include/NotificationsManager.php

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