Initial commit

.gitignore

@@ -0,0 +1,3 @@
+!.gitignore
+composer.phar
+vendor

LICENSE

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+DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
+Version 2, December 2004
+
+Copyright (C) 2004 Sam Hocevar <sam@hocevar.net>
+
+Everyone is permitted to copy and distribute verbatim or modified copies of this license document, and changing it is allowed as long as the name is changed.
+
+DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
+TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION
+
+  0. You just DO WHAT THE FUCK YOU WANT TO.

README.md

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+# campanula
+Receive and send messages through Gammu server and Telegram messenger interface

author/project/system/controllers/core.php

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+<?php
+
+declare(strict_types=1);
+
+namespace garden\campanula\controllers;
+
+// Files of the project
+use garden\campanula\views\templater,
+	garden\campanula\models\core as models;
+
+// Library for languages support
+use mirzaev\languages\language;
+
+// Framework for PHP
+use mirzaev\minimal\core as minimal,
+	mirzaev\minimal\controller,
+	mirzaev\minimal\http\response,
+	mirzaev\minimal\http\enumerations\status;
+
+/**
+ * Controllers core
+ *
+ * @package garden\campanula\controllers
+ *
+ * @param language $language Language
+ * @param response $response Response
+ * @param array $errors Registry of errors
+ *
+ * @method void __construct(minimal $minimal) Constructor
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author Arsen Mirzaev Tatyano-Muradovich <arsen@mirzaev.sexy>
+ */
+class core extends controller
+{
+	/**
+	 * Language
+	 *
+	 * @var language $language Language
+	 */
+	protected language $language = language::en;
+
+	/**
+	 * Response
+	 *
+	 * @see https://wiki.php.net/rfc/property-hooks (find a table about backed and virtual hooks)
+	 *
+	 * @var response $response Response
+	 */
+	protected response $response {
+		// Read
+		get => $this->response ??= $this->request->response();
+	}
+
+	/**
+	 * Errors
+	 *
+	 * @var array $errors Registry of errors
+	 */
+	protected array $errors = [
+		'system' => []
+	];
+
+	/**
+	 * Constructor
+	 *
+	 * @param minimal $core Instance of the MINIMAL
+	 * @param bool $initialize Initialize a controller?
+	 *
+	 * @return void
+	 */
+	public function __construct(minimal $core)
+	{
+		// Blocking requests from CloudFlare (better to write this blocking into nginx config file)
+		if (isset($_SERVER['HTTP_USER_AGENT']) && $_SERVER['HTTP_USER_AGENT'] === 'nginx-ssl early hints') return status::bruh->label;
+
+		// Initializing the view template engine instance
+		$this->view = new templater();
+
+		// For the extends system
+		parent::__construct(core: $core);
+	}
+}

author/project/system/controllers/index.php

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+<?php
+
+declare(strict_types=1);
+
+namespace garden\campanula\controllers;
+
+// Files of the project
+use garden\campanula\controllers\core;
+
+// Framework for PHP
+use mirzaev\minimal\http\enumerations\content,
+  mirzaev\minimal\http\enumerations\status;
+
+/**
+ * Index
+ *
+ * @package garden\campanula\controllers
+ *
+ * @param array $errors Registry of errors
+ *
+ * @method null index() Main page
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author Arsen Mirzaev Tatyano-Muradovich <arsen@mirzaev.sexy>
+ */
+final class index extends core
+{
+	/**
+	 * Errors
+	 *
+	 * @var array $errors Registry of errors
+	 */
+	protected array $errors = [
+		'system' => []
+	];
+
+	/**
+	 * Main page
+	 *
+	 * @return null
+	 */
+	public function index(): null
+	{
+		if (str_contains($this->request->headers['accept'] ?? '', content::html->value)) {
+			// Request for HTML response
+
+			// Render page
+			$page = $this->view->render('index.html');
+
+			// Sending response
+			$this->response
+				->start()
+				->clean()
+				->sse()
+				->write($page)
+				->validate($this->request)
+				?->body()
+				->end();
+
+			// Deinitializing rendered page
+			unset($page);
+
+			// Exit (success)
+			return null;
+		}
+
+		// Exit (fail)
+		return null;
+	}
+}

author/project/system/databases/.gitignore

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+!.gitignore
+!*.php
+*.baza

author/project/system/databases/scripts/account.php

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+<?php
+
+declare(strict_types=1);
+
+namespace garden\campanula;
+
+// Files of the project
+use garden\campanula\models\account,
+	garden\campanula\models\authorizations,
+	garden\campanula\models\chat,
+	garden\campanula\models\tariff;
+
+// Svoboda time
+use svoboda\time\statement as svoboda;
+
+// Baza database
+use mirzaev\baza\record;
+
+// Enabling debugging
+/* ini_set('error_reporting', E_ALL);
+ini_set('display_errors', 1);
+ini_set('display_startup_errors', 1); */
+
+// Initializing path to the public directory 
+define('INDEX', __DIR__ . DIRECTORY_SEPARATOR . '..' . DIRECTORY_SEPARATOR . '..' . DIRECTORY_SEPARATOR . 'public');
+
+// Initializing path to the root directory
+define('ROOT',  INDEX . DIRECTORY_SEPARATOR	. '..' .  DIRECTORY_SEPARATOR	. '..' . DIRECTORY_SEPARATOR	. '..' . DIRECTORY_SEPARATOR . '..' . DIRECTORY_SEPARATOR);
+
+// Initializing path to the settings directory
+define('SETTINGS', INDEX . DIRECTORY_SEPARATOR . '..' . DIRECTORY_SEPARATOR . 'settings');
+
+// Initializing path to the storage directory
+define('STORAGE', INDEX . DIRECTORY_SEPARATOR . '..' . DIRECTORY_SEPARATOR . 'storage');
+
+// Initializing path to the databases directory
+define('DATABASES', INDEX . DIRECTORY_SEPARATOR . '..' . DIRECTORY_SEPARATOR . 'databases');
+
+// Initializing path to the localizations directory
+define('LOCALIZATIONS', INDEX . DIRECTORY_SEPARATOR . '..' . DIRECTORY_SEPARATOR . 'localizations');
+
+// Initiailizing telegram data
+require(SETTINGS . DIRECTORY_SEPARATOR . 'telegram.php');
+
+// Initializing dependencies
+require ROOT . 'vendor' . DIRECTORY_SEPARATOR . 'autoload.php';
+
+// Initializing the account model
+$account_model = new account();
+
+// Searching for the account
+$account = $account_model->database->read(
+	filter: fn(record $record) => $record->domain === 'buddy_volkodav',
+	amount: 1,
+	offset: 0
+)[0] ?? null;
+
+var_dump($account);
+
+// Initializing the account authorizations model
+$authorizations_model = new authorizations();
+
+// Searching for the account authorizations
+$authorizations = $authorizations_model->database->read(
+	filter: fn(record $record) => $record->account === $account->identifier,
+	amount: 1,
+	offset: 0
+)[0] ?? null;
+
+var_dump($authorizations);
+

