forked from GNUsocial/gnu-social
159 lines
4.2 KiB
PHP
159 lines
4.2 KiB
PHP
<?php
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/**
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* StatusNet, the distributed open-source microblogging tool
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*
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* Show notice attachments
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*
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* PHP version 5
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*
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* LICENCE: This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @category Personal
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2008-2009 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*/
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if (!defined('GNUSOCIAL')) { exit(1); }
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/**
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* Show notice attachments
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*
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* @category Personal
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*/
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class AttachmentAction extends ManagedAction
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{
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/**
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* Attachment File object to show
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*/
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var $attachment = null;
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/**
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* Load attributes based on database arguments
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*
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* Loads all the DB stuff
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*
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* @param array $args $_REQUEST array
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*
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* @return success flag
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*/
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protected function prepare(array $args=array())
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{
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parent::prepare($args);
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if (!empty($id = $this->trimmed('attachment'))) {
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$this->attachment = File::getKV($id);
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} elseif (!empty($filehash = $this->trimmed('filehash'))) {
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$this->attachment = File::getByHash($filehash);
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}
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if (!$this->attachment instanceof File) {
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// TRANS: Client error displayed trying to get a non-existing attachment.
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$this->clientError(_('No such attachment.'), 404);
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}
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return true;
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}
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/**
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* Is this action read-only?
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*
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* @return boolean true
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*/
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function isReadOnly($args)
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{
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return true;
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}
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/**
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* Title of the page
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*
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* @return string title of the page
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*/
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function title()
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{
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$a = new Attachment($this->attachment);
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return $a->title();
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}
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public function showPage()
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{
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if (empty($this->attachment->filename)) {
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// if it's not a local file, gtfo
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common_redirect($this->attachment->getUrl(), 303);
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}
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parent::showPage();
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}
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/**
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* Fill the content area of the page
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*
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* Shows a single notice list item.
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*
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* @return void
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*/
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function showContent()
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{
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$ali = new Attachment($this->attachment, $this);
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$cnt = $ali->show();
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}
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/**
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* Don't show page notice
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*
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* @return void
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*/
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function showPageNoticeBlock()
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{
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}
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/**
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* Show aside: this attachments appears in what notices
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*
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* @return void
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*/
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function showSections() {
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$ns = new AttachmentNoticeSection($this);
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$ns->show();
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}
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public function sendFile(string $filepath) {
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if (common_config('site', 'use_x_sendfile')) {
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header('X-Sendfile: ' . $filepath);
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} else {
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$filesize = $this->attachment->size;
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// 'if available', it says, so ensure we have it
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if (empty($filesize)) {
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$filesize = filesize($filepath);
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}
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header("Content-Length: {$filesize}");
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// header('Cache-Control: private, no-transform, no-store, must-revalidate');
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$ret = @readfile($filepath);
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if ($ret === false || $ret !== $filesize) {
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common_log(LOG_ERR, "The lengths of the file as recorded on the DB (or on disk) for the file " .
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"{$filepath}, with id={$this->attachment->id} differ from what was sent to the user.");
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}
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}
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}
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}
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