mod/ping.php

   1 <?php
   2 /**
   3  * @file include/ping.php
   4  */
   5 use Friendica\App;
   6 use Friendica\Core\Cache;
   7 use Friendica\Core\System;
   8 use Friendica\Core\PConfig;
   9 use Friendica\Database\DBM;
  10 use Friendica\Object\Contact;
  11 use Friendica\Util\XML;
  12
  13 require_once 'include/datetime.php';
  14 require_once 'include/bbcode.php';
  15 require_once 'include/ForumManager.php';
  16 require_once 'include/group.php';
  17 require_once 'mod/proxy.php';
  18 require_once 'include/enotify.php';
  19
  20 /**
  21  * @brief Outputs the counts and the lists of various notifications
  22  *
  23  * The output format can be controlled via the GET parameter 'format'. It can be
  24  * - xml (deprecated legacy default)
  25  * - json (outputs JSONP with the 'callback' GET parameter)
  26  *
  27  * Expected JSON structure:
  28  * {
  29  *              "result": {
  30  *                      "intro": 0,
  31  *                      "mail": 0,
  32  *                      "net": 0,
  33  *                      "home": 0,
  34  *                      "register": 0,
  35  *                      "all-events": 0,
  36  *                      "all-events-today": 0,
  37  *                      "events": 0,
  38  *                      "events-today": 0,
  39  *                      "birthdays": 0,
  40  *                      "birthdays-today": 0,
  41  *                      "groups": [ ],
  42  *                      "forums": [ ],
  43  *                      "notify": 0,
  44  *                      "notifications": [ ],
  45  *                      "sysmsgs": {
  46  *                              "notice": [ ],
  47  *                              "info": [ ]
  48  *                      }
  49  *              }
  50  *      }
  51  *
  52  * @param App $a The Friendica App instance
  53  */
  54 function ping_init(App $a)
  55 {
  56         $format = 'xml';
  57
  58         if (isset($_GET['format']) && $_GET['format'] == 'json') {
  59                 $format = 'json';
  60         }
  61
  62         $tags          = array();
  63         $comments      = array();
  64         $likes         = array();
  65         $dislikes      = array();
  66         $friends       = array();
  67         $posts         = array();
  68         $regs          = array();
  69         $mails         = array();
  70         $notifications = array();
  71
  72         $intro_count    = 0;
  73         $mail_count     = 0;
  74         $home_count     = 0;
  75         $network_count  = 0;
  76         $register_count = 0;
  77         $sysnotify_count = 0;
  78         $groups_unseen  = array();
  79         $forums_unseen  = array();
  80
  81         $all_events       = 0;
  82         $all_events_today = 0;
  83         $events           = 0;
  84         $events_today     = 0;
  85         $birthdays        = 0;
  86         $birthdays_today  = 0;
  87
  88         $data = array();
  89         $data['intro']    = $intro_count;
  90         $data['mail']     = $mail_count;
  91         $data['net']      = $network_count;
  92         $data['home']     = $home_count;
  93         $data['register'] = $register_count;
  94
  95         $data['all-events']       = $all_events;
  96         $data['all-events-today'] = $all_events_today;
  97         $data['events']           = $events;
  98         $data['events-today']     = $events_today;
  99         $data['birthdays']        = $birthdays;
 100         $data['birthdays-today']  = $birthdays_today;
 101
 102         if (local_user()) {
 103                 // Different login session than the page that is calling us.
