added fonts

.gitea/template

@@ -1 +1 @@
-*
+**

author/project/system/controllers/core.php

@@ -5,89 +5,112 @@ declare(strict_types=1);
 namespace ${REPO_OWNER}\${REPO_NAME}\controllers;
 
 // Files of the project
-use ${REPO_OWNER}\${REPO_NAME}\views\manager,
+use ${REPO_OWNER}\${REPO_NAME}\views\templater,
 	${REPO_OWNER}\${REPO_NAME}\models\core as models,
-	${REPO_OWNER}\${REPO_NAME}\models\account_model as account,
-	${REPO_OWNER}\${REPO_NAME}\models\session_model as session;
-
-// Library for ArangoDB
-use ArangoDBClient\Document as _document;
+	${REPO_OWNER}\${REPO_NAME}\models\session,
+	${REPO_OWNER}\${REPO_NAME}\models\enumerations\language;
 
 // Framework for PHP
-use mirzaev\minimal\controller;
+use mirzaev\minimal\core as minimal,
+	mirzaev\minimal\controller,
+	mirzaev\minimal\http\response,
+	mirzaev\minimal\http\enumerations\status;
 
 /**
- * Core of controllers
+ * Controllers core
  *
  * @package ${REPO_OWNER}\${REPO_NAME}\controllers
- * @author ${REPO_OWNER} < mail >
+ *
+ * @param session $$session Instance of the session
+ * @param language $$language Language
+ * @param response $$response Response
+ * @param array $$errors Registry of errors
+ *
+ * @method void __construct(minimal $$minimal, bool $$initialize) Constructor
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author ${REPO_OWNER} <mail@domain.zone>
  */
 class core extends controller
 {
 	/**
-	 * Postfix for name of controllers files
+	 * Session
+	 * 
+	 * @var session|null $$session Instance of the session
 	 */
-	final public const POSTFIX = '';
+	protected readonly session $$session;
 
 	/**
-	 * Instance of a session
+	 * Language
+	 *
+	 * @var language $$language Language
 	 */
-	protected readonly session $session;
+	protected language $$language = language::en;
 
 	/**
-	 * Instance of an account
+	 * Response
+	 *
+	 * @see https://wiki.php.net/rfc/property-hooks (find a table about backed and virtual hooks)
+	 *
+	 * @var response $$response Response
 	 */
-	protected readonly ?account $account;
+	protected response $$response {
+		// Read
+		get => $$this->response ??= $$this->request->response();
+	}
 
 	/**
-	 * Registry of errors
+	 * Errors
+	 *
+	 * @var array $$errors Registry of errors
 	 */
-	protected array $errors = [
+	protected array $$errors = [
 		'session' => [],
 		'account' => []
 	];
 
 	/**
-	 * Constructor of an instance
+	 * Constructor
 	 *
-	 * @param bool $initialize Initialize a controller?
+	 * @param minimal $$core Instance of the MINIMAL
+	 * @param bool $$initialize Initialize a controller?
 	 *
 	 * @return void
 	 */
-	public function __construct(bool $initialize = true)
+	public function __construct(minimal $$core, bool $$initialize = true)
 	{
 		// Blocking requests from CloudFlare (better to write this blocking into nginx config file)
-		if ($_SERVER['HTTP_USER_AGENT'] === 'nginx-ssl early hints') return;
+		if (isset($$_SERVER['HTTP_USER_AGENT']) && $$_SERVER['HTTP_USER_AGENT'] === 'nginx-ssl early hints') return status::bruh->label;
 
 		// For the extends system
-		parent::__construct($initialize);
+		parent::__construct(core: $$core);
 
-		if ($initialize) {
-			// Initializing is requested
+		if ($$initialize) {
+			// Requestet initializing
 
-			// Initializing of models core (connect to ArangoDB...)
+			// Initializing core of the models
 			new models();
 
 			// Initializing of the date until which the session will be active
-			$expires = strtotime('+1 week');
+			$$expires = strtotime('+1 week');
 
 			// Initializing of default value of hash of the session
-			$_COOKIE["session"] ??= null;
+			$$_COOKIE["session"] ??= null;
 
 			// Initializing of session
-			$this->session = new session($_COOKIE["session"], $expires, $this->errors['session']);
+			$$this->session = new session($$_COOKIE["session"], $$expires, $$this->errors['session']);
 
 			// Handle a problems with initializing a session
-			if (!empty($this->errors['session'])) die;
-			else if ($_COOKIE["session"] !== $this->session->hash) {
+			if (!empty($$this->errors['session'])) die;
+			else if ($$_COOKIE["session"] !== $$this->session->hash) {
 				// Hash of the session is changed (implies that the session has expired and recreated)
 
 				// Write a new hash of the session to cookies
 				setcookie(
 					'session',
-					$this->session->hash,
+					$$this->session->hash,
 					[
-						'expires' => $expires,
+						'expires' => $$expires,
 						'path' => '/',
 						'secure' => true,
 						'httponly' => true,
@@ -97,25 +120,7 @@ class core extends controller
 			}
 
 			// Initializing of preprocessor of views
-			$this->view = new templater($this->session);
+			$$this->view = new templater($$this->session);
 		}
 	}
-
-	/**
-	 * Check of initialization
-	 *
-	 * Checks whether a property is initialized in a document instance from ArangoDB
-	 *
-	 * @param string $name Name of the property from ArangoDB
-	 *
-	 * @return bool The property is initialized?
-	 */
-	public function __isset(string $name): bool
-	{
-		// Check of initialization of the property and exit (success)
-		return match ($name) {
-			default => isset($this->{$name})
-		};
-	}
-
 }

author/project/system/controllers/index.php

@@ -7,24 +7,62 @@ namespace ${REPO_OWNER}\${REPO_NAME}\controllers;
 // Files of the project
 use ${REPO_OWNER}\${REPO_NAME}\controllers\core;
 
+// Framework for PHP
+use mirzaev\minimal\http\enumerations\content,
+  mirzaev\minimal\http\enumerations\status;
+
 /**
- * Index controller
+ * Index
  *
  * @package ${REPO_OWNER}\${REPO_NAME}\controllers
- * @author ${REPO_OWNER} < mail >
+ *
+ * @param array $$errors Registry of errors
+ *
+ * @method null index() Main page
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author ${REPO_OWNER} <mail@domain.zone>
  */
 final class index extends core
 {
 	/**
-	 * Render the main page
+	 * Errors
 	 *
-	 * @param array $parameters Parameters of the request (POST + GET)
+	 * @var array $$errors Registry of errors
 	 */
-	public function index(array $parameters = []): ?string
+	protected array $$errors = [
+		'session' => []
+	];
+
+	/**
+	 * Main page
+	 *
+	 * @return null
+	 */
+	public function index(): null
 	{
-		// Exit (success)
-		if ($_SERVER['REQUEST_METHOD'] === 'GET') return $this->view->render(DIRECTORY_SEPARATOR . 'index.html');
-		else if ($_SERVER['REQUEST_METHOD'] === 'POST') return $main;
+		if (str_contains($$this->request->headers['accept'], content::any->value)) {
+			// Request for any 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/models/core.php

