mod/ping.php

   1 <?php
   2 /**
   3  * @file include/ping.php
   4  */
   5 use Friendica\App;
   6 use Friendica\Content\Feature;
   7 use Friendica\Content\ForumManager;
   8 use Friendica\Core\Cache;
   9 use Friendica\Core\System;
  10 use Friendica\Core\PConfig;
  11 use Friendica\Database\DBM;
  12 use Friendica\Model\Contact;
  13 use Friendica\Model\Group;
  14 use Friendica\Util\XML;
  15
  16 require_once 'include/datetime.php';
  17 require_once 'include/bbcode.php';
  18 require_once 'mod/proxy.php';
  19 require_once 'include/enotify.php';
  20
  21 /**
  22  * @brief Outputs the counts and the lists of various notifications
  23  *
  24  * The output format can be controlled via the GET parameter 'format'. It can be
  25  * - xml (deprecated legacy default)
  26  * - json (outputs JSONP with the 'callback' GET parameter)
  27  *
  28  * Expected JSON structure:
  29  * {
  30  *              "result": {
  31  *                      "intro": 0,
  32  *                      "mail": 0,
  33  *                      "net": 0,
  34  *                      "home": 0,
  35  *                      "register": 0,
  36  *                      "all-events": 0,
  37  *                      "all-events-today": 0,
  38  *                      "events": 0,
  39  *                      "events-today": 0,
  40  *                      "birthdays": 0,
  41  *                      "birthdays-today": 0,
  42  *                      "groups": [ ],
  43  *                      "forums": [ ],
  44  *                      "notify": 0,
  45  *                      "notifications": [ ],
  46  *                      "sysmsgs": {
  47  *                              "notice": [ ],
  48  *                              "info": [ ]
  49  *                      }
  50  *              }
  51  *      }
  52  *
  53  * @param App $a The Friendica App instance
  54  */
  55 function ping_init(App $a)
  56 {
  57         $format = 'xml';
  58
  59         if (isset($_GET['format']) && $_GET['format'] == 'json') {
  60                 $format = 'json';
  61         }
  62
  63         $tags          = array();
  64         $comments      = array();
  65         $likes         = array();
  66         $dislikes      = array();
  67         $friends       = array();
  68         $posts         = array();
  69         $regs          = array();
  70         $mails         = array();
  71         $notifications = array();
  72
  73         $intro_count    = 0;
  74         $mail_count     = 0;
  75         $home_count     = 0;
  76         $network_count  = 0;
  77         $register_count = 0;
  78         $sysnotify_count = 0;
  79         $groups_unseen  = array();
  80         $forums_unseen  = array();
  81
  82         $all_events       = 0;
  83         $all_events_today = 0;
  84         $events           = 0;
  85         $events_today     = 0;
  86         $birthdays        = 0;
  87         $birthdays_today  = 0;
  88
  89         $data = array();
  90         $data['intro']    = $intro_count;
  91         $data['mail']     = $mail_count;
  92         $data['net']      = $network_count;
  93         $data['home']     = $home_count;
  94         $data['register'] = $register_count;
  95
  96         $data['all-events']       = $all_events;
  97         $data['all-events-today'] = $all_events_today;
  98         $data['events']           = $events;
  99         $data['events-today']     = $events_today;
 100         $data['birthdays']        = $birthdays;
 101         $data['birthdays-today']  = $birthdays_today;
 102
 103         if (local_user()) {
 104                 // Different login session than the page that is calling us.
