src/Core/NotificationsManager.php

   1 <?php
   2 /**
   3  * @file src/Core/NotificationsManager.php
   4  * @brief Methods for read and write notifications from/to database
   5  *  or for formatting notifications
   6  */
   7 namespace Friendica\Core;
   8
   9 use Friendica\BaseObject;
  10 use Friendica\Core\L10n;
  11 use Friendica\Core\PConfig;
  12 use Friendica\Core\System;
  13 use Friendica\Database\DBM;
  14 use Friendica\Model\Contact;
  15 use Friendica\Model\Profile;
  16 use Friendica\Util\DateTimeFormat;
  17 use Friendica\Util\Temporal;
  18 use Friendica\Util\XML;
  19
  20 require_once 'include/dba.php';
  21 require_once 'include/html2plain.php';
  22 require_once 'include/datetime.php';
  23 require_once 'include/bbcode.php';
  24
  25 /**
  26  * @brief Methods for read and write notifications from/to database
  27  *  or for formatting notifications
  28  */
  29 class NotificationsManager extends BaseObject
  30 {
  31         /**
  32          * @brief set some extra note properties
  33          *
  34          * @param array $notes array of note arrays from db
  35          * @return array Copy of input array with added properties
  36          *
  37          * Set some extra properties to note array from db:
  38          *  - timestamp as int in default TZ
  39          *  - date_rel : relative date string
  40          *  - msg_html: message as html string
  41          *  - msg_plain: message as plain text string
  42          */
  43         private function _set_extra($notes)
  44         {
  45                 $rets = [];
  46                 foreach ($notes as $n) {
  47                         $local_time = DateTimeFormat::local($n['date']);
  48                         $n['timestamp'] = strtotime($local_time);
  49                         $n['date_rel'] = Temporal::getRelativeDate($n['date']);
  50                         $n['msg_html'] = bbcode($n['msg'], false, false, false, false);
  51                         $n['msg_plain'] = explode("\n", trim(html2plain($n['msg_html'], 0)))[0];
  52
  53                         $rets[] = $n;
  54                 }
  55                 return $rets;
  56         }
  57
  58         /**
  59          * @brief Get all notifications for local_user()
  60          *
  61          * @param array  $filter optional Array "column name"=>value: filter query by columns values
  62          * @param string $order  optional Space separated list of column to sort by.
  63          *                       Prepend name with "+" to sort ASC, "-" to sort DESC. Default to "-date"
  64          * @param string $limit  optional Query limits
  65          *
  66          * @return array of results or false on errors
  67          */
  68         public function getAll($filter = [], $order = "-date", $limit = "")
  69         {
  70                 $filter_str = [];
  71                 $filter_sql = "";
  72                 foreach ($filter as $column => $value) {
  73                         $filter_str[] = sprintf("`%s` = '%s'", $column, dbesc($value));
  74                 }
  75                 if (count($filter_str) > 0) {
  76                         $filter_sql = "AND " . implode(" AND ", $filter_str);
  77                 }
  78
  79                 $aOrder = explode(" ", $order);
  80                 $asOrder = [];
  81                 foreach ($aOrder as $o) {
  82                         $dir = "asc";
  83                         if ($o[0] === "-") {
  84                                 $dir = "desc";
  85                                 $o = substr($o, 1);
  86                         }
  87                         if ($o[0] === "+") {
  88                                 $dir = "asc";
  89                                 $o = substr($o, 1);
  90                         }
  91                         $asOrder[] = "$o $dir";
  92                 }
  93                 $order_sql = implode(", ", $asOrder);
  94
  95                 if ($limit != "") {
  96                         $limit = " LIMIT " . $limit;
  97                 }
  98                 $r = q(
  99                         "SELECT * FROM `notify` WHERE `uid` = %d $filter_sql ORDER BY $order_sql $limit",
 100                         intval(local_user())
 101                 );
 102
 103                 if (DBM::is_result($r)) {
 104                         return $this->_set_extra($r);
 105                 }
 106
 107                 return false;
 108         }
 109
 110         /**
 111          * @brief Get one note for local_user() by $id value
 112          *
 113          * @param int $id identity
 114          * @return array note values or null if not found
 115          */
 116         public function getByID($id)
 117         {
 118                 $r = q(
 119                         "SELECT * FROM `notify` WHERE `id` = %d AND `uid` = %d LIMIT 1",
 120                         intval($id),
 121                         intval(local_user())
 122                 );
 123                 if (DBM::is_result($r)) {
 124                         return $this->_set_extra($r)[0];
 125                 }
 126                 return null;
 127         }
 128