@@ -5,14 +5,15 @@ declare(strict_types=1);
 namespace ${REPO_OWNER}\${REPO_NAME}\models;
 
 // Framework for PHP
-use mirzaev\minimal\model;
+use mirzaev\minimal\model,
+	mirzaev\minimal\http\enumerations\status;
 
 // Framework for ArangoDB
 use mirzaev\arangodb\connection as arangodb,
 	mirzaev\arangodb\collection,
 	mirzaev\arangodb\document;
 
-// Libraries for ArangoDB
+// Library for ArangoDB
 use ArangoDBClient\Document as _document,
 	ArangoDBClient\DocumentHandler as _document_handler;
 
@@ -20,114 +21,131 @@ use ArangoDBClient\Document as _document,
 use exception;
 
 /**
- * Core of models
+ * Models core
  *
- * @package ${REPO_OWNER}\${REPO_NAME}\controllers
- * @author ${REPO_OWNER} < mail >
+ * @package ${REPO_OWNER}\${REPO_NAME}\models
+ *
+ * @param public ARANGODB Path to the file with ArangoDB session connection data
+ * @param arangodb $$arangodb Instance of the ArangoDB session
+ *
+ * @method void __construct(bool $$initialize, ?arangodb $$arangodb) Constructor
+ * @method _document|static|array|null read(string $$filter, string $$sort, int $$amount, int $$page, string $$return, array $$parameters, array &$$errors) Read document from ArangoDB
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author ${REPO_OWNER} <mail@domain.zone>
  */
 class core extends model
 {
 	/**
-	 * Postfix for name of models files
-	 */
-	final public const POSTFIX = '';
-
-	/**
-	 * Path to the file with settings of connecting to the ArangoDB
-	 */
-	final public const ARANGODB = '../settings/arangodb.php';
-
-	/**
-	 * Instance of the session of ArangoDB
-	 */
-	protected static arangodb $arangodb;
-
-	/**
-	 * Name of the collection in ArangoDB
-	 */
-	public const COLLECTION = 'THIS_COLLECTION_SHOULD_NOT_EXIST_REPLACE_IT_IN_THE_MODEL';
-
-	/**
-	 * Constructor of an instance
+	 * ArangoDB connection daa
 	 *
-	 * @param bool $initialize Initialize a model?
-	 * @param ?arangodb $arangodb Instance of a session of ArangoDB
+	 * @var string ARANGODB Path to the file with ArangoDB session connection data	 
+	 */
+	final public const string ARANGODB = __DIR__ . DIRECTORY_SEPARATOR . '..' . DIRECTORY_SEPARATOR . 'settings' . DIRECTORY_SEPARATOR . 'arangodb.php';
+
+	/**
+	 * ArangoDB
+	 *
+	 * @var arangodb $$arangodb Instance of the ArangoDB session
+	 */
+	protected static arangodb $$arangodb;
+
+	/**
+	 * Constructor
+	 *
+	 * @param bool $$initialize Initialize a model?
+	 * @param ?arangodb $$arangodb Instance of the ArangoDB session
 	 *
 	 * @return void
 	 */
-	public function __construct(bool $initialize = true, ?arangodb $arangodb = null)
+	public function __construct(bool $$initialize = true, ?arangodb $$arangodb = null)
 	{
 		// For the extends system
-		parent::__construct($initialize);
+		parent::__construct($$initialize);
 
-		if ($initialize) {
+		if ($$initialize) {
 			// Initializing is requested
 
-			if (isset($arangodb)) {
-				// Recieved an instance of a session of ArangoDB
-
-				// Write an instance of a session of ArangoDB to the property
-				$this->__set('arangodb', $arangodb);
-			} else {
-				// Not recieved an instance of a session of ArangoDB
-
-				// Initializing of an instance of a session of ArangoDB
-				$this->__get('arangodb');
-			}
+			// Writing an instance of a session of ArangoDB to the property
+			self::$$arangodb = $$arangodb ?? new arangodb(require static::ARANGODB);
 		}
 	}
 
 	/**
-	 * Read from ArangoDB
+	 * Read document from ArangoDB
 	 *
-	 * @param string $filter Expression for filtering (AQL)
-	 * @param string $sort Expression for sorting (AQL)
-	 * @param int $amount Amount of documents for collect
-	 * @param int $page Page
-	 * @param string $return Expression describing the parameters to return (AQL)
-	 * @param array &$errors The registry on errors
+	 * @param string $$filter Expression for filtering (AQL)
+	 * @param string $$sort Expression for sorting (AQL)
+	 * @param int $$amount Amount of documents for collect
+	 * @param int $$page Page
+	 * @param string $$return Expression describing the parameters to return (AQL)
+	 * @param array $$parameters Binded parameters for placeholders ['placeholder' => parameter]
+	 * @param array &$$errors Registry of errors
 	 *
-	 * @return _document|array|null An array of instances of documents from ArangoDB, if they are found
+	 * @return mixed An array of instances of documents from ArangoDB, if they are found
 	 */
-	public static function read(
-		string $filter = '',
-		string $sort = 'd.created DESC, d._key DESC',
-		int $amount = 1,
-		int $page = 1,
-		string $return = 'd',
-		array &$errors = []
-	): _document|array|null {
+	public static function _read(
+		string $$filter = '',
+		string $$sort = 'd.created DESC, d._key DESC',
+		int $$amount = 1,
+		int $$page = 1,
+		string $$return = 'd',
+		array $$parameters = [],
+		array &$$errors = []
+	): _document|static|array|null {
 		try {
-			if (collection::init(static::$arangodb->session, static::COLLECTION)) {
+			if (collection::initialize(static::COLLECTION, static::TYPE)) {
 				// Initialized the collection
 
