kate522
9e9f3d00e9
Main and paid lists prefer aksrt_render_post mini/card/list contracts; tab posts show admin empty guidance when no enabled tabs.
324 lines
14 KiB
PHP
324 lines
14 KiB
PHP
<?php
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/**
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* Main posts list (zibll zib_widget_ui_main_post + ajax pager).
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*
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* @package AKSRT
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*/
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namespace AKSRT\Widgets;
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defined('ABSPATH') || exit;
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class WidgetMainPosts extends \WP_Widget {
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public function __construct() {
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parent::__construct(
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'aksrt_main_posts',
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esc_html__('AKSRT 文章列表', 'aksrt'),
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[
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'description' => esc_html__('卡片/迷你/列表样式的文章模块（支持 AJAX）。', 'aksrt'),
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'classname' => 'widget_aksrt_main_posts',
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]
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);
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}
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/**
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* @param array $instance
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* @param int $paged
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* @return array
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*/
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public static function build_query_args(array $instance, int $paged = 1): array {
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$count = max(1, min(30, (int) ($instance['count'] ?? 6)));
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$orderby = sanitize_key((string) ($instance['orderby'] ?? 'date'));
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$cat = (int) ($instance['cat'] ?? 0);
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$limit_day = max(0, (int) ($instance['limit_day'] ?? 0));
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$query = [
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'post_type' => 'post',
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'post_status' => 'publish',
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'posts_per_page' => $count,
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'paged' => max(1, $paged),
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'ignore_sticky_posts' => true,
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];
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if ($cat > 0) {
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$query['cat'] = $cat;
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}
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if ($limit_day > 0) {
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$query['date_query'] = [['after' => $limit_day . ' days ago']];
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}
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switch ($orderby) {
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case 'views':
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$query['meta_key'] = 'aksrt_post_views';
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$query['orderby'] = 'meta_value_num';
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$query['order'] = 'DESC';
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break;
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case 'comments':
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$query['orderby'] = 'comment_count';
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$query['order'] = 'DESC';
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break;
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case 'likes':
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$query['meta_key'] = '_aksrt_like_count';
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$query['orderby'] = 'meta_value_num';
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$query['order'] = 'DESC';
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break;
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case 'rand':
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$query['orderby'] = 'rand';
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break;
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case 'modified':
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$query['orderby'] = 'modified';
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$query['order'] = 'DESC';
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break;
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default:
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$query['orderby'] = 'date';
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$query['order'] = 'DESC';
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}
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return $query;
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}
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public static function render_items_html(\WP_Query $q, array $instance): string {
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if (!$q->have_posts()) {
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return '';
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}
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$style = sanitize_key((string) ($instance['style'] ?? 'list'));
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if (!in_array($style, ['list', 'card', 'mini'], true)) {
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$style = 'list';
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}
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$show_thumb = !isset($instance['show_thumb']) || !empty($instance['show_thumb']);
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$show_meta = !isset($instance['show_meta']) || !empty($instance['show_meta']);
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$show_number = !empty($instance['show_number']);
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$start = max(0, (int) ($instance['_start_index'] ?? 0));
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ob_start();
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// Outer wrapper only on page 1 full render handled by caller for ajax append items.