author/project/system/localizations/english.php

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+<?php
+
+// Exit (success)
+return [
+   // System
+	'empty' => 'Empty',
+	'yes' => 'Yes',
+	'no' => 'No',
+
+	// Main menu
+	'menu_title' => 'Main menu',
+
+	// Account
+	'account_title' => 'Account',
+	'account_authorized_system' => 'Access to the system',
+	'account_authorized_settings' => 'Access to settings',
+	'account_authorized_system_settings' => 'System access to the system settings',
+
+	// Language setting
+	'settings_select_language_title' => 'Select language',
+	'settings_select_language_description' => 'The selected language will be writed in your account settings',
+	'settings_language_update_success' => 'Language replaced:',
+	'settings_language_update_fail' => 'Failed to replace language',
+
+	// Language selection
+	'select_language_title' => 'Select language',
+	'select_language_description' => 'The selected language will be used in the current process',
+	'select_language_button_add' => 'Add a language',
+
+	// Authorization
+	'not_authorized_system' => 'You do not have access to the system',
+	'not_authorized_settings' => 'You do not have access to the settings',
+	'not_authorized_system_settings' => 'You do not have access to the system settings',
+
+	// Messages
+	'message_initialization_fail' => 'Не удалось инициализировать сообщение Телеграм',
+	'message_text_initialization_fail' => 'Не удалось инициализировать текст сообщения Телеграм',
+
+	// Other
+	'why_so_shroomious' => 'why so shroomious'
+];
+

author/project/system/localizations/russian.php

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+<?php
+
+// Выход (успех)
+return [
+	// Система
+	'empty' => 'Пусто',
+	'yes' => 'Да',
+	'no' => 'Нет',
+
+	// Главное меню
+	'menu_title' => 'Главное меню',
+
+	// Аккаунт
+	'account_title' => 'Аккаунт',
+	'account_authorized_system' => 'Доступ к системе',
+	'account_authorized_settings' => 'Доступ к изменению настроек',
+	'account_authorized_system_settings' => 'Системный доступ к системным настройкам',
+
+	// Настройки языка
+	'settings_select_language_title' => 'Выбери язык',
+	'settings_select_language_description' => 'Выбранный язык будет записан в настройки аккаунта',
+	'settings_language_update_success' => 'Язык заменён:',
+	'settings_language_update_fail' => 'Не удалось заменить язык',
+
+	// Выбор языка
+	'select_language_title' => 'Выбери язык',
+	'select_language_description' => 'Выбранный язык будет использован в текущем процессе',
+	'select_language_button_add' => 'Добавить язык',
+
+	// Авторизация
+	'not_authorized_system' => 'У тебя нет доступа к системе',
+	'not_authorized_settings' => 'У тебя нет доступа к настройкам',
+	'not_authorized_system_settings' => 'У тебя нет доступа к системным настройкам',
+
+	// Сообщения
+	'message_initialization_fail' => 'Не удалось инициализировать сообщение Телеграм',
+	'message_text_initialization_fail' => 'Не удалось инициализировать текст сообщения Телеграм',
+
+	// Прочее
+	'why_so_shroomious' => 'почему такой грибъёзный'
+];

