mod/ping.php

   1 <?php
   2 /**
   3  * @copyright Copyright (C) 2020, Friendica
   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 use Friendica\App;
  23 use Friendica\Content\ForumManager;
  24 use Friendica\Content\Text\BBCode;
  25 use Friendica\Core\Cache\Duration;
  26 use Friendica\Core\Hook;
  27 use Friendica\Database\DBA;
  28 use Friendica\DI;
  29 use Friendica\Model\Contact;
  30 use Friendica\Model\Group;
  31 use Friendica\Model\Notify\Type;
  32 use Friendica\Model\Post;
  33 use Friendica\Model\Verb;
  34 use Friendica\Protocol\Activity;
  35 use Friendica\Util\DateTimeFormat;
  36 use Friendica\Util\Temporal;
  37 use Friendica\Util\XML;
  38
  39 /**
  40  * Outputs the counts and the lists of various notifications
  41  *
  42  * The output format can be controlled via the GET parameter 'format'. It can be
  43  * - xml (deprecated legacy default)
  44  * - json (outputs JSONP with the 'callback' GET parameter)
  45  *
  46  * Expected JSON structure:
  47  * {
  48  *        "result": {
  49  *            "intro": 0,
  50  *            "mail": 0,
  51  *            "net": 0,
  52  *            "home": 0,
  53  *            "register": 0,
  54  *            "all-events": 0,
  55  *            "all-events-today": 0,
  56  *            "events": 0,
  57  *            "events-today": 0,
  58  *            "birthdays": 0,
  59  *            "birthdays-today": 0,
  60  *            "groups": [ ],
  61  *            "forums": [ ],
  62  *            "notification": 0,
  63  *            "notifications": [ ],
  64  *            "sysmsgs": {
  65  *                "notice": [ ],
  66  *                "info": [ ]
  67  *            }
  68  *        }
  69  *    }
  70  *
  71  * @param App $a The Friendica App instance
  72  * @throws \Friendica\Network\HTTPException\InternalServerErrorException
  73  */
  74 function ping_init(App $a)
  75 {
  76         $format = 'xml';
  77
  78         if (isset($_GET['format']) && $_GET['format'] == 'json') {
  79                 $format = 'json';
  80         }
  81
  82         $regs          = [];
  83         $notifications = [];
  84
  85         $intro_count    = 0;
  86         $mail_count     = 0;
  87         $home_count     = 0;
  88         $network_count  = 0;
  89         $register_count = 0;
  90         $sysnotify_count = 0;
  91         $groups_unseen  = [];
  92         $forums_unseen  = [];
  93
  94         $all_events       = 0;
  95         $all_events_today = 0;
  96         $events           = 0;
  97         $events_today     = 0;
  98         $birthdays        = 0;
  99         $birthdays_today  = 0;
 100
 101         $data = [];
 102         $data['intro']    = $intro_count;
 103         $data['mail']     = $mail_count;
 104         $data['net']      = $network_count;
 105         $data['home']     = $home_count;
 106         $data['register'] = $register_count;
 107
 108         $data['all-events']       = $all_events;
 109         $data['all-events-today'] = $all_events_today;
 110         $data['events']           = $events;
 111         $data['events-today']     = $events_today;
 112         $data['birthdays']        = $birthdays;
 113         $data['birthdays-today']  = $birthdays_today;
 114
 115         if (local_user()) {
 116                 // Different login session than the page that is calling us.
