diff --git a/app/Models/BonusLogs.php b/app/Models/BonusLogs.php
index aae920a6..588b09f1 100644
--- a/app/Models/BonusLogs.php
+++ b/app/Models/BonusLogs.php
@@ -11,6 +11,9 @@ class BonusLogs extends NexusModel
 
     const DEFAULT_BONUS_CANCEL_ONE_HIT_AND_RUN = 10000;
     const DEFAULT_BONUS_BUY_ATTENDANCE_CARD = 1000;
+    const DEFAULT_BONUS_BUY_TEMPORARY_INVITE = 500;
+    const DEFAULT_BONUS_BUY_RAINBOW_ID = 5000;
+    const DEFAULT_BONUS_BUY_CHANGE_USERNAME_CARD = 100000;
 
     const BUSINESS_TYPE_CANCEL_HIT_AND_RUN = 1;
     const BUSINESS_TYPE_BUY_MEDAL = 2;
@@ -26,6 +29,9 @@ class BonusLogs extends NexusModel
     const BUSINESS_TYPE_GIFT_TO_LOW_SHARE_RATIO = 12;
     const BUSINESS_TYPE_LUCKY_DRAW = 13;
     const BUSINESS_TYPE_EXCHANGE_DOWNLOAD = 14;
+    const BUSINESS_TYPE_BUY_TEMPORARY_INVITE = 15;
+    const BUSINESS_TYPE_BUY_RAINBOW_ID = 16;
+    const BUSINESS_TYPE_BUY_CHANGE_USERNAME_CARD = 17;
 
     public static array $businessTypes = [
         self::BUSINESS_TYPE_CANCEL_HIT_AND_RUN => ['text' => 'Cancel H&R'],
@@ -42,6 +48,9 @@ class BonusLogs extends NexusModel
         self::BUSINESS_TYPE_GIFT_TO_LOW_SHARE_RATIO => ['text' => 'Gift to low share ratio'],
         self::BUSINESS_TYPE_LUCKY_DRAW => ['text' => 'Lucky draw'],
         self::BUSINESS_TYPE_EXCHANGE_DOWNLOAD => ['text' => 'Exchange download'],
+        self::BUSINESS_TYPE_BUY_TEMPORARY_INVITE => ['text' => 'Buy temporary invite'],
+        self::BUSINESS_TYPE_BUY_RAINBOW_ID => ['text' => 'Buy rainbow ID'],
+        self::BUSINESS_TYPE_BUY_CHANGE_USERNAME_CARD => ['text' => 'Buy change username card'],
     ];
 
     public static function getBonusForCancelHitAndRun()
@@ -56,5 +65,23 @@ class BonusLogs extends NexusModel
         return $result ?? self::DEFAULT_BONUS_BUY_ATTENDANCE_CARD;
     }
 
+    public static function getBonusForBuyTemporaryInvite()
+    {
+        $result = Setting::get('bonus.one_tmp_invite');
+        return $result ?? self::DEFAULT_BONUS_BUY_TEMPORARY_INVITE;
+    }
+
+    public static function getBonusForBuyRainbowId()
+    {
+        $result = Setting::get('bonus.rainbow_id');
+        return $result ?? self::DEFAULT_BONUS_BUY_RAINBOW_ID;
+    }
+
+    public static function getBonusForBuyChangeUsernameCard()
+    {
+        $result = Setting::get('bonus.change_username_card');
+        return $result ?? self::DEFAULT_BONUS_BUY_CHANGE_USERNAME_CARD;
+    }
+
 
 }
diff --git a/app/Models/Invite.php b/app/Models/Invite.php
index 371aab30..0462858a 100644
--- a/app/Models/Invite.php
+++ b/app/Models/Invite.php
@@ -9,6 +9,8 @@ class Invite extends NexusModel
     const VALID_YES = 1;
     const VALID_NO = 0;
 
+    const TEMPORARY_INVITE_VALID_DAYS = 7;
+
     protected $casts = [
         'expired_at' => 'datetime',
     ];
diff --git a/app/Repositories/BonusRepository.php b/app/Repositories/BonusRepository.php
index a00ca11c..9d13a714 100644
--- a/app/Repositories/BonusRepository.php
+++ b/app/Repositories/BonusRepository.php
@@ -1,12 +1,15 @@
 <?php
 namespace App\Repositories;
 
+use App\Exceptions\NexusException;
 use App\Models\BonusLogs;
 use App\Models\HitAndRun;
+use App\Models\Invite;
 use App\Models\Medal;
 use App\Models\Setting;
 use App\Models\User;
 use App\Models\UserMedal;
+use App\Models\UserMeta;
 use Carbon\Carbon;
 use Illuminate\Database\Eloquent\Builder;
 use Nexus\Database\NexusDB;
@@ -95,6 +98,85 @@ class BonusRepository extends BaseRepository
 