 104                 if (intval($_GET['uid']) && intval($_GET['uid']) != local_user()) {
 105                         $data = array('result' => array('invalid' => 1));
 106
 107                         if ($format == 'json') {
 108                                 if (isset($_GET['callback'])) {
 109                                         // JSONP support
 110                                         header("Content-type: application/javascript");
 111                                         echo $_GET['callback'] . '(' . json_encode($data) . ')';
 112                                 } else {
 113                                         header("Content-type: application/json");
 114                                         echo json_encode($data);
 115                                 }
 116                         } else {
 117                                 header("Content-type: text/xml");
 118                                 echo XML::from_array($data, $xml);
 119                         }
 120                         killme();
 121                 }
 122
 123                 $notifs = ping_get_notifications(local_user());
 124
 125                 $items_unseen = q(
 126                         "SELECT `item`.`id`, `item`.`parent`, `item`.`verb`, `item`.`wall`, `item`.`author-name`,
 127                                 `item`.`contact-id`, `item`.`author-link`, `item`.`author-avatar`, `item`.`created`, `item`.`object`,
 128                                 `pitem`.`author-name` AS `pname`, `pitem`.`author-link` AS `plink`
 129                                 FROM `item` INNER JOIN `item` AS `pitem` ON  `pitem`.`id` = `item`.`parent`
 130                                 WHERE `item`.`unseen` = 1 AND `item`.`visible` = 1 AND
 131                                  `item`.`deleted` = 0 AND `item`.`uid` = %d AND `pitem`.`parent` != 0
 132                                 AND `item`.`contact-id` != %d
 133                                 ORDER BY `item`.`created` DESC",
 134                         intval(local_user()),
 135                         intval(local_user())
 136                 );
 137
 138                 if (DBM::is_result($items_unseen)) {
 139                         $arr = array('items' => $items_unseen);
 140                         call_hooks('network_ping', $arr);
 141
 142                         foreach ($items_unseen as $item) {
 143                                 if ($item['wall']) {
 144                                         $home_count++;
 145                                 } else {
 146                                         $network_count++;
 147                                 }
 148                         }
 149                 }
 150
 151                 if ($network_count) {
 152                         if (intval(feature_enabled(local_user(), 'groups'))) {
 153                                 // Find out how unseen network posts are spread across groups
 154                                 $group_counts = groups_count_unseen();
 155                                 if (DBM::is_result($group_counts)) {
 156                                         foreach ($group_counts as $group_count) {
 157                                                 if ($group_count['count'] > 0) {
 158                                                         $groups_unseen[] = $group_count;
 159                                                 }
 160                                         }
 161                                 }
 162                         }
 163
 164                         if (intval(feature_enabled(local_user(), 'forumlist_widget'))) {
 165                                 $forum_counts = ForumManager::count_unseen_items();
 166                                 if (DBM::is_result($forums_counts)) {
 167                                         foreach ($forums_counts as $forum_count) {
 168                                                 if ($forum_count['count'] > 0) {
 169                                                         $forums_unseen[] = $forum_count;
 170                                                 }
 171                                         }
 172                                 }
 173                         }
 174                 }
 175
 176                 $intros1 = q(
 177                         "SELECT  `intro`.`id`, `intro`.`datetime`,
 178                         `fcontact`.`name`, `fcontact`.`url`, `fcontact`.`photo`
 179                         FROM `intro` LEFT JOIN `fcontact` ON `intro`.`fid` = `fcontact`.`id`
 180                         WHERE `intro`.`uid` = %d  AND `intro`.`blocked` = 0 AND `intro`.`ignore` = 0 AND `intro`.`fid` != 0",
 181                         intval(local_user())
 182                 );
 183                 $intros2 = q(
 184                         "SELECT `intro`.`id`, `intro`.`datetime`,
 185                         `contact`.`name`, `contact`.`url`, `contact`.`photo`
 186                         FROM `intro` LEFT JOIN `contact` ON `intro`.`contact-id` = `contact`.`id`
 187                         WHERE `intro`.`uid` = %d  AND `intro`.`blocked` = 0 AND `intro`.`ignore` = 0 AND `intro`.`contact-id` != 0",
 188                         intval(local_user())
 189                 );
 190
 191                 $intro_count = count($intros1) + count($intros2);
 192                 $intros = $intros1 + $intros2;
 193
 194                 $myurl = System::baseUrl() . '/profile/' . $a->user['nickname'] ;
 195                 $mails = q(
 196                         "SELECT `id`, `from-name`, `from-url`, `from-photo`, `created` FROM `mail`
 197                         WHERE `uid` = %d AND `seen` = 0 AND `from-url` != '%s' ",
 198                         intval(local_user()),
 199                         dbesc($myurl)
 200                 );
 201                 $mail_count = count($mails);
 202
 203                 if ($a->config['register_policy'] == REGISTER_APPROVE && is_site_admin()) {
 204                         $regs = q(
 205                                 "SELECT `contact`.`name`, `contact`.`url`, `contact`.`micro`, `register`.`created`, COUNT(*) AS `total`
 206                                 FROM `contact` RIGHT JOIN `register` ON `register`.`uid` = `contact`.`uid`
 207                                 WHERE `contact`.`self` = 1"
 208                         );
 209
 210                         if (DBM::is_result($regs)) {
 211                                 $register_count = $regs[0]['total'];
 212                         }
 213                 }
 214
 215                 $cachekey = "ping_init:".local_user();
 216                 $ev = Cache::get($cachekey);
 217                 if (is_null($ev)) {
 218                         $ev = q(
 219                                 "SELECT type, start, adjust FROM `event`