author/project/system/models/account.php

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+<?php
+
+declare(strict_types=1);
+
+namespace garden\campanula\models;
+
+// Files of the project
+use garden\campanula\models\core,
+	garden\campanula\models\authorizations,
+	garden\campanula\models\chat,
+	garden\campanula\models\settings,
+	garden\campanula\models\tariff,
+	garden\campanula\models\code,
+	garden\campanula\models\enumerations\tariff as tariff_type;
+
+// The library for languages support
+use mirzaev\languages\language;
+
+// Baza database
+use mirzaev\baza\database,
+	mirzaev\baza\column,
+	mirzaev\baza\record,
+	mirzaev\baza\enumerations\encoding,
+	mirzaev\baza\enumerations\type;
+
+// Active Record pattern
+use mirzaev\record\interfaces\record as record_interface,
+	mirzaev\record\traits\record as record_trait;
+
+// Svoboda time
+use svoboda\time\statement as svoboda;
+
+// Framework for Telegram
+use Zanzara\Telegram\Type\User as telegram_user;
+
+// Built-in libraries
+use Exception as exception,
+	RuntimeException as exception_runtime;
+
+/**
+ * Account
+ *
+ * @package garden\campanula\models
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author Arsen Mirzaev Tatyano-Muradovich <arsen@mirzaev.sexy>
+ */
+final class account extends core implements record_interface
+{
+	use record_trait;
+
+	/**
+	 * File
+	 *
+	 * @var string $database Path to the database file
+	 */
+	protected string $file = DATABASES . DIRECTORY_SEPARATOR . 'accounts.baza';
+
+	/**
+	 * Database
+	 *
+	 * @var database $database The database
+	 */
+	public protected(set) database $database;
+
+	/**
+	 * Constructor
+	 *
+	 * @method record|null $record The record
+	 *
+	 * @return void
+	 */
+	public function __construct(?record $record = null)
+	{
+		// Initializing the database
+		$this->database = new database()
+			->encoding(encoding::utf8)
+			->columns(
+				new column('identifier', type::long_long_unsigned),
+				new column('identifier_telegram', type::long_long_unsigned),
+				new column('domain', type::string, ['length' => 32]),
+				new column('name_first', type::string, ['length' => 64]),
+				new column('name_second', type::string, ['length' => 64]),
+				new column('language', type::string, ['length' => 2]),
+				new column('robot', type::char),
+				/* new column('', type::), */
+				new column('updated', type::integer_unsigned),
+				new column('created', type::integer_unsigned)
+			)
+			->connect($this->file);
+
+		// Initializing the record
+		$record instanceof record and $this->record = $record;
+	}
+
+	/**
+	 * Initialize
+	 *
+	 * @param telegram_user $telegram The telegram account
+	 *
+	 * @throws exception_runtime if update the account record in the database by the telegram account values
+	 * @throws exception_runtime if failed to find the registered account
+	 * @throws exception_runtime if failed to registrate the account
+	 *
+	 * @return static|null The account, if found, updated or created
+	 */
+	public function initialize(telegram_user $telegram): ?static
+	{
+		// Searching for the account in the database
+		$account = $this->database->read(filter: fn(record $record) => $record->identifier_telegram === $telegram->getId(), amount: 1)[0] ?? null;
+
+		if ($account instanceof record) {
+			// Found the account record
+
+			if (
+				$account->domain !== (string) $telegram->getUsername() ||
+				$account->name_first !== (string) $telegram->getFirstName() ||
+				$account->name_second !== (string) $telegram->getLastName() ||
+				$account->language !== (string) $telegram->getLanguageCode()
+			) {
+				// The telegram account was updated
+
+				// Updating the account in the database
+				$updated = $this->database->read(
+					filter: fn(record $record) => $record->identifier_telegram === $telegram->getId(),
+					update: function (record &$record) use ($telegram) {
+						// Writing new values into the record
+						$record->domain = (string) $telegram->getUsername();
+						$record->name_first = (string) $telegram->getFirstName();
+						$record->name_second = (string) $telegram->getLastName();
+						$record->language = (string) $telegram->getLanguageCode();
+						$record->updated = svoboda::timestamp();
+					},
+					amount: 1
+				)[0] ?? null;
+
+				if ($updated instanceof record && $updated->values() !== $account->values()) {
+					// Updated the account in the database
+
+					// Writing the updated record into the account object
+					$this->record = $updated;
+
+					// Deserializing parameters
+					$this->deserialize();
+
+					// Exit (success)
+					return $this;
+				} else {
+					// Not updated the account in the database
+
+					// Exit (fail)
+					throw new exception_runtime('Failed to update the account record in the database by the telegram account values');
+				}
+			}
+
+			// Writing the found record into the account object
+			$this->record = $account;
+
+			// Deserializing parameters
+			$this->deserialize();
+
+			// Exit (success)
+			return $this;
+		} else {
+			// Not found the account record
+
+			if ($this->registrate($telegram)) {
+				// Registered the account
+
+				// Searching for the registered account in the database
+				$registered = $this->database->read(filter: fn(record $record) => $record->identifier_telegram === $telegram->getId(), amount: 1)[0] ?? null;
+
+				if ($registered instanceof record) {
+					// Found the registered account
+
+					// Writing the registered record into the account object
+					$this->record = $registered;
+
+					// Deserializing parameters
+					$this->deserialize();
+
+					// Exit (success)
+					return $this;
+				} else {
+					// Not found the registered account
+
+					// Exit (fail)
+					throw new exception_runtime('Failed to find the registered account');
+				}
+			} else {
+				// Not registered the account
+
+				// Exit (fail)
+				throw new exception_runtime('Failed to registrate the account');
+			}
+		}
+	}
+
+	/**
+	 * Registrate
+	 *
+	 * Create the account by the telegram account data
+	 *
+	 * @param telegram_user $telegram The telegram account
+	 *
+	 * @return record|false The record, if created
+	 */
+	public function registrate(telegram_user $telegram): record|false
+	{
+		// Creating the record
+		$record = $this->write(
+			telegram_identifier: (int) $telegram->getId(),
+			name_first: (string) $telegram->getFirstName(),
+			name_last: (string) $telegram->getLastName(),
+			domain: (string) $telegram->getUsername(),
+			language: (string) $telegram->getLanguageCode(),
+			robot: (bool) $telegram->isBot()
+		);
+
+		if ($record instanceof record) {
+			// The record was writed into the database
+
+			// Initializing the authorizations model
+			$authorizations = new authorizations();
+
+			// Creating the authorizations record
+			$authorizations->write(account: $record->identifier);
+
+			// Initializing the settings model
+			$settings = new settings();
+
+			// Creating the account settings
+			$settings->write(account: $record->identifier);
+
+			// Initializing the chat model
+			$chat = new chat();
+
+			// Creating the account chat
+			$record->chat = $chat->write(account: $record->identifier, network: NETWORK_DEFAULT);
+
+			// Initializing the tariff model
+			$tariff = new tariff();
+
+			// Creating the tariff record
+			$record->tariff = $tariff->write(account: $record->identifier, invoice: 0, active: 1, type: TARIFF_DEFAULT ?? tariff_type::free);
+
+			// Writing the record into the database
+			$record = $this->database->read(
+				filter: fn(record $_record) => $_record->identifier === $record->identifier,
+				update: fn(record &$_record) => $_record = $record,
+				amount: 1
+			)[0] ?? null;
+
+			// Exit (success)
+			return $record;
+		}
+
+		// Exit (fail)
+		return false;
+	}
+
+	/**
+	 * Write
+	 *
+	 * @param int $telegram_identifier The telegram account identifier
+	 * @param string $name_first
+	 * @param string $name_last
+	 * @param string $domain
+	 * @param language|string $language
+	 * @param bool $robot Is a robot?
+	 *
+	 * @return record|false The record, if created
+	 */
+	public function write(
+		int $telegram_identifier,
+		string $domain = '',
+		string $name_first = '',
+		string $name_last = '',
+		language|string $language = LANGUAGE_DEFAULT ?? language::en,
+		bool $robot = false,
+	): record|false {
+		// Initializing the record
+		$record = $this->database->record(
+			$this->database->count() + 1,
+			(int) $telegram_identifier,
+			$domain,
+			$name_first,
+			$name_last,
+			$language instanceof language ? $language->name : (string) $language,
+			(int) $robot,
+			/* */
+			svoboda::timestamp(),
+			svoboda::timestamp()
+		);
+
+		// Writing the record into the database
+		$created = $this->database->write($record);
+
+		// Exit (success)
+		return $created ? $record : false;
+	}
+
+	/**
+	 * Serialize
+	 *
+	 * @return self The instance from which the method was called (fluent interface)
+	 */
+	public function serialize(): self
+	{
+		// Serializing the record parameters
+		$this->record->language = $this->record->language->name;
+
+		// Exit (success)
+		return $this;
+	}
+
+	/**
+	 * Deserialize
+	 *
+	 * @return self The instance from which the method was called (fluent interface)
+	 */
+	public function deserialize(): self
+	{
+		// Deserializing the record parameters
+		$this->record->language = language::{$this->record->language} ?? LANGUAGE_DEFAULT ?? language::en;
+
+		// Exit (success)
+		return $this;
+	}
+
+	/**
+	 * Authorizations
+	 *
+	 * Search for the account authorizations
+	 *
+	 * @return authorizations|null The account authorizations
+	 */
+	public function authorizations(): ?authorizations
+	{
+		// Search for the account authorizations
+		$authorizations = new authorizations()->read(filter: fn(record $record) => $record->active === 1 && $record->account === $this->identifier);
+
+		if ($authorizations instanceof authorizations) {
+			// Found the account authorizations
+
+			// Exit (success)
+			return $authorizations;
+		}
+
+		// Exit (fail)
+		return null;
+	}
+
+	/**
+	 * Settings
+	 *
+	 * Search for the account settings
+	 *
+	 * @return settings|null The account settings
+	 */
+	public function settings(): ?settings
+	{
+		// Search for the account settings 
+		$settings = new settings()->read(filter: fn(record $record) => $record->active === 1 && $record->account === $this->identifier);
+
+		if ($settings instanceof settings) {
+			// Found the account settings
+
+			// Exit (success)
+			return $settings;
+		}
+
+		// Exit (fail)
+		return null;
+	}
+}
+

author/project/system/models/authorizations.php

@@ -0,0 +1,120 @@
+<?php
+
+declare(strict_types=1);
+
+namespace garden\campanula\models;
+
+// Files of the project
+use garden\campanula\models\core;
+
+// Baza database
+use mirzaev\baza\database,
+	mirzaev\baza\column,
+	mirzaev\baza\record,
+	mirzaev\baza\enumerations\encoding,
+	mirzaev\baza\enumerations\type;
+
+// Active Record pattern
+use mirzaev\record\interfaces\record as record_interface,
+	mirzaev\record\traits\record as record_trait;
+
+// Svoboda time
+use svoboda\time\statement as svoboda;
+
+// Framework for Telegram
+use Zanzara\Telegram\Type\User as telegram;
+
+// Built-in libraries
+use Exception as exception,
+	RuntimeException as exception_runtime;
+
+/**
+ * Authorizations
+ *
+ * @package garden\campanula\models
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author Arsen Mirzaev Tatyano-Muradovich <arsen@mirzaev.sexy>
+ */
+final class authorizations extends core implements record_interface
+{
+	use record_trait;
+
+	/**
+	 * File
+	 *
+	 * @var string $database Path to the database file
+	 */
+	protected string $file = DATABASES . DIRECTORY_SEPARATOR . 'authorizations.baza';
+
+	/**
+	 * Database
+	 *
+	 * @var database $database The database
+	 */
+	public protected(set) database $database;
+
+	/**
+	 * Constructor
+	 *
+	 * @method record|null $record The record
+	 *
+	 * @return void
+	 */
+	public function __construct(?record $record = null)
+	{
+		// Initializing the database
+		$this->database = new database()
+			->encoding(encoding::utf8)
+			->columns(
+				new column('identifier', type::long_long_unsigned),
+				new column('account', type::long_long_unsigned),
+				new column('system', type::char),
+				new column('settings', type::char),
+				new column('chat', type::char),
+				/* new column('', type::char), */
+				new column('system_settings', type::char),
+				new column('updated', type::integer_unsigned),
+				new column('created', type::integer_unsigned)
+			)
+			->connect($this->file);
+
+		// Initializing the record
+		$record instanceof record and $this->record = $record;
+	}
+
+	/**
+	 * Write
+	 *
+	 * @param int $account The account identifier
+	 * @param int $system
+	 * @param int $settings
+	 * @param int $system_settings
+	 *
+	 * @return int|false The record identifier, if created
+	 */
+	public function write(
+		int $account,
+		int $system = 1,
+		int $settings = 1,
+		int $system_settings = 0,
+	): int|false
+	{
+		$record = $this->database->record(
+			$this->database->count() + 1,
+			$account,
+			$system,
+			$settings,
+			$system_settings,
+			svoboda::timestamp(),
+			svoboda::timestamp()
+		);
+
+		// Writing the record into the database
+		$created = $this->database->write($record);
+
+		// Exit (success)
+		return $created ? $record->identifier : false;
+	}
+}
+