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$mode = $style === 'card' ? 'card' : ($style === 'mini' ? 'mini' : 'list');
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if (function_exists('aksrt_render_post')) {
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$html = '';
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$i = $start;
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while ($q->have_posts()) {
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$q->the_post();
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$i++;
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$html .= aksrt_render_post([
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'mode' => $mode,
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'context' => 'widget',
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'show_thumb' => $show_thumb,
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'show_meta' => $show_meta,
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'show_excerpt' => $mode === 'list',
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'show_number' => $show_number && $mode === 'mini',
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'number_offset' => $show_number ? $i : 0,
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'extra_class' => 'ajax-item',
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]);
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}
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wp_reset_postdata();
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return $html;
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}
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$placeholder = get_template_directory_uri() . '/assets/img/placeholder.svg';
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$i = $start;
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while ($q->have_posts()) {
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$q->the_post();
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$i++;
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$thumb = $show_thumb ? get_the_post_thumbnail_url(get_the_ID(), $style === 'card' ? 'medium' : 'thumbnail') : '';
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$views = (int) get_post_meta(get_the_ID(), 'aksrt_post_views', true);
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if ($style === 'card') {
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echo '<a class="aksrt-main-posts__card ajax-item" href="' . esc_url(get_permalink()) . '">';
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echo '<div class="aksrt-main-posts__thumb' . ($thumb ? '' : ' is-empty') . '">';
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if ($thumb) {
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echo '<img class="aksrt-lazy lazyload" data-src="' . esc_url($thumb) . '" src="' . esc_url($placeholder) . '" alt="" loading="lazy" />';
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}
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echo '</div>';
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echo '<div class="aksrt-main-posts__body">';
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echo '<div class="aksrt-main-posts__title">' . esc_html(get_the_title()) . '</div>';
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if ($show_meta) {
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echo '<div class="aksrt-main-posts__meta"><span>' . esc_html(get_the_date()) . '</span>';
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if ($views > 0) {
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echo '<span><i class="fas fa-eye"></i> ' . esc_html((string) $views) . '</span>';
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}
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echo '</div>';
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}
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echo '</div></a>';
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} else {
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echo '<a class="aksrt-main-posts__row ajax-item" href="' . esc_url(get_permalink()) . '">';
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if ($show_number) {
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echo '<span class="aksrt-main-posts__num">' . esc_html((string) $i) . '</span>';
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}
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if ($show_thumb) {
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echo '<span class="aksrt-main-posts__thumb mini' . ($thumb ? '' : ' is-empty') . '">';
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if ($thumb) {
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echo '<img class="aksrt-lazy lazyload" data-src="' . esc_url($thumb) . '" src="' . esc_url($placeholder) . '" alt="" loading="lazy" />';
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}
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echo '</span>';
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}
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echo '<span class="aksrt-main-posts__body">';
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echo '<span class="aksrt-main-posts__title">' . esc_html(get_the_title()) . '</span>';
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if ($show_meta) {
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echo '<span class="aksrt-main-posts__meta">' . esc_html(get_the_date()) . '</span>';
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}
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echo '</span></a>';
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}
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}
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wp_reset_postdata();
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return (string) ob_get_clean();
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}
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/**
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* @return array{html:string,paginate_html:string,has_more:bool,page:int,max_pages:int,total:int}
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*/
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public static function query_payload(array $instance, int $page = 1): array {
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$page = max(1, $page);
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$paginate = sanitize_key((string) ($instance['paginate'] ?? 'none'));
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$count = max(1, min(30, (int) ($instance['count'] ?? 6)));
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$instance['_start_index'] = ($page - 1) * $count;
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$q = new \WP_Query(self::build_query_args($instance, $page));
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$html = self::render_items_html($q, $instance);
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if ($html === '' && $page === 1) {
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$html = function_exists('aksrt_get_ajax_null')
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? aksrt_get_ajax_null(__('暂无文章', 'aksrt'))