     }
 
+
+    public function consumeToBuyTemporaryInvite($uid, $count = 1): bool
+    {
+        $user = User::query()->findOrFail($uid);
+        $requireBonus = BonusLogs::getBonusForBuyTemporaryInvite();
+        $toolRep = new ToolRepository();
+        $hashArr = $toolRep->generateUniqueInviteHash([], $count, $count);
+        NexusDB::transaction(function () use ($user, $requireBonus, $hashArr) {
+            $comment = nexus_trans('bonus.comment_buy_temporary_invite', [
+                'bonus' => $requireBonus,
+                'count' => count($hashArr)
+            ], $user->locale);
+            do_log("comment: $comment");
+            $this->consumeUserBonus($user, $requireBonus, BonusLogs::BUSINESS_TYPE_BUY_TEMPORARY_INVITE, $comment);
+            $invites = [];
+            foreach ($hashArr as $hash) {
+                $invites[] = [
+                    'inviter' => $user->id,
+                    'invitee' => '',
+                    'hash' => $hash,
+                    'valid' => 0,
+                    'expired_at' => Carbon::now()->addDays(Invite::TEMPORARY_INVITE_VALID_DAYS),
+                    'created_at' => Carbon::now(),
+                ];
+            }
+            Invite::query()->insert($invites);
+        });
+
+        return true;
+
+    }
+
+    public function consumeToBuyRainbowId($uid, $duration = 30): bool
+    {
+        $user = User::query()->findOrFail($uid);
+        $requireBonus = BonusLogs::getBonusForBuyRainbowId();
+        NexusDB::transaction(function () use ($user, $requireBonus, $duration) {
+            $comment = nexus_trans('bonus.comment_buy_rainbow_id', [
+                'bonus' => $requireBonus,
+                'duration' => $duration,
+            ], $user->locale);
+            do_log("comment: $comment");
+            $this->consumeUserBonus($user, $requireBonus, BonusLogs::BUSINESS_TYPE_BUY_RAINBOW_ID, $comment);
+            $metaData = [
+                'meta_key' => UserMeta::META_KEY_PERSONALIZED_USERNAME,
+                'duration' => $duration,
+            ];
+            $userRep = new UserRepository();
+            $userRep->addMeta($user, $metaData, $metaData, false);
+        });
+
+        return true;
+
+    }
+
+    public function consumeToBuyChangeUsernameCard($uid): bool
+    {
+        $user = User::query()->findOrFail($uid);
+        $requireBonus = BonusLogs::getBonusForBuyChangeUsernameCard();
+        if (UserMeta::query()->where('uid', $uid)->where('meta_key', UserMeta::META_KEY_CHANGE_USERNAME)->exists()) {
+            throw new NexusException("user already has change username card");
+        }
+        NexusDB::transaction(function () use ($user, $requireBonus) {
+            $comment = nexus_trans('bonus.comment_buy_change_username_card', [
+                'bonus' => $requireBonus,
+            ], $user->locale);
+            do_log("comment: $comment");
+            $this->consumeUserBonus($user, $requireBonus, BonusLogs::BUSINESS_TYPE_BUY_CHANGE_USERNAME_CARD, $comment);
+            $metaData = [
+                'meta_key' => UserMeta::META_KEY_CHANGE_USERNAME,
+            ];
+            $userRep = new UserRepository();
+            $userRep->addMeta($user, $metaData, $metaData, false);
+        });
+
+        return true;
+
+    }
+
     public function consumeUserBonus($user, $requireBonus, $logBusinessType, $logComment = '', array $userUpdates = [])
     {
         if (!isset(BonusLogs::$businessTypes[$logBusinessType])) {
diff --git a/app/Repositories/UserRepository.php b/app/Repositories/UserRepository.php
index 03a1cf24..486e99f4 100644
--- a/app/Repositories/UserRepository.php
+++ b/app/Repositories/UserRepository.php
@@ -466,7 +466,7 @@ class UserRepository extends BaseRepository
         return true;
     }
 
-    public function addMeta($user, array $metaData, array $keyExistsUpdates = [])
+    public function addMeta($user, array $metaData, array $keyExistsUpdates = [], $notify = true)
     {
         $user = $this->getUser($user);
         $locale = $user->locale;
@@ -484,7 +484,9 @@ class UserRepository extends BaseRepository
         } else {
             $durationText = nexus_trans('label.permanent', [], $locale);
         }
-        $message['msg'] = nexus_trans('user.grant_props_notification.body', ['name' => $metaName, 'operator' => Auth::user()->username, 'duration' => $durationText], $locale);
+        $operatorId = get_user_id();
+        $operatorInfo = get_user_row($operatorId);
+        $message['msg'] = nexus_trans('user.grant_props_notification.body', ['name' => $metaName, 'operator' => $operatorInfo['username'], 'duration' => $durationText], $locale);
         if (!empty($metaData['duration'])) {
             $metaData['deadline'] = now()->addDays($metaData['duration']);
         }
@@ -520,7 +522,9 @@ class UserRepository extends BaseRepository
         }
         if ($result) {
             clear_user_cache($user->id, $user->passkey);
-            Message::query()->insert($message);
+            if ($notify) {
+                Message::add($message);
+            }
         }
         do_log($log);
         return $result;
@@ -570,7 +574,7 @@ class UserRepository extends BaseRepository
         return true;
     }
 
-    public function addTemporaryInvite(User $operator, int $uid, string $action, int $count, int|null $days, string|null $reason = '')
+    public function addTemporaryInvite(User|null $operator, int $uid, string $action, int $count, int|null $days, string|null $reason = '')
     {
         do_log("uid: $uid, action: $action, count: $count, days: $days, reason: $reason");
         $action = strtolower($action);
@@ -578,7 +582,9 @@ class UserRepository extends BaseRepository
             throw new \InvalidArgumentException("days or count lte 0");
         }
         $targetUser = User::query()->findOrFail($uid, User::$commonFields);
-        $this->checkPermission($operator, $targetUser);
+        if ($operator) {
+            $this->checkPermission($operator, $targetUser);
+        }
         $toolRep = new ToolRepository();
         $locale = $targetUser->locale;
 