author/project/system/models/core.php

@@ -0,0 +1,44 @@
+<?php
+
+declare(strict_types=1);
+
+namespace garden\campanula\models;
+
+// Framework for PHP
+use mirzaev\minimal\model,
+	mirzaev\minimal\http\enumerations\status;
+
+// Built-in libraries
+use exception;
+
+/**
+ * Models core
+ *
+ * @package garden\campanula\models
+ *
+ * @method void __construct() Constructor
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author Arsen Mirzaev Tatyano-Muradovich <arsen@mirzaev.sexy>
+ */
+class core extends model
+{
+	/**
+	 * File
+	 *
+	 * @var string database Path to the database file
+	 */
+	protected string $file = DATABASES . DIRECTORY_SEPARATOR . 'example.baza';
+
+	/**
+	 * Constructor
+	 *
+	 * Initialize the database
+	 *
+	 * @return void
+	 */
+	public function __construct()
+	{
+	}
+}
+

author/project/system/models/settings.php

@@ -0,0 +1,106 @@
+<?php
+
+declare(strict_types=1);
+
+namespace garden\campanula\models;
+
+// Files of the project
+use garden\campanula\models\core,
+	garden\campanula\models\tariff,
+	garden\campanula\models\enumerations\tariff as tariff_type,
+	garden\campanula\models\enumerations\acquiring as acquiring;
+
+// Baza database
+use mirzaev\baza\database,
+	mirzaev\baza\column,
+	mirzaev\baza\record,
+	mirzaev\baza\enumerations\encoding,
+	mirzaev\baza\enumerations\type;
+
+// Active Record pattern
+use mirzaev\record\interfaces\record as record_interface,
+	mirzaev\record\traits\record as record_trait;
+
+// Svoboda time
+use svoboda\time\statement as svoboda;
+
+// Built-in libraries
+use Exception as exception,
+	RuntimeException as exception_runtime;
+
+/**
+ * Settings
+ *
+ * @package garden\campanula\models
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author Arsen Mirzaev Tatyano-Muradovich <arsen@mirzaev.sexy>
+ */
+final class settings extends core implements record_interface
+{
+	use record_trait;
+
+	/**
+	 * File
+	 *
+	 * @var string $database Path to the database file
+	 */
+	protected string $file = DATABASES . DIRECTORY_SEPARATOR . 'settings.baza';
+
+	/**
+	 * Database
+	 *
+	 * @var database $database The database
+	 */
+	public protected(set) database $database;
+
+	/**
+	 * Constructor
+	 *
+	 * @method record|null $record The record
+	 *
+	 * @return void
+	 */
+	public function __construct(?record $record = null)
+	{
+		// Initializing the database
+		$this->database = new database()
+			->encoding(encoding::utf8)
+			->columns(
+				new column('identifier', type::long_long_unsigned),
+				new column('account', type::long_long_unsigned),
+				/* new column('', type::), */
+				new column('updated', type::integer_unsigned),
+				new column('created', type::integer_unsigned)
+			)
+			->connect($this->file);
+
+		// Initializing the record
+		$record instanceof record and $this->record = $record;
+	}
+
+	/**
+	 * Write
+	 *
+	 * @param int $account The account identifier (0 for disable)
+	 *
+	 * @return int|false The record identifier, if created
+	 */
+	public function write(
+		int $account = 0,
+	): int|false {
+		$record = $this->database->record(
+			$this->database->count() + 1,
+			$account,
+			svoboda::timestamp(),
+			svoboda::timestamp()
+		);
+
+		// Writing the record into the database
+		$created = $this->database->write($record);
+
+		// Exit (success)
+		return $created ? $record->identifier : false;
+	}
+}
+