 129         /**
 130          * @brief set seen state of $note of local_user()
 131          *
 132          * @param array $note note array
 133          * @param bool  $seen optional true or false, default true
 134          * @return bool true on success, false on errors
 135          */
 136         public function setSeen($note, $seen = true)
 137         {
 138                 return q(
 139                         "UPDATE `notify` SET `seen` = %d WHERE ( `link` = '%s' OR ( `parent` != 0 AND `parent` = %d AND `otype` = '%s' )) AND `uid` = %d",
 140                         intval($seen),
 141                         dbesc($note['link']),
 142                         intval($note['parent']),
 143                         dbesc($note['otype']),
 144                         intval(local_user())
 145                 );
 146         }
 147
 148         /**
 149          * @brief set seen state of all notifications of local_user()
 150          *
 151          * @param bool $seen optional true or false. default true
 152          * @return bool true on success, false on error
 153          */
 154         public function setAllSeen($seen = true)
 155         {
 156                 return q(
 157                         "UPDATE `notify` SET `seen` = %d WHERE `uid` = %d",
 158                         intval($seen),
 159                         intval(local_user())
 160                 );
 161         }
 162
 163         /**
 164          * @brief List of pages for the Notifications TabBar
 165          *
 166          * @return array with with notifications TabBar data
 167          */
 168         public function getTabs()
 169         {
 170                 $tabs = [
 171                         [
 172                                 'label' => L10n::t('System'),
 173                                 'url'   => 'notifications/system',
 174                                 'sel'   => ((self::getApp()->argv[1] == 'system') ? 'active' : ''),
 175                                 'id'    => 'system-tab',
 176                                 'accesskey' => 'y',
 177                         ],
 178                         [
 179                                 'label' => L10n::t('Network'),
 180                                 'url'   => 'notifications/network',
 181                                 'sel'   => ((self::getApp()->argv[1] == 'network') ? 'active' : ''),
 182                                 'id'    => 'network-tab',
 183                                 'accesskey' => 'w',
 184                         ],
 185                         [
 186                                 'label' => L10n::t('Personal'),
 187                                 'url'   => 'notifications/personal',
 188                                 'sel'   => ((self::getApp()->argv[1] == 'personal') ? 'active' : ''),
 189                                 'id'    => 'personal-tab',
 190                                 'accesskey' => 'r',
 191                         ],
 192                         [
 193                                 'label' => L10n::t('Home'),
 194                                 'url'   => 'notifications/home',
 195                                 'sel'   => ((self::getApp()->argv[1] == 'home') ? 'active' : ''),
 196                                 'id'    => 'home-tab',
 197                                 'accesskey' => 'h',
 198                         ],
 199                         [
 200                                 'label' => L10n::t('Introductions'),
 201                                 'url'   => 'notifications/intros',
 202                                 'sel'   => ((self::getApp()->argv[1] == 'intros') ? 'active' : ''),
 203                                 'id'    => 'intro-tab',
 204                                 'accesskey' => 'i',
 205                         ],
 206                 ];
 207
 208                 return $tabs;
 209         }
 210
 211         /**
 212          * @brief Format the notification query in an usable array
 213          *
 214          * @param array  $notifs The array from the db query
 215          * @param string $ident  The notifications identifier (e.g. network)
 216          * @return array
 217          *      string 'label' => The type of the notification
 218          *      string 'link' => URL to the source
 219          *      string 'image' => The avatar image
 220          *      string 'url' => The profile url of the contact
 221          *      string 'text' => The notification text
 222          *      string 'when' => The date of the notification
 223          *      string 'ago' => T relative date of the notification
 224          *      bool 'seen' => Is the notification marked as "seen"
 225          */
 226         private function formatNotifs($notifs, $ident = "")
 227         {
 228                 $notif = [];
 229                 $arr = [];
 230
 231                 if (DBM::is_result($notifs)) {
 232                         foreach ($notifs as $it) {
 233                                 // Because we use different db tables for the notification query
 234                                 // we have sometimes $it['unseen'] and sometimes $it['seen].
