]> git.mxchange.org Git - friendica.git/blobdiff - src/Core/NotificationsManager.php
Frio: provide a template for received contact suggestions
[friendica.git] / src / Core / NotificationsManager.php
index 936c1f7d237ccf975a76c063da2929228d13172a..8a1c1569ee3fe9ccaebaf294291f3607f4626304 100644 (file)
@@ -1,31 +1,32 @@
 <?php
-namespace Friendica\Core;
 /**
  * @file src/Core/NotificationsManager.php
  * @brief Methods for read and write notifications from/to database
  *  or for formatting notifications
  */
+namespace Friendica\Core;
 
-use Friendica\Core\Pconfig;
+use Friendica\BaseObject;
+use Friendica\Content\Text\BBCode;
+use Friendica\Content\Text\HTML;
+use Friendica\Core\L10n;
+use Friendica\Core\PConfig;
 use Friendica\Core\System;
 use Friendica\Database\DBM;
+use Friendica\Model\Contact;
+use Friendica\Model\Profile;
+use Friendica\Util\DateTimeFormat;
+use Friendica\Util\Temporal;
+use Friendica\Util\XML;
 
-require_once 'include/html2plain.php';
-require_once 'include/datetime.php';
-require_once 'include/bbcode.php';
-require_once 'include/Contact.php';
+require_once 'include/dba.php';
 
 /**
  * @brief Methods for read and write notifications from/to database
  *  or for formatting notifications
  */
-class NotificationsManager {
-       private $a;
-
-       public function __construct() {
-               $this->a = get_app();
-       }
-
+class NotificationsManager extends BaseObject
+{
        /**
         * @brief set some extra note properties
         *
@@ -38,65 +39,69 @@ class NotificationsManager {
         *  - msg_html: message as html string
         *  - msg_plain: message as plain text string
         */
-       private function _set_extra($notes) {
-               $rets = array();
-               foreach($notes as $n) {
-                       $local_time = datetime_convert('UTC',date_default_timezone_get(),$n['date']);
+       private function _set_extra($notes)
+       {
+               $rets = [];
+               foreach ($notes as $n) {
+                       $local_time = DateTimeFormat::local($n['date']);
                        $n['timestamp'] = strtotime($local_time);
-                       $n['date_rel'] = relative_date($n['date']);
-                               $n['msg_html'] = bbcode($n['msg'], false, false, false, false);
-                               $n['msg_plain'] = explode("\n",trim(html2plain($n['msg_html'], 0)))[0];
+                       $n['date_rel'] = Temporal::getRelativeDate($n['date']);
+                       $n['msg_html'] = BBCode::convert($n['msg'], false);
+                       $n['msg_plain'] = explode("\n", trim(HTML::toPlaintext($n['msg_html'], 0)))[0];
 
                        $rets[] = $n;
                }
                return $rets;
        }
 
-
        /**
         * @brief Get all notifications for local_user()
         *
-        * @param array $filter optional Array "column name"=>value: filter query by columns values
-        * @param string $order optional Space separated list of column to sort by. prepend name with "+" to sort ASC, "-" to sort DESC. Default to "-date"
-        * @param string $limit optional Query limits
+        * @param array  $filter optional Array "column name"=>value: filter query by columns values
+        * @param string $order  optional Space separated list of column to sort by.
+        *                       Prepend name with "+" to sort ASC, "-" to sort DESC. Default to "-date"
+        * @param string $limit  optional Query limits
         *
         * @return array of results or false on errors
         */
-       public function getAll($filter = array(), $order="-date", $limit="") {
-               $filter_str = array();
+       public function getAll($filter = [], $order = "-date", $limit = "")
+       {
+               $filter_str = [];
                $filter_sql = "";
-               foreach($filter as $column => $value) {
+               foreach ($filter as $column => $value) {
                        $filter_str[] = sprintf("`%s` = '%s'", $column, dbesc($value));
                }
-               if (count($filter_str)>0) {
-                       $filter_sql = "AND ".implode(" AND ", $filter_str);
+               if (count($filter_str) > 0) {
+                       $filter_sql = "AND " . implode(" AND ", $filter_str);
                }
 
                $aOrder = explode(" ", $order);
-               $asOrder = array();
-               foreach($aOrder as $o) {
+               $asOrder = [];
+               foreach ($aOrder as $o) {
                        $dir = "asc";
-                       if ($o[0]==="-") {
+                       if ($o[0] === "-") {
                                $dir = "desc";
-                               $o = substr($o,1);
+                               $o = substr($o, 1);
                        }
-                       if ($o[0]==="+") {
+                       if ($o[0] === "+") {
                                $dir = "asc";
-                               $o = substr($o,1);
+                               $o = substr($o, 1);
                        }
                        $asOrder[] = "$o $dir";
                }
                $order_sql = implode(", ", $asOrder);
 
-               if($limit!="")
-                       $limit = " LIMIT ".$limit;
-
-                       $r = q("SELECT * FROM `notify` WHERE `uid` = %d $filter_sql ORDER BY $order_sql $limit",
-                               intval(local_user())
-                       );
+               if ($limit != "") {
+                       $limit = " LIMIT " . $limit;
+               }
+               $r = q(
+                       "SELECT * FROM `notify` WHERE `uid` = %d $filter_sql ORDER BY $order_sql $limit",
+                       intval(local_user())
+               );
 
-               if (DBM::is_result($r))
+               if (DBM::is_result($r)) {
                        return $this->_set_extra($r);
+               }
 
