kate522
b36186da65
对齐 Zibll 的 AI 生成 SEO 流程：统一 WP AI Client/主题 Provider 双后端、文章/分类 SEO 框与生成回填、投稿摘要/标签建议，并收敛扩展页为连接配置。
246 lines
10 KiB
PHP
246 lines
10 KiB
PHP
<?php
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/**
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* AKSRT SEO Meta Box — 文章/页面独立 SEO + AI 生成按钮
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*
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* Meta keys 与 AKSRT_SEO_Head 读取一致：
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* _aksrt_seo_title / _aksrt_seo_keywords / _aksrt_seo_description
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*
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* @package AKSRT
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*/
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defined('ABSPATH') || exit;
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class AKSRT_SEO_Meta_Box {
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private static $instance = null;
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public const META_TITLE = '_aksrt_seo_title';
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public const META_KEYWORDS = '_aksrt_seo_keywords';
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public const META_DESCRIPTION = '_aksrt_seo_description';
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public static function get_instance(): self {
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if (null === self::$instance) {
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self::$instance = new self();
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}
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return self::$instance;
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}
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public function init(): void {
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add_action('add_meta_boxes', [$this, 'register_meta_box']);
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add_action('save_post', [$this, 'save_meta_box'], 10, 2);
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add_action('admin_enqueue_scripts', [$this, 'enqueue_assets']);
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// Term SEO (category / post_tag)
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add_action('category_edit_form_fields', [$this, 'render_term_fields'], 20);
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add_action('post_tag_edit_form_fields', [$this, 'render_term_fields'], 20);
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add_action('edited_category', [$this, 'save_term_fields']);
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add_action('edited_post_tag', [$this, 'save_term_fields']);
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}
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public function register_meta_box(): void {
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foreach (['post', 'page'] as $screen) {
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add_meta_box(
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'aksrt_seo_meta',
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__('独立 SEO', 'aksrt'),
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[$this, 'render_meta_box'],
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$screen,
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'normal',
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'high'
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);
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}
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}
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public function render_meta_box(WP_Post $post): void {
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wp_nonce_field('aksrt_seo_meta_save', 'aksrt_seo_meta_nonce');
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$title = (string) get_post_meta($post->ID, self::META_TITLE, true);
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$keywords = (string) get_post_meta($post->ID, self::META_KEYWORDS, true);
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$description = (string) get_post_meta($post->ID, self::META_DESCRIPTION, true);
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$ai_btn = $this->render_ai_button('post', (int) $post->ID);
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?>
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<div class="aksrt-seo-meta-box">
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<p>
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<label for="aksrt_seo_title"><strong><?php esc_html_e('SEO 标题', 'aksrt'); ?></strong></label>
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<input type="text" class="widefat" id="aksrt_seo_title" name="aksrt_seo_title" value="<?php echo esc_attr($title); ?>" />
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</p>
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<p>
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<label for="aksrt_seo_keywords"><strong><?php esc_html_e('SEO 关键词', 'aksrt'); ?></strong></label>
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<input type="text" class="widefat" id="aksrt_seo_keywords" name="aksrt_seo_keywords" value="<?php echo esc_attr($keywords); ?>" placeholder="<?php esc_attr_e('多个关键词用英文逗号分隔', 'aksrt'); ?>" />
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</p>
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<p>
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<label for="aksrt_seo_description"><strong><?php esc_html_e('SEO 描述', 'aksrt'); ?></strong></label>
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<textarea class="widefat" rows="3" id="aksrt_seo_description" name="aksrt_seo_description"><?php echo esc_textarea($description); ?></textarea>
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<span class="description"><?php esc_html_e('建议 50–150 字。', 'aksrt'); ?><?php echo $ai_btn; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?></span>
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</p>
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</div>
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<?php
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}
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public function save_meta_box(int $post_id, $post = null): void {
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if (!isset($_POST['aksrt_seo_meta_nonce']) || !wp_verify_nonce(sanitize_text_field(wp_unslash($_POST['aksrt_seo_meta_nonce'])), 'aksrt_seo_meta_save')) {
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return;
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}
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if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE) {
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return;
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}
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if (!current_user_can('edit_post', $post_id)) {
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return;
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}
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if (wp_is_post_revision($post_id)) {
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return;
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}
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$map = [
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self::META_TITLE => 'aksrt_seo_title',
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self::META_KEYWORDS => 'aksrt_seo_keywords',
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self::META_DESCRIPTION => 'aksrt_seo_description',
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];
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foreach ($map as $meta_key => $field) {
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if (!isset($_POST[$field])) {
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continue;
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}
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$value = sanitize_text_field(wp_unslash((string) $_POST[$field]));
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if ($value === '') {
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delete_post_meta($post_id, $meta_key);
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} else {
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update_post_meta($post_id, $meta_key, $value);
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}
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}
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}
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/**
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* @param WP_Term $term
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*/
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public function render_term_fields($term): void {
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if (!$term instanceof WP_Term) {
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return;
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}
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$title = (string) get_term_meta($term->term_id, self::META_TITLE, true);
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$keywords = (string) get_term_meta($term->term_id, self::META_KEYWORDS, true);
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$description = (string) get_term_meta($term->term_id, self::META_DESCRIPTION, true);
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$ai_btn = $this->render_ai_button('term', (int) $term->term_id);
