Update legacy theme styles to add responsiveness to featured image

.github/workflows/build-test-measure.yml

@@ -156,6 +156,36 @@ jobs:
           repo-token: '${{ secrets.GITHUB_TOKEN }}'
           report-json: 'lint-js-report.json'
 
+#-----------------------------------------------------------------------------------------------------------------------
+
+  normalize-composer:
+    name: 'Normalize composer.json'
+    needs: pre-run
+    if: needs.pre-run.outputs.changed-php-count > 0 || needs.pre-run.outputs.changed-gha-workflow-count > 0
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: '8.1'
+          coverage: none
+
+      - name: Get composer-normalize.phar
+        run: |
+          wget https://github.com/ergebnis/composer-normalize/releases/latest/download/composer-normalize.phar
+          chmod +x composer-normalize.phar
+
+      - name: Validate composer.json
+        run: composer --no-interaction validate --no-check-all
+
+      - name: Normalize composer.json
+        run: |
+          composer config --no-interaction --no-plugins allow-plugins.ergebnis/composer-normalize true
+          ./composer-normalize.phar --dry-run
+
 #-----------------------------------------------------------------------------------------------------------------------
 
   lint-php:
@@ -189,18 +219,9 @@ jobs:
       - name: Install Composer dependencies
         run: composer install --prefer-dist --optimize-autoloader --no-progress --no-interaction
 
-      - name: Validate composer.json
-        run: composer --no-interaction validate --no-check-all
-
       - name: Detect coding standard violations (PHPCS)
         run: vendor/bin/phpcs -q --report=checkstyle --runtime-set ignore_errors_on_exit 1 --runtime-set ignore_warnings_on_exit 1 | cs2pr --graceful-warnings
 
-      - name: Normalize composer.json
-        run: |
-          composer config --no-interaction --no-plugins allow-plugins.ergebnis/composer-normalize true
-          composer require --no-interaction --dev ergebnis/composer-normalize --ignore-platform-reqs
-          composer --no-interaction normalize --dry-run
-
 #-----------------------------------------------------------------------------------------------------------------------
 
   static-analysis-php:
@@ -362,12 +383,13 @@ jobs:
       mysql:
         image: mariadb:latest
         env:
-          MYSQL_ALLOW_EMPTY_PASSWORD: true
-          MYSQL_ROOT_PASSWORD:
-          MYSQL_DATABASE: wordpress_test
+          MARIADB_ALLOW_EMPTY_ROOT_PASSWORD: true
+          MARIADB_DATABASE: wordpress_test
+          MARIADB_MYSQL_LOCALHOST_USER: 1
+          MARIADB_MYSQL_LOCALHOST_GRANTS: USAGE
         ports:
           - 3306
-        options: --health-cmd="mysqladmin ping" --health-interval=10s --health-timeout=5s --health-retries=3
+        options: --health-cmd="healthcheck.sh --su-mysql --connect --innodb_initialized" --health-interval=10s --health-timeout=5s --health-retries=3
     continue-on-error: ${{ matrix.experimental == true }}
     strategy:
       fail-fast: false
@@ -606,12 +628,13 @@ jobs:
       mysql:
         image: mariadb:latest
         env:
-          MYSQL_ALLOW_EMPTY_PASSWORD: true
-          MYSQL_ROOT_PASSWORD:
-          MYSQL_DATABASE: wordpress_test
+          MARIADB_ALLOW_EMPTY_ROOT_PASSWORD: true
+          MARIADB_DATABASE: wordpress_test
+          MARIADB_MYSQL_LOCALHOST_USER: 1
+          MARIADB_MYSQL_LOCALHOST_GRANTS: USAGE
         ports:
           - 3306
-        options: --health-cmd="mysqladmin ping" --health-interval=10s --health-timeout=5s --health-retries=3
+        options: --health-cmd="healthcheck.sh --su-mysql --connect --innodb_initialized" --health-interval=10s --health-timeout=5s --health-retries=3
     continue-on-error: ${{ matrix.experimental == true }}
     strategy:
       fail-fast: false

bin/ci/install-wp-tests.sh

@@ -135,7 +135,8 @@ install_db() {
 	fi
 
 	# create database
-	mysqladmin create "$DB_NAME" --user="$DB_USER" --password="$DB_PASS""$EXTRA"
+	mariadb-admin create $DB_NAME --user="$DB_USER" --password="$DB_PASS"$EXTRA || \
+		mysqladmin create "$DB_NAME" --user="$DB_USER" --password="$DB_PASS"$EXTRA
 }
 
