move repositories and models into own namespace, create interfaces

src/Model/CacheModel.php

@@ -0,0 +1,83 @@
+<?php
+
+// Copyright (C) 2010-2024, the Friendica project
+// SPDX-FileCopyrightText: 2010-2024 the Friendica project
+//
+// SPDX-License-Identifier: AGPL-3.0-or-later
+
+declare(strict_types=1);
+
+namespace Friendica\Model;
+
+use Exception;
+use Friendica\Database\DBA;
+use Friendica\Database\Entity\CacheEntity;
+
+/**
+ * Model for a row in the cache table
+ */
+final class CacheModel implements CacheEntity
+{
+	/**
+	 * Validates the row array and creates the entity
+	 *
+	 * @throws Exception If $data['v'] contains invalid data that could not unserialize.
+	 */
+	public static function createFromArray(array $data): self
+	{
+		$rawValue = array_key_exists('v', $data) ? (string) $data['v'] : '';
+		$value = @unserialize($rawValue);
+
+		// Only return a value if the serialized value is valid.
+		// We also check if the db entry is a serialized
+		// boolean 'false' value (which we want to return).
+		if ($value === false && $rawValue !== 'b:0;' ) {
+			throw new Exception(sprintf('Invalid value data for cache object.'));
+		}
+
+		$entity = new self();
+		array_key_exists('k', $data) ?? $entity->k = (string) $data['k'];
+		$entity->v = $rawValue;
+		$entity->value = $value;
+		array_key_exists('expired', $data) ?? $entity->expired = (string) $data['expired'];
+		array_key_exists('updated', $data) ?? $entity->updated = (string) $data['updated'];
+
+		return $entity;
+	}
+
+	/**
+	 * cache key
+	 */
+	private string $k = '';
+
+	/**
+	 * cached serialized value
+	 */
+	private string $v = '';
+
+	/**
+	 *
+	 * @var mixed $value cached unserialized value
+	 */
+	private $value;
+
+	/**
+	 * datetime of cache expiration
+	 */
+	private string $expired = DBA::NULL_DATETIME;
+
+	/**
+	 * datetime of cache insertion
+	 */
+	private string $updated = DBA::NULL_DATETIME;
+
+	private function __construct() {}
+
+	/**
+	 * @return mixed
+	 */
+	public function getValue()
+	{
+		return $this->value;
+	}
+}