author/project/system/models/telegram/commands.php

@@ -0,0 +1,393 @@
+<?php
+
+declare(strict_types=1);
+
+namespace garden\campanula\models\telegram;
+
+// Files of the project
+use garden\campanula\models\core,
+	garden\campanula\models\account,
+	garden\campanula\models\settings,
+	garden\campanula\models\telegram\settings as telegram_settings,
+	garden\campanula\models\telegram\processes\language\select as process_language_select;
+
+// Library for languages support
+use mirzaev\languages\language;
+
+// The library for escaping all markdown symbols
+use function mirzaev\unmarkdown;
+
+// Framework for Telegram
+use Zanzara\Context as context,
+	Zanzara\Telegram\Type\Message as message,
+	Zanzara\Telegram\Type\Input\InputFile as file_input;
+
+/**
+ * Telegram commands
+ *
+ * @package garden\campanula\models\telegram
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author Arsen Mirzaev Tatyano-Muradovich <arsen@mirzaev.sexy>
+ */
+final class commands extends core
+{
+	/**
+	 * Start
+	 *
+	 * Responce for command: "/start"
+	 *
+	 * @param context $context Request data from Telegram
+	 *
+	 * @return void
+	 */
+	public static function start(context $context): void
+	{
+		static::menu($context);
+	}
+
+	/**
+	 * Menu
+	 *
+	 * Responce for command: '/menu'
+	 *
+	 * @param context $context Request data from Telegram
+	 *
+	 * @return void
+	 */
+	public static function menu(context $context): void
+	{
+		// Initializing the account
+		$account = $context->get('account');
+
+		if ($account instanceof account) {
+			// Initialized the account
+
+			// Initializing the language
+			$language = $context->get('language');
+
+			if ($language instanceof language) {
+				// Initialized the language
+
+				// Initializing localization 
+				$localization = $context->get('localization');
+
+				if ($localization) {
+					// Initialized localization
+
+					// Initializing the title
+					$title = '📋 *' . $localization['menu_title'] . '*';
+
+					// Initializing accounts
+					/* $accounts_message = '*' . $localization['menu_accounts'] . ':* ' . ((new account)->database->count() ?? 0); */
+
+					// Initializing the account tariff
+					$tariff = $account->tariff();
+
+					// Declaring the tariff button
+					$tariff_button = [];
+
+					if ($tariff instanceof tariff) {
+						// Initialized the account tariff
+
+						// Initializing the tariff button
+						$tariff_button = [
+							'text' => '🔐 ' . $tariff->type->label($language) . ' (' . $tariff->used . '/' . $tariff->tokens . ')',
+							'callback_data' => 'tariffs'
+						];
+					} else {
+
+						// Initialized the account tariff
+
+						// Initializing the tariff button
+						$tariff_button = [
+							'text' => '⚠️ ' . $localization['menu_tariff_empty'],
+							'callback_data' => 'tariffs'
+						];
+					}
+
+					// Initializing the account chat
+					$chat = $account->chat();
+
+					// Initializing the chto text
+					$howto = $localization['menu_howto'];
+
+					// Sending the message
+					$context->sendMessage(
+						<<<TXT
+						$title
+
+						$howto
+						TXT,
+						[
+							'reply_markup' => [
+								'inline_keyboard' => [
+									/* [
+										[
+											'text' => '⚙️ ' . $localization[''],
+											'callback_data' => ''
+										]
+									] */
+								],
+								'disable_notification' => true,
+								'remove_keyboard' => true
+							],
+						]
+					)->then(function (message $message) use ($context) {
+						// Sended the message
+
+					});
+				} else {
+					// Not initialized localization
+
+					// Sending the message
+					$context->sendMessage('⚠️ *Failed to initialize localization*')
+						->then(function (message $message) use ($context) {
+							// Ending the conversation process
+							$context->endConversation();
+						});
+				}
+			} else {
+				// Not initialized language
+
+				// Sending the message
+				$context->sendMessage('⚠️ *Failed to initialize language*')
+					->then(function (message $message) use ($context) {
+						// Sended the message
+
+						// Ending the conversation process
+						$context->endConversation();
+					});
+			}
+		} else {
+			// Not initialized the account
+
+			// Sending the message
+			$context->sendMessage('⚠️ *Failed to initialize your Telegram account*')
+				->then(function (message $message) use ($context) {
+					// Ending the conversation process
+					$context->endConversation();
+				});
+		}
+	}
+
+	/**
+	 * Account
+	 *
+	 * Responce for the command: "/account"
+	 *
+	 * Sends information about account with menu
+	 *
+	 * @param context $context Request data from Telegram
+	 *
+	 * @return void
+	 */
+	public static function account(context $context): void
+	{
+		// Initializing the account
+		$account = $context->get('account');
+
+		if ($account instanceof account) {
+			// Initialized the account
+
+			// Initializing localization 
+			$localization = $context->get('localization');
+
+			if ($localization) {
+				// Initialized localization
+
+				// Initializing title for the message
+				$title = '🫵 ' . $localization['account_title'];
+
+				// Declaring buufer of rows about authorizations
+				$authorizations = '';
+
+				// Initializing rows about authorization
+				foreach ($account->values() as $key => $value) {
+					// Iterating over account parameters
+
+					if (str_starts_with($key, 'authorized_')) {
+						// Iterating over account authorizations
+
+						// Skipping system authorizations
+						if (str_starts_with($key, 'authorized_system_')) continue;
+
+						// Writing into buffer of rows about authorizations
+						$authorizations .= ($value ? '✅' : '❎') . ' *' . ($localization["account_$key"] ?? $key) . ':* ' . ($value ? $localization['yes'] : $localization['no']) . "\n";
+					}
+				}
+
+				// Trimming the last line break character
+				$authorizations = trim($authorizations, "\n");
+
+				// Sending the message
+				$context->sendMessage(
+					<<<TXT
+					$title
+
+					$authorizations
+					TXT,
+					[
+						'reply_markup' => [
+							'remove_keyboard' => true,
+							'disable_notification' => true
+						],
+						'link_preview_options' => [
+							'is_disabled' => true
+						]
+					]
+				);
+			} else {
+				// Not initialized localization
+
+				// Sending the message
+				$context->sendMessage('⚠️ *Failed to initialize localization*')
+					->then(function (message $message) use ($context) {
+						// Ending the conversation process
+						$context->endConversation();
+					});
+			}
+		} else {
+			// Not initialized the account
+
+			// Sending the message
+			$context->sendMessage('⚠️ *Failed to initialize your Telegram account*')
+				->then(function (message $message) use ($context) {
+					// Ending the conversation process
+					$context->endConversation();
+				});
+		}
+	}
+
+	/**
+	 * Language
+	 *
+	 * Responce for the command: "/language"
+	 * 
+	 * Send the language selection menu
+	 *
+	 * @param context $context Request data from Telegram
+	 *
+	 * @return void
+	 */
+	public static function language(context $context): void
+	{
+		// Initializing the account
+		$account = $context->get('account');
+
+		if ($account instanceof account) {
+			// Initialized the account
+
+			// Initializing language 
+			$language = $context->get('language');
+
+			if ($language instanceof language) {
+				// Initialized language
+
+				// Initializing localization 
+				$localization = $context->get('localization');
+
+				if ($localization) {
+					// Initialized localization
+
+					// Sending the language selection
+					process_language_select::menu(
+						context: $context,
+						prefix: 'settings_language_',
+						title: '🌏 *' . $localization['settings_select_language_title'] . '*',
+						description: '🌏 *' . $localization['settings_select_language_description'] . '*'
+					);
+				} else {
+					// Not initialized localization
+
+					// Sending the message
+					$context->sendMessage('⚠️ *Failed to initialize localization*')
+						->then(function (message $message) use ($context) {
+							// Sended the message
+
+							// Ending the conversation process
+							$context->endConversation();
+						});
+				}
+			} else {
+				// Not initialized language
+
+				// Sending the message
+				$context->sendMessage('⚠️ *Failed to initialize language*')
+					->then(function (message $message) use ($context) {
+						// Sended the message
+
+						// Ending the conversation process
+						$context->endConversation();
+					});
+			}
+		} else {
+			// Not initialized the account
+
+			// Sending the message
+			$context->sendMessage('⚠️ *Failed to initialize your Telegram account*')
+				->then(function (message $message) use ($context) {
+					// Sended the message
+
+					// Ending the conversation process
+					$context->endConversation();
+				});
+		}
+	}
+
+	/**
+	 * Society
+	 *
+	 * Responce for the command: "/society"
+	 *
+	 * Sends the "mushroom" image and the localized text "why so shroomious"
+	 *
+	 * @param context $context Request data from Telegram
+	 *
+	 * @return void
+	 */
+	public static function society(context $context): void
+	{
+		// Initializing the account
+		$account = $context->get('account');
+
+		if ($account instanceof account) {
+			// Initialized the account
+
+			// Initializing localization 
+			$localization = $context->get('localization');
+
+			if ($localization) {
+				// Initialized localization
+
+				// Sending the message
+				$context->sendPhoto(
+					new file_input(STORAGE . DIRECTORY_SEPARATOR . 'images' . DIRECTORY_SEPARATOR . 'mushroom.jpg'),
+					[
+						'caption' => $localization['why_so_shroomious'],
+						'disable_notification' => true
+					]
+				);
+			} else {
+				// Not initialized localization
+
+				// Sending the message
+				$context->sendMessage('⚠️ *Failed to initialize localization*')
+					->then(function (message $message) use ($context) {
+						// Ending the conversation process
+						$context->endConversation();
+					});
+			}
+		} else {
+			// Not initialized the account
+
+			// Sending the message
+			$context->sendMessage('⚠️ *Failed to initialize your Telegram account*')
+				->then(function (message $message) use ($context) {
+					// Ending the conversation process
+					$context->endConversation();
+				});
+		}
+	}
+}
+