@@ -587,7 +593,7 @@ class UserRepository extends BaseRepository
         $body = nexus_trans('message.temporary_invite_change.body', [
             'change_type' => $changeType,
             'count' => $count,
-            'operator' => $operator->username,
+            'operator' => $operator->username ?? '',
             'reason' => $reason,
         ], $locale);
         $message = [
@@ -611,7 +617,7 @@ class UserRepository extends BaseRepository
                 ];
             }
         }
-        NexusDB::transaction(function () use ($uid, $message, $inviteData, $count) {
+        NexusDB::transaction(function () use ($uid, $message, $inviteData, $count, $operator) {
             if (!empty($inviteData)) {
                 Invite::query()->insert($inviteData);
                 do_log("[INSERT TEMPORARY INVITE] to $uid, count: $count");
@@ -624,7 +630,9 @@ class UserRepository extends BaseRepository
                 ;
                 do_log("[DELETE TEMPORARY INVITE] of $uid, count: $count");
             }
-            Message::add($message);
+            if ($operator) {
+                Message::add($message);
+            }
         });
         return true;
     }
diff --git a/include/constants.php b/include/constants.php
index 3bdf583d..0ac71742 100644
--- a/include/constants.php
+++ b/include/constants.php
@@ -1,6 +1,6 @@
 <?php
 defined('VERSION_NUMBER') || define('VERSION_NUMBER', '1.8.0');
-defined('RELEASE_DATE') || define('RELEASE_DATE', '2023-01-04');
+defined('RELEASE_DATE') || define('RELEASE_DATE', '2023-01-05');
 defined('IN_TRACKER') || define('IN_TRACKER', false);
 defined('PROJECTNAME') || define("PROJECTNAME","NexusPHP");
 defined('NEXUSPHPURL') || define("NEXUSPHPURL","https://nexusphp.org");
diff --git a/lang/chs/lang_mybonus.php b/lang/chs/lang_mybonus.php
index 21653080..2231acfa 100644
--- a/lang/chs/lang_mybonus.php
+++ b/lang/chs/lang_mybonus.php
@@ -156,6 +156,16 @@ $lang_mybonus = array
     'col_count' => '数量',
     'col_size' => '体积',
     'col_a' => 'A 值',
+    'text_buy_tmp_invite' => '1个临时邀请名额',
+    'text_buy_tmp_invite_note' => '如果有足够的魔力值，你可以用它来换取临时邀请名额，有效期 7 天。交易完成后，你的魔力值会减少，邀请临时名额数则会增加。',
+    'text_success_tmp_invites' => "祝贺你，你获得了<b>1</b>个新的临时邀请名额！",
+    'text_buy_rainbow_id' => "购买彩虹 ID",
+    'text_buy_rainbow_id_note' => '为用户名增加如彩虹般闪烁的效果，有效期 30 天，重复购买时间累加。',
+    'text_success_buy_rainbow_id' => "祝贺你，彩虹 ID 增加了<b>30</b>天！",
+    'text_buy_change_username_card' => "购买改名卡",
+    'text_buy_change_username_card_note' => '修改用户名一次，永久有效。',
+    'text_success_buy_change_username_card' => "祝贺你，成功购买了<b>改名卡</b>！",
+    'text_change_username_card_already_has' => '已经拥有改名卡',
 );
 
 ?>
diff --git a/lang/chs/lang_settings.php b/lang/chs/lang_settings.php
index e9b0d498..89091f27 100644
--- a/lang/chs/lang_settings.php
+++ b/lang/chs/lang_settings.php
@@ -799,6 +799,14 @@ $lang_settings = array
 	'row_protected_forum' => '隐私保护论坛板块',
 	'text_protected_forum' => '输入开启隐私保护的论坛板块ID，该版块的回复仅楼主作者及管理员以上可见，使用逗号分割(如:1,2,3)',
 	'forum_format_error' => '论坛ID格式错误，请检查输入!',
+    'row_buy_an_tmp_invite' => '购买临时邀请名额',
+    'text_buy_an_tmp_invite_note' => "个魔力值，如果他选择交换一个临时邀请名额。默认'500'。",
+    'row_buy_rainbow_id' => '购买彩虹 ID',
+    'text_buy_rainbow_id_note' => "个魔力值，如果他选择交换一个彩虹 ID，有效期 30 天。默认'5,000'。",
+    'row_buy_change_username_card' => '购买改名卡',
+    'text_buy_change_username_card_note' => "个魔力值，如果他选择交换一个改名卡，永久有效。默认'100,000'。",
+    'row_initial_tmp_invites' => '初始临时邀请名额',
+    'text_initial_tmp_invites_note' => "新注册用户的初始临时邀请名额，有效期 7 天。默认'0'。",
 );
 
 ?>
diff --git a/lang/cht/lang_mybonus.php b/lang/cht/lang_mybonus.php
index 70c265bf..31c21b23 100644
--- a/lang/cht/lang_mybonus.php
+++ b/lang/cht/lang_mybonus.php
@@ -156,6 +156,16 @@ $lang_mybonus = array
     'col_count' => '數量',
     'col_size' => '體積',
     'col_a' => 'A 值',
+    'text_buy_tmp_invite' => '1個臨時邀請名額',
+    'text_buy_tmp_invite_note' => '如果有足夠的魔力值，你可以用它來換取臨時邀請名額，有效期 7 天。交易完成後，你的魔力值會減少，邀請臨時名額數則會增加。',
+    'text_success_tmp_invites' => "祝賀你，你獲得了<b>1</b>個新的臨時邀請名額！",
+    'text_buy_rainbow_id' => "購買彩虹 ID",
+    'text_buy_rainbow_id_note' => '為用戶名增加如彩虹般閃爍的效果，有效期 30 天，重復購買時間累加。',
+    'text_success_buy_rainbow_id' => "祝賀你，彩虹 ID 增加了<b>30</b>天！",
+    'text_buy_change_username_card' => "購買改名卡",
+    'text_buy_change_username_card_note' => '修改用戶名一次，永久有效。',
+    'text_success_buy_change_username_card' => "祝賀你，成功購買了<b>改名卡</b>！",
+    'text_change_username_card_already_has' => '已經擁有改名卡',
 );
 
