Reordered output cus it was bothering me.

Added option to include e-mail address in user rpc call.
Count loads of old emote endpoint in case I forgot to replace anywhere.
2024-11-21 20:05:56 +00:00 · 2024-11-21 19:37:04 +00:00 · 2024-11-14 04:13:57 +00:00 · 2024-11-14 02:44:02 +00:00 · 2024-11-13 23:30:34 +00:00 · 2024-11-07 00:33:42 +00:00
162 changed files with 3691 additions and 3304 deletions
--- a/2
+++ b/2
@ -1,4 +1,4 @@
-Copyright (c) 2017-2023, flashwave <me@flash.moe>
+Copyright (c) 2017-2024, flashwave <me@flash.moe>
 All rights reserved.

 Redistribution and use in source and binary forms, with or without
--- a/assets/misuzu.css/news/feeds.css
+++ b/assets/misuzu.css/news/feeds.css
@ -1,6 +1,6 @@
 .news__feeds {
    display: grid;
-    grid-template-columns: 1fr 1fr;
+    grid-template-columns: 1fr;
    grid-gap: 2px;
    padding: 2px;
 }
--- a/assets/misuzu.js/messages/messages.js
+++ b/assets/misuzu.js/messages/messages.js
@ -1,5 +1,5 @@
 #include csrfp.js
-#include msgbox.js
+#include msgbox.jsx
 #include utility.js
 #include messages/actbtn.js
 #include messages/list.js
--- a/build.js
+++ b/build.js
@ -1,157 +1,30 @@
-// IMPORTS
+const assproc = require('@railcomm/assproc');
+const { join: pathJoin } = require('path');
 const fs = require('fs');
-const swc = require('@swc/core');
-const path = require('path');
-const util = require('util');
-const postcss = require('postcss');
-const utils = require('./assets/utils.js');
-const assproc = require('./assets/assproc.js');

+(async () => {
+    const isDebug = fs.existsSync(pathJoin(__dirname, '.debug'));

-// CONFIG
-const rootDir = __dirname;
-const srcDir = path.join(rootDir, 'assets');
-const srcCurrentInfo = path.join(srcDir, 'current.json');
-const pubDir = path.join(rootDir, 'public');
-const pubAssetsDir = path.join(pubDir, 'assets');
+    const env = {
+        root: __dirname,
+        source: pathJoin(__dirname, 'assets'),
+        public: pathJoin(__dirname, 'public'),
+        debug: isDebug,
+        swc: {
+            es: 'es2021',
+        },
+    };

-const isDebugBuild = fs.existsSync(path.join(rootDir, '.debug'));
-
-const buildTasks = {
+    const tasks = {
        js: [
            { source: 'misuzu.js', target: '/assets', name: 'misuzu.{hash}.js', },
        ],
        css: [
            { source: 'misuzu.css', target: '/assets', name: 'misuzu.{hash}.css', },
        ],
-};
-
-
-// PREP
-const postcssPlugins = [ require('autoprefixer')({ remove: false }) ];
-if(!isDebugBuild)
-    postcssPlugins.push(require('cssnano')({
-        preset: [
-            'cssnano-preset-default',
-            {
-                minifyGradients: false,
-                reduceIdents: false,
-                zindex: true,
-            }
-        ],
-    }));
-
-const swcJscOptions = {
-    target: 'es2021',
-    loose: false,
-    externalHelpers: false,
-    keepClassNames: true,
-    preserveAllComments: false,
-    transform: {},
-    parser: {
-        syntax: 'ecmascript',
-        jsx: true,
-        dynamicImport: false,
-        privateMethod: false,
-        functionBind: false,
-        exportDefaultFrom: false,
-        exportNamespaceFrom: false,
-        decorators: false,
-        decoratorsBeforeExport: false,
-        topLevelAwait: true,
-        importMeta: false,
-    },
-    transform: {
-        react: {
-            runtime: 'classic',
-            pragma: '$er',
-        },
-    },
-};
-
-
-// BUILD
-(async () => {
-    const files = {};
-
-    console.log('Ensuring assets directory exists...');
-    fs.mkdirSync(pubAssetsDir, { recursive: true });
-
-
-    console.log();
-    console.log('JS assets');
-    for(const info of buildTasks.js) {
-        console.log(`=> Building ${info.source}...`);
-
-        let origTarget = undefined;
-        if('es' in info) {
-            origTarget = swcJscOptions.target;
-            swcJscOptions.target = info.es;
-        }
-
-        const assprocOpts = {
-            prefix: '#',
-            entry: info.entry || 'main.js',
-        };
-        const swcOpts = {
-            filename: info.source,
-            sourceMaps: false,
-            isModule: false,
-            minify: !isDebugBuild,
-            jsc: swcJscOptions,
    };

-        const pubName = await assproc.process(path.join(srcDir, info.source), assprocOpts)
-            .then(output => swc.transform(output, swcOpts))
-            .then(output => {
-                const name = utils.strtr(info.name, { hash: utils.shortHash(output.code) });
-                const pubName = path.join(info.target || '', name);
+    const files = await assproc.process(env, tasks);

-                console.log(` Saving to ${pubName}...`);
-                fs.writeFileSync(path.join(pubDir, pubName), output.code);
-
-                return pubName;
-            });
-
-        if(origTarget !== undefined)
-            swcJscOptions.target = origTarget;
-
-        files[info.source] = pubName;
-    }
-
-
-    console.log();
-    console.log('CSS assets');
-    for(const info of buildTasks.css) {
-        console.log(`=> Building ${info.source}...`);
-
-        const sourcePath = path.join(srcDir, info.source);
-        const assprocOpts = {
-            prefix: '@',
-            entry: info.entry || 'main.css',
-        };
-        const postcssOpts = { from: sourcePath };
-
-        files[info.source] = await assproc.process(sourcePath, assprocOpts)
-            .then(output => postcss(postcssPlugins).process(output, postcssOpts)
-            .then(output => {
-                const name = utils.strtr(info.name, { hash: utils.shortHash(output.css) });
-                const pubName = path.join(info.target || '', name);
-
-                console.log(` Saving to ${pubName}...`);
-                fs.writeFileSync(path.join(pubDir, pubName), output.css);
-
-                return pubName;
-            }));
-    }
-
-
-    console.log();
-    console.log('Writing assets info...');
-    fs.writeFileSync(srcCurrentInfo, JSON.stringify(files));
-
-
-    console.log();
-    console.log('Cleaning up old builds...');
-    assproc.housekeep(pubAssetsDir);
+    fs.writeFileSync(pathJoin(__dirname, 'assets/current.json'), JSON.stringify(files));
 })();
--- a/composer.json
+++ b/composer.json
@ -1,15 +1,13 @@
 {
-    "minimum-stability": "dev",
-    "prefer-stable": true,
    "require": {
-        "flashwave/index": "dev-master",
-        "flashwave/sasae": "dev-master",
+        "flashwave/index": "^0.2410",
+        "flashii/rpcii": "^2.0",
        "erusev/parsedown": "~1.6",
        "chillerlan/php-qrcode": "^4.3",
        "symfony/mailer": "^6.0",
        "matomo/device-detector": "^6.1",
        "sentry/sdk": "^4.0",
-        "flashwave/syokuhou": "dev-master"
+        "nesbot/carbon": "^3.7"
    },
    "autoload": {
        "classmap": [
@ -34,6 +32,6 @@
        }
    },
    "require-dev": {
-        "phpstan/phpstan": "^1.10"
+        "phpstan/phpstan": "^1.11"
    }
 }
--- a/composer.lock
+++ b/composer.lock
--- a/database/2023_01_07_023235_initial_structure_ndx.php
+++ b/database/2023_01_07_023235_initial_structure_ndx.php
@ -1,11 +1,11 @@
 <?php
-use Index\Data\IDbConnection;
-use Index\Data\Migration\IDbMigration;
+use Index\Db\DbConnection;
+use Index\Db\Migration\DbMigration;

 // Switching to the Index migration system!!!!!!

-final class InitialStructureNdx_20230107_023235 implements IDbMigration {
-    public function migrate(IDbConnection $conn): void {
+final class InitialStructureNdx_20230107_023235 implements DbMigration {
+    public function migrate(DbConnection $conn): void {
        $hasMszTrack = false;

        // check if the old migrations table exists
--- a/database/2023_04_30_001226_create_topic_redirs_table.php
+++ b/database/2023_04_30_001226_create_topic_redirs_table.php
@ -1,9 +1,9 @@
 <?php
-use Index\Data\IDbConnection;
-use Index\Data\Migration\IDbMigration;
+use Index\Db\DbConnection;
+use Index\Db\Migration\DbMigration;

-final class CreateTopicRedirsTable_20230430_001226 implements IDbMigration {
-    public function migrate(IDbConnection $conn): void {
+final class CreateTopicRedirsTable_20230430_001226 implements DbMigration {
+    public function migrate(DbConnection $conn): void {
        $conn->execute('
            CREATE TABLE msz_forum_topics_redirects (
                topic_id            INT(10) UNSIGNED NOT NULL,
--- a/database/2023_07_21_121854_update_user_agent_storage.php
+++ b/database/2023_07_21_121854_update_user_agent_storage.php
@ -1,10 +1,10 @@
 <?php
-use Index\Data\IDbConnection;
-use Index\Data\Migration\IDbMigration;
+use Index\Db\DbConnection;
+use Index\Db\Migration\DbMigration;
 use Misuzu\ClientInfo;

-final class UpdateUserAgentStorage_20230721_121854 implements IDbMigration {
-    public function migrate(IDbConnection $conn): void {
+final class UpdateUserAgentStorage_20230721_121854 implements DbMigration {
+    public function migrate(DbConnection $conn): void {
        // convert user agent fields to BLOB and add field for client info storage
        $conn->execute('
            ALTER TABLE msz_login_attempts
--- a/database/2023_07_24_201010_add_moderator_notes_table.php
+++ b/database/2023_07_24_201010_add_moderator_notes_table.php
@ -1,9 +1,9 @@
 <?php
-use Index\Data\IDbConnection;
-use Index\Data\Migration\IDbMigration;
+use Index\Db\DbConnection;
+use Index\Db\Migration\DbMigration;

-final class AddModeratorNotesTable_20230724_201010 implements IDbMigration {
-    public function migrate(IDbConnection $conn): void {
+final class AddModeratorNotesTable_20230724_201010 implements DbMigration {
+    public function migrate(DbConnection $conn): void {
        $conn->execute('
            CREATE TABLE msz_users_modnotes (
                note_id      INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
--- a/database/2023_07_26_175936_add_new_bans_table.php
+++ b/database/2023_07_26_175936_add_new_bans_table.php
@ -1,9 +1,9 @@
 <?php
-use Index\Data\IDbConnection;
-use Index\Data\Migration\IDbMigration;
+use Index\Db\DbConnection;
+use Index\Db\Migration\DbMigration;

-final class AddNewBansTable_20230726_175936 implements IDbMigration {
-    public function migrate(IDbConnection $conn): void {
+final class AddNewBansTable_20230726_175936 implements DbMigration {
+    public function migrate(DbConnection $conn): void {
        $conn->execute('
            CREATE TABLE msz_users_bans (
                ban_id             INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
--- a/database/2023_07_26_210150_redo_warnings_table.php
+++ b/database/2023_07_26_210150_redo_warnings_table.php
@ -1,9 +1,9 @@
 <?php
-use Index\Data\IDbConnection;
-use Index\Data\Migration\IDbMigration;
+use Index\Db\DbConnection;
+use Index\Db\Migration\DbMigration;

-final class RedoWarningsTable_20230726_210150 implements IDbMigration {
-    public function migrate(IDbConnection $conn): void {
+final class RedoWarningsTable_20230726_210150 implements DbMigration {
+    public function migrate(DbConnection $conn): void {
        $conn->execute('
            CREATE TABLE msz_users_warnings (
                warn_id      INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
--- a/database/2023_07_27_130516_pluralise_users_for_role_relations.php
+++ b/database/2023_07_27_130516_pluralise_users_for_role_relations.php
@ -1,9 +1,9 @@
 <?php
-use Index\Data\IDbConnection;
-use Index\Data\Migration\IDbMigration;
+use Index\Db\DbConnection;
+use Index\Db\Migration\DbMigration;

-final class PluraliseUsersForRoleRelations_20230727_130516 implements IDbMigration {
-    public function migrate(IDbConnection $conn): void {
+final class PluraliseUsersForRoleRelations_20230727_130516 implements DbMigration {
+    public function migrate(DbConnection $conn): void {
        $conn->execute('RENAME TABLE msz_user_roles TO msz_users_roles');
    }
 }
--- a/database/2023_07_28_212101_create_counters_table.php
+++ b/database/2023_07_28_212101_create_counters_table.php
@ -1,9 +1,9 @@
 <?php
-use Index\Data\IDbConnection;
-use Index\Data\Migration\IDbMigration;
+use Index\Db\DbConnection;
+use Index\Db\Migration\DbMigration;

-final class CreateCountersTable_20230728_212101 implements IDbMigration {
-    public function migrate(IDbConnection $conn): void {
+final class CreateCountersTable_20230728_212101 implements DbMigration {
+    public function migrate(DbConnection $conn): void {
        $conn->execute('
            CREATE TABLE msz_counters (
                counter_name    VARBINARY(64) NOT NULL,
--- a/database/2023_08_03_114403_update_collations_in_various_tables.php
+++ b/database/2023_08_03_114403_update_collations_in_various_tables.php
@ -1,9 +1,9 @@
 <?php
-use Index\Data\IDbConnection;
-use Index\Data\Migration\IDbMigration;
+use Index\Db\DbConnection;
+use Index\Db\Migration\DbMigration;

-final class UpdateCollationsInVariousTables_20230803_114403 implements IDbMigration {
-    public function migrate(IDbConnection $conn): void {
+final class UpdateCollationsInVariousTables_20230803_114403 implements DbMigration {
+    public function migrate(DbConnection $conn): void {
        $conn->execute('
            ALTER TABLE msz_audit_log
                CHANGE COLUMN log_action  log_action  VARCHAR(50) NOT NULL              COLLATE "ascii_general_ci" AFTER user_id,
--- a/database/2023_08_30_213930_new_permissions_system.php
+++ b/database/2023_08_30_213930_new_permissions_system.php
@ -1,9 +1,9 @@
 <?php
-use Index\Data\IDbConnection;
-use Index\Data\Migration\IDbMigration;
+use Index\Db\DbConnection;
+use Index\Db\Migration\DbMigration;

-final class NewPermissionsSystem_20230830_213930 implements IDbMigration {
-    public function migrate(IDbConnection $conn): void {
+final class NewPermissionsSystem_20230830_213930 implements DbMigration {
+    public function migrate(DbConnection $conn): void {
        // make sure cron doesn't fuck us over
        $conn->execute('DELETE FROM msz_config WHERE config_name = "perms.needsRecalc"');

--- a/database/2024_01_30_233734_create_messages_table.php
+++ b/database/2024_01_30_233734_create_messages_table.php
@ -1,9 +1,9 @@
 <?php
-use Index\Data\IDbConnection;
-use Index\Data\Migration\IDbMigration;
+use Index\Db\DbConnection;
+use Index\Db\Migration\DbMigration;

-final class CreateMessagesTable_20240130_233734 implements IDbMigration {
-    public function migrate(IDbConnection $conn): void {
+final class CreateMessagesTable_20240130_233734 implements DbMigration {
+    public function migrate(DbConnection $conn): void {
        $conn->execute('
            CREATE TABLE msz_messages (
                msg_id BINARY(8) NOT NULL,
--- a/database/2024_06_02_194809_base_sixty_four_encode_pms_in_db.php
+++ b/database/2024_06_02_194809_base_sixty_four_encode_pms_in_db.php
@ -0,0 +1,14 @@
+<?php
+use Index\Db\DbConnection;
+use Index\Db\Migration\DbMigration;
+
+final class BaseSixtyFourEncodePmsInDb_20240602_194809 implements DbMigration {
+    public function migrate(DbConnection $conn): void {
+        $conn->execute('UPDATE msz_messages SET msg_title = TO_BASE64(msg_title), msg_body = TO_BASE64(msg_body)');
+        $conn->execute('
+            ALTER TABLE `msz_messages`
+                CHANGE COLUMN `msg_title` `msg_title` TINYBLOB NOT NULL AFTER `msg_reply_to`,
+                CHANGE COLUMN `msg_body`  `msg_body`  BLOB     NOT NULL AFTER `msg_title`;
+        ');
+    }
+}
--- a/database/2024_09_16_205613_add_role_id_string.php
+++ b/database/2024_09_16_205613_add_role_id_string.php
@ -0,0 +1,13 @@
+<?php
+use Index\Db\DbConnection;
+use Index\Db\Migration\DbMigration;
+
+final class AddRoleIdString_20240916_205613 implements DbMigration {
+    public function migrate(DbConnection $conn): void {
+        $conn->execute(<<<SQL
+            ALTER TABLE msz_roles
+                ADD COLUMN role_string VARCHAR(20) NULL DEFAULT NULL COLLATE 'ascii_general_ci' AFTER role_id,
+                ADD UNIQUE INDEX roles_string_unique (role_string);
+        SQL);
+    }
+}
--- a/docs/source.md
+++ b/docs/source.md
@ -13,6 +13,7 @@ Below are a number of links to source code repositories related to Flashii.net a
  - [Seria](https://patchii.net/flashii/seria): Software used by the downloads tracker.
  - [Mince](https://patchii.net/flashii/mince): Source code for the Minecraft servers subwebsite.
  - [Awaki](https://patchii.net/flashii/awaki): Redirect service hosted on fii.moe.
+  - [Aleister](https://patchii.net/flashii/aleister): Public API gateway.

 ## Tools & Software
  - [SoFii](https://patchii.net/flashii/sofii): Launcher for Soldier of Fortune 2
@ -21,8 +22,7 @@ Below are a number of links to source code repositories related to Flashii.net a

 ## First-Party Libraries
  - [Index](https://patchii.net/flash/index): Base library used in almost any component of the website that uses PHP.
-  - [Sasae](https://patchii.net/flash/sasae): Extension to the Twig templating library.
-  - [Syokuhou](https://patchii.net/flash/syokuhou): Configuration library.
+  - [RPCii](https://patchii.net/flashii/rpcii): Internal RPC extension, mainly used to supply data to the API gateway.

