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

<?php
/**
 * Current plate moderators (zibll zib_bbs_widget_ui_plate_moderator).
 *
 * @package AKSRT
 */

namespace AKSRT\Widgets;

use AKSRT\Widgets\Traits\CommonWidgetFields;

defined('ABSPATH') || exit;

class WidgetForumPlateModerator extends \WP_Widget {
	use CommonWidgetFields;

	public function __construct() {
		parent::__construct(
			'aksrt_forum_plate_moderator',
			esc_html__('论坛 - 版主列表', 'aksrt'),
			[
				'description' => esc_html__('显示当前版块的版主与超级版主。', 'aksrt'),
				'classname'   => 'widget_aksrt_forum_plate_moderator',
			]
		);
	}

	/**
	 * Build apply entry HTML (modal form).
	 */
	public static function render_apply_html(int $plate_id, bool $show_apply = true): string {
		if (!$show_apply || $plate_id <= 0) {
			return '';
		}
		$forum = class_exists('\AKSRT\Forum\Forum') ? \AKSRT\Forum\Forum::get_instance() : null;
		$cuid  = get_current_user_id();
		$show_always = true;
		if (function_exists('aksrt_get_setting')) {
			$show_always = (bool) aksrt_get_setting('bbs_show_apply_moderator', true);
		}
		$can_apply = $cuid > 0 && $forum && method_exists($forum, 'forum_user_can')
			? $forum->forum_user_can($cuid, 'moderator_apply')
			: ($cuid > 0);
		if (!$show_always && !$can_apply) {
			return '';
		}
		$is_mod = false;
		if ($cuid > 0 && $forum && method_exists($forum, 'is_board_moderator')) {
			$is_mod = $forum->is_board_moderator($cuid, $plate_id);
		}
		if ($is_mod || ($cuid > 0 && user_can($cuid, 'manage_options'))) {
			return '';
		}
		if ($cuid <= 0) {
			$login = function_exists('aksrt_get_login_url') ? aksrt_get_login_url(get_permalink($plate_id)) : wp_login_url(get_permalink($plate_id));
			return '<a class="but hollow c-blue p2-10 em09" href="' . esc_url($login) . '">' . esc_html__('登录后申请版主', 'aksrt') . '</a>';
		}
		$pending = false;
		if ($forum && method_exists($forum, 'get_board_moderator_applications')) {
			foreach ((array) $forum->get_board_moderator_applications($plate_id) as $app) {
				if ((int) ($app['user_id'] ?? 0) === $cuid && (string) ($app['status'] ?? '') === 'pending') {
					$pending = true;
					break;
				}
			}
		}
		if ($pending) {
			return '<span class="badg c-yellow hollow em09">' . esc_html__('申请审核中', 'aksrt') . '</span>';
		}
		$uid = 'aksrt-mod-apply-' . $plate_id . '-' . wp_rand(1000, 9999);
		$desc = function_exists('aksrt_get_setting') ? (string) aksrt_get_setting('bbs_apply_moderator_desc', '') : '';
		if ($desc === '') {
			$desc = __('欢迎有热情的用户申请成为版主，协助管理社区秩序。', 'aksrt');
		}
		obs_start();
		echo '<button type="button" class="but hollow c-blue p2-10 em09" data-aksrt-mod-apply-open="' . esc_attr((string) $uid) . '">' . esc_html__('申请版主', 'aksrt') . '</button>';
		echo '<div class="aksrt-mod-apply-modal" id="' . esc_attr((string) $uid) . '" hidden>';
		echo '<div class="aksrt-mod-apply-modal__backdrop" data-aksrt-mod-apply-close></div>';
		echo '<div class="aksrt-mod-apply-modal__dialog zib-widget" role="dialog" aria-modal="true">';
		echo '<div class="flex jsb ac mb10"><div class="title-theme">' . esc_html__('申请版主', 'aksrt') . '</div>';
		echo '<button type="button" class="but hollow p2-10 em09" data-aksrt-mod-apply-close aria-label="' . esc_attr__('关闭', 'aksrt') . '">&times;</button></div>';
		echo '<div class="muted-2-color em09 mb10">' . esc_html($desc) . '</div>';
		echo '<form class="js-aksrt-moderator-apply-form" data-board-id="' . esc_attr((string) $plate_id) . '">';
		echo '<label class="mb6 block">' . esc_html__('申请理由', 'aksrt') . '</label>';
		echo '<textarea name="reason" rows="4" class="mb10" required placeholder="' . esc_attr__('请简要说明你的社区经验、擅长领域或管理计划。', 'aksrt') . '"></textarea>';
		echo '<div class="js-aksrt-action-feedback mb10" aria-live="polite"></div>';
		echo '<button type="submit" class="but c-blue padding-lg btn-block">' . esc_html__('提交版主申请', 'aksrt') . '</button>';
		echo '</form></div></div>';
		return (string) ob_get_clean();
	}

