 additions and 199 deletions
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2
README.md
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@ -1,4 +1,4 @@
# GNU social 1.25.x
# GNU social 1.26.x
(c) 2010-2019 Free Software Foundation, Inc
This is the README file for GNU social, the free

48
actions/attachment.php
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@ -60,7 +60,7 @@ class AttachmentAction extends ManagedAction
parent::prepare($args);
if (!empty($id = $this->trimmed('attachment'))) {
$this->attachment = File::getKV($id);
$this->attachment = File::getByID($id);
} elseif (!empty($filehash = $this->trimmed('filehash'))) {
$this->attachment = File::getByHash($filehash);
}
@ -135,6 +135,52 @@ class AttachmentAction extends ManagedAction
$ns->show();
}
/**
* Last-modified date for file
*
* @return int last-modified date as unix timestamp
*/
public function lastModified()
{
if (common_config('site', 'use_x_sendfile')) {
return null;
}
return filemtime($this->attachment->getPath());
}
/**
* etag header for file
*
* This returns the same data (inode, size, mtime) as Apache would,
* but in decimal instead of hex.
*
* @return string etag http header
*/
function etag()
{
if (common_config('site', 'use_x_sendfile')) {
return null;
}
$cache = Cache::instance();
if($cache) {
$key = Cache::key('attachments:etag:' . $this->attachment->getPath());
$etag = $cache->get($key);
if($etag === false) {
$etag = crc32(file_get_contents($this->attachment->getPath()));
$cache->set($key,$etag);
}
return $etag;
}
$stat = stat($this->path);
return '"' . $stat['ino'] . '-' . $stat['size'] . '-' . $stat['mtime'] . '"';
}
/**
* Include $this as a file read from $filepath, for viewing and downloading
*/
public function sendFile(string $filepath) {
if (common_config('site', 'use_x_sendfile')) {
header('X-Sendfile: ' . $filepath);

6
actions/attachment_thumbnail.php
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@ -63,11 +63,6 @@ class Attachment_thumbnailAction extends AttachmentAction
$file = $e->file;
}
if (!$file->isLocal()) {
// Not locally stored, redirect to the URL the file came from
// Don't use getURL because it can give us a local URL, which we don't want
common_redirect($file->url, 302);
} else {
$filepath = $this->attachment->getPath();
$filename = MediaFile::getDisplayName($file);
@ -96,5 +91,4 @@ class Attachment_thumbnailAction extends AttachmentAction
"{$filepath}, with id={$this->attachment->id} differ from what was sent to the user.");
}
}
}
}

164
actions/getfile.php
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@ -1,164 +0,0 @@
<?php
/**
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2009, StatusNet, Inc.
*
* Return a requested file
*
* PHP version 5
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @category PrivateAttachments
* @package StatusNet
* @author Jeffery To <jeffery.to@gmail.com>
* @copyright 2009 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
if (!defined('GNUSOCIAL')) { exit(1); }
/**
* An action for returning a requested file
*
* The StatusNet system will do an implicit user check if the site is
* private before allowing this to continue
*
* @category PrivateAttachments
* @package StatusNet
* @author Jeffery To <jeffery.to@gmail.com>
* @copyright 2009 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
class GetfileAction extends Action
{
/**
* Path of file to return
*/
var $path = null;
/**
* Get file name
*
* @param array $args $_REQUEST array
*
* @return success flag
*/
protected function prepare(array $args=array())
{
parent::prepare($args);
$filename = $this->trimmed('filename');
$path = null;
if ($filename && File::validFilename($filename)) {
$path = File::path($filename);
}
if (empty($path) or !file_exists($path)) {
// TRANS: Client error displayed when requesting a non-existent file.
$this->clientError(_('No such file.'), 404);
}
if (!is_readable($path)) {
// TRANS: Client error displayed when requesting a file without having read access to it.
$this->clientError(_('Cannot read file.'), 403);
}
$this->path = $path;
return true;
}
/**
* Is this page read-only?
*
* @return boolean true
*/
function isReadOnly($args)
{
return true;
}
/**
* Last-modified date for file
*
* @return int last-modified date as unix timestamp
*/
function lastModified()
{
if (common_config('site', 'use_x_sendfile')) {
return null;
}
return filemtime($this->path);
}
/**
* etag for file
*
* This returns the same data (inode, size, mtime) as Apache would,
* but in decimal instead of hex.
*
* @return string etag http header
*/
function etag()
{
if (common_config('site', 'use_x_sendfile')) {
return null;
}
$cache = Cache::instance();
if($cache) {
$key = Cache::key('attachments:etag:' . $this->path);
$etag = $cache->get($key);
if($etag === false) {
$etag = crc32(file_get_contents($this->path));
$cache->set($key,$etag);
}
return $etag;
}
$stat = stat($this->path);
return '"' . $stat['ino'] . '-' . $stat['size'] . '-' . $stat['mtime'] . '"';
}
/**
* Handle input, produce output
*
* @return void
*/
protected function handle()
{
// undo headers set by PHP sessions
$sec = session_cache_expire() * 60;
header('Expires: ' . date(DATE_RFC1123, time() + $sec));
header('Cache-Control: max-age=' . $sec);
parent::handle();
$path = $this->path;
$finfo = new finfo(FILEINFO_MIME_TYPE);
header('Content-Type: ' . $finfo->file($path));
if (common_config('site', 'use_x_sendfile')) {
header('X-Sendfile: ' . $path);
} else {
header('Content-Length: ' . filesize($path));
readfile($path);
}
}
}

2
lib/framework.php
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@ -32,7 +32,7 @@ defined('GNUSOCIAL') || die();
define('GNUSOCIAL_ENGINE', 'GNU social');
define('GNUSOCIAL_ENGINE_URL', 'https://www.gnu.org/software/social/');
define('GNUSOCIAL_BASE_VERSION', '1.25.0');
define('GNUSOCIAL_BASE_VERSION', '1.26.0');
define('GNUSOCIAL_LIFECYCLE', 'dev'); // 'dev', 'alpha[0-9]+', 'beta[0-9]+', 'rc[0-9]+', 'release'
define('GNUSOCIAL_VERSION', GNUSOCIAL_BASE_VERSION . '-' . GNUSOCIAL_LIFECYCLE);

4
lib/router.php
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@ -802,10 +802,6 @@ class Router
array('action' => 'plugindisable'),
array('plugin' => '[A-Za-z0-9_]+'));
$m->connect('getfile/:filename',
array('action' => 'getfile'),
array('filename' => '[A-Za-z0-9._-]+'));
// Common people-tag stuff
$m->connect('peopletag/:tag', array('action' => 'peopletag',