-				// Read from ArangoDB and exit (success)
-				return collection::search(
-					static::$arangodb->session,
+				// Read from ArangoDB
+				$$result = collection::execute(
 					sprintf(
 						<<<'AQL'
-							FOR d IN %s
+							FOR d IN @@collection
 								%s
 								%s
-								LIMIT %d, %d
+								LIMIT @offset, @amount
 								RETURN %s
 						AQL,
-						static::COLLECTION,
-						empty($filter) ? '' : "FILTER $filter",
-						empty($sort) ? '' : "SORT $sort",
-						--$page <= 0 ? 0 : $amount * $page,
-						$amount,
-						$return
-					)
+						empty($$filter) ? '' : "FILTER $$filter",
+						empty($$sort) ? '' : "SORT $$sort",
+						empty($$return) ? 'd' : $$return
+					),
+					[
+						'@collection' => static::COLLECTION,
+						'offset' => --$$page <= 0 ? 0 : $$page * $$amount,
+						'amount' => $$amount
+					] + $$parameters,
+					errors: $$errors
 				);
-			} else throw new exception('Failed to initialize the collection');
-		} catch (exception $e) {
-			// Write to the registry of errors
-			$errors[] = [
-				'text' => $e->getMessage(),
-				'file' => $e->getFile(),
-				'line' => $e->getLine(),
-				'stack' => $e->getTrace()
+
+				if ($$amount === 1 && $$result instanceof _document) {
+					// Received only 1 document and @todo rebuild 
+
+					// Initializing the object
+					$$object = new static;
+
+					if (method_exists($$object, '__document')) {
+						// Object can implement a document from ArangoDB
+
+						// Writing the instance of document from ArangoDB to the implement object
+						$$object->__document($$result);
+
+						// Exit (success)
+						return $$object;
+					}
+				}
+
+				// Exit (success)
+				return $$result;
+			} else throw new exception('Failed to initialize ' . static::TYPE . ' collection: ' . static::COLLECTION);
+		} catch (exception $$e) {
+			// Writing to registry of errors
+			$$errors[] = [
+				'text' => $$e->getMessage(),
+				'file' => $$e->getFile(),
+				'line' => $$e->getLine(),
+				'stack' => $$e->getTrace()
 			];
 		}
 
@@ -135,154 +153,77 @@ class core extends model
 		return null;
 	}
 
-	/**
-	 * Delete from ArangoDB
-	 *
-	 * @param _document $instance Instance of the document from ArangoDB
-	 * @param array &$errors The registry on errors
-	 *
-	 * @return bool Deleted from ArangoDB without errors?
-	 */
-	public static function delete(_document $instance, array &$errors = []): bool
-	{
-		try {
-			if (collection::init(static::$arangodb->session, static::COLLECTION)) {
-				// Initialized the collection
-
-				// Delete from ArangoDB and exit (success)
-				return (new _document_handler(static::$arangodb->session))->remove($instance);
-			} else throw new exception('Failed to initialize the collection');
-		} catch (exception $e) {
-			// Write to the registry of errors
-			$errors[] = [
-				'text' => $e->getMessage(),
-				'file' => $e->getFile(),
-				'line' => $e->getLine(),
-				'stack' => $e->getTrace()
-			];
-		}
-
-		// Exit (fail)
-		return false;
-	}
-
-	/**
-	 * Update in ArangoDB
-	 *
-	 * @param _document $instance Instance of the document from ArangoDB
-	 *
-	 * @return bool Writed to ArangoDB without errors?
-	 */
-	public static function update(_document $instance): bool
-	{
-    // Update in ArangoDB and exit (success)
-		return document::update(static::$arangodb->session, $instance);
-	}
-
 	/**
 	 * Write
 	 *
-	 * @param string $name Name of the property
-	 * @param mixed $value Value of the property
+	 * @param string $$name Name of the property
+	 * @param mixed $$value Value of the property
 	 *
 	 * @return void
 	 */
-	public function __set(string $name, mixed $value = null): void
+	public function __set(string $$name, mixed $$value = null): void
 	{
-		match ($name) {
-			'arangodb' => (function () use ($value) {
-				if ($this->__isset('arangodb')) {
-					// Is alredy initialized
-
-					// Exit (fail)
-					throw new exception('Forbidden to reinitialize the session of ArangoDB ($this::$arangodb)', 500);
-				} else {
-					// Is not already initialized
-
-					if ($value instanceof arangodb) {
-						// Recieved an appropriate value
-
-						// Write the property and exit (success)
-						self::$arangodb = $value;
-					} else {
-						// Recieved an inappropriate value
-
-						// Exit (fail)
-						throw new exception('Session of ArangoDB ($this::$arangodb) is need to be mirzaev\arangodb\connection', 500);
-					}
-				}
+		match ($$name) {
+			'arangodb' => (function () use ($$value) {
+				if (isset(static::$$arangodb)) throw new exception('Forbidden to reinitialize the ArangoDB session($$this::$$arangodb)', status::internal_server_error->value);
+				else if ($$value instanceof arangodb) self::$$arangodb = $$value;
+				else throw new exception('Session of connection to ArangoDB ($$this::$$arangodb) is need to be mirzaev\arangodb\connection', status::internal_server_error->value);
 			})(),
-			default => parent::__set($name, $value)
+			default => parent::__set($$name, $$value)
 		};
 	}
 
 	/**
 	 * Read
 	 *
-	 * @param string $name Name of the property
+	 * @param string $$name Name of the property
 	 *
 	 * @return mixed Content of the property, if they are found
 	 */
-	public function __get(string $name): mixed
+	public function __get(string $$name): mixed
 	{
-		return match ($name) {
-			'arangodb' => (function () {
-				try {
-					if (!$this->__isset('arangodb')) {
-						// Is not initialized
-
-						// Initializing of a default value from settings
-						$this->__set('arangodb', new arangodb(require static::ARANGODB));
-					}
-
-					// Exit (success)
-					return self::$arangodb;
-				} catch (exception) {
-					// Exit (fail)
-					return null;
-				}
-			})(),
-			default => parent::__get($name)
+		return match ($$name) {
+			default => parent::__get($$name)
 		};
 	}
 
 	/**
 	 * Delete
 	 *
-	 * @param string $name Name of the property 
+	 * @param string $$name Name of the property 
 	 *
 	 * @return void
 	 */
-	public function __unset(string $name): void
+	public function __unset(string $$name): void
 	{
 		// Deleting a property and exit (success)
-		parent::__unset($name);
+		parent::__unset($$name);
 	}
 
 	/**
 	 * Check of initialization
 	 *
-	 * @param string $name Name of the property
+	 * @param string $$name Name of the property
 	 *
 	 * @return bool The property is initialized?
 	 */
-	public function __isset(string $name): bool
+	public function __isset(string $$name): bool
 	{
 		// Check of initialization of the property and exit (success)
-		return parent::__isset($name);
+		return parent::__isset($$name);
 	}
 
