wordpress-theme-aksrt/templates/pages/page-download-file.php

<?php
/**
 * Template Name: AKSRT - 单篇资源下载
 * Template Post Type: page
 *
 * Zibll pages/download.php equivalent.
 * URL: {page}?post={post_id}
 * Only for pay_type=download posts. Shows download buttons when allowed,
 * or a no-permission state with a back link to the article.
 *
 * @package AKSRT
 */

defined('ABSPATH') || exit;

$post_id = isset($_GET['post']) ? absint($_GET['post']) : 0;
$post    = $post_id > 0 ? get_post($post_id) : null;

if (!$post instanceof WP_Post || $post->post_status !== 'publish') {
	get_header();
	echo '<main class="container"><div class="content-wrap"><div class="content-layout">';
	echo '<div class="alert jb-red em12" style="margin:2em;"><b>' . esc_html__('无效的下载请求', 'aksrt') . '</b></div>';
	echo '</div></div></main>';
	get_footer();
	exit;
}

$pay_meta = function_exists('aksrt_get_pay_meta') ? aksrt_get_pay_meta($post) : ['pay_type' => 'no', 'downloads' => []];
$pay_type = (string) ($pay_meta['pay_type'] ?? 'no');
$is_download = $pay_type === 'download' || (function_exists('aksrt_is_downloadable_content') && aksrt_is_downloadable_content($post));

if (!$is_download) {
	get_header();
	echo '<main class="container"><div class="content-wrap"><div class="content-layout">';
	echo '<div class="alert jb-red em12" style="margin:2em;"><b>' . esc_html__('该内容不是可下载资源', 'aksrt') . '</b></div>';
	echo '<p><a class="but jb-yellow padding-lg" href="' . esc_url(get_permalink($post)) . '#posts-pay"><i class="fa fa-long-arrow-left" aria-hidden="true"></i><span class="ml10">' . esc_html__('返回文章', 'aksrt') . '</span></a></p>';
	echo '</div></div></main>';
	get_footer();
	exit;
}

$article_url = get_permalink($post) . '#posts-pay';
$pay_title   = get_the_title($post);
$subtitle    = '';
if (function_exists('get_the_subtitle')) {
	// noop — AKSRT may not have zibll subtitle helper
}
$has_access = function_exists('aksrt_has_paid_access') ? aksrt_has_paid_access($post) : false;
$gate       = function_exists('aksrt_can_download') ? aksrt_can_download($post) : true;
$can_dl     = $gate === true;
$need_login = is_wp_error($gate) && $gate->get_error_code() === 'aksrt_need_login';

// Free download + login required (Zibll pay_free_logged_show).
$price = (float) ($pay_meta['price'] ?? 0);
$order_settings = class_exists('AKSRT_Settings') ? AKSRT_Settings::get_order_settings() : [];
$free_logged_show = !empty($order_settings['free_logged_show']);
if ($price <= 0 && $free_logged_show && !is_user_logged_in()) {
	$can_dl     = false;
	$need_login = true;
	$has_access = true; // free "access" but must login to download
}

$paid_name = '';
if ($has_access || $can_dl) {
	if ($price <= 0) {
		$paid_name = __('免费资源', 'aksrt');
	} else {
		$paid_name = __('已获得下载权限', 'aksrt');
	}
}

get_header();
?>
<style>
.aksrt-single-download .but-download > .but,
.aksrt-single-download .but-download > a,
.aksrt-single-download .but-download > button,
.aksrt-single-download .resource-download-box__btn {
	min-width: 200px;
	padding: .5em;
	margin-top: 10px;
}
.aksrt-single-download .pay-extra-hide {
	background: var(--muted-border-color, #f0f0f0);
	display: block;
	margin: 10px 0;
	padding: 20px;
	color: var(--muted-color, #888);
	border-radius: 4px;
}
</style>
<main class="container aksrt-single-download">
	<div class="content-wrap">
		<div class="content-layout">
			<article class="article page-article main-bg theme-box box-body radius8 main-shadow">
				<div class="pay-box">
					<div class="article-header theme-box">
						<div class="article-title">
							<a href="<?php echo esc_url($article_url); ?>"><?php echo esc_html($pay_title); ?></a>
						</div>
						<?php if ($paid_name !== '') : ?>
							<b class="badg jb-red mr6" style="font-size:12px;padding:2px 10px;line-height:1.4;">
								<i class="fa fa-check mr6" aria-hidden="true"></i><?php echo esc_html($paid_name); ?>
							</b>
						<?php endif; ?>
					</div>

					<?php if ($can_dl) : ?>
						<div style="margin-bottom:2em;" class="pay-box">
							<?php
							// Reuse single download box UI for the allowed state.
							global $post;
							$GLOBALS['post'] = $post;
							setup_postdata($post);
							$GLOBALS['aksrt_on_download_file_page'] = true;
							get_template_part('templates/parts/resource-download-box');
							unset($GLOBALS['aksrt_on_download_file_page']);
							wp_reset_postdata();
							?>
						</div>
					<?php elseif ($need_login) : ?>
						<div class="alert jb-yellow em12" style="margin:2em;">
							<b><?php esc_html_e('免费资源，请登录后下载', 'aksrt'); ?></b>
						</div>
						<div class="pay-extra-hide">
							<?php
							$login_url = wp_login_url(add_query_arg('post', $post_id, get_permalink()));
							printf(
								/* translators: %s: login url */
								wp_kses_post(__('Hi！请先 <a href="%s">登录</a> 后再下载。', 'aksrt')),
								esc_url($login_url)
							);
							?>
						</div>
						<a style="margin-bottom:2em;" href="<?php echo esc_url($article_url); ?>" class="but jb-yellow padding-lg">
							<i class="fa fa-long-arrow-left" aria-hidden="true"></i>
							<span class="ml10"><?php esc_html_e('返回文章', 'aksrt'); ?></span>
						</a>
					<?php else : ?>
						<div class="alert jb-red em12" style="margin:2em;">
							<b><?php esc_html_e('暂无下载权限', 'aksrt'); ?></b>
						</div>
						<a style="margin-bottom:2em;" href="<?php echo esc_url($article_url); ?>" class="but jb-yellow padding-lg">
							<i class="fa fa-long-arrow-left" aria-hidden="true"></i>
							<span class="ml10"><?php esc_html_e('返回文章', 'aksrt'); ?></span>
						</a>
					<?php endif; ?>
				</div>
			</article>
		</div>
	</div>
</main>
<?php
get_footer();