Unify "Capability"

src/Core/Hooks/Capability/BehavioralHookType.php

@@ -0,0 +1,37 @@
+<?php
+/**
+ * @copyright Copyright (C) 2010-2023, the Friendica project
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace Friendica\Core\Hooks\Capability;
+
+/**
+ * An enum of hook types, based on behavioral design patterns
+ * @see https://refactoring.guru/design-patterns/behavioral-patterns
+ */
+interface BehavioralHookType
+{
+	/**
+	 * Defines the key for the list of strategy-hooks.
+	 *
+	 * @see https://refactoring.guru/design-patterns/strategy
+	 */
+	const STRATEGY = 'strategy';
+	const EVENT    = 'event';
+}

src/Core/Hooks/Capability/ICanCreateInstances.php

@@ -0,0 +1,41 @@
+<?php
+/**
+ * @copyright Copyright (C) 2010-2023, the Friendica project
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace Friendica\Core\Hooks\Capability;
+
+/**
+ * creates special instances for given classes
+ */
+interface ICanCreateInstances
+{
+	/**
+	 * Returns a new instance of a given class for the corresponding name
+	 *
+	 * The instance will be build based on the registered strategy and the (unique) name
+	 *
+	 * @param string $class     The fully-qualified name of the given class or interface which will get returned
+	 * @param string $strategy  An arbitrary identifier to find a concrete instance strategy.
+	 * @param array  $arguments Additional arguments, which can be passed to the constructor of "$class" at runtime
+	 *
+	 * @return object The concrete instance of the type "$class"
+	 */
+	public function create(string $class, string $strategy, array $arguments = []): object;
+}

src/Core/Hooks/Capability/ICanRegisterStrategies.php

@@ -0,0 +1,46 @@
+<?php
+/**
+ * @copyright Copyright (C) 2010-2023, the Friendica project
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace Friendica\Core\Hooks\Capability;
+
+use Friendica\Core\Hooks\Exceptions\HookRegisterArgumentException;
+
+/**
+ * Register strategies for given classes
+ */
+interface ICanRegisterStrategies
+{
+	/**
+	 * Register a class(strategy) for a given interface with a unique name.
+	 *
+	 * @see https://refactoring.guru/design-patterns/strategy
+	 *
+	 * @param string  $interface The interface, which the given class implements
+	 * @param string  $class     The fully-qualified given class name
+	 *                           A placeholder for dependencies is possible as well
+	 * @param ?string $name      An arbitrary identifier for the given strategy, which will be used for factories, dependency injections etc.
+	 *
+	 * @return $this This interface for chain-calls
+	 *
+	 * @throws HookRegisterArgumentException in case the given class for the interface isn't valid or already set
+	 */
+	public function registerStrategy(string $interface, string $class, ?string $name = null): self;
+}