 	/**
 	 * Call a static property or method
 	 *
-	 * @param string $name Name of the property or the method
-	 * @param array $arguments Arguments for the method
+	 * @param string $$name Name of the property or the method
+	 * @param array $$arguments Arguments for the method
 	 */
-	public static function __callStatic(string $name, array $arguments): mixed
+	public static function __callStatic(string $$name, array $$arguments): mixed
 	{
-		match ($name) {
+		return match ($$name) {
 			'arangodb' => (new static)->__get('arangodb'),
-			default => throw new exception("Not found: $name", 500)
+			default => throw new exception("Not found: $$name", 500)
 		};
 	}
 }

author/project/system/models/enumerations/language.php

@@ -0,0 +1,50 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ${REPO_OWNER}\${REPO_NAME}\models\enumerations;
+
+/**
+ * Language
+ *
+ * Types of languages by ISO 639-1 standart
+ *
+ * @package ${REPO_OWNER}\${REPO_NAME}\models\enumerations
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author Arsen Mirzaev Tatyano-Muradovich <arsen@mirzaev.sexy>
+ * @author ${REPO_OWNER} <mail@domain.zone>
+ */
+enum language
+{
+	case en;
+	case ru;
+
+	/**
+   * Label
+   *
+	 * Initialize label of the language
+	 *
+	 * @param language|null $$language Language into which to translate
+	 *
+	 * @return string Translated label of the language
+   *
+	 * @todo
+	 * 1. More languages
+	 * 2. Cases???
+	 */
+	public function label(?language $$language = language::en): string
+	{
+		// Exit (success)
+		return match ($$this) {
+			language::en =>	match ($$language) {
+				language::en => 'English',
+				language::ru => 'Английский'
+			},
+			language::ru => match ($$language) {
+				language::en => 'Russian',
+				language::ru => 'Русский'
+			}
+		};
+	}
+}

author/project/system/models/enumerations/session.php

@@ -0,0 +1,21 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ${REPO_OWNER}\${REPO_NAME}\models\enumerations;
+
+/**
+ * Session
+ *
+ * Types of session verification
+ *
+ * @package ${REPO_OWNER}\${REPO_NAME}\models\enumerations
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author ${REPO_OWNER} <mail@domain.zone>
+ */
+enum session
+{
+    case hash_only;
+    case hash_else_address;
+}

author/project/system/models/interfaces/collection.php

@@ -0,0 +1,31 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ${REPO_OWNER}\${REPO_NAME}\models\interfaces;
+
+// Framework for ArangoDB
+use mirzaev\arangodb\enumerations\collection\type;
+
+/**
+ * Collection
+ *
+ * Interface for implementing a collection from ArangoDB
+ *
+ * @package ${REPO_OWNER}\${REPO_NAME}\models\interfaces
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author ${REPO_OWNER} <mail@domain.zone>
+ */
+interface collection
+{
+	/**
+	 * Name of the collection in ArangoDB
+	 */
+	public const string COLLECTION = 'THIS_COLLECTION_SHOULD_NOT_EXIST';
+
+	/**
+	 * Type of the collection in ArangoDB
+	 */
+	public const type TYPE = type::document;
+}

author/project/system/models/interfaces/document.php

@@ -0,0 +1,81 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ${REPO_OWNER}\${REPO_NAME}\models\interfaces;
+
+// Library для ArangoDB
+use ArangoDBClient\Document as _document;
+
+/**
+ * Document
+ *
+ * Interface for implementing a document instance from ArangoDB
+ *
+ * @param _document $$document An instance of the ArangoDB document from ArangoDB (protected readonly)
+ *
+ * @package ${REPO_OWNER}\${REPO_NAME}\models\interfaces
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author ${REPO_OWNER} <mail@domain.zone>
+ */
+interface document
+{
+	/**
+	 * Write
+	 *
+	 * Write a property into an instance of the ArangoDB document
+	 *
+	 * @param string $$name Name of the property
+	 * @param mixed $$value Content of the property
+	 *
+	 * @return void
+	 */
+	public function __set(string $$name, mixed $$value = null): void;
+
+	/**
+	 * Read
+	 *
+	 * Read a property from an instance of the ArangoDB docuemnt
+	 * 
+	 * @param string $$name Name of the property
+	 *
+	 * @return mixed Content of the property
+	 */
+	public function __get(string $$name): mixed;
+
+
+	/**
+	 * Delete
+	 *
+	 * Deinitialize the property in an instance of the ArangoDB document
+	 *
+	 * @param string $$name Name of the property
+	 *
+	 * @return void
+	 */
+	public function __unset(string $$name): void;
+
+	/**
+	 * Check of initialization
+	 *
+	 * Check of initialization of the property into an instance of the ArangoDB document
+	 *
+	 * @param string $$name Name of the property
+	 *
+	 * @return bool The property is initialized?
+	 */
+	public function __isset(string $$name): bool;
+
+	/**
+	 * Execute a method
+	 *
+	 * Execute a method from an instance of the ArangoDB document
+	 *
+	 * @param string $$name Name of the method
+	 * @param array $$arguments Arguments for the method
+	 *
+	 * @return mixed Result of execution of the method
+	 */
+	public function __call(string $$name, array $$arguments = []): mixed;
+}

author/project/system/models/session.php

@@ -5,8 +5,13 @@ declare(strict_types=1);
 namespace ${REPO_OWNER}\${REPO_NAME}\models;
 
 // Files of the project
-use mirzaev\ebala\models\account,
-	mirzaev\ebala\models\traits\status;
+use ${REPO_OWNER}\${REPO_NAME}\models\traits\status,
+	${REPO_OWNER}\${REPO_NAME}\models\traits\buffer,
+	${REPO_OWNER}\${REPO_NAME}\models\traits\document as document_trait,
+	${REPO_OWNER}\${REPO_NAME}\models\interfaces\document as document_interface,
+	${REPO_OWNER}\${REPO_NAME}\models\interfaces\collection as collection_interface,
+	${REPO_OWNER}\${REPO_NAME}\models\enumerations\session as verification,
+	${REPO_OWNER}\${REPO_NAME}\models\enumerations\language;
 
 // Framework for ArangoDB
 use mirzaev\arangodb\collection,
@@ -19,258 +24,210 @@ use ArangoDBClient\Document as _document;
 use exception;
 
 /**
- * Model of session
+ * Session model
  *
- * @package ${REPO_OWNER}\${REPO_NAME}\controllers
- * @author ${REPO_OWNER} < mail >
+ * @package ${REPO_OWNER}\${REPO_NAME}\models
+ *
+ * @param string COLLECTION Name of the collection in ArangoDB
+ * @param verification VERIFICATION Type of session verification
+ *
+ * @method void __construct(?string $$hash, ?int $$expires, array &$$errors) Constructor
+ * @method document|null hash(string $$hash, array &$$errors) Search by hash
+ * @method document|null address(string $$address, array &$$errors) Search by IP-address
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author ${REPO_OWNER} <mail@domain.zone>
  */
-final class session extends core
+final class session extends core implements document_interface, collection_interface
 {
-	/**
-	 * Name of the collection in ArangoDB
-	 */
-	final public const COLLECTION = 'session';
+	use status, document_trait, buffer, cart {
+		buffer::write as write;
+		cart::initialize as cart;
+	}
 
