128 lines
3.3 KiB
PHP
128 lines
3.3 KiB
PHP
<?php
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/**
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* @package Joomla.Plugin
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* @subpackage Schemaorg.Custom
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*
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* @copyright (C) 2024 Open Source Matters, Inc. <https://www.joomla.org>
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* @license GNU General Public License version 2 or later; see LICENSE.txt
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*/
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namespace Joomla\Plugin\Schemaorg\Custom\Extension;
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use Joomla\CMS\Event\Plugin\System\Schemaorg\BeforeCompileHeadEvent;
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use Joomla\CMS\Event\Plugin\System\Schemaorg\PrepareSaveEvent;
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use Joomla\CMS\Language\Text;
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use Joomla\CMS\Plugin\CMSPlugin;
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use Joomla\CMS\Schemaorg\SchemaorgPluginTrait;
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use Joomla\Event\Priority;
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use Joomla\Event\SubscriberInterface;
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use Joomla\Registry\Registry;
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// phpcs:disable PSR1.Files.SideEffects
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\defined('_JEXEC') or die;
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// phpcs:enable PSR1.Files.SideEffects
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/**
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* Schemaorg Plugin
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*
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* @since 5.1.0
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*/
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final class Custom extends CMSPlugin implements SubscriberInterface
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{
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use SchemaorgPluginTrait;
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/**
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* Load the language file on instantiation.
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*
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* @var boolean
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* @since 5.1.0
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*/
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protected $autoloadLanguage = true;
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/**
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* The name of the schema form
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*
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* @var string
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* @since 5.1.0
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*/
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protected $pluginName = 'Custom';
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/**
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* Returns an array of events this subscriber will listen to.
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*
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* @return array
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*
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* @since 5.1.0
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*/
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public static function getSubscribedEvents(): array
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{
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return [
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'onSchemaPrepareForm' => 'onSchemaPrepareForm',
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'onSchemaBeforeCompileHead' => ['onSchemaBeforeCompileHead', Priority::BELOW_NORMAL],
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'onSchemaPrepareSave' => 'onSchemaPrepareSave',
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];
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}
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public function onSchemaPrepareSave(PrepareSaveEvent $event): void
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{
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$subject = $event->getData();
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if (empty($subject->schemaType) || $subject->schemaType !== 'Custom' || !isset($subject->schema)) {
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return;
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}
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try {
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$schema = new Registry($subject->schema);
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$json = (new Registry($schema->get('json')))->toArray();
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} catch (\RuntimeException $e) {
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$this->getApplication()->enqueueMessage(Text::_('PLG_SCHEMAORG_CUSTOM_JSON_ERROR'), 'error');
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return;
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}
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if (!isset($json['@context']) || !preg_match('#^https://schema.org/?$#', $json['@context']) || !isset($json['@type'])) {
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$this->getApplication()->enqueueMessage(Text::_('PLG_SCHEMAORG_CUSTOM_JSON_ERROR'), 'error');
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return;
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}
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$schema->set('json', json_encode($json, JSON_PRETTY_PRINT));
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$subject->schema = $schema->toString();
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$event->setArgument('subject', $subject);
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}
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/**
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* Cleanup all Custom types
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*
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* @param BeforeCompileHeadEvent $event The given event
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*
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* @return void
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*
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* @since 5.1.0
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*/
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public function onSchemaBeforeCompileHead(BeforeCompileHeadEvent $event): void
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{
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$schema = $event->getSchema();
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$graph = $schema->get('@graph');
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foreach ($graph as $i => $entry) {
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if (!isset($entry['@type']) || $entry['@type'] !== 'Custom') {
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continue;
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}
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$json = (new Registry($entry['json']))->toArray();
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if (isset($json['@context'])) {
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unset($json['@context']);
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}
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$graph[$i] = $json;
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}
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$schema->set('@graph', $graph);
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}
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}
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