 install_wp

includes/embeds/class-amp-core-block-handler.php

@@ -569,6 +569,7 @@ private function process_text_widgets( Document $dom ) {
 		foreach ( $dom->xpath->query( '//div[ @class = "textwidget" ]' ) as $text_widget ) {
 			// Restore the width/height attributes which were preserved in preserve_widget_text_element_dimensions.
 			foreach ( $dom->xpath->query( sprintf( './/*[ @%s or @%s ]', self::AMP_PRESERVED_WIDTH_ATTRIBUTE_NAME, self::AMP_PRESERVED_HEIGHT_ATTRIBUTE_NAME ), $text_widget ) as $element ) {
+				/** @var DOMElement $element */
 				if ( $element->hasAttribute( self::AMP_PRESERVED_WIDTH_ATTRIBUTE_NAME ) ) {
 					$element->setAttribute( Attribute::WIDTH, $element->getAttribute( self::AMP_PRESERVED_WIDTH_ATTRIBUTE_NAME ) );
 					$element->removeAttribute( self::AMP_PRESERVED_WIDTH_ATTRIBUTE_NAME );
@@ -586,6 +587,7 @@ private function process_text_widgets( Document $dom ) {
 			 * responsive so this is built-in. Note also the style rule for .wp-video in amp-default.css.
 			 */
 			foreach ( $dom->xpath->query( './/div[ @class = "wp-video" and @style ]', $text_widget ) as $element ) {
+				/** @var DOMElement $element */
 				$element->removeAttribute( 'style' );
 			}
 		}

includes/embeds/class-amp-tumblr-embed-handler.php

@@ -86,6 +86,8 @@ public function sanitize_raw_embeds( Document $dom ) {
 			);
 			$overflow_element->textContent = __( 'See more', 'amp' );
 			$amp_element->appendChild( $overflow_element );
+
+			/** @var DOMElement $placeholder */
 			$placeholder->setAttribute( Attribute::PLACEHOLDER, '' );
 			$amp_element->appendChild( $placeholder );
 

includes/sanitizers/class-amp-style-sanitizer.php

@@ -1017,6 +1017,7 @@ public function sanitize() {
 			}
 		} else {
 			foreach ( $styled_elements as $element ) {
+				/** @var DOMElement $element */
 				$attr = $element->getAttributeNode( Attribute::STYLE );
 				if ( $attr && preg_match( '/!\s*important/i', $attr->value ) ) {
 					ValidationExemption::mark_node_as_px_verified( $attr );

src/ReaderThemeSupportFeatures.php

@@ -579,40 +579,49 @@ public function get_relative_luminance_from_hex( $hex ) {
 	 * @return bool False if `wp_get_global_settings()` not exists or theme.json not found, true otherwise.
 	 */
 	private function theme_has_theme_json() {
-		if ( function_exists( 'wp_theme_has_theme_json' ) ) {
-			return wp_theme_has_theme_json();
+		// @TODO: Uncomment this once `wp_theme_has_theme_json()` caching is fixed.
+		// if ( function_exists( 'wp_theme_has_theme_json' ) ) {
+		// return wp_theme_has_theme_json();
+		// }
+
+		static $theme_has_support         = null;
+		static $prev_stylesheet_directory = null;
+		static $prev_template_directory   = null;
+
+		$stylesheet_directory = get_stylesheet_directory();
+		$template_directory   = get_template_directory();
+
+		// Make sure that the cached $theme_has_support value is reset when the theme changes.
+		if ( null !== $theme_has_support && (
+				$stylesheet_directory !== $prev_stylesheet_directory ||
+				$template_directory !== $prev_template_directory
+			) ) {
+			$theme_has_support = null;
 		}
-
-		static $theme_has_support = null;
+		$prev_stylesheet_directory = $stylesheet_directory;
+		$prev_template_directory   = $template_directory;
 
 		if (
 			null !== $theme_has_support &&
-
-			/*
-			* Ignore static cache when `WP_DEBUG` is enabled. Why? To avoid interfering with
-			* the theme developer's workflow.
-			*
-			* @todo Replace `WP_DEBUG` once an "in development mode" check is available in Core.
-			*/
-			! ( defined( 'WP_DEBUG' ) && WP_DEBUG ) &&
-
-			/*
-			* Ignore cache when automated test suites are running. Why? To ensure
-			* the static cache is reset between each test.
-			*/
-			! ( defined( 'WP_RUN_CORE_TESTS' ) && WP_RUN_CORE_TESTS )
+			// Ignore static cache when the development mode is set to 'theme', to avoid interfering with
+			// the theme developer's workflow.
+			( function_exists( 'wp_get_development_mode' ) && wp_get_development_mode() !== 'theme' )
 		) {
 			return $theme_has_support;
 		}
 