                return false;
        }
@@ -104,11 +109,13 @@ class NotificationsManager {
        /**
         * @brief Get one note for local_user() by $id value
         *
-        * @param int $id
+        * @param int $id identity
         * @return array note values or null if not found
         */
-       public function getByID($id) {
-               $r = q("SELECT * FROM `notify` WHERE `id` = %d AND `uid` = %d LIMIT 1",
+       public function getByID($id)
+       {
+               $r = q(
+                       "SELECT * FROM `notify` WHERE `id` = %d AND `uid` = %d LIMIT 1",
                        intval($id),
                        intval(local_user())
                );
@@ -121,12 +128,14 @@ class NotificationsManager {
        /**
         * @brief set seen state of $note of local_user()
         *
-        * @param array $note
-        * @param bool $seen optional true or false, default true
+        * @param array $note note array
+        * @param bool  $seen optional true or false, default true
         * @return bool true on success, false on errors
         */
-       public function setSeen($note, $seen = true) {
-               return q("UPDATE `notify` SET `seen` = %d WHERE ( `link` = '%s' OR ( `parent` != 0 AND `parent` = %d AND `otype` = '%s' )) AND `uid` = %d",
+       public function setSeen($note, $seen = true)
+       {
+               return q(
+                       "UPDATE `notify` SET `seen` = %d WHERE (`link` = '%s' OR (`parent` != 0 AND `parent` = %d AND `otype` = '%s')) AND `uid` = %d",
                        intval($seen),
                        dbesc($note['link']),
                        intval($note['parent']),
@@ -141,8 +150,10 @@ class NotificationsManager {
         * @param bool $seen optional true or false. default true
         * @return bool true on success, false on error
         */
-       public function setAllSeen($seen = true) {
-               return q("UPDATE `notify` SET `seen` = %d WHERE `uid` = %d",
+       public function setAllSeen($seen = true)
+       {
+               return q(
+                       "UPDATE `notify` SET `seen` = %d WHERE `uid` = %d",
                        intval($seen),
                        intval(local_user())
                );
@@ -153,44 +164,45 @@ class NotificationsManager {
         *
         * @return array with with notifications TabBar data
         */
-       public function getTabs() {
-               $tabs = array(
-                       array(
-                               'label' => t('System'),
-                               'url'=>'notifications/system',
-                               'sel'=> (($this->a->argv[1] == 'system') ? 'active' : ''),
-                               'id' => 'system-tab',
+       public function getTabs()
+       {
+               $tabs = [
+                       [
+                               'label' => L10n::t('System'),
+                               'url'   => 'notifications/system',
+                               'sel'   => ((self::getApp()->argv[1] == 'system') ? 'active' : ''),
+                               'id'    => 'system-tab',
                                'accesskey' => 'y',
-                       ),
-                       array(
-                               'label' => t('Network'),
-                               'url'=>'notifications/network',
-                               'sel'=> (($this->a->argv[1] == 'network') ? 'active' : ''),
-                               'id' => 'network-tab',
+                       ],
+                       [
+                               'label' => L10n::t('Network'),
+                               'url'   => 'notifications/network',
+                               'sel'   => ((self::getApp()->argv[1] == 'network') ? 'active' : ''),
+                               'id'    => 'network-tab',
                                'accesskey' => 'w',
-                       ),
-                       array(
-                               'label' => t('Personal'),
-                               'url'=>'notifications/personal',
-                               'sel'=> (($this->a->argv[1] == 'personal') ? 'active' : ''),
-                               'id' => 'personal-tab',
+                       ],
+                       [
+                               'label' => L10n::t('Personal'),
+                               'url'   => 'notifications/personal',
+                               'sel'   => ((self::getApp()->argv[1] == 'personal') ? 'active' : ''),
+                               'id'    => 'personal-tab',
                                'accesskey' => 'r',
-                       ),
-                       array(
-                               'label' => t('Home'),
-                               'url' => 'notifications/home',
-                               'sel'=> (($this->a->argv[1] == 'home') ? 'active' : ''),
-                               'id' => 'home-tab',
+                       ],
+                       [
+                               'label' => L10n::t('Home'),
+                               'url'   => 'notifications/home',
+                               'sel'   => ((self::getApp()->argv[1] == 'home') ? 'active' : ''),
+                               'id'    => 'home-tab',
                                'accesskey' => 'h',
-                       ),
-                       array(
-                               'label' => t('Introductions'),
-                               'url' => 'notifications/intros',
-                               'sel'=> (($this->a->argv[1] == 'intros') ? 'active' : ''),
-                               'id' => 'intro-tab',
+                       ],
+                       [
+                               'label' => L10n::t('Introductions'),
+                               'url'   => 'notifications/intros',
+                               'sel'   => ((self::getApp()->argv[1] == 'intros') ? 'active' : ''),
+                               'id'    => 'intro-tab',
                                'accesskey' => 'i',
-                       ),
-               );
+                       ],
+               ];
 
                return $tabs;
        }
@@ -198,25 +210,24 @@ class NotificationsManager {
        /**
         * @brief Format the notification query in an usable array
         *
-        * @param array $notifs The array from the db query
-        * @param string $ident The notifications identifier (e.g. network)
+        * @param array  $notifs The array from the db query
+        * @param string $ident  The notifications identifier (e.g. network)
         * @return array
-        *      string 'label' => The type of the notification
-        *      string 'link' => URL to the source
-        *      string 'image' => The avatar image
-        *      string 'url' => The profile url of the contact
-        *      string 'text' => The notification text
-        *      string 'when' => The date of the notification
-        *      string 'ago' => T relative date of the notification
-        *      bool 'seen' => Is the notification marked as "seen"
+        *      string 'label' => The type of the notification
+        *      string 'link' => URL to the source
+        *      string 'image' => The avatar image
+        *      string 'url' => The profile url of the contact
+        *      string 'text' => The notification text
+        *      string 'when' => The date of the notification
+        *      string 'ago' => T relative date of the notification
+        *      bool 'seen' => Is the notification marked as "seen"
         */
-       private function formatNotifs($notifs, $ident = "") {
-
-               $notif = array();
-               $arr = array();
+       private function formatNotifs($notifs, $ident = "")
+       {
+               $notif = [];
+               $arr = [];
 
                if (DBM::is_result($notifs)) {
-
                        foreach ($notifs as $it) {
                                // Because we use different db tables for the notification query
                                // we have sometimes $it['unseen'] and sometimes $it['seen].
@@ -229,123 +240,122 @@ class NotificationsManager {
                                switch ($ident) {
                                        case 'system':
                                                $default_item_label = 'notify';
-                                               $default_item_link = System::baseUrl(true).'/notify/view/'. $it['id'];
+                                               $default_item_link = System::baseUrl(true) . '/notify/view/' . $it['id'];
                                                $default_item_image = proxy_url($it['photo'], false, PROXY_SIZE_MICRO);
                                                $default_item_url = $it['url'];
-                                               $default_item_text = strip_tags(bbcode($it['msg']));
-                                               $default_item_when = datetime_convert('UTC', date_default_timezone_get(), $it['date'], 'r');
-                                               $default_item_ago = relative_date($it['date']);
+                                               $default_item_text = strip_tags(BBCode::convert($it['msg']));
+                                               $default_item_when = DateTimeFormat::local($it['date'], 'r');
+                                               $default_item_ago = Temporal::getRelativeDate($it['date']);
                                                break;
 