 ?>
diff --git a/lang/cht/lang_settings.php b/lang/cht/lang_settings.php
index 5b7f8282..cb62a8e9 100644
--- a/lang/cht/lang_settings.php
+++ b/lang/cht/lang_settings.php
@@ -799,6 +799,14 @@ $lang_settings = array
 	'row_protected_forum' => '隱私保護論壇板塊',
 	'text_protected_forum' => '輸入開啟隱私保護的論壇板塊ID，該版塊的回覆僅樓主作者及管理員以上可見，使用逗號分割(如:1,2,3)',
 	'forum_format_error' => '論壇ID格式錯誤，請核查校對!',
+    'row_buy_an_tmp_invite' => '購買臨時邀請名額',
+    'text_buy_an_tmp_invite_note' => "個魔力值，如果他選擇交換一個臨時邀請名額。默認'500'。",
+    'row_buy_rainbow_id' => '購買彩虹 ID',
+    'text_buy_rainbow_id_note' => "個魔力值，如果他選擇交換一個彩虹 ID，有效期 30 天。默認'5,000'。",
+    'row_buy_change_username_card' => '購買改名卡',
+    'text_buy_change_username_card_note' => "個魔力值，如果他選擇交換一個改名卡，永久有效。默認'100,000'。",
+    'row_initial_tmp_invites' => '初始臨時邀請名額',
+    'text_initial_tmp_invites_note' => "新註冊用戶的初始臨時邀請名額，有效期 7 天。默認'0'。",
 );
 
 ?>
diff --git a/lang/en/lang_mybonus.php b/lang/en/lang_mybonus.php
index 70179d9f..afc040f1 100644
--- a/lang/en/lang_mybonus.php
+++ b/lang/en/lang_mybonus.php
@@ -156,6 +156,16 @@ where<ul><li><b>A</b> is an intermediate variable</li><li><b>Ti</b> is the <b>i<
     'col_count' => 'Counts',
     'col_size' => 'Size',
     'col_a' => 'A Value',
+    'text_buy_tmp_invite' => '1 Temporary Invite',
+    'text_buy_tmp_invite_note' => "With enough bonus points acquired, you are able to exchange them for a few temporary invites, valid for 7 days. The points are then removed from your Bonus Bank and the temporary invitations are added to your temporary invites amount.",
+    'text_success_tmp_invites' => "Congratulations! You have got yourself <b>1</b> new temporary invite!",
+    'text_buy_rainbow_id' => "Buy Rainbow ID",
+    'text_buy_rainbow_id_note' => 'Adds a rainbow-like shimmering effect to usernames, valid for 30 days and cumulative over time with repeat purchases.',
+    'text_success_buy_rainbow_id' => "Congratulations, Rainbow ID added <b>30</b> days!",
+    'text_buy_change_username_card' => "Buy change username card",
+    'text_buy_change_username_card_note' => 'Change your username once and it will be valid forever.',
+    'text_success_buy_change_username_card' => "Congratulations on your successful purchase of a <b>change username card</b>!",
+    'text_change_username_card_already_has' => 'Already have a change username card',
 );
 
 ?>
diff --git a/lang/en/lang_settings.php b/lang/en/lang_settings.php
index 452ad664..7725b464 100644
--- a/lang/en/lang_settings.php
+++ b/lang/en/lang_settings.php
@@ -799,6 +799,14 @@ $lang_settings = array
 	'row_protected_forum' => 'Privacy Protection Forums',
 	'text_protected_forum' => 'The IDs of forums\' which enables privacy protection , seperated by commas(e.g. 1,2,3)',
 	'forum_format_error' => 'The format of forums is wrong, please check it again!',
+    'row_buy_an_tmp_invite' => 'Buy an temporary invite',
+    'text_buy_an_tmp_invite_note' => " bonus points to get a temporary invite. Default '500'.",
+    'row_buy_rainbow_id' => 'Buy Rainbow ID',
+    'text_buy_rainbow_id_note' => " bonus points to get a rainbow ID, valid for 30 days. Default '5,000'.",
+    'row_buy_change_username_card' => 'Buy Change username card',
+    'text_buy_change_username_card_note' => " bonus points to get a Change username card, valid forever. Default '100,000'.",
+    'row_initial_tmp_invites' => "Initial Number of Temporary Invites",
+    'text_initial_tmp_invites_note' => "How many temporary invites should each user be given upon registration? Default '0'.",
 );
 
 ?>
diff --git a/nexus/Install/settings.default.php b/nexus/Install/settings.default.php
index f93a4707..6691288b 100644
--- a/nexus/Install/settings.default.php
+++ b/nexus/Install/settings.default.php
@@ -94,6 +94,7 @@ return array (
       'offer_skip_approved_count' => 5,
       'upload_deny_approval_deny_count' => 2,
       'enable_global_search' => 'yes',
+      'tmp_invite_count' => 0,
   ),
   'smtp' =>
   array (
@@ -242,6 +243,9 @@ return array (
       'hundredgbdownload' => 8000,
       'official_addition' => '0.5',
       'zero_bonus_factor' => '0.2',
+      'one_tmp_invite' => BonusLogs::DEFAULT_BONUS_BUY_TEMPORARY_INVITE,
+      'rainbow_id' => BonusLogs::DEFAULT_BONUS_BUY_RAINBOW_ID,
+      'change_username_card' => BonusLogs::DEFAULT_BONUS_BUY_CHANGE_USERNAME_CARD,
   ),
   'account' =>
   array (
diff --git a/public/invite.php b/public/invite.php
index 159dfc4d..841d457e 100644
--- a/public/invite.php
+++ b/public/invite.php
@@ -263,7 +263,11 @@ JS;
             $rer = sql_query("SELECT * FROM invites WHERE $whereStr $limit") or sqlerr();
             $num1 = mysql_num_rows($rer);
 