 ## Historical
  - [AJAX Chat (fork)](https://patchii.net/flashii/ajax-chat): Old chat software (2013-2015). Still kept on life support for the nostalgia.
--- a/misuzu.php
+++ b/misuzu.php
@ -1,10 +1,9 @@
 <?php
 namespace Misuzu;

-use Index\Environment;
-use Index\Data\DbTools;
-use Syokuhou\DbConfig;
-use Syokuhou\SharpConfig;
+use Index\Db\DbBackends;
+use Index\Config\Db\DbConfig;
+use Index\Config\Fs\FsConfig;

 define('MSZ_STARTUP', microtime(true));
 define('MSZ_ROOT', __DIR__);
@ -19,11 +18,11 @@ define('MSZ_ASSETS', MSZ_ROOT . '/assets');

 require_once MSZ_ROOT . '/vendor/autoload.php';

-Environment::setDebug(MSZ_DEBUG);
+error_reporting(MSZ_DEBUG ? -1 : 0);
 mb_internal_encoding('UTF-8');
-date_default_timezone_set('UTC');
+date_default_timezone_set('GMT');

-$cfg = SharpConfig::fromFile(MSZ_CONFIG . '/config.cfg');
+$cfg = FsConfig::fromFile(MSZ_CONFIG . '/config.cfg');

 if($cfg->hasValues('sentry:dsn'))
    (function($cfg) {
@ -38,7 +37,7 @@ if($cfg->hasValues('sentry:dsn'))
        });
    })($cfg->scopeTo('sentry'));

-$db = DbTools::create($cfg->getString('database:dsn', 'null:'));
+$db = DbBackends::create($cfg->getString('database:dsn', 'null:'));
 $db->execute('SET SESSION time_zone = \'+00:00\', sql_mode = \'STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION\';');

 $cfg = new DbConfig($db, 'msz_config');
--- a/package-lock.json
+++ b/package-lock.json
--- a/package.json
+++ b/package.json
@ -1,8 +1,5 @@
 {
  "dependencies": {
-    "@swc/core": "^1.3.69",
-    "autoprefixer": "^10.4.14",
-    "cssnano": "^6.0.1",
-    "postcss": "^8.4.26"
+    "@railcomm/assproc": "^1.0.0"
  }
 }
--- a/phpstan.neon
+++ b/phpstan.neon
@ -4,3 +4,6 @@ parameters:
    - src
  bootstrapFiles:
    - misuzu.php
+  dynamicConstantNames:
+    - MSZ_CLI
+    - MSZ_DEBUG
--- a/public-legacy/auth/login.php
+++ b/public-legacy/auth/login.php
@ -4,7 +4,7 @@ namespace Misuzu;
 use Exception;
 use Misuzu\Auth\AuthTokenCookie;

-$urls = $msz->getURLs();
+$urls = $msz->getUrls();
 $authInfo = $msz->getAuthInfo();
 if($authInfo->isLoggedIn()) {
    Tools::redirect($urls->format('index'));
--- a/public-legacy/auth/logout.php
+++ b/public-legacy/auth/logout.php
@ -24,4 +24,4 @@ if($authInfo->isLoggedIn()) {
    AuthTokenCookie::apply($tokenPacker->pack($tokenInfo));
 }

-Tools::redirect($msz->getURLs()->format('index'));;
+Tools::redirect($msz->getUrls()->format('index'));;
--- a/public-legacy/auth/password.php
+++ b/public-legacy/auth/password.php
@ -4,7 +4,7 @@ namespace Misuzu;
 use RuntimeException;
 use Misuzu\Users\User;

-$urls = $msz->getURLs();
+$urls = $msz->getUrls();
 $authInfo = $msz->getAuthInfo();
 if($authInfo->isLoggedIn()) {
    Tools::redirect($urls->format('settings-account'));
--- a/public-legacy/auth/register.php
+++ b/public-legacy/auth/register.php
@ -4,7 +4,7 @@ namespace Misuzu;
 use RuntimeException;
 use Misuzu\Users\User;

-$urls = $msz->getURLs();
+$urls = $msz->getUrls();
 $authInfo = $msz->getAuthInfo();
 if($authInfo->isLoggedIn()) {
    Tools::redirect($urls->format('index'));
--- a/public-legacy/auth/revert.php
+++ b/public-legacy/auth/revert.php
@ -3,7 +3,7 @@ namespace Misuzu;

 use Misuzu\Auth\AuthTokenCookie;

-$urls = $msz->getURLs();
+$urls = $msz->getUrls();
 if(CSRF::validateRequest()) {
    $tokenInfo = $msz->getAuthInfo()->getTokenInfo();

--- a/public-legacy/auth/twofactor.php
+++ b/public-legacy/auth/twofactor.php
@ -5,7 +5,7 @@ use RuntimeException;
 use Misuzu\TOTPGenerator;
 use Misuzu\Auth\AuthTokenCookie;

-$urls = $msz->getURLs();
+$urls = $msz->getUrls();
 $authInfo = $msz->getAuthInfo();
 if($authInfo->isLoggedIn()) {
    Tools::redirect($urls->format('index'));
--- a/public-legacy/comments.php
+++ b/public-legacy/comments.php
@ -4,7 +4,7 @@ namespace Misuzu;
 use RuntimeException;

 $usersCtx = $msz->getUsersContext();
-$redirect = filter_input(INPUT_GET, 'return') ?? $_SERVER['HTTP_REFERER'] ?? $msz->getURLs()->format('index');
+$redirect = filter_input(INPUT_GET, 'return') ?? $_SERVER['HTTP_REFERER'] ?? $msz->getUrls()->format('index');

 if(!Tools::isLocalURL($redirect))
    Template::displayInfo('Possible request forgery detected.', 403);
--- a/public-legacy/forum/forum.php
+++ b/public-legacy/forum/forum.php
@ -168,7 +168,7 @@ $perms = $perms->checkMany([
 ]);

 Template::render('forum.forum', [
-    'forum_breadcrumbs' => $forumCategories->getCategoryAncestry($categoryInfo),
+    'forum_breadcrumbs' => iterator_to_array($forumCategories->getCategoryAncestry($categoryInfo)),
    'global_accent_colour' => $forumCategories->getCategoryColour($categoryInfo),
    'forum_info' => $categoryInfo,
    'forum_children' => $children,
--- a/public-legacy/forum/index.php
+++ b/public-legacy/forum/index.php
@ -32,14 +32,14 @@ if($mode === 'mark') {
                $forumCategories->updateUserReadCategory($userInfo, $categoryInfo);
        }

-        Tools::redirect($msz->getURLs()->format($categoryId ? 'forum-category' : 'forum-index', ['forum' => $categoryId]));
+        Tools::redirect($msz->getUrls()->format($categoryId ? 'forum-category' : 'forum-index', ['forum' => $categoryId]));
        return;
    }

    Template::render('confirm', [
        'title' => 'Mark forum as read',
        'message' => 'Are you sure you want to mark ' . ($categoryId < 1 ? 'the entire' : 'this') . ' forum as read?',
-        'return' => $msz->getURLs()->format($categoryId ? 'forum-category' : 'forum-index', ['forum' => $categoryId]),
+        'return' => $msz->getUrls()->format($categoryId ? 'forum-category' : 'forum-index', ['forum' => $categoryId]),
        'params' => [
            'forum' => $categoryId,
        ]
--- a/public-legacy/forum/leaderboard.php
+++ b/public-legacy/forum/leaderboard.php
@ -94,7 +94,7 @@ MD;
        $markdown .= sprintf("| %s | [%s](%s%s) | %s |\r\n", $ranking->position,
            $ranking->user?->getName() ?? 'Deleted User',
            $msz->getSiteInfo()->getURL(),
-            $msz->getURLs()->format('user-profile', ['user' => $ranking->userId]),
+            $msz->getUrls()->format('user-profile', ['user' => $ranking->userId]),
            number_format($ranking->postsCount));
    }

--- a/public-legacy/forum/post.php
+++ b/public-legacy/forum/post.php
@ -3,7 +3,7 @@ namespace Misuzu;

 use RuntimeException;

-$urls = $msz->getURLs();
+$urls = $msz->getUrls();
 $forumCtx = $msz->getForumContext();
 $forumPosts = $forumCtx->getPosts();
 $usersCtx = $msz->getUsersContext();
--- a/public-legacy/forum/posting.php
+++ b/public-legacy/forum/posting.php
@ -3,9 +3,10 @@ namespace Misuzu;

 use stdClass;
 use RuntimeException;
-use Index\DateTime;
 use Misuzu\Forum\ForumTopicInfo;
 use Misuzu\Parsers\Parser;
+use Index\XDateTime;
+use Carbon\CarbonImmutable;

 $authInfo = $msz->getAuthInfo();
 if(!$authInfo->isLoggedIn())
@ -152,11 +153,11 @@ if(!empty($_POST)) {
        if($mode === 'create') {
            $postTimeout = $cfg->getInteger('forum.posting.timeout', 5);
            if($postTimeout > 0) {
-                $postTimeoutThreshold = DateTime::now()->modify(sprintf('-%d seconds', $postTimeout));
+                $postTimeoutThreshold = new CarbonImmutable(sprintf('-%d seconds', $postTimeout));
                $lastPostCreatedAt = $forumPosts->getUserLastPostCreatedAt($currentUser);

-                if($lastPostCreatedAt->isMoreThan($postTimeoutThreshold)) {
-                    $waitSeconds = $postTimeout + ($lastPostCreatedAt->getUnixTimeSeconds() - time());
+                if(XDateTime::compare($lastPostCreatedAt, $postTimeoutThreshold) > 0) {
+                    $waitSeconds = $postTimeout + ((int)$lastPostCreatedAt->format('U') - time());

                    $notices[] = sprintf("You're posting too quickly! Please wait %s seconds before posting again.", number_format($waitSeconds));
                    $notices[] = "It's possible that your post went through successfully and you pressed the submit button twice by accident.";
@ -257,7 +258,7 @@ if(!empty($_POST)) {

            if(empty($notices)) {
                // does this ternary ever return forum-topic?
-                $redirect = $msz->getURLs()->format(empty($topicInfo) ? 'forum-topic' : 'forum-post', [
+                $redirect = $msz->getUrls()->format(empty($topicInfo) ? 'forum-topic' : 'forum-post', [
                    'topic' => $topicId ?? 0,
                    'post' => $postId ?? 0,
                ]);
@ -296,7 +297,7 @@ try {
 }

 Template::render('forum.posting', [
-    'posting_breadcrumbs' => $forumCategories->getCategoryAncestry($categoryInfo),
+    'posting_breadcrumbs' => iterator_to_array($forumCategories->getCategoryAncestry($categoryInfo)),
    'global_accent_colour' => $forumCategories->getCategoryColour($categoryInfo),
    'posting_user' => $currentUser,
    'posting_user_colour' => $usersCtx->getUserColour($currentUser),
--- a/public-legacy/forum/topic.php
+++ b/public-legacy/forum/topic.php
@ -4,7 +4,7 @@ namespace Misuzu;
 use stdClass;
 use RuntimeException;

-$urls = $msz->getURLs();
+$urls = $msz->getUrls();
 $forumCtx = $msz->getForumContext();
 $forumCategories = $forumCtx->getCategories();
 $forumTopics = $forumCtx->getTopics();
@ -291,7 +291,11 @@ $postInfos = $forumPosts->getPosts(
 if(empty($postInfos))
    Template::throwError(404);

-$originalPostInfo = $forumPosts->getPost(topicInfo: $topicInfo);
+try {
+    $originalPostInfo = $forumPosts->getPost(topicInfo: $topicInfo);
+} catch(RuntimeException $ex) {
+    Template::throwError(404);
+}

 $posts = [];

@ -326,7 +330,7 @@ $perms = $perms->checkMany([
 ]);

 Template::render('forum.topic', [
-    'topic_breadcrumbs' => $forumCategories->getCategoryAncestry($topicInfo),
+    'topic_breadcrumbs' => iterator_to_array($forumCategories->getCategoryAncestry($topicInfo)),
    'global_accent_colour' => $forumCategories->getCategoryColour($topicInfo),
    'topic_info' => $topicInfo,
    'category_info' => $categoryInfo,
--- a/public-legacy/manage/changelog/change.php
+++ b/public-legacy/manage/changelog/change.php
@ -3,9 +3,9 @@ namespace Misuzu;

 use DateTimeInterface;
 use RuntimeException;
-use Index\DateTime;
-use Index\XArray;
 use Misuzu\Changelog\Changelog;
+use Carbon\CarbonImmutable;
+use Index\{XArray,XDateTime};

 $authInfo = $msz->getAuthInfo();
 if(!$authInfo->getPerms('global')->check(Perm::G_CL_CHANGES_MANAGE))
@ -15,7 +15,7 @@ $changeActions = [];
 foreach(Changelog::ACTIONS as $action)
    $changeActions[$action] = Changelog::actionText($action);

-$urls = $msz->getURLs();
+$urls = $msz->getUrls();
 $changelog = $msz->getChangelog();
 $changeId = (string)filter_input(INPUT_GET, 'c', FILTER_SANITIZE_NUMBER_INT);
 $changeInfo = null;
@ -58,8 +58,8 @@ while($_SERVER['REQUEST_METHOD'] === 'POST' && CSRF::validateRequest()) {
    if(empty($createdAt))
        $createdAt = null;
    else {
-        $createdAt = DateTime::createFromFormat(DateTimeInterface::ATOM, $createdAt . ':00Z');
-        if($createdAt->getUnixTimeSeconds() < 0)
+        $createdAt = CarbonImmutable::createFromFormat(DateTimeInterface::ATOM, $createdAt . ':00Z');
+        if((int)$createdAt->format('U') < 0)
            $createdAt = null;
    }

@ -72,7 +72,7 @@ while($_SERVER['REQUEST_METHOD'] === 'POST' && CSRF::validateRequest()) {
            $summary = null;
        if($body === $changeInfo->getBody())
            $body = null;
-        if($createdAt !== null && $createdAt->equals($changeInfo->getCreatedAt()))
+        if($createdAt !== null && XDateTime::compare($createdAt, $changeInfo->getCreatedAt()) === 0)
            $createdAt = null;
        $updateUserInfo = $userId !== $changeInfo->getUserId();

--- a/public-legacy/manage/changelog/tag.php
+++ b/public-legacy/manage/changelog/tag.php
@ -6,7 +6,7 @@ use RuntimeException;
 if(!$msz->getAuthInfo()->getPerms('global')->check(Perm::G_CL_TAGS_MANAGE))
    Template::throwError(403);

-$urls = $msz->getURLs();
+$urls = $msz->getUrls();
 $changelog = $msz->getChangelog();
 $tagId = (string)filter_input(INPUT_GET, 't', FILTER_SANITIZE_NUMBER_INT);
 $loadTagInfo = fn() => $changelog->getTag($tagId);
--- a/public-legacy/manage/forum/redirs.php
+++ b/public-legacy/manage/forum/redirs.php
@ -5,7 +5,7 @@ $authInfo = $msz->getAuthInfo();
 if(!$authInfo->getPerms('global')->check(Perm::G_FORUM_TOPIC_REDIRS_MANAGE))
    Template::throwError(403);

-$urls = $msz->getURLs();
+$urls = $msz->getUrls();
 $forumCtx = $msz->getForumContext();
 $forumTopicRedirects = $forumCtx->getTopicRedirects();

--- a/public-legacy/manage/general/emoticon.php
+++ b/public-legacy/manage/general/emoticon.php
@ -18,7 +18,7 @@ else
    try {
        $isNew = false;
        $emoteInfo = $emotes->getEmote($emoteId);
-        $emoteStrings = $emotes->getEmoteStrings($emoteInfo);
+        $emoteStrings = iterator_to_array($emotes->getEmoteStrings($emoteInfo));
    } catch(RuntimeException $ex) {
        Template::throwError(404);
    }
@ -97,7 +97,7 @@ while($_SERVER['REQUEST_METHOD'] === 'POST' && CSRF::validateRequest()) {
        [$emoteInfo->getId()]
    );

-    Tools::redirect($msz->getURLs()->format('manage-general-emoticon', ['emote' => $emoteInfo->getId()]));
+    Tools::redirect($msz->getUrls()->format('manage-general-emoticon', ['emote' => $emoteInfo->getId()]));
    return;
 }

--- a/public-legacy/manage/general/emoticons.php
+++ b/public-legacy/manage/general/emoticons.php
@ -37,7 +37,7 @@ if(CSRF::validateRequest() && !empty($_GET['emote'])) {
        }
    }

-    Tools::redirect($msz->getURLs()->format('manage-general-emoticons'));
+    Tools::redirect($msz->getUrls()->format('manage-general-emoticons'));
    return;
 }

--- a/public-legacy/manage/general/logs.php
+++ b/public-legacy/manage/general/logs.php
@ -13,7 +13,7 @@ $pagination = new Pagination($auditLog->countLogs(), 50);
 if(!$pagination->hasValidOffset())
    Template::throwError(404);

-$logs = $auditLog->getLogs(pagination: $pagination);
+$logs = iterator_to_array($auditLog->getLogs(pagination: $pagination));
 $userInfos = [];
 $userColours = [];

--- a/public-legacy/manage/general/setting-delete.php
+++ b/public-legacy/manage/general/setting-delete.php
@ -13,7 +13,7 @@ if($_SERVER['REQUEST_METHOD'] === 'POST' && CSRF::validateRequest()) {
    $valueName = $valueInfo->getName();
    $msz->createAuditLog('CONFIG_DELETE', [$valueName]);
    $cfg->removeValues($valueName);
-    Tools::redirect($msz->getURLs()->format('manage-general-settings'));
+    Tools::redirect($msz->getUrls()->format('manage-general-settings'));
    return;
 }

--- a/public-legacy/manage/general/setting.php
+++ b/public-legacy/manage/general/setting.php
@ -1,7 +1,7 @@
 <?php
 namespace Misuzu;

-use Syokuhou\DbConfig;
+use Index\Config\Db\DbConfig;

 if(!$msz->getAuthInfo()->getPerms('global')->check(Perm::G_CONFIG_MANAGE))
    Template::throwError(403);
@ -73,7 +73,7 @@ while($_SERVER['REQUEST_METHOD'] === 'POST' && CSRF::validateRequest()) {

    $msz->createAuditLog($isNew ? 'CONFIG_CREATE' : 'CONFIG_UPDATE', [$sName]);
    $applyFunc($sName, $sValue);
-    Tools::redirect($msz->getURLs()->format('manage-general-settings'));
+    Tools::redirect($msz->getUrls()->format('manage-general-settings'));
    return;
 }

--- a/public-legacy/manage/news/category.php
+++ b/public-legacy/manage/news/category.php
@ -6,7 +6,7 @@ use RuntimeException;
 if(!$msz->getAuthInfo()->getPerms('global')->check(Perm::G_NEWS_CATEGORIES_MANAGE))
    Template::throwError(403);

-$urls = $msz->getURLs();
+$urls = $msz->getUrls();
 $news = $msz->getNews();
 $categoryId = (string)filter_input(INPUT_GET, 'c', FILTER_SANITIZE_NUMBER_INT);
 $loadCategoryInfo = fn() => $news->getCategory(categoryId: $categoryId);
--- a/public-legacy/manage/news/post.php
+++ b/public-legacy/manage/news/post.php
@ -7,7 +7,7 @@ $authInfo = $msz->getAuthInfo();
 if(!$authInfo->getPerms('global')->check(Perm::G_NEWS_POSTS_MANAGE))
    Template::throwError(403);

-$urls = $msz->getURLs();
+$urls = $msz->getUrls();
 $news = $msz->getNews();
 $postId = (string)filter_input(INPUT_GET, 'p', FILTER_SANITIZE_NUMBER_INT);
 $loadPostInfo = fn() => $news->getPost($postId);
--- a/public-legacy/manage/users/ban.php
+++ b/public-legacy/manage/users/ban.php
@ -3,13 +3,13 @@ namespace Misuzu;

 use DateTimeInterface;
 use RuntimeException;
-use Index\DateTime;
+use Carbon\CarbonImmutable;

 $authInfo = $msz->getAuthInfo();
 if(!$authInfo->getPerms('user')->check(Perm::U_BANS_MANAGE))
    Template::throwError(403);

-$urls = $msz->getURLs();
+$urls = $msz->getUrls();
 $usersCtx = $msz->getUsersContext();
 $bans = $usersCtx->getBans();

@ -56,7 +56,7 @@ while($_SERVER['REQUEST_METHOD'] === 'POST' && CSRF::validateRequest()) {
        if($expires === -1) {
            $expires = null;
        } elseif($expires === -2) {
-            $expires = DateTime::createFromFormat(DateTimeInterface::ATOM, $expiresCustom . ':00Z');
+            $expires = CarbonImmutable::createFromFormat(DateTimeInterface::ATOM, $expiresCustom . ':00Z');
        } else {
            echo 'Invalid duration specified.';
            break;
--- a/public-legacy/manage/users/note.php
+++ b/public-legacy/manage/users/note.php
@ -13,7 +13,7 @@ $hasUserId = filter_has_var(INPUT_GET, 'u');
 if((!$hasNoteId && !$hasUserId) || ($hasNoteId && $hasUserId))
    Template::throwError(400);

-$urls = $msz->getURLs();
+$urls = $msz->getUrls();
 $usersCtx = $msz->getUsersContext();
 $modNotes = $usersCtx->getModNotes();

--- a/public-legacy/manage/users/role.php
+++ b/public-legacy/manage/users/role.php
@ -3,7 +3,7 @@ namespace Misuzu;

 use RuntimeException;
 use Index\Colour\Colour;
-use Index\Colour\ColourRGB;
+use Index\Colour\ColourRgb;
 use Misuzu\Perm;

 $authInfo = $msz->getAuthInfo();
@ -42,6 +42,7 @@ while($_SERVER['REQUEST_METHOD'] === 'POST' && CSRF::validateRequest()) {
        break;
    }

+    $roleString = (string)filter_input(INPUT_POST, 'ur_string');
    $roleName = (string)filter_input(INPUT_POST, 'ur_name');
    $roleHide = !empty($_POST['ur_hidden']);
    $roleLeavable = !empty($_POST['ur_leavable']);
@ -54,6 +55,7 @@ while($_SERVER['REQUEST_METHOD'] === 'POST' && CSRF::validateRequest()) {
    $colourBlue = (int)filter_input(INPUT_POST, 'ur_col_blue', FILTER_SANITIZE_NUMBER_INT);

    Template::set([
+        'role_ur_string' => $roleString,
        'role_ur_name' => $roleName,
        'role_ur_hidden' => $roleHide,
        'role_ur_leavable' => $roleLeavable,
@ -84,7 +86,7 @@ while($_SERVER['REQUEST_METHOD'] === 'POST' && CSRF::validateRequest()) {

    $roleColour = $colourInherit
        ? Colour::none()
-        : new ColourRGB($colourRed, $colourGreen, $colourBlue);
+        : new ColourRgb($colourRed, $colourGreen, $colourBlue);

    if(mb_strlen($roleDesc) > 1000) {
        echo 'Description may not be longer than 1000 characters.';
@ -96,11 +98,31 @@ while($_SERVER['REQUEST_METHOD'] === 'POST' && CSRF::validateRequest()) {
        break;
    }