 105                 if (intval($_GET['uid']) && intval($_GET['uid']) != local_user()) {
 106                         $data = array('result' => array('invalid' => 1));
 107
 108                         if ($format == 'json') {
 109                                 if (isset($_GET['callback'])) {
 110                                         // JSONP support
 111                                         header("Content-type: application/javascript");
 112                                         echo $_GET['callback'] . '(' . json_encode($data) . ')';
 113                                 } else {
 114                                         header("Content-type: application/json");
 115                                         echo json_encode($data);
 116                                 }
 117                         } else {
 118                                 header("Content-type: text/xml");
 119                                 echo XML::fromArray($data, $xml);
 120                         }
 121                         killme();
 122                 }
 123
 124                 $notifs = ping_get_notifications(local_user());
 125
 126                 $items_unseen = q(
 127                         "SELECT `item`.`id`, `item`.`parent`, `item`.`verb`, `item`.`wall`, `item`.`author-name`,
 128                                 `item`.`contact-id`, `item`.`author-link`, `item`.`author-avatar`, `item`.`created`, `item`.`object`,
 129                                 `pitem`.`author-name` AS `pname`, `pitem`.`author-link` AS `plink`
 130                                 FROM `item` INNER JOIN `item` AS `pitem` ON  `pitem`.`id` = `item`.`parent`
 131                                 WHERE `item`.`unseen` = 1 AND `item`.`visible` = 1 AND
 132                                  `item`.`deleted` = 0 AND `item`.`uid` = %d AND `pitem`.`parent` != 0
 133                                 AND `item`.`contact-id` != %d
 134                                 ORDER BY `item`.`created` DESC",
 135                         intval(local_user()),
 136                         intval(local_user())
 137                 );
 138
 139                 if (DBM::is_result($items_unseen)) {
 140                         $arr = array('items' => $items_unseen);
 141                         call_hooks('network_ping', $arr);
 142
 143                         foreach ($items_unseen as $item) {
 144                                 if ($item['wall']) {
 145                                         $home_count++;
 146                                 } else {
 147                                         $network_count++;
 148                                 }
 149                         }
 150                 }
 151
 152                 if ($network_count) {
 153                         if (intval(Feature::isEnabled(local_user(), 'groups'))) {
 154                                 // Find out how unseen network posts are spread across groups
 155                                 $group_counts = Group::countUnseen();
 156                                 if (DBM::is_result($group_counts)) {
 157                                         foreach ($group_counts as $group_count) {
 158                                                 if ($group_count['count'] > 0) {
 159                                                         $groups_unseen[] = $group_count;
 160                                                 }
 161                                         }
 162                                 }
 163                         }
 164
 165                         if (intval(Feature::isEnabled(local_user(), 'forumlist_widget'))) {
 166                                 $forum_counts = ForumManager::countUnseenItems();
 167                                 if (DBM::is_result($forum_counts)) {
 168                                         foreach ($forum_counts as $forum_count) {
 169                                                 if ($forum_count['count'] > 0) {
 170                                                         $forums_unseen[] = $forum_count;
 171                                                 }
 172                                         }
 173                                 }
 174                         }
 175                 }
 176
 177                 $intros1 = q(
 178                         "SELECT  `intro`.`id`, `intro`.`datetime`,
 179                         `fcontact`.`name`, `fcontact`.`url`, `fcontact`.`photo`
 180                         FROM `intro` LEFT JOIN `fcontact` ON `intro`.`fid` = `fcontact`.`id`
 181                         WHERE `intro`.`uid` = %d  AND `intro`.`blocked` = 0 AND `intro`.`ignore` = 0 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` LEFT JOIN `contact` ON `intro`.`contact-id` = `contact`.`id`
 188                         WHERE `intro`.`uid` = %d  AND `intro`.`blocked` = 0 AND `intro`.`ignore` = 0 AND `intro`.`contact-id` != 0",
 189                         intval(local_user())
 190                 );
 191
 192                 $intro_count = count($intros1) + count($intros2);
 193                 $intros = $intros1 + $intros2;
 194
 195                 $myurl = System::baseUrl() . '/profile/' . $a->user['nickname'] ;
 196                 $mails = q(
 197                         "SELECT `id`, `from-name`, `from-url`, `from-photo`, `created` FROM `mail`
 198                         WHERE `uid` = %d AND `seen` = 0 AND `from-url` != '%s' ",
 199                         intval(local_user()),
 200                         dbesc($myurl)
 201                 );
 202                 $mail_count = count($mails);
 203
 204                 if ($a->config['register_policy'] == REGISTER_APPROVE && is_site_admin()) {
 205                         $regs = q(
 206                                 "SELECT `contact`.`name`, `contact`.`url`, `contact`.`micro`, `register`.`created`
 207                                 FROM `contact` RIGHT JOIN `register` ON `register`.`uid` = `contact`.`uid`
 208                                 WHERE `contact`.`self` = 1"
 209                         );
 210
 211                         if (DBM::is_result($regs)) {
 212                                 $register_count = count($regs);
 213                         }
 214                 }
 215
 216                 $cachekey = "ping_init:".local_user();
 217                 $ev = Cache::get($cachekey);
 218                 if (is_null($ev)) {
 219                         $ev = q(
 220                                 "SELECT type, start, adjust FROM `event`
 221                                 WHERE `event`.`uid` = %d AND `start` < '%s' AND `finish` > '%s' and `ignore` = 0
 222                                 ORDER BY `start` ASC ",
