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[MEDIA] Simplify Attachment actions

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This commit is contained in:
Diogo Cordeiro 2019-10-19 01:57:36 +01:00
parent 7298468df7
commit d058a70557
6 changed files with 135 additions and 153 deletions
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136
actions/attachment.php
View File

@ -1,33 +1,20 @@
<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
* Show notice attachments
*
* PHP version 5
*
* LICENCE: 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 Personal
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2008-2009 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social 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.
//
// GNU social 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 GNU social. If not, see <http://www.gnu.org/licenses/>.
if (!defined('GNUSOCIAL')) { exit(1); }
defined('GNUSOCIAL') || die();
/**
* Show notice attachments
@ -43,7 +30,13 @@ class AttachmentAction extends ManagedAction
/**
* Attachment File object to show
*/
var $attachment = null;
public $attachment = null;
public $filehash = null;
public $filepath = null;
public $filesize = null;
public $mimetype = null;
public $filename = null;
/**
* Load attributes based on database arguments
@ -52,41 +45,48 @@ class AttachmentAction extends ManagedAction
*
* @param array $args $_REQUEST array
*
* @return success flag
* @return bool flag
* @throws ClientException
* @throws FileNotFoundException
* @throws FileNotStoredLocallyException
* @throws InvalidFilenameException
* @throws ServerException
*/
protected function prepare(array $args=array())
protected function prepare(array $args = [])
{
parent::prepare($args);
try {
if (!empty($id = $this->trimmed('attachment'))) {
$this->attachment = File::getByID($id);
} elseif (!empty($filehash = $this->trimmed('filehash'))) {
$this->attachment = File::getByHash($filehash);
} elseif (!empty($this->filehash = $this->trimmed('filehash'))) {
$this->attachment = File::getByHash($this->filehash);
}
} catch (Exception $e) {
// Not found
}
if (!$this->attachment instanceof File) {
// TRANS: Client error displayed trying to get a non-existing attachment.
$this->clientError(_('No such attachment.'), 404);
$this->clientError(_m('No such attachment.'), 404);
}
$filename = $this->attachment->getFileOrThumbnailPath();
if (empty($filename)) {
$this->clientError(_('Requested local URL for a file that is not stored locally.'), 404);
$this->filepath = $this->attachment->getFileOrThumbnailPath();
if (empty($this->filepath)) {
$this->clientError(_m('Requested local URL for a file that is not stored locally.'), 404);
}
$this->filesize = $this->attachment->getFileOrThumbnailSize();
$this->mimetype = $this->attachment->getFileOrThumbnailMimetype();
$this->filename = MediaFile::getDisplayName($this->attachment);
return true;
}
/**
* Is this action read-only?
*
* @return boolean true
* @return bool true
*/
function isReadOnly($args)
public function isReadOnly($args): bool
{
return true;
}
@ -96,15 +96,15 @@ class AttachmentAction extends ManagedAction
*
* @return string title of the page
*/
function title()
public function title(): string
{
$a = new Attachment($this->attachment);
return $a->title();
}
public function showPage()
public function showPage(): void
{
if (empty($this->attachment->getFileOrThumbnailPath())) {
if (empty($this->filepath)) {
// if it's not a local file, gtfo
common_redirect($this->attachment->getUrl(), 303);
}
@ -119,10 +119,10 @@ class AttachmentAction extends ManagedAction
*
* @return void
*/
function showContent()
public function showContent(): void
{
$ali = new Attachment($this->attachment, $this);
$cnt = $ali->show();
$ali->show();
}
/**
@ -130,7 +130,7 @@ class AttachmentAction extends ManagedAction
*
* @return void
*/
function showPageNoticeBlock()
public function showPageNoticeBlock(): void
{
}
@ -139,7 +139,8 @@ class AttachmentAction extends ManagedAction
*
* @return void
*/
function showSections() {
public function showSections(): void
{
$ns = new AttachmentNoticeSection($this);
$ns->show();
}
@ -148,13 +149,14 @@ class AttachmentAction extends ManagedAction
* Last-modified date for file
*
* @return int last-modified date as unix timestamp
* @throws ServerException
*/
public function lastModified()
public function lastModified(): ?int
{
if (common_config('site', 'use_x_sendfile')) {
return null;
}
$path = $this->attachment->getFileOrThumbnailPath();
$path = $this->filepath;
if (!empty($path)) {
return filemtime($path);
} else {
@ -169,26 +171,26 @@ class AttachmentAction extends ManagedAction
* but in decimal instead of hex.
*
* @return string etag http header
* @throws ServerException
*/
function etag()
public function etag(): string
{
if (common_config('site', 'use_x_sendfile')) {
return null;
}
$path = $this->attachment->getFileOrThumbnailPath();
$path = $this->filepath;
$cache = Cache::instance();
if($cache) {
if ($cache) {
if (empty($path)) {
return null;
}
$key = Cache::key('attachments:etag:' . $path);
$etag = $cache->get($key);
if($etag === false) {
if ($etag === false) {
$etag = crc32(file_get_contents($path));
$cache->set($key,$etag);
$cache->set($key, $etag);
}
return $etag;
}
@ -205,30 +207,30 @@ class AttachmentAction extends ManagedAction
* Include $filepath in the response, for viewing and downloading.
* If provided, $filesize is used to size the HTTP request,
* otherwise it's value is calculated
* @param string $filepath the absolute path to the file to send
* @param $filesize optional, calculated if unkown
* @throws ServerException
*/
static function sendFile(string $filepath, $filesize) {
public function sendFile(): void
{
if (is_string(common_config('site', 'x-static-delivery'))) {
$tmp = explode(INSTALLDIR, $filepath);
$tmp = explode(INSTALLDIR, $this->filepath);
$relative_path = end($tmp);
common_debug("Using Static Delivery with header: '" .
common_config('site', 'x-static-delivery') . ": {$relative_path}'");
header(common_config('site', 'x-static-delivery') . ": {$relative_path}");
} else {
if (empty($filesize)) {
$filesize = filesize($filepath);
if (empty($this->filesize)) {
$this->filesize = filesize($this->filepath);
}
header("Content-Length: {$filesize}");
header("Content-Length: {$this->filesize}");
// header('Cache-Control: private, no-transform, no-store, must-revalidate');
$ret = @readfile($filepath);
$ret = @readfile($this->filepath);
if ($ret === false) {
common_log(LOG_ERR, "Couldn't read file at {$filepath}.");
} elseif ($ret !== $filesize) {
common_log(LOG_ERR, "Couldn't read file at {$this->filepath}.");
} elseif ($ret !== $this->filesize) {
common_log(LOG_ERR, "The lengths of the file as recorded on the DB (or on disk) for the file " .
"{$filepath} differ from what was sent to the user ({$filesize} vs {$ret}).");
"{$this->filepath} differ from what was sent to the user ({$this->filesize} vs {$ret}).");
}
}
}