+    if(strlen($roleString) > 20) {
+        echo 'Role string may not be longer than 20 characters.';
+        break;
+    }
+    if(strlen($roleString) > 1 && !ctype_alpha($roleString[0])) {
+        echo 'Role string most start with an alphabetical character.';
+        break;
+    }
+
    if($isNew) {
-        $roleInfo = $roles->createRole($roleName, $roleRank, $roleColour, $roleTitle, $roleDesc, $roleHide, $roleLeavable);
+        $roleInfo = $roles->createRole(
+            $roleName,
+            $roleRank,
+            $roleColour,
+            string: $roleString,
+            title: $roleTitle,
+            description: $roleDesc,
+            hidden: $roleHide,
+            leavable: $roleLeavable
+        );
    } else {
        if($roleName === $roleInfo->getName())
            $roleName = null;
+        if($roleString === $roleInfo->getString())
+            $roleString = null;
        if($roleHide === $roleInfo->isHidden())
            $roleHide = null;
        if($roleLeavable === $roleInfo->isLeavable())
@ -115,7 +137,17 @@ while($_SERVER['REQUEST_METHOD'] === 'POST' && CSRF::validateRequest()) {
        if((string)$roleColour === (string)$roleInfo->getColour())
            $roleColour = null;

-        $roles->updateRole($roleInfo, $roleName, $roleRank, $roleColour, $roleTitle, $roleDesc, $roleHide, $roleLeavable);
+        $roles->updateRole(
+            $roleInfo,
+            string: $roleString,
+            name: $roleName,
+            rank: $roleRank,
+            colour: $roleColour,
+            title: $roleTitle,
+            description: $roleDesc,
+            hidden: $roleHide,
+            leavable: $roleLeavable
+        );
    }

    $msz->createAuditLog(
@ -136,7 +168,7 @@ while($_SERVER['REQUEST_METHOD'] === 'POST' && CSRF::validateRequest()) {
        $msz->getConfig()->setBoolean('perms.needsRecalc', true);
    }

-    Tools::redirect($msz->getURLs()->format('manage-role', ['role' => $roleInfo->getId()]));
+    Tools::redirect($msz->getUrls()->format('manage-role', ['role' => $roleInfo->getId()]));
    return;
 }

--- a/public-legacy/manage/users/user.php
+++ b/public-legacy/manage/users/user.php
@ -12,7 +12,7 @@ $viewerPerms = $authInfo->getPerms('user');
 if(!$authInfo->isLoggedIn())
    Template::throwError(403);

-$urls = $msz->getURLs();
+$urls = $msz->getUrls();
 $usersCtx = $msz->getUsersContext();
 $users = $usersCtx->getUsers();
 $roles = $usersCtx->getRoles();
@ -106,7 +106,7 @@ if(CSRF::validateRequest() && $canEdit) {
        }

        $existingRoles = [];
-        foreach($roles->getRoles(userInfo: $userInfo) as $roleInfo)
+        foreach(iterator_to_array($roles->getRoles(userInfo: $userInfo)) as $roleInfo)
            $existingRoles[$roleInfo->getId()] = $roleInfo;

        $removeRoles = [];
@ -226,7 +226,7 @@ if(CSRF::validateRequest() && $canEdit) {
    return;
 }

-$rolesAll = $roles->getRoles();
+$rolesAll = iterator_to_array($roles->getRoles());
 $userRoleIds = $users->hasRoles($userInfo, $rolesAll);

 Template::render('manage.users.user', [
--- a/public-legacy/manage/users/warning.php
+++ b/public-legacy/manage/users/warning.php
@ -7,7 +7,7 @@ $authInfo = $msz->getAuthInfo();
 if(!$authInfo->getPerms('user')->check(Perm::U_WARNINGS_MANAGE))
    Template::throwError(403);

-$urls = $msz->getURLs();
+$urls = $msz->getUrls();
 $usersCtx = $msz->getUsersContext();
 $users = $usersCtx->getUsers();
 $warns = $usersCtx->getWarnings();
--- a/public-legacy/profile.php
+++ b/public-legacy/profile.php
@ -5,7 +5,6 @@ use stdClass;
 use InvalidArgumentException;
 use RuntimeException;
 use Index\ByteFormat;
-use Index\DateTime;
 use Misuzu\Parsers\Parser;
 use Misuzu\Users\User;
 use Misuzu\Users\Assets\UserAvatarAsset;
@ -15,7 +14,7 @@ $userId = !empty($_GET['u']) && is_string($_GET['u']) ? trim($_GET['u']) : 0;
 $profileMode = !empty($_GET['m']) && is_string($_GET['m']) ? (string)$_GET['m'] : '';
 $isEditing = !empty($_GET['edit']) && is_string($_GET['edit']) ? (bool)$_GET['edit'] : !empty($_POST) && is_array($_POST);

-$urls = $msz->getURLs();
+$urls = $msz->getUrls();
 $usersCtx = $msz->getUsersContext();
 $users = $usersCtx->getUsers();
 $forumCtx = $msz->getForumContext();
@ -113,7 +112,7 @@ if($isEditing) {
                if(!$perms->edit_profile) {
                    $notices[] = 'You\'re not allowed to edit your profile';
                } else {
-                    $profileFieldInfos = $profileFields->getFields();
+                    $profileFieldInfos = iterator_to_array($profileFields->getFields());
                    $profileFieldsSetInfos = [];
                    $profileFieldsSetValues = [];
                    $profileFieldsRemove = [];
@ -299,7 +298,7 @@ $profileStats->forum_post_count = $forumCtx->countTotalUserPosts($userInfo);
 $profileStats->comments_count = $msz->getComments()->countPosts(userInfo: $userInfo, deleted: false);

 if(!$viewingAsGuest) {
-    Template::set('profile_warnings', $usersCtx->getWarnings()->getWarningsWithDefaultBacklog($userInfo));
+    Template::set('profile_warnings', iterator_to_array($usersCtx->getWarnings()->getWarningsWithDefaultBacklog($userInfo)));

    if((!$isBanned || $canEdit)) {
        $unranked = $cfg->getValues([
@ -323,9 +322,9 @@ if(!$viewingAsGuest) {
        );
        $activeTopicInfo = $activeTopicStats->success ? $forumTopics->getTopic(topicId: $activeTopicStats->topicId) : null;

-        $profileFieldValues = $profileFields->getFieldValues($userInfo);
-        $profileFieldInfos = $profileFieldInfos ?? $profileFields->getFields(fieldValueInfos: $isEditing ? null : $profileFieldValues);
-        $profileFieldFormats = $profileFields->getFieldFormats(fieldValueInfos: $profileFieldValues);
+        $profileFieldValues = iterator_to_array($profileFields->getFieldValues($userInfo));
+        $profileFieldInfos = $profileFieldInfos ?? iterator_to_array($profileFields->getFields(fieldValueInfos: $isEditing ? null : $profileFieldValues));
+        $profileFieldFormats = iterator_to_array($profileFields->getFieldFormats(fieldValueInfos: $profileFieldValues));

        $profileFieldRawValues = [];
        $profileFieldLinkValues = [];
--- a/public-legacy/settings/account.php
+++ b/public-legacy/settings/account.php
@ -116,7 +116,7 @@ if($isVerifiedRequest && !empty($_POST['current_password'])) {
 if($_SERVER['REQUEST_METHOD'] === 'POST' && $isVerifiedRequest)
    $userInfo = $users->getUser($userInfo->getId(), 'id');

-$userRoles = $roles->getRoles(userInfo: $userInfo);
+$userRoles = iterator_to_array($roles->getRoles(userInfo: $userInfo));

 Template::render('settings.account', [
    'errors' => $errors,
--- a/public-legacy/settings/data.php
+++ b/public-legacy/settings/data.php
@ -3,7 +3,6 @@ namespace Misuzu;

 use ZipArchive;
 use Index\XString;
-use Index\IO\FileStream;
 use Misuzu\Users\UserInfo;

 $authInfo = $msz->getAuthInfo();
@ -42,7 +41,7 @@ function db_to_zip(ZipArchive $archive, UserInfo $userInfo, string $baseName, ar
    }

    $tmpName = sys_get_temp_dir() . DIRECTORY_SEPARATOR . sprintf('msz-user-data-%s-%s-%s.tmp', $userId, $baseName, XString::random(8));
-    $tmpStream = FileStream::newWrite($tmpName);
+    $tmpHandle = fopen($tmpName, 'wb');

    try {
        $stmt = $dbConn->prepare(sprintf('SELECT %s FROM msz_%s WHERE %s = ?', implode(', ', $fields), $baseName, $userIdField));
@ -85,12 +84,12 @@ function db_to_zip(ZipArchive $archive, UserInfo $userInfo, string $baseName, ar
                $row[$fieldInfo['name']] = $fieldValue;
            }

-            $tmpStream->write(json_encode($row, JSON_INVALID_UTF8_SUBSTITUTE));
-            $tmpStream->write("\n");
+            fwrite($tmpHandle, json_encode($row, JSON_INVALID_UTF8_SUBSTITUTE));
+            fwrite($tmpHandle, "\n");
        }
    } finally {
-        $tmpStream->flush();
-        $tmpStream->close();
+        fflush($tmpHandle);
+        fclose($tmpHandle);
    }

    $archive->addFile($tmpName, $baseName . '.jsonl');
--- a/public-legacy/settings/logs.php
+++ b/public-legacy/settings/logs.php
@ -15,8 +15,8 @@ $auditLog = $msz->getAuditLog();
 $loginHistoryPagination = new Pagination($loginAttempts->countAttempts(userInfo: $currentUser), 5, 'hp');
 $accountLogPagination = new Pagination($auditLog->countLogs(userInfo: $currentUser), 10, 'ap');

-$loginHistory = $loginAttempts->getAttempts(userInfo: $currentUser, pagination: $loginHistoryPagination);
-$auditLogs = $auditLog->getLogs(userInfo: $currentUser, pagination: $accountLogPagination);
+$loginHistory = iterator_to_array($loginAttempts->getAttempts(userInfo: $currentUser, pagination: $loginHistoryPagination));
+$auditLogs = iterator_to_array($auditLog->getLogs(userInfo: $currentUser, pagination: $accountLogPagination));

 Template::render('settings.logs', [
    'login_history_list' => $loginHistory,
--- a/public-legacy/settings/sessions.php
+++ b/public-legacy/settings/sessions.php
@ -37,7 +37,7 @@ while($_SERVER['REQUEST_METHOD'] === 'POST' && CSRF::validateRequest()) {
    }

    if($activeSessionKilled) {
-        Tools::redirect($msz->getURLs()->format('index'));
+        Tools::redirect($msz->getUrls()->format('index'));
        return;
    } else break;
 }
--- a/public/index.php
+++ b/public/index.php
@ -2,10 +2,7 @@
 namespace Misuzu;

 use RuntimeException;
-use Misuzu\Auth\AuthTokenBuilder;
-use Misuzu\Auth\AuthTokenCookie;
-use Misuzu\Auth\AuthTokenInfo;
-use Sasae\SasaeEnvironment;
+use Misuzu\Auth\{AuthTokenBuilder,AuthTokenCookie,AuthTokenInfo};

 require_once __DIR__ . '/../misuzu.php';

--- a/src/AuditLog/AuditLog.php
+++ b/src/AuditLog/AuditLog.php
@ -2,28 +2,23 @@
 namespace Misuzu\AuditLog;

 use InvalidArgumentException;
-use Index\Data\DbStatementCache;
-use Index\Data\IDbConnection;
-use Index\Data\IDbResult;
-use Index\Net\IPAddress;
+use Index\Db\{DbConnection,DbStatementCache};
 use Misuzu\Pagination;
 use Misuzu\Users\UserInfo;

 class AuditLog {
    private DbStatementCache $cache;

-    public function __construct(IDbConnection $dbConn) {
+    public function __construct(DbConnection $dbConn) {
        $this->cache = new DbStatementCache($dbConn);
    }

    public function countLogs(
        UserInfo|string|null $userInfo = null,
-        IPAddress|string|null $remoteAddr = null
+        ?string $remoteAddr = null
    ): int {
        if($userInfo instanceof UserInfo)
            $userInfo = $userInfo->getId();
-        if($remoteAddr instanceof IPAddress)
-            $remoteAddr = (string)$remoteAddr;

        $hasUserInfo = $userInfo !== null;
        $hasRemoteAddr = $remoteAddr !== null;
@ -59,13 +54,11 @@ class AuditLog {

    public function getLogs(
        UserInfo|string|null $userInfo = null,
-        IPAddress|string|null $remoteAddr = null,
+        ?string $remoteAddr = null,
        ?Pagination $pagination = null
-    ): array {
+    ): iterable {
        if($userInfo instanceof UserInfo)
            $userInfo = $userInfo->getId();
-        if($remoteAddr instanceof IPAddress)
-            $remoteAddr = (string)$remoteAddr;

        $hasUserInfo = $userInfo !== null;
        $hasRemoteAddr = $remoteAddr !== null;
@ -98,26 +91,19 @@ class AuditLog {
        }

        $stmt->execute();
-        $result = $stmt->getResult();
-        $logs = [];

-        while($result->next())
-            $logs[] = new AuditLogInfo($result);
-
-        return $logs;
+        return $stmt->getResult()->getIterator(AuditLogInfo::fromResult(...));
    }

    public function createLog(
        UserInfo|string|null $userInfo,
        string $action,
        array $params = [],
-        IPAddress|string $remoteAddr = '::1',
+        string $remoteAddr = '::1',
        string $countryCode = 'XX'
    ): void {
        if($userInfo instanceof UserInfo)
            $userInfo = $userInfo->getId();
-        if($remoteAddr instanceof IPAddress)
-            $remoteAddr = (string)$remoteAddr;

        // action names should have stricter validation,
        // i do want to switch to a lowercase colon separated format later but i'll save that for the unified log in Hanyuu
--- a/src/AuditLog/AuditLogInfo.php
+++ b/src/AuditLog/AuditLogInfo.php
@ -2,25 +2,28 @@
 namespace Misuzu\AuditLog;

 use ValueError;
-use Index\DateTime;
-use Index\Data\IDbResult;
-use Index\Net\IPAddress;
+use Carbon\CarbonImmutable;
+use Index\Db\DbResult;

 class AuditLogInfo {
-    private ?string $userId;
-    private string $action;
-    private array $params;
-    private int $created;
-    private string $address;
-    private string $country;
+    public function __construct(
+        private ?string $userId,
+        private string $action,
+        private array $params,
+        private int $created,
+        private string $address,
+        private string $country,
+    ) {}

-    public function __construct(IDbResult $result) {
-        $this->userId = $result->isNull(0) ? null : (string)$result->getInteger(0);
-        $this->action = $result->getString(1);
-        $this->params = json_decode($result->getString(2));
-        $this->created = $result->getInteger(3);
-        $this->address = $result->isNull(4) ? '::1' : $result->getString(4); // apparently this being NULL is possible?
-        $this->country = $result->getString(5);
+    public static function fromResult(DbResult $result): AuditLogInfo {
+        return new AuditLogInfo(
+            userId: $result->getStringOrNull(0),
+            action: $result->getString(1),
+            params: json_decode($result->getString(2)),
+            created: $result->getInteger(3),
+            address: $result->isNull(4) ? '::1' : $result->getString(4), // apparently this being NULL is possible?
+            country: $result->getString(5),
+        );
    }

    public function hasUserId(): bool {
@ -43,18 +46,14 @@ class AuditLogInfo {
        return $this->created;
    }

-    public function getCreatedAt(): DateTime {
-        return DateTime::fromUnixTimeSeconds($this->created);
+    public function getCreatedAt(): CarbonImmutable {
+        return CarbonImmutable::createFromTimestampUTC($this->created);
    }

-    public function getRemoteAddressRaw(): string {
+    public function getRemoteAddress(): string {
        return $this->address;
    }

-    public function getRemoteAddress(): IPAddress {
-        return IPAddress::parse($this->address);
-    }
-
    public function getCountryCode(): string {
        return $this->country;
    }
--- a/src/Auth/AuthContext.php
+++ b/src/Auth/AuthContext.php
@ -1,8 +1,8 @@
 <?php
 namespace Misuzu\Auth;

-use Index\Data\IDbConnection;
-use Syokuhou\IConfig;
+use Index\Config\Config;
+use Index\Db\DbConnection;

 class AuthContext {
    private Sessions $sessions;
@ -10,9 +10,9 @@ class AuthContext {
    private RecoveryTokens $recoveryTokens;
    private TwoFactorAuthSessions $tfaSessions;

-    private IConfig $config;
+    private Config $config;

-    public function __construct(IDbConnection $dbConn, IConfig $config) {
+    public function __construct(DbConnection $dbConn, Config $config) {
        $this->config = $config;
        $this->sessions = new Sessions($dbConn);
        $this->loginAttempts = new LoginAttempts($dbConn);
--- a/src/Auth/AuthInfo.php
+++ b/src/Auth/AuthInfo.php
@ -1,7 +1,6 @@
 <?php
 namespace Misuzu\Auth;

-use Index\XArray;
 use Misuzu\Auth\SessionInfo;
 use Misuzu\Forum\ForumCategoryInfo;
 use Misuzu\Perms\IPermissionResult;
--- a/src/Auth/AuthRpcHandler.php
+++ b/src/Auth/AuthRpcHandler.php
@ -0,0 +1,65 @@
+<?php
+namespace Misuzu\Auth;
+
+use RuntimeException;
+use Misuzu\Users\{UsersContext,UserInfo};
+use RPCii\Server\{RpcHandler,RpcHandlerCommon,RpcAction};
+use Index\Config\Config;
+
+final class AuthRpcHandler implements RpcHandler {
+    use RpcHandlerCommon;
+
+    public function __construct(
+        private Config $impersonateConfig,
+        private UsersContext $usersCtx,
+        private AuthContext $authCtx
+    ) {}
+
+    private function canImpersonateUserId(UserInfo $impersonator, string $targetId): bool {
+        if($impersonator->isSuperUser())
+            return true;
+
+        $whitelist = $this->impersonateConfig->getArray(sprintf('allow.u%s', $impersonator->getId()));
+        return in_array($targetId, $whitelist, true);
+    }
+
+    #[RpcAction('misuzu:auth:attemptMisuzuAuth')]
+    public function procAttemptMisuzuAuth(string $remoteAddr, string $token): array {
+        $tokenInfo = $this->authCtx->createAuthTokenPacker()->unpack($token);
+        if(!$tokenInfo->isEmpty())
+            $token = $tokenInfo->getSessionToken();
+
+        $sessions = $this->authCtx->getSessions();
+        try {
+            $sessionInfo = $sessions->getSession(sessionToken: $token);
+        } catch(RuntimeException $ex) {
+            return ['method' => 'misuzu', 'error' => 'token'];
+        }
+
+        if($sessionInfo->hasExpired()) {
+            $sessions->deleteSessions(sessionInfos: $sessionInfo);
+            return ['method' => 'misuzu', 'error' => 'expired'];
+        }
+
+        $sessions->recordSessionActivity(sessionInfo: $sessionInfo, remoteAddr: $remoteAddr);
+
+        $users = $this->usersCtx->getUsers();
+        $userInfo = $users->getUser($sessionInfo->getUserId(), 'id');
+        if($tokenInfo->hasImpersonatedUserId() && $this->canImpersonateUserId($userInfo, $tokenInfo->getImpersonatedUserId())) {
+            $userInfoReal = $userInfo;
+
+            try {
+                $userInfo = $users->getUser($tokenInfo->getImpersonatedUserId(), 'id');
+            } catch(RuntimeException $ex) {
+                $userInfo = $userInfoReal;
+            }
+        }
+
+        return [
+            'method' => 'misuzu',
+            'type' => 'user',
+            'user' => $userInfo->getId(),
+            'expires' => $sessionInfo->getExpiresTime(),
+        ];
+    }
+}
--- a/src/Auth/AuthTokenPacker.php
+++ b/src/Auth/AuthTokenPacker.php
@ -2,8 +2,7 @@
 namespace Misuzu\Auth;

 use RuntimeException;
-use Index\IO\MemoryStream;
-use Index\Serialisation\UriBase64;
+use Index\UriBase64;

 class AuthTokenPacker {
    private const EPOCH_V2 = 1682985600;
@ -64,33 +63,41 @@ class AuthTokenPacker {

            $unpackTime = unpack('Nts', $timestamp);
            if($unpackTime === false)
-                throw new RuntimeException('$token does not contain a valid timestamp.');
+                return AuthTokenInfo::empty();

            $timestamp = $unpackTime['ts'] + self::EPOCH_V2;