 235                                 // So we will have to transform $it['unseen']
 236                                 if (array_key_exists('unseen', $it)) {
 237                                         $it['seen'] = ($it['unseen'] > 0 ? false : true);
 238                                 }
 239
 240                                 // Depending on the identifier of the notification we need to use different defaults
 241                                 switch ($ident) {
 242                                         case 'system':
 243                                                 $default_item_label = 'notify';
 244                                                 $default_item_link = System::baseUrl(true) . '/notify/view/' . $it['id'];
 245                                                 $default_item_image = proxy_url($it['photo'], false, PROXY_SIZE_MICRO);
 246                                                 $default_item_url = $it['url'];
 247                                                 $default_item_text = strip_tags(bbcode($it['msg']));
 248                                                 $default_item_when = DateTimeFormat::local($it['date'], 'r');
 249                                                 $default_item_ago = Temporal::getRelativeDate($it['date']);
 250                                                 break;
 251
 252                                         case 'home':
 253                                                 $default_item_label = 'comment';
 254                                                 $default_item_link = System::baseUrl(true) . '/display/' . $it['pguid'];
 255                                                 $default_item_image = proxy_url($it['author-avatar'], false, PROXY_SIZE_MICRO);
 256                                                 $default_item_url = $it['author-link'];
 257                                                 $default_item_text = L10n::t("%s commented on %s's post", $it['author-name'], $it['pname']);
 258                                                 $default_item_when = DateTimeFormat::local($it['created'], 'r');
 259                                                 $default_item_ago = Temporal::getRelativeDate($it['created']);
 260                                                 break;
 261
 262                                         default:
 263                                                 $default_item_label = (($it['id'] == $it['parent']) ? 'post' : 'comment');
 264                                                 $default_item_link = System::baseUrl(true) . '/display/' . $it['pguid'];
 265                                                 $default_item_image = proxy_url($it['author-avatar'], false, PROXY_SIZE_MICRO);
 266                                                 $default_item_url = $it['author-link'];
 267                                                 $default_item_text = (($it['id'] == $it['parent'])
 268                                                                         ? L10n::t("%s created a new post", $it['author-name'])
 269                                                                         : L10n::t("%s commented on %s's post", $it['author-name'], $it['pname']));
 270                                                 $default_item_when = DateTimeFormat::local($it['created'], 'r');
 271                                                 $default_item_ago = Temporal::getRelativeDate($it['created']);
 272                                 }
 273
 274                                 // Transform the different types of notification in an usable array
 275                                 switch ($it['verb']) {
 276                                         case ACTIVITY_LIKE:
 277                                                 $notif = [
 278                                                         'label' => 'like',
 279                                                         'link' => System::baseUrl(true) . '/display/' . $it['pguid'],
 280                                                         'image' => proxy_url($it['author-avatar'], false, PROXY_SIZE_MICRO),
 281                                                         'url' => $it['author-link'],
 282                                                         'text' => L10n::t("%s liked %s's post", $it['author-name'], $it['pname']),
 283                                                         'when' => $default_item_when,
 284                                                         'ago' => $default_item_ago,
 285                                                         'seen' => $it['seen']
 286                                                 ];
 287                                                 break;
 288
 289                                         case ACTIVITY_DISLIKE:
 290                                                 $notif = [
 291                                                         'label' => 'dislike',
 292                                                         'link' => System::baseUrl(true) . '/display/' . $it['pguid'],
 293                                                         'image' => proxy_url($it['author-avatar'], false, PROXY_SIZE_MICRO),
 294                                                         'url' => $it['author-link'],
 295                                                         'text' => L10n::t("%s disliked %s's post", $it['author-name'], $it['pname']),
 296                                                         'when' => $default_item_when,
 297                                                         'ago' => $default_item_ago,
 298                                                         'seen' => $it['seen']
 299                                                 ];
 300                                                 break;
 301
 302                                         case ACTIVITY_ATTEND:
 303                                                 $notif = [
 304                                                         'label' => 'attend',
 305                                                         'link' => System::baseUrl(true) . '/display/' . $it['pguid'],