 	/**
-	 * An instance of the ArangoDB document from ArangoDB
+	 * Collection name
+	 * 
+	 * @var string COLLECTION Name of the collection in ArangoDB
 	 */
-	protected readonly _document $document;
+	final public const string COLLECTION = 'session';
 
 	/**
-	 * Constructor of an instance
+	 * Session verification type
 	 * 
-	 * Initialize of a session and write them to the $this->document property
-	 *
-	 * @param ?string $hash Hash of the session in ArangoDB
-	 * @param ?int $expires Date of expiring of the session (used for creating a new session)
-	 * @param array &$errors Registry of errors
-	 *
-	 * @return static instance of the ArangoDB document of session
+	 * @var verification VERIFICATION Type of session verification
 	 */
-	public function __construct(?string $hash = null, ?int $expires = null, array &$errors = [])
+	final public const verification VERIFICATION = verification::hash_else_address;
+
+	/**
+	 * Constructor
+	 *
+	 * Initialize session and write into the $$this->document property
+	 *
+	 * @param ?string $$hash Hash of the session in ArangoDB
+	 * @param ?int $$expires Date of expiring of the session (used for creating a new session)
+	 * @param array &$$errors Registry of errors
+	 *
+	 * @return void
+	 */
+	public function __construct(?string $$hash = null, ?int $$expires = null, array &$$errors = [])
 	{
 		try {
-			if (collection::init(static::$arangodb->session, self::COLLECTION)) {
+			if (collection::initialize(static::COLLECTION, static::TYPE, errors: $$errors)) {
 				// Initialized the collection
 
-				if ($this->search($hash, $errors)) {
-					// Found an instance of the ArangoDB document of session and received a session hash
+				if (isset($$hash) && $$document = $$this->hash($$hash, errors: $$errors)) {
+					// Found the instance of the ArangoDB document of session and received a session hash
+ 
+					// Writing document instance of the session from ArangoDB to the property of the implementing object 
+					$$this->__document($$document);
+				} else if (static::VERIFICATION === verification::hash_else_address && $$document = $$this->address($$_SERVER['REMOTE_ADDR'], errors: $$errors)) {
+					// Found the instance of the ArangoDB document of session and received a session hash
+
+					// Writing document instance of the session from ArangoDB to the property of the implementing object 
+					$$this->__document($$document);
 				} else {
-					// Not found an instance of the ArangoDB document of session
+					// Not found the instance of the ArangoDB document of session
 
 					// Initializing a new session and write they into ArangoDB
-					$_id = document::write($this::$arangodb->session, self::COLLECTION, [
-						'active' => true,
-						'expires' => $expires ?? time() + 604800,
-						'ip' => $_SERVER['REMOTE_ADDR'],
-						'x-forwarded-for' => $_SERVER['HTTP_X_FORWARDED_FOR'] ?? null,
-						'referer' => $_SERVER['HTTP_REFERER'] ?? null,
-						'useragent' => $_SERVER['HTTP_USER_AGENT'] ?? null
-					]);
+					$$_id = document::write(
+						static::COLLECTION,
+						[
+							'active' => true,
+							'expires' => $$expires ?? time() + 604800,
+							'address' => $$_SERVER['REMOTE_ADDR'],
+							'x-forwarded-for' => $$_SERVER['HTTP_X_FORWARDED_FOR'] ?? null,
+							'referer' => $$_SERVER['HTTP_REFERER'] ?? null,
+							'useragent' => $$_SERVER['HTTP_USER_AGENT'] ?? null
+						]
+					);
 
-					if ($session = collection::search($this::$arangodb->session, sprintf(
-						<<<AQL
-							FOR d IN %s
-								FILTER d._id == '%s' && d.expires > %d && d.active == true
+					if ($$session = collection::execute(
+						<<<'AQL'
+							FOR d IN @@collection
+								FILTER d._id == @_id && d.expires > @time && d.active == true
 								RETURN d
 						AQL,
-						self::COLLECTION,
-						$_id,
-						time()
-					))) {
-						// Found an instance of just created new session
+						[
+							'@collection' => static::COLLECTION,
+							'_id' => $$_id,
+							'time' =>	time()
+						],
+						errors: $$errors
+					)) {
+						// Found the instance of just created new session
 
-						// Generate a hash and write into an instance of the ArangoDB document of session property
-						$session->hash = sodium_bin2hex(sodium_crypto_generichash($_id));
+						// Generating a hash and write into the instance of the ArangoDB document of session property
+						$$session->hash = sodium_bin2hex(sodium_crypto_generichash($$_id));
 
-						if (document::update($this::$arangodb->session, $session)) {
-							// Is writed update
+						if (document::update($$session, errors: $$errors)) {
+							// Writed to ArangoDB
 
-							// Write instance of the ArangoDB document of session into property and exit (success)
-							$this->document = $session;
-						} else throw new exception('Could not write the session data');
-					} else throw new exception('Could not create or find just created session');
+							// Writing instance of the session document from ArangoDB to the property of the implementing object 
+							$$this->__document($$session);
+						} else throw new exception('Failed to write the session data');
+					} else throw new exception('Failed to create or find just created session');
 				}
-			} else throw new exception('Could not initialize the collection');
-		} catch (exception $e) {
-			// Write to the registry of errors
-			$errors[] = [
-				'text' => $e->getMessage(),
-				'file' => $e->getFile(),
-				'line' => $e->getLine(),
-				'stack' => $e->getTrace()
+			} else throw new exception('Failed to initialize ' . static::TYPE . ' collection: ' . static::COLLECTION);
+		} catch (exception $$e) {
+			// Writing to the registry of errors
+			$$errors[] = [
+				'text' => $$e->getMessage(),
+				'file' => $$e->getFile(),
+				'line' => $$e->getLine(),
+				'stack' => $$e->getTrace()
 			];
 		}
 	}
 
 	/**
-	 * Search
+	 * Search by hash
 	 *
-	 * Search for the session in ArangoDB by hash and write they into $this->document property if they are found
+	 * Search for the session in ArangoDB by hash
 	 *
-	 * @param ?string $hash Hash of the session in ArangoDB
-	 * @param array &$errors Registry of errors
+	 * @param string $$hash Hash of the session in ArangoDB
+	 * @param array &$$errors Registry of errors
 	 *
-	 * @return static instance of the ArangoDB document of session
+	 * @return _document|null instance of document of the session in ArangoDB
 	 */
-	public function search(?string $hash, array &$errors = []): bool
+	public static function hash(string $$hash, array &$$errors = []): ?_document
 	{
 		try {
-			if (isset($hash)) {
-				// Recieved a hash
+			if (collection::initialize(static::COLLECTION, static::TYPE, errors: $$errors)) {
+				// Collection initialized
 