-            $stream = MemoryStream::fromString($data);
-            $stream->seek(0);
+            $handle = fopen('php://memory', 'rb+');
+            if($handle === false)
+                return AuthTokenInfo::empty();
+
+            try {
+                fwrite($handle, $data);
+                fseek($handle, 0);

                for(;;) {
-                $length = $stream->readChar();
-                if($length === null)
+                    $length = fgetc($handle);
+                    if($length === false)
                        break;

                    $length = ord($length);
                    if($length < 1)
                        break;

-                $name = $stream->read($length);
+                    $name = fread($handle, $length);
                    $value = null;
-                $length = $stream->readChar();
-                if($length !== null) {
+                    $length = fgetc($handle);
+                    if($length !== false) {
                        $length = ord($length);
                        if($length > 0)
-                        $value = $stream->read($length);
+                            $value = fread($handle, $length);
                    }

                    $builder->setProperty($name, $value);
                }
+            } finally {
+                fclose($handle);
+            }
        } else
            return AuthTokenInfo::empty();

--- a/src/Auth/LoginAttemptInfo.php
+++ b/src/Auth/LoginAttemptInfo.php
@ -1,28 +1,31 @@
 <?php
 namespace Misuzu\Auth;

-use Index\DateTime;
-use Index\Data\IDbResult;
-use Index\Net\IPAddress;
 use Misuzu\ClientInfo;
+use Carbon\CarbonImmutable;
+use Index\Db\DbResult;

 class LoginAttemptInfo {
-    private ?string $userId;
-    private bool $success;
-    private string $remoteAddr;
-    private string $countryCode;
-    private int $created;
-    private string $userAgent;
-    private string $clientInfo;
+    public function __construct(
+        private ?string $userId,
+        private bool $success,
+        private string $remoteAddr,
+        private string $countryCode,
+        private int $created,
+        private string $userAgent,
+        private string $clientInfo,
+    ) {}

-    public function __construct(IDbResult $result) {
-        $this->userId = $result->isNull(0) ? null : (string)$result->getInteger(0);
-        $this->success = $result->getInteger(1) !== 0;
-        $this->remoteAddr = $result->getString(2);
-        $this->countryCode = $result->getString(3);
-        $this->created = $result->getInteger(4);
-        $this->userAgent = $result->getString(5);
-        $this->clientInfo = $result->getString(6);
+    public static function fromResult(DbResult $result): LoginAttemptInfo {
+        return new LoginAttemptInfo(
+            userId: $result->getStringOrNull(0),
+            success: $result->getBoolean(1),
+            remoteAddr: $result->getString(2),
+            countryCode: $result->getString(3),
+            created: $result->getInteger(4),
+            userAgent: $result->getString(5),
+            clientInfo: $result->getString(6),
+        );
    }

    public function hasUserId(): bool {
@ -37,14 +40,10 @@ class LoginAttemptInfo {
        return $this->success;
    }

-    public function getRemoteAddressRaw(): string {
+    public function getRemoteAddress(): string {
        return $this->remoteAddr;
    }

-    public function getRemoteAddress(): IPAddress {
-        return IPAddress::parse($this->remoteAddr);
-    }
-
    public function getCountryCode(): string {
        return $this->countryCode;
    }
@ -53,8 +52,8 @@ class LoginAttemptInfo {
        return $this->created;
    }

-    public function getCreatedAt(): DateTime {
-        return DateTime::fromUnixTimeSeconds($this->created);
+    public function getCreatedAt(): CarbonImmutable {
+        return CarbonImmutable::createFromTimestampUTC($this->created);
    }

    public function getUserAgentString(): string {
--- a/src/Auth/LoginAttempts.php
+++ b/src/Auth/LoginAttempts.php
@ -1,10 +1,7 @@
 <?php
 namespace Misuzu\Auth;

-use Index\TimeSpan;
-use Index\Data\DbStatementCache;
-use Index\Data\IDbConnection;
-use Index\Net\IPAddress;
+use Index\Db\{DbConnection,DbStatementCache};
 use Misuzu\ClientInfo;
 use Misuzu\Pagination;
 use Misuzu\Users\UserInfo;
@ -15,22 +12,18 @@ class LoginAttempts {

    private DbStatementCache $cache;

-    public function __construct(IDbConnection $dbConn) {
+    public function __construct(DbConnection $dbConn) {
        $this->cache = new DbStatementCache($dbConn);
    }

    public function countAttempts(
        ?bool $success = null,
        UserInfo|string|null $userInfo = null,
-        IPAddress|string|null $remoteAddr = null,
-        TimeSpan|int|null $timeRange = null
+        ?string $remoteAddr = null,
+        int|null $timeRange = null
    ): int {
        if($userInfo instanceof UserInfo)
            $userInfo = $userInfo->getId();
-        if($remoteAddr instanceof IPAddress)
-            $remoteAddr = (string)$remoteAddr;
-        if($timeRange instanceof TimeSpan)
-            $timeRange = (int)$timeRange->totalSeconds();

        $hasSuccess = $success !== null;
        $hasUserInfo = $userInfo !== null;
@ -69,7 +62,7 @@ class LoginAttempts {
        return $count;
    }

-    public function countRemainingAttempts(IPAddress|string $remoteAddr): int {
+    public function countRemainingAttempts(string $remoteAddr): int {
        return self::REMAINING_MAX - $this->countAttempts(
            success: false,
            timeRange: self::REMAINING_WINDOW,
@ -80,16 +73,12 @@ class LoginAttempts {
    public function getAttempts(
        ?bool $success = null,
        UserInfo|string|null $userInfo = null,
-        IPAddress|string|null $remoteAddr = null,
-        TimeSpan|int|null $timeRange = null,
+        ?string $remoteAddr = null,
+        ?int $timeRange = null,
        ?Pagination $pagination = null
-    ): array {
+    ): iterable {
        if($userInfo instanceof UserInfo)
            $userInfo = $userInfo->getId();
-        if($remoteAddr instanceof IPAddress)
-            $remoteAddr = (string)$remoteAddr;
-        if($timeRange instanceof TimeSpan)
-            $timeRange = (int)$timeRange->totalSeconds();

        $hasSuccess = $success !== null;
        $hasUserInfo = $userInfo !== null;
@ -127,25 +116,17 @@ class LoginAttempts {
        }
        $stmt->execute();

-        $result = $stmt->getResult();
-        $attempts = [];
-
-        while($result->next())
-            $attempts[] = new LoginAttemptInfo($result);
-
-        return $attempts;
+        return $stmt->getResult()->getIterator(LoginAttemptInfo::fromResult(...));
    }

    public function recordAttempt(
        bool $success,
-        IPAddress|string $remoteAddr,
+        string $remoteAddr,
        string $countryCode,
        string $userAgentString,
        ?ClientInfo $clientInfo = null,
        UserInfo|string|null $userInfo = null
    ): void {
-        if($remoteAddr instanceof IPAddress)
-            $remoteAddr = (string)$remoteAddr;
        if($userInfo instanceof UserInfo)
            $userInfo = $userInfo->getId();

--- a/src/Auth/RecoveryTokenInfo.php
+++ b/src/Auth/RecoveryTokenInfo.php
@ -1,9 +1,8 @@
 <?php
 namespace Misuzu\Auth;

-use Index\DateTime;
-use Index\Data\IDbResult;
-use Index\Net\IPAddress;
+use Carbon\CarbonImmutable;
+use Index\Db\DbResult;

 class RecoveryTokenInfo {
    public const LIFETIME = 60 * 60;
@ -13,7 +12,7 @@ class RecoveryTokenInfo {
    private int $created;
    private ?string $code;

-    public function __construct(IDbResult $result) {
+    public function __construct(DbResult $result) {
        $this->userId = (string)$result->getInteger(0);
        $this->remoteAddr = $result->getString(1);
        $this->created = $result->getInteger(2);
@ -24,28 +23,24 @@ class RecoveryTokenInfo {
        return $this->userId;
    }

-    public function getRemoteAddressRaw(): string {
+    public function getRemoteAddress(): string {
        return $this->remoteAddr;
    }

-    public function getRemoteAddress(): IPAddress {
-        return IPAddress::parse($this->remoteAddr);
-    }
-
    public function getCreatedTime(): int {
        return $this->created;
    }

-    public function getCreatedAt(): DateTime {
-        return DateTime::fromUnixTimeSeconds($this->created);
+    public function getCreatedAt(): CarbonImmutable {
+        return CarbonImmutable::createFromTimestampUTC($this->created);
    }

    public function getExpiresTime(): int {
        return $this->created + self::LIFETIME;
    }

-    public function getExpiresAt(): DateTime {
-        return DateTime::fromUnixTimeSeconds($this->created + self::LIFETIME);
+    public function getExpiresAt(): CarbonImmutable {
+        return CarbonImmutable::createFromTimestampUTC($this->getExpiresTime());
    }

    public function hasExpired(): bool {
--- a/src/Auth/RecoveryTokens.php
+++ b/src/Auth/RecoveryTokens.php
@ -3,10 +3,8 @@ namespace Misuzu\Auth;

 use InvalidArgumentException;
 use RuntimeException;
-use Index\Data\DbStatementCache;
-use Index\Data\IDbConnection;
-use Index\Net\IPAddress;
-use Index\Serialisation\Base32;
+use Index\Base32;
+use Index\Db\{DbConnection,DbStatementCache};
 use Misuzu\ClientInfo;
 use Misuzu\Pagination;
 use Misuzu\Users\UserInfo;
@ -14,7 +12,7 @@ use Misuzu\Users\UserInfo;
 class RecoveryTokens {
    private DbStatementCache $cache;

-    public function __construct(IDbConnection $dbConn) {
+    public function __construct(DbConnection $dbConn) {
        $this->cache = new DbStatementCache($dbConn);
    }

@ -25,14 +23,12 @@ class RecoveryTokens {

    public function getToken(
        UserInfo|string|null $userInfo = null,
-        IPAddress|string|null $remoteAddr = null,
+        ?string $remoteAddr = null,
        ?string $verifyCode = null,
        ?bool $isUnused = null
    ): RecoveryTokenInfo {
        if($userInfo instanceof UserInfo)
            $userInfo = $userInfo->getId();
-        if($remoteAddr instanceof IPAddress)
-            $remoteAddr = (string)$remoteAddr;

        $hasUserInfo = $userInfo !== null;
        $hasRemoteAddr = $remoteAddr !== null;
@ -76,12 +72,11 @@ class RecoveryTokens {

    public function createToken(
        UserInfo|string $userInfo,
-        IPAddress|string $remoteAddr
+        string $remoteAddr
    ): RecoveryTokenInfo {
        if($userInfo instanceof UserInfo)
            $userInfo = $userInfo->getId();
-        if($remoteAddr instanceof IPAddress)
-            $remoteAddr = (string)$remoteAddr;
+
        $verifyCode = self::generateCode();

        $stmt = $this->cache->get('INSERT INTO msz_users_password_resets (user_id, reset_ip, verification_code) VALUES (?, INET6_ATON(?), ?)');
--- a/src/Auth/SessionInfo.php
+++ b/src/Auth/SessionInfo.php
@ -1,38 +1,41 @@
 <?php
 namespace Misuzu\Auth;

-use Index\DateTime;
-use Index\Data\IDbResult;
-use Index\Net\IPAddress;
 use Misuzu\ClientInfo;
+use Carbon\CarbonImmutable;
+use Index\Db\DbResult;

 class SessionInfo {
-    private string $id;
-    private string $userId;
-    private string $token;
-    private string $firstRemoteAddr;
-    private ?string $lastRemoteAddr;
-    private string $userAgent;
-    private string $clientInfo;
-    private string $countryCode;
-    private int $expires;
-    private bool $bumpExpires;
-    private int $created;
-    private ?int $lastActive;
+    public function __construct(
+        private string $id,
+        private string $userId,
+        private string $token,
+        private string $firstRemoteAddr,
+        private ?string $lastRemoteAddr,
+        private string $userAgent,
+        private string $clientInfo,
+        private string $countryCode,
+        private int $expires,
+        private bool $bumpExpires,
+        private int $created,
+        private ?int $lastActive,
+    ) {}

-    public function __construct(IDbResult $result) {
-        $this->id = (string)$result->getInteger(0);
-        $this->userId = (string)$result->getInteger(1);
-        $this->token = $result->getString(2);
-        $this->firstRemoteAddr = $result->getString(3);
-        $this->lastRemoteAddr = $result->isNull(4) ? null : $result->getString(4);
-        $this->userAgent = $result->getString(5);
-        $this->clientInfo = $result->getString(6);
-        $this->countryCode = $result->getString(7);
-        $this->expires = $result->getInteger(8);
-        $this->bumpExpires = $result->getInteger(9) !== 0;
-        $this->created = $result->getInteger(10);
-        $this->lastActive = $result->isNull(11) ? null : $result->getInteger(11);
+    public static function fromResult(DbResult $result): SessionInfo {
+        return new SessionInfo(
+            id: $result->getString(0),
+            userId: $result->getString(1),
+            token: $result->getString(2),
+            firstRemoteAddr: $result->getString(3),
+            lastRemoteAddr: $result->getStringOrNull(4),
+            userAgent: $result->getString(5),
+            clientInfo: $result->getString(6),
+            countryCode: $result->getString(7),
+            expires: $result->getInteger(8),
+            bumpExpires: $result->getBoolean(9),
+            created: $result->getInteger(10),
+            lastActive: $result->getIntegerOrNull(11),
+        );
    }

    public function getId(): string {
@ -47,26 +50,18 @@ class SessionInfo {
        return $this->token;
    }

-    public function getFirstRemoteAddressRaw(): string {
+    public function getFirstRemoteAddress(): string {
        return $this->firstRemoteAddr;
    }

-    public function getFirstRemoteAddress(): IPAddress {
-        return IPAddress::parse($this->firstRemoteAddr);
-    }
-
    public function hasLastRemoteAddress(): bool {
        return $this->lastRemoteAddr !== null;
    }

-    public function getLastRemoteAddressRaw(): string {
+    public function getLastRemoteAddress(): ?string {
        return $this->lastRemoteAddr;
    }

-    public function getLastRemoteAddress(): ?IPAddress {
-        return $this->lastRemoteAddr === null ? null : IPAddress::parse($this->lastRemoteAddr);
-    }
-
    public function getUserAgentString(): string {
        return $this->userAgent;
    }
@ -87,8 +82,8 @@ class SessionInfo {
        return $this->expires;
    }

-    public function getExpiresAt(): DateTime {
-        return DateTime::fromUnixTimeSeconds($this->expires);
+    public function getExpiresAt(): CarbonImmutable {
+        return CarbonImmutable::createFromTimestampUTC($this->expires);
    }

    public function shouldBumpExpires(): bool {
@ -103,8 +98,8 @@ class SessionInfo {
        return $this->created;
    }

-    public function getCreatedAt(): DateTime {
-        return DateTime::fromUnixTimeSeconds($this->created);
+    public function getCreatedAt(): CarbonImmutable {
+        return CarbonImmutable::createFromTimestampUTC($this->created);
    }

    public function hasLastActive(): bool {
@ -115,7 +110,7 @@ class SessionInfo {
        return $this->lastActive;
    }

-    public function getLastActiveAt(): ?DateTime {
-        return $this->lastActive === null ? null : DateTime::fromUnixTimeSeconds($this->lastActive);
+    public function getLastActiveAt(): ?CarbonImmutable {
+        return $this->lastActive === null ? null : CarbonImmutable::createFromTimestampUTC($this->lastActive);
    }
 }
--- a/src/Auth/Sessions.php
+++ b/src/Auth/Sessions.php
@ -4,19 +4,16 @@ namespace Misuzu\Auth;
 use InvalidArgumentException;
 use RuntimeException;
 use Index\XString;
-use Index\Data\DbStatementCache;
-use Index\Data\DbTools;
-use Index\Data\IDbConnection;
-use Index\Net\IPAddress;
+use Index\Db\{DbConnection,DbStatementCache,DbTools};
 use Misuzu\ClientInfo;
 use Misuzu\Pagination;
 use Misuzu\Users\UserInfo;

 class Sessions {
-    private IDbConnection $dbConn;
+    private DbConnection $dbConn;
    private DbStatementCache $cache;

-    public function __construct(IDbConnection $dbConn) {
+    public function __construct(DbConnection $dbConn) {
        $this->dbConn = $dbConn;
        $this->cache = new DbStatementCache($dbConn);
    }
@ -58,7 +55,7 @@ class Sessions {
    public function getSessions(
        UserInfo|string|null $userInfo = null,
        ?Pagination $pagination = null
-    ): array {
+    ): iterable {
        if($userInfo instanceof UserInfo)
            $userInfo = $userInfo->getId();

@ -85,13 +82,7 @@ class Sessions {
        }
        $stmt->execute();

-        $result = $stmt->getResult();
-        $sessions = [];
-
-        while($result->next())
-            $sessions[] = new SessionInfo($result);
-
-        return $sessions;
+        return $stmt->getResult()->getIterator(SessionInfo::fromResult(...));
    }

    public function getSession(
@ -124,20 +115,18 @@ class Sessions {
        if(!$result->next())
            throw new RuntimeException('Session not found.');

-        return new SessionInfo($result);
+        return SessionInfo::fromResult($result);
    }

    public function createSession(
        UserInfo|string $userInfo,
-        IPAddress|string $remoteAddr,
+        string $remoteAddr,
        string $countryCode,
        string $userAgentString,
        ?ClientInfo $clientInfo = null
    ): SessionInfo {
        if($userInfo instanceof UserInfo)
            $userInfo = $userInfo->getId();
-        if($remoteAddr instanceof IPAddress)
-            $remoteAddr = (string)$remoteAddr;

        $sessionToken = self::generateToken();
        $clientInfo = json_encode($clientInfo ?? ClientInfo::parse($userAgentString));
@ -249,7 +238,7 @@ class Sessions {
    public function recordSessionActivity(
        SessionInfo|string|null $sessionInfo = null,
        ?string $sessionToken = null,
-        IPAddress|string|null $remoteAddr = null
+        ?string $remoteAddr = null
    ): void {
        if($sessionInfo === null && $sessionToken === null)
            throw new InvalidArgumentException('Either $sessionInfo or $sessionToken needs to be set.');
@ -257,8 +246,6 @@ class Sessions {
            throw new InvalidArgumentException('Only one of $sessionInfo and $sessionToken may be set at once.');
        if($sessionInfo instanceof SessionInfo)
            $sessionInfo = $sessionInfo->getId();
-        if($remoteAddr instanceof IPAddress)
-            $remoteAddr = (string)$remoteAddr;

        $hasSessionInfo = $sessionInfo !== null;
        $hasSessionToken = $sessionToken !== null;
--- a/src/Auth/TwoFactorAuthSessions.php
+++ b/src/Auth/TwoFactorAuthSessions.php
@ -2,14 +2,13 @@
 namespace Misuzu\Auth;

 use Index\XString;
-use Index\Data\DbStatementCache;
-use Index\Data\IDbConnection;
+use Index\Db\{DbConnection,DbStatementCache};
 use Misuzu\Users\UserInfo;

 class TwoFactorAuthSessions {
    private DbStatementCache $cache;

-    public function __construct(IDbConnection $dbConn) {
+    public function __construct(DbConnection $dbConn) {
        $this->cache = new DbStatementCache($dbConn);
    }

--- a/src/CSRF.php
+++ b/src/CSRF.php
@ -1,13 +1,23 @@
 <?php
 namespace Misuzu;

-use Index\Security\CSRFP;
+use Index\CsrfToken;

 final class CSRF {
-    private static CSRFP $instance;
+    private static CsrfToken $instance;
+    private static string $secretKey = '';
+
+    public static function create(string $identity, ?string $secretKey = null): CsrfToken {
+        if($secretKey === null)
+            $secretKey = self::$secretKey;
+        else
+            self::$secretKey = $secretKey;
+
+        return new CsrfToken($secretKey, $identity);
+    }

    public static function init(string $secretKey, string $identity): void {
-        self::$instance = new CSRFP($secretKey, $identity);
+        self::$instance = self::create($identity, $secretKey);
    }

    public static function validate(string $token, int $tolerance = -1): bool {
--- a/src/Changelog/ChangeInfo.php
+++ b/src/Changelog/ChangeInfo.php
@ -1,24 +1,28 @@
 <?php
 namespace Misuzu\Changelog;

-use Index\DateTime;
-use Index\Data\IDbResult;
+use Carbon\CarbonImmutable;
+use Index\Db\DbResult;

 class ChangeInfo {
-    private string $id;
-    private ?string $userId;
-    private int $action;
-    private int $created;
-    private string $summary;
-    private string $body;
+    public function __construct(
+        private string $id,
+        private ?string $userId,
+        private int $action,
+        private int $created,
+        private string $summary,
+        private string $body,
+    ) {}

