295 lines
8.5 KiB
PHP
295 lines
8.5 KiB
PHP
<?php
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/**
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* @copyright Copyright (C) 2010-2021, the Friendica project
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*
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* @license GNU AGPL version 3 or any later version
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*
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* 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
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* published by the Free Software Foundation, either version 3 of the
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* License, or (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 <https://www.gnu.org/licenses/>.
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*
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* Module for uploading a picture to the profile wall
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*
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* By default the picture will be stored in the photo album with the name Wall Photos.
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* You can specify a different album by adding an optional query string "album="
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* to the url
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*
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*/
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use Friendica\App;
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use Friendica\Core\Logger;
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use Friendica\Core\Session;
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use Friendica\Database\DBA;
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use Friendica\DI;
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use Friendica\Model\Photo;
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use Friendica\Model\User;
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use Friendica\Object\Image;
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use Friendica\Util\Images;
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use Friendica\Util\Strings;
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function wall_upload_post(App $a, $desktopmode = true)
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{
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Logger::log("wall upload: starting new upload", Logger::DEBUG);
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$r_json = (!empty($_GET['response']) && $_GET['response'] == 'json');
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$album = trim($_GET['album'] ?? '');
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if (DI::args()->getArgc() > 1) {
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if (empty($_FILES['media'])) {
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$nick = DI::args()->getArgv()[1];
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$user = DBA::selectFirst('owner-view', ['id', 'uid', 'nickname', 'page-flags'], ['nickname' => $nick, 'blocked' => false]);
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if (!DBA::isResult($user)) {
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if ($r_json) {
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echo json_encode(['error' => DI::l10n()->t('Invalid request.')]);
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exit();
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}
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return;
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}
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} else {
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$user_info = api_get_user($a);
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$user = DBA::selectFirst('owner-view', ['id', 'uid', 'nickname', 'page-flags'], ['nickname' => $user_info['screen_name'], 'blocked' => false]);
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}
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} else {
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if ($r_json) {
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echo json_encode(['error' => DI::l10n()->t('Invalid request.')]);
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exit();
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}
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return;
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}
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/*
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* Setup permissions structures
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*/
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$can_post = false;
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$visitor = 0;
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$page_owner_uid = $user['uid'];
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$default_cid = $user['id'];
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$page_owner_nick = $user['nickname'];
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$community_page = (($user['page-flags'] == User::PAGE_FLAGS_COMMUNITY) ? true : false);
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if ((local_user()) && (local_user() == $page_owner_uid)) {
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$can_post = true;
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} elseif ($community_page && !empty(Session::getRemoteContactID($page_owner_uid))) {
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$contact_id = Session::getRemoteContactID($page_owner_uid);
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$can_post = DBA::exists('contact', ['blocked' => false, 'pending' => false, 'id' => $contact_id, 'uid' => $page_owner_uid]);
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$visitor = $contact_id;
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}
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if (!$can_post) {
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if ($r_json) {
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echo json_encode(['error' => DI::l10n()->t('Permission denied.')]);
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exit();
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}
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notice(DI::l10n()->t('Permission denied.'));
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exit();
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}
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if (empty($_FILES['userfile']) && empty($_FILES['media'])) {
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if ($r_json) {
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echo json_encode(['error' => DI::l10n()->t('Invalid request.')]);
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}
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exit();
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}
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$src = '';
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$filename = '';
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$filesize = 0;
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$filetype = '';
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if (!empty($_FILES['userfile'])) {
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$src = $_FILES['userfile']['tmp_name'];
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$filename = basename($_FILES['userfile']['name']);
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$filesize = intval($_FILES['userfile']['size']);
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$filetype = $_FILES['userfile']['type'];
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} elseif (!empty($_FILES['media'])) {
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if (!empty($_FILES['media']['tmp_name'])) {
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if (is_array($_FILES['media']['tmp_name'])) {
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$src = $_FILES['media']['tmp_name'][0];
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} else {
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$src = $_FILES['media']['tmp_name'];
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}
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}
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if (!empty($_FILES['media']['name'])) {
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if (is_array($_FILES['media']['name'])) {
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$filename = basename($_FILES['media']['name'][0]);
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} else {
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$filename = basename($_FILES['media']['name']);
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}
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}
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if (!empty($_FILES['media']['size'])) {
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if (is_array($_FILES['media']['size'])) {
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$filesize = intval($_FILES['media']['size'][0]);
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} else {
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$filesize = intval($_FILES['media']['size']);
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}
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}
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if (!empty($_FILES['media']['type'])) {
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if (is_array($_FILES['media']['type'])) {
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$filetype = $_FILES['media']['type'][0];
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} else {
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$filetype = $_FILES['media']['type'];
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}
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}
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}
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if ($src == "") {
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if ($r_json) {
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echo json_encode(['error' => DI::l10n()->t('Invalid request.')]);
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exit();
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}
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notice(DI::l10n()->t('Invalid request.'));
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exit();
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}
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$filetype = Images::getMimeTypeBySource($src, $filename, $filetype);
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Logger::log("File upload src: " . $src . " - filename: " . $filename .