 220                                 WHERE `event`.`uid` = %d AND `start` < '%s' AND `finish` > '%s' and `ignore` = 0
 221                                 ORDER BY `start` ASC ",
 222                                 intval(local_user()),
 223                                 dbesc(datetime_convert('UTC', 'UTC', 'now + 7 days')),
 224                                 dbesc(datetime_convert('UTC', 'UTC', 'now'))
 225                         );
 226                         if (DBM::is_result($ev)) {
 227                                 Cache::set($cachekey, $ev, CACHE_HOUR);
 228                         }
 229                 }
 230
 231                 if (DBM::is_result($ev)) {
 232                         $all_events = count($ev);
 233
 234                         if ($all_events) {
 235                                 $str_now = datetime_convert('UTC', $a->timezone, 'now', 'Y-m-d');
 236                                 foreach ($ev as $x) {
 237                                         $bd = false;
 238                                         if ($x['type'] === 'birthday') {
 239                                                 $birthdays ++;
 240                                                 $bd = true;
 241                                         } else {
 242                                                 $events ++;
 243                                         }
 244                                         if (datetime_convert('UTC', ((intval($x['adjust'])) ? $a->timezone : 'UTC'), $x['start'], 'Y-m-d') === $str_now) {
 245                                                 $all_events_today ++;
 246                                                 if ($bd) {
 247                                                         $birthdays_today ++;
 248                                                 } else {
 249                                                         $events_today ++;
 250                                                 }
 251                                         }
 252                                 }
 253                         }
 254                 }
 255
 256                 $data['intro']    = $intro_count;
 257                 $data['mail']     = $mail_count;
 258                 $data['net']      = $network_count;
 259                 $data['home']     = $home_count;
 260                 $data['register'] = $register_count;
 261
 262                 $data['all-events']       = $all_events;
 263                 $data['all-events-today'] = $all_events_today;
 264                 $data['events']           = $events;
 265                 $data['events-today']     = $events_today;
 266                 $data['birthdays']        = $birthdays;
 267                 $data['birthdays-today']  = $birthdays_today;
 268
 269                 if (DBM::is_result($notifs)) {
 270                         foreach ($notifs as $notif) {
 271                                 if ($notif['seen'] == 0) {
 272                                         $sysnotify_count ++;
 273                                 }
 274                         }
 275                 }
 276
 277                 // merge all notification types in one array
 278                 if (DBM::is_result($intros)) {
 279                         foreach ($intros as $intro) {
 280                                 $notif = array(
 281                                         'href'    => System::baseUrl() . '/notifications/intros/' . $intro['id'],
 282                                         'name'    => $intro['name'],
 283                                         'url'     => $intro['url'],
 284                                         'photo'   => $intro['photo'],
 285                                         'date'    => $intro['datetime'],
 286                                         'seen'    => false,
 287                                         'message' => t('{0} wants to be your friend'),
 288                                 );
 289                                 $notifs[] = $notif;
 290                         }
 291                 }
 292
 293                 if (DBM::is_result($mails)) {
 294                         foreach ($mails as $mail) {
 295                                 $notif = array(
 296                                         'href'    => System::baseUrl() . '/message/' . $mail['id'],
 297                                         'name'    => $mail['from-name'],
 298                                         'url'     => $mail['from-url'],
 299                                         'photo'   => $mail['from-photo'],
 300                                         'date'    => $mail['created'],
 301                                         'seen'    => false,
 302                                         'message' => t('{0} sent you a message'),
 303                                 );
 304                                 $notifs[] = $notif;
 305                         }
 306                 }
 307
 308                 if (DBM::is_result($regs)) {
 309                         foreach ($regs as $reg) {
 310                                 $notif = array(
 311                                         'href'    => System::baseUrl() . '/admin/users/',
 312                                         'name'    => $reg['name'],
 313                                         'url'     => $reg['url'],
 314                                         'photo'   => $reg['micro'],
 315                                         'date'    => $reg['created'],
 316                                         'seen'    => false,
 317                                         'message' => t('{0} requested registration'),
 318                                 );
 319                                 $notifs[] = $notif;
 320                         }
 321                 }
 322
 323                 // sort notifications by $[]['date']
 324                 $sort_function = function ($a, $b) {
 325                         $adate = strtotime($a['date']);
 326                         $bdate = strtotime($b['date']);
 327
 328                         // Unseen messages are kept at the top
 329                         // The value 31536000 means one year. This should be enough :-)
 330                         if (!$a['seen']) {
 331                                 $adate += 31536000;
 332                         }
 333                         if (!$b['seen']) {
 334                                 $bdate += 31536000;
 335                         }
 336
 337                         if ($adate == $bdate) {
 338                                 return 0;
 339                         }
 340                         return ($adate < $bdate) ? 1 : -1;
 341                 };
 342                 usort($notifs, $sort_function);
 343
 344                 if (DBM::is_result($notifs)) {
 345                         // Are the nofications called from the regular process or via the friendica app?