	/**
	 * @return array{html:string}
	 */
	public static function render_payload(array $instance, ?\WP_Post $plate = null): array {
		$plate = $plate ?: WidgetForumPlateInfo::resolve_current_plate_static();
		if (!$plate) {
			return ['html' => ''];
		}

		$id        = (int) $plate->ID;
		$author_id = (int) $plate->post_author;
		$mods      = get_post_meta($id, '_aksrt_moderators', true);
		if (!is_array($mods)) {
			$mods = [];
		}
		$mods = array_values(array_unique(array_filter(array_map('intval', $mods))));

		// Super-mods meta (zibll-like).
		$super = get_post_meta($id, '_aksrt_super_moderators', true);
		if (!is_array($super)) {
			$super = [];
		}
		$super = array_values(array_unique(array_filter(array_map('intval', $super))));

		$people = [];
		if ($author_id > 0) {
			$people[] = ['id' => $author_id, 'role' => 'author'];
		}
		foreach ($super as $sid) {
			if ($sid === $author_id) {
				continue;
			}
			$people[] = ['id' => $sid, 'role' => 'super'];
		}
		foreach ($mods as $mid) {
			if ($mid === $author_id || in_array($mid, $super, true)) {
				continue;
			}
			$people[] = ['id' => $mid, 'role' => 'moderator'];
		}
		$title_text  = (string) ($instance['title_text'] ?? __('版主', 'aksrt'));
		$show_avatar = !isset($instance['show_avatar']) || !empty($instance['show_avatar']);
		$style       = sanitize_key((string) ($instance['style'] ?? 'list'));
		if (!in_array($style, ['list', 'grid'], true)) {
			$style = 'list';
		}

				$show_apply = !isset($instance['apply_btn']) || !empty($instance['apply_btn']);
		$apply_html = self::render_apply_html($id, $show_apply);

		if (!$people && $apply_html === '') {
			if (current_user_can('manage_options')) {
				return [
					'html' => function_exists('aksrt_get_widget_null')
						? aksrt_get_widget_null(__('当前版块暂无版主', 'aksrt'))
						: '<p class="widget-empty">' . esc_html__('当前版块暂无版主', 'aksrt') . '</p>',
				];
			}
			return ['html' => ''];
		}