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" - size: " . $filesize . " - type: " . $filetype, Logger::DEBUG);
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$imagedata = @file_get_contents($src);
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$Image = new Image($imagedata, $filetype);
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if (!$Image->isValid()) {
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$msg = DI::l10n()->t('Unable to process image.');
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if ($r_json) {
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echo json_encode(['error' => $msg]);
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} else {
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echo $msg. EOL;
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}
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@unlink($src);
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exit();
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}
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$Image->orient($src);
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@unlink($src);
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$max_length = DI::config()->get('system', 'max_image_length');
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if (!$max_length) {
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$max_length = MAX_IMAGE_LENGTH;
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}
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if ($max_length > 0) {
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$Image->scaleDown($max_length);
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$filesize = strlen($Image->asString());
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Logger::log("File upload: Scaling picture to new size " . $max_length, Logger::DEBUG);
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}
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$width = $Image->getWidth();
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$height = $Image->getHeight();
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$maximagesize = DI::config()->get('system', 'maximagesize');
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if (!empty($maximagesize) && ($filesize > $maximagesize)) {
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// Scale down to multiples of 640 until the maximum size isn't exceeded anymore
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foreach ([5120, 2560, 1280, 640] as $pixels) {
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if (($filesize > $maximagesize) && (max($width, $height) > $pixels)) {
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Logger::info('Resize', ['size' => $filesize, 'width' => $width, 'height' => $height, 'max' => $maximagesize, 'pixels' => $pixels]);
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$Image->scaleDown($pixels);
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$filesize = strlen($Image->asString());
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$width = $Image->getWidth();
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$height = $Image->getHeight();
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}
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}
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if ($filesize > $maximagesize) {
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Logger::notice('Image size is too big', ['size' => $filesize, 'max' => $maximagesize]);
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$msg = DI::l10n()->t('Image exceeds size limit of %s', Strings::formatBytes($maximagesize));
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if ($r_json) {
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echo json_encode(['error' => $msg]);
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} else {
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echo $msg. EOL;
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}
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@unlink($src);
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exit();
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}
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}
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$resource_id = Photo::newResource();
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$smallest = 0;
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// If we don't have an album name use the Wall Photos album
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if (!strlen($album)) {
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$album = DI::l10n()->t('Wall Photos');
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}
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$defperm = '<' . $default_cid . '>';
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$r = Photo::store($Image, $page_owner_uid, $visitor, $resource_id, $filename, $album, 0, 0, $defperm);
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if (!$r) {
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$msg = DI::l10n()->t('Image upload failed.');
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if ($r_json) {
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echo json_encode(['error' => $msg]);
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} else {
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echo $msg. EOL;
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}
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exit();
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}
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if ($width > 640 || $height > 640) {
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$Image->scaleDown(640);
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$r = Photo::store($Image, $page_owner_uid, $visitor, $resource_id, $filename, $album, 1, 0, $defperm);
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if ($r) {
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$smallest = 1;
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}
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}
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if ($width > 320 || $height > 320) {
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$Image->scaleDown(320);
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$r = Photo::store($Image, $page_owner_uid, $visitor, $resource_id, $filename, $album, 2, 0, $defperm);
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if ($r && ($smallest == 0)) {
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$smallest = 2;
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}
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}
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if (!$desktopmode) {
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$photo = Photo::selectFirst(['id', 'datasize', 'width', 'height', 'type'], ['resource-id' => $resource_id], ['order' => ['width']]);
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if (!$photo) {
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if ($r_json) {
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echo json_encode(['error' => '']);
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exit();
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}
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return false;
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}
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$picture = [];
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$picture["id"] = $photo["id"];
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$picture["size"] = $photo["datasize"];
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$picture["width"] = $photo["width"];
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$picture["height"] = $photo["height"];
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$picture["type"] = $photo["type"];
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$picture["albumpage"] = DI::baseUrl() . '/photos/' . $page_owner_nick . '/image/' . $resource_id;
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$picture["picture"] = DI::baseUrl() . "/photo/{$resource_id}-0." . $Image->getExt();
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$picture["preview"] = DI::baseUrl() . "/photo/{$resource_id}-{$smallest}." . $Image->getExt();
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if ($r_json) {
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echo json_encode(['picture' => $picture]);
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exit();
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}
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Logger::log("upload done", Logger::DEBUG);
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return $picture;
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}
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Logger::log("upload done", Logger::DEBUG);
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if ($r_json) {
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echo json_encode(['ok' => true]);
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exit();
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}
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echo "\n\n" . '[url=' . DI::baseUrl() . '/photos/' . $page_owner_nick . '/image/' . $resource_id . '][img]' . DI::baseUrl() . "/photo/{$resource_id}-{$smallest}.".$Image->getExt()."[/img][/url]\n\n";
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exit();
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// NOTREACHED
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}
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