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?>
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<tr class="form-field">
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<th scope="row"><label for="aksrt_seo_title"><?php esc_html_e('SEO 标题', 'aksrt'); ?></label></th>
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<td>
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<input type="text" name="aksrt_seo_title" id="aksrt_seo_title" class="aksrt-term-seo-title" value="<?php echo esc_attr($title); ?>" />
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</td>
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</tr>
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<tr class="form-field">
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<th scope="row"><label for="aksrt_seo_keywords"><?php esc_html_e('SEO 关键词', 'aksrt'); ?></label></th>
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<td>
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<input type="text" name="aksrt_seo_keywords" id="aksrt_seo_keywords" class="aksrt-term-seo-keywords" value="<?php echo esc_attr($keywords); ?>" />
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</td>
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</tr>
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<tr class="form-field">
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<th scope="row"><label for="aksrt_seo_description"><?php esc_html_e('SEO 描述', 'aksrt'); ?></label></th>
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<td>
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<textarea name="aksrt_seo_description" id="aksrt_seo_description" class="aksrt-term-seo-description" rows="4"><?php echo esc_textarea($description); ?></textarea>
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<p class="description"><?php esc_html_e('主题默认会自动设置 SEO 内容，如需单独设置请在此输入。', 'aksrt'); ?><?php echo $ai_btn; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?></p>
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</td>
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</tr>
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<?php
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}
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public function save_term_fields(int $term_id): void {
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if (!current_user_can('edit_term', $term_id)) {
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return;
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}
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$map = [
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self::META_TITLE => 'aksrt_seo_title',
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self::META_KEYWORDS => 'aksrt_seo_keywords',
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self::META_DESCRIPTION => 'aksrt_seo_description',
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];
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foreach ($map as $meta_key => $field) {
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if (!isset($_POST[$field])) {
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continue;
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}
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$value = sanitize_text_field(wp_unslash((string) $_POST[$field]));
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if ($value === '') {
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delete_term_meta($term_id, $meta_key);
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} else {
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update_term_meta($term_id, $meta_key, $value);
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}
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}
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}
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public function enqueue_assets(string $hook): void {
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$screen = function_exists('get_current_screen') ? get_current_screen() : null;
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if (!$screen) {
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return;
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}
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$ok = in_array($screen->base, ['post', 'term', 'edit-tags'], true);
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if (!$ok) {
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return;
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}
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$path = AKSRT_DIR . '/assets/js/admin-ai-seo.js';
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if (!is_file($path)) {
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return;
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}
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wp_enqueue_script(
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'aksrt-admin-ai-seo',
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AKSRT_URI . '/assets/js/admin-ai-seo.js',
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[],
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(string) filemtime($path),
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true
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);
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$status = class_exists('AKSRT_AI') ? AKSRT_AI::get_instance()->get_status() : [];
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$seo = class_exists('AKSRT_Settings') ? AKSRT_Settings::get_seo_settings() : [];
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wp_localize_script('aksrt-admin-ai-seo', 'aksrtAiSeo', [
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'restUrl' => esc_url_raw(rest_url('aksrt/v1')),
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'nonce' => wp_create_nonce('wp_rest'),
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'ai' => [
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'available' => !empty($status['available']),
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'seo_ai_enabled' => !empty($seo['seo_ai_enabled']) && !empty($seo['seo_enabled']),
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],
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'i18n' => [
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'generating' => __('生成中…', 'aksrt'),
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'generate' => __('AI 生成 SEO', 'aksrt'),
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'success' => __('已填入 SEO 字段，请检查后更新保存', 'aksrt'),
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'failed' => __('生成失败', 'aksrt'),
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'needSave' => __('请先保存后再生成 SEO', 'aksrt'),
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'notAvailable' => __('AI 未配置或未启用', 'aksrt'),
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],
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]);
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wp_add_inline_style('wp-admin', '
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.aksrt-ai-seo-button{display:inline-block;margin-left:8px;vertical-align:middle}
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.aksrt-ai-seo-generate{cursor:pointer}
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.aksrt-ai-seo-generate.is-loading{opacity:.6;pointer-events:none}
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.aksrt-ai-seo-msg{display:block;margin-top:6px;font-size:12px}
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.aksrt-ai-seo-msg.is-error{color:#b32d2e}
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.aksrt-ai-seo-msg.is-ok{color:#007017}
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');
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}
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private function render_ai_button(string $type, int $id): string {
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$seo = class_exists('AKSRT_Settings') ? AKSRT_Settings::get_seo_settings() : [];
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if (empty($seo['seo_enabled']) || empty($seo['seo_ai_enabled'])) {
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return '';
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}
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$available = class_exists('AKSRT_AI') && AKSRT_AI::get_instance()->is_available();
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$disabled = (!$available || $id <= 0) ? ' disabled' : '';
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$title = !$available
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? esc_attr__('请先配置 AI 连接（扩展 → AI 辅助 或 WP Connectors）', 'aksrt')
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: ($id <= 0 ? esc_attr__('请先保存后再生成', 'aksrt') : '');
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return sprintf(
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'<span class="aksrt-ai-seo-button"><button type="button" class="button aksrt-ai-seo-generate"%s data-type="%s" data-id="%d" title="%s">%s</button></span>',
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$disabled,
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esc_attr($type),
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$id,
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$title,
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esc_html__('AI 生成 SEO', 'aksrt')
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);
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}
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}
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