src/Module/Profile/Photos/Upload.php

   1 <?php
   2 /**
   3  * @copyright Copyright (C) 2010-2022, the Friendica project
   4  *
   5  * @license GNU AGPL version 3 or any later version
   6  *
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU Affero General Public License as
   9  * published by the Free Software Foundation, either version 3 of the
  10  * License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU Affero General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Affero General Public License
  18  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  19  *
  20  */
  21
  22 namespace Friendica\Module\Profile\Photos;
  23
  24 use Friendica\App;
  25 use Friendica\Core\Config\Capability\IManageConfigValues;
  26 use Friendica\Core\L10n;
  27 use Friendica\Core\Session\Capability\IHandleUserSessions;
  28 use Friendica\Database\Database;
  29 use Friendica\Model\Photo;
  30 use Friendica\Model\User;
  31 use Friendica\Module\BaseApi;
  32 use Friendica\Module\Response;
  33 use Friendica\Navigation\SystemMessages;
  34 use Friendica\Network\HTTPException\InternalServerErrorException;
  35 use Friendica\Object\Image;
  36 use Friendica\Util\Images;
  37 use Friendica\Util\Profiler;
  38 use Friendica\Util\Strings;
  39 use Psr\Log\LoggerInterface;
  40
  41 /**
  42  * Asynchronous photo upload module
  43  *
  44  * Only used as the target action of the AjaxUpload Javascript library
  45  */
  46 class Upload extends \Friendica\BaseModule
  47 {
  48         /** @var Database */
  49         private $database;
  50
  51         /** @var IHandleUserSessions */
  52         private $userSession;
  53
  54         /** @var SystemMessages */
  55         private $systemMessages;
  56
  57         /** @var IManageConfigValues */
  58         private $config;
  59
  60         /** @var bool */
  61         private $isJson = false;
  62
  63         public function __construct(IManageConfigValues $config, SystemMessages $systemMessages, IHandleUserSessions $userSession, Database $database, L10n $l10n, App\BaseURL $baseUrl, App\Arguments $args, LoggerInterface $logger, Profiler $profiler, Response $response, array $server, array $parameters = [])
  64         {
  65                 parent::__construct($l10n, $baseUrl, $args, $logger, $profiler, $response, $server, $parameters);
  66
  67                 $this->database       = $database;
  68                 $this->userSession    = $userSession;
  69                 $this->systemMessages = $systemMessages;
  70                 $this->config         = $config;
  71         }
  72
  73         protected function post(array $request = [])
  74         {
  75                 $this->isJson = !empty($request['response']) && $request['response'] == 'json';
  76
  77                 $album = trim($request['album'] ?? '');
  78
  79                 if (empty($_FILES['media'])) {
  80                         $user = $this->database->selectFirst('owner-view', ['id', 'uid', 'nickname', 'page-flags'], ['nickname' => $this->parameters['nickname'], 'blocked' => false]);
  81                 } else {
  82                         $user = $this->database->selectFirst('owner-view', ['id', 'uid', 'nickname', 'page-flags'], ['uid' => BaseApi::getCurrentUserID() ?: null, 'blocked' => false]);
  83                 }
  84
  85                 if (!$this->database->isResult($user)) {
  86                         $this->logger->warning('User is not valid', ['nickname' => $this->parameters['nickname'], 'user' => $user]);
  87                         return $this->return(404, $this->t('User not found.'));
  88                 }
  89
  90                 /*
  91                  * Setup permissions structures
  92                  */
  93                 $can_post       = false;
  94                 $visitor        = 0;
  95                 $contact_id     = 0;
  96                 $page_owner_uid = $user['uid'];
  97
  98                 if ($this->userSession->getLocalUserId() && $this->userSession->getLocalUserId() == $page_owner_uid) {
  99                         $can_post = true;
 100                 } elseif ($user['page-flags'] == User::PAGE_FLAGS_COMMUNITY && !$this->userSession->getRemoteContactID($page_owner_uid)) {
 101                         $contact_id = $this->userSession->getRemoteContactID($page_owner_uid);
 102                         $can_post   = $this->database->exists('contact', ['blocked' => false, 'pending' => false, 'id' => $contact_id, 'uid' => $page_owner_uid]);
 103                         $visitor    = $contact_id;
 104                 }
 105
 106                 if (!$can_post) {