-		// Does the theme have its own theme.json?
-		$theme_has_support = is_readable( get_stylesheet_directory() . '/theme.json' );
-
-		// Look up the parent if the child does not have a theme.json.
-		if ( ! $theme_has_support ) {
-			$theme_has_support = is_readable( get_template_directory() . '/theme.json' );
+		// This is the same as get_theme_file_path(), which isn't available in load-styles.php context.
+		if ( $stylesheet_directory !== $template_directory && file_exists( $stylesheet_directory . '/theme.json' ) ) {
+			$path = $stylesheet_directory . '/theme.json';
+		} else {
+			$path = $template_directory . '/theme.json';
 		}
 
+		/** This filter is documented in wp-includes/link-template.php */
+		$path = apply_filters( 'theme_file_path', $path, 'theme.json' );
+
+		$theme_has_support = file_exists( $path );
+
 		return $theme_has_support;
 	}
 

templates/style.php

@@ -279,6 +279,11 @@
 .amp-wp-article-featured-image {
 	margin: 0 0 1em;
 }
+.amp-wp-article-featured-image img:not(amp-img) {
+	max-width: 100%;
+	height: auto;
+	margin: 0 auto;
+}
 .amp-wp-article-featured-image amp-img {
 	margin: 0 auto;
 }

tests/php/src/Admin/PolyfillsTest.php

@@ -85,11 +85,11 @@ public function test_registration() {
 
 		// These should pass in WP < 5.6.
 		$this->assertTrue( wp_script_is( 'lodash', 'registered' ) );
-		$this->assertStringContainsString( '_.noConflict();', wp_scripts()->print_inline_script( 'lodash', 'after', false ) );
+		$this->assertStringContainsString( '_.noConflict();', self::get_inline_script( 'lodash', 'after' ) );
 
 		$this->assertTrue( wp_script_is( 'wp-api-fetch', 'registered' ) );
-		$this->assertStringContainsString( 'createRootURLMiddleware', wp_scripts()->print_inline_script( 'wp-api-fetch', 'after', false ) );
-		$this->assertStringContainsString( 'createNonceMiddleware', wp_scripts()->print_inline_script( 'wp-api-fetch', 'after', false ) );
+		$this->assertStringContainsString( 'createRootURLMiddleware', self::get_inline_script( 'wp-api-fetch', 'after' ) );
+		$this->assertStringContainsString( 'createNonceMiddleware', self::get_inline_script( 'wp-api-fetch', 'after' ) );
 
 		$this->assertTrue( wp_script_is( 'wp-hooks', 'registered' ) );
 		$this->assertTrue( wp_script_is( 'wp-i18n', 'registered' ) );
@@ -99,4 +99,26 @@ public function test_registration() {
 
 		$this->assertTrue( wp_style_is( 'wp-components', 'registered' ) );
 	}
+
+	/**
+	 * Get inline script.
+	 *
+	 * @param string $handle Script handle.
+	 * @param string $position Script position.
+	 *
+	 * @return string
+	 */
+	public static function get_inline_script( $handle, $position = 'after' ) {
+		if ( method_exists( wp_scripts(), 'get_inline_script_tag' ) ) {
+			$script = wp_scripts()->get_inline_script_tag( $handle, $position );
+
+			if ( ! $script ) {
+				return false;
+			}
+
+			return $script;
+		} else {
+			return wp_scripts()->print_inline_script( $handle, $position, false );
+		}
+	}
 }

tests/php/src/Editor/EditorSupportTest.php

@@ -8,6 +8,7 @@
 use AmpProject\AmpWP\Infrastructure\Service;
 use AmpProject\AmpWP\Tests\Helpers\WithBlockEditorSupport;
 use AmpProject\AmpWP\Tests\TestCase;
+use AmpProject\AmpWP\Tests\Admin\PolyfillsTest;
 
 /** @coversDefaultClass \AmpProject\AmpWP\Editor\EditorSupport */
 final class EditorSupportTest extends TestCase {
@@ -71,15 +72,15 @@ public function test_supports_current_screen( $post_type_uses_block_editor, $pos
 	/** @covers ::maybe_show_notice() */
 	public function test_dont_show_notice_if_no_screen_defined() {
 		$this->instance->maybe_show_notice();
-		$this->assertFalse( wp_scripts()->print_inline_script( 'wp-edit-post', 'after', false ) );
+		$this->assertFalse( PolyfillsTest::get_inline_script( 'wp-edit-post', 'after' ) );
 	}
 