                                        case 'home':
                                                $default_item_label = 'comment';
-                                               $default_item_link = System::baseUrl(true).'/display/'.$it['pguid'];
+                                               $default_item_link = System::baseUrl(true) . '/display/' . $it['pguid'];
                                                $default_item_image = proxy_url($it['author-avatar'], false, PROXY_SIZE_MICRO);
                                                $default_item_url = $it['author-link'];
-                                               $default_item_text = sprintf(t("%s commented on %s's post"), $it['author-name'], $it['pname']);
-                                               $default_item_when = datetime_convert('UTC', date_default_timezone_get(), $it['created'], 'r');
-                                               $default_item_ago = relative_date($it['created']);
+                                               $default_item_text = L10n::t("%s commented on %s's post", $it['author-name'], $it['pname']);
+                                               $default_item_when = DateTimeFormat::local($it['created'], 'r');
+                                               $default_item_ago = Temporal::getRelativeDate($it['created']);
                                                break;
 
                                        default:
                                                $default_item_label = (($it['id'] == $it['parent']) ? 'post' : 'comment');
-                                               $default_item_link = System::baseUrl(true).'/display/'.$it['pguid'];
+                                               $default_item_link = System::baseUrl(true) . '/display/' . $it['pguid'];
                                                $default_item_image = proxy_url($it['author-avatar'], false, PROXY_SIZE_MICRO);
                                                $default_item_url = $it['author-link'];
                                                $default_item_text = (($it['id'] == $it['parent'])
-                                                                       ? sprintf(t("%s created a new post"), $it['author-name'])
-                                                                       : sprintf(t("%s commented on %s's post"), $it['author-name'], $it['pname']));
-                                               $default_item_when = datetime_convert('UTC', date_default_timezone_get(), $it['created'], 'r');
-                                               $default_item_ago = relative_date($it['created']);
-
+                                                                       ? L10n::t("%s created a new post", $it['author-name'])
+                                                                       : L10n::t("%s commented on %s's post", $it['author-name'], $it['pname']));
+                                               $default_item_when = DateTimeFormat::local($it['created'], 'r');
+                                               $default_item_ago = Temporal::getRelativeDate($it['created']);
                                }
 
                                // Transform the different types of notification in an usable array
-                               switch ($it['verb']){
+                               switch ($it['verb']) {
                                        case ACTIVITY_LIKE:
-                                               $notif = array(
+                                               $notif = [
                                                        'label' => 'like',
-                                                       'link' => System::baseUrl(true).'/display/'.$it['pguid'],
+                                                       'link' => System::baseUrl(true) . '/display/' . $it['pguid'],
                                                        'image' => proxy_url($it['author-avatar'], false, PROXY_SIZE_MICRO),
                                                        'url' => $it['author-link'],
-                                                       'text' => sprintf(t("%s liked %s's post"), $it['author-name'], $it['pname']),
+                                                       'text' => L10n::t("%s liked %s's post", $it['author-name'], $it['pname']),
                                                        'when' => $default_item_when,
                                                        'ago' => $default_item_ago,
                                                        'seen' => $it['seen']
-                                               );
+                                               ];
                                                break;
 
                                        case ACTIVITY_DISLIKE:
-                                               $notif = array(
+                                               $notif = [
                                                        'label' => 'dislike',
-                                                       'link' => System::baseUrl(true).'/display/'.$it['pguid'],
+                                                       'link' => System::baseUrl(true) . '/display/' . $it['pguid'],
                                                        'image' => proxy_url($it['author-avatar'], false, PROXY_SIZE_MICRO),
                                                        'url' => $it['author-link'],
-                                                       'text' => sprintf(t("%s disliked %s's post"), $it['author-name'], $it['pname']),
+                                                       'text' => L10n::t("%s disliked %s's post", $it['author-name'], $it['pname']),
                                                        'when' => $default_item_when,
                                                        'ago' => $default_item_ago,
                                                        'seen' => $it['seen']
-                                               );
+                                               ];
                                                break;
 
                                        case ACTIVITY_ATTEND:
-                                               $notif = array(
+                                               $notif = [
                                                        'label' => 'attend',
-                                                       'link' => System::baseUrl(true).'/display/'.$it['pguid'],
+                                                       'link' => System::baseUrl(true) . '/display/' . $it['pguid'],
                                                        'image' => proxy_url($it['author-avatar'], false, PROXY_SIZE_MICRO),
                                                        'url' => $it['author-link'],
-                                                       'text' => sprintf(t("%s is attending %s's event"), $it['author-name'], $it['pname']),
+                                                       'text' => L10n::t("%s is attending %s's event", $it['author-name'], $it['pname']),
                                                        'when' => $default_item_when,
                                                        'ago' => $default_item_ago,
                                                        'seen' => $it['seen']
-                                               );
+                                               ];
                                                break;
 
                                        case ACTIVITY_ATTENDNO:
-                                               $notif = array(
+                                               $notif = [
                                                        'label' => 'attendno',
-                                                       'link' => System::baseUrl(true).'/display/'.$it['pguid'],
+                                                       'link' => System::baseUrl(true) . '/display/' . $it['pguid'],
                                                        'image' => proxy_url($it['author-avatar'], false, PROXY_SIZE_MICRO),
                                                        'url' => $it['author-link'],
-                                                       'text' => sprintf( t("%s is not attending %s's event"), $it['author-name'], $it['pname']),
+                                                       'text' => L10n::t("%s is not attending %s's event", $it['author-name'], $it['pname']),
                                                        'when' => $default_item_when,
                                                        'ago' => $default_item_ago,
                                                        'seen' => $it['seen']
-                                               );
+                                               ];
                                                break;
 