19
actions/attachment_download.php
View File

@ -13,30 +13,19 @@ if (!defined('GNUSOCIAL')) { exit(1); }
*/
class Attachment_downloadAction extends AttachmentAction
{
public function showPage()
public function showPage(): void
{
// Checks file exists or throws FileNotFoundException
$filepath = $this->attachment->getFileOrThumbnailPath();
$filesize = $this->attachment->getFileOrThumbnailSize();
$mimetype = $this->attachment->getFileOrThumbnailMimetype();
if (empty($filepath)) {
$this->clientError(_('No such attachment'), 404);
}
$filename = MediaFile::getDisplayName($this->attachment);
// Disable errors, to not mess with the file contents (suppress errors in case access to this
// function is blocked, like in some shared hosts). Automatically reset at the end of the
// script execution, and we don't want to have any more errors until then, so don't reset it
@ini_set('display_errors', 0);
header("Content-Description: File Transfer");
header("Content-Type: {$mimetype}");
header("Content-Disposition: attachment; filename=\"{$filename}\"");
header("Content-Type: {$this->mimetype}");
header("Content-Disposition: attachment; filename=\"{$this->filename}\"");
header('Expires: 0');
header('Content-Transfer-Encoding: binary'); // FIXME? Can this be different?
AttachmentAction::sendFile($filepath, $filesize);
parent::sendFile();
}
}

65
actions/attachment_thumbnail.php
View File

@ -1,33 +1,20 @@
<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
* Show notice attachments
*
* PHP version 5
*
* LICENCE: 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 Personal
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2008-2009 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social 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.
//
// GNU social 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 GNU social. If not, see <http://www.gnu.org/licenses/>.
if (!defined('GNUSOCIAL')) { exit(1); }
defined('GNUSOCIAL') || die();
/**
* Show notice attachments
@ -58,10 +45,12 @@ class Attachment_thumbnailAction extends AttachmentAction
* requested in the GET variables (read in the constructor). Tries
* to send the most appropriate file with the correct size and
* headers or displays an error if it's not possible.
* @throws ClientException
* @throws ReflectionException
* @throws ServerException
*/
public function showPage()
public function showPage(): void
{
// Returns a File_thumbnail object or throws exception if not available
try {
$thumbnail = $this->attachment->getThumbnail($this->thumb_w, $this->thumb_h, $this->thumb_c);
@ -69,27 +58,21 @@ class Attachment_thumbnailAction extends AttachmentAction
} catch (UseFileAsThumbnailException $e) {
// With this exception, the file exists locally
$file = $e->file;
} catch(FileNotFoundException $e) {
$this->clientError(_('No such attachment'), 404);
} catch (FileNotFoundException $e) {
$this->clientError(_m('No such attachment'), 404);
}
// Checks file exists or throws FileNotFoundException
$filepath = $file->getFileOrThumbnailPath($thumbnail);
$filesize = $this->attachment->getFileOrThumbnailSize($thumbnail);
$mimetype = $file->getFileOrThumbnailMimetype($thumbnail);
$filename = MediaFile::getDisplayName($file);
// Disable errors, to not mess with the file contents (suppress errors in case access to this
// function is blocked, like in some shared hosts). Automatically reset at the end of the
// script execution, and we don't want to have any more errors until then, so don't reset it
@ini_set('display_errors', 0);
header("Content-Description: File Transfer");
header("Content-Type: {$mimetype}");
header("Content-Disposition: inline; filename=\"{$filename}\"");
header("Content-Type: {$this->mimetype}");
header("Content-Disposition: inline; filename=\"{$this->filename}\"");
header('Expires: 0');
header('Content-Transfer-Encoding: binary');
AttachmentAction::sendFile($filepath, $filesize);
parent::sendFile();
}
}