 				// Search the session data in ArangoDB
-				$_document = $session = collection::search($this::$arangodb->session, sprintf(
-					<<<AQL
-					FOR d IN %s
-						FILTER d.hash == '%s' && d.expires > %d && d.active == true
+				return collection::execute(
+					<<<'AQL'
+					FOR d IN @@collection
+						FILTER d.hash == @hash && d.expires > @time && d.active == true
 						RETURN d
-				AQL,
-					self::COLLECTION,
-					$hash,
-					time()
-				));
-
-				if ($_document instanceof _document) {
-					// An instance of the ArangoDB document of session is found
-
-					// Write the session data to the property
-					$this->document = $_document;
-
-					// Exit (success)
-					return true;
-				}
-			}
-		} catch (exception $e) {
-			// Write to the registry of errors
-			$errors[] = [
-				'text' => $e->getMessage(),
-				'file' => $e->getFile(),
-				'line' => $e->getLine(),
-				'stack' => $e->getTrace()
+					AQL,
+					[
+						'@collection' => static::COLLECTION,
+						'hash' => $$hash,
+						'time' => time()
+					],
+					errors: $$errors
+				);
+			} else throw new exception('Failed to initialize ' . static::TYPE . ' collection: ' . static::COLLECTION);
+		} catch (exception $$e) {
+			// Writing to the registry of errors
+			$$errors[] = [
+				'text' => $$e->getMessage(),
+				'file' => $$e->getFile(),
+				'line' => $$e->getLine(),
+				'stack' => $$e->getTrace()
 			];
 		}
 
 		// Exit (fail)
-		return false;
+		return null;
 	}
 
 	/**
-	 * 	Write to buffer of the session
+	 * Search by IP-address
 	 *
-	 * @param array $data Data for merging
-	 * @param array &$errors Registry of errors
+	 * Search for the session in ArangoDB by IP-address
 	 *
-	 * @return bool Is data has written into the session buffer?
+	 * @param string $$address IP-address writed to the session in ArangoDB
+	 * @param array &$$errors Registry of errors
+	 *
+	 * @return _document|null instance of document of the session in ArangoDB
 	 */
-	public function write(array $data, array &$errors = []): bool
+	public static function address(string $$address, array &$$errors = []): ?_document
 	{
 		try {
-			if (collection::init($this::$arangodb->session, self::COLLECTION)) {
-				// Initialized the collection
+			if (collection::initialize(static::COLLECTION, static::TYPE, errors: $$errors)) {
+				// Collection initialized
 
-				// An instance of the ArangoDB document of session is initialized?
-				if (!isset($this->document)) throw new exception('An instance of the ArangoDB document of session is not initialized');
-
-				// Write data into buffwer of an instance of the ArangoDB document of session
-				$this->document->buffer = array_replace_recursive(
-					$this->document->buffer ?? [],
-					[$_SERVER['INTERFACE'] => array_replace_recursive($this->document->buffer[$_SERVER['INTERFACE']] ?? [], $data)]
+				// Search the session data in ArangoDB
+				return collection::execute(
+					<<<'AQL'
+					FOR d IN @@collection
+						FILTER d.address == @address && d.expires > @time && d.active == true
+						SORT d.updated DESC
+						LIMIT 1
+						RETURN d
+					AQL,
+					[
+						'@collection' => static::COLLECTION,
+						'address' => $$address,
+						'time' =>	time()
+					],
+					errors: $$errors
 				);
-
-				// Write to ArangoDB and exit (success)
-				return document::update($this::$arangodb->session, $this->document) ? true : throw new exception('Не удалось записать данные в буфер сессии');
-			} else throw new exception('Could not initialize the collection');
-		} catch (exception $e) {
-			// Write to the registry of errors
-			$errors[] = [
-				'text' => $e->getMessage(),
-				'file' => $e->getFile(),
-				'line' => $e->getLine(),
-				'stack' => $e->getTrace()
+			} else throw new exception('Failed to initialize ' . static::TYPE . ' collection: ' . static::COLLECTION);
+		} catch (exception $$e) {
+			// Writing to the registry of errors
+			$$errors[] = [
+				'text' => $$e->getMessage(),
+				'file' => $$e->getFile(),
+				'line' => $$e->getLine(),
+				'stack' => $$e->getTrace()
 			];
 		}
 
-		return false;
-	}
-
-	/**
-	 * Write
-	 *
-	 * Write a property into an instance of the ArangoDB document
-	 *
-	 * @param string $name Name of the property
-	 * @param mixed $value Content of the property
-	 *
-	 * @return void
-	 */
-	public function __set(string $name, mixed $value = null): void
-	{
-		// Write to the property into an instance of the ArangoDB document and exit (success)
-		$this->document->{$name} = $value;
-	}
-
-	/**
-	 * Read
-	 *
-	 * Read a property from an instance of the ArangoDB docuemnt
-	 * 
-	 * @param string $name Name of the property
-	 *
-	 * @return mixed Content of the property
-	 */
-	public function __get(string $name): mixed
-	{
-		// Read a property from an instance of the ArangoDB document and exit (success)
-		return match ($name) {
-			'arangodb' => $this::$arangodb,
-			default => $this->document->{$name}
-		};
-	}
-
-	/**
-	 * Delete
-	 *
-	 * Deinitialize the property in an instance of the ArangoDB document
-	 *
-	 * @param string $name Name of the property
-	 *
-	 * @return void
-	 */
-	public function __unset(string $name): void
-	{
-		// Delete the property in an instance of the ArangoDB document and exit (success)
-		unset($this->document->{$name});
-	}
-
-	/**
-	 * Check of initialization
-	 *
-	 * Check of initialization of the property into an instance of the ArangoDB document
-	 *
-	 * @param string $name Name of the property
-	 *
-	 * @return bool The property is initialized?
-	 */
-	public function __isset(string $name): bool
-	{
-		// Check of initializatio nof the property and exit (success)
-		return isset($this->document->{$name});
-	}
-
-	/**
-	 * Execute a method
-	 *
-	 * Execute a method from an instance of the ArangoDB document
-	 *
-	 * @param string $name Name of the method
-	 * @param array $arguments Arguments for the method
-	 *
-	 * @return mixed Result of execution of the method
-	 */
-	public function __call(string $name, array $arguments = []): mixed
-	{
-		// Execute the method and exit (success)
-		if (method_exists($this->document, $name)) return $this->document->{$name}($arguments);
-	}
-}
+		// Exit (fail)
+		return null;
+	}}