 306                                                         'image' => proxy_url($it['author-avatar'], false, PROXY_SIZE_MICRO),
 307                                                         'url' => $it['author-link'],
 308                                                         'text' => L10n::t("%s is attending %s's event", $it['author-name'], $it['pname']),
 309                                                         'when' => $default_item_when,
 310                                                         'ago' => $default_item_ago,
 311                                                         'seen' => $it['seen']
 312                                                 ];
 313                                                 break;
 314
 315                                         case ACTIVITY_ATTENDNO:
 316                                                 $notif = [
 317                                                         'label' => 'attendno',
 318                                                         'link' => System::baseUrl(true) . '/display/' . $it['pguid'],
 319                                                         'image' => proxy_url($it['author-avatar'], false, PROXY_SIZE_MICRO),
 320                                                         'url' => $it['author-link'],
 321                                                         'text' => L10n::t("%s is not attending %s's event", $it['author-name'], $it['pname']),
 322                                                         'when' => $default_item_when,
 323                                                         'ago' => $default_item_ago,
 324                                                         'seen' => $it['seen']
 325                                                 ];
 326                                                 break;
 327
 328                                         case ACTIVITY_ATTENDMAYBE:
 329                                                 $notif = [
 330                                                         'label' => 'attendmaybe',
 331                                                         'link' => System::baseUrl(true) . '/display/' . $it['pguid'],
 332                                                         'image' => proxy_url($it['author-avatar'], false, PROXY_SIZE_MICRO),
 333                                                         'url' => $it['author-link'],
 334                                                         'text' => L10n::t("%s may attend %s's event", $it['author-name'], $it['pname']),
 335                                                         'when' => $default_item_when,
 336                                                         'ago' => $default_item_ago,
 337                                                         'seen' => $it['seen']
 338                                                 ];
 339                                                 break;
 340
 341                                         case ACTIVITY_FRIEND:
 342                                                 $xmlhead = "<" . "?xml version='1.0' encoding='UTF-8' ?" . ">";
 343                                                 $obj = XML::parseString($xmlhead . $it['object']);
 344                                                 $it['fname'] = $obj->title;
 345
 346                                                 $notif = [
 347                                                         'label' => 'friend',
 348                                                         'link' => System::baseUrl(true) . '/display/' . $it['pguid'],
 349                                                         'image' => proxy_url($it['author-avatar'], false, PROXY_SIZE_MICRO),
 350                                                         'url' => $it['author-link'],
 351                                                         'text' => L10n::t("%s is now friends with %s", $it['author-name'], $it['fname']),
 352                                                         'when' => $default_item_when,
 353                                                         'ago' => $default_item_ago,
 354                                                         'seen' => $it['seen']
 355                                                 ];
 356                                                 break;
 357
 358                                         default:
 359                                                 $notif = [
 360                                                         'label' => $default_item_label,
 361                                                         'link' => $default_item_link,
 362                                                         'image' => $default_item_image,
 363                                                         'url' => $default_item_url,
 364                                                         'text' => $default_item_text,
 365                                                         'when' => $default_item_when,
 366                                                         'ago' => $default_item_ago,
 367                                                         'seen' => $it['seen']
 368                                                 ];
 369                                 }
 370
 371                                 $arr[] = $notif;
 372                         }
 373                 }
 374
 375                 return $arr;
 376         }
 377
 378         /**
 379          * @brief Total number of network notifications
 380          * @param int|string $seen If 0 only include notifications into the query
 381          *                             which aren't marked as "seen"
 382          *
 383          * @return int Number of network notifications
 384          */
 385         private function networkTotal($seen = 0)
 386         {
 387                 $sql_seen = "";
 388
 389                 if ($seen === 0) {
 390                         $sql_seen = " AND `item`.`unseen` = 1 ";
 391                 }
 392
 393                 $r = q(
 394                         "SELECT COUNT(*) AS `total`
 395                                 FROM `item` INNER JOIN `item` AS `pitem` ON `pitem`.`id`=`item`.`parent`
 396                                 WHERE `item`.`visible` = 1 AND `pitem`.`parent` != 0 AND