-            print("<tr><td class=colhead>".$lang_invite['text_email']."</td><td class=colhead>".$lang_invite['text_hash']."</td><td class=colhead>".$lang_invite['text_send_date']."</td><td class='colhead'>".$lang_invite['text_hash_status']."</td><td class='colhead'>".$lang_invite['text_invitee_user']."</td>");
+            print("<tr><td class=colhead>".$lang_invite['text_email']."</td><td class=colhead>".$lang_invite['text_hash']."</td><td class=colhead>".$lang_invite['text_send_date']."</td>");
+            if ($menuSelected == 'sent') {
+                print("<td class='colhead'>".$lang_invite['text_hash_status']."</td>");
+            }
+            print "<td class='colhead'>".$lang_invite['text_invitee_user']."</td>";
             if ($menuSelected == 'tmp') {
                 print("<td class='colhead'>".$lang_invite['text_expired_at']."</td>");
                 print("<td class='colhead'>".nexus_trans('label.created_at')."</td>");
@@ -281,7 +285,9 @@ JS;
                 $tr .= "<td class=rowfollow>{$arr1['invitee']}</td>";
                 $tr .= sprintf('<td class="rowfollow">%s%s</td>', $arr1['hash'], $registerLink);
                 $tr .= "<td class=rowfollow>{$arr1['time_invited']}</td>";
-                $tr .= "<td class=rowfollow>".\App\Models\Invite::$validInfo[$arr1['valid']]['text']."</td>";
+                if ($menuSelected == 'sent') {
+                    $tr .= "<td class=rowfollow>".\App\Models\Invite::$validInfo[$arr1['valid']]['text']."</td>";
+                }
                 if (!$isHashValid) {
                     $tr .= "<td class=rowfollow><a href=userdetails.php?id={$arr1['invitee_register_uid']}><font color=#1f7309>".$arr1['invitee_register_username']."</font></a></td>";
                 } else {
diff --git a/public/mybonus.php b/public/mybonus.php
index 5de94d24..32be2174 100644
--- a/public/mybonus.php
+++ b/public/mybonus.php
@@ -75,6 +75,15 @@ function bonusarray($option = 0){
     $bonus['description'] = $lang_mybonus['text_buy_invite_note'];
     $results[] = $bonus;
 
+    //Tmp Invite
+    $bonus = array();
+    $bonus['points'] = \App\Models\BonusLogs::getBonusForBuyTemporaryInvite();
+    $bonus['art'] = 'tmp_invite';
+    $bonus['menge'] = 1;
+    $bonus['name'] = $lang_mybonus['text_buy_tmp_invite'];
+    $bonus['description'] = $lang_mybonus['text_buy_tmp_invite_note'];
+    $results[] = $bonus;
+
     //Custom Title
     $bonus = array();
     $bonus['points'] = $customtitle_bonus;
@@ -126,6 +135,24 @@ function bonusarray($option = 0){
     $bonus['description'] = $lang_mybonus['text_attendance_card_note'];
     $results[] = $bonus;
 
