Commit realizado el 12:13:52 08-04-2024
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186
wp-content/plugins/web-stories/includes/AMP/Optimization.php
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186
wp-content/plugins/web-stories/includes/AMP/Optimization.php
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<?php
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/**
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* Class Optimization
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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\AMP;
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use Google\Web_Stories_Dependencies\AmpProject\AmpWP\RemoteRequest\CachedRemoteGetRequest;
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use Google\Web_Stories_Dependencies\AmpProject\AmpWP\RemoteRequest\WpHttpRemoteGetRequest;
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use Google\Web_Stories_Dependencies\AmpProject\Dom\Document;
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use Google\Web_Stories_Dependencies\AmpProject\Optimizer\Configuration;
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use Google\Web_Stories_Dependencies\AmpProject\Optimizer\Configuration\AmpStoryCssOptimizerConfiguration;
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use Google\Web_Stories_Dependencies\AmpProject\Optimizer\DefaultConfiguration;
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use Google\Web_Stories_Dependencies\AmpProject\Optimizer\Error;
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use Google\Web_Stories_Dependencies\AmpProject\Optimizer\ErrorCollection;
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use Google\Web_Stories_Dependencies\AmpProject\Optimizer\LocalFallback;
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use Google\Web_Stories_Dependencies\AmpProject\Optimizer\TransformationEngine;
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use Google\Web_Stories_Dependencies\AmpProject\Optimizer\Transformer\AmpRuntimeCss;
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use Google\Web_Stories_Dependencies\AmpProject\Optimizer\Transformer\AmpStoryCssOptimizer;
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use Google\Web_Stories_Dependencies\AmpProject\Optimizer\Transformer\MinifyHtml;
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use Google\Web_Stories_Dependencies\AmpProject\Optimizer\Transformer\OptimizeAmpBind;
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use Google\Web_Stories_Dependencies\AmpProject\Optimizer\Transformer\OptimizeHeroImages;
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use Google\Web_Stories_Dependencies\AmpProject\Optimizer\Transformer\RewriteAmpUrls;
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use Google\Web_Stories_Dependencies\AmpProject\Optimizer\Transformer\ServerSideRendering;
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use Google\Web_Stories_Dependencies\AmpProject\Optimizer\Transformer\TransformedIdentifier;
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use Google\Web_Stories_Dependencies\AmpProject\RemoteRequest\FallbackRemoteGetRequest;
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use Google\Web_Stories_Dependencies\AmpProject\RemoteRequest\FilesystemRemoteGetRequest;
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/**
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* Optimization class.
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*
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* @since 1.1.0
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*/
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class Optimization {
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/**
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* Optimizes a document.
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*
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* @since 1.1.0
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*
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* @param Document $document Document instance.
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*/
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public function optimize_document( Document $document ): void {
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$errors = new ErrorCollection();
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$this->get_optimizer()->optimizeDom( $document, $errors );
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if ( \count( $errors ) > 0 ) {
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/**
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* Error list.
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*
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* @var Error[] $errors_array Error list.
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*/
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$errors_array = iterator_to_array( $errors );
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$error_messages = array_filter(
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array_map(
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static function ( Error $error ) {
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// Hidden because amp-story is a render-delaying extension.
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if ( 'CannotRemoveBoilerplate' === $error->getCode() ) {
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return '';
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}
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return ' - ' . $error->getCode() . ': ' . $error->getMessage();
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},
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$errors_array
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)
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);
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if ( ! empty( $error_messages ) ) {
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$document->head->appendChild(
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$document->createComment( "\n" . __( 'AMP optimization could not be completed due to the following:', 'web-stories' ) . "\n" . implode( "\n", $error_messages ) . "\n" )
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);
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}
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}
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}
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/**
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* Optimizer instance to use.
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*
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* @since 1.1.0
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*
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* @link https://github.com/ampproject/amp-wp/blob/8856284d90fc8558c30acc029becd352ae26e4e1/includes/class-amp-theme-support.php#L2235-L2255
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* @see AMP_Theme_Support::get_optimizer
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*
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* @return TransformationEngine Optimizer transformation engine to use.
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*/
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private function get_optimizer(): TransformationEngine {
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$configuration = self::get_optimizer_configuration();
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$fallback_remote_request_pipeline = new FallbackRemoteGetRequest(
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new WpHttpRemoteGetRequest(),
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new FilesystemRemoteGetRequest( LocalFallback::getMappings() )
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);
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$cached_remote_request = new CachedRemoteGetRequest( $fallback_remote_request_pipeline, WEEK_IN_SECONDS );
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return new TransformationEngine(
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$configuration,
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$cached_remote_request
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);
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}
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/**
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* Get the AmpProject\Optimizer configuration object to use.
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*
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* @since 1.1.0
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*
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* @link https://github.com/ampproject/amp-wp/blob/5405daa38e65f0ec16ffc920014d0110b03ee773/src/Optimizer/AmpWPConfiguration.php#L43-L78
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* @see AmpWPConfiguration::apply_filters()
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*
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* @return Configuration Optimizer configuration to use.
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*/
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private static function get_optimizer_configuration(): Configuration {
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$transformers = Configuration::DEFAULT_TRANSFORMERS;
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$transformers[] = AmpStoryCssOptimizer::class;
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/**
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* Filter whether the AMP Optimizer should use server-side rendering or not.
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*
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* @since 1.1.0
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*
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* @param bool $enable_ssr Whether the AMP Optimizer should use server-side rendering or not.
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*/
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$enable_ssr = apply_filters( 'web_stories_enable_ssr', true );
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// In debugging mode, we don't use server-side rendering, as it further obfuscates the HTML markup.
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if ( ! $enable_ssr ) {
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$transformers = array_diff(
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$transformers,
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[
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AmpRuntimeCss::class,
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OptimizeHeroImages::class,
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OptimizeAmpBind::class,
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RewriteAmpUrls::class,
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ServerSideRendering::class,
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TransformedIdentifier::class,
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AmpStoryCssOptimizer::class,
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]
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);
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}
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$configuration = [
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Configuration::KEY_TRANSFORMERS => $transformers,
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AmpStoryCssOptimizer::class => [
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AmpStoryCssOptimizerConfiguration::OPTIMIZE_AMP_STORY => true,
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],
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MinifyHtml::class => [
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// Prevents issues with rounding floats, relevant for things like shopping (product prices).
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Configuration\MinifyHtmlConfiguration::MINIFY_JSON => false,
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],
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];
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/**
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* Filter the configuration to be used for the AMP Optimizer.
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*
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* @since 1.1.0
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*
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* @param array $configuration Associative array of configuration data.
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*/
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$configuration = apply_filters( 'web_stories_amp_optimizer_config', $configuration );
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return new DefaultConfiguration( $configuration );
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}
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}
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