 223                                 intval(local_user()),
 224                                 dbesc(datetime_convert('UTC', 'UTC', 'now + 7 days')),
 225                                 dbesc(datetime_convert('UTC', 'UTC', 'now'))
 226                         );
 227                         if (DBM::is_result($ev)) {
 228                                 Cache::set($cachekey, $ev, CACHE_HOUR);
 229                         }
 230                 }
 231
 232                 if (DBM::is_result($ev)) {
 233                         $all_events = count($ev);
 234
 235                         if ($all_events) {
 236                                 $str_now = datetime_convert('UTC', $a->timezone, 'now', 'Y-m-d');
 237                                 foreach ($ev as $x) {
 238                                         $bd = false;
 239                                         if ($x['type'] === 'birthday') {
 240                                                 $birthdays ++;
 241                                                 $bd = true;
 242                                         } else {
 243                                                 $events ++;
 244                                         }
 245                                         if (datetime_convert('UTC', ((intval($x['adjust'])) ? $a->timezone : 'UTC'), $x['start'], 'Y-m-d') === $str_now) {
 246                                                 $all_events_today ++;
 247                                                 if ($bd) {
 248                                                         $birthdays_today ++;
 249                                                 } else {
 250                                                         $events_today ++;
 251                                                 }
 252                                         }
 253                                 }
 254                         }
 255                 }
 256
 257                 $data['intro']    = $intro_count;
 258                 $data['mail']     = $mail_count;
 259                 $data['net']      = $network_count;
 260                 $data['home']     = $home_count;
 261                 $data['register'] = $register_count;
 262
 263                 $data['all-events']       = $all_events;
 264                 $data['all-events-today'] = $all_events_today;
 265                 $data['events']           = $events;
 266                 $data['events-today']     = $events_today;
 267                 $data['birthdays']        = $birthdays;
 268                 $data['birthdays-today']  = $birthdays_today;
 269
 270                 if (DBM::is_result($notifs)) {
 271                         foreach ($notifs as $notif) {
 272                                 if ($notif['seen'] == 0) {
 273                                         $sysnotify_count ++;
 274                                 }
 275                         }
 276                 }
 277
 278                 // merge all notification types in one array
 279                 if (DBM::is_result($intros)) {
 280                         foreach ($intros as $intro) {
 281                                 $notif = array(
 282                                         'href'    => System::baseUrl() . '/notifications/intros/' . $intro['id'],
 283                                         'name'    => $intro['name'],
 284                                         'url'     => $intro['url'],
 285                                         'photo'   => $intro['photo'],
 286                                         'date'    => $intro['datetime'],
 287                                         'seen'    => false,
 288                                         'message' => t('{0} wants to be your friend'),
 289                                 );
 290                                 $notifs[] = $notif;
 291                         }
 292                 }
 293
 294                 if (DBM::is_result($mails)) {
 295                         foreach ($mails as $mail) {
 296                                 $notif = array(
 297                                         'href'    => System::baseUrl() . '/message/' . $mail['id'],
 298                                         'name'    => $mail['from-name'],
 299                                         'url'     => $mail['from-url'],
 300                                         'photo'   => $mail['from-photo'],
 301                                         'date'    => $mail['created'],
 302                                         'seen'    => false,
 303                                         'message' => t('{0} sent you a message'),
 304                                 );
 305                                 $notifs[] = $notif;
 306                         }
 307                 }
 308
 309                 if (DBM::is_result($regs)) {
 310                         foreach ($regs as $reg) {
 311                                 $notif = array(
 312                                         'href'    => System::baseUrl() . '/admin/users/',
 313                                         'name'    => $reg['name'],
 314                                         'url'     => $reg['url'],
 315                                         'photo'   => $reg['micro'],
 316                                         'date'    => $reg['created'],
 317                                         'seen'    => false,
 318                                         'message' => t('{0} requested registration'),
 319                                 );
 320                                 $notifs[] = $notif;
 321                         }
 322                 }
 323
 324                 // sort notifications by $[]['date']
 325                 $sort_function = function ($a, $b) {
 326                         $adate = strtotime($a['date']);
 327                         $bdate = strtotime($b['date']);
 328
 329                         // Unseen messages are kept at the top
 330                         // The value 31536000 means one year. This should be enough :-)
 331                         if (!$a['seen']) {
 332                                 $adate += 31536000;
 333                         }
 334                         if (!$b['seen']) {
 335                                 $bdate += 31536000;
 336                         }
 337
 338                         if ($adate == $bdate) {
 339                                 return 0;
 340                         }
 341                         return ($adate < $bdate) ? 1 : -1;
 342                 };
 343                 usort($notifs, $sort_function);
 344
 345                 if (DBM::is_result($notifs)) {
 346                         // Are the nofications called from the regular process or via the friendica app?
