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67 lines
1.7 KiB
PHTML
67 lines
1.7 KiB
PHTML
8 months ago
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<?php
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/**
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* PluginFactory class.
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*
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* @link https://github.com/googleforcreators/web-stories-wp
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*
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* @copyright 2020 Google LLC
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* @license https://www.apache.org/licenses/LICENSE-2.0 Apache License 2.0
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*/
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/**
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* Copyright 2020 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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declare(strict_types = 1);
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namespace Google\Web_Stories;
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use Google\Web_Stories\Infrastructure\ServiceBasedPlugin;
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/**
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* PluginFactory class.
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*
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* The plugin factory is responsible for instantiating the plugin and returning
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* that instance.
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*
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* It can decide whether to return a shared or a fresh instance as needed.
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*
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* To read more about why this is preferable to a Singleton,
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*
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* @since 1.11.0
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*
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* @see https://www.alainschlesser.com/singletons-shared-instances/
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*/
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class PluginFactory extends ServiceBasedPlugin {
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/**
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* Create and return an instance of the plugin.
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*
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* This always returns a shared instance. This way, outside code can always
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* get access to the object instance of the plugin.
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*
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* @return Plugin Plugin instance.
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*/
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public static function create(): Plugin {
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static $plugin = null;
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if ( null === $plugin ) {
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$plugin = new Plugin();
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}
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return $plugin;
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}
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}
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