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