                                        case ACTIVITY_ATTENDMAYBE:
-                                               $notif = array(
+                                               $notif = [
                                                        'label' => 'attendmaybe',
-                                                       'link' => System::baseUrl(true).'/display/'.$it['pguid'],
+                                                       'link' => System::baseUrl(true) . '/display/' . $it['pguid'],
                                                        'image' => proxy_url($it['author-avatar'], false, PROXY_SIZE_MICRO),
                                                        'url' => $it['author-link'],
-                                                       'text' => sprintf(t("%s may attend %s's event"), $it['author-name'], $it['pname']),
+                                                       'text' => L10n::t("%s may attend %s's event", $it['author-name'], $it['pname']),
                                                        'when' => $default_item_when,
                                                        'ago' => $default_item_ago,
                                                        'seen' => $it['seen']
-                                               );
+                                               ];
                                                break;
 
                                        case ACTIVITY_FRIEND:
-                                               $xmlhead="<"."?xml version='1.0' encoding='UTF-8' ?".">";
-                                               $obj = parse_xml_string($xmlhead.$it['object']);
+                                               $xmlhead = "<" . "?xml version='1.0' encoding='UTF-8' ?" . ">";
+                                               $obj = XML::parseString($xmlhead . $it['object']);
                                                $it['fname'] = $obj->title;
 
-                                               $notif = array(
+                                               $notif = [
                                                        'label' => 'friend',
-                                                       'link' => System::baseUrl(true).'/display/'.$it['pguid'],
+                                                       'link' => System::baseUrl(true) . '/display/' . $it['pguid'],
                                                        'image' => proxy_url($it['author-avatar'], false, PROXY_SIZE_MICRO),
                                                        'url' => $it['author-link'],
-                                                       'text' => sprintf(t("%s is now friends with %s"), $it['author-name'], $it['fname']),
+                                                       'text' => L10n::t("%s is now friends with %s", $it['author-name'], $it['fname']),
                                                        'when' => $default_item_when,
                                                        'ago' => $default_item_ago,
                                                        'seen' => $it['seen']
-                                               );
+                                               ];
                                                break;
 
                                        default:
-                                               $notif = array(
+                                               $notif = [
                                                        'label' => $default_item_label,
                                                        'link' => $default_item_link,
                                                        'image' => $default_item_image,
@@ -354,7 +364,7 @@ class NotificationsManager {
                                                        'when' => $default_item_when,
                                                        'ago' => $default_item_ago,
                                                        'seen' => $it['seen']
-                                               );
+                                               ];
                                }
 
                                $arr[] = $notif;
@@ -362,32 +372,36 @@ class NotificationsManager {
                }
 
                return $arr;
-
        }
 
        /**
         * @brief Total number of network notifications
-        * @param int|string $seen
-        *      If 0 only include notifications into the query
-        *      which aren't marked as "seen"
+        * @param int|string $seen If 0 only include notifications into the query
+        *                             which aren't marked as "seen"
+        *
         * @return int Number of network notifications
         */
-       private function networkTotal($seen = 0) {
+       private function networkTotal($seen = 0)
+       {
                $sql_seen = "";
+               $index_hint = "";
 
-               if($seen === 0)
-                       $sql_seen = " AND `item`.`unseen` = 1 ";
+               if ($seen === 0) {
+                       $sql_seen = " AND `item`.`unseen` ";
+                       $index_hint = "USE INDEX (`uid_unseen_contactid`)";
+               }
 
-               $r = q("SELECT COUNT(*) AS `total`
-                               FROM `item` INNER JOIN `item` AS `pitem` ON `pitem`.`id`=`item`.`parent`
-                               WHERE `item`.`visible` = 1 AND `pitem`.`parent` != 0 AND
-                                `item`.`deleted` = 0 AND `item`.`uid` = %d AND `item`.`wall` = 0
+               $r = q(
+                       "SELECT COUNT(*) AS `total`
+                               FROM `item` $index_hint STRAIGHT_JOIN `item` AS `pitem` ON `pitem`.`id`=`item`.`parent`
+                               WHERE `item`.`visible` AND `pitem`.`parent` != 0 AND
+                               NOT `item`.`deleted` AND `item`.`uid` = %d AND NOT `item`.`wall`
                                $sql_seen",
                        intval(local_user())
                );
-
-               if (DBM::is_result($r))
+               if (DBM::is_result($r)) {
                        return $r[0]['total'];
+               }
 
                return 0;
        }
@@ -395,71 +409,77 @@ class NotificationsManager {
        /**
         * @brief Get network notifications
         *
-        * @param int|string $seen
-        *      If 0 only include notifications into the query
-        *      which aren't marked as "seen"
-        * @param int $start Start the query at this point
-        * @param int $limit Maximum number of query results
+        * @param int|string $seen  If 0 only include notifications into the query
+        *                              which aren't marked as "seen"
+        * @param int        $start Start the query at this point
+        * @param int        $limit Maximum number of query results
         *
         * @return array with
-        *      string 'ident' => Notification identifier
-        *      int 'total' => Total number of available network notifications
-        *      array 'notifications' => Network notifications
+        *      string 'ident' => Notification identifier
+        *      int 'total' => Total number of available network notifications
+        *      array 'notifications' => Network notifications
         */
-       public function networkNotifs($seen = 0, $start = 0, $limit = 80) {
+       public function networkNotifs($seen = 0, $start = 0, $limit = 80)
+       {
                $ident = 'network';
                $total = $this->networkTotal($seen);
-               $notifs = array();
+               $notifs = [];
                $sql_seen = "";
+               $index_hint = "";
 
-               if($seen === 0)
-                       $sql_seen = " AND `item`.`unseen` = 1 ";
-
+               if ($seen === 0) {
+                       $sql_seen = " AND `item`.`unseen` ";
+                       $index_hint = "USE INDEX (`uid_unseen_contactid`)";
+               }
 