 107                         $this->logger->warning('No permission to upload files', ['contact_id' => $contact_id, 'page_owner_uid' => $page_owner_uid]);
 108                         return $this->return(403, $this->t('Permission denied.'), true);
 109                 }
 110
 111                 if (empty($_FILES['userfile']) && empty($_FILES['media'])) {
 112                         $this->logger->warning('Empty "userfile" and "media" field');
 113                         return $this->return(401, $this->t('Invalid request.'));
 114                 }
 115
 116                 $src      = '';
 117                 $filename = '';
 118                 $filesize = 0;
 119                 $filetype = '';
 120
 121                 if (!empty($_FILES['userfile'])) {
 122                         $src      = $_FILES['userfile']['tmp_name'];
 123                         $filename = basename($_FILES['userfile']['name']);
 124                         $filesize = intval($_FILES['userfile']['size']);
 125                         $filetype = $_FILES['userfile']['type'];
 126                 } elseif (!empty($_FILES['media'])) {
 127                         if (!empty($_FILES['media']['tmp_name'])) {
 128                                 if (is_array($_FILES['media']['tmp_name'])) {
 129                                         $src = $_FILES['media']['tmp_name'][0];
 130                                 } else {
 131                                         $src = $_FILES['media']['tmp_name'];
 132                                 }
 133                         }
 134
 135                         if (!empty($_FILES['media']['name'])) {
 136                                 if (is_array($_FILES['media']['name'])) {
 137                                         $filename = basename($_FILES['media']['name'][0]);
 138                                 } else {
 139                                         $filename = basename($_FILES['media']['name']);
 140                                 }
 141                         }
 142
 143                         if (!empty($_FILES['media']['size'])) {
 144                                 if (is_array($_FILES['media']['size'])) {
 145                                         $filesize = intval($_FILES['media']['size'][0]);
 146                                 } else {
 147                                         $filesize = intval($_FILES['media']['size']);
 148                                 }
 149                         }
 150
 151                         if (!empty($_FILES['media']['type'])) {
 152                                 if (is_array($_FILES['media']['type'])) {
 153                                         $filetype = $_FILES['media']['type'][0];
 154                                 } else {
 155                                         $filetype = $_FILES['media']['type'];
 156                                 }
 157                         }
 158                 }
 159
 160                 if ($src == '') {
 161                         $this->logger->warning('File source (temporary file) cannot be determined', ['$_FILES' => $_FILES]);
 162                         return $this->return(401, $this->t('Invalid request.'), true);
 163                 }
 164
 165                 $filetype = Images::getMimeTypeBySource($src, $filename, $filetype);
 166
 167                 $this->logger->info('File upload:', [
 168                         'src'      => $src,
 169                         'filename' => $filename,
 170                         'filesize' => $filesize,
 171                         'filetype' => $filetype,
 172                 ]);
 173
 174                 $imagedata = @file_get_contents($src);
 175                 $image     = new Image($imagedata, $filetype);
 176
 177                 if (!$image->isValid()) {
 178                         @unlink($src);
 179                         $this->logger->warning($this->t('Unable to process image.'), ['imagedata[]' => gettype($imagedata), 'filetype' => $filetype]);
 180                         return $this->return(401, $this->t('Unable to process image.'));
 181                 }
 182
 183                 $image->orient($src);
 184                 @unlink($src);
 185
 186                 $max_length = $this->config->get('system', 'max_image_length');
 187                 if ($max_length > 0) {
 188                         $image->scaleDown($max_length);
 189                         $filesize = strlen($image->asString());
 190                         $this->logger->info('File upload: Scaling picture to new size', ['max_length' => $max_length]);
 191                 }
 192
 193                 $width  = $image->getWidth();
 194                 $height = $image->getHeight();