 117                 if (!empty($_GET['uid']) && intval($_GET['uid']) != local_user()) {
 118                         $data = ['result' => ['invalid' => 1]];
 119
 120                         if ($format == 'json') {
 121                                 if (isset($_GET['callback'])) {
 122                                         // JSONP support
 123                                         header("Content-type: application/javascript");
 124                                         echo $_GET['callback'] . '(' . json_encode($data) . ')';
 125                                 } else {
 126                                         header("Content-type: application/json");
 127                                         echo json_encode($data);
 128                                 }
 129                         } else {
 130                                 header("Content-type: text/xml");
 131                                 echo XML::fromArray($data, $xml);
 132                         }
 133                         exit();
 134                 }
 135
 136                 $notifications = ping_get_notifications(local_user());
 137
 138                 $condition = ["`unseen` AND `uid` = ? AND NOT `origin` AND (`vid` != ? OR `vid` IS NULL)",
 139                         local_user(), Verb::getID(Activity::FOLLOW)];
 140                 $items = Post::selectForUser(local_user(), ['wall', 'uid', 'uri-id'], $condition);
 141                 if (DBA::isResult($items)) {
 142                         $items_unseen = Post::toArray($items);
 143                         $arr = ['items' => $items_unseen];
 144                         Hook::callAll('network_ping', $arr);
 145
 146                         foreach ($items_unseen as $item) {
 147                                 if ($item['wall']) {
 148                                         $home_count++;
 149                                 } else {
 150                                         $network_count++;
 151                                 }
 152                         }
 153                 }
 154                 DBA::close($items);
 155
 156                 if ($network_count) {
 157                         // Find out how unseen network posts are spread across groups
 158                         $group_counts = Group::countUnseen();
 159                         if (DBA::isResult($group_counts)) {
 160                                 foreach ($group_counts as $group_count) {
 161                                         if ($group_count['count'] > 0) {
 162                                                 $groups_unseen[] = $group_count;
 163                                         }
 164                                 }
 165                         }
 166
 167                         $forum_counts = ForumManager::countUnseenItems();
 168                         if (DBA::isResult($forum_counts)) {
 169                                 foreach ($forum_counts as $forum_count) {
 170                                         if ($forum_count['count'] > 0) {
 171                                                 $forums_unseen[] = $forum_count;
 172                                         }
 173                                 }
 174                         }
 175                 }
 176
 177                 $intros1 = q(
 178                         "SELECT  `intro`.`id`, `intro`.`datetime`,
 179                         `fcontact`.`name`, `fcontact`.`url`, `fcontact`.`photo`
 180                         FROM `intro` INNER JOIN `fcontact` ON `intro`.`fid` = `fcontact`.`id`
 181                         WHERE `intro`.`uid` = %d AND NOT `intro`.`blocked` AND NOT `intro`.`ignore` AND `intro`.`fid` != 0",
 182                         intval(local_user())
 183                 );
 184                 $intros2 = q(
 185                         "SELECT `intro`.`id`, `intro`.`datetime`,
 186                         `contact`.`name`, `contact`.`url`, `contact`.`photo`
 187                         FROM `intro` INNER JOIN `contact` ON `intro`.`contact-id` = `contact`.`id`
 188                         WHERE `intro`.`uid` = %d AND NOT `intro`.`blocked` AND NOT `intro`.`ignore` AND `intro`.`contact-id` != 0 AND (`intro`.`fid` = 0 OR `intro`.`fid` IS NULL)",
 189                         intval(local_user())
 190                 );
 191
 192                 $intro_count = count($intros1) + count($intros2);
 193                 $intros = $intros1 + $intros2;
 194
 195                 $myurl = DI::baseUrl() . '/profile/' . $a->user['nickname'];
 196                 $mails = q(
 197                         "SELECT `id`, `from-name`, `from-url`, `from-photo`, `created` FROM `mail`
 198                         WHERE `uid` = %d AND `seen` = 0 AND `from-url` != '%s' ",
 199                         intval(local_user()),
 200                         DBA::escape($myurl)
 201                 );
 202                 $mail_count = count($mails);
 203
 204                 if (intval(DI::config()->get('config', 'register_policy')) === \Friendica\Module\Register::APPROVE && is_site_admin()) {
 205                         $regs = Friendica\Model\Register::getPending();
 206
 207                         if (DBA::isResult($regs)) {
 208                                 $register_count = count($regs);
 209                         }
 210                 }
 211
 212                 $cachekey = "ping_init:".local_user();
 213                 $ev = DI::cache()->get($cachekey);
 214                 if (is_null($ev)) {
 215                         $ev = q(
 216                                 "SELECT type, start, adjust FROM `event`
 217                                 WHERE `event`.`uid` = %d AND `start` < '%s' AND `finish` > '%s' and `ignore` = 0
 218                                 ORDER BY `start` ASC ",
 219                                 intval(local_user()),
 220                                 DBA::escape(DateTimeFormat::utc('now + 7 days')),
 221                                 DBA::escape(DateTimeFormat::utcNow())
 222                         );
 223                         if (DBA::isResult($ev)) {
 224                                 DI::cache()->set($cachekey, $ev, Duration::HOUR);
 225                         }
 226                 }
 227