-               $r = q("SELECT `item`.`id`,`item`.`parent`, `item`.`verb`, `item`.`author-name`, `item`.`unseen`,
+               $r = q(
+                       "SELECT `item`.`id`,`item`.`parent`, `item`.`verb`, `item`.`author-name`, `item`.`unseen`,
                                `item`.`author-link`, `item`.`author-avatar`, `item`.`created`, `item`.`object` AS `object`,
                                `pitem`.`author-name` AS `pname`, `pitem`.`author-link` AS `plink`, `pitem`.`guid` AS `pguid`
-                       FROM `item` INNER JOIN `item` AS `pitem` ON `pitem`.`id`=`item`.`parent`
-                       WHERE `item`.`visible` = 1 AND `pitem`.`parent` != 0 AND
-                                `item`.`deleted` = 0 AND `item`.`uid` = %d AND `item`.`wall` = 0
+                       FROM `item` $index_hint STRAIGHT_JOIN `item` AS `pitem` ON `pitem`.`id`=`item`.`parent`
+                       WHERE `item`.`visible` AND `pitem`.`parent` != 0 AND
+                               NOT `item`.`deleted` AND `item`.`uid` = %d AND NOT `item`.`wall`
                                $sql_seen
                        ORDER BY `item`.`created` DESC LIMIT %d, %d ",
-                               intval(local_user()),
-                               intval($start),
-                               intval($limit)
+                       intval(local_user()),
+                       intval($start),
+                       intval($limit)
                );
-
-               if (DBM::is_result($r))
+               if (DBM::is_result($r)) {
                        $notifs = $this->formatNotifs($r, $ident);
+               }
 
-               $arr = array (
+               $arr = [
                        'notifications' => $notifs,
                        'ident' => $ident,
                        'total' => $total,
-               );
+               ];
 
                return $arr;
        }
 
        /**
         * @brief Total number of system notifications
-        * @param int|string $seen
-        *      If 0 only include notifications into the query
-        *      which aren't marked as "seen"
+        * @param int|string $seen If 0 only include notifications into the query
+        *                             which aren't marked as "seen"
+        *
         * @return int Number of system notifications
         */
-       private function systemTotal($seen = 0) {
+       private function systemTotal($seen = 0)
+       {
                $sql_seen = "";
 
-               if($seen === 0)
-                       $sql_seen = " AND `seen` = 0 ";
+               if ($seen === 0) {
+                       $sql_seen = " AND NOT `seen` ";
+               }
 
-               $r = q("SELECT COUNT(*) AS `total` FROM `notify` WHERE `uid` = %d $sql_seen",
+               $r = q(
+                       "SELECT COUNT(*) AS `total` FROM `notify` WHERE `uid` = %d $sql_seen",
                        intval(local_user())
                );
-
-               if (DBM::is_result($r))
+               if (DBM::is_result($r)) {
                        return $r[0]['total'];
+               }
 
                return 0;
        }
@@ -467,56 +487,60 @@ class NotificationsManager {
        /**
         * @brief Get system notifications
         *
-        * @param int|string $seen
-        *      If 0 only include notifications into the query
-        *      which aren't marked as "seen"
-        * @param int $start Start the query at this point
-        * @param int $limit Maximum number of query results
+        * @param int|string $seen  If 0 only include notifications into the query
+        *                              which aren't marked as "seen"
+        * @param int        $start Start the query at this point
+        * @param int        $limit Maximum number of query results
         *
         * @return array with
-        *      string 'ident' => Notification identifier
-        *      int 'total' => Total number of available system notifications
-        *      array 'notifications' => System notifications
+        *      string 'ident' => Notification identifier
+        *      int 'total' => Total number of available system notifications
+        *      array 'notifications' => System notifications
         */
-       public function systemNotifs($seen = 0, $start = 0, $limit = 80) {
+       public function systemNotifs($seen = 0, $start = 0, $limit = 80)
+       {
                $ident = 'system';
                $total = $this->systemTotal($seen);
-               $notifs = array();
+               $notifs = [];
                $sql_seen = "";
 
-               if($seen === 0)
-                       $sql_seen = " AND `seen` = 0 ";
+               if ($seen === 0) {
+                       $sql_seen = " AND NOT `seen` ";
+               }
 
-               $r = q("SELECT `id`, `url`, `photo`, `msg`, `date`, `seen` FROM `notify`
+               $r = q(
+                       "SELECT `id`, `url`, `photo`, `msg`, `date`, `seen` FROM `notify`
                                WHERE `uid` = %d $sql_seen ORDER BY `date` DESC LIMIT %d, %d ",
                        intval(local_user()),
                        intval($start),
                        intval($limit)
                );
-
-               if (DBM::is_result($r))
+               if (DBM::is_result($r)) {
                        $notifs = $this->formatNotifs($r, $ident);
+               }
 
-               $arr = array (
+               $arr = [
                        'notifications' => $notifs,
                        'ident' => $ident,
                        'total' => $total,
-               );
+               ];
 
                return $arr;
        }
 
        /**
-        * @brief Addional SQL query string for the personal notifications
+        * @brief Additional SQL query string for the personal notifications
         *
-        * @return string The additional sql query
+        * @return string The additional SQL query
         */
-       private function _personal_sql_extra() {
-               $myurl = System::baseUrl(true) . '/profile/'. $this->a->user['nickname'];
-               $myurl = substr($myurl,strpos($myurl,'://')+3);
-               $myurl = str_replace(array('www.','.'),array('','\\.'),$myurl);
-               $diasp_url = str_replace('/profile/','/u/',$myurl);
-               $sql_extra = sprintf(" AND ( `item`.`author-link` regexp '%s' OR `item`.`tag` regexp '%s' OR `item`.`tag` regexp '%s' ) ",
+       private function personalSqlExtra()
+       {
+               $myurl = System::baseUrl(true) . '/profile/' . self::getApp()->user['nickname'];
+               $myurl = substr($myurl, strpos($myurl, '://') + 3);
+               $myurl = str_replace(['www.', '.'], ['', '\\.'], $myurl);
+               $diasp_url = str_replace('/profile/', '/u/', $myurl);
+               $sql_extra = sprintf(
+                       " AND (`item`.`author-link` REGEXP '%s' OR `item`.`tag` REGEXP '%s' OR `item`.`tag` REGEXP '%s') ",
                        dbesc($myurl . '$'),
                        dbesc($myurl . '\\]'),
                        dbesc($diasp_url . '\\]')
@@ -527,29 +551,34 @@ class NotificationsManager {
 
        /**
         * @brief Total number of personal notifications
-        * @param int|string $seen
-        *      If 0 only include notifications into the query
-        *      which aren't marked as "seen"
+        * @param int|string $seen If 0 only include notifications into the query
+        *                             which aren't marked as "seen"
+        *
         * @return int Number of personal notifications
         */
-       private function personalTotal($seen = 0) {
+       private function personalTotal($seen = 0)
+       {
                $sql_seen = "";
-               $sql_extra = $this->_personal_sql_extra();
+               $index_hint = "";
+               $sql_extra = $this->personalSqlExtra();
 