-    public function __construct(IDbResult $result) {
-        $this->id = (string)$result->getInteger(0);
-        $this->userId = $result->isNull(1) ? null : (string)$result->getInteger(1);
-        $this->action = $result->getInteger(2);
-        $this->created = $result->getInteger(3);
-        $this->summary = $result->getString(4);
-        $this->body = $result->getString(5);
+    public static function fromResult(DbResult $result): ChangeInfo {
+        return new ChangeInfo(
+            id: $result->getString(0),
+            userId: $result->getStringOrNull(1),
+            action: $result->getInteger(2),
+            created: $result->getInteger(3),
+            summary: $result->getString(4),
+            body: $result->getString(5),
+        );
    }

    public function getId(): string {
@ -49,8 +53,8 @@ class ChangeInfo {
        return $this->created;
    }

-    public function getCreatedAt(): DateTime {
-        return DateTime::fromUnixTimeSeconds($this->created);
+    public function getCreatedAt(): CarbonImmutable {
+        return CarbonImmutable::createFromTimestampUTC($this->created);
    }

    public function getDate(): string {
--- a/src/Changelog/ChangeTagInfo.php
+++ b/src/Changelog/ChangeTagInfo.php
@ -2,8 +2,8 @@
 namespace Misuzu\Changelog;

 use Stringable;
-use Index\DateTime;
-use Index\Data\IDbResult;
+use Carbon\CarbonImmutable;
+use Index\Db\DbResult;

 class ChangeTagInfo implements Stringable {
    private string $id;
@ -13,7 +13,7 @@ class ChangeTagInfo implements Stringable {
    private int $archived;
    private int $changes;

-    public function __construct(IDbResult $result) {
+    public function __construct(DbResult $result) {
        $this->id = (string)$result->getInteger(0);
        $this->name = $result->getString(1);
        $this->description = $result->getString(2);
@ -38,16 +38,16 @@ class ChangeTagInfo implements Stringable {
        return $this->created;
    }

-    public function getCreatedAt(): DateTime {
-        return DateTime::fromUnixTimeSeconds($this->created);
+    public function getCreatedAt(): CarbonImmutable {
+        return CarbonImmutable::createFromTimestampUTC($this->created);
    }

    public function getArchivedTime(): int {
        return $this->archived;
    }

-    public function getArchivedAt(): DateTime {
-        return DateTime::fromUnixTimeSeconds($this->created);
+    public function getArchivedAt(): CarbonImmutable {
+        return CarbonImmutable::createFromTimestampUTC($this->archived);
    }

    public function isArchived(): bool {
--- a/src/Changelog/Changelog.php
+++ b/src/Changelog/Changelog.php
@ -3,11 +3,8 @@ namespace Misuzu\Changelog;

 use InvalidArgumentException;
 use RuntimeException;
-use Index\DateTime;
-use Index\Data\DbStatementCache;
-use Index\Data\DbTools;
-use Index\Data\IDbConnection;
-use Index\Data\IDbResult;
+use DateTimeInterface;
+use Index\Db\{DbConnection,DbStatementCache,DbTools};
 use Misuzu\Pagination;
 use Misuzu\Users\UserInfo;

@ -15,12 +12,12 @@ class Changelog {
    // not a strict list but useful to have
    public const ACTIONS = ['add', 'remove', 'update', 'fix', 'import', 'revert'];

-    private IDbConnection $dbConn;
+    private DbConnection $dbConn;
    private DbStatementCache $cache;

    private array $tags = [];

-    public function __construct(IDbConnection $dbConn) {
+    public function __construct(DbConnection $dbConn) {
        $this->dbConn = $dbConn;
        $this->cache = new DbStatementCache($dbConn);
    }
@ -66,13 +63,13 @@ class Changelog {

    public function countChanges(
        UserInfo|string|null $userInfo = null,
-        DateTime|int|null $dateTime = null,
+        DateTimeInterface|int|null $dateTime = null,
        ?array $tags = null
    ): int {
        if($userInfo instanceof UserInfo)
            $userInfo = $userInfo->getId();
-        if($dateTime instanceof DateTime)
-            $dateTime = $dateTime->getUnixTimeSeconds();
+        if($dateTime instanceof DateTimeInterface)
+            $dateTime = (int)$dateTime->format('U');

        $args = 0;
        $hasUserInfo = $userInfo !== null;
@ -118,14 +115,14 @@ class Changelog {

    public function getChanges(
        UserInfo|string|null $userInfo = null,
-        DateTime|int|null $dateTime = null,
+        DateTimeInterface|int|null $dateTime = null,
        ?array $tags = null,
        ?Pagination $pagination = null
-    ): array {
+    ): iterable {
        if($userInfo instanceof UserInfo)
            $userInfo = $userInfo->getId();
-        if($dateTime instanceof DateTime)
-            $dateTime = $dateTime->getUnixTimeSeconds();
+        if($dateTime instanceof DateTimeInterface)
+            $dateTime = (int)$dateTime->format('U');

        $args = 0;
        $hasUserInfo = $userInfo !== null;
@ -169,13 +166,7 @@ class Changelog {

        $stmt->execute();

-        $result = $stmt->getResult();
-        $changes = [];
-
-        while($result->next())
-            $changes[] = new ChangeInfo($result);
-
-        return $changes;
+        return $stmt->getResult()->getIterator(ChangeInfo::fromResult(...));
    }

    public function getChange(string $changeId): ChangeInfo {
@ -187,7 +178,7 @@ class Changelog {
        if(!$result->next())
            throw new RuntimeException('No tag with that ID exists.');

-        return new ChangeInfo($result);
+        return ChangeInfo::fromResult($result);
    }

    public function createChange(
@ -195,14 +186,14 @@ class Changelog {
        string $summary,
        string $body = '',
        UserInfo|string|null $userInfo = null,
-        DateTime|int|null $createdAt = null
+        DateTimeInterface|int|null $createdAt = null
    ): ChangeInfo {
        if(is_string($action))
            $action = self::convertToActionId($action);
        if($userInfo instanceof UserInfo)
            $userInfo = $userInfo->getId();
-        if($createdAt instanceof DateTime)
-            $createdAt = $createdAt->getUnixTimeSeconds();
+        if($createdAt instanceof DateTimeInterface)
+            $createdAt = (int)$createdAt->format('U');

        $summary = trim($summary);
        if(empty($summary))
@ -239,7 +230,7 @@ class Changelog {
        ?string $body = null,
        bool $updateUserInfo = false,
        UserInfo|string|null $userInfo = null,
-        DateTime|int|null $createdAt = null
+        DateTimeInterface|int|null $createdAt = null
    ): void {
        if($infoOrId instanceof ChangeInfo)
            $infoOrId = $infoOrId->getId();
@ -248,8 +239,8 @@ class Changelog {
            $action = self::convertToActionId($action);
        if($userInfo instanceof UserInfo)
            $userInfo = $userInfo->getId();
-        if($createdAt instanceof DateTime)
-            $createdAt = $createdAt->getUnixTimeSeconds();
+        if($createdAt instanceof DateTimeInterface)
+            $createdAt = (int)$createdAt->format('U');

        if($summary !== null) {
            $summary = trim($summary);
--- a/src/Changelog/ChangelogRoutes.php
+++ b/src/Changelog/ChangelogRoutes.php
@ -3,26 +3,20 @@ namespace Misuzu\Changelog;

 use ErrorException;
 use RuntimeException;
-use Index\Routing\Route;
-use Index\Routing\RouteHandler;
-use Misuzu\Pagination;
-use Misuzu\SiteInfo;
-use Misuzu\Template;
+use Index\Http\Routing\{HttpGet,RouteHandler,RouteHandlerTrait};
+use Index\Syndication\FeedBuilder;
+use Index\Urls\{UrlFormat,UrlRegistry,UrlSource,UrlSourceTrait};
+use Misuzu\{Pagination,SiteInfo,Template};
 use Misuzu\Auth\AuthInfo;
-use Misuzu\Comments\Comments;
-use Misuzu\Comments\CommentsEx;
-use Misuzu\Feeds\Feed;
-use Misuzu\Feeds\FeedItem;
-use Misuzu\Feeds\AtomFeedSerializer;
-use Misuzu\Feeds\RssFeedSerializer;
-use Misuzu\URLs\URLInfo;
-use Misuzu\URLs\URLRegistry;
+use Misuzu\Comments\{Comments,CommentsEx};
 use Misuzu\Users\UsersContext;

-final class ChangelogRoutes extends RouteHandler {
+final class ChangelogRoutes implements RouteHandler, UrlSource {
+    use RouteHandlerTrait, UrlSourceTrait;
+
    public function __construct(
        private SiteInfo $siteInfo,
-        private URLRegistry $urls,
+        private UrlRegistry $urls,
        private Changelog $changelog,
        private UsersContext $usersCtx,
        private AuthInfo $authInfo,
@ -34,8 +28,8 @@ final class ChangelogRoutes extends RouteHandler {
        return $comments->getCommentsForLayout($categoryName);
    }

-    #[Route('GET', '/changelog')]
-    #[URLInfo('changelog-index', '/changelog', ['date' => '<date>', 'user' => '<user>', 'tags' => '<tags>', 'p' => '<page>'])]
+    #[HttpGet('/changelog')]
+    #[UrlFormat('changelog-index', '/changelog', ['date' => '<date>', 'user' => '<user>', 'tags' => '<tags>', 'p' => '<page>'])]
    public function getIndex($response, $request) {
        $filterDate = (string)$request->getParam('date');
        $filterUser = (string)$request->getParam('user', FILTER_SANITIZE_NUMBER_INT);
@ -73,15 +67,16 @@ final class ChangelogRoutes extends RouteHandler {
        if(!$pagination->hasValidOffset())
            return 404;

-        $changeInfos = $this->changelog->getChanges(userInfo: $filterUser, dateTime: $filterDate, tags: $filterTags, pagination: $pagination);
-        if(empty($changeInfos))
-            return 404;
-
        $changes = [];
+        $changeInfos = $this->changelog->getChanges(userInfo: $filterUser, dateTime: $filterDate, tags: $filterTags, pagination: $pagination);
+        $commentsCategoryName = null;

        foreach($changeInfos as $changeInfo) {
            $userInfo = $changeInfo->hasUserId() ? $this->usersCtx->getUserInfo($changeInfo->getUserId()) : null;

+            if($commentsCategoryName === null)
+                $commentsCategoryName = $changeInfo->getCommentsCategoryName();
+
            $changes[] = [
                'change' => $changeInfo,
                'user' => $userInfo,
@ -89,19 +84,22 @@ final class ChangelogRoutes extends RouteHandler {
            ];
        }

+        if(empty($changes))
+            return 404;
+
        return Template::renderRaw('changelog.index', [
            'changelog_infos' => $changes,
            'changelog_date' => $filterDate,
            'changelog_user' => $filterUser,
            'changelog_tags' => $filterTags,
            'changelog_pagination' => $pagination,
-            'comments_info' => empty($filterDate) ? null : $this->getCommentsInfo($changeInfos[0]->getCommentsCategoryName()),
+            'comments_info' => empty($filterDate) && $commentsCategoryName !== null ? null : $this->getCommentsInfo($commentsCategoryName),
        ]);
    }

-    #[Route('GET', '/changelog/change/:id')]
-    #[URLInfo('changelog-change', '/changelog/change/<change>')]
-    #[URLInfo('changelog-change-comments', '/changelog/change/<change>', fragment: 'comments')]
+    #[HttpGet('/changelog/change/([0-9]+)')]
+    #[UrlFormat('changelog-change', '/changelog/change/<change>')]
+    #[UrlFormat('changelog-change-comments', '/changelog/change/<change>', fragment: 'comments')]
    public function getChange($response, $request, string $changeId) {
        try {
            $changeInfo = $this->changelog->getChange($changeId);
@ -121,44 +119,29 @@ final class ChangelogRoutes extends RouteHandler {
        ]);
    }

-    private function createFeed(string $feedMode): Feed {
+    #[HttpGet('/changelog.(xml|rss|atom)')]
+    #[UrlFormat('changelog-feed', '/changelog.xml')]
+    public function getFeed($response) {
+        $response->setContentType('application/rss+xml; charset=utf-8');
+
        $siteName = $this->siteInfo->getName();
+        $siteUrl = $this->siteInfo->getURL();
        $changes = $this->changelog->getChanges(pagination: new Pagination(10));

-        $feed = (new Feed)
-            ->setTitle($siteName . ' » Changelog')
-            ->setDescription('Live feed of changes to ' . $siteName . '.')
-            ->setContentUrl($this->siteInfo->getURL() . $this->urls->format('changelog-index'))
-            ->setFeedUrl($this->siteInfo->getURL() . $this->urls->format("changelog-feed-{$feedMode}"));
+        $feed = new FeedBuilder;
+        $feed->setTitle(sprintf('%s » Changelog', $siteName));
+        $feed->setDescription(sprintf('Live feed of changes to %s.', $siteName));
+        $feed->setContentUrl($siteUrl . $this->urls->format('changelog-index'));
+        $feed->setFeedUrl($siteUrl . $this->urls->format('changelog-feed'));

-        foreach($changes as $change) {
-            $changeUrl = $this->siteInfo->getURL() . $this->urls->format('changelog-change', ['change' => $change->getId()]);
-            $commentsUrl = $this->siteInfo->getURL() . $this->urls->format('changelog-change-comments', ['change' => $change->getId()]);
+        foreach($changes as $change)
+            $feed->createEntry(function($item) use ($change, $siteUrl) {
+                $item->setTitle(sprintf('%s: %s', $change->getActionText(), $change->getSummary()));
+                $item->setCreatedAt($change->getCreatedTime());
+                $item->setContentUrl($siteUrl . $this->urls->format('changelog-change', ['change' => $change->getId()]));
+                $item->setCommentsUrl($siteUrl . $this->urls->format('changelog-change-comments', ['change' => $change->getId()]));
+            });

-            $feedItem = (new FeedItem)
-                ->setTitle($change->getActionText() . ': ' . $change->getSummary())
-                ->setCreationDate($change->getCreatedTime())
-                ->setUniqueId($changeUrl)
-                ->setContentUrl($changeUrl)
-                ->setCommentsUrl($commentsUrl);
-
-            $feed->addItem($feedItem);
-        }
-
-        return $feed;
-    }
-
-    #[Route('GET', '/changelog.rss')]
-    #[URLInfo('changelog-feed-rss', '/changelog.rss')]
-    public function getFeedRSS($response) {
-        $response->setContentType('application/rss+xml; charset=utf-8');
-        return (new RssFeedSerializer)->serializeFeed($this->createFeed('rss'));
-    }
-
-    #[Route('GET', '/changelog.atom')]
-    #[URLInfo('changelog-feed-atom', '/changelog.atom')]
-    public function getFeedAtom($response) {
-        $response->setContentType('application/atom+xml; charset=utf-8');
-        return (new AtomFeedSerializer)->serializeFeed($this->createFeed('atom'));
+        return $feed->toXmlString();
    }
 }
--- a/src/ClientInfo.php
+++ b/src/ClientInfo.php
@ -5,10 +5,12 @@ use stdClass;
 use JsonSerializable;
 use RuntimeException;
 use Stringable;
-use DeviceDetector\ClientHints;
-use DeviceDetector\DeviceDetector;
+use DeviceDetector\{ClientHints,DeviceDetector};
+use Index\Json\{JsonProperty,JsonSerializableTrait};

 class ClientInfo implements Stringable, JsonSerializable {
+    use JsonSerializableTrait;
+
    private const SERIALIZE_VERSION = 1;

    public function __construct(
@ -19,6 +21,39 @@ class ClientInfo implements Stringable, JsonSerializable {
        private string $modelName
    ) {}

+    #[JsonProperty('version')]
+    public function getVersion(): int {
+        return self::SERIALIZE_VERSION;
+    }
+
+    #[JsonProperty('bot')]
+    public function getBotInfo(): bool|array|null {
+        if($this->botInfo === true || is_array($this->botInfo))
+            return $this->botInfo;
+
+        return null;
+    }
+
+    #[JsonProperty('client')]
+    public function getClientInfo(): ?array {
+        return $this->clientInfo;
+    }
+
+    #[JsonProperty('os')]
+    public function getOsInfo(): ?array {
+        return $this->osInfo;
+    }
+
+    #[JsonProperty('vendor', omitIfValue: '')]
+    public function getVendorName(): string {
+        return $this->brandName;
+    }
+
+    #[JsonProperty('model', omitIfValue: '')]
+    public function getModelName(): string {
+        return $this->modelName;
+    }
+
    public function __toString(): string {
        if($this->botInfo === true || is_array($this->botInfo)) {
            if($this->botInfo === true)
@ -64,24 +99,6 @@ class ClientInfo implements Stringable, JsonSerializable {
        return json_encode($this);
    }

-    public function jsonSerialize(): mixed {
-        $data = new stdClass;
-        $data->version = self::SERIALIZE_VERSION;
-
-        if($this->botInfo === true || is_array($this->botInfo))
-            $data->bot = $this->botInfo;
-        if($this->clientInfo !== null)
-            $data->client = $this->clientInfo;
-        if($this->osInfo !== null)
-            $data->os = $this->osInfo;
-        if($this->brandName !== '')
-            $data->vendor = $this->brandName;
-        if($this->modelName !== '')
-            $data->model = $this->modelName;
-
-        return $data;
-    }
-
    public static function decode(string $encoded): self {
        $data = json_decode($encoded, true);
        $version = $data['version'] ?? 0;
--- a/src/Comments/Comments.php
+++ b/src/Comments/Comments.php
@ -3,17 +3,15 @@ namespace Misuzu\Comments;

 use InvalidArgumentException;
 use RuntimeException;
-use Index\Data\DbStatementCache;
-use Index\Data\IDbConnection;
-use Index\Data\IDbResult;
+use Index\Db\{DbConnection,DbStatementCache};
 use Misuzu\Pagination;
 use Misuzu\Users\UserInfo;

 class Comments {
-    private IDbConnection $dbConn;
+    private DbConnection $dbConn;
    private DbStatementCache $cache;

-    public function __construct(IDbConnection $dbConn) {
+    public function __construct(DbConnection $dbConn) {
        $this->dbConn = $dbConn;
        $this->cache = new DbStatementCache($dbConn);
    }
@ -46,7 +44,7 @@ class Comments {
    public function getCategories(
        UserInfo|string|null $owner = null,
        ?Pagination $pagination = null
-    ): array {
+    ): iterable {
        if($owner instanceof UserInfo)
            $owner = $owner->getId();

@ -72,13 +70,7 @@ class Comments {

        $stmt->execute();

-        $result = $stmt->getResult();
-        $categories = [];
-
-        while($result->next())
-            $categories[] = new CommentsCategoryInfo($result);
-
-        return $categories;
+        return $stmt->getResult()->getIterator(CommentsCategoryInfo::fromResult(...));
    }

    public function getCategory(
@ -124,7 +116,7 @@ class Comments {
        if(!$result->next())
            throw new RuntimeException('Comments category not found.');

-        return new CommentsCategoryInfo($result);
+        return CommentsCategoryInfo::fromResult($result);
    }

    public function checkCategoryNameExists(string $name): bool {
@ -276,7 +268,7 @@ class Comments {
        ?bool $deleted = null,
        bool $includeRepliesCount = false,
        bool $includeVotesCount = false
-    ): array {
+    ): iterable {
        if($categoryInfo instanceof CommentsCategoryInfo)
            $categoryInfo = $categoryInfo->getId();
        if($parentInfo instanceof CommentsPostInfo)
@ -330,13 +322,7 @@ class Comments {
            $stmt->addParameter(++$args, $userInfo instanceof UserInfo ? $userInfo->getId() : $userInfo);
        $stmt->execute();

-        $posts = [];
-        $result = $stmt->getResult();
-
-        while($result->next())
-            $posts[] = new CommentsPostInfo($result, $includeRepliesCount, $includeVotesCount);
-
-        return $posts;
+        return $stmt->getResult()->getIterator(fn($result) => CommentsPostInfo::fromResult($result, $includeRepliesCount, $includeVotesCount));
    }

    public function getPost(
@ -362,7 +348,7 @@ class Comments {
        if(!$result->next())
            throw new RuntimeException('No comment with that ID exists.');

-        return new CommentsPostInfo($result, $includeRepliesCount, $includeVotesCount);
+        return CommentsPostInfo::fromResult($result, $includeRepliesCount, $includeVotesCount);
    }

    public function createPost(
--- a/src/Comments/CommentsCategoryInfo.php
+++ b/src/Comments/CommentsCategoryInfo.php
@ -1,25 +1,29 @@
 <?php
 namespace Misuzu\Comments;