+    //Rainbow ID
+    $bonus = array();
+    $bonus['points'] = \App\Models\BonusLogs::getBonusForBuyRainbowId();
+    $bonus['art'] = 'rainbow_id';
+    $bonus['menge'] = 0;
+    $bonus['name'] = $lang_mybonus['text_buy_rainbow_id'];
+    $bonus['description'] = $lang_mybonus['text_buy_rainbow_id_note'];
+    $results[] = $bonus;
+
+    //Change username card
+    $bonus = array();
+    $bonus['points'] = \App\Models\BonusLogs::getBonusForBuyChangeUsernameCard();
+    $bonus['art'] = 'change_username_card';
+    $bonus['menge'] = 0;
+    $bonus['name'] = $lang_mybonus['text_buy_change_username_card'];
+    $bonus['description'] = $lang_mybonus['text_buy_change_username_card_note'];
+    $results[] = $bonus;
+
     //Donate
     $bonus = array();
     $bonus['points'] = 1000;
@@ -278,6 +305,8 @@ if (isset($do)) {
     $msg = $lang_mybonus['text_success_download'];
 	elseif ($do == "invite")
 	$msg = $lang_mybonus['text_success_invites'];
+    elseif ($do == "tmp_invite")
+        $msg = $lang_mybonus['text_success_tmp_invites'];
 	elseif ($do == "vip")
 	$msg =  $lang_mybonus['text_success_vip']."<b>".get_user_class_name(UC_VIP,false,false,true)."</b>".$lang_mybonus['text_success_vip_two'];
 	elseif ($do == "vipfalse")
@@ -296,6 +325,10 @@ if (isset($do)) {
         $msg =  $lang_mybonus['text_success_buy_medal'];
     elseif ($do == "attendance_card")
         $msg =  $lang_mybonus['text_success_buy_attendance_card'];
+    elseif ($do == "rainbow_id")
+        $msg =  $lang_mybonus['text_success_buy_rainbow_id'];
+    elseif ($do == "change_username_card")
+        $msg =  $lang_mybonus['text_success_buy_change_username_card'];
     elseif ($do == 'duplicated')
         $msg = $lockText;
 	else
@@ -397,6 +430,12 @@ for ($i=0; $i < count($allBonus); $i++)
 				print("<td class=\"rowfollow\" align=\"center\"><input type=\"submit\" name=\"submit\" value=\"".$lang_mybonus['text_ratio_too_high']."\" disabled=\"disabled\" /></td>");
 			}
 			else print("<td class=\"rowfollow\" align=\"center\"><input type=\"submit\" name=\"submit\" value=\"".$lang_mybonus['submit_exchange']."\" /></td>");
+		} elseif ($bonusarray['art'] == 'change_username_card') {
+		    if (\App\Models\UserMeta::query()->where('uid', $CURUSER['id'])->where('meta_key', \App\Models\UserMeta::META_KEY_CHANGE_USERNAME)->exists()) {
+                print("<td class=\"rowfollow\" align=\"center\"><input type=\"submit\" name=\"submit\" value=\"".$lang_mybonus['text_change_username_card_already_has']."\" disabled=\"disabled\"/></td>");
+            } else {
+                print("<td class=\"rowfollow\" align=\"center\"><input type=\"submit\" name=\"submit\" value=\"".$lang_mybonus['submit_exchange']."\" /></td>");
+            }
 		} else {
             print("<td class=\"rowfollow\" align=\"center\"><input type=\"submit\" name=\"submit\" value=\"".$lang_mybonus['submit_exchange']."\" /></td>");
         }
@@ -575,6 +614,17 @@ if ($action == "exchange") {
             $bonusRep->consumeUserBonus($CURUSER['id'], $points, \App\Models\BonusLogs::BUSINESS_TYPE_EXCHANGE_INVITE, $points. " Points for invites.", ['invites' => $inv, ]);
             nexus_redirect("" . get_protocol_prefix() . "$BASEURL/mybonus.php?do=invite");
 		}
+        //=== temporary invite
+        elseif($art == "tmp_invite") {
+//            if(!user_can('buyinvite'))
+//                die(get_user_class_name($buyinvite_class,false,false,true).$lang_mybonus['text_plus_only']);
+//            $invites = $CURUSER['invites'];
+//            $inv = $invites+$bonusarray['menge'];
+//			$bonuscomment = date("Y-m-d") . " - " .$points. " Points for invites.\n " .htmlspecialchars($bonuscomment);
+//			sql_query("UPDATE users SET invites = ".sqlesc($inv).", seedbonus = seedbonus - $points, bonuscomment=".sqlesc($bonuscomment)." WHERE id = ".sqlesc($userid)) or sqlerr(__FILE__, __LINE__);
+            $bonusRep->consumeToBuyTemporaryInvite($CURUSER['id']);
+            nexus_redirect("" . get_protocol_prefix() . "$BASEURL/mybonus.php?do=tmp_invite");
+        }
 		//=== trade for special title
 		/**** the $words array are words that you DO NOT want the user to have... use to filter "bad words" & user class...
 		the user class is just for show, but what the hell tongue.gif Add more or edit to your liking.
@@ -696,32 +746,23 @@ if ($action == "exchange") {
 		    if (empty($_POST['hr_id'])) {
 		        stderr("Error","Invalid H&R ID: " . ($_POST['hr_id'] ?? ''), false, false);
             }
-		    try {
-		        $bonusRep->consumeToCancelHitAndRun($userid, $_POST['hr_id']);
-                nexus_redirect("" . get_protocol_prefix() . "$BASEURL/mybonus.php?do=cancel_hr");
-            } catch (\Exception $exception) {
-		        do_log($exception->getMessage(), 'error');
-		        stderr('Error', "Something wrong...", false, false);
-            }
+            $bonusRep->consumeToCancelHitAndRun($userid, $_POST['hr_id']);
+            nexus_redirect("" . get_protocol_prefix() . "$BASEURL/mybonus.php?do=cancel_hr");
         } elseif ($art == 'buy_medal') {
             if (empty($_POST['medal_id'])) {
                 stderr("Error","Invalid Medal ID: " . ($_POST['medal_id'] ?? ''), false, false);
             }
-            try {
-                $bonusRep->consumeToBuyMedal($userid, $_POST['medal_id']);
-                nexus_redirect("" . get_protocol_prefix() . "$BASEURL/mybonus.php?do=buy_medal");
-            } catch (\Exception $exception) {
-                do_log($exception->getMessage(), 'error');
-                stderr('Error', "Something wrong...", false, false);
-            }
+            $bonusRep->consumeToBuyMedal($userid, $_POST['medal_id']);
+            nexus_redirect("" . get_protocol_prefix() . "$BASEURL/mybonus.php?do=buy_medal");
         } elseif ($art == 'attendance_card') {
-            try {
-                $bonusRep->consumeToBuyAttendanceCard($userid);
-                nexus_redirect("" . get_protocol_prefix() . "$BASEURL/mybonus.php?do=attendance_card");
-            } catch (\Exception $exception) {
-                do_log($exception->getMessage(), 'error');
-                stderr('Error', "Something wrong...", false, false);
-            }
+            $bonusRep->consumeToBuyAttendanceCard($userid);
+            nexus_redirect("" . get_protocol_prefix() . "$BASEURL/mybonus.php?do=attendance_card");
+        } elseif ($art == 'rainbow_id') {
+            $bonusRep->consumeToBuyRainbowId($userid);
+            nexus_redirect("" . get_protocol_prefix() . "$BASEURL/mybonus.php?do=rainbow_id");
+        } elseif ($art == 'change_username_card') {
+            $bonusRep->consumeToBuyChangeUsernameCard($userid);
+            nexus_redirect("" . get_protocol_prefix() . "$BASEURL/mybonus.php?do=change_username_card");
         }
 	}
 }
diff --git a/public/settings.php b/public/settings.php
index f7ae7df0..1e1cf09e 100644
--- a/public/settings.php
+++ b/public/settings.php
@@ -42,7 +42,7 @@ if ($action == 'savesettings_main')	// save main
 		'smalldescription','altname','extforum','extforumurl','defaultlang','defstylesheet', 'donation','spsct','browsecat','specialcat','waitsystem',
 		'maxdlsystem','bitbucket','torrentnameprefix', 'showforumstats','verification','invite_count','invite_timeout', 'seeding_leeching_time_calc_start',
 		'startsubid', 'logo', 'showlastxforumposts', 'enable_technical_info', 'site_language_enabled', 'show_top_uploader', 'imdb_language', 'offer_skip_approved_count',
-        'upload_deny_approval_deny_count', 'enable_global_search'
+        'upload_deny_approval_deny_count', 'enable_global_search', 'tmp_invite_count',
 	);
 	GetVar($validConfig);
 	$MAIN = [];
@@ -99,6 +99,7 @@ elseif ($action == 'savesettings_bonus') 	// save bonus
         'tengbupload', 'ratiolimit','dlamountlimit','oneinvite','customtitle','vipstatus','bonusgift', 'basictax', 'taxpercentage',
         'prolinkpoint', 'prolinktime', 'attendance_initial', 'attendance_step', 'attendance_max', 'cancel_hr', 'attendance_card',
         'harem_addition', 'hundredgbupload', 'tengbdownload', 'hundredgbdownload', 'official_addition', 'official_tag', 'zero_bonus_tag', 'zero_bonus_factor',
+        'one_tmp_invite', 'rainbow_id', 'change_username_card',
     );
 	GetVar($validConfig);
 	$BONUS = [];
@@ -616,12 +617,16 @@ elseif ($action == 'bonussettings'){
 