author/project/system/models/telegram/middlewares.php

@@ -0,0 +1,469 @@
+<?php
+
+declare(strict_types=1);
+
+namespace garden\campanula\models\telegram;
+
+// Files of the project
+use garden\campanula\models\core,
+	garden\campanula\models\account,
+	garden\campanula\models\authorizations;
+
+// The library for languages support
+use mirzaev\languages\language;
+
+// The library for escaping all markdown symbols
+use function mirzaev\unmarkdown;
+
+// Framework for Telegram
+use Zanzara\Context as context,
+	Zanzara\Telegram\Type\Message as message,
+	Zanzara\Middleware\MiddlewareNode as node;
+
+// Built-in libraries
+use Error as error;
+
+/**
+ * Telegram middlewares
+ *
+ * @package garden\campanula\models\telegram
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author Arsen Mirzaev Tatyano-Muradovich <arsen@mirzaev.sexy>
+ */
+final class middlewares extends core
+{
+	/**
+	 * Account (middleware)
+	 *
+	 * Initialize or registrate the account and write it into the `account` variable inside the `$context`
+	 *
+	 * @param context $context
+	 * @param node $next
+	 *
+	 * @return void
+	 */
+	public static function account(context $context, node $next): void
+	{
+		// Is the process stopped?
+		if ($context->get('stop')) return;
+
+		// Initializing the telegram account
+		$telegram = $context->getEffectiveUser();
+
+		// Initializing the account
+		$account = new account()->initialize($telegram);
+
+		if ($account instanceof account) {
+			// Initialized the account
+
+			// Writing the account into the context variable
+			$context->set('account', $account);
+
+			// Continuation of the process
+			$next($context);
+		} else {
+			// Not initialized the account
+
+			// Sending the message
+			$context->sendMessage('⚠️ *Failed to initialize your Telegram account*')
+				->then(function (message $message) use ($context) {
+					// Sended the message
+
+					// Ending the conversation process
+					$context->endConversation();
+				});
+		}
+	}
+
+	/**
+	 * Authorizations (middleware)
+	 *
+	 * Initialize the account authorizations and write them into the `authorizations` variable inside the `$context`
+	 *
+	 * @param context $context
+	 * @param node $next
+	 *
+	 * @return void
+	 */
+	public static function authorizations(context $context, node $next): void
+	{
+		// Is the process stopped?
+		if ($context->get('stop')) return;
+
+		// Initializing the account
+		$account = $context->get('account');
+
+		if ($account instanceof account) {
+			// Initialized the account
+
+			// Initializing the account authorizations
+			$authorizations = $account->authorizations();
+
+			if ($authorizations instanceof authorizations) {
+				// Initialized the account authorizations
+
+				// Writing the account authorizations into the context variable
+				$context->set('authorizations', $authorizations);
+
+				// Continuation of the process
+				$next($context);
+			} else {
+				// Not initialized the account
+
+				// Sending the message
+				$context->sendMessage('⚠️ *Failed to initialize your Telegram account authorizations*')
+					->then(function (message $message) use ($context) {
+						// Sended the message
+
+						// Ending the conversation process
+						$context->endConversation();
+					});
+			}
+		} else {
+			// Not initialized the account
+
+			// Sending the message
+			$context->sendMessage('⚠️ *Failed to initialize your Telegram account*')
+				->then(function (message $message) use ($context) {
+					// Sended the message
+
+					// Ending the conversation process
+					$context->endConversation();
+				});
+		}
+	}
+
+	/**
+	 * Language (middleware)
+	 *
+	 * Implement the account language
+	 *
+	 * @param context $context
+	 * @param node $next
+	 *
+	 * @return void
+	 */
+	public static function language(context $context, node $next): void
+	{
+		// Is the process stopped?
+		if ($context->get('stop')) return;
+
+		// Initializing the account
+		$account = $context->get('account');
+
+		if ($account instanceof account) {
+			// Initialized the account
+
+			if ($account->language instanceof language) {
+				// Initialized the language parameter
+
+				try {
+					// Writing the account language into the context variable
+					$context->set('language', $account->language);
+				} catch (error $error) {
+					// Not initialized the language
+
+					// Writing the default language into the context variable
+					$context->set('language', LANGUAGE_DEFAULT ?? language::en);
+				}
+			} else {
+				// Not initialized the language parameter
+
+				// Writing the default language into the context variable
+				$context->set('language', LANGUAGE_DEFAULT ?? language::en);
+			}
+
+			// Continuation of the process
+			$next($context);
+		} else {
+			// Not initialized the account
+
+			// Sending the message
+			$context->sendMessage('⚠️ *Failed to initialize your Telegram account*')
+				->then(function (message $message) use ($context) {
+					// Sended the message
+
+					// Ending the conversation process
+					$context->endConversation();
+				});
+		}
+	}
+
+	/**
+	 * Localization (middleware)
+	 *
+	 * Implement the account language and initialize the localization file
+	 *
+	 * @param context $context
+	 * @param node $next
+	 *
+	 * @return void
+	 */
+	public static function localization(context $context, node $next): void
+	{
+		// Is the process stopped?
+		if ($context->get('stop')) return;
+
+		// Initializing the account
+		$account = $context->get('account');
+
+		if ($account instanceof account) {
+			// Initialized the account
+
+			// Initializing the language
+			$language = $context->get('language');
+
+			if ($language instanceof language) {
+				// Initialized the language
+
+				// Initializing path to the localization file
+				$file = LOCALIZATIONS . DIRECTORY_SEPARATOR . strtolower($language->label()) . '.php';
+
+				if (file_exists($file) && is_readable($file)) {
+					// Found the localization file
+
+					// Initializing localization
+					$localization = require($file);
+
+					if (is_array($localization)) {
+						// Initialized the localization
+
+						// Writing localization into the context variable
+						$context->set('localization', $localization);
+
+						// Continuation of the process
+						$next($context);
+					} else {
+						// Not initialized the localization
+
+						// Sending the message
+						$context->sendMessage('⚠️ *Failed to initialize localization*')
+							->then(function (message $message) use ($context) {
+								// Sended the message
+
+								// Ending the conversation process
+								$context->endConversation();
+							});
+					}
+				} else {
+					// Not found the localization file
+
+					// Sending the message
+					$context->sendMessage('⚠️ *Failed to initialize the localization file*')
+						->then(function (message $message) use ($context) {
+							// Sended the message
+
+							// Ending the conversation process
+							$context->endConversation();
+						});
+				}
+			} else {
+				// Not initialized language
+
+				// Sending the message
+				$context->sendMessage('⚠️ *Failed to initialize language*')
+					->then(function (message $message) use ($context) {
+						// Sended the message
+
+						// Ending the conversation process
+						$context->endConversation();
+					});
+			}
+		} else {
+			// Not initialized the account
+
+			// Sending the message
+			$context->sendMessage('⚠️ *Failed to initialize your Telegram account*')
+				->then(function (message $message) use ($context) {
+					// Sended the message
+
+					// Ending the conversation process
+					$context->endConversation();
+				});
+		}
+	}
+
+	/**
+	 * Settings (middleware)
+	 *
+	 * Check the account for access to the settings
+	 *
+	 * @param context $context
+	 * @param node $next
+	 *
+	 * @return void
+	 */
+	public static function settings(context $context, node $next): void
+	{
+		// Is the process stopped?
+		if ($context->get('stop')) return;
+
+		// Initializing the account
+		$account = $context->get('account');
+
+		if ($account instanceof account) {
+			// Initialized the account
+
+			// Initializing the account authorizations
+			$authorizations = $context->get('authorizations');
+
+			if ($authorizations instanceof authorizations) {
+				// Initialized the account authorizations
+
+				if ($authorizations->settings) {
+					// Authorized the account to the settings
+
+					// Continuation of the process
+					$next($context);
+				} else {
+					// Not authorized the account to the settings
+
+					// Initializing localization
+					$localization = $context->get('localization');
+
+					if ($localization) {
+						// Initialized localization
+
+						// Sending the message
+						$context->sendMessage('⛔ *' . $localization['not_authorized_settings'] . '*')
+							->then(function (message $message) use ($context) {
+								// Sended the message
+
+								// Ending the conversation process
+								$context->endConversation();
+							});
+
+						// Stopping the process
+						$context->set('stop', true);
+					} else {
+						// Not initialized localization
+
+						// Sending the message
+						$context->sendMessage('⚠️ *Failed to initialize localization*')
+							->then(function (message $message) use ($context) {
+								// Sended the message
+
+								// Ending the conversation process
+								$context->endConversation();
+							});
+					}
+				}
+			} else {
+				// Not initialized the account authorizations
+
+				// Sending the message
+				$context->sendMessage('⚠️ *Failed to initialize your Telegram account authorizations*')
+					->then(function (message $message) use ($context) {
+						// Sended the message
+
+						// Ending the conversation process
+						$context->endConversation();
+					});
+			}
+		} else {
+			// Not initialized the account
+
+			// Sending the message
+			$context->sendMessage('⚠️ *Failed to initialize your Telegram account*')
+				->then(function (message $message) use ($context) {
+					// Sended the message
+
+					// Ending the conversation process
+					$context->endConversation();
+				});
+		}
+	}
+
+	/**
+	 * System settings (middleware)
+	 *
+	 * Check the account for access to the system settings
+	 *
+	 * @param context $context
+	 * @param node $next
+	 *
+	 * @return void
+	 */
+	public static function system_settings(context $context, node $next): void
+	{
+		// Is the process stopped?
+		if ($context->get('stop')) return;
+
+		// Initializing the account
+		$account = $context->get('account');
+
+		if ($account instanceof account) {
+			// Initialized the account
+
+			// Initializing the account authorizations
+			$authorizations = $context->get('authorizations');
+
+			if ($authorizations instanceof authorizations) {
+				// Initialized the account authorizations
+
+				if ($authorizations->system_settings) {
+					// Authorized the account to the system settings
+
+					// Continuation of the process
+					$next($context);
+				} else {
+					// Not authorized the account to the system settings
+
+					// Initializing localization
+					$localization = $context->get('localization');
+
+					if ($localization) {
+						// Initialized localization
+
+						// Sending the message
+						$context->sendMessage('⛔ *' . $localization['not_authorized_system_settings'] . '*')
+							->then(function (message $message) use ($context) {
+								// Sended the message
+
+								// Ending the conversation process
+								$context->endConversation();
+							});
+
+						// Stopping the process
+						$context->set('stop', true);
+					} else {
+						// Not initialized localization
+
+						// Sending the message
+						$context->sendMessage('⚠️ *Failed to initialize localization*')
+							->then(function (message $message) use ($context) {
+								// Sended the message
+
+								// Ending the conversation process
+								$context->endConversation();
+							});
+					}
+				}
+			} else {
+				// Not initialized the account
+
+				// Sending the message
+				$context->sendMessage('⚠️ *Failed to initialize your Telegram account authorizations*')
+					->then(function (message $message) use ($context) {
+						// Sended the message
+
+						// Ending the conversation process
+						$context->endConversation();
+					});
+			}
+		} else {
+			// Not initialized the account
+
+			// Sending the message
+			$context->sendMessage('⚠️ *Failed to initialize your Telegram account*')
+				->then(function (message $message) use ($context) {
+					// Sended the message
+
+					// Ending the conversation process
+					$context->endConversation();
+				});
+		}
+	}
+}
+