 347                         $regularnotifications = (intval($_GET['uid']) && intval($_GET['_']));
 348
 349                         foreach ($notifs as $notif) {
 350                                 if ($a->is_friendica_app() || !$regularnotifications) {
 351                                         $notif['message'] = str_replace("{0}", $notif['name'], $notif['message']);
 352                                 }
 353
 354                                 $contact = Contact::getDetailsByURL($notif['url']);
 355                                 if (isset($contact['micro'])) {
 356                                         $notif['photo'] = proxy_url($contact['micro'], false, PROXY_SIZE_MICRO);
 357                                 } else {
 358                                         $notif['photo'] = proxy_url($notif['photo'], false, PROXY_SIZE_MICRO);
 359                                 }
 360
 361                                 $local_time = datetime_convert('UTC', date_default_timezone_get(), $notif['date']);
 362
 363                                 $notifications[] = array(
 364                                         'id'        => $notif['id'],
 365                                         'href'      => $notif['href'],
 366                                         'name'      => $notif['name'],
 367                                         'url'       => $notif['url'],
 368                                         'photo'     => $notif['photo'],
 369                                         'date'      => relative_date($notif['date']),
 370                                         'message'   => $notif['message'],
 371                                         'seen'      => $notif['seen'],
 372                                         'timestamp' => strtotime($local_time)
 373                                 );
 374                         }
 375                 }
 376         }
 377
 378         $sysmsgs = array();
 379         $sysmsgs_info = array();
 380
 381         if (x($_SESSION, 'sysmsg')) {
 382                 $sysmsgs = $_SESSION['sysmsg'];
 383                 unset($_SESSION['sysmsg']);
 384         }
 385
 386         if (x($_SESSION, 'sysmsg_info')) {
 387                 $sysmsgs_info = $_SESSION['sysmsg_info'];
 388                 unset($_SESSION['sysmsg_info']);
 389         }
 390
 391         if ($format == 'json') {
 392                 $data['groups'] = $groups_unseen;
 393                 $data['forums'] = $forums_unseen;
 394                 $data['notify'] = $sysnotify_count + $intro_count + $mail_count + $register_count;
 395                 $data['notifications'] = $notifications;
 396                 $data['sysmsgs'] = array(
 397                         'notice' => $sysmsgs,
 398                         'info' => $sysmsgs_info
 399                 );
 400
 401                 $json_payload = json_encode(array("result" => $data));
 402
 403                 if (isset($_GET['callback'])) {
 404                         // JSONP support
 405                         header("Content-type: application/javascript");
 406                         echo $_GET['callback'] . '(' . $json_payload . ')';
 407                 } else {
 408                         header("Content-type: application/json");
 409                         echo $json_payload;
 410                 }
 411         } else {
 412                 // Legacy slower XML format output
 413                 $data = ping_format_xml_data($data, $sysnotify_count, $notifications, $sysmsgs, $sysmsgs_info, $groups_unseen, $forums_unseen);
 414
 415                 header("Content-type: text/xml");
 416                 echo XML::fromArray(array("result" => $data), $xml);
 417         }
 418
 419         killme();
 420 }
 421
 422 /**
 423  * @brief Retrieves the notifications array for the given user ID
 424  *
 425  * @param int $uid User id
 426  * @return array Associative array of notifications
 427  */
 428 function ping_get_notifications($uid)
 429 {
 430         $result  = array();
 431         $offset  = 0;
 432         $seen    = false;
 433         $seensql = "NOT";
 434         $order   = "DESC";
 435         $quit    = false;
 436
 437         $a = get_app();
 438
 439         do {
 440                 $r = q(
 441                         "SELECT `notify`.*, `item`.`visible`, `item`.`spam`, `item`.`deleted`
 442                         FROM `notify` LEFT JOIN `item` ON `item`.`id` = `notify`.`iid`
 443                         WHERE `notify`.`uid` = %d AND `notify`.`msg` != ''
 444                         AND NOT (`notify`.`type` IN (%d, %d))
 445                         AND $seensql `notify`.`seen` ORDER BY `notify`.`date` $order LIMIT %d, 50",
 446                         intval($uid),
 447                         intval(NOTIFY_INTRO),
 448                         intval(NOTIFY_MAIL),
 449                         intval($offset)
 450                 );
 451
 452                 if (!$r && !$seen) {
 453                         $seen = true;
 454                         $seensql = "";
 455                         $order = "DESC";
 456                         $offset = 0;
 457                 } elseif (!$r) {
 458                         $quit = true;
 459                 } else {
 460                         $offset += 50;
 461                 }
 462
 463                 foreach ($r as $notification) {
 464                         if (is_null($notification["visible"])) {