 	tr($lang_settings['row_ratio_limit'],$lang_settings['text_user_with_ratio']."<input type='text' style=\"width: 50px\" name=ratiolimit value='".(isset($BONUS["ratiolimit"]) ? $BONUS["ratiolimit"] : 6 )."'>".$lang_settings['text_uploaded_amount_above']."<input type='text' style=\"width: 50px\" name=dlamountlimit value='".(isset($BONUS["dlamountlimit"]) ? $BONUS["dlamountlimit"] : 50 )."'>".$lang_settings['text_ratio_limit_default'], 1);
 	tr($lang_settings['row_buy_an_invite'],$lang_settings['text_it_costs_user']."<input type='text' style=\"width: 50px\" name=oneinvite value='".(isset($BONUS["oneinvite"]) ? $BONUS["oneinvite"] : 1000 )."'>".$lang_settings['text_buy_an_invite_note'], 1);
+	tr($lang_settings['row_buy_an_tmp_invite'],$lang_settings['text_it_costs_user']."<input type='text' style=\"width: 50px\" name=one_tmp_invite value='".(isset($BONUS["one_tmp_invite"]) ? $BONUS["one_tmp_invite"] : \App\Models\BonusLogs::DEFAULT_BONUS_BUY_TEMPORARY_INVITE )."'>".$lang_settings['text_buy_an_tmp_invite_note'], 1);
+
 	tr($lang_settings['row_custom_title'],$lang_settings['text_it_costs_user']."<input type='text' style=\"width: 50px\" name=customtitle value='".(isset($BONUS["customtitle"]) ? $BONUS["customtitle"] : 5000 )."'>".$lang_settings['text_custom_title_note'], 1);
 	tr($lang_settings['row_vip_status'],$lang_settings['text_it_costs_user']."<input type='text' style=\"width: 50px\" name=vipstatus value='".(isset($BONUS["vipstatus"]) ? $BONUS["vipstatus"] : 8000 )."'>".$lang_settings['text_vip_status_note'], 1);
 	yesorno($lang_settings['row_allow_giving_bonus_gift'], 'bonusgift', $BONUS["bonusgift"], $lang_settings['text_giving_bonus_gift_note']);
 	tr($lang_settings['row_bonus_gift_tax'], $lang_settings['text_system_charges']."<input type='text' style=\"width: 50px\" name='basictax' value='".(isset($BONUS["basictax"]) ? $BONUS["basictax"] : 5 )."'>".$lang_settings['text_bonus_points_plus']."<input type='text' style=\"width: 50px\" name='taxpercentage' value='".(isset($BONUS["taxpercentage"]) ? $BONUS["taxpercentage"] : 10 )."'>".$lang_settings['text_bonus_gift_tax_note'], 1);
     tr($lang_settings['row_cancel_hr'],$lang_settings['text_it_costs_user']."<input type='text' style=\"width: 50px\" name=cancel_hr value='".(isset($BONUS["cancel_hr"]) ? $BONUS["cancel_hr"] : \App\Models\BonusLogs::DEFAULT_BONUS_CANCEL_ONE_HIT_AND_RUN )."'>".$lang_settings['text_cancel_hr_note'], 1);
     tr($lang_settings['row_attendance_card'],$lang_settings['text_it_costs_user']."<input type='text' style=\"width: 50px\" name=attendance_card value='".(isset($BONUS["attendance_card"]) ? $BONUS["attendance_card"] : \App\Models\BonusLogs::DEFAULT_BONUS_BUY_ATTENDANCE_CARD )."'>".$lang_settings['text_attendance_card_note'], 1);
+    tr($lang_settings['row_buy_rainbow_id'],$lang_settings['text_it_costs_user']."<input type='text' style=\"width: 50px\" name=rainbow_id value='".(isset($BONUS["rainbow_id"]) ? $BONUS["rainbow_id"] : \App\Models\BonusLogs::DEFAULT_BONUS_BUY_RAINBOW_ID )."'>".$lang_settings['text_buy_rainbow_id_note'], 1);
+    tr($lang_settings['row_buy_change_username_card'],$lang_settings['text_it_costs_user']."<input type='text' style=\"width: 50px\" name=change_username_card value='".(isset($BONUS["change_username_card"]) ? $BONUS["change_username_card"] : \App\Models\BonusLogs::DEFAULT_BONUS_BUY_CHANGE_USERNAME_CARD )."'>".$lang_settings['text_buy_change_username_card_note'], 1);
 
