<?php
/*
Plugin Name: Structured Data Plugin
Description: Automatically adds structured data to WordPress pages.
Version: 1.5
Author: Your Name
*/
// 防止直接访问
if (!defined('ABSPATH')) {
exit;
}
// 插件初始化
function sdp_init() {
// 在页面头部添加结构化数据
add_action('wp_head', 'sdp_add_structured_data');
}
add_action('init', 'sdp_init');
// 添加结构化数据
function sdp_add_structured_data() {
$structured_data = [];
$site_url = home_url();
$site_name = get_bloginfo('name');
if (is_single()) {
// 文章页
$post = get_post();
$structured_data = [
"@context" => "https://schema.org",
"@type" => "Article",
"headline" => get_the_title($post),
"datePublished" => get_the_date('c', $post),
"dateModified" => get_the_modified_date('c', $post),
"author" => [
"@type" => "Organization",
"name" => $site_name
],
"publisher" => [
"@type" => "Organization",
"name" => $site_name,
"logo" => [
"@type" => "ImageObject",
"url" => get_site_icon_url()
]
],
"mainEntityOfPage" => [
"@type" => "WebPage",
"@id" => get_permalink($post)
]
];
} elseif (is_home() || is_front_page()) {
// 首页
$structured_data = [
"@context" => "https://schema.org",
"@type" => "WebSite",
"name" => $site_name,
"url" => $site_url,
"potentialAction" => [
"@type" => "SearchAction",
"target" => $site_url . '/?s={search_term_string}',
"query-input" => "required name=search_term_string"
]
];
} elseif (is_category()) {
// 分类页
$category = get_queried_object();
$structured_data = [
"@context" => "https://schema.org",
"@type" => "CollectionPage",
"name" => single_cat_title('', false),
"description" => category_description($category),
"url" => get_category_link($category)
];
} elseif (is_tag()) {
// 标签页
$tag = get_queried_object();
$structured_data = [
"@context" => "https://schema.org",
"@type" => "CollectionPage",
"name" => single_tag_title('', false),
"description" => tag_description($tag),
"url" => get_tag_link($tag)
];
} elseif (is_search()) {
// 搜索结果页
$structured_data = [
"@context" => "https://schema.org",
"@type" => "SearchResultsPage",
"name" => __('Search Results for: ', 'wordpress') . get_search_query(),
"url" => $site_url . '/?s=' . urlencode(get_search_query())
];
}
// 输出结构化数据
if (!empty($structured_data)) {
echo '<script type="application/ld+json">' . wp_json_encode($structured_data, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE) . '</script>';
}
}