39
actions/attachment_view.php
View File

@ -1,6 +1,20 @@
<?php
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social 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.
//
// GNU social 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 GNU social. If not, see <http://www.gnu.org/licenses/>.
if (!defined('GNUSOCIAL')) { exit(1); }
defined('GNUSOCIAL') || die();
/**
* View notice attachment
@ -11,34 +25,23 @@ if (!defined('GNUSOCIAL')) { exit(1); }
*/
class Attachment_viewAction extends AttachmentAction
{
public function showPage()
public function showPage(): void
{
// Checks file exists or throws FileNotFoundException
$filepath = $this->attachment->getFileOrThumbnailPath();
$filesize = $this->attachment->getFileOrThumbnailSize();
$mimetype = $this->attachment->getFileOrThumbnailMimetype();
if (empty($filepath)) {
$this->clientError(_('No such attachment'), 404);
}
$filename = MediaFile::getDisplayName($this->attachment);
// Disable errors, to not mess with the file contents (suppress errors in case access to this
// function is blocked, like in some shared hosts). Automatically reset at the end of the
// script execution, and we don't want to have any more errors until then, so don't reset it
@ini_set('display_errors', 0);
header("Content-Description: File Transfer");
header("Content-Type: {$mimetype}");
if (in_array(common_get_mime_media($mimetype), ['image', 'video'])) {
header("Content-Disposition: inline; filename=\"{$filename}\"");
header("Content-Type: {$this->mimetype}");
if (in_array(common_get_mime_media($this->mimetype), ['image', 'video'])) {
header("Content-Disposition: inline; filename=\"{$this->filename}\"");
} else {
header("Content-Disposition: attachment; filename=\"{$filename}\"");
header("Content-Disposition: attachment; filename=\"{$this->filename}\"");
}
header('Expires: 0');
header('Content-Transfer-Encoding: binary');
AttachmentAction::sendFile($filepath, $filesize);
parent::sendFile();
}
}

4
classes/File.php
View File

@ -564,7 +564,7 @@ class File extends Managed_DataObject
* @throws UnsupportedMediaException if, despite trying, we can't understand how to make a thumbnail for this format
* @throws ServerException on various other errors
*/
public function getThumbnail($width=null, $height=null, $crop=false, $force_still=true, $upscale=null): File_thumbnail
public function getThumbnail($width = null, $height = null, $crop = false, $force_still = true, $upscale = null): File_thumbnail
{
// Get some more information about this file through our ImageFile class
$image = ImageFile::fromFileObject($this);
@ -610,7 +610,7 @@ class File extends Managed_DataObject
* @throws InvalidFilenameException
* @throws ServerException
*/
public function getFileOrThumbnailPath(?File_thumbnail $thumbnail = null) : string
public function getFileOrThumbnailPath(?File_thumbnail $thumbnail = null): string
{
if (!empty($thumbnail)) {
return $thumbnail->getPath();

23
lib/media/attachment.php
View File

@ -28,34 +28,39 @@
* @link http://status.net/
*/
if (!defined('GNUSOCIAL')) { exit(1); }
if (!defined('GNUSOCIAL')) {
exit(1);
}
/**
* used for one-off attachment action
*/
class Attachment extends AttachmentListItem
{
function showNoticeAttachment() {
if (Event::handle('StartShowAttachmentLink', array($this->out, $this->attachment))) {
$this->out->elementStart('div', array('id' => 'attachment_view',
'class' => 'h-entry'));
public function showNoticeAttachment()
{
if (Event::handle('StartShowAttachmentLink', [$this->out, $this->attachment])) {
$this->out->elementStart('div', ['id' => 'attachment_view',
'class' => 'h-entry']);
$this->out->elementStart('div', 'entry-title');
$this->out->element('a', $this->linkAttr(), _('Download link'));
$this->out->element('a', $this->linkAttr(), _m('Download link'));
$this->out->elementEnd('div');
$this->out->elementStart('article', 'e-content');
$this->showRepresentation();
$this->out->elementEnd('article');
Event::handle('EndShowAttachmentLink', array($this->out, $this->attachment));
Event::handle('EndShowAttachmentLink', [$this->out, $this->attachment]);
$this->out->elementEnd('div');
}
}
function show() {
public function show()
{
$this->showNoticeAttachment();
}
function linkAttr() {
public function linkAttr()
{
return array('rel' => 'external', 'href' => $this->attachment->getAttachmentDownloadUrl());
}
}