		obs_start();
		echo '<div class="zib-widget moderator-box aksrt-plate-mods style-' . esc_attr($style) . ' ajax-item" data-aksrt-plate-mods="1">';
		if ($title_text !== '' || $apply_html !== '') {
			echo '<div class="mb10 flex jsb ac aksrt-plate-mods__head">';
			echo $title_text !== '' ? '<div class="title-theme">' . esc_html($title_text) . '</div>' : '<div></div>';
			echo $apply_html; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
			echo '</div>';
		}
		if ($people) {
			echo '<div class="aksrt-plate-mods__list">';
		foreach ($people as $row) {
			$uid = (int) $row['id'];
			if (function_exists('aksrt_render_moderator_row')) {
				echo aksrt_render_moderator_row($uid, (string) $row['role'], $show_avatar, $style); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
				continue;
			}
			$user = get_userdata($uid);
			if (!$user) {
				continue;
			}
			$avatar = function_exists('aksrt_get_avatar_url')
				? aksrt_get_avatar_url($uid, ['size' => 64])
				: get_avatar_url($uid, ['size' => 64]);
			$home = function_exists('aksrt_get_user_home_url')
				? aksrt_get_user_home_url($uid)
				: get_author_posts_url($uid);
			if ($row['role'] === 'author' || $row['role'] === 'super') {
				$role_label = __('超级版主', 'aksrt');
			} else {
				$role_label = __('版主', 'aksrt');
			}
			echo '<a class="aksrt-plate-mods__item role-' . esc_attr($row['role']) . '" href="' . esc_url($home) . '">';
			if ($show_avatar) {
				echo '<img class="aksrt-plate-mods__avatar aksrt-lazy lazyload" data-src="' . esc_url($avatar) . '" src="' . esc_url(get_template_directory_uri() . '/assets/img/placeholder.svg') . '" alt="" loading="lazy" width="40" height="40" />';
			}
			echo '<span class="aksrt-plate-mods__name">' . esc_html($user->display_name) . '</span>';
			echo '<span class="aksrt-plate-mods__role">' . esc_html($role_label) . '</span>';
			echo '</a>';
		}
		echo '</div>';
		} else {
			echo '<div class="muted-2-color em09 mb10">' . esc_html__('暂无版主，欢迎申请加入管理。', 'aksrt') . '</div>';
		}
		echo '</div>';
		return ['html' => (string) ob_get_clean()];
	}

	public function widget($args, $instance): void {
		$payload = self::render_payload($instance);
		if ($payload['html'] === '') {
			return;
		}

		echo $args['before_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
		// title_text is rendered inside payload head (zibll-like); optional WP title still allowed.
		$title = apply_filters('widget_title', (string) ($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 $payload['html']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
		echo $args['after_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
	}

	public function form($instance): void {
		?>
		<p>
			<label><?php esc_html_e('小标题文案', 'aksrt'); ?>
				<input class="widefat" type="text" name="<?php echo esc_attr($this->get_field_name('title_text')); ?>" value="<?php echo esc_attr((string) ($instance['title_text'] ?? __('版主', 'aksrt'))); ?>">
			</label>
		</p>
		<p>
			<label><?php esc_html_e('样式', 'aksrt'); ?>
				<select name="<?php echo esc_attr($this->get_field_name('style')); ?>">
					<option value="list" <?php selected(($instance['style'] ?? 'list'), 'list'); ?>><?php esc_html_e('列表', 'aksrt'); ?></option>
					<option value="grid" <?php selected(($instance['style'] ?? ''), 'grid'); ?>><?php esc_html_e('头像网格', 'aksrt'); ?></option>
				</select>
			</label>
		</p>
		<p>
			<label><input type="checkbox" name="<?php echo esc_attr($this->get_field_name('show_avatar')); ?>" value="1" <?php checked(!isset($instance['show_avatar']) || !empty($instance['show_avatar'])); ?>> <?php esc_html_e('显示头像', 'aksrt'); ?></label><br>
			<label><input type="checkbox" name="<?php echo esc_attr($this->get_field_name('apply_btn')); ?>" value="1" <?php checked(!isset($instance['apply_btn']) || !empty($instance['apply_btn'])); ?>> <?php esc_html_e('显示申请版主入口', 'aksrt'); ?></label>
		</p>
		<p class="description"><?php esc_html_e('仅在版块/帖子页显示。', 'aksrt'); ?></p>
		<?php $this->render_common_form_section($instance); ?>
		<?php
	}

	public function update($new_instance, $old_instance): array {
		return $this->update_common_fields($new_instance, $old_instance, [
			'title_text'  => sanitize_text_field((string) ($new_instance['title_text'] ?? '')),
			'style'       => ($new_instance['style'] ?? '') === 'grid' ? 'grid' : 'list',
			'show_avatar' => !empty($new_instance['show_avatar']) ? 1 : 0,
			'apply_btn'   => !empty($new_instance['apply_btn']) ? 1 : 0,
		]);
	}
}