kate522
c27a36faff
Add WP bookmarks-based navigation page with multi-category sticky nav, search-engine cover, front submit modal/AJAX, page meta, and styles.
303 lines
12 KiB
PHP
303 lines
12 KiB
PHP
<?php
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/**
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* Page meta for 网址导航 template (page_links_* keys, zibll metabox parity).
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*
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* @package AKSRT
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*/
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namespace AKSRT\Core;
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defined('ABSPATH') || exit;
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class LinksPageMeta {
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private static $instance = null;
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public static function get_instance(): self {
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if (null === self::$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', [$this, 'register_meta_box']);
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add_action('save_post_page', [$this, 'save_meta_box']);
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}
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public function register_meta_box(): void {
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add_meta_box(
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'aksrt_page_links_meta',
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__('网址导航设置', 'aksrt'),
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[$this, 'render_meta_box'],
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'page',
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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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* Whether current page uses the links template.
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*/
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private function is_links_template(int $post_id): bool {
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$tpl = (string) get_post_meta($post_id, '_wp_page_template', true);
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return $tpl === 'templates/pages/page-links.php';
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}
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public function render_meta_box(\WP_Post $post): void {
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$post_id = (int) $post->ID;
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if (!$this->is_links_template($post_id)) {
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echo '<p class="description">' . esc_html__('将页面模板设为「AKSRT - 网址导航」后在此配置分类、样式与提交模块。', 'aksrt') . '</p>';
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return;
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}
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$s = function_exists('aksrt_get_page_links_settings')
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? aksrt_get_page_links_settings($post_id)
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: [];
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wp_nonce_field('aksrt_page_links_meta', 'aksrt_page_links_meta_nonce');
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$terms = get_terms([
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'taxonomy' => 'link_category',
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'hide_empty' => false,
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]);
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if (is_wp_error($terms)) {
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$terms = [];
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}
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$selected_cats = array_map('intval', (array) ($s['category'] ?? []));
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$submit_cats = array_map('intval', (array) ($s['submit_cats'] ?? []));
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$search_types = (array) ($s['search_types'] ?? []);
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$engine_options = [
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'self' => __('站内', 'aksrt'),
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'baidu' => __('百度', 'aksrt'),
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'google' => __('谷歌', 'aksrt'),
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'bing' => __('必应', 'aksrt'),
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'sogou' => __('搜狗', 'aksrt'),
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'360' => '360',
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];
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?>
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<table class="form-table aksrt-page-links-meta" role="presentation">
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<tr>
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<th scope="row"><?php esc_html_e('显示页面内容', 'aksrt'); ?></th>
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<td>
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<label>
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<input type="checkbox" name="page_links_content_s" value="1" <?php checked(!empty($s['content_s'])); ?>>
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<?php esc_html_e('在链接列表上下方展示页面正文', 'aksrt'); ?>
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</label>
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<p>
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<label>
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<input type="radio" name="page_links_content_position" value="top" <?php checked(($s['content_position'] ?? 'top'), 'top'); ?>>
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<?php esc_html_e('链接列表上面', 'aksrt'); ?>
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</label>
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<label>
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<input type="radio" name="page_links_content_position" value="bottom" <?php checked(($s['content_position'] ?? ''), 'bottom'); ?>>
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<?php esc_html_e('链接列表下面', 'aksrt'); ?>
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</label>
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</p>
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</td>
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</tr>
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<tr>
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<th scope="row"><?php esc_html_e('搜索引擎模块', 'aksrt'); ?></th>
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<td>
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<label>
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<input type="checkbox" name="page_links_search_s" value="1" <?php checked(!empty($s['search_s'])); ?>>
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<?php esc_html_e('显示搜索封面（使用特色图作背景）', 'aksrt'); ?>
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</label>
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<p class="description"><?php esc_html_e('选择引擎（可多选，按住 Ctrl）', 'aksrt'); ?></p>
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<select name="page_links_search_types[]" multiple class="widefat" size="6">
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<?php foreach ($engine_options as $key => $label) : ?>
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<option value="<?php echo esc_attr($key); ?>" <?php selected(in_array($key, $search_types, true)); ?>>
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<?php echo esc_html($label); ?>
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</option>
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<?php endforeach; ?>
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</select>
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</td>
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</tr>
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<tr>
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<th scope="row"><?php esc_html_e('链接分类（必选）', 'aksrt'); ?></th>
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<td>
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<?php if (empty($terms)) : ?>
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<p class="description">
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<?php
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printf(
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/* translators: %s: link manager URL */
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wp_kses_post(__('暂无链接分类。请先在 <a href="%s">链接管理</a> 中创建分类与链接。', 'aksrt')),
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esc_url(admin_url('link-manager.php'))
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);
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?>
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</p>
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<?php else : ?>
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<select name="page_links_category[]" multiple class="widefat" size="8">
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<?php foreach ($terms as $term) : ?>
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<option value="<?php echo (int) $term->term_id; ?>" <?php selected(in_array((int) $term->term_id, $selected_cats, true)); ?>>