 228                 if (DBA::isResult($ev)) {
 229                         $all_events = count($ev);
 230
 231                         if ($all_events) {
 232                                 $str_now = DateTimeFormat::timezoneNow($a->timezone, 'Y-m-d');
 233                                 foreach ($ev as $x) {
 234                                         $bd = false;
 235                                         if ($x['type'] === 'birthday') {
 236                                                 $birthdays ++;
 237                                                 $bd = true;
 238                                         } else {
 239                                                 $events ++;
 240                                         }
 241                                         if (DateTimeFormat::convert($x['start'], ((intval($x['adjust'])) ? $a->timezone : 'UTC'), 'UTC', 'Y-m-d') === $str_now) {
 242                                                 $all_events_today ++;
 243                                                 if ($bd) {
 244                                                         $birthdays_today ++;
 245                                                 } else {
 246                                                         $events_today ++;
 247                                                 }
 248                                         }
 249                                 }
 250                         }
 251                 }
 252
 253                 $data['intro']    = $intro_count;
 254                 $data['mail']     = $mail_count;
 255                 $data['net']      = $network_count;
 256                 $data['home']     = $home_count;
 257                 $data['register'] = $register_count;
 258
 259                 $data['all-events']       = $all_events;
 260                 $data['all-events-today'] = $all_events_today;
 261                 $data['events']           = $events;
 262                 $data['events-today']     = $events_today;
 263                 $data['birthdays']        = $birthdays;
 264                 $data['birthdays-today']  = $birthdays_today;
 265
 266                 if (DBA::isResult($notifications)) {
 267                         foreach ($notifications as $notif) {
 268                                 if ($notif['seen'] == 0) {
 269                                         $sysnotify_count ++;
 270                                 }
 271                         }
 272                 }
 273
 274                 // merge all notification types in one array
 275                 if (DBA::isResult($intros)) {
 276                         foreach ($intros as $intro) {
 277                                 $notif = [
 278                                         'id'      => 0,
 279                                         'href'    => DI::baseUrl() . '/notifications/intros/' . $intro['id'],
 280                                         'name'    => BBCode::convert($intro['name']),
 281                                         'url'     => $intro['url'],
 282                                         'photo'   => $intro['photo'],
 283                                         'date'    => $intro['datetime'],
 284                                         'seen'    => false,
 285                                         'message' => DI::l10n()->t('{0} wants to be your friend'),
 286                                 ];
 287                                 $notifications[] = $notif;
 288                         }
 289                 }
 290
 291                 if (DBA::isResult($regs)) {
 292                         if (count($regs) <= 1 || DI::pConfig()->get(local_user(), 'system', 'detailed_notif')) {
 293                                 foreach ($regs as $reg) {
 294                                         $notif = [
 295                                                 'id'      => 0,
 296                                                 'href'    => DI::baseUrl() . '/admin/users/pending',
 297                                                 'name'    => $reg['name'],
 298                                                 'url'     => $reg['url'],
 299                                                 'photo'   => $reg['micro'],
 300                                                 'date'    => $reg['created'],
 301                                                 'seen'    => false,
 302                                                 'message' => DI::l10n()->t('{0} requested registration'),
 303                                         ];
 304                                         $notifications[] = $notif;
 305                                 }
 306                         } else {
 307                                 $notif = [
 308                                         'id'      => 0,
 309                                         'href'    => DI::baseUrl() . '/admin/users/pending',
 310                                         'name'    => $regs[0]['name'],
 311                                         'url'     => $regs[0]['url'],
 312                                         'photo'   => $regs[0]['micro'],
 313                                         'date'    => $regs[0]['created'],
 314                                         'seen'    => false,
 315                                         'message' => DI::l10n()->t('{0} and %d others requested registration', count($regs) - 1),
 316                                 ];
 317                                 $notifications[] = $notif;
 318                         }
 319                 }
 320
 321                 // sort notifications by $[]['date']
 322                 $sort_function = function ($a, $b) {
 323                         $adate = strtotime($a['date']);
 324                         $bdate = strtotime($b['date']);
 325
 326                         // Unseen messages are kept at the top
 327                         // The value 31536000 means one year. This should be enough :-)
 328                         if (!$a['seen']) {
 329                                 $adate += 31536000;
 330                         }
 331                         if (!$b['seen']) {
 332                                 $bdate += 31536000;
 333                         }
 334