 397                                  `item`.`deleted` = 0 AND `item`.`uid` = %d AND `item`.`wall` = 0
 398                                 $sql_seen",
 399                         intval(local_user())
 400                 );
 401                 if (DBM::is_result($r)) {
 402                         return $r[0]['total'];
 403                 }
 404
 405                 return 0;
 406         }
 407
 408         /**
 409          * @brief Get network notifications
 410          *
 411          * @param int|string $seen  If 0 only include notifications into the query
 412          *                              which aren't marked as "seen"
 413          * @param int        $start Start the query at this point
 414          * @param int        $limit Maximum number of query results
 415          *
 416          * @return array with
 417          *      string 'ident' => Notification identifier
 418          *      int 'total' => Total number of available network notifications
 419          *      array 'notifications' => Network notifications
 420          */
 421         public function networkNotifs($seen = 0, $start = 0, $limit = 80)
 422         {
 423                 $ident = 'network';
 424                 $total = $this->networkTotal($seen);
 425                 $notifs = [];
 426                 $sql_seen = "";
 427
 428                 if ($seen === 0) {
 429                         $sql_seen = " AND `item`.`unseen` = 1 ";
 430                 }
 431
 432                 $r = q(
 433                         "SELECT `item`.`id`,`item`.`parent`, `item`.`verb`, `item`.`author-name`, `item`.`unseen`,
 434                                 `item`.`author-link`, `item`.`author-avatar`, `item`.`created`, `item`.`object` AS `object`,
 435                                 `pitem`.`author-name` AS `pname`, `pitem`.`author-link` AS `plink`, `pitem`.`guid` AS `pguid`
 436                         FROM `item` INNER JOIN `item` AS `pitem` ON `pitem`.`id`=`item`.`parent`
 437                         WHERE `item`.`visible` = 1 AND `pitem`.`parent` != 0 AND
 438                                  `item`.`deleted` = 0 AND `item`.`uid` = %d AND `item`.`wall` = 0
 439                                 $sql_seen
 440                         ORDER BY `item`.`created` DESC LIMIT %d, %d ",
 441                         intval(local_user()),
 442                         intval($start),
 443                         intval($limit)
 444                 );
 445                 if (DBM::is_result($r)) {
 446                         $notifs = $this->formatNotifs($r, $ident);
 447                 }
 448
 449                 $arr = [
 450                         'notifications' => $notifs,
 451                         'ident' => $ident,
 452                         'total' => $total,
 453                 ];
 454
 455                 return $arr;
 456         }
 457
 458         /**
 459          * @brief Total number of system notifications
 460          * @param int|string $seen If 0 only include notifications into the query
 461          *                             which aren't marked as "seen"
 462          *
 463          * @return int Number of system notifications
 464          */
 465         private function systemTotal($seen = 0)
 466         {
 467                 $sql_seen = "";
 468
 469                 if ($seen === 0) {
 470                         $sql_seen = " AND `seen` = 0 ";
 471                 }
 472
 473                 $r = q(
 474                         "SELECT COUNT(*) AS `total` FROM `notify` WHERE `uid` = %d $sql_seen",
 475                         intval(local_user())
 476                 );
 477                 if (DBM::is_result($r)) {
 478                         return $r[0]['total'];
 479                 }
 480
 481                 return 0;
 482         }
 483
 484         /**
 485          * @brief Get system notifications
 486          *
 487          * @param int|string $seen  If 0 only include notifications into the query
 488          *                              which aren't marked as "seen"
 489          * @param int        $start Start the query at this point
 490          * @param int        $limit Maximum number of query results
 491          *
 492          * @return array with
 493          *      string 'ident' => Notification identifier
 494          *      int 'total' => Total number of available system notifications
 495          *      array 'notifications' => System notifications
 496          */
 497         public function systemNotifs($seen = 0, $start = 0, $limit = 80)
 498         {
 499                 $ident = 'system';
 500                 $total = $this->systemTotal($seen);
 501                 $notifs = [];
 502                 $sql_seen = "";
 503
 504                 if ($seen === 0) {
 505                         $sql_seen = " AND `seen` = 0 ";
 506                 }
 507
 508                 $r = q(
 509                         "SELECT `id`, `url`, `photo`, `msg`, `date`, `seen` FROM `notify`
 510                                 WHERE `uid` = %d $sql_seen ORDER BY `date` DESC LIMIT %d, %d ",
 511                         intval(local_user()),
 512                         intval($start),
 513                         intval($limit)
 514                 );
 515                 if (DBM::is_result($r)) {
 516                         $notifs = $this->formatNotifs($r, $ident);
 517                 }
 518
 519                 $arr = [
 520                         'notifications' => $notifs,
 521                         'ident' => $ident,
 522                         'total' => $total,
 523                 ];
 524
 525                 return $arr;
 526         }
 527
 528         /**
 529          * @brief Additional SQL query string for the personal notifications
 530          *
 531          * @return string The additional SQL query
 532          */
 533         private function personalSqlExtra()
 534         {
 535                 $myurl = System::baseUrl(true) . '/profile/' . self::getApp()->user['nickname'];
 536                 $myurl = substr($myurl, strpos($myurl, '://') + 3);
 537                 $myurl = str_replace(['www.', '.'], ['', '\\.'], $myurl);