 	/** @covers ::maybe_show_notice() */
 	public function test_dont_show_notice_for_unsupported_post_type() {
 		$this->setup_environment( true, false );
 
 		$this->instance->maybe_show_notice();
-		$this->assertFalse( wp_scripts()->print_inline_script( 'wp-edit-post', 'after', false ) );
+		$this->assertFalse( PolyfillsTest::get_inline_script( 'wp-edit-post', 'after' ) );
 	}
 
 	/** @covers ::maybe_show_notice() */
@@ -92,11 +93,11 @@ public function test_show_notice_for_supported_post_type() {
 
 		$this->instance->maybe_show_notice();
 		if ( $this->instance->is_current_screen_block_editor_for_amp_enabled_post_type() ) {
-			$this->assertFalse( wp_scripts()->print_inline_script( 'wp-edit-post', 'after', false ) );
+			$this->assertFalse( PolyfillsTest::get_inline_script( 'wp-edit-post', 'after' ) );
 		} else {
 			$this->assertStringContainsString(
 				'AMP functionality is not available',
-				wp_scripts()->print_inline_script( 'wp-edit-post', 'after', false )
+				PolyfillsTest::get_inline_script( 'wp-edit-post', 'after' )
 			);
 		}
 	}
@@ -108,7 +109,7 @@ public function test_maybe_show_notice_for_unsupported_user() {
 
 		$this->instance->maybe_show_notice();
 
-		$this->assertFalse( wp_scripts()->print_inline_script( 'wp-edit-post', 'after', false ) );
+		$this->assertFalse( PolyfillsTest::get_inline_script( 'wp-edit-post', 'after' ) );
 	}
 
 	/** @covers ::maybe_show_notice() */
@@ -125,7 +126,7 @@ public function test_maybe_show_notice_for_gutenberg_4_9() {
 		wp_set_current_user( self::factory()->user->create( [ 'role' => 'administrator' ] ) );
 
 		$this->instance->maybe_show_notice();
-		$inline_script = wp_scripts()->print_inline_script( 'wp-edit-post', 'after', false );
+		$inline_script = PolyfillsTest::get_inline_script( 'wp-edit-post', 'after' );
 		$this->assertStringContainsString( 'AMP functionality is not available', $inline_script );
 	}
 }

tests/php/src/ReaderThemeSupportFeaturesTest.php

@@ -483,16 +483,15 @@ public function test_print_theme_support_styles_reader( $is_legacy ) {
 				$this->assertStringContainsString( '<style id="amp-wp-theme-support-editor-font-sizes">', $output );
 				$this->assertStringContainsString( 'font-size: clamp(', $output );
 				$this->assertStringContainsString( '+ ((', $output );
-				$this->assertStringContainsString( ':root .has-small-font-size { font-size: clamp(0.875rem, 0.875rem + ((1vw - 0.48rem) * 0.24), 1rem); }', $output );
+				$this->assertStringContainsString( ':root .has-small-font-size { font-size: clamp(0.875rem', $output );
 			}
 
 			// Assert spacing size custom properties.
 			if ( $this->call_private_method( $this->instance, 'theme_has_theme_json' ) && function_exists( 'wp_get_global_settings' ) ) {
 				$this->assertStringContainsString( '<style id="amp-wp-theme-support-spacing-sizes-custom-properties">', $output );
 				$this->assertStringContainsString( ':root {', $output );
-				$this->assertStringContainsString( '--wp--preset--spacing--30: clamp(1.5rem, 5vw, 2rem);', $output );
-				$this->assertStringContainsString( 'clamp(1.8rem, 1.8rem + ((1vw - 0.48rem) * 2.885), 3rem);', $output );
-				$this->assertStringContainsString( '--wp--preset--spacing--80: clamp(7rem, 14vw, 11rem);', $output );
+				$this->assertStringContainsString( '--wp--preset--spacing--30:', $output );
+				$this->assertStringContainsString( '--wp--preset--spacing--80:', $output );
 				$this->assertStringContainsString( '}', $output );
 				$this->assertStringContainsString( '</style>', $output );
 			}

tests/php/test-amp-gallery-embed-handler.php

@@ -282,6 +282,9 @@ public function test__conversion( $source, $expected, $use_legacy_mode = false )
 		// Remove lazy loading attribute.
 		$content = preg_replace( '/\s+loading="lazy"/', '', $content );
 
+		// Remove fetchpriority attribute.
+		$content = preg_replace( '/\s+fetchpriority="high"/', '', $content );
+
 		$this->assertEquals(
 			$this->normalize( $expected ),
 			$this->normalize( $content )