author/project/system/models/traits/buffer.php

@@ -0,0 +1,84 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ${REPO_OWNER}\${REPO_NAME}\models\traits;
+
+// Files of the project
+use ${REPO_OWNER}\${REPO_NAME}\models\traits\document as document_trait,
+	${REPO_OWNER}\${REPO_NAME}\models\interfaces\document as document_interface,
+	${REPO_OWNER}\${REPO_NAME}\models\interfaces\collection as collection_interface,
+	${REPO_OWNER}\${REPO_NAME}\models\enumerations\language;
+
+// Library for ArangoDB
+use ArangoDBClient\Document as _document;
+
+// Framework for ArangoDB
+use mirzaev\arangodb\collection,
+	mirzaev\arangodb\document;
+
+// Built-in libraries
+use exception;
+
+/**
+ * Buffer
+ *
+ * Storage of data in the document from ArangoDB
+ *
+ * @uses document
+ * @uses document_interface
+ * @uses collection_interface
+ *
+ * @param static COLLECTION Name of the collection in ArangoDB
+ * @param static TYPE Type of the collection in ArangoDB
+ *
+ * @package ${REPO_OWNER}\${REPO_NAME}\models\traits
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author ${REPO_OWNER} <mail@domain.zone>
+ */
+trait buffer
+{
+	/**
+	 * Write to buffer of the document
+	 *
+	 * @param array $$data Data for writing (merge)
+	 * @param array &$$errors Registry of errors
+	 *
+	 * @return bool Is data has written into the document from ArangoDB?
+	 */
+	public function write(array $$data, array &$$errors = []): bool
+	{
+		try {
+			if (collection::initialize(static::COLLECTION, static::TYPE, errors: $$errors)) {
+				// Initialized the collection
+
+				// Is the instance of the document from ArangoDB are initialized?
+				if (!isset($$this->document)) throw new exception('The instance of the sessoin document from ArangoDB is not initialized');
+
+				// Writing data into buffer of the instance of the document from ArangoDB
+				$$this->document->buffer = array_replace_recursive($$this->document->buffer ?? [], $$data);
+
+				// Is the buffer of the instance of the document from ArangoDB exceed 10 megabytes?
+				if (mb_strlen(json_encode($$this->document->buffer)) > 10485760) throw new exception('The buffer size exceeds 10 megabytes');
+
+				// Serializing parameters
+				if ($$this->document->language instanceof language) $$this->document->language = $$this->document->language->name;
+
+				// Writing to ArangoDB and exit (success)
+				return document::update($$this->document, errors: $$errors);
+			} else throw new exception('Failed to initialize ' . static::TYPE . ' collection: ' . static::COLLECTION);
+		} catch (exception $$e) {
+			// Writing to the registry of errors
+			$$errors[] = [
+				'text' => $$e->getMessage(),
+				'file' => $$e->getFile(),
+				'line' => $$e->getLine(),
+				'stack' => $$e->getTrace()
+			];
+		}
+
+		// Exit (fail)
+		return false;
+	}
+}

author/project/system/models/traits/document.php

@@ -0,0 +1,206 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ${REPO_OWNER}\${REPO_NAME}\models\traits;
+
+// Files of the project
+use ${REPO_OWNER}\${REPO_NAME}\models\interfaces\document as document_interface,
+	${REPO_OWNER}\${REPO_NAME}\models\interfaces\collection as collection_interface,
+	${REPO_OWNER}\${REPO_NAME}\models\connect;
+
+// Library для ArangoDB
+use ArangoDBClient\Document as _document;
+
+// Framework for ArangoDB
+use mirzaev\arangodb\connection as arangodb,
+	mirzaev\arangodb\document as framework_document,
+	mirzaev\arangodb\collection;
+
+// Built-in libraries
+use exception;
+
+/**
+ * Trait for implementing a document instance from ArangoDB
+ *
+ * @uses document_interface
+ *
+ * @var protected readonly _document|null $$document An instance of the ArangoDB document
+ *
+ * @package ${REPO_OWNER}\${REPO_NAME}\models\traits
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author ${REPO_OWNER} <mail@domain.zone>
+ */
+trait document
+{
+	/**
+	 * Document
+	 *
+	 * @var _document $$document An instance of the document from ArangoDB
+	 */
+	protected readonly _document $$document;
+
+	/**
+	 * Constructor
+	 *
+	 * @param bool $$initialize Initialize a model?
+	 * @param ?arangodb $$arangodb Instance of a session of ArangoDB
+	 * @param _document|null|false $$document An instance of the ArangoDB document
+	 *
+	 * @return void
+	 */
+	public function __construct(
+		bool $$initialize = true,
+		?arangodb $$arangodb = null,
+		_document|null|false $$document = false
+	) {
+		// For the extends system
+		parent::__construct($$initialize, $$arangodb);
+
+		// Writing to the property
+		if ($$document instanceof _document) $$this->__document($$document);
+		else if ($$document === null) throw new exception('Failed to initialize an instance of the document from ArangoDB');
+	}
+
+	/**
+	 * Write or read document
+	 *
+	 * @param _document|null $$document Instance of document from ArangoDB
+	 *
+	 * @return _document|null Instance of document from ArangoDB
+	 */
+	public function __document(?_document $$document = null): ?_document
+	{
+		// Writing a property storing a document instance to ArangoDB
+		if ($$document) $$this->document ??= $$document;
+
+		// Read a property storing a document instance to ArangoDB and exit (success)
+		return $$this->document ?? null;
+	}
+
+	/**
+	 * Connect
+	 *
+	 * @param collecton_interface $$document Document
+	 * @param array &$$errors Registry of errors
+	 *
+	 * @return string|null The identifier of the created edge of the "connect" collection, if created
+	 */
+	public function connect(collection_interface $$document, array &$$errors = []): ?string
+	{
+		try {
+			if (collection::initialize(static::COLLECTION, static::TYPE, errors: $$errors)) {
+				if (collection::initialize(connect::COLLECTION, connect::TYPE, errors: $$errors)) {
+					if (collection::initialize($$document::COLLECTION, $$document::TYPE, errors: $$errors)) {
+						// Initialized collections 
+
+						if ($$this->document instanceof _document) {
+							// Initialized instance of the document from ArangoDB
+
+							// Writing document and exit (success)
+							return framework_document::write(
+								connect::COLLECTION,
+								[
+									'_from' => $$document->getId(),
+									'_to' => $$this->document->getId()
+								],
+								errors: $$errors
+							);
+						} else  throw new exception('The instance of the document from ArangoDB is not initialized');
+					} else throw new exception('Failed to initialize ' . $$document::TYPE . ' collection: ' . $$document::COLLECTION);
+				} else throw new exception('Failed to initialize ' . connect::TYPE . ' collection: ' . connect::COLLECTION);
+			} else throw new exception('Failed to initialize ' . static::TYPE . ' collection: ' . static::COLLECTION);
+		} catch (exception $$e) {
+			// Writing to the registry of errors
+			$$errors[] = [
+				'text' => $$e->getMessage(),
+				'file' => $$e->getFile(),
+				'line' => $$e->getLine(),
+				'stack' => $$e->getTrace()
+			];
+		}
+
+		// Exit (fail)
+		return null;
+	}
+
+	/**
+	 * Write
+	 *
+	 * Write a property into an instance of the ArangoDB document
+	 *
+	 * @param string $$name Name of the property
+	 * @param mixed $$value Content of the property
+	 *
+	 * @return void
+	 */
+	public function __set(string $$name, mixed $$value = null): void
+	{
+		// Writing to the property into an instance of the ArangoDB document and exit (success)
+		$$this->document->{$$name} = $$value;
+	}
+
+	/**
+	 * Read
+	 *
+	 * Read a property from an instance of the ArangoDB docuemnt
+	 * 
+	 * @param string $$name Name of the property
+	 *
+	 * @return mixed Content of the property
+	 */
+	public function __get(string $$name): mixed
+	{
+		// Read a property from an instance of the ArangoDB document and exit (success)
+		return match ($$name) {
+			default => $$this->document->{$$name}
+		};
+	}
+
+	/**
+	 * Delete
+	 *
+	 * Deinitialize the property in an instance of the ArangoDB document
+	 *
+	 * @param string $$name Name of the property
+	 *
+	 * @return void
+	 */
+	public function __unset(string $$name): void
+	{
+		// Delete the property in an instance of the ArangoDB document and exit (success)
+		unset($$this->document->{$$name});
+	}
+
+	/**
+	 * Check of initialization
+	 *
+	 * Check of initialization of the property into an instance of the ArangoDB document
+	 *
+	 * @param string $$name Name of the property
+	 *
+	 * @return bool The property is initialized?
+	 */
+	public function __isset(string $$name): bool
+	{
+		// Check of initializatio nof the property and exit (success)
+		return isset($$this->document->{$$name});
+	}
+
+	/**
+	 * Execute a method
+	 *
+	 * Execute a method from an instance of the ArangoDB document
+	 *
+	 * @param string $$name Name of the method
+	 * @param array $$arguments Arguments for the method
+	 *
+	 * @return mixed Result of execution of the method
+	 */
+	public function __call(string $$name, array $$arguments = []): mixed
+	{
+		// Execute the method and exit (success)
+		return method_exists($$this->document, $$name) ? $$this->document->{$$name}($$arguments) ?? null : null;
+	}
+}