 195
 196                 $maximagesize = $this->config->get('system', 'maximagesize');
 197
 198                 if (!empty($maximagesize) && $filesize > $maximagesize) {
 199                         // Scale down to multiples of 640 until the maximum size isn't exceeded anymore
 200                         foreach ([5120, 2560, 1280, 640] as $pixels) {
 201                                 if ($filesize > $maximagesize && max($width, $height) > $pixels) {
 202                                         $this->logger->info('Resize', ['size' => $filesize, 'width' => $width, 'height' => $height, 'max' => $maximagesize, 'pixels' => $pixels]);
 203                                         $image->scaleDown($pixels);
 204                                         $filesize = strlen($image->asString());
 205                                         $width    = $image->getWidth();
 206                                         $height   = $image->getHeight();
 207                                 }
 208                         }
 209
 210                         if ($filesize > $maximagesize) {
 211                                 @unlink($src);
 212                                 $this->logger->notice('Image size is too big', ['size' => $filesize, 'max' => $maximagesize]);
 213                                 return $this->return(401, $this->t('Image exceeds size limit of %s', Strings::formatBytes($maximagesize)));
 214                         }
 215                 }
 216
 217                 $resource_id = Photo::newResource();
 218
 219                 $smallest = 0;
 220
 221                 // If we don't have an album name use the Wall Photos album
 222                 if (!strlen($album)) {
 223                         $album = $this->t('Wall Photos');
 224                 }
 225
 226                 $allow_cid = '<' . $user['id'] . '>';
 227
 228                 $result = Photo::store($image, $page_owner_uid, $visitor, $resource_id, $filename, $album, 0, Photo::DEFAULT, $allow_cid);
 229                 if (!$result) {
 230                         $this->logger->warning('Photo::store() failed', ['result' => $result]);
 231                         return $this->return(401, $this->t('Image upload failed.'));
 232                 }
 233
 234                 if ($width > 640 || $height > 640) {
 235                         $image->scaleDown(640);
 236                         $result = Photo::store($image, $page_owner_uid, $visitor, $resource_id, $filename, $album, 1, Photo::DEFAULT, $allow_cid);
 237                         if ($result) {
 238                                 $smallest = 1;
 239                         }
 240                 }
 241
 242                 if ($width > 320 || $height > 320) {
 243                         $image->scaleDown(320);
 244                         $result = Photo::store($image, $page_owner_uid, $visitor, $resource_id, $filename, $album, 2, Photo::DEFAULT, $allow_cid);
 245                         if ($result && ($smallest == 0)) {
 246                                 $smallest = 2;
 247                         }
 248                 }
 249
 250                 $this->logger->info('upload done');
 251                 return $this->return(200, "\n\n" . '[url=' . $this->baseUrl . '/photos/' . $user['nickname'] . '/image/' . $resource_id . '][img]' . $this->baseUrl . "/photo/$resource_id-$smallest." . $image->getExt() . "[/img][/url]\n\n");
 252         }
 253
 254         /**
 255          * @param int    $httpCode
 256          * @param string $message
 257          * @param bool   $systemMessage
 258          * @return void
 259          * @throws InternalServerErrorException
 260          */
 261         private function return(int $httpCode, string $message, bool $systemMessage = false): void
 262         {
 263                 if ($this->isJson) {
 264                         $message = $httpCode >= 400 ? ['error' => $message] : ['ok' => true];
 265                         $this->response->setType(Response::TYPE_JSON, 'application/json');
 266                         $this->response->addContent(json_encode($message, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE | JSON_PRETTY_PRINT));
 267                 } else {
 268                         if ($systemMessage) {
 269                                 $this->systemMessages->addNotice($message);
 270                         }
 271
 272                         if ($httpCode >= 400) {
 273                                 $this->response->setStatus($httpCode, $message);
 274                         }
 275
 276                         $this->response->addContent($message);
 277                 }
 278         }
 279 }