 335                         if ($adate == $bdate) {
 336                                 return 0;
 337                         }
 338                         return ($adate < $bdate) ? 1 : -1;
 339                 };
 340                 usort($notifications, $sort_function);
 341
 342                 array_walk($notifications, function (&$notification) {
 343                         if (empty($notification['photo'])) {
 344                                 $contact = Contact::getByURL($notification['url'], false, ['micro', 'id', 'avatar']);
 345                                 $notification['photo'] = Contact::getMicro($contact, $notification['photo']);
 346                         }
 347
 348                         $notification['timestamp'] = DateTimeFormat::local($notification['date']);
 349                         $notification['date'] = Temporal::getRelativeDate($notification['date']);
 350                 });
 351         }
 352
 353         $sysmsgs = [];
 354         $sysmsgs_info = [];
 355
 356         if (!empty($_SESSION['sysmsg'])) {
 357                 $sysmsgs = $_SESSION['sysmsg'];
 358                 unset($_SESSION['sysmsg']);
 359         }
 360
 361         if (!empty($_SESSION['sysmsg_info'])) {
 362                 $sysmsgs_info = $_SESSION['sysmsg_info'];
 363                 unset($_SESSION['sysmsg_info']);
 364         }
 365
 366         if ($format == 'json') {
 367                 $data['groups'] = $groups_unseen;
 368                 $data['forums'] = $forums_unseen;
 369                 $data['notification'] = $sysnotify_count + $intro_count + $register_count;
 370                 $data['notifications'] = $notifications;
 371                 $data['sysmsgs'] = [
 372                         'notice' => $sysmsgs,
 373                         'info' => $sysmsgs_info
 374                 ];
 375
 376                 $json_payload = json_encode(["result" => $data]);
 377
 378                 if (isset($_GET['callback'])) {
 379                         // JSONP support
 380                         header("Content-type: application/javascript");
 381                         echo $_GET['callback'] . '(' . $json_payload . ')';
 382                 } else {
 383                         header("Content-type: application/json");
 384                         echo $json_payload;
 385                 }
 386         } else {
 387                 // Legacy slower XML format output
 388                 $data = ping_format_xml_data($data, $sysnotify_count, $notifications, $sysmsgs, $sysmsgs_info, $groups_unseen, $forums_unseen);
 389
 390                 header("Content-type: text/xml");
 391                 echo XML::fromArray(["result" => $data], $xml);
 392         }
 393
 394         exit();
 395 }
 396
 397 /**
 398  * Retrieves the notifications array for the given user ID
 399  *
 400  * @param int $uid User id
 401  * @return array Associative array of notifications
 402  * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 403  */
 404 function ping_get_notifications($uid)
 405 {
 406         $result  = [];
 407         $offset  = 0;
 408         $seen    = false;
 409         $seensql = "NOT";
 410         $order   = "DESC";
 411         $quit    = false;
 412
 413         do {
 414                 $r = q(
 415                         "SELECT `notify`.*, `post-view`.`visible`, `post-view`.`deleted`
 416                         FROM `notify` LEFT JOIN `post-view` ON `post-view`.`id` = `notify`.`iid`
 417                         WHERE `notify`.`uid` = %d AND `notify`.`msg` != ''
 418                         AND NOT (`notify`.`type` IN (%d, %d))
 419                         AND $seensql `notify`.`seen` ORDER BY `notify`.`date` $order LIMIT %d, 50",
 420                         intval($uid),
 421                         intval(Type::INTRO),
 422                         intval(Type::MAIL),
 423                         intval($offset)
 424                 );
 425
 426                 if (!$r && !$seen) {
 427                         $seen = true;
 428                         $seensql = "";
 429                         $order = "DESC";
 430                         $offset = 0;
 431                 } elseif (!$r) {
 432                         $quit = true;
 433                 } else {
 434                         $offset += 50;
 435                 }
 436
 437                 foreach ($r as $notification) {
 438                         if (is_null($notification["visible"])) {
 439                                 $notification["visible"] = true;
 440                         }
 441
 442                         if (is_null($notification["deleted"])) {
 443                                 $notification["deleted"] = 0;
 444                         }
 445
 446                         if ($notification["msg_cache"]) {
 447                                 $notification["name"] = $notification["name_cache"];
 448                                 $notification["message"] = $notification["msg_cache"];
 449                         } else {
 450                                 $notification["name"] = strip_tags(BBCode::convert($notification["name"]));
 451                                 $notification["message"] = Friendica\Model\Notify::formatMessage($notification["name"], strip_tags(BBCode::convert($notification["msg"])));
 452
 453                                 q(
 454                                         "UPDATE `notify` SET `name_cache` = '%s', `msg_cache` = '%s' WHERE `id` = %d",
 455                                         DBA::escape($notification["name"]),
 456                                         DBA::escape($notification["message"]),
 457                                         intval($notification["id"])
 458                                 );
 459                         }
 460
 461                         $notification["href"] = DI::baseUrl() . "/notification/" . $notification["id"];
 462
 463                         if ($notification["visible"]
 464                                 && !$notification["deleted"]
 465                                 && empty($result[$notification['parent']])
 466                         ) {
 467                                 // Should we condense the notifications or show them all?