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: '<p class="aksrt-main-posts__empty ajax-item">' . esc_html__('暂无文章', 'aksrt') . '</p>';
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}
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$max_pages = max(1, (int) $q->max_num_pages);
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$total = (int) $q->found_posts;
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$has_more = $page < $max_pages;
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$paginate_html = '';
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if ($paginate === 'ajax' && $has_more) {
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$next = add_query_arg(array_filter([
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'page' => $page + 1,
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'count' => $count,
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'orderby' => sanitize_key((string) ($instance['orderby'] ?? 'date')),
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'cat' => (int) ($instance['cat'] ?? 0),
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'limit_day' => (int) ($instance['limit_day'] ?? 0),
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'style' => sanitize_key((string) ($instance['style'] ?? 'list')),
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'show_thumb' => !isset($instance['show_thumb']) || !empty($instance['show_thumb']) ? 1 : 0,
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'show_meta' => !isset($instance['show_meta']) || !empty($instance['show_meta']) ? 1 : 0,
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'show_number' => !empty($instance['show_number']) ? 1 : 0,
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'paginate' => 'ajax',
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]), rest_url('aksrt/v1/widgets/posts'));
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$paginate_html = function_exists('aksrt_get_ajax_next_paginate')
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? aksrt_get_ajax_next_paginate($total, $page, $count, $next)
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: '<div class="text-center theme-pagination ajax-pag"><div class="next-page ajax-next"><a href="' . esc_url($next) . '">' . esc_html__('加载更多', 'aksrt') . '</a></div></div>';
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} else {
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$paginate_html = '<div class="ajax-pag hide"><div class="next-page ajax-next"><a href="#"></a></div></div>';
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}
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return [
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'html' => $html,
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'paginate_html' => $paginate_html,
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'has_more' => $has_more,
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'page' => $page,
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'max_pages' => $max_pages,
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'total' => $total,
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];
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}
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public function widget($args, $instance): void {
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$style = sanitize_key((string) ($instance['style'] ?? 'list'));
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if (!in_array($style, ['list', 'card', 'mini'], true)) {
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$style = 'list';
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}
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$paginate = sanitize_key((string) ($instance['paginate'] ?? 'none'));
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$instance['style'] = $style;
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$instance['paginate'] = $paginate;
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$payload = self::query_payload($instance, 1);
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if ($payload['html'] === '' && empty($payload['total'])) {
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return;
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}
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echo $args['before_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
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$title = apply_filters('widget_title', (string) ($instance['title'] ?? ''), $instance, $this->id_base);
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if ($title !== '') {
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echo $args['before_title'] . esc_html($title) . $args['after_title']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
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}
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$rest = rest_url('aksrt/v1/widgets/posts');
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echo '<div class="aksrt-main-posts style-' . esc_attr($style) . ' ajaxpager" data-aksrt-ajaxpager data-aksrt-ajax-url="' . esc_url($rest) . '">';
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echo $payload['html']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
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echo $payload['paginate_html']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
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echo '<div class="post_ajax_loader" data-aksrt-ajax-loader data-aksrt-ajax-loader-hide hidden></div>';
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echo '</div>';
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echo $args['after_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
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}
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public function form($instance): void {
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?>
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<p>
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<label><?php esc_html_e('标题', 'aksrt'); ?>
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<input class="widefat" type="text" name="<?php echo esc_attr($this->get_field_name('title')); ?>" value="<?php echo esc_attr((string) ($instance['title'] ?? '')); ?>">
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</label>
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</p>
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<p>
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<label><?php esc_html_e('数量', 'aksrt'); ?>
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<input class="tiny-text" type="number" min="1" max="30" name="<?php echo esc_attr($this->get_field_name('count')); ?>" value="<?php echo esc_attr((string) ((int) ($instance['count'] ?? 6))); ?>">
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</label>
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</p>
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<p>
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<label><?php esc_html_e('样式', 'aksrt'); ?>
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<select name="<?php echo esc_attr($this->get_field_name('style')); ?>">
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<option value="list" <?php selected(($instance['style'] ?? 'list'), 'list'); ?>><?php esc_html_e('列表', 'aksrt'); ?></option>