author/project/system/models/telegram/processes/language/select.php

@@ -0,0 +1,152 @@
+<?php
+
+declare(strict_types=1);
+
+namespace garden\campanula\models\telegram\processes\language;
+
+// Files of the project
+use garden\campanula\models\core;
+
+// Library for languages support
+use mirzaev\languages\language;
+
+// Baza database
+use mirzaev\baza\record;
+
+// Framework for Telegram
+use Zanzara\Context as context,
+	Zanzara\Telegram\Type\Message as message;
+
+/**
+ * Telegram language select 
+ *
+ * @package garden\campanula\models\telegram\processes\language
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author Arsen Mirzaev Tatyano-Muradovich <arsen@mirzaev.sexy>
+ */
+final class select extends core
+{
+	/**
+	 * Language
+	 *
+	 * Send the language choose menu
+	 *
+	 * @param context $context Request data from Telegram
+	 * @param string $prefix Prefix for 'callback_data' (`$prefix . $language->name`)
+	 * @param string $title Title of the message
+	 * @param string $description Description of the message
+	 * @param array $exclude Languages that will be excluded ['ru', 'en'...]
+	 *
+	 * @return void
+	 */
+	public static function menu(context $context, string $prefix, string $title, string $description, array $exclude = []): void
+	{
+		// Initializing the account
+		$account = $context->get('account');
+
+		if ($account instanceof record) {
+			// Initialized the account
+
+			// Initializing language 
+			$language = $context->get('language');
+
+			if ($language) {
+				// Initialized language
+
+				// Initializing localization 
+				$localization = $context->get('localization');
+
+				if ($localization) {
+					// Initialized localization
+
+					// Declaring the buffer of generated keyboard with languages
+					$keyboard = [];
+
+					// Initializing the iterator of rows
+					$row = 0;
+
+					// Initializing buffer of languages
+					$languages = language::cases();
+
+					// Deleting the actual language from buffer of languages
+					unset($languages[array_search($language, $languages, strict: true)]);
+
+					// Sorting buffer of languages by the actual language
+					$languages = [$language, ...$languages];
+
+					foreach ($languages as $language) {
+						// Iterating over languages
+
+						// Skipping excluded languages
+						if (array_search($language->name, $exclude, strict: true) !== false) continue;
+
+						// Initializing the row
+						$keyboard[$row] ??= [];
+
+						// Writing the language choose button into the buffer of generated keyboard with languages
+						$keyboard[$row][] = [
+							'text' => ($language->flag() ? $language->flag() . ' ' : '') . $language->label($language),
+							'callback_data' => $prefix . $language->name
+						];
+
+						// When reaching 4 buttons in a row, move to the next row
+						if (count($keyboard[$row]) === 4) ++$row;
+					}
+
+					// Writing the button for helping lozalizing
+					$keyboard[$row === 0 && empty($keyboard[0]) ? 0 : ++$row] = [
+						[
+							'text' => '🗂 ' . $localization['select_language_button_add'],
+							'url' => 'https://git.svoboda.works/garden\campanula/src/branch/stable/kodorvan/neurobot/system/localizations'
+						]
+					];
+
+					// Sending the message
+					$context->sendMessage(
+						$title ?? '🌏 *' . $localization['select_language_title'] . "*\n" . ($description ?? $localization['select_language_description']),
+						[
+							'reply_markup' => [
+								'inline_keyboard' => $keyboard,
+								'disable_notification' => true
+							],
+						]
+					);
+				} else {
+					// Not initialized localization
+
+					// Sending the message
+					$context->sendMessage('⚠️ *Failed to initialize localization*')
+						->then(function (message $message) use ($context) {
+							// Sended the message
+
+							// Ending the conversation process
+							$context->endConversation();
+						});
+				}
+			} else {
+				// Not initialized language
+
+				// Sending the message
+				$context->sendMessage('⚠️ *Failed to initialize language*')
+					->then(function (message $message) use ($context) {
+						// Sended the message
+
+						// Ending the conversation process
+						$context->endConversation();
+					});
+			}
+		} else {
+			// Not initialized the account
+
+			// Sending the message
+			$context->sendMessage('⚠️ *Failed to initialize your Telegram account*')
+				->then(function (message $message) use ($context) {
+					// Sended the message
+
+					// Ending the conversation process
+					$context->endConversation();
+				});
+		}
+	}
+}

author/project/system/public/css/fonts/dejavu.css

@@ -0,0 +1,34 @@
+@font-face {
+	font-family: 'DejaVu';
+	src: url("/fonts/dejavu/DejaVuLGCSans-ExtraLight.ttf");
+	font-weight: 200;
+	font-style: normal;
+}
+
+@font-face {
+	font-family: 'DejaVu';
+	src: url("/fonts/dejavu/DejaVuLGCSans.ttf");
+	font-weight: 400;
+	font-style: normal;
+}
+
+@font-face {
+	font-family: 'DejaVu';
+	src: url("/fonts/dejavu/DejaVuLGCSans-Oblique.ttf");
+	font-weight: 400;
+	font-style: italic;
+}
+
+@font-face {
+	font-family: 'DejaVu';
+	src: url("/fonts/dejavu/DejaVuLGCSans-Bold.ttf");
+	font-weight: 500;
+	font-style: normal;
+}
+
+@font-face {
+	font-family: 'DejaVu';
+	src: url("/fonts/dejavu/DejaVuLGCSans-BoldOblique.ttf");
+	font-weight: 500;
+	font-style: italic;
+}