 
     echo '<tr><td colspan="2" align="center"><b>' . $lang_settings['text_attendance_get_bonus'] . '</b></td></tr>';
@@ -786,6 +791,7 @@ elseif ($action == 'mainsettings')	// main settings
 	yesorno($lang_settings['row_enable_invite_system'], 'invitesystem', $MAIN['invitesystem'], $lang_settings['text_invite_system_note']);
 	tr($lang_settings['row_initial_uploading_amount'],"<input type='text' name=iniupload style=\"width: 100px\" value={$MAIN['iniupload']}> ".$lang_settings['text_initial_uploading_amount_note'], 1);
 	tr($lang_settings['row_initial_invites'],"<input type='text' name=invite_count style=\"width: 50px\" value={$MAIN['invite_count']}> ".$lang_settings['text_initial_invites_note'], 1);
+	tr($lang_settings['row_initial_tmp_invites'],"<input type='text' name=tmp_invite_count style=\"width: 50px\" value={$MAIN['tmp_invite_count']}> ".$lang_settings['text_initial_tmp_invites_note'], 1);
 	tr($lang_settings['row_invite_timeout'],"<input type='text' name=invite_timeout style=\"width: 50px\" value={$MAIN['invite_timeout']}> ".$lang_settings['text_invite_timeout_note'], 1);
 	yesorno($lang_settings['row_enable_registration_system'], 'registration', $MAIN['registration'], $lang_settings['row_allow_registrations']);
 	tr($lang_settings['row_verification_type'],"<input type='radio' name='verification'" . ($MAIN["verification"] == "email" ? " checked" : " checked") . " value='email'> ".$lang_settings['text_email'] ." <input type='radio' name='verification'" . ($MAIN["verification"] == "admin" ? " checked" : "") . " value='admin'> ".$lang_settings['text_admin']." <input type='radio' name='verification'" . ($MAIN["verification"] == "automatic" ? " checked" : "") . " value='automatic'> ".$lang_settings['text_automatically']."<br />".$lang_settings['text_verification_type_note'], 1);
diff --git a/public/takesignup.php b/public/takesignup.php
index 9a35817b..8610dc2d 100644
--- a/public/takesignup.php
+++ b/public/takesignup.php
@@ -1,4 +1,5 @@
 <?php
+
 require_once("../include/bittorrent.php");
 dbconn();
 cur_user_check ();
@@ -164,6 +165,12 @@ if(mysql_num_rows($res_check_user) == 1)
 
 $ret = sql_query("INSERT INTO users (username, passhash, secret, editsecret, email, country, gender, status, class, invites, ".($type == 'invite' ? "invited_by," : "")." added, last_access, lang, stylesheet".($showschool == 'yes' ? ", school" : "").", uploaded) VALUES (" . $wantusername . "," . $wantpasshash . "," . $secret . "," . $editsecret . "," . $email . "," . $country . "," . $gender . ", 'pending', ".$defaultclass_class.",". $invite_count .", ".($type == 'invite' ? "'$inviter'," : "") ." '". date("Y-m-d H:i:s") ."' , " . " '". date("Y-m-d H:i:s") ."' , ".$sitelangid . ",".$defcss.($showschool == 'yes' ? ",".$school : "").",".($iniupload_main > 0 ? $iniupload_main : 0).")") or sqlerr(__FILE__, __LINE__);
 $id = mysql_insert_id();
+$tmpInviteCount = get_setting('main.tmp_invite_count');
+if ($tmpInviteCount > 0) {
+    $userRep = new \App\Repositories\UserRepository();
+    $userRep->addTemporaryInvite(null, $id, 'increment', $tmpInviteCount, 7);
+}
+
 $dt = sqlesc(date("Y-m-d H:i:s"));
 $subject = sqlesc($lang_takesignup['msg_subject'].$SITENAME."!");
 $msg = sqlesc($lang_takesignup['msg_congratulations'].htmlspecialchars($wantusername).$lang_takesignup['msg_you_are_a_member']);
diff --git a/resources/lang/en/bonus.php b/resources/lang/en/bonus.php
index 3b772e0d..c6fa204f 100644
--- a/resources/lang/en/bonus.php
+++ b/resources/lang/en/bonus.php
@@ -3,6 +3,9 @@
 return [
     'comment_buy_medal' => 'Spend :bonus bonus buy :medal_name',
     'comment_buy_attendance_card' => 'Spend :bonus bonus buy one attend card',
+    'comment_buy_temporary_invite' => 'Spend :bonus bonus buy :count temporary invite',
+    'comment_buy_rainbow_id' => 'Spend :bonus bonus buy :duration days rainbow ID',
+    'comment_buy_change_username_card' => 'Spend :bonus bonus buy change username card',
     'table_thead' => [
         'reward_type' => 'Reward type',
         'count' => 'Count',
diff --git a/resources/lang/zh_CN/bonus.php b/resources/lang/zh_CN/bonus.php
index aa7ead52..6e85ac6e 100644
--- a/resources/lang/zh_CN/bonus.php
+++ b/resources/lang/zh_CN/bonus.php
@@ -3,6 +3,9 @@
 return [
     'comment_buy_medal' => '花费 :bonus 魔力购买了 :medal_name',
     'comment_buy_attendance_card' => '花费 :bonus 魔力购买了 1 张补签卡',
+    'comment_buy_temporary_invite' => '花费 :bonus 魔力购买了 :count 个临时邀请',
+    'comment_buy_rainbow_id' => '花费 :bonus 魔力购买了 :duration 天的彩虹 ID',
+    'comment_buy_change_username_card' => '花费 :bonus 魔力购买了改名卡',
     'table_thead' => [
         'reward_type' => '奖励类型',
         'count' => '数量',
diff --git a/resources/lang/zh_TW/bonus.php b/resources/lang/zh_TW/bonus.php
index a5cae0da..9f2a3b7d 100644
--- a/resources/lang/zh_TW/bonus.php
+++ b/resources/lang/zh_TW/bonus.php
@@ -3,6 +3,9 @@
 return [
     'comment_buy_medal' => '花費 :bonus 魔力購買了 :medal_name',
     'comment_buy_attendance_card' => '花費 :bonus 魔力購買了 1 張補簽卡',
+    'comment_buy_temporary_invite' => '花費 :bonus 魔力購買了 :count 個臨時邀請',
+    'comment_buy_rainbow_id' => '花費 :bonus 魔力購買了 :duration 天的彩虹 ID',
+    'comment_buy_change_username_card' => '花費 :bonus 魔力購買了改名卡',
     'table_thead' => [
         'reward_type' => '獎勵類型',
         'count' => '數量',