-               if($seen === 0)
-                       $sql_seen = " AND `item`.`unseen` = 1 ";
+               if ($seen === 0) {
+                       $sql_seen = " AND `item`.`unseen` ";
+                       $index_hint = "USE INDEX (`uid_unseen_contactid`)";
+               }
 
-               $r = q("SELECT COUNT(*) AS `total`
-                               FROM `item` INNER JOIN `item` AS `pitem` ON  `pitem`.`id`=`item`.`parent`
-                               WHERE `item`.`visible` = 1
+               $r = q(
+                       "SELECT COUNT(*) AS `total`
+                               FROM `item` $index_hint
+                               WHERE `item`.`visible`
                                $sql_extra
                                $sql_seen
-                               AND `item`.`deleted` = 0 AND `item`.`uid` = %d AND `item`.`wall` = 0 " ,
+                               AND NOT `item`.`deleted` AND `item`.`uid` = %d AND NOT `item`.`wall`",
                        intval(local_user())
                );
-
-               if (DBM::is_result($r))
+               if (DBM::is_result($r)) {
                        return $r[0]['total'];
+               }
 
                return 0;
        }
@@ -557,75 +586,84 @@ class NotificationsManager {
        /**
         * @brief Get personal notifications
         *
-        * @param int|string $seen
-        *      If 0 only include notifications into the query
-        *      which aren't marked as "seen"
-        * @param int $start Start the query at this point
-        * @param int $limit Maximum number of query results
+        * @param int|string $seen  If 0 only include notifications into the query
+        *                              which aren't marked as "seen"
+        * @param int        $start Start the query at this point
+        * @param int        $limit Maximum number of query results
         *
         * @return array with
-        *      string 'ident' => Notification identifier
-        *      int 'total' => Total number of available personal notifications
-        *      array 'notifications' => Personal notifications
+        *      string 'ident' => Notification identifier
+        *      int 'total' => Total number of available personal notifications
+        *      array 'notifications' => Personal notifications
         */
-       public function personalNotifs($seen = 0, $start = 0, $limit = 80) {
+       public function personalNotifs($seen = 0, $start = 0, $limit = 80)
+       {
                $ident = 'personal';
                $total = $this->personalTotal($seen);
-               $sql_extra = $this->_personal_sql_extra();
-               $notifs = array();
+               $sql_extra = $this->personalSqlExtra();
+               $notifs = [];
                $sql_seen = "";
+               $index_hint = "";
 
-               if($seen === 0)
-                       $sql_seen = " AND `item`.`unseen` = 1 ";
+               if ($seen === 0) {
+                       $sql_seen = " AND `item`.`unseen` ";
+                       $index_hint = "USE INDEX (`uid_unseen_contactid`)";
+               }
 
-               $r = q("SELECT `item`.`id`,`item`.`parent`, `item`.`verb`, `item`.`author-name`, `item`.`unseen`,
+               $r = q(
+                       "SELECT `item`.`id`,`item`.`parent`, `item`.`verb`, `item`.`author-name`, `item`.`unseen`,
                                `item`.`author-link`, `item`.`author-avatar`, `item`.`created`, `item`.`object` AS `object`,
                                `pitem`.`author-name` AS `pname`, `pitem`.`author-link` AS `plink`, `pitem`.`guid` AS `pguid`
-                       FROM `item` INNER JOIN `item` AS `pitem` ON  `pitem`.`id`=`item`.`parent`
-                       WHERE `item`.`visible` = 1
+                       FROM `item` $index_hint STRAIGHT_JOIN `item` AS `pitem` ON `pitem`.`id`=`item`.`parent`
+                       WHERE `item`.`visible`
                                $sql_extra
                                $sql_seen
-                               AND `item`.`deleted` = 0 AND `item`.`uid` = %d AND `item`.`wall` = 0
-                       ORDER BY `item`.`created` DESC LIMIT %d, %d " ,
-                               intval(local_user()),
-                               intval($start),
-                               intval($limit)
+                               AND NOT `item`.`deleted` AND `item`.`uid` = %d AND NOT `item`.`wall`
+                       ORDER BY `item`.`created` DESC LIMIT %d, %d ",
+                       intval(local_user()),
+                       intval($start),
+                       intval($limit)
                );
-
-               if (DBM::is_result($r))
+               if (DBM::is_result($r)) {
                        $notifs = $this->formatNotifs($r, $ident);
+               }
 
-               $arr = array (
+               $arr = [
                        'notifications' => $notifs,
                        'ident' => $ident,
                        'total' => $total,
-               );
+               ];
 
                return $arr;
        }
 
        /**
         * @brief Total number of home notifications
-        * @param int|string $seen
-        *      If 0 only include notifications into the query
-        *      which aren't marked as "seen"
+        * @param int|string $seen If 0 only include notifications into the query
+        *                             which aren't marked as "seen"
+        *
         * @return int Number of home notifications
         */
-       private function homeTotal($seen = 0) {
+       private function homeTotal($seen = 0)
+       {
                $sql_seen = "";
+               $index_hint = "";
 
-               if($seen === 0)
-                       $sql_seen = " AND `item`.`unseen` = 1 ";
+               if ($seen === 0) {
+                       $sql_seen = " AND `item`.`unseen` ";
+                       $index_hint = "USE INDEX (`uid_unseen_contactid`)";
+               }
 
-               $r = q("SELECT COUNT(*) AS `total` FROM `item`
+               $r = q(
+                       "SELECT COUNT(*) AS `total` FROM `item` $index_hint
                                WHERE `item`.`visible` = 1 AND
                                 `item`.`deleted` = 0 AND `item`.`uid` = %d AND `item`.`wall` = 1
                                $sql_seen",
                        intval(local_user())
                );
-
-               if (DBM::is_result($r))
+               if (DBM::is_result($r)) {
                        return $r[0]['total'];
+               }
 
                return 0;
        }
@@ -633,71 +671,79 @@ class NotificationsManager {
        /**
         * @brief Get home notifications
         *
-        * @param int|string $seen
-        *      If 0 only include notifications into the query
-        *      which aren't marked as "seen"
-        * @param int $start Start the query at this point
-        * @param int $limit Maximum number of query results
+        * @param int|string $seen  If 0 only include notifications into the query
+        *                              which aren't marked as "seen"
+        * @param int        $start Start the query at this point
+        * @param int        $limit Maximum number of query results
         *
         * @return array with
-        *      string 'ident' => Notification identifier
-        *      int 'total' => Total number of available home notifications
-        *      array 'notifications' => Home notifications
+        *      string 'ident' => Notification identifier
+        *      int 'total' => Total number of available home notifications
+        *      array 'notifications' => Home notifications
         */
-       public function homeNotifs($seen = 0, $start = 0, $limit = 80) {
+       public function homeNotifs($seen = 0, $start = 0, $limit = 80)
+       {
                $ident = 'home';
                $total = $this->homeTotal($seen);
-               $notifs = array();
+               $notifs = [];
                $sql_seen = "";
+               $index_hint = "";
 