-use Index\DateTime;
-use Index\Data\IDbResult;
 use Misuzu\Users\UserInfo;
+use Carbon\CarbonImmutable;
+use Index\Db\DbResult;

 class CommentsCategoryInfo {
-    private string $id;
-    private string $name;
-    private ?string $ownerId;
-    private int $created;
-    private ?int $locked;
-    private int $comments;
+    public function __construct(
+        private string $id,
+        private string $name,
+        private ?string $ownerId,
+        private int $created,
+        private ?int $locked,
+        private int $comments,
+    ) {}

-    public function __construct(IDbResult $result) {
-        $this->id = (string)$result->getInteger(0);
-        $this->name = $result->getString(1);
-        $this->ownerId = $result->isNull(2) ? null : (string)$result->getInteger(2);
-        $this->created = $result->getInteger(3);
-        $this->locked = $result->isNull(4) ? null : $result->getInteger(4);
-        $this->comments = $result->getInteger(5);
+    public static function fromResult(DbResult $result): CommentsCategoryInfo {
+        return new CommentsCategoryInfo(
+            id: $result->getString(0),
+            name: $result->getString(1),
+            ownerId: $result->getStringOrNull(2),
+            created: $result->getInteger(3),
+            locked: $result->getIntegerOrNull(4),
+            comments: $result->getInteger(5),
+        );
    }

    public function getId(): string {
@ -50,16 +54,17 @@ class CommentsCategoryInfo {
        return $this->created;
    }

-    public function getCreatedAt(): DateTime {
-        return DateTime::fromUnixTimeSeconds($this->created);
+    public function getCreatedAt(): CarbonImmutable {
+        return CarbonImmutable::createFromTimestampUTC($this->created);
+
    }

    public function getLockedTime(): ?int {
        return $this->locked;
    }

-    public function getLockedAt(): ?DateTime {
-        return $this->locked === null ? null : DateTime::fromUnixTimeSeconds($this->locked);
+    public function getLockedAt(): ?CarbonImmutable {
+        return $this->locked === null ? null : CarbonImmutable::createFromTimestampUTC($this->locked);
    }

    public function isLocked(): bool {
--- a/src/Comments/CommentsPostInfo.php
+++ b/src/Comments/CommentsPostInfo.php
@ -1,51 +1,57 @@
 <?php
 namespace Misuzu\Comments;

-use Index\DateTime;
-use Index\Data\IDbResult;
+use Carbon\CarbonImmutable;
+use Index\Db\DbResult;

 class CommentsPostInfo {
-    private string $id;
-    private string $categoryId;
-    private ?string $userId;
-    private ?string $replyingTo;
-    private string $body;
-    private int $created;
-    private ?int $pinned;
-    private ?int $updated;
-    private ?int $deleted;
-    private int $replies;
-    private int $votesTotal;
-    private int $votesPositive;
-    private int $votesNegative;
-
    public function __construct(
-        IDbResult $result,
+        private string $id,
+        private string $categoryId,
+        private ?string $userId,
+        private ?string $replyingTo,
+        private string $body,
+        private int $created,
+        private ?int $pinned,
+        private ?int $updated,
+        private ?int $deleted,
+        private int $replies,
+        private int $votesTotal,
+        private int $votesPositive,
+        private int $votesNegative,
+    ) {}
+
+    public static function fromResult(
+        DbResult $result,
        bool $includeRepliesCount = false,
        bool $includeVotesCount = false
-    ) {
-        $args = 0;
-        $this->id = (string)$result->getInteger($args);
-        $this->categoryId = (string)$result->getInteger(++$args);
-        $this->userId = $result->isNull(++$args) ? null : (string)$result->getInteger($args);
-        $this->replyingTo = $result->isNull(++$args) ? null : (string)$result->getInteger($args);
-        $this->body = $result->getString(++$args);
-        $this->created = $result->getInteger(++$args);
-        $this->pinned = $result->isNull(++$args) ? null : $result->getInteger($args);
-        $this->updated = $result->isNull(++$args) ? null : $result->getInteger($args);
-        $this->deleted = $result->isNull(++$args) ? null : $result->getInteger($args);
+    ): CommentsPostInfo {
+        $args = [];
+        $count = 0;

-        $this->replies = $includeRepliesCount ? $result->getInteger(++$args) : 0;
+        $args[] = $result->getString($count); // id
+        $args[] = $result->getString(++$count); // categoryId
+        $args[] = $result->getStringOrNull(++$count); // userId
+        $args[] = $result->getStringOrNull(++$count); // replyingTo
+        $args[] = $result->getString(++$count); // body
+        $args[] = $result->getInteger(++$count); // created
+        $args[] = $result->getIntegerOrNull(++$count); // pinned
+        $args[] = $result->getIntegerOrNull(++$count); // updated
+        $args[] = $result->getIntegerOrNull(++$count); // deleted
+
+        $args[] = $includeRepliesCount ? $result->getInteger(++$count) : 0;

        if($includeVotesCount) {
-            $this->votesTotal = $result->getInteger(++$args);
-            $this->votesPositive = $result->getInteger(++$args);
-            $this->votesNegative = $result->getInteger(++$args);
+            $args[] = $result->getInteger(++$count); // votesTotal
+            $args[] = $result->getInteger(++$count); // votesPositive
+            $args[] = $result->getInteger(++$count); // votesNegative
        } else {
-            $this->votesTotal = 0;
-            $this->votesPositive = 0;
-            $this->votesNegative = 0;
+            $args[] = 0;
+            $args[] = 0;
+            $args[] = 0;
        }
+
+        return new CommentsPostInfo(...$args);
    }

    public function getId(): string {
@ -80,16 +86,16 @@ class CommentsPostInfo {
        return $this->created;
    }

-    public function getCreatedAt(): DateTime {
-        return DateTime::fromUnixTimeSeconds($this->created);
+    public function getCreatedAt(): CarbonImmutable {
+        return CarbonImmutable::createFromTimestampUTC($this->created);
    }

    public function getPinnedTime(): ?int {
        return $this->pinned;
    }

-    public function getPinnedAt(): DateTime {
-        return $this->pinned === null ? null : DateTime::fromUnixTimeSeconds($this->pinned);
+    public function getPinnedAt(): ?CarbonImmutable {
+        return $this->pinned === null ? null : CarbonImmutable::createFromTimestampUTC($this->pinned);
    }

    public function isPinned(): bool {
@ -100,8 +106,8 @@ class CommentsPostInfo {
        return $this->updated;
    }

-    public function getUpdatedAt(): DateTime {
-        return $this->updated === null ? null : DateTime::fromUnixTimeSeconds($this->updated);
+    public function getUpdatedAt(): ?CarbonImmutable {
+        return $this->updated === null ? null : CarbonImmutable::createFromTimestampUTC($this->updated);
    }

    public function isEdited(): bool {
@ -112,8 +118,8 @@ class CommentsPostInfo {
        return $this->deleted;
    }

-    public function getDeletedAt(): DateTime {
-        return $this->deleted === null ? null : DateTime::fromUnixTimeSeconds($this->deleted);
+    public function getDeletedAt(): ?CarbonImmutable {
+        return $this->deleted === null ? null : CarbonImmutable::createFromTimestampUTC($this->deleted);
    }

    public function isDeleted(): bool {
--- a/src/Comments/CommentsPostVoteInfo.php
+++ b/src/Comments/CommentsPostVoteInfo.php
@ -1,14 +1,14 @@
 <?php
 namespace Misuzu\Comments;

-use Index\Data\IDbResult;
+use Index\Db\DbResult;

 class CommentsPostVoteInfo {
    private string $commentId;
    private string $userId;
    private int $weight;

-    public function __construct(IDbResult $result) {
+    public function __construct(DbResult $result) {
        $this->commentId = (string)$result->getInteger(0);
        $this->userId = (string)$result->getInteger(1);
        $this->weight = $result->getInteger(2);
--- a/src/Counters/CounterInfo.php
+++ b/src/Counters/CounterInfo.php
@ -1,18 +1,22 @@
 <?php
 namespace Misuzu\Counters;

-use Index\DateTime;
-use Index\Data\IDbResult;
+use Carbon\CarbonImmutable;
+use Index\Db\DbResult;

 class CounterInfo {
-    private string $name;
-    private int $value;
-    private int $updated;
+    public function __construct(
+        private string $name,
+        private int $value,
+        private int $updated,
+    ) {}

-    public function __construct(IDbResult $result) {
-        $this->name = $result->getString(0);
-        $this->value = $result->getInteger(1);
-        $this->updated = $result->getInteger(2);
+    public static function fromResult(DbResult $result): CounterInfo {
+        return new CounterInfo(
+            name: $result->getString(0),
+            value: $result->getInteger(1),
+            updated: $result->getInteger(2),
+        );
    }

    public function getName(): string {
@ -27,7 +31,7 @@ class CounterInfo {
        return $this->updated;
    }

-    public function getUpdatedAt(): DateTime {
-        return DateTime::fromUnixTimeSeconds($this->updated);
+    public function getUpdatedAt(): CarbonImmutable {
+        return CarbonImmutable::createFromTimestampUTC($this->updated);
    }
 }
--- a/src/Counters/Counters.php
+++ b/src/Counters/Counters.php
@ -2,9 +2,7 @@
 namespace Misuzu\Counters;

 use InvalidArgumentException;
-use Index\Data\DbStatementCache;
-use Index\Data\DbTools;
-use Index\Data\IDbConnection;
+use Index\Db\{DbConnection,DbStatementCache,DbTools};
 use Misuzu\Pagination;

 // insert increment and decrement calls in places someday
@ -12,7 +10,7 @@ use Misuzu\Pagination;
 class Counters {
    private DbStatementCache $cache;

-    public function __construct(IDbConnection $dbConn) {
+    public function __construct(DbConnection $dbConn) {
        $this->cache = new DbStatementCache($dbConn);
    }

@ -25,7 +23,7 @@ class Counters {
    public function getCounters(
        ?string $orderBy = null,
        ?Pagination $pagination = null
-    ): array {
+    ): iterable {
        $hasOrderBy = $orderBy !== null;
        $hasPagination = $pagination !== null;

@ -47,13 +45,7 @@ class Counters {
        }
        $stmt->execute();

-        $result = $stmt->getResult();
-        $counters = [];
-
-        while($result->next())
-            $counters[] = new CounterInfo($result);
-
-        return $counters;
+        return $stmt->getResult()->getIterator(CounterInfo::fromResult(...));
    }

    public function get(array|string $names): array|int {
--- a/src/Emoticons/EmoteInfo.php
+++ b/src/Emoticons/EmoteInfo.php
@ -2,19 +2,23 @@
 namespace Misuzu\Emoticons;

 use Stringable;
-use Index\Data\IDbResult;
+use Index\Db\DbResult;

 class EmoteInfo implements Stringable {
-    private string $id;
-    private int $order;
-    private int $rank;
-    private string $url;
+    public function __construct(
+        private string $id,
+        private int $order,
+        private int $rank,
+        private string $url,
+    ) {}

-    public function __construct(IDbResult $result) {
-        $this->id = (string)$result->getInteger(0);
-        $this->order = $result->getInteger(1);
-        $this->rank = $result->getInteger(2);
-        $this->url = $result->getString(3);
+    public static function fromResult(DbResult $result): EmoteInfo {
+        return new EmoteInfo(
+            id: $result->getString(0),
+            order: $result->getInteger(1),
+            rank: $result->getInteger(2),
+            url: $result->getString(3),
+        );
    }

    public function getId(): string {
--- a/src/Emoticons/EmoteStringInfo.php
+++ b/src/Emoticons/EmoteStringInfo.php
@ -2,17 +2,21 @@
 namespace Misuzu\Emoticons;

 use Stringable;
-use Index\Data\IDbResult;
+use Index\Db\DbResult;

 class EmoteStringInfo implements Stringable {
-    private string $emoteId;
-    private int $order;
-    private string $string;
+    public function __construct(
+        private string $emoteId,
+        private int $order,
+        private string $string,
+    ) {}

-    public function __construct(IDbResult $result) {
-        $this->emoteId = (string)$result->getInteger(0);
-        $this->order = $result->getInteger(1);
-        $this->string = $result->getString(2);
+    public static function fromResult(DbResult $result): EmoteStringInfo {
+        return new EmoteStringInfo(
+            emoteId: $result->getString(0),
+            order: $result->getInteger(1),
+            string: $result->getString(2),
+        );
    }

    public function getEmoteId(): string {
--- a/src/Emoticons/Emotes.php
+++ b/src/Emoticons/Emotes.php
@ -3,8 +3,7 @@ namespace Misuzu\Emoticons;

 use InvalidArgumentException;
 use RuntimeException;
-use Index\Data\DbStatementCache;
-use Index\Data\IDbConnection;
+use Index\Db\{DbConnection,DbStatementCache};

 class Emotes {
    private const EMOTE_ORDER = [
@ -13,10 +12,10 @@ class Emotes {
        'rank' => 'emote_hierarchy',
    ];

-    private IDbConnection $dbConn;
+    private DbConnection $dbConn;
    private DbStatementCache $cache;

-    public function __construct(IDbConnection $dbConn) {
+    public function __construct(DbConnection $dbConn) {
        $this->dbConn = $dbConn;
        $this->cache = new DbStatementCache($dbConn);
    }
@ -31,7 +30,7 @@ class Emotes {
        if(!$result->next())
            throw new RuntimeException('No emoticon with that ID exists.');

-        return new EmoteInfo($result);
+        return EmoteInfo::fromResult($result);
    }

    public static function emoteOrderOptions(): array {
@ -43,7 +42,7 @@ class Emotes {
        ?int $minRank = null,
        ?string $orderBy = null,
        ?bool $reverse = null
-    ): array {
+    ): iterable {
        $hasMinRank = $minRank !== null;
        $hasOrderBy = $orderBy !== null;
        $hasReverse = $reverse !== null;
@ -65,13 +64,7 @@ class Emotes {
            $stmt->addParameter(1, $minRank);
        $stmt->execute();

-        $emotes = [];
-        $result = $stmt->getResult();
-
-        while($result->next())
-            $emotes[] = new EmoteInfo($result);
-
-        return $emotes;
+        return $stmt->getResult()->getIterator(EmoteInfo::fromResult(...));
    }

    private static function checkEmoteUrlInternal(string $url): string {
@ -156,7 +149,7 @@ class Emotes {
        $stmt->execute();
    }

-    public function getEmoteStrings(EmoteInfo|string $infoOrId): array {
+    public function getEmoteStrings(EmoteInfo|string $infoOrId): iterable {
        if($infoOrId instanceof EmoteInfo)
            $infoOrId = $infoOrId->getId();

@ -164,13 +157,7 @@ class Emotes {
        $stmt->addParameter(1, $infoOrId);
        $stmt->execute();

-        $strings = [];
-        $result = $stmt->getResult();
-
-        while($result->next())
-            $strings[] = new EmoteStringInfo($result);
-
-        return $strings;
+        return $stmt->getResult()->getIterator(EmoteStringInfo::fromResult(...));
    }