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<?php echo esc_html($term->name . ' (' . (int) $term->count . ')'); ?>
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</option>
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<?php endforeach; ?>
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</select>
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<p class="description"><?php esc_html_e('多选时按导航目录展示；一个都不选则不显示链接。', 'aksrt'); ?></p>
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<?php endif; ?>
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</td>
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</tr>
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<tr>
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<th scope="row"><?php esc_html_e('显示样式', 'aksrt'); ?></th>
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<td>
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<?php
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$style = (string) ($s['style'] ?? 'card');
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$styles = [
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'card' => __('图文列表', 'aksrt'),
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'bigcard' => __('大卡片', 'aksrt'),
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'image' => __('纯图片', 'aksrt'),
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];
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foreach ($styles as $key => $label) :
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?>
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<label style="margin-right:12px;">
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<input type="radio" name="page_links_style" value="<?php echo esc_attr($key); ?>" <?php checked($style, $key); ?>>
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<?php echo esc_html($label); ?>
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</label>
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<?php endforeach; ?>
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</td>
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</tr>
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<tr>
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<th scope="row"><?php esc_html_e('数量与排序', 'aksrt'); ?></th>
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<td>
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<label>
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<?php esc_html_e('每类最多', 'aksrt'); ?>
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<input type="number" name="page_links_limit" value="<?php echo esc_attr((string) (int) ($s['limit'] ?? 0)); ?>" min="0" step="1" class="small-text">
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<?php esc_html_e('个（0=不限）', 'aksrt'); ?>
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</label>
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<p>
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<select name="page_links_orderby">
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<?php
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$orderbys = [
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'name' => __('名称', 'aksrt'),
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'updated' => __('更新时间', 'aksrt'),
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'rating' => __('评分', 'aksrt'),
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'rand' => __('随机', 'aksrt'),
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];
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$orderby = (string) ($s['orderby'] ?? 'name');
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foreach ($orderbys as $key => $label) :
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?>
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<option value="<?php echo esc_attr($key); ?>" <?php selected($orderby, $key); ?>><?php echo esc_html($label); ?></option>
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<?php endforeach; ?>
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</select>
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<select name="page_links_order">
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<option value="ASC" <?php selected(($s['order'] ?? 'ASC'), 'ASC'); ?>><?php esc_html_e('升序', 'aksrt'); ?></option>
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<option value="DESC" <?php selected(($s['order'] ?? ''), 'DESC'); ?>><?php esc_html_e('降序', 'aksrt'); ?></option>
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</select>
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</p>
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</td>
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</tr>
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<tr>
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<th scope="row"><?php esc_html_e('链接行为', 'aksrt'); ?></th>
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<td>
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<label><input type="checkbox" name="page_links_go_s" value="1" <?php checked(!empty($s['go_s'])); ?>> <?php esc_html_e('外链重定向 /go/', 'aksrt'); ?></label><br>
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<label><input type="checkbox" name="page_links_blank_s" value="1" <?php checked(!empty($s['blank_s'])); ?>> <?php esc_html_e('新标签打开', 'aksrt'); ?></label><br>
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<label><input type="checkbox" name="page_links_nofollow_s" value="1" <?php checked(!empty($s['nofollow_s'])); ?>> <?php esc_html_e('添加 nofollow', 'aksrt'); ?></label>
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</td>
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</tr>
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<tr>
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<th scope="row"><?php esc_html_e('提交链接', 'aksrt'); ?></th>
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<td>
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<label><input type="checkbox" name="page_links_submit_s" value="1" <?php checked(!empty($s['submit_s'])); ?>> <?php esc_html_e('显示申请入驻', 'aksrt'); ?></label><br>
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<label><input type="checkbox" name="page_links_submit_sign_s" value="1" <?php checked(!empty($s['submit_sign_s'])); ?>> <?php esc_html_e('登录后才能提交', 'aksrt'); ?></label>
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<p>
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<label><?php esc_html_e('按钮标题', 'aksrt'); ?>
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<input type="text" class="regular-text" name="page_links_submit_title" value="<?php echo esc_attr((string) ($s['submit_title'] ?? '')); ?>">
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</label>
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</p>
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<p>
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<label for="page_links_submit_dec"><?php esc_html_e('提交说明（HTML）', 'aksrt'); ?></label><br>
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<textarea class="large-text" rows="5" id="page_links_submit_dec" name="page_links_submit_dec"><?php echo esc_textarea((string) ($s['submit_dec'] ?? '')); ?></textarea>
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</p>
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<?php if (!empty($terms)) : ?>
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<p class="description"><?php esc_html_e('提交时可选分类（空=全部分类）', 'aksrt'); ?></p>
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<select name="page_links_submit_cats[]" multiple class="widefat" size="6">
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<?php foreach ($terms as $term) : ?>
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<option value="<?php echo (int) $term->term_id; ?>" <?php selected(in_array((int) $term->term_id, $submit_cats, true)); ?>>
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<?php echo esc_html($term->name); ?>
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</option>
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<?php endforeach; ?>
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</select>
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<?php endif; ?>
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</td>
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</tr>
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</table>
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<?php
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}
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public function save_meta_box(int $post_id): void {
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if (!isset($_POST['aksrt_page_links_meta_nonce']) || !wp_verify_nonce(sanitize_text_field(wp_unslash((string) $_POST['aksrt_page_links_meta_nonce'])), 'aksrt_page_links_meta')) {
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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', $post_id)) {
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return;
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}
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if (!$this->is_links_template($post_id) && empty($_POST['page_links_category']) && empty($_POST['page_links_submit_s'])) {
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// Still allow save if user just switched template in same request.
