wordpress-theme-aksrt/archive-resources.php

<?php
/**
 * Resource Archive Template
 *
 * Virtual list at /resources/ — ordinary posts marked with _jio_is_resource.
 *
 * @package Jio
 */

defined('ABSPATH') || exit;

get_header();

$current_orderby = isset($_GET['orderby']) ? sanitize_key((string) $_GET['orderby']) : 'date';
$allowed_orderby = ['date', 'downloads', 'views'];
if (!in_array($current_orderby, $allowed_orderby, true)) {
	$current_orderby = 'date';
}

$current_price = isset($_GET['price']) ? sanitize_key((string) $_GET['price']) : 'all';
if (!in_array($current_price, ['all', 'free', 'paid'], true)) {
	$current_price = 'all';
}

$price_min = isset($_GET['price_min']) && $_GET['price_min'] !== '' ? (float) $_GET['price_min'] : '';
$price_max = isset($_GET['price_max']) && $_GET['price_max'] !== '' ? (float) $_GET['price_max'] : '';

$archive_url = function_exists('jio_resource_archive_url') ? jio_resource_archive_url() : home_url('/resources/');

$sort_options = [
	'date'      => __('最新', 'jio'),
	'downloads' => __('热门下载', 'jio'),
	'views'     => __('阅读最多', 'jio'),
];

$price_options = [
	'all'  => __('全部', 'jio'),
	'free' => __('免费', 'jio'),
	'paid' => __('付费', 'jio'),
];

$preserve = [];
if ($current_orderby !== 'date') {
	$preserve['orderby'] = $current_orderby;
}
if ($current_price !== 'all') {
	$preserve['price'] = $current_price;
}
if ($price_min !== '' && $price_min > 0) {
	$preserve['price_min'] = $price_min;
}
if ($price_max !== '') {
	$preserve['price_max'] = $price_max;
}

$has_filter = $current_orderby !== 'date' || $current_price !== 'all' || $price_min !== '' || $price_max !== '';
?>

<main id="main-content" class="site-main container" tabindex="-1">
	<header class="resource-archive-header page-cover">
		<div class="container">
			<?php if (function_exists('jio_breadcrumbs')) : ?>
				<nav class="resource-archive-header__breadcrumbs" aria-label="<?php esc_attr_e('面包屑', 'jio'); ?>">
					<?php jio_breadcrumbs(); ?>
				</nav>
			<?php endif; ?>

			<h1 class="resource-archive-header__title"><?php esc_html_e('资源', 'jio'); ?></h1>
			<p class="resource-archive-header__sub">
				<?php
				global $wp_query;
				/* translators: %s: resource count */
				printf(esc_html__('共 %s 个资源', 'jio'), esc_html(number_format_i18n((int) $wp_query->found_posts)));
				?>
			</p>
		</div>
	</header>

	<div class="content-wrap">
		<div class="content-layout content-layout--no-sidebar">
			<div class="content-layout__primary resource-archive">
				<nav class="resource-archive__toolbar" aria-label="<?php esc_attr_e('筛选', 'jio'); ?>">
					<div class="resource-archive__filter-group">
						<span class="resource-archive__filter-label"><?php esc_html_e('排序', 'jio'); ?></span>
						<ul class="resource-archive__sort">
							<?php foreach ($sort_options as $key => $label) :
								$args = $preserve;
								if ($key === 'date') {
									unset($args['orderby']);
								} else {
									$args['orderby'] = $key;
								}
								$url = $args ? add_query_arg($args, $archive_url) : $archive_url;
								$active = $current_orderby === $key;
								?>
								<li>
									<a href="<?php echo esc_url($url); ?>"
										class="resource-archive__sort-link<?php echo $active ? ' is-active' : ''; ?>"
										<?php echo $active ? 'aria-current="true"' : ''; ?>>
										<?php echo esc_html($label); ?>
									</a>
								</li>
							<?php endforeach; ?>
						</ul>
					</div>

					<div class="resource-archive__filter-group">
						<span class="resource-archive__filter-label"><?php esc_html_e('价格', 'jio'); ?></span>
						<ul class="resource-archive__sort">
							<?php foreach ($price_options as $key => $label) :
								$args = $preserve;
								if ($key === 'all') {
									unset($args['price']);
								} else {
									$args['price'] = $key;
								}
								unset($args['price_min'], $args['price_max']);
								$url = $args ? add_query_arg($args, $archive_url) : $archive_url;
								$active = $current_price === $key;
								?>
								<li>
									<a href="<?php echo esc_url($url); ?>"
										class="resource-archive__sort-link<?php echo $active ? ' is-active' : ''; ?>"
										<?php echo $active ? 'aria-current="true"' : ''; ?>>
										<?php echo esc_html($label); ?>
									</a>
								</li>
							<?php endforeach; ?>
						</ul>
					</div>

					<form class="resource-archive__price-range" method="get" action="<?php echo esc_url($archive_url); ?>">
						<?php
						if ($current_orderby !== 'date') {
							echo '<input type="hidden" name="orderby" value="' . esc_attr($current_orderby) . '">';
						}
						if ($current_price !== 'all') {
							echo '<input type="hidden" name="price" value="' . esc_attr($current_price) . '">';
						}
						?>
						<label class="resource-archive__price-input">
							<span><?php esc_html_e('最低', 'jio'); ?></span>
							<input type="number" name="price_min" min="0" step="1" value="<?php echo esc_attr((string) $price_min); ?>">
						</label>
						<span class="resource-archive__price-sep">—</span>
						<label class="resource-archive__price-input">
							<span><?php esc_html_e('最高', 'jio'); ?></span>
							<input type="number" name="price_max" min="0" step="1" value="<?php echo esc_attr((string) $price_max); ?>">
						</label>
						<button type="submit" class="btn-primary btn-sm"><?php esc_html_e('应用', 'jio'); ?></button>
					</form>

					<?php if ($has_filter) : ?>
						<a class="resource-archive__reset" href="<?php echo esc_url($archive_url); ?>">
							<i class="fa fas fa-times-circle" aria-hidden="true"></i>
							<?php esc_html_e('清除筛选', 'jio'); ?>
						</a>
					<?php endif; ?>
				</nav>

				<?php if (have_posts()) : ?>
					<?php
					$render_config = jio_resolve_post_list_render_config([
						'context'   => 'archive',
						'overrides' => ['type' => 'card'],
					]);

					jio_render_post_list(array_merge($render_config, ['wrapper_class' => 'content-stream__list']));
					jio_render_pagination(null, [
						'query_context' => 'archive',
						'render_config' => $render_config,
					]);
					?>
				<?php else : ?>
					<div class="no-results">
						<p><?php esc_html_e('暂无资源。', 'jio'); ?></p>
						<?php if ($has_filter) : ?>
							<p><a class="btn-outline btn-sm" href="<?php echo esc_url($archive_url); ?>"><?php esc_html_e('清除筛选条件', 'jio'); ?></a></p>
						<?php endif; ?>
					</div>
				<?php endif; ?>
			</div>
		</div>
	</div>
</main>

<?php
get_footer();