    private static function checkEmoteStringInternal(string $string): string {
--- a/src/Emoticons/EmotesRpcHandler.php
+++ b/src/Emoticons/EmotesRpcHandler.php
@ -0,0 +1,40 @@
+<?php
+namespace Misuzu\Emoticons;
+
+use Index\XArray;
+use RPCii\Server\{RpcHandler,RpcHandlerCommon,RpcQuery};
+
+final class EmotesRpcHandler implements RpcHandler {
+    use RpcHandlerCommon;
+
+    public function __construct(
+        private Emotes $emotes
+    ) {}
+
+    #[RpcQuery('misuzu:emotes:all')]
+    public function queryAll(bool $includeId = false, bool $includeOrder = false): array {
+        return XArray::select(
+            $this->emotes->getEmotes(orderBy: 'order'),
+            function($emote) use ($includeId, $includeOrder) {
+                $info = [
+                    'url' => $emote->getUrl(),
+                    'strings' => XArray::select(
+                        $this->emotes->getEmoteStrings($emote),
+                        fn($string) => $string->getString()
+                    ),
+                ];
+
+                if($includeId)
+                    $info['id'] = $emote->getId();
+                if($includeOrder)
+                    $info['order'] = $emote->getOrder();
+
+                $rank = $emote->getMinRank();
+                if($rank != 0)
+                    $info['min_rank'] = $rank;
+
+                return $info;
+            }
+        );
+    }
+}
--- a/src/Feeds/AtomFeedSerializer.php
+++ b/src/Feeds/AtomFeedSerializer.php
@ -1,117 +0,0 @@
-<?php
-namespace Misuzu\Feeds;
-
-use DOMDocument;
-use DOMElement;
-use DOMNode;
-
-class AtomFeedSerializer extends XmlFeedSerializer {
-    protected function formatTime(int $time): string {
-        return date('c', $time);
-    }
-
-    protected function createRoot(DOMDocument $document, Feed $feed): DOMNode {
-        $atom = $document->appendChild($document->createElement('feed'));
-        if($atom instanceof DOMElement)
-            $atom->setAttribute('xmlns', 'http://www.w3.org/2005/Atom');
-
-        $atom->appendChild(
-            $document->createElement(
-                'id',
-                $feed->hasContentUrl()
-                    ? $this->cleanString($feed->getContentUrl())
-                    : time()
-            )
-        );
-
-        return $atom;
-    }
-
-    protected function createTitle(DOMDocument $document, string $title): DOMNode {
-        return $document->createElement('title', $this->cleanString($title));
-    }
-
-    protected function createDescription(DOMDocument $document, string $description): ?DOMNode {
-        return $document->createElement('subtitle', $this->cleanString($description));
-    }
-
-    protected function createLastUpdate(DOMDocument $document, int $lastUpdate): ?DOMNode {
-        return $document->createElement('updated', $this->formatTime($lastUpdate));
-    }
-
-    protected function createContentUrl(DOMDocument $document, string $contentUrl): ?DOMNode {
-        $link = $document->createElement('link');
-        $link->setAttribute('href', $this->cleanString($contentUrl));
-        return $link;
-    }
-
-    protected function createFeedUrl(DOMDocument $document, string $feedUrl): ?DOMNode {
-        $link = $document->createElement('link');
-        $link->setAttribute('href', $this->cleanString($feedUrl));
-        $link->setAttribute('ref', 'self');
-        return $link;
-    }
-
-    protected function createItem(DOMDocument $document, FeedItem $feedItem): DOMNode {
-        $elem = $document->createElement('entry');
-
-        $elem->appendChild(
-            $document->createElement(
-                'id',
-                $feedItem->hasContentUrl()
-                    ? $this->cleanString($feedItem->getContentUrl())
-                    : time()
-            )
-        );
-
-        return $elem;
-    }
-
-    protected function createItemTitle(DOMDocument $document, string $title): DOMNode {
-        return $document->createElement('title', $this->cleanString($title));
-    }
-
-    protected function createItemSummary(DOMDocument $document, string $summary): ?DOMNode {
-        return $document->createElement('summary', $this->cleanString($summary));
-    }
-
-    protected function createItemContent(DOMDocument $document, string $content): ?DOMNode {
-        $elem = $document->createElement('content', $this->cleanString($content));
-        $elem->setAttribute('type', 'html');
-        return $elem;
-    }
-
-    protected function createItemCreationDate(DOMDocument $document, int $creationDate): ?DOMNode {
-        return $document->createElement('updated', $this->formatTime($creationDate));
-    }
-
-    protected function createItemUniqueId(DOMDocument $document, string $uniqueId): ?DOMNode {
-        return null;
-    }
-
-    protected function createItemContentUrl(DOMDocument $document, string $contentUrl): ?DOMNode {
-        $elem = $document->createElement('link');
-        $elem->setAttribute('href', $this->cleanString($contentUrl));
-        $elem->setAttribute('type', 'text/html');
-        return $elem;
-    }
-
-    protected function createItemCommentsUrl(DOMDocument $document, string $commentsUrl): ?DOMNode {
-        return null;
-    }
-
-    protected function createItemAuthor(DOMDocument $document, ?string $authorName, ?string $authorUrl): ?DOMNode {
-        if(empty($authorName) && empty($authorUrl))
-            return null;
-
-        $elem = $document->createElement('author');
-
-        if(!empty($authorName))
-            $elem->appendChild($document->createElement('name', $this->cleanString($authorName)));
-
-        if(!empty($authorUrl))
-            $elem->appendChild($document->createElement('uri', $this->cleanString($authorUrl)));
-
-        return $elem;
-    }
-}
--- a/src/Feeds/Feed.php
+++ b/src/Feeds/Feed.php
@ -1,74 +0,0 @@
-<?php
-namespace Misuzu\Feeds;
-
-class Feed {
-    private string $title = '';
-    private ?string $description = null;
-    private ?int $lastUpdate = null;
-    private ?string $contentUrl = null;
-    private ?string $feedUrl = null;
-    private array $feedItems = [];
-
-    public function getTitle(): string {
-        return $this->title;
-    }
-    public function setTitle(string $title): self {
-        $this->title = $title;
-        return $this;
-    }
-
-    public function getDescription(): string {
-        return $this->description ?? '';
-    }
-    public function hasDescription(): bool {
-        return isset($this->description);
-    }
-    public function setDescription(?string $description): self {
-        $this->description = $description;
-        return $this;
-    }
-
-    public function getLastUpdate(): int {
-        return $this->lastUpdate ?? 0;
-    }
-    public function hasLastUpdate(): bool {
-        return isset($this->lastUpdate);
-    }
-    public function setLastUpdate(?int $lastUpdate): self {
-        $this->lastUpdate = $lastUpdate;
-        return $this;
-    }
-
-    public function getContentUrl(): string {
-        return $this->contentUrl ?? '';
-    }
-    public function hasContentUrl(): bool {
-        return isset($this->contentUrl);
-    }
-    public function setContentUrl(?string $contentUrl): self {
-        $this->contentUrl = $contentUrl;
-        return $this;
-    }
-
-    public function getFeedUrl(): string {
-        return $this->feedUrl ?? '';
-    }
-    public function hasFeedUrl(): bool {
-        return isset($this->feedUrl);
-    }
-    public function setFeedUrl(?string $feedUrl): self {
-        $this->feedUrl = $feedUrl;
-        return $this;
-    }
-
-    public function getItems(): array {
-        return $this->feedItems;
-    }
-    public function hasItems(): bool {
-        return count($this->feedItems) > 0;
-    }
-    public function addItem(FeedItem $item): self {
-        $this->feedItems[] = $item;
-        return $this;
-    }
-}
--- a/src/Feeds/FeedItem.php
+++ b/src/Feeds/FeedItem.php
@ -1,110 +0,0 @@
-<?php
-namespace Misuzu\Feeds;
-
-class FeedItem {
-    private string $title = '';
-    private ?string $summary = null;
-    private ?string $content = null;
-    private ?int $creationDate = null;
-    private ?string $uniqueId = null;
-    private ?string $contentUrl = null;
-    private ?string $commentsUrl = null;
-    private ?string $authorName = null;
-    private ?string $authorUrl = null;
-
-    public function getTitle(): string {
-        return $this->title;
-    }
-    public function setTitle(string $title): self {
-        $this->title = $title;
-        return $this;
-    }
-
-    public function getSummary(): string {
-        return $this->summary ?? '';
-    }
-    public function hasSummary(): bool {
-        return isset($this->summary);
-    }
-    public function setSummary(?string $summary): self {
-        $this->summary = $summary;
-        return $this;
-    }
-
-    public function getContent(): string {
-        return $this->content ?? '';
-    }
-    public function hasContent(): bool {
-        return isset($this->content);
-    }
-    public function setContent(?string $content): self {
-        $this->content = $content;
-        return $this;
-    }
-
-    public function getCreationDate(): int {
-        return $this->creationDate;
-    }
-    public function hasCreationDate(): bool {
-        return isset($this->creationDate);
-    }
-    public function setCreationDate(?int $creationDate): self {
-        $this->creationDate = $creationDate;
-        return $this;
-    }
-
-    public function getUniqueId(): string {
-        return $this->uniqueId ?? '';
-    }
-    public function hasUniqueId(): bool {
-        return isset($this->uniqueId);
-    }
-    public function setUniqueId(?string $uniqueId): self {
-        $this->uniqueId = $uniqueId;
-        return $this;
-    }
-
-    public function getContentUrl(): string {
-        return $this->contentUrl ?? '';
-    }
-    public function hasContentUrl(): bool {
-        return isset($this->contentUrl);
-    }
-    public function setContentUrl(?string $contentUrl): self {
-        $this->contentUrl = $contentUrl;
-        return $this;
-    }
-
-    public function getCommentsUrl(): string {
-        return $this->commentsUrl ?? '';
-    }
-    public function hasCommentsUrl(): bool {
-        return isset($this->commentsUrl);
-    }
-    public function setCommentsUrl(?string $commentsUrl): self {
-        $this->commentsUrl = $commentsUrl;
-        return $this;
-    }
-
-    public function getAuthorName(): string {
-        return $this->authorName ?? '';
-    }
-    public function hasAuthorName(): bool {
-        return isset($this->authorName);
-    }
-    public function setAuthorName(?string $authorName): self {
-        $this->authorName = $authorName;
-        return $this;
-    }
-
-    public function getAuthorUrl(): string {
-        return $this->authorUrl ?? '';
-    }
-    public function hasAuthorUrl(): bool {
-        return isset($this->authorUrl);
-    }
-    public function setAuthorUrl(?string $authorUrl): self {
-        $this->authorUrl = $authorUrl;
-        return $this;
-    }
-}
--- a/src/Feeds/FeedSerializer.php
+++ b/src/Feeds/FeedSerializer.php
@ -1,6 +0,0 @@
-<?php
-namespace Misuzu\Feeds;
-
-abstract class FeedSerializer {
-    abstract public function serializeFeed(Feed $feed): string;
-}
--- a/src/Feeds/RssFeedSerializer.php
+++ b/src/Feeds/RssFeedSerializer.php
@ -1,85 +0,0 @@
-<?php
-namespace Misuzu\Feeds;
-
-use DOMDocument;
-use DOMElement;
-use DOMNode;
-
-class RssFeedSerializer extends XmlFeedSerializer {
-    protected function formatTime(int $time): string {
-        return date('r', $time);
-    }
-
-    protected function createRoot(DOMDocument $document, Feed $feed): DOMNode {
-        $rss = $document->appendChild($document->createElement('rss'));
-        if($rss instanceof DOMElement) {
-            $rss->setAttribute('version', '2.0');
-            $rss->setAttribute('xmlns:atom', 'http://www.w3.org/2005/Atom');
-        }
-
-        $channel = $rss->appendChild($document->createElement('channel'));
-        $channel->appendChild($document->createElement('ttl', '900'));
-        return $channel;
-    }
-
-    protected function createTitle(DOMDocument $document, string $title): DOMNode {
-        return $document->createElement('title', $this->cleanString($title));
-    }
-
-    protected function createDescription(DOMDocument $document, string $description): ?DOMNode {
-        return $document->createElement('description', $this->cleanString($description));
-    }
-
-    protected function createLastUpdate(DOMDocument $document, int $lastUpdate): ?DOMNode {
-        return $document->createElement('pubDate', $this->formatTime($lastUpdate));
-    }
-
-    protected function createContentUrl(DOMDocument $document, string $contentUrl): ?DOMNode {
-        return $document->createElement('link', $this->cleanString($contentUrl));
-    }
-
-    protected function createFeedUrl(DOMDocument $document, string $feedUrl): ?DOMNode {
-        $link = $document->createElement('atom:link');
-        $link->setAttribute('href', $this->cleanString($feedUrl));
-        $link->setAttribute('ref', 'self');
-        return $link;
-    }
-
-    protected function createItem(DOMDocument $document, FeedItem $feedItem): DOMNode {
-        return $document->createElement('item');
-    }
-
-    protected function createItemTitle(DOMDocument $document, string $title): DOMNode {
-        return $document->createElement('title', $this->cleanString($title));
-    }
-
-    protected function createItemSummary(DOMDocument $document, string $summary): ?DOMNode {
-        return $document->createElement('description', $this->cleanString($summary));
-    }
-
-    protected function createItemContent(DOMDocument $document, string $content): ?DOMNode {
-        return null;
-    }
-
-    protected function createItemCreationDate(DOMDocument $document, int $creationDate): ?DOMNode {
-        return $document->createElement('pubDate', $this->formatTime($creationDate));
-    }
-
-    protected function createItemUniqueId(DOMDocument $document, string $uniqueId): ?DOMNode {
-        $elem = $document->createElement('guid', $uniqueId);
-        $elem->setAttribute('isPermaLink', 'true');
-        return $elem;
-    }
-
-    protected function createItemContentUrl(DOMDocument $document, string $contentUrl): ?DOMNode {
-        return $document->createElement('link', $contentUrl);
-    }
-
-    protected function createItemCommentsUrl(DOMDocument $document, string $commentsUrl): ?DOMNode {
-        return $document->createElement('comments', $commentsUrl);
-    }
-
-    protected function createItemAuthor(DOMDocument $document, ?string $authorName, ?string $authorUrl): ?DOMNode {
-        return null;
-    }
-}
--- a/src/Feeds/XmlFeedSerializer.php
+++ b/src/Feeds/XmlFeedSerializer.php
@ -1,79 +0,0 @@
-<?php
-namespace Misuzu\Feeds;
-
-use DOMDocument;
-use DOMNode;
-
-abstract class XmlFeedSerializer extends FeedSerializer {
-    public function serializeFeed(Feed $feed): string {
-        $document = new DOMDocument('1.0', 'utf-8');
-        $root = $this->createRoot($document, $feed);
-        $root->appendChild($this->createTitle($document, $feed->getTitle()));
-
-        if($feed->hasDescription())
-            self::appendChild($root, $this->createDescription($document, $feed->getDescription()));
-        if($feed->hasLastUpdate())
-            self::appendChild($root, $this->createLastUpdate($document, $feed->getLastUpdate()));
-        if($feed->hasContentUrl())
-            self::appendChild($root, $this->createContentUrl($document, $feed->getContentUrl()));
-        if($feed->hasFeedUrl())
-            self::appendChild($root, $this->createFeedUrl($document, $feed->getFeedUrl()));
-
-        if($feed->hasItems()) {
-            foreach($feed->getItems() as $item) {
-                $root->appendChild($this->serializeFeedItem($document, $item));
-            }
-        }
-
-        return $document->saveXML();
-    }
-
-    private function serializeFeedItem(DOMDocument $document, FeedItem $feedItem): DOMNode {
-        $elem = $this->createItem($document, $feedItem);
-        $elem->appendChild($this->createItemTitle($document, $feedItem->getTitle()));
-
-        if($feedItem->hasSummary())
-            self::appendChild($elem, $this->createItemSummary($document, $feedItem->getSummary()));
-        if($feedItem->hasContent())
-            self::appendChild($elem, $this->createItemContent($document, $feedItem->getContent()));
-        if($feedItem->hasCreationDate())
-            self::appendChild($elem, $this->createItemCreationDate($document, $feedItem->getCreationDate()));
-        if($feedItem->hasUniqueId())
-            self::appendChild($elem, $this->createItemUniqueId($document, $feedItem->getUniqueId()));
-        if($feedItem->hasContentUrl())
-            self::appendChild($elem, $this->createItemContentUrl($document, $feedItem->getContentUrl()));
-        if($feedItem->hasCommentsUrl())
-            self::appendChild($elem, $this->createItemCommentsUrl($document, $feedItem->getCommentsUrl()));
-        if($feedItem->hasAuthorName() || $feedItem->hasAuthorUrl())
-            self::appendChild($elem, $this->createItemAuthor($document, $feedItem->getAuthorName(), $feedItem->getAuthorUrl()));
-
-        return $elem;
-    }
-
-    protected function cleanString(string $string): string {
-        return htmlspecialchars($string, ENT_XML1 | ENT_COMPAT | ENT_SUBSTITUTE);
-    }
-
-    protected static function appendChild(DOMNode $parent, ?DOMNode $elem): ?DOMNode {
-        if($elem !== null)
-            return $parent->appendChild($elem);
-        return $elem;
-    }
-
-    abstract protected function formatTime(int $time): string;
-    abstract protected function createRoot(DOMDocument $document, Feed $feed): DOMNode;
-    abstract protected function createTitle(DOMDocument $document, string $title): DOMNode;
-    abstract protected function createDescription(DOMDocument $document, string $description): ?DOMNode;
-    abstract protected function createLastUpdate(DOMDocument $document, int $lastUpdate): ?DOMNode;
-    abstract protected function createContentUrl(DOMDocument $document, string $contentUrl): ?DOMNode;
-    abstract protected function createFeedUrl(DOMDocument $document, string $feedUrl): ?DOMNode;
-    abstract protected function createItem(DOMDocument $document, FeedItem $feedItem): DOMNode;
-    abstract protected function createItemTitle(DOMDocument $document, string $title): DOMNode;
-    abstract protected function createItemSummary(DOMDocument $document, string $summary): ?DOMNode;
-    abstract protected function createItemContent(DOMDocument $document, string $content): ?DOMNode;
-    abstract protected function createItemCreationDate(DOMDocument $document, int $creationDate): ?DOMNode;
-    abstract protected function createItemUniqueId(DOMDocument $document, string $uniqueId): ?DOMNode;
-    abstract protected function createItemContentUrl(DOMDocument $document, string $contentUrl): ?DOMNode;
-    abstract protected function createItemCommentsUrl(DOMDocument $document, string $commentsUrl): ?DOMNode;
-    abstract protected function createItemAuthor(DOMDocument $document, ?string $authorName, ?string $authorUrl): ?DOMNode;
-}
--- a/src/Forum/ForumCategories.php
+++ b/src/Forum/ForumCategories.php
@ -5,26 +5,25 @@ use InvalidArgumentException;
 use RuntimeException;
 use stdClass;
 use Index\Colour\Colour;
-use Index\Data\DbStatementCache;
-use Index\Data\DbTools;
-use Index\Data\IDbConnection;
+use Index\Db\{DbConnection,DbStatementCache,DbTools};
 use Misuzu\Pagination;
 use Misuzu\Users\UserInfo;

 class ForumCategories {
-    private IDbConnection $dbConn;
    private DbStatementCache $cache;

-    public function __construct(IDbConnection $dbConn) {
-        $this->dbConn = $dbConn;
+    public function __construct(DbConnection $dbConn) {
        $this->cache = new DbStatementCache($dbConn);
    }

    public static function convertCategoryListToTree(
-        array $catInfos,
+        iterable $catInfos,
        ForumCategoryInfo|string|null $parentInfo = null,
        ?Colour $colour = null
    ): array {
+        if(!is_array($catInfos))
+            $catInfos = iterator_to_array($catInfos);
+
        $colour ??= Colour::none();
        $tree = [];
        $predicate = $parentInfo
@ -103,7 +102,7 @@ class ForumCategories {
        ?bool $hidden = null,
        bool $asTree = false,
        ?Pagination $pagination = null
-    ): array {
+    ): iterable {
        $isRootParent = false;
        $hasParentInfo = $parentInfo !== false;
        $hasType = $type !== null;
@ -155,11 +154,7 @@ class ForumCategories {
        }
        $stmt->execute();

-        $result = $stmt->getResult();
-        $cats = [];
-
-        while($result->next())
-            $cats[] = new ForumCategoryInfo($result);
+        $cats = $stmt->getResult()->getIterator(ForumCategoryInfo::fromResult(...));

        if($asTree)
            $cats = self::convertCategoryListToTree($cats);
@ -216,7 +211,7 @@ class ForumCategories {
        if(!$result->next())
            throw new RuntimeException('Forum category info not found.');

-        return new ForumCategoryInfo($result);
+        return ForumCategoryInfo::fromResult($result);
    }

    public function updateCategory(
@ -261,7 +256,7 @@ class ForumCategories {

    public function getCategoryAncestry(
        ForumCategoryInfo|ForumTopicInfo|ForumPostInfo|string $categoryInfo
-    ): array {
+    ): iterable {
        if($categoryInfo instanceof ForumCategoryInfo)
            $categoryInfo = $categoryInfo->getId();
        elseif($categoryInfo instanceof ForumTopicInfo || $categoryInfo instanceof ForumPostInfo)
@ -277,13 +272,7 @@ class ForumCategories {
        $stmt->addParameter(1, $categoryInfo);
        $stmt->execute();

-        $result = $stmt->getResult();
-        $cats = [];
-
-        while($result->next())
-            $cats[] = new ForumCategoryInfo($result);
-
-        return $cats;
+        return $stmt->getResult()->getIterator(ForumCategoryInfo::fromResult(...));
    }

    public function getCategoryChildren(
@ -291,7 +280,7 @@ class ForumCategories {
        bool $includeSelf = false,
        ?bool $hidden = null,
        bool $asTree = false
-    ): array {
+    ): iterable {
        if($parentInfo instanceof ForumCategoryInfo)
            $parentInfo = $parentInfo->getId();

@ -319,11 +308,7 @@ class ForumCategories {
            $stmt->addParameter(++$args, $parentInfo);
        $stmt->execute();

-        $result = $stmt->getResult();
-        $cats = [];
-
-        while($result->next())
-            $cats[] = new ForumCategoryInfo($result);
+        $cats = $stmt->getResult()->getIterator(ForumCategoryInfo::fromResult(...));

        if($asTree)
            $cats = self::convertCategoryListToTree($cats, $parentInfo);
--- a/src/Forum/ForumCategoryInfo.php
+++ b/src/Forum/ForumCategoryInfo.php
@ -1,9 +1,9 @@
 <?php
 namespace Misuzu\Forum;

-use Index\DateTime;
+use Carbon\CarbonImmutable;
 use Index\Colour\Colour;
-use Index\Data\IDbResult;
+use Index\Db\DbResult;

 class ForumCategoryInfo {
    // should the types just be replaced with flags indicating what's allowed?
@ -26,38 +26,42 @@ class ForumCategoryInfo {
        self::TYPE_DISCUSSION,
    ];

-    private string $id;
-    private int $order;
-    private ?string $parentId;
-    private string $name;
-    private int $type;
-    private ?string $desc;
-    private ?string $icon;
-    private ?int $colour;
-    private ?string $link;
-    private ?int $clicks;
-    private int $created;
-    private bool $archived;
-    private bool $hidden;
-    private int $topicsCount;
-    private int $postsCount;
+    public function __construct(
+        private string $id,
+        private int $order,
+        private ?string $parentId,
+        private string $name,
+        private int $type,
+        private ?string $desc,
+        private ?string $icon,
+        private ?int $colour,
+        private ?string $link,
+        private ?int $clicks,
+        private int $created,
+        private bool $archived,
+        private bool $hidden,
+        private int $topicsCount,
+        private int $postsCount,
+    ) {}

-    public function __construct(IDbResult $result) {
-        $this->id = (string)$result->getInteger(0);
-        $this->order = $result->getInteger(1);
-        $this->parentId = $result->isNull(2) ? null : (string)$result->getInteger(2);
-        $this->name = $result->getString(3);
-        $this->type = $result->getInteger(4);
-        $this->desc = $result->isNull(5) ? null : $result->getString(5);
-        $this->icon = $result->isNull(6) ? null : $result->getString(6);
-        $this->colour = $result->isNull(7) ? null : $result->getInteger(7);
-        $this->link = $result->isNull(8) ? null : $result->getString(8);
-        $this->clicks = $result->isNull(9) ? null : $result->getInteger(9);
-        $this->created = $result->getInteger(10);
-        $this->archived = $result->getInteger(11) !== 0;
-        $this->hidden = $result->getInteger(12) !== 0;
-        $this->topicsCount = $result->getInteger(13);
-        $this->postsCount = $result->getInteger(14);
+    public static function fromResult(DbResult $result): ForumCategoryInfo {
+        return new ForumCategoryInfo(
+            id: $result->getString(0),
+            order: $result->getInteger(1),
+            parentId: $result->getStringOrNull(2),
+            name: $result->getString(3),
+            type: $result->getInteger(4),
+            desc: $result->getStringOrNull(5),
+            icon: $result->getStringOrNull(6),
+            colour: $result->getIntegerOrNull(7),
+            link: $result->getStringOrNull(8),
+            clicks: $result->getIntegerOrNull(9),
+            created: $result->getInteger(10),
+            archived: $result->getBoolean(11),
+            hidden: $result->getBoolean(12),
+            topicsCount: $result->getInteger(13),
+            postsCount: $result->getInteger(14),
+        );
    }

    public function getId(): string {
@ -172,8 +176,8 @@ class ForumCategoryInfo {
        return $this->created;
    }

-    public function getCreatedAt(): DateTime {
-        return DateTime::fromUnixTimeSeconds($this->created);
+    public function getCreatedAt(): CarbonImmutable {
+        return CarbonImmutable::createFromTimestampUTC($this->created);
    }

    public function isArchived(): bool {
--- a/src/Forum/ForumContext.php
+++ b/src/Forum/ForumContext.php
@ -2,7 +2,7 @@
 namespace Misuzu\Forum;

 use stdClass;
-use Index\Data\IDbConnection;
+use Index\Db\DbConnection;
 use Misuzu\Users\UserInfo;

 class ForumContext {
@ -14,7 +14,7 @@ class ForumContext {
    private array $totalUserTopics = [];
    private array $totalUserPosts = [];