 346                         $regularnotifications = (intval($_GET['uid']) && intval($_GET['_']));
 347
 348                         foreach ($notifs as $notif) {
 349                                 if ($a->is_friendica_app() || !$regularnotifications) {
 350                                         $notif['message'] = str_replace("{0}", $notif['name'], $notif['message']);
 351                                 }
 352
 353                                 $contact = get_contact_details_by_url($notif['url']);
 354                                 if (isset($contact['micro'])) {
 355                                         $notif['photo'] = proxy_url($contact['micro'], false, PROXY_SIZE_MICRO);
 356                                 } else {
 357                                         $notif['photo'] = proxy_url($notif['photo'], false, PROXY_SIZE_MICRO);
 358                                 }
 359
 360                                 $local_time = datetime_convert('UTC', date_default_timezone_get(), $notif['date']);
 361
 362                                 $notifications[] = array(
 363                                         'id'        => $notif['id'],
 364                                         'href'      => $notif['href'],
 365                                         'name'      => $notif['name'],
 366                                         'url'       => $notif['url'],
 367                                         'photo'     => $notif['photo'],
 368                                         'date'      => relative_date($notif['date']),
 369                                         'message'   => $notif['message'],
 370                                         'seen'      => $notif['seen'],
 371                                         'timestamp' => strtotime($local_time)
 372                                 );
 373                         }
 374                 }
 375         }
 376
 377         $sysmsgs = array();
 378         $sysmsgs_info = array();
 379
 380         if (x($_SESSION, 'sysmsg')) {
 381                 $sysmsgs = $_SESSION['sysmsg'];
 382                 unset($_SESSION['sysmsg']);
 383         }
 384
 385         if (x($_SESSION, 'sysmsg_info')) {
 386                 $sysmsgs_info = $_SESSION['sysmsg_info'];
 387                 unset($_SESSION['sysmsg_info']);
 388         }
 389
 390         if ($format == 'json') {
 391                 $data['groups'] = $groups_unseen;
 392                 $data['forums'] = $forums_unseen;
 393                 $data['notify'] = $sysnotify_count + $intro_count + $mail_count + $register_count;
 394                 $data['notifications'] = $notifications;
 395                 $data['sysmsgs'] = array(
 396                         'notice' => $sysmsgs,
 397                         'info' => $sysmsgs_info
 398                 );
 399
 400                 $json_payload = json_encode(array("result" => $data));
 401
 402                 if (isset($_GET['callback'])) {
 403                         // JSONP support
 404                         header("Content-type: application/javascript");
 405                         echo $_GET['callback'] . '(' . $json_payload . ')';
 406                 } else {
 407                         header("Content-type: application/json");
 408                         echo $json_payload;
 409                 }
 410         } else {
 411                 // Legacy slower XML format output
 412                 $data = ping_format_xml_data($data, $sysnotify_count, $notifications, $sysmsgs, $sysmsgs_info, $groups_unseen, $forums_unseen);
 413
 414                 header("Content-type: text/xml");
 415                 echo XML::from_array(array("result" => $data), $xml);
 416         }
 417
 418         killme();
 419 }
 420
 421 /**
 422  * @brief Retrieves the notifications array for the given user ID
 423  *
 424  * @param int $uid User id
 425  * @return array Associative array of notifications
 426  */
 427 function ping_get_notifications($uid)
 428 {
 429         $result  = array();
 430         $offset  = 0;
 431         $seen    = false;
 432         $seensql = "NOT";
 433         $order   = "DESC";
 434         $quit    = false;
 435
 436         $a = get_app();
 437
 438         do {
 439                 $r = q(
 440                         "SELECT `notify`.*, `item`.`visible`, `item`.`spam`, `item`.`deleted`
 441                         FROM `notify` LEFT JOIN `item` ON `item`.`id` = `notify`.`iid`
 442                         WHERE `notify`.`uid` = %d AND `notify`.`msg` != ''
 443                         AND NOT (`notify`.`type` IN (%d, %d))
 444                         AND $seensql `notify`.`seen` ORDER BY `notify`.`date` $order LIMIT %d, 50",
 445                         intval($uid),
 446                         intval(NOTIFY_INTRO),
 447                         intval(NOTIFY_MAIL),
 448                         intval($offset)
 449                 );
 450
 451                 if (!$r && !$seen) {
 452                         $seen = true;
 453                         $seensql = "";
 454                         $order = "DESC";
 455                         $offset = 0;
 456                 } elseif (!$r) {
 457                         $quit = true;
 458                 } else {
 459                         $offset += 50;
 460                 }
 461
 462                 foreach ($r as $notification) {