 465                                 $notification["visible"] = true;
 466                         }
 467
 468                         if (is_null($notification["spam"])) {
 469                                 $notification["spam"] = 0;
 470                         }
 471
 472                         if (is_null($notification["deleted"])) {
 473                                 $notification["deleted"] = 0;
 474                         }
 475
 476                         if ($notification["msg_cache"]) {
 477                                 $notification["name"] = $notification["name_cache"];
 478                                 $notification["message"] = $notification["msg_cache"];
 479                         } else {
 480                                 $notification["name"] = strip_tags(bbcode($notification["name"]));
 481                                 $notification["message"] = format_notification_message($notification["name"], strip_tags(bbcode($notification["msg"])));
 482
 483                                 q(
 484                                         "UPDATE `notify` SET `name_cache` = '%s', `msg_cache` = '%s' WHERE `id` = %d",
 485                                         dbesc($notification["name"]),
 486                                         dbesc($notification["message"]),
 487                                         intval($notification["id"])
 488                                 );
 489                         }
 490
 491                         $notification["href"] = System::baseUrl() . "/notify/view/" . $notification["id"];
 492
 493                         if ($notification["visible"]
 494                                 && !$notification["spam"]
 495                                 && !$notification["deleted"]
 496                                 && !(x($result, $notification["parent"]) && is_array($result[$notification["parent"]]))
 497                         ) {
 498                                 // Should we condense the notifications or show them all?
 499                                 if (PConfig::get(local_user(), 'system', 'detailed_notif')) {
 500                                         $result[$notification["id"]] = $notification;
 501                                 } else {
 502                                         $result[$notification["parent"]] = $notification;
 503                                 }
 504                         }
 505                 }
 506         } while ((count($result) < 50) && !$quit);
 507
 508         return($result);
 509 }
 510
 511 /**
 512  * @brief Backward-compatible XML formatting for ping.php output
 513  * @deprecated
 514  *
 515  * @param array $data          The initial ping data array
 516  * @param int   $sysnotify     Number of unseen system notifications
 517  * @param array $notifs        Complete list of notification
 518  * @param array $sysmsgs       List of system notice messages
 519  * @param array $sysmsgs_info  List of system info messages
 520  * @param int   $groups_unseen Number of unseen group items
 521  * @param int   $forums_unseen Number of unseen forum items
 522  * @return array XML-transform ready data array
 523  */
 524 function ping_format_xml_data($data, $sysnotify, $notifs, $sysmsgs, $sysmsgs_info, $groups_unseen, $forums_unseen)
 525 {
 526         $notifications = array();
 527         foreach ($notifs as $key => $notif) {
 528                 $notifications[$key . ':note'] = $notif['message'];
 529
 530                 $notifications[$key . ':@attributes'] = array(
 531                         'id'        => $notif['id'],
 532                         'href'      => $notif['href'],
 533                         'name'      => $notif['name'],
 534                         'url'       => $notif['url'],
 535                         'photo'     => $notif['photo'],
 536                         'date'      => $notif['date'],
 537                         'seen'      => $notif['seen'],
 538                         'timestamp' => $notif['timestamp']
 539                 );
 540         }
 541
 542         $sysmsg = array();
 543         foreach ($sysmsgs as $key => $m) {
 544                 $sysmsg[$key . ':notice'] = $m;
 545         }
 546         foreach ($sysmsgs_info as $key => $m) {
 547                 $sysmsg[$key . ':info'] = $m;
 548         }
 549
 550         $data['notif'] = $notifications;
 551         $data['@attributes'] = array('count' => $sysnotify_count + $data['intro'] + $data['mail'] + $data['register']);
 552         $data['sysmsgs'] = $sysmsg;
 553
 554         if ($data['register'] == 0) {
 555                 unset($data['register']);
 556         }
 557
 558         $groups = array();
 559         if (count($groups_unseen)) {
 560                 foreach ($groups_unseen as $key => $item) {
 561                         $groups[$key . ':group'] = $item['count'];
 562                         $groups[$key . ':@attributes'] = array('id' => $item['id']);
 563                 }
 564                 $data['groups'] = $groups;
 565         }
 566
 567         $forums = array();
 568         if (count($forums_unseen)) {
 569                 foreach ($forums_unseen as $key => $item) {
 570                         $forums[$count . ':forum'] = $item['count'];
 571                         $forums[$count . ':@attributes'] = array('id' => $item['id']);
 572                 }
 573                 $data['forums'] = $forums;
 574         }
 575
 576         return $data;
 577 }