-    public function __construct(IDbConnection $dbConn) {
+    public function __construct(DbConnection $dbConn) {
        $this->categories = new ForumCategories($dbConn);
        $this->topics = new ForumTopics($dbConn);
        $this->topicRedirects = new ForumTopicRedirects($dbConn);
--- a/src/Forum/ForumPostInfo.php
+++ b/src/Forum/ForumPostInfo.php
@ -1,36 +1,40 @@
 <?php
 namespace Misuzu\Forum;

-use Index\DateTime;
-use Index\Data\IDbResult;
-use Index\Net\IPAddress;
 use Misuzu\Parsers\Parser;
+use Carbon\CarbonImmutable;
+use Index\XDateTime;
+use Index\Db\DbResult;

 class ForumPostInfo {
-    private string $id;
-    private string $topicId;
-    private string $categoryId;
-    private ?string $userId;
-    private string $remoteAddr;
-    private string $body;
-    private int $parser;
-    private bool $displaySignature;
-    private int $created;
-    private ?int $edited;
-    private ?int $deleted;
+    public function __construct(
+        private string $id,
+        private string $topicId,
+        private string $categoryId,
+        private ?string $userId,
+        private string $remoteAddr,
+        private string $body,
+        private int $parser,
+        private bool $displaySignature,
+        private int $created,
+        private ?int $edited,
+        private ?int $deleted,
+    ) {}

-    public function __construct(IDbResult $result) {
-        $this->id = (string)$result->getInteger(0);
-        $this->topicId = (string)$result->getInteger(1);
-        $this->categoryId = (string)$result->getInteger(2);
-        $this->userId = $result->isNull(3) ? null : (string)$result->getInteger(3);
-        $this->remoteAddr = $result->getString(4);
-        $this->body = $result->getString(5);
-        $this->parser = $result->getInteger(6);
-        $this->displaySignature = $result->getInteger(7) !== 0;
-        $this->created = $result->getInteger(8);
-        $this->edited = $result->isNull(9) ? null : $result->getInteger(9);
-        $this->deleted = $result->isNull(10) ? null : $result->getInteger(10);
+    public static function fromResult(DbResult $result): ForumPostInfo {
+        return new ForumPostInfo(
+            id: $result->getString(0),
+            topicId: $result->getString(1),
+            categoryId: $result->getString(2),
+            userId: $result->getStringOrNull(3),
+            remoteAddr: $result->getString(4),
+            body: $result->getString(5),
+            parser: $result->getInteger(6),
+            displaySignature: $result->getBoolean(7),
+            created: $result->getInteger(8),
+            edited: $result->getIntegerOrNull(9),
+            deleted: $result->getIntegerOrNull(10),
+        );
    }

    public function getId(): string {
@ -53,14 +57,10 @@ class ForumPostInfo {
        return $this->userId;
    }

-    public function getRemoteAddressRaw(): string {
+    public function getRemoteAddress(): string {
        return $this->remoteAddr;
    }

-    public function getRemoteAddress(): IPAddress {
-        return IPAddress::parse($this->remoteAddr);
-    }
-
    public function getBody(): string {
        return $this->body;
    }
@ -89,16 +89,17 @@ class ForumPostInfo {
        return $this->created;
    }

-    public function getCreatedAt(): DateTime {
-        return DateTime::fromUnixTimeSeconds($this->created);
+    public function getCreatedAt(): CarbonImmutable {
+        return CarbonImmutable::createFromTimestampUTC($this->created);
    }

-    private static ?DateTime $markAsEditedThreshold = null;
+    private static ?CarbonImmutable $markAsEditedThreshold = null;
+
    public function shouldMarkAsEdited(): bool {
        if(self::$markAsEditedThreshold === null)
-            self::$markAsEditedThreshold = DateTime::now()->modify('-5 minutes');
+            self::$markAsEditedThreshold = new CarbonImmutable('-5 minutes');

-        return $this->getCreatedAt()->isLessThan(self::$markAsEditedThreshold);
+        return XDateTime::compare($this->getCreatedAt(), self::$markAsEditedThreshold) < 0;
    }

    public function isEdited(): bool {
@ -109,16 +110,17 @@ class ForumPostInfo {
        return $this->edited;
    }

-    public function getEditedAt(): ?DateTime {
-        return $this->edited === null ? null : DateTime::fromUnixTimeSeconds($this->edited);
+    public function getEditedAt(): ?CarbonImmutable {
+        return $this->edited === null ? null : CarbonImmutable::createFromTimestampUTC($this->edited);
    }

-    private static ?DateTime $canBeDeletedThreshold = null;
+    private static ?CarbonImmutable $canBeDeletedThreshold = null;
+
    public function canBeDeleted(): bool {
        if(self::$canBeDeletedThreshold === null)
-            self::$canBeDeletedThreshold = DateTime::now()->modify('-1 week');
+            self::$canBeDeletedThreshold = new CarbonImmutable('-1 week');

-        return $this->getCreatedAt()->isMoreThanOrEqual(self::$canBeDeletedThreshold);
+        return XDateTime::compare($this->getCreatedAt(), self::$canBeDeletedThreshold) >= 0;
    }

    public function isDeleted(): bool {
@ -129,7 +131,7 @@ class ForumPostInfo {
        return $this->deleted;
    }

-    public function getDeletedAt(): ?DateTime {
-        return $this->deleted === null ? null : DateTime::fromUnixTimeSeconds($this->deleted);
+    public function getDeletedAt(): ?CarbonImmutable {
+        return $this->deleted === null ? null : CarbonImmutable::createFromTimestampUTC($this->deleted);
    }
 }
--- a/src/Forum/ForumPosts.php
+++ b/src/Forum/ForumPosts.php
@ -4,19 +4,16 @@ namespace Misuzu\Forum;
 use InvalidArgumentException;
 use RuntimeException;
 use stdClass;
-use Index\DateTime;
-use Index\Data\DbStatementCache;
-use Index\Data\DbTools;
-use Index\Data\IDbConnection;
-use Index\Net\IPAddress;
+use Carbon\CarbonImmutable;
+use Index\Db\{DbConnection,DbStatementCache,DbTools};
 use Misuzu\Pagination;
 use Misuzu\Users\UserInfo;

 class ForumPosts {
-    private IDbConnection $dbConn;
+    private DbConnection $dbConn;
    private DbStatementCache $cache;

-    public function __construct(IDbConnection $dbConn) {
+    public function __construct(DbConnection $dbConn) {
        $this->dbConn = $dbConn;
        $this->cache = new DbStatementCache($dbConn);
    }
@ -84,7 +81,7 @@ class ForumPosts {
        ?array $searchQuery = null,
        ?bool $deleted = null,
        ?Pagination $pagination = null
-    ): array {
+    ): iterable {
        // remove this hack when search server
        $hasSearchQuery = $searchQuery !== null;
        $doSearchOrder = false;
@ -189,13 +186,7 @@ class ForumPosts {
        }
        $stmt->execute();

-        $result = $stmt->getResult();
-        $posts = [];
-
-        while($result->next())
-            $posts[] = new ForumPostInfo($result);
-
-        return $posts;
+        return $stmt->getResult()->getIterator(ForumPostInfo::fromResult(...));
    }

    public function getPost(
@ -267,13 +258,13 @@ class ForumPosts {
        if(!$result->next())
            throw new RuntimeException('Forum post not found.');

-        return new ForumPostInfo($result);
+        return ForumPostInfo::fromResult($result);
    }

    public function createPost(
        ForumTopicInfo|string $topicInfo,
        UserInfo|string|null $userInfo,
-        IPAddress|string $remoteAddr,
+        string $remoteAddr,
        string $body,
        int $bodyParser,
        bool $displaySignature,
@ -291,9 +282,6 @@ class ForumPosts {
        if($userInfo instanceof UserInfo)
            $userInfo = $userInfo->getId();

-        if($remoteAddr instanceof IPAddress)
-            $remoteAddr = (string)$remoteAddr;
-
        $stmt = $this->cache->get('INSERT INTO msz_forum_posts (topic_id, forum_id, user_id, post_ip, post_text, post_parse, post_display_signature) VALUES (?, ?, ?, INET6_ATON(?), ?, ?, ?)');
        $stmt->addParameter(1, $topicInfo);
        $stmt->addParameter(2, $categoryInfo);
@ -309,7 +297,7 @@ class ForumPosts {

    public function updatePost(
        ForumPostInfo|string $postInfo,
-        IPAddress|string|null $remoteAddr = null,
+        ?string $remoteAddr = null,
        ?string $body = null,
        ?int $bodyParser = null,
        ?bool $displaySignature = null,
@ -322,9 +310,6 @@ class ForumPosts {
        $values = [];

        if($remoteAddr !== null) {
-            if($remoteAddr instanceof IPAddress)
-                $remoteAddr = (string)$remoteAddr;
-
            $fields[] = 'post_ip = INET6_ATON(?)';
            $values[] = $remoteAddr;
        }
@ -401,8 +386,8 @@ class ForumPosts {
        return $result->getInteger(0);
    }

-    public function getUserLastPostCreatedAt(UserInfo|string $userInfo): DateTime {
-        return DateTime::fromUnixTimeSeconds($this->getUserLastPostCreatedTime($userInfo));
+    public function getUserLastPostCreatedAt(UserInfo|string $userInfo): CarbonImmutable {
+        return CarbonImmutable::createFromTimestampUTC($this->getUserLastPostCreatedTime($userInfo));
    }

    public function generatePostRankings(
--- a/src/Forum/ForumTopicInfo.php
+++ b/src/Forum/ForumTopicInfo.php
@ -1,8 +1,9 @@
 <?php
 namespace Misuzu\Forum;

-use Index\DateTime;
-use Index\Data\IDbResult;
+use Carbon\CarbonImmutable;
+use Index\XDateTime;
+use Index\Db\DbResult;

 class ForumTopicInfo {
    public const TYPE_DISCUSSION = 0;
@ -17,32 +18,36 @@ class ForumTopicInfo {
        'global' => self::TYPE_GLOBAL,
    ];

-    private string $id;
-    private string $categoryId;
-    private ?string $userId;
-    private int $type;
-    private string $title;
-    private int $postsCount;
-    private int $deletedPostsCount;
-    private int $viewsCount;
-    private int $created;
-    private int $bumped;
-    private ?int $deleted;
-    private ?int $locked;
+    public function __construct(
+        private string $id,
+        private string $categoryId,
+        private ?string $userId,
+        private int $type,
+        private string $title,
+        private int $postsCount,
+        private int $deletedPostsCount,
+        private int $viewsCount,
+        private int $created,
+        private int $bumped,
+        private ?int $deleted,
+        private ?int $locked,
+    ) {}

-    public function __construct(IDbResult $result) {
-        $this->id = (string)$result->getInteger(0);
-        $this->categoryId = (string)$result->getInteger(1);
-        $this->userId = $result->isNull(2) ? null : (string)$result->getInteger(2);
-        $this->type = $result->getInteger(3);
-        $this->title = $result->getString(4);
-        $this->viewsCount = $result->getInteger(5);
-        $this->created = $result->getInteger(6);
-        $this->bumped = $result->getInteger(7);
-        $this->deleted = $result->isNull(8) ? null : $result->getInteger(8);
-        $this->locked = $result->isNull(9) ? null : $result->getInteger(9);
-        $this->postsCount = $result->getInteger(10);
-        $this->deletedPostsCount = $result->getInteger(11);
+    public static function fromResult(DbResult $result): ForumTopicInfo {
+        return new ForumTopicInfo(
+            id: $result->getString(0),
+            categoryId: $result->getString(1),
+            userId: $result->getStringOrNull(2),
+            type: $result->getInteger(3),
+            title: $result->getString(4),
+            viewsCount: $result->getInteger(5),
+            created: $result->getInteger(6),
+            bumped: $result->getInteger(7),
+            deleted: $result->getIntegerOrNull(8),
+            locked: $result->getIntegerOrNull(9),
+            postsCount: $result->getInteger(10),
+            deletedPostsCount: $result->getInteger(11),
+        );
    }

    public function getId(): string {
@ -132,25 +137,25 @@ class ForumTopicInfo {
        return $this->created;
    }

-    public function getCreatedAt(): DateTime {
-        return DateTime::fromUnixTimeSeconds($this->created);
+    public function getCreatedAt(): CarbonImmutable {
+        return CarbonImmutable::createFromTimestampUTC($this->created);
    }

-    private static ?DateTime $lastActiveAt = null;
+    private static ?CarbonImmutable $lastActiveAt = null;

    public function isActive(): bool {
        if(self::$lastActiveAt === null)
-            self::$lastActiveAt = DateTime::now()->modify('-1 month');
+            self::$lastActiveAt = new CarbonImmutable('-1 month');

-        return $this->getBumpedAt()->isMoreThanOrEqual(self::$lastActiveAt);
+        return XDateTime::compare($this->getBumpedAt(), self::$lastActiveAt) >= 0;
    }

    public function getBumpedTime(): int {
        return $this->bumped;
    }

-    public function getBumpedAt(): DateTime {
-        return DateTime::fromUnixTimeSeconds($this->bumped);
+    public function getBumpedAt(): CarbonImmutable {
+        return CarbonImmutable::createFromTimestampUTC($this->bumped);
    }

    public function isDeleted(): bool {
@ -161,8 +166,8 @@ class ForumTopicInfo {
        return $this->deleted;
    }

-    public function getDeletedAt(): ?DateTime {
-        return $this->deleted === null ? null : DateTime::fromUnixTimeSeconds($this->deleted);
+    public function getDeletedAt(): ?CarbonImmutable {
+        return $this->deleted === null ? null : CarbonImmutable::createFromTimestampUTC($this->deleted);
    }

    public function isLocked(): bool {
@ -173,7 +178,7 @@ class ForumTopicInfo {
        return $this->locked;
    }

-    public function getLockedAt(): ?DateTime {
-        return $this->locked === null ? null : DateTime::fromUnixTimeSeconds($this->locked);
+    public function getLockedAt(): ?CarbonImmutable {
+        return $this->locked === null ? null : CarbonImmutable::createFromTimestampUTC($this->locked);
    }
 }
--- a/src/Forum/ForumTopicRedirectInfo.php
+++ b/src/Forum/ForumTopicRedirectInfo.php
@ -1,20 +1,24 @@
 <?php
 namespace Misuzu\Forum;

-use Index\DateTime;
-use Index\Data\IDbResult;
+use Carbon\CarbonImmutable;
+use Index\Db\DbResult;

 class ForumTopicRedirectInfo {
-    private string $topicId;
-    private ?string $userId;
-    private string $link;
-    private int $created;
+    public function __construct(
+        private string $topicId,
+        private ?string $userId,
+        private string $link,
+        private int $created,
+    ) {}

-    public function __construct(IDbResult $result) {
-        $this->topicId = (string)$result->getInteger(0);
-        $this->userId = $result->isNull(1) ? null : (string)$result->getInteger(1);
-        $this->link = $result->getString(2);
-        $this->created = $result->getInteger(3);
+    public static function fromResult(DbResult $result): ForumTopicRedirectInfo {
+        return new ForumTopicRedirectInfo(
+            topicId: $result->getString(0),
+            userId: $result->getStringOrNull(1),
+            link: $result->getString(2),
+            created: $result->getInteger(3),
+        );
    }

    public function getTopicId(): string {
@ -37,7 +41,7 @@ class ForumTopicRedirectInfo {
        return $this->created;
    }

-    public function getCreatedAt(): DateTime {
-        return DateTime::fromUnixTimeSeconds($this->created);
+    public function getCreatedAt(): CarbonImmutable {
+        return CarbonImmutable::createFromTimestampUTC($this->created);
    }
 }
--- a/Show more
+++ b/Show more
Author	SHA1	Message	Date
flashwave	39be84fcc0	Reordered output cus it was bothering me.	2024-11-21 20:05:56 +00:00
flashwave	242e70eabf	Added option to include e-mail address in user rpc call.	2024-11-21 19:37:04 +00:00
flashwave	174ceaa4e7	Count loads of old emote endpoint in case I forgot to replace anywhere.	2024-11-14 04:13:57 +00:00
flashwave	058b409adf	Added RPC for emotes list.	2024-11-14 02:44:02 +00:00
flashwave	8e006c7003	Updated RPC library.	2024-11-13 23:30:34 +00:00
flashwave	23d47fa6d2	Ensure content passed to the parse_text filter is escaped.	2024-11-07 00:33:42 +00:00
flashwave	bdad34e065	Updated libraries.	2024-10-28 18:35:19 +00:00
flashwave	fc6a899f16	Fixed some URLs not getting registered properly.	2024-10-05 15:28:56 +00:00
flashwave	1f16de2239	Fixed casing oversight.	2024-10-05 14:39:43 +00:00
flashwave	1550a5da57	Removed all references to the IPAddress class.	2024-10-05 14:22:14 +00:00
flashwave	7ef1974c88	Fixed undropkicked I.	2024-10-05 03:36:53 +00:00
flashwave	0f45a5f60f	Updated to latest Index version.	2024-10-05 02:40:29 +00:00
flashwave	324fe21d73	Use attributes for JSON encoding.	2024-09-30 17:38:08 +00:00
flashwave	153abde3a2	Updated libraries.	2024-09-30 17:37:41 +00:00
flashwave	f8aaa71260	Added optional string role IDs for the API.	2024-09-16 21:44:37 +00:00
flashwave	37a3bc1ee6	Updated libraries.	2024-09-16 20:51:46 +00:00
flashwave	f547812d5a	Added RPC endpoint for fetching user info.	2024-09-05 20:08:31 +00:00
flashwave	8a06836985	Added auth RPC routes.	2024-08-25 23:03:46 +00:00
flashwave	34528ae413	Fixed return type.	2024-08-18 20:54:39 +00:00
flashwave	0bf7ca0d52	Replaced internal Flashii ID routes with RPC library.	2024-08-16 19:29:57 +00:00
flashwave	cc9fccdf18	Updated Index and switched to Carbon for date handling.	2024-08-04 21:37:12 +00:00
flashwave	ca77b501e7	Removed stray Jeff.	2024-07-27 20:11:06 +00:00
flashwave	2439f87df9	Added very preliminary support for Bearer tokens to chat authentication.	2024-07-21 01:50:42 +00:00
flashwave	400253e04b	Added interop endpoints for Hanyuu.	2024-07-20 19:35:50 +00:00
flashwave	01c60e3027	Updated libraries.	2024-07-18 03:42:16 +00:00
flashwave	37d8413118	Updated build script.	2024-06-11 00:48:44 +00:00
flashwave	8cfa07bc8c	SharpConfig -> FileConfig	2024-06-03 23:04:59 +00:00
flashwave	a65579bf9d	Updated libraries.	2024-06-03 23:04:21 +00:00
flashwave	44a4bb6e6f	Prevent access to private messages when impersonating a user.	2024-06-02 19:57:58 +00:00
flashwave	ec00cfa176	Base64 encode PM titles and bodies in the database. To prevent personal discomfort with having to do database messages and seeing people's personal conversations. I haven't run into it yet, but I'd rather avoid it altogether.	2024-06-02 19:54:33 +00:00
flashwave	1d295df8da	Added broom closet PM stats.	2024-06-02 19:43:57 +00:00
flashwave	6a88ed8b11	Updated libraries.	2024-05-30 22:02:09 +00:00
flashwave	36bcf1ab1d	Built Playpen icon updating into Misuzu. Was previously handled by a stinky script.	2024-05-30 22:00:41 +00:00
flashwave	5d3e1d4960	Fixed wrong HTTP verb.	2024-03-30 15:22:11 +00:00
flashwave	9bb943bacf	Fixed various oversights.	2024-03-30 03:19:08 +00:00
flashwave	107d16cf46	Updated Misuzu to new HTTP router.	2024-03-30 03:14:03 +00:00
flashwave	0afc5186a7	Fixed error when trying to access a topic with no posts associated.	2024-02-24 22:03:32 +00:00
flashwave	0300bae994	hurr	2024-02-21 00:31:25 +00:00
flashwave	cb0c64f8ed	Stinky fix for impersonation in chat auth.	2024-02-20 23:56:43 +00:00
flashwave	89ef9d9ad1	Fixed bans no longer working.	2024-02-15 22:55:24 +00:00
flashwave	c02d922dc6	Fixed Forum Activity section always showing up.	2024-02-13 21:22:56 +00:00
flashwave	80cd6222c4	Fixed profile fields not showing up anymore.	2024-02-11 02:22:22 +00:00
flashwave	344a3c9160	Missed one!	2024-02-09 16:07:43 +00:00
flashwave	df5dbdf3ad	Fixed forum/topic breadcrumbs.	2024-02-08 15:20:44 +00:00
flashwave	c0caceed7b	Fixed use of wrong BanInfo constructor.	2024-02-08 15:18:57 +00:00
flashwave	be54ce2c22	Fixed oversights on landing page.	2024-02-08 00:06:23 +00:00
flashwave	070dc5e782	Added lazy database object creation.	2024-02-07 00:04:45 +00:00