 538                 $diasp_url = str_replace('/profile/', '/u/', $myurl);
 539                 $sql_extra = sprintf(
 540                         " AND ( `item`.`author-link` regexp '%s' OR `item`.`tag` regexp '%s' OR `item`.`tag` regexp '%s' ) ",
 541                         dbesc($myurl . '$'),
 542                         dbesc($myurl . '\\]'),
 543                         dbesc($diasp_url . '\\]')
 544                 );
 545
 546                 return $sql_extra;
 547         }
 548
 549         /**
 550          * @brief Total number of personal notifications
 551          * @param int|string $seen If 0 only include notifications into the query
 552          *                             which aren't marked as "seen"
 553          *
 554          * @return int Number of personal notifications
 555          */
 556         private function personalTotal($seen = 0)
 557         {
 558                 $sql_seen = "";
 559                 $sql_extra = $this->personalSqlExtra();
 560
 561                 if ($seen === 0) {
 562                         $sql_seen = " AND `item`.`unseen` = 1 ";
 563                 }
 564
 565                 $r = q(
 566                         "SELECT COUNT(*) AS `total`
 567                                 FROM `item` INNER JOIN `item` AS `pitem` ON  `pitem`.`id`=`item`.`parent`
 568                                 WHERE `item`.`visible` = 1
 569                                 $sql_extra
 570                                 $sql_seen
 571                                 AND `item`.`deleted` = 0 AND `item`.`uid` = %d AND `item`.`wall` = 0 ",
 572                         intval(local_user())
 573                 );
 574                 if (DBM::is_result($r)) {
 575                         return $r[0]['total'];
 576                 }
 577
 578                 return 0;
 579         }
 580
 581         /**
 582          * @brief Get personal notifications
 583          *
 584          * @param int|string $seen  If 0 only include notifications into the query
 585          *                              which aren't marked as "seen"
 586          * @param int        $start Start the query at this point
 587          * @param int        $limit Maximum number of query results
 588          *
 589          * @return array with
 590          *      string 'ident' => Notification identifier
 591          *      int 'total' => Total number of available personal notifications
 592          *      array 'notifications' => Personal notifications
 593          */
 594         public function personalNotifs($seen = 0, $start = 0, $limit = 80)
 595         {
 596                 $ident = 'personal';
 597                 $total = $this->personalTotal($seen);
 598                 $sql_extra = $this->personalSqlExtra();
 599                 $notifs = [];
 600                 $sql_seen = "";
 601
 602                 if ($seen === 0) {
 603                         $sql_seen = " AND `item`.`unseen` = 1 ";
 604                 }
 605
 606                 $r = q(
 607                         "SELECT `item`.`id`,`item`.`parent`, `item`.`verb`, `item`.`author-name`, `item`.`unseen`,
 608                                 `item`.`author-link`, `item`.`author-avatar`, `item`.`created`, `item`.`object` AS `object`,
 609                                 `pitem`.`author-name` AS `pname`, `pitem`.`author-link` AS `plink`, `pitem`.`guid` AS `pguid`
 610                         FROM `item` INNER JOIN `item` AS `pitem` ON  `pitem`.`id`=`item`.`parent`
 611                         WHERE `item`.`visible` = 1
 612                                 $sql_extra
 613                                 $sql_seen
 614                                 AND `item`.`deleted` = 0 AND `item`.`uid` = %d AND `item`.`wall` = 0
 615                         ORDER BY `item`.`created` DESC LIMIT %d, %d ",
 616                         intval(local_user()),
 617                         intval($start),
 618                         intval($limit)
 619                 );
 620                 if (DBM::is_result($r)) {
 621                         $notifs = $this->formatNotifs($r, $ident);
 622                 }
 623
 624                 $arr = [
 625                         'notifications' => $notifs,
 626                         'ident' => $ident,
 627                         'total' => $total,
 628                 ];
 629
 630                 return $arr;
 631         }
 632
 633         /**
 634          * @brief Total number of home notifications
 635          * @param int|string $seen If 0 only include notifications into the query
 636          *                             which aren't marked as "seen"
 637          *
 638          * @return int Number of home notifications
 639          */
 640         private function homeTotal($seen = 0)
 641         {
 642                 $sql_seen = "";
 643
 644                 if ($seen === 0) {
 645                         $sql_seen = " AND `item`.`unseen` = 1 ";
 646                 }
 647
 648                 $r = q(
 649                         "SELECT COUNT(*) AS `total` FROM `item`
 650                                 WHERE `item`.`visible` = 1 AND
 651                                  `item`.`deleted` = 0 AND `item`.`uid` = %d AND `item`.`wall` = 1
 652                                 $sql_seen",
 653                         intval(local_user())
 654                 );
 655                 if (DBM::is_result($r)) {
 656                         return $r[0]['total'];
 657                 }
 658
 659                 return 0;
 660         }
 661
 662         /**
 663          * @brief Get home notifications
 664          *
 665          * @param int|string $seen  If 0 only include notifications into the query
 666          *                              which aren't marked as "seen"
 667          * @param int        $start Start the query at this point
 668          * @param int        $limit Maximum number of query results
 669          *
 670          * @return array with
 671          *      string 'ident' => Notification identifier
 672          *      int 'total' => Total number of available home notifications