 463                         if (is_null($notification["visible"])) {
 464                                 $notification["visible"] = true;
 465                         }
 466
 467                         if (is_null($notification["spam"])) {
 468                                 $notification["spam"] = 0;
 469                         }
 470
 471                         if (is_null($notification["deleted"])) {
 472                                 $notification["deleted"] = 0;
 473                         }
 474
 475                         if ($notification["msg_cache"]) {
 476                                 $notification["name"] = $notification["name_cache"];
 477                                 $notification["message"] = $notification["msg_cache"];
 478                         } else {
 479                                 $notification["name"] = strip_tags(bbcode($notification["name"]));
 480                                 $notification["message"] = format_notification_message($notification["name"], strip_tags(bbcode($notification["msg"])));
 481
 482                                 q(
 483                                         "UPDATE `notify` SET `name_cache` = '%s', `msg_cache` = '%s' WHERE `id` = %d",
 484                                         dbesc($notification["name"]),
 485                                         dbesc($notification["message"]),
 486                                         intval($notification["id"])
 487                                 );
 488                         }
 489
 490                         $notification["href"] = System::baseUrl() . "/notify/view/" . $notification["id"];
 491
 492                         if ($notification["visible"] && !$notification["spam"]
 493                                 && !$notification["deleted"] && !is_array($result[$notification["parent"]])
 494                         ) {
 495                                 // Should we condense the notifications or show them all?
 496                                 if (PConfig::get(local_user(), 'system', 'detailed_notif')) {
 497                                         $result[$notification["id"]] = $notification;
 498                                 } else {
 499                                         $result[$notification["parent"]] = $notification;
 500                                 }
 501                         }
 502                 }
 503         } while ((count($result) < 50) && !$quit);
 504
 505         return($result);
 506 }
 507
 508 /**
 509  * @brief Backward-compatible XML formatting for ping.php output
 510  * @deprecated
 511  *
 512  * @param array $data          The initial ping data array
 513  * @param int   $sysnotify     Number of unseen system notifications
 514  * @param array $notifs        Complete list of notification
 515  * @param array $sysmsgs       List of system notice messages
 516  * @param array $sysmsgs_info  List of system info messages
 517  * @param int   $groups_unseen Number of unseen group items
 518  * @param int   $forums_unseen Number of unseen forum items
 519  * @return array XML-transform ready data array
 520  */
 521 function ping_format_xml_data($data, $sysnotify, $notifs, $sysmsgs, $sysmsgs_info, $groups_unseen, $forums_unseen)
 522 {
 523         $notifications = array();
 524         foreach ($notifs as $key => $notif) {
 525                 $notifications[$key . ':note'] = $notif['message'];
 526
 527                 $notifications[$key . ':@attributes'] = array(
 528                         'id'        => $notif['id'],
 529                         'href'      => $notif['href'],
 530                         'name'      => $notif['name'],
 531                         'url'       => $notif['url'],
 532                         'photo'     => $notif['photo'],
 533                         'date'      => $notif['date'],
 534                         'seen'      => $notif['seen'],
 535                         'timestamp' => $notif['timestamp']
 536                 );
 537         }
 538
 539         $sysmsg = array();
 540         foreach ($sysmsgs as $key => $m) {
 541                 $sysmsg[$key . ':notice'] = $m;
 542         }
 543         foreach ($sysmsgs_info as $key => $m) {
 544                 $sysmsg[$key . ':info'] = $m;
 545         }
 546
 547         $data['notif'] = $notifications;
 548         $data['@attributes'] = array('count' => $sysnotify_count + $data['intro'] + $data['mail'] + $data['register']);
 549         $data['sysmsgs'] = $sysmsg;
 550
 551         if ($data['register'] == 0) {
 552                 unset($data['register']);
 553         }
 554
 555         $groups = array();
 556         if (count($groups_unseen)) {
 557                 foreach ($groups_unseen as $key => $item) {
 558                         $groups[$key . ':group'] = $item['count'];
 559                         $groups[$key . ':@attributes'] = array('id' => $item['id']);
 560                 }
 561                 $data['groups'] = $groups;
 562         }
 563
 564         $forums = array();
 565         if (count($forums_unseen)) {
 566                 foreach ($forums_unseen as $key => $item) {
 567                         $forums[$count . ':forum'] = $item['count'];
 568                         $forums[$count . ':@attributes'] = array('id' => $item['id']);
 569                 }
 570                 $data['forums'] = $forums;
 571         }
 572
 573         return $data;
 574 }