author/project/system/public/css/fonts/fira.css

@@ -0,0 +1,139 @@
+@font-face {
+  font-family: 'Fira';
+  src: url('/fonts/fira/FiraSans-Hair.woff2') format('woff2'), url('/fonts/fira/FiraSans-Hair.woff') format('woff');
+  font-weight: 100;
+  font-style: normal;
+}
+
+@font-face {
+  font-family: 'Fira';
+  src: url('/fonts/fira/FiraSans-HairItalic.woff2') format('woff2'), url('/fonts/fira/FiraSans-HairItalic.woff') format('woff');
+  font-weight: 100;
+  font-style: italic;
+}
+
+@font-face {
+  font-family: 'Fira';
+  src: url('/fonts/fira/FiraSans-UltraLight.woff2') format('woff2'), url('/fonts/fira/FiraSans-UltraLight.woff') format('woff');
+  font-weight: 200;
+  font-style: normal;
+}
+
+@font-face {
+  font-family: 'Fira';
+  src: url('/fonts/fira/FiraSans-UltraLightItalic.woff2') format('woff2'), url('/fonts/fira/FiraSans-UltraLightItalic.woff') format('woff');
+  font-weight: 200;
+  font-style: italic;
+}
+
+@font-face {
+  font-family: 'Fira';
+  src: url('/fonts/fira/FiraSans-Light.woff2') format('woff2'), url('/fonts/fira/FiraSans-Light.woff') format('woff');
+  font-weight: 300;
+  font-style: normal;
+}
+
+@font-face {
+  font-family: 'Fira';
+  src: url('/fonts/fira/FiraSans-LightItalic.woff2') format('woff2'), url('/fonts/fira/FiraSans-LightItalic.woff') format('woff');
+  font-weight: 300;
+  font-style: italic;
+}
+
+@font-face {
+  font-family: 'Fira';
+  src: url('/fonts/fira/FiraSans-Regular.woff2') format('woff2'), url('/fonts/fira/FiraSans-Regular.woff') format('woff');
+  font-weight: 400;
+  font-style: normal;
+}
+
+@font-face {
+  font-family: 'Fira';
+  src: url('/fonts/fira/FiraSans-Italic.woff2') format('woff2'), url('/fonts/fira/FiraSans-Italic.woff') format('woff');
+  font-weight: 400;
+  font-style: italic;
+}
+
+@font-face {
+  font-family: 'Fira';
+  src: url('/fonts/fira/FiraMono-Medium.woff2') format('woff2'), url('/fonts/fira/FiraMono-Medium.woff') format('woff');
+  font-weight: 500;
+  font-style: normal;
+}
+
+@font-face {
+  font-family: 'Fira';
+  src: url('/fonts/fira/FiraSans-MediumItalic.woff2') format('woff2'), url('/fonts/fira/FiraSans-MediumItalic.woff') format('woff');
+  font-weight: 500;
+  font-style: italic;
+}
+
+@font-face {
+  font-family: 'Fira';
+  src: url('/fonts/fira/FiraSans-SemiBold.woff2') format('woff2'), url('/fonts/fira/FiraSans-SemiBold.woff') format('woff');
+  font-weight: 600;
+  font-style: normal;
+}
+
+@font-face {
+  font-family: 'Fira';
+  src: url('/fonts/fira/FiraSans-SemiBoldItalic.woff2') format('woff2'), url('/fonts/fira/FiraSans-SemiBoldItalic.woff') format('woff');
+  font-weight: 600;
+  font-style: italic;
+}
+
+@font-face {
+  font-family: 'Fira';
+  src: url('/fonts/fira/FiraSans-Bold.woff2') format('woff2'), url('/fonts/fira/FiraSans-Bold.woff') format('woff');
+  font-weight: 700;
+  font-style: normal;
+}
+
+@font-face {
+  font-family: 'Fira';
+  src: url('/fonts/fira/FiraSans-BoldItalic.woff2') format('woff2'), url('/fonts/fira/FiraSans-BoldItalic.woff') format('woff');
+  font-weight: 700;
+  font-style: italic;
+}
+
+@font-face {
+  font-family: 'Fira';
+  src: url('/fonts/fira/FiraSans-ExtraBold.woff2') format('woff2'), url('/fonts/fira/FiraSans-ExtraBold.woff') format('woff');
+  font-weight: 800;
+  font-style: normal;
+}
+
+@font-face {
+  font-family: 'Fira';
+  src: url('/fonts/fira/FiraSans-ExtraBoldItalic.woff2') format('woff2'), url('/fonts/fira/FiraSans-ExtraBoldItalic.woff') format('woff');
+  font-weight: 800;
+  font-style: italic;
+}
+
+@font-face {
+  font-family: 'Fira';
+  src: url('/fonts/fira/FiraSans-Heavy.woff2') format('woff2'), url('/fonts/fira/FiraSans-Heavy.woff') format('woff');
+  font-weight: 900;
+  font-style: normal;
+}
+
+@font-face {
+  font-family: 'Fira';
+  src: url('/fonts/fira/FiraSans-HeavyItalic.woff2') format('woff2'), url('/fonts/fira/FiraSans-HeavyItalic.woff') format('woff');
+  font-weight: 900;
+  font-style: italic;
+}
+
+@font-face {
+  font-family: 'Fira' Mono;
+  src: url('/fonts/fira/FiraMono-Regular.woff2') format('woff2'), url('/fonts/fira/FiraMono-Regular.woff') format('woff');
+  font-weight: 400;
+  font-style: normal;
+}
+
+@font-face {
+  font-family: 'Fira' Mono;
+  src: url('/fonts/fira/FiraMono-Bold.woff2') format('woff2'), url('/fonts/fira/FiraMono-Bold.woff') format('woff');
+  font-weight: 600;
+  font-style: normal;
+}

author/project/system/public/css/fonts/hack.css

@@ -0,0 +1,31 @@
+@font-face {
+  font-family: 'Hack';
+  src: url('/fonts/hack/hack-regular.woff2?sha=3114f1256') format('woff2'), url('/fonts/hack/hack-regular.woff?sha=3114f1256') format('woff');
+  font-weight: 400;
+  font-style: normal;
+  font-display: swap;
+}
+
+@font-face {
+  font-family: 'Hack';
+  src: url('/fonts/hack/hack-bold.woff2?sha=3114f1256') format('woff2'), url('/fonts/hack/hack-bold.woff?sha=3114f1256') format('woff');
+  font-weight: 700;
+  font-style: normal;
+  font-display: swap;
+}
+
+@font-face {
+  font-family: 'Hack';
+  src: url('/fonts/hack/hack-italic.woff2?sha=3114f1256') format('woff2'), url('/fonts/hack/hack-italic.woff?sha=3114f1256') format('woff');
+  font-weight: 400;
+  font-style: italic;
+  font-display: swap;
+}
+
+@font-face {
+  font-family: 'Hack';
+  src: url('/fonts/hack/hack-bolditalic.woff2?sha=3114f1256') format('woff2'), url('/fonts/hack/hack-bolditalic.woff?sha=3114f1256') format('woff');
+  font-weight: 700;
+  font-style: italic;
+  font-display: swap;
+}