芝麻web文件管理V1.00

编辑当前文件:/home/r5772835/public_html/rigato2.ycreate.site/wp-content/themes/swell/lib/rewrite_html.php

<?php
/**
 * JS遅延読み込み
 *
 * @package swell
 */
namespace SWELL_Theme\Rewrite_Html;

if ( ! defined( 'ABSPATH' ) ) exit;

if ( ! is_admin() ) {
	add_action( 'wp', function() {
		if ( \SWELL_Theme::is_use( 'delay_js' ) ) {
			add_action( 'wp_print_footer_scripts', __NAMESPACE__ . '\scripts_inject' );
			ob_start( __NAMESPACE__ . '\rewrite_lazyload_scripts' );
		}
	} );
}

function rewrite_lazyload_scripts( $html ) {
	try {
		// Process only GET requests
		if ( ! isset( $_SERVER['REQUEST_METHOD'] ) || $_SERVER['REQUEST_METHOD'] !== 'GET' ) return false;

$html = trim( $html );

// Detect non-HTML
		if ( ! isset( $html ) || $html === '' || strcasecmp( substr( $html, 0, 5 ), '<?xml' ) === 0 || $html[0] !== '<' ) {
			return false;
		}

// error_log( PHP_EOL . '---' . PHP_EOL, 3, ABSPATH . 'my.log' );

// Exclude on pages
		$prevent_pages = \SWELL_Theme::str_to_array( \SWELL_Theme::get_option( 'delay_js_prevent_pages' ) );
		$prevent_pages = apply_filters( 'swell_delay_js_prevent_pages', $prevent_pages );
		$current_url   = isset( $_SERVER['REQUEST_URI'] ) ? home_url( $_SERVER['REQUEST_URI'] ) : '';
		if ( is_keyword_included( $current_url, $prevent_pages ) ) {
			return false;
		}

$new_html = preg_replace_callback(
			'/<script([^>]*?)?>(.*?)?<\/script>/ims',
			__NAMESPACE__ . '\replace_scripts',
			$html
		);

// error_log( PHP_EOL, 3, ABSPATH . 'my.log' );

return $new_html;

} catch ( Exception $e ) {
		return $html;
	}
}

function replace_scripts( $matches ) {

$script = $matches[0];
	$attrs  = $matches[1];
	$code   = trim( $matches[2] );

// 遅延読み込み対象のキーワード
	$delay_js_list = \SWELL_Theme::str_to_array( \SWELL_Theme::get_option( 'delay_js_list' ) );
	$delay_js_list = apply_filters( 'swell_delay_js_list', $delay_js_list );

// JSON-LDは強制的に対象から外す
	if ( str_contains( $attrs, 'application/ld+json' ) ) {
		return $script;
	}

if ( $code ) {
		// error_log( $code, 3, ABSPATH . 'my.log' );
		if ( is_keyword_included( $code, $delay_js_list ) ) {
			// phpcs:ignore WordPress.PHP.DiscouragedPHPFunctions.obfuscation_base64_encode
			$attrs .= ' data-swldelayedjs="data:text/javascript;base64,' . base64_encode( $code ) . '"';
			$script = '<script ' . $attrs . '></script>';
		}
	} elseif ( ! empty( $attrs ) ) {

// error_log( $attrs . PHP_EOL, 3, ABSPATH . 'my.log' );
		preg_match( '/\ssrc=[\'"](.*?)[\'"]/', $attrs, $matched_src );
		$src = ( $matched_src ) ? $matched_src[1] : '';
		// error_log( $src . PHP_EOL, 3, ABSPATH . 'my.log' );

if ( $src ) {
			if ( is_keyword_included( $src, $delay_js_list ) ) {
				// src を data-srcへ
				$new_attrs = str_replace( ' src=', ' data-swldelayedjs=', $attrs );

// attrs入れ替え
				$script = str_replace( $attrs, $new_attrs, $script );
			}
		}
	}

// log
	// error_log( $script, 3, ABSPATH . 'my.log' );

return $script;
}

6月, 2023 - kahoku table tennis

芝麻web文件管理V1.00

2023年6月

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