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<option value="mini" <?php selected(($instance['style'] ?? ''), 'mini'); ?>><?php esc_html_e('迷你', 'aksrt'); ?></option>
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<option value="card" <?php selected(($instance['style'] ?? ''), 'card'); ?>><?php esc_html_e('卡片', 'aksrt'); ?></option>
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</select>
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</label>
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</p>
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<p>
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<label><?php esc_html_e('排序', 'aksrt'); ?>
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<select name="<?php echo esc_attr($this->get_field_name('orderby')); ?>">
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<option value="date" <?php selected(($instance['orderby'] ?? 'date'), 'date'); ?>><?php esc_html_e('时间', 'aksrt'); ?></option>
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<option value="modified" <?php selected(($instance['orderby'] ?? ''), 'modified'); ?>><?php esc_html_e('更新', 'aksrt'); ?></option>
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<option value="views" <?php selected(($instance['orderby'] ?? ''), 'views'); ?>><?php esc_html_e('浏览', 'aksrt'); ?></option>
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<option value="comments" <?php selected(($instance['orderby'] ?? ''), 'comments'); ?>><?php esc_html_e('评论', 'aksrt'); ?></option>
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<option value="likes" <?php selected(($instance['orderby'] ?? ''), 'likes'); ?>><?php esc_html_e('点赞', 'aksrt'); ?></option>
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<option value="rand" <?php selected(($instance['orderby'] ?? ''), 'rand'); ?>><?php esc_html_e('随机', 'aksrt'); ?></option>
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</select>
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</label>
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</p>
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<p>
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<label><?php esc_html_e('分类 ID（0=全部）', 'aksrt'); ?>
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<input class="tiny-text" type="number" min="0" name="<?php echo esc_attr($this->get_field_name('cat')); ?>" value="<?php echo esc_attr((string) ((int) ($instance['cat'] ?? 0))); ?>">
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</label>
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</p>
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<p>
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<label><?php esc_html_e('最近 N 天（0=不限）', 'aksrt'); ?>
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<input class="tiny-text" type="number" min="0" name="<?php echo esc_attr($this->get_field_name('limit_day')); ?>" value="<?php echo esc_attr((string) ((int) ($instance['limit_day'] ?? 0))); ?>">
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</label>
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</p>
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<p>
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<label><?php esc_html_e('分页', 'aksrt'); ?>
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<select name="<?php echo esc_attr($this->get_field_name('paginate')); ?>">
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<option value="none" <?php selected(($instance['paginate'] ?? 'none'), 'none'); ?>><?php esc_html_e('无', 'aksrt'); ?></option>
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<option value="ajax" <?php selected(($instance['paginate'] ?? ''), 'ajax'); ?>><?php esc_html_e('AJAX 加载更多', 'aksrt'); ?></option>
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</select>
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</label>
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</p>
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<p>
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<label><input type="checkbox" name="<?php echo esc_attr($this->get_field_name('show_thumb')); ?>" value="1" <?php checked(!isset($instance['show_thumb']) || !empty($instance['show_thumb'])); ?>> <?php esc_html_e('显示缩略图', 'aksrt'); ?></label><br>
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<label><input type="checkbox" name="<?php echo esc_attr($this->get_field_name('show_meta')); ?>" value="1" <?php checked(!isset($instance['show_meta']) || !empty($instance['show_meta'])); ?>> <?php esc_html_e('显示 meta', 'aksrt'); ?></label><br>
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<label><input type="checkbox" name="<?php echo esc_attr($this->get_field_name('show_number')); ?>" value="1" <?php checked(!empty($instance['show_number'])); ?>> <?php esc_html_e('显示序号', 'aksrt'); ?></label>
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</p>
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<?php
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}
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public function update($new_instance, $old_instance): array {
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$style = sanitize_key((string) ($new_instance['style'] ?? 'list'));
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if (!in_array($style, ['list', 'card', 'mini'], true)) {
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$style = 'list';
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}
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$orderby = sanitize_key((string) ($new_instance['orderby'] ?? 'date'));
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if (!in_array($orderby, ['date', 'modified', 'views', 'comments', 'likes', 'rand'], true)) {
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$orderby = 'date';
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}
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return [
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'title' => sanitize_text_field((string) ($new_instance['title'] ?? '')),
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'count' => max(1, min(30, (int) ($new_instance['count'] ?? 6))),
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'style' => $style,
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'orderby' => $orderby,
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'cat' => max(0, (int) ($new_instance['cat'] ?? 0)),
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'limit_day' => max(0, (int) ($new_instance['limit_day'] ?? 0)),
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'paginate' => sanitize_key((string) ($new_instance['paginate'] ?? 'none')) === 'ajax' ? 'ajax' : 'none',
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'show_thumb' => !empty($new_instance['show_thumb']) ? 1 : 0,
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'show_meta' => !empty($new_instance['show_meta']) ? 1 : 0,
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'show_number' => !empty($new_instance['show_number']) ? 1 : 0,
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];
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}
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}
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