-               if($seen === 0)
-                       $sql_seen = " AND `item`.`unseen` = 1 ";
+               if ($seen === 0) {
+                       $sql_seen = " AND `item`.`unseen` ";
+                       $index_hint = "USE INDEX (`uid_unseen_contactid`)";
+               }
 
-               $r = q("SELECT `item`.`id`,`item`.`parent`, `item`.`verb`, `item`.`author-name`, `item`.`unseen`,
+               $r = q(
+                       "SELECT `item`.`id`,`item`.`parent`, `item`.`verb`, `item`.`author-name`, `item`.`unseen`,
                                `item`.`author-link`, `item`.`author-avatar`, `item`.`created`, `item`.`object` AS `object`,
                                `pitem`.`author-name` AS `pname`, `pitem`.`author-link` AS `plink`, `pitem`.`guid` AS `pguid`
-                       FROM `item` INNER JOIN `item` AS `pitem` ON `pitem`.`id`=`item`.`parent`
-                       WHERE `item`.`visible` = 1 AND
-                                `item`.`deleted` = 0 AND `item`.`uid` = %d AND `item`.`wall` = 1
+                       FROM `item` $index_hint STRAIGHT_JOIN `item` AS `pitem` ON `pitem`.`id`=`item`.`parent`
+                       WHERE `item`.`visible` AND
+                               NOT `item`.`deleted` AND `item`.`uid` = %d AND `item`.`wall`
                                $sql_seen
                        ORDER BY `item`.`created` DESC LIMIT %d, %d ",
-                               intval(local_user()),
-                               intval($start),
-                               intval($limit)
+                       intval(local_user()),
+                       intval($start),
+                       intval($limit)
                );
-
-               if (DBM::is_result($r))
+               if (DBM::is_result($r)) {
                        $notifs = $this->formatNotifs($r, $ident);
+               }
 
-               $arr = array (
+               $arr = [
                        'notifications' => $notifs,
                        'ident' => $ident,
                        'total' => $total,
-               );
+               ];
 
                return $arr;
        }
 
        /**
         * @brief Total number of introductions
-        * @param bool $all
-        *      If false only include introductions into the query
-        *      which aren't marked as ignored
+        * @param bool $all If false only include introductions into the query
+        *                      which aren't marked as ignored
+        *
         * @return int Number of introductions
         */
-       private function introTotal($all = false) {
+       private function introTotal($all = false)
+       {
                $sql_extra = "";
 
-               if(!$all)
+               if (!$all) {
                        $sql_extra = " AND `ignore` = 0 ";
+               }
 
-               $r = q("SELECT COUNT(*) AS `total` FROM `intro`
+               $r = q(
+                       "SELECT COUNT(*) AS `total` FROM `intro`
                        WHERE `intro`.`uid` = %d $sql_extra AND `intro`.`blocked` = 0 ",
-                               intval($_SESSION['uid'])
+                       intval($_SESSION['uid'])
                );
 
-               if (DBM::is_result($r))
+               if (DBM::is_result($r)) {
                        return $r[0]['total'];
+               }
 
                return 0;
        }
@@ -705,29 +751,31 @@ class NotificationsManager {
        /**
         * @brief Get introductions
         *
-        * @param bool $all
-        *      If false only include introductions into the query
-        *      which aren't marked as ignored
-        * @param int $start Start the query at this point
-        * @param int $limit Maximum number of query results
+        * @param bool $all   If false only include introductions into the query
+        *                        which aren't marked as ignored
+        * @param int  $start Start the query at this point
+        * @param int  $limit Maximum number of query results
         *
         * @return array with
         *      string 'ident' => Notification identifier
         *      int 'total' => Total number of available introductions
         *      array 'notifications' => Introductions
         */
-       public function introNotifs($all = false, $start = 0, $limit = 80) {
+       public function introNotifs($all = false, $start = 0, $limit = 80)
+       {
                $ident = 'introductions';
-               $total = $this->introTotal($seen);
-               $notifs = array();
+               $total = $this->introTotal($all);
+               $notifs = [];
                $sql_extra = "";
 
-               if(!$all)
+               if (!$all) {
                        $sql_extra = " AND `ignore` = 0 ";
+               }
 
-               /// @todo Fetch contact details by "get_contact_details_by_url" instead of queries to contact, fcontact and gcontact
-               $r = q("SELECT `intro`.`id` AS `intro_id`, `intro`.*, `contact`.*,
-                               `fcontact`.`name` AS `fname`, `fcontact`.`url` AS `furl`,
+               /// @todo Fetch contact details by "Contact::getDetailsByUrl" instead of queries to contact, fcontact and gcontact
+               $r = q(
+                       "SELECT `intro`.`id` AS `intro_id`, `intro`.*, `contact`.*,
+                               `fcontact`.`name` AS `fname`, `fcontact`.`url` AS `furl`, `fcontact`.`addr` AS `faddr`,
                                `fcontact`.`photo` AS `fphoto`, `fcontact`.`request` AS `frequest`,
                                `gcontact`.`location` AS `glocation`, `gcontact`.`about` AS `gabout`,
                                `gcontact`.`keywords` AS `gkeywords`, `gcontact`.`gender` AS `ggender`,
@@ -738,19 +786,19 @@ class NotificationsManager {
                                LEFT JOIN `fcontact` ON `intro`.`fid` = `fcontact`.`id`
                        WHERE `intro`.`uid` = %d $sql_extra AND `intro`.`blocked` = 0
                        LIMIT %d, %d",
-                               intval($_SESSION['uid']),
-                               intval($start),
-                               intval($limit)
+                       intval($_SESSION['uid']),
+                       intval($start),
+                       intval($limit)
                );
-
-               if (DBM::is_result($r))
+               if (DBM::is_result($r)) {
                        $notifs = $this->formatIntros($r);
+               }
 