 468                                 if (DI::pConfig()->get(local_user(), 'system', 'detailed_notif')) {
 469                                         $result[$notification["id"]] = $notification;
 470                                 } else {
 471                                         $result[$notification['parent']] = $notification;
 472                                 }
 473                         }
 474                 }
 475         } while ((count($result) < 50) && !$quit);
 476
 477         return($result);
 478 }
 479
 480 /**
 481  * Backward-compatible XML formatting for ping.php output
 482  * @deprecated
 483  *
 484  * @param array $data            The initial ping data array
 485  * @param int   $sysnotify_count Number of unseen system notifications
 486  * @param array $notifs          Complete list of notification
 487  * @param array $sysmsgs         List of system notice messages
 488  * @param array $sysmsgs_info    List of system info messages
 489  * @param array $groups_unseen   List of unseen group items
 490  * @param array $forums_unseen   List of unseen forum items
 491  *
 492  * @return array XML-transform ready data array
 493  */
 494 function ping_format_xml_data($data, $sysnotify_count, $notifs, $sysmsgs, $sysmsgs_info, $groups_unseen, $forums_unseen)
 495 {
 496         $notifications = [];
 497         foreach ($notifs as $key => $notif) {
 498                 $notifications[$key . ':note'] = $notif['message'];
 499
 500                 $notifications[$key . ':@attributes'] = [
 501                         'id'        => $notif['id'],
 502                         'href'      => $notif['href'],
 503                         'name'      => $notif['name'],
 504                         'url'       => $notif['url'],
 505                         'photo'     => $notif['photo'],
 506                         'date'      => $notif['date'],
 507                         'seen'      => $notif['seen'],
 508                         'timestamp' => $notif['timestamp']
 509                 ];
 510         }
 511
 512         $sysmsg = [];
 513         foreach ($sysmsgs as $key => $m) {
 514                 $sysmsg[$key . ':notice'] = $m;
 515         }
 516         foreach ($sysmsgs_info as $key => $m) {
 517                 $sysmsg[$key . ':info'] = $m;
 518         }
 519
 520         $data['notif'] = $notifications;
 521         $data['@attributes'] = ['count' => $sysnotify_count + $data['intro'] + $data['mail'] + $data['register']];
 522         $data['sysmsgs'] = $sysmsg;
 523
 524         if ($data['register'] == 0) {
 525                 unset($data['register']);
 526         }
 527
 528         $groups = [];
 529         if (count($groups_unseen)) {
 530                 foreach ($groups_unseen as $key => $item) {
 531                         $groups[$key . ':group'] = $item['count'];
 532                         $groups[$key . ':@attributes'] = ['id' => $item['id']];
 533                 }
 534                 $data['groups'] = $groups;
 535         }
 536
 537         $forums = [];
 538         if (count($forums_unseen)) {
 539                 foreach ($forums_unseen as $key => $item) {
 540                         $forums[$key . ':forum'] = $item['count'];
 541                         $forums[$key . ':@attributes'] = ['id' => $item['id']];
 542                 }
 543                 $data['forums'] = $forums;
 544         }
 545
 546         return $data;
 547 }