author/project/system/models/traits/files.php

@@ -0,0 +1,66 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ${REPO_OWNER}\${REPO_NAME}\models\traits;
+
+// Built-in libraries
+use exception;
+
+/**
+ * Files
+ *
+ * Trait with files handlers
+ *
+ * @method static void delete(string $$directory, array &$$errors)
+ *
+ * @package ${REPO_OWNER}\${REPO_NAME}\models\traits
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author ${REPO_OWNER} <mail@domain.zone>
+ */
+trait files
+{
+	/**
+	 * Delete
+	 *
+	 * Delete files recursively
+	 * 
+	 * @param string $$directory Directory
+	 * @param array &$$errors Registry of errors
+	 *
+	 * @return void
+	 */
+	private static function delete(string $$directory, array &$$errors = []): void
+	{
+		try {
+			if (file_exists($$directory)) {
+				// Directory exists
+
+				// Deleting descendant files and directories (enter to the recursion)
+				foreach (scandir($$directory) as $$file) {
+					if ($$file === '.' || $$file === '..') continue;
+					else if (is_dir("$$directory/$$file")) static::delete("$$directory/$$file", $$errors);
+					else unlink("$$directory/$$file");
+				}
+
+				// Deleting the directory
+				rmdir($$directory);
+
+				// Exit (success)
+				return;
+			} else throw new exception('Directory does not exist');
+		} catch (exception $$e) {
+			// Writing to the registry of errors
+			$$errors[] = [
+				'text' => $$e->getMessage(),
+				'file' => $$e->getFile(),
+				'line' => $$e->getLine(),
+				'stack' => $$e->getTrace()
+			];
+		}
+
+		// Exit (fail)
+		return;
+	}
+}

author/project/system/models/traits/status.php

@@ -4,37 +4,51 @@ declare(strict_types=1);
 
 namespace ${REPO_OWNER}\${REPO_NAME}\models\traits;
 
+// Files of the project
+use ${REPO_OWNER}\${REPO_NAME}\models\traits\document as document_trait,
+	${REPO_OWNER}\${REPO_NAME}\models\interfaces\document as document_interface;
+
 // Built-in libraries
 use exception;
 
 /**
- * Trait fo initialization of a status
+ * Status (DUMB SHIT)
+ *
+ * Trait for initialization of a status
+ * 
+ * @uses document_trait
+ * @uses document_interface
+ *
+ * @method bool|null status(array &$$errors) Check document by its status
  *
  * @package ${REPO_OWNER}\${REPO_NAME}\models\traits
  *
- * @author ${REPO_OWNER} < mail >
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author ${REPO_OWNER} <mail@domain.zone>
  */
 trait status
 {
 	/**
-	 * Initialize of a status
+	 * Status
 	 *
-	 * @param array &$errors Registry of errors
+	 * Check document by its status
 	 *
-	 * @return ?bool Status, if they are found
+	 * @param array &$$errors Registry of errors
+	 *
+	 * @return ?bool Status, if found
 	 */
-	public function status(array &$errors = []): ?bool
+	public function status(array &$$errors = []): ?bool
 	{
 		try {
 			// Read from ArangoDB and exit (success)
-			return $this->document->active ?? false;
-		} catch (exception $e) {
-			// Write to the registry of errors
-			$errors[] = [
-				'text' => $e->getMessage(),
-				'file' => $e->getFile(),
-				'line' => $e->getLine(),
-				'stack' => $e->getTrace()
+			return $$this->document->active ?? false;
+		} catch (exception $$e) {
+			// Writing to the registry of errors
+			$$errors[] = [
+				'text' => $$e->getMessage(),
+				'file' => $$e->getFile(),
+				'line' => $$e->getLine(),
+				'stack' => $$e->getTrace()
 			];
 		}
 

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;
+}