-               $arr = array (
+               $arr = [
                        'ident' => $ident,
                        'total' => $total,
                        'notifications' => $notifs,
-               );
+               ];
 
                return $arr;
        }
@@ -761,69 +809,69 @@ class NotificationsManager {
         * @param array $intros The array from the db query
         * @return array with the introductions
         */
-       private function formatIntros($intros) {
+       private function formatIntros($intros)
+       {
                $knowyou = '';
 
-               foreach($intros as $it) {
+               foreach ($intros as $it) {
                        // There are two kind of introduction. Contacts suggested by other contacts and normal connection requests.
                        // We have to distinguish between these two because they use different data.
-
                        // Contact suggestions
-                       if($it['fid']) {
-
-                               $return_addr = bin2hex($this->a->user['nickname'] . '@' . $this->a->get_hostname() . (($this->a->path) ? '/' . $this->a->path : ''));
+                       if ($it['fid']) {
+                               $return_addr = bin2hex(self::getApp()->user['nickname'] . '@' . self::getApp()->get_hostname() . ((self::getApp()->path) ? '/' . self::getApp()->path : ''));
 
-                               $intro = array(
+                               $intro = [
                                        'label' => 'friend_suggestion',
-                                       'notify_type' => t('Friend Suggestion'),
+                                       'notify_type' => L10n::t('Friend Suggestion'),
                                        'intro_id' => $it['intro_id'],
                                        'madeby' => $it['name'],
+                                       'madeby_url' => $it['url'],
+                                       'madeby_zrl' => Contact::magicLink($it['url']),
+                                       'madeby_addr' => $it['addr'],
                                        'contact_id' => $it['contact-id'],
-                                       'photo' => ((x($it,'fphoto')) ? proxy_url($it['fphoto'], false, PROXY_SIZE_SMALL) : "images/person-175.jpg"),
+                                       'photo' => ((x($it, 'fphoto')) ? proxy_url($it['fphoto'], false, PROXY_SIZE_SMALL) : "images/person-175.jpg"),
                                        'name' => $it['fname'],
-                                       'url' => zrl($it['furl']),
+                                       'url' => $it['furl'],
+                                       'zrl' => Contact::magicLink($it['furl']),
                                        'hidden' => $it['hidden'] == 1,
-                                       'post_newfriend' => (intval(PConfig::get(local_user(),'system','post_newfriend')) ? '1' : 0),
-
+                                       'post_newfriend' => (intval(PConfig::get(local_user(), 'system', 'post_newfriend')) ? '1' : 0),
                                        'knowyou' => $knowyou,
                                        'note' => $it['note'],
                                        'request' => $it['frequest'] . '?addr=' . $return_addr,
+                               ];
 
-                               );
-
-                       // Normal connection requests
+                               // Normal connection requests
                        } else {
-
                                $it = $this->getMissingIntroData($it);
 
                                // Don't show these data until you are connected. Diaspora is doing the same.
-                               if($it['gnetwork'] === NETWORK_DIASPORA) {
+                               if ($it['gnetwork'] === NETWORK_DIASPORA) {
                                        $it['glocation'] = "";
                                        $it['gabout'] = "";
                                        $it['ggender'] = "";
                                }
-                               $intro = array(
+                               $intro = [
                                        'label' => (($it['network'] !== NETWORK_OSTATUS) ? 'friend_request' : 'follower'),
-                                       'notify_type' => (($it['network'] !== NETWORK_OSTATUS) ? t('Friend/Connect Request') : t('New Follower')),
+                                       'notify_type' => (($it['network'] !== NETWORK_OSTATUS) ? L10n::t('Friend/Connect Request') : L10n::t('New Follower')),
                                        'dfrn_id' => $it['issued-id'],
                                        'uid' => $_SESSION['uid'],
                                        'intro_id' => $it['intro_id'],
                                        'contact_id' => $it['contact-id'],
-                                       'photo' => ((x($it,'photo')) ? proxy_url($it['photo'], false, PROXY_SIZE_SMALL) : "images/person-175.jpg"),
+                                       'photo' => ((x($it, 'photo')) ? proxy_url($it['photo'], false, PROXY_SIZE_SMALL) : "images/person-175.jpg"),
                                        'name' => $it['name'],
-                                       'location' => bbcode($it['glocation'], false, false),
-                                       'about' => bbcode($it['gabout'], false, false),
+                                       'location' => BBCode::convert($it['glocation'], false),
+                                       'about' => BBCode::convert($it['gabout'], false),
                                        'keywords' => $it['gkeywords'],
                                        'gender' => $it['ggender'],
                                        'hidden' => $it['hidden'] == 1,
-                                       'post_newfriend' => (intval(PConfig::get(local_user(),'system','post_newfriend')) ? '1' : 0),
+                                       'post_newfriend' => (intval(PConfig::get(local_user(), 'system', 'post_newfriend')) ? '1' : 0),
                                        'url' => $it['url'],
-                                       'zrl' => zrl($it['url']),
+                                       'zrl' => Contact::magicLink($it['url']),
                                        'addr' => $it['gaddr'],
                                        'network' => $it['gnetwork'],
                                        'knowyou' => $it['knowyou'],
                                        'note' => $it['note'],
-                               );
+                               ];
                        }
 
                        $arr[] = $intro;
@@ -840,7 +888,8 @@ class NotificationsManager {
         *
         * @return array The array with the intro data
         */
-       private function getMissingIntroData($arr) {
+       private function getMissingIntroData($arr)
+       {
                // If the network and the addr isn't available from the gcontact
                // table entry, take the one of the contact table entry
                if ($arr['gnetwork'] == "") {
@@ -853,7 +902,7 @@ class NotificationsManager {
                // If the network and addr is still not available
                // get the missing data data from other sources
                if ($arr['gnetwork'] == "" || $arr['gaddr'] == "") {
-                       $ret = get_contact_details_by_url($arr['url']);
+                       $ret = Contact::getDetailsByURL($arr['url']);
 
                        if ($arr['gnetwork'] == "" && $ret['network'] != "") {
                                $arr['gnetwork'] = $ret['network'];