 673          *      array 'notifications' => Home notifications
 674          */
 675         public function homeNotifs($seen = 0, $start = 0, $limit = 80)
 676         {
 677                 $ident = 'home';
 678                 $total = $this->homeTotal($seen);
 679                 $notifs = [];
 680                 $sql_seen = "";
 681
 682                 if ($seen === 0) {
 683                         $sql_seen = " AND `item`.`unseen` = 1 ";
 684                 }
 685
 686                 $r = q(
 687                         "SELECT `item`.`id`,`item`.`parent`, `item`.`verb`, `item`.`author-name`, `item`.`unseen`,
 688                                 `item`.`author-link`, `item`.`author-avatar`, `item`.`created`, `item`.`object` AS `object`,
 689                                 `pitem`.`author-name` AS `pname`, `pitem`.`author-link` AS `plink`, `pitem`.`guid` AS `pguid`
 690                         FROM `item` INNER JOIN `item` AS `pitem` ON `pitem`.`id`=`item`.`parent`
 691                         WHERE `item`.`visible` = 1 AND
 692                                  `item`.`deleted` = 0 AND `item`.`uid` = %d AND `item`.`wall` = 1
 693                                 $sql_seen
 694                         ORDER BY `item`.`created` DESC LIMIT %d, %d ",
 695                         intval(local_user()),
 696                         intval($start),
 697                         intval($limit)
 698                 );
 699                 if (DBM::is_result($r)) {
 700                         $notifs = $this->formatNotifs($r, $ident);
 701                 }
 702
 703                 $arr = [
 704                         'notifications' => $notifs,
 705                         'ident' => $ident,
 706                         'total' => $total,
 707                 ];
 708
 709                 return $arr;
 710         }
 711
 712         /**
 713          * @brief Total number of introductions
 714          * @param bool $all If false only include introductions into the query
 715          *                      which aren't marked as ignored
 716          *
 717          * @return int Number of introductions
 718          */
 719         private function introTotal($all = false)
 720         {
 721                 $sql_extra = "";
 722
 723                 if (!$all) {
 724                         $sql_extra = " AND `ignore` = 0 ";
 725                 }
 726
 727                 $r = q(
 728                         "SELECT COUNT(*) AS `total` FROM `intro`
 729                         WHERE `intro`.`uid` = %d $sql_extra AND `intro`.`blocked` = 0 ",
 730                         intval($_SESSION['uid'])
 731                 );
 732
 733                 if (DBM::is_result($r)) {
 734                         return $r[0]['total'];
 735                 }
 736
 737                 return 0;
 738         }
 739
 740         /**
 741          * @brief Get introductions
 742          *
 743          * @param bool $all   If false only include introductions into the query
 744          *                        which aren't marked as ignored
 745          * @param int  $start Start the query at this point
 746          * @param int  $limit Maximum number of query results
 747          *
 748          * @return array with
 749          *      string 'ident' => Notification identifier
 750          *      int 'total' => Total number of available introductions
 751          *      array 'notifications' => Introductions
 752          */
 753         public function introNotifs($all = false, $start = 0, $limit = 80)
 754         {
 755                 $ident = 'introductions';
 756                 $total = $this->introTotal($all);
 757                 $notifs = [];
 758                 $sql_extra = "";
 759
 760                 if (!$all) {
 761                         $sql_extra = " AND `ignore` = 0 ";
 762                 }
 763
 764                 /// @todo Fetch contact details by "Contact::getDetailsByUrl" instead of queries to contact, fcontact and gcontact
 765                 $r = q(
 766                         "SELECT `intro`.`id` AS `intro_id`, `intro`.*, `contact`.*,
 767                                 `fcontact`.`name` AS `fname`, `fcontact`.`url` AS `furl`,
 768                                 `fcontact`.`photo` AS `fphoto`, `fcontact`.`request` AS `frequest`,
 769                                 `gcontact`.`location` AS `glocation`, `gcontact`.`about` AS `gabout`,
 770                                 `gcontact`.`keywords` AS `gkeywords`, `gcontact`.`gender` AS `ggender`,
 771                                 `gcontact`.`network` AS `gnetwork`, `gcontact`.`addr` AS `gaddr`
 772                         FROM `intro`
 773                                 LEFT JOIN `contact` ON `contact`.`id` = `intro`.`contact-id`
 774                                 LEFT JOIN `gcontact` ON `gcontact`.`nurl` = `contact`.`nurl`
 775                                 LEFT JOIN `fcontact` ON `intro`.`fid` = `fcontact`.`id`
 776                         WHERE `intro`.`uid` = %d $sql_extra AND `intro`.`blocked` = 0
 777                         LIMIT %d, %d",
 778                         intval($_SESSION['uid']),
 779                         intval($start),
 780                         intval($limit)
 781                 );
 782                 if (DBM::is_result($r)) {
 783                         $notifs = $this->formatIntros($r);
 784                 }
 785
 786                 $arr = [
 787                         'ident' => $ident,
 788                         'total' => $total,
 789                         'notifications' => $notifs,
 790                 ];
 791
 792                 return $arr;
 793         }
 794
 795         /**
 796          * @brief Format the notification query in an usable array
 797          *
 798          * @param array $intros The array from the db query
 799          * @return array with the introductions
 800          */
 801         private function formatIntros($intros)
 802         {
 803                 $knowyou = '';
 804
 805                 foreach ($intros as $it) {
 806                         // There are two kind of introduction. Contacts suggested by other contacts and normal connection requests.