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$tpl = isset($_POST['page_template']) ? (string) wp_unslash($_POST['page_template']) : '';
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if ($tpl !== 'templates/pages/page-links.php') {
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return;
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}
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}
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$bool_keys = [
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'page_links_content_s',
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'page_links_search_s',
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'page_links_go_s',
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'page_links_blank_s',
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'page_links_nofollow_s',
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'page_links_submit_s',
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'page_links_submit_sign_s',
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];
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foreach ($bool_keys as $key) {
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update_post_meta($post_id, $key, isset($_POST[$key]) ? 1 : 0);
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}
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$position = isset($_POST['page_links_content_position']) ? sanitize_key((string) wp_unslash($_POST['page_links_content_position'])) : 'top';
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if (!in_array($position, ['top', 'bottom'], true)) {
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$position = 'top';
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}
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update_post_meta($post_id, 'page_links_content_position', $position);
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$style = isset($_POST['page_links_style']) ? sanitize_key((string) wp_unslash($_POST['page_links_style'])) : 'card';
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if (!in_array($style, ['card', 'bigcard', 'image', 'simple'], true)) {
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$style = 'card';
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}
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update_post_meta($post_id, 'page_links_style', $style);
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$orderby = isset($_POST['page_links_orderby']) ? sanitize_key((string) wp_unslash($_POST['page_links_orderby'])) : 'name';
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if (!in_array($orderby, ['name', 'updated', 'rating', 'rand', 'id', 'length'], true)) {
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$orderby = 'name';
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}
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update_post_meta($post_id, 'page_links_orderby', $orderby);
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$order = isset($_POST['page_links_order']) ? strtoupper(sanitize_text_field(wp_unslash((string) $_POST['page_links_order']))) : 'ASC';
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update_post_meta($post_id, 'page_links_order', $order === 'DESC' ? 'DESC' : 'ASC');
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$limit = isset($_POST['page_links_limit']) ? max(0, (int) $_POST['page_links_limit']) : 0;
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update_post_meta($post_id, 'page_links_limit', $limit);
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$cats = isset($_POST['page_links_category']) ? array_values(array_filter(array_map('intval', (array) wp_unslash($_POST['page_links_category'])))) : [];
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update_post_meta($post_id, 'page_links_category', $cats);
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$submit_cats = isset($_POST['page_links_submit_cats']) ? array_values(array_filter(array_map('intval', (array) wp_unslash($_POST['page_links_submit_cats'])))) : [];
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update_post_meta($post_id, 'page_links_submit_cats', $submit_cats);
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$engines = isset($_POST['page_links_search_types']) ? array_values(array_filter(array_map('sanitize_key', (array) wp_unslash($_POST['page_links_search_types'])))) : [];
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$allowed = ['self', 'baidu', 'google', 'bing', 'sogou', '360'];
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$engines = array_values(array_intersect($engines, $allowed));
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update_post_meta($post_id, 'page_links_search_types', $engines);
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$title = isset($_POST['page_links_submit_title']) ? sanitize_text_field(wp_unslash((string) $_POST['page_links_submit_title'])) : '';
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update_post_meta($post_id, 'page_links_submit_title', $title);
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$dec = isset($_POST['page_links_submit_dec']) ? wp_kses_post(wp_unslash((string) $_POST['page_links_submit_dec'])) : '';
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update_post_meta($post_id, 'page_links_submit_dec', $dec);
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}
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}
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