wordpress-theme-aksrt/src/AKSRT/Widgets/WidgetOnelinePosts.php

<?php
/**
 * Horizontal one-line posts scroller (zibll widget_ui_oneline_posts lite).
 *
 * @package AKSRT
 */

namespace AKSRT\Widgets;

defined('ABSPATH') || exit;

class WidgetOnelinePosts extends \WP_Widget {

	public function __construct() {
		parent::__construct(
			'aksrt_oneline_posts',
			esc_html__('AKSRT 横向文章', 'aksrt'),
			[
				'description' => esc_html__('横向滚动的文章卡片/迷你列表。', 'aksrt'),
				'classname'   => 'widget_aksrt_oneline_posts',
			]
		);
	}

	public function widget($args, $instance): void {
		$count = max(1, min(20, (int) ($instance['count'] ?? 8)));
		$style = sanitize_key((string) ($instance['style'] ?? 'card'));
		if (!in_array($style, ['card', 'mini', 'list'], true)) {
			$style = 'card';
		}
		$orderby = sanitize_key((string) ($instance['orderby'] ?? 'date'));
		$cat = (int) ($instance['cat'] ?? 0);
		$limit_day = max(0, (int) ($instance['limit_day'] ?? 0));

		$query = [
			'post_type'           => 'post',
			'post_status'         => 'publish',
			'posts_per_page'      => $count,
			'ignore_sticky_posts' => true,
			'no_found_rows'       => true,
		];
		if ($cat > 0) {
			$query['cat'] = $cat;
		}
		if ($limit_day > 0) {
			$query['date_query'] = [['after' => $limit_day . ' days ago']];
		}
		switch ($orderby) {
			case 'views':
				$query['meta_key'] = 'aksrt_post_views';
				$query['orderby'] = 'meta_value_num';
				$query['order'] = 'DESC';
				break;
			case 'comments':
				$query['orderby'] = 'comment_count';
				$query['order'] = 'DESC';
				break;
			case 'rand':
				$query['orderby'] = 'rand';
				break;
			default:
				$query['orderby'] = 'date';
				$query['order'] = 'DESC';
		}

		$q = new \WP_Query($query);
		if (!$q->have_posts()) {
			wp_reset_postdata();
			return;
		}

		echo $args['before_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
		$title = apply_filters('widget_title', (string) ($instance['title'] ?? ''), $instance, $this->id_base);
		if ($title !== '') {
			echo $args['before_title'] . esc_html($title) . $args['after_title']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
		}

		echo '<div class="aksrt-oneline style-' . esc_attr($style) . '"><div class="aksrt-oneline__track">';
		while ($q->have_posts()) {
			$q->the_post();
			$thumb = get_the_post_thumbnail_url(get_the_ID(), $style === 'card' ? 'medium' : 'thumbnail');
			echo '<a class="aksrt-oneline__item" href="' . esc_url(get_permalink()) . '">';
			if ($thumb) {
				echo '<div class="aksrt-oneline__thumb"><img src="' . esc_url($thumb) . '" alt="" loading="lazy" /></div>';
			} else {
				echo '<div class="aksrt-oneline__thumb is-empty"></div>';
			}
			echo '<div class="aksrt-oneline__body">';
			echo '<div class="aksrt-oneline__title">' . esc_html(get_the_title()) . '</div>';
			if ($style !== 'mini') {
				echo '<div class="aksrt-oneline__meta">' . esc_html(get_the_date()) . '</div>';
			}
			echo '</div></a>';
		}
		echo '</div></div>';
		wp_reset_postdata();

		echo $args['after_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
	}

	public function form($instance): void {
		?>
		<p>
			<label><?php esc_html_e('标题', 'aksrt'); ?>
				<input class="widefat" type="text" name="<?php echo esc_attr($this->get_field_name('title')); ?>" value="<?php echo esc_attr((string) ($instance['title'] ?? '')); ?>">
			</label>
		</p>
		<p>
			<label><?php esc_html_e('数量', 'aksrt'); ?>
				<input class="tiny-text" type="number" min="1" max="20" name="<?php echo esc_attr($this->get_field_name('count')); ?>" value="<?php echo esc_attr((string) ((int) ($instance['count'] ?? 8))); ?>">
			</label>
		</p>
		<p>
			<label><?php esc_html_e('样式', 'aksrt'); ?>
				<select name="<?php echo esc_attr($this->get_field_name('style')); ?>">
					<option value="card" <?php selected(($instance['style'] ?? 'card'), 'card'); ?>><?php esc_html_e('卡片', 'aksrt'); ?></option>
					<option value="mini" <?php selected(($instance['style'] ?? ''), 'mini'); ?>><?php esc_html_e('迷你', 'aksrt'); ?></option>
					<option value="list" <?php selected(($instance['style'] ?? ''), 'list'); ?>><?php esc_html_e('列表', 'aksrt'); ?></option>
				</select>
			</label>
		</p>
		<p>
			<label><?php esc_html_e('排序', 'aksrt'); ?>
				<select name="<?php echo esc_attr($this->get_field_name('orderby')); ?>">
					<option value="date" <?php selected(($instance['orderby'] ?? 'date'), 'date'); ?>><?php esc_html_e('时间', 'aksrt'); ?></option>
					<option value="views" <?php selected(($instance['orderby'] ?? ''), 'views'); ?>><?php esc_html_e('浏览', 'aksrt'); ?></option>
					<option value="comments" <?php selected(($instance['orderby'] ?? ''), 'comments'); ?>><?php esc_html_e('评论', 'aksrt'); ?></option>
					<option value="rand" <?php selected(($instance['orderby'] ?? ''), 'rand'); ?>><?php esc_html_e('随机', 'aksrt'); ?></option>
				</select>
			</label>
		</p>
		<p>
			<label><?php esc_html_e('分类 ID（0=全部）', 'aksrt'); ?>
				<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))); ?>">
			</label>
		</p>
		<p>
			<label><?php esc_html_e('限制最近 N 天（0=不限）', 'aksrt'); ?>
				<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))); ?>">
			</label>
		</p>
		<?php
	}

	public function update($new_instance, $old_instance): array {
		$style = sanitize_key((string) ($new_instance['style'] ?? 'card'));
		if (!in_array($style, ['card', 'mini', 'list'], true)) {
			$style = 'card';
		}
		$orderby = sanitize_key((string) ($new_instance['orderby'] ?? 'date'));
		if (!in_array($orderby, ['date', 'views', 'comments', 'rand'], true)) {
			$orderby = 'date';
		}
		return [
			'title'     => sanitize_text_field((string) ($new_instance['title'] ?? '')),
			'count'     => max(1, min(20, (int) ($new_instance['count'] ?? 8))),
			'style'     => $style,
			'orderby'   => $orderby,
			'cat'       => max(0, (int) ($new_instance['cat'] ?? 0)),
			'limit_day' => max(0, (int) ($new_instance['limit_day'] ?? 0)),
		];
	}
}