 807                         // We have to distinguish between these two because they use different data.
 808                         // Contact suggestions
 809                         if ($it['fid']) {
 810                                 $return_addr = bin2hex(self::getApp()->user['nickname'] . '@' . self::getApp()->get_hostname() . ((self::getApp()->path) ? '/' . self::getApp()->path : ''));
 811
 812                                 $intro = [
 813                                         'label' => 'friend_suggestion',
 814                                         'notify_type' => L10n::t('Friend Suggestion'),
 815                                         'intro_id' => $it['intro_id'],
 816                                         'madeby' => $it['name'],
 817                                         'contact_id' => $it['contact-id'],
 818                                         'photo' => ((x($it, 'fphoto')) ? proxy_url($it['fphoto'], false, PROXY_SIZE_SMALL) : "images/person-175.jpg"),
 819                                         'name' => $it['fname'],
 820                                         'url' => Profile::zrl($it['furl']),
 821                                         'hidden' => $it['hidden'] == 1,
 822                                         'post_newfriend' => (intval(PConfig::get(local_user(), 'system', 'post_newfriend')) ? '1' : 0),
 823                                         'knowyou' => $knowyou,
 824                                         'note' => $it['note'],
 825                                         'request' => $it['frequest'] . '?addr=' . $return_addr,
 826                                 ];
 827
 828                                 // Normal connection requests
 829                         } else {
 830                                 $it = $this->getMissingIntroData($it);
 831
 832                                 // Don't show these data until you are connected. Diaspora is doing the same.
 833                                 if ($it['gnetwork'] === NETWORK_DIASPORA) {
 834                                         $it['glocation'] = "";
 835                                         $it['gabout'] = "";
 836                                         $it['ggender'] = "";
 837                                 }
 838                                 $intro = [
 839                                         'label' => (($it['network'] !== NETWORK_OSTATUS) ? 'friend_request' : 'follower'),
 840                                         'notify_type' => (($it['network'] !== NETWORK_OSTATUS) ? L10n::t('Friend/Connect Request') : L10n::t('New Follower')),
 841                                         'dfrn_id' => $it['issued-id'],
 842                                         'uid' => $_SESSION['uid'],
 843                                         'intro_id' => $it['intro_id'],
 844                                         'contact_id' => $it['contact-id'],
 845                                         'photo' => ((x($it, 'photo')) ? proxy_url($it['photo'], false, PROXY_SIZE_SMALL) : "images/person-175.jpg"),
 846                                         'name' => $it['name'],
 847                                         'location' => bbcode($it['glocation'], false, false),
 848                                         'about' => bbcode($it['gabout'], false, false),
 849                                         'keywords' => $it['gkeywords'],
 850                                         'gender' => $it['ggender'],
 851                                         'hidden' => $it['hidden'] == 1,
 852                                         'post_newfriend' => (intval(PConfig::get(local_user(), 'system', 'post_newfriend')) ? '1' : 0),
 853                                         'url' => $it['url'],
 854                                         'zrl' => Profile::zrl($it['url']),
 855                                         'addr' => $it['gaddr'],
 856                                         'network' => $it['gnetwork'],
 857                                         'knowyou' => $it['knowyou'],
 858                                         'note' => $it['note'],
 859                                 ];
 860                         }
 861
 862                         $arr[] = $intro;
 863                 }
 864
 865                 return $arr;
 866         }
 867
 868         /**
 869          * @brief Check for missing contact data and try to fetch the data from
 870          *     from other sources
 871          *
 872          * @param array $arr The input array with the intro data
 873          *
 874          * @return array The array with the intro data
 875          */
 876         private function getMissingIntroData($arr)
 877         {
 878                 // If the network and the addr isn't available from the gcontact
 879                 // table entry, take the one of the contact table entry
 880                 if ($arr['gnetwork'] == "") {
 881                         $arr['gnetwork'] = $arr['network'];
 882                 }
 883                 if ($arr['gaddr'] == "") {
 884                         $arr['gaddr'] = $arr['addr'];
 885                 }
 886
 887                 // If the network and addr is still not available
 888                 // get the missing data data from other sources
 889                 if ($arr['gnetwork'] == "" || $arr['gaddr'] == "") {
 890                         $ret = Contact::getDetailsByURL($arr['url']);
 891
 892                         if ($arr['gnetwork'] == "" && $ret['network'] != "") {
 893                                 $arr['gnetwork'] = $ret['network'];
 894                         }
 895                         if ($arr['gaddr'] == "" && $ret['addr'] != "") {
 896                                 $arr['gaddr'] = $ret['addr'];
 897                         }
 898                 }
 899
 900                 return $arr;
 901         }
 902 }