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

<?php
/**
 * Icon cover cards (zibll zib_widget_ui_icon_cover_card → aksrt_icon_cover_card).
 *
 * @package AKSRT
 */

namespace AKSRT\Widgets;

use AKSRT\Widgets\Traits\CommonWidgetFields;

defined('ABSPATH') || exit;

class WidgetIconCoverCards extends \WP_Widget {
	use CommonWidgetFields;


	public function __construct() {
		parent::__construct(
			'aksrt_icon_cover_cards',
			esc_html__('AKSRT 图标封面卡', 'aksrt'),
			[
				'description' => esc_html__('横向图标 + 标题/描述的导航卡片。', 'aksrt'),
				'classname'   => 'widget_aksrt_icon_cover_cards',
			]
		);
	}

	/**
	 * @param array<string,mixed> $args
	 * @param array<string,mixed> $instance
	 */
	public function widget($args, $instance): void {
		$cards = $this->normalize($instance['cards'] ?? []);
		if (!$cards) {
			if (current_user_can('manage_options')) {
				echo $args['before_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
				echo function_exists('aksrt_get_widget_null')
					? aksrt_get_widget_null(__('请添加至少一张图标封面卡', 'aksrt')) // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
					: '<p class="widget-empty">' . esc_html__('请添加至少一张图标封面卡', 'aksrt') . '</p>';
				echo $args['after_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
			}
			return;
		}
		$pc_row = max(1, min(4, (int) ($instance['pc_row'] ?? 2)));
		$m_row  = max(1, min(2, (int) ($instance['m_row'] ?? 1)));
		$icon_size = max(16, min(48, (int) ($instance['icon_size'] ?? 25)));
		$radius = !empty($instance['icon_radius4']);
		$go_link = !empty($instance['go_link']);
		$show_bg = !empty($instance['show_widget_bg']);

		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
		}

		$is_row = count($cards) > 1;
		$pc_span = max(1, (int) floor(12 / $pc_row));
		$m_span  = max(1, (int) floor(12 / $m_row));
		$row_class = 'col-sm-' . $pc_span . ($m_row > 1 ? ' col-xs-' . $m_span : '');

		echo $show_bg ? '<div class="zib-widget padding-10">' : '<div class="mb10">';
		if ($is_row) {
			echo '<div class="row gutters-5">';
		}

		foreach ($cards as $card) {
			$url = (string) ($card['url'] ?? '');
			if ($url !== '' && $go_link && function_exists('aksrt_go_link')) {
				$url = aksrt_go_link($url, true);
			}
			$card_args = [
				'class'       => $show_bg ? 'padding-10' : 'zib-widget mb10',
				'icon'        => (string) ($card['icon'] ?? ''),
				'icon_image'  => (string) ($card['icon_image'] ?? ''),
				'icon_size'   => $icon_size,
				'icon_class'  => $radius ? 'radius4' : '',
				'icon_color'  => (string) ($card['icon_color'] ?? ''),
				'title'       => (string) ($card['title'] ?? ''),
				'desc'        => (string) ($card['desc'] ?? ''),
				'link'        => [
					'url'    => $url,
					'target' => (string) ($card['target'] ?? ''),
				],
			];

			if ($is_row) {
				echo '<div class="' . esc_attr($row_class) . '">';
			}
			if (function_exists('aksrt_icon_cover_card')) {
				echo aksrt_icon_cover_card($card_args); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
			}
			if ($is_row) {
				echo '</div>';
			}
		}

		if ($is_row) {
			echo '</div>';
		}
		echo '</div>';

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

	/**
	 * @param mixed $raw
	 * @return array<int, array<string,string>>
	 */
	private function normalize($raw): array {
		if (is_string($raw)) {
			$decoded = json_decode($raw, true);
			$raw = is_array($decoded) ? $decoded : [];
		}
		if (!is_array($raw)) {
			return [];
		}
		$out = [];
		foreach ($raw as $row) {
			if (!is_array($row)) {
				continue;
			}
			$title = sanitize_text_field((string) ($row['title'] ?? ''));
			$icon = sanitize_text_field((string) ($row['icon'] ?? ''));
			$icon_image = esc_url_raw(trim((string) ($row['icon_image'] ?? $row['customize_icon'] ?? '')));
			if ($title === '' && $icon === '' && $icon_image === '') {
				continue;
			}
			$url = '';
			$target = '';
			if (is_array($row['link'] ?? null)) {
				$url = esc_url_raw(trim((string) ($row['link']['url'] ?? '')));
				$target = sanitize_text_field((string) ($row['link']['target'] ?? ''));
			} else {
				$url = esc_url_raw(trim((string) ($row['url'] ?? $row['link'] ?? '')));
				$target = sanitize_text_field((string) ($row['target'] ?? '_blank'));
			}
			$out[] = [
				'title'      => $title,
				'desc'       => sanitize_text_field((string) ($row['desc'] ?? '')),
				'icon'       => $icon,
				'icon_image' => $icon_image,
				'icon_color' => sanitize_html_class((string) ($row['icon_color'] ?? '')),
				'url'        => $url,
				'target'     => $target,
			];
			if (count($out) >= 16) {
				break;
			}
		}
		return $out;
	}

	/**
	 * @param array<string,mixed> $instance
	 */
	public function form($instance): void {
		$json = is_string($instance['cards'] ?? null)
			? (string) $instance['cards']
			: wp_json_encode($this->normalize($instance['cards'] ?? []), JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
		?>
		<p>
			<label><?php esc_html_e('标题', 'aksrt'); ?>
				<input class="widefat" type="text" name="<?php echo esc_attr($this->get_field_name('title')); ?>" value="<?php echo esc_attr((string) ($instance['title'] ?? '')); ?>">
			</label>
		</p>
		<p>
			<label><?php esc_html_e('卡片 JSON', 'aksrt'); ?>
				<textarea class="widefat" rows="7" name="<?php echo esc_attr($this->get_field_name('cards')); ?>" placeholder='[{"title":"文档","desc":"使用说明","icon":"fas fa-book","url":"https://"}]'><?php echo esc_textarea((string) $json); ?></textarea>
			</label>
		</p>
		<p>
			<label><?php esc_html_e('PC 列', 'aksrt'); ?>
				<input class="tiny-text" type="number" min="1" max="4" name="<?php echo esc_attr($this->get_field_name('pc_row')); ?>" value="<?php echo esc_attr((string) ((int) ($instance['pc_row'] ?? 2))); ?>">
			</label>
			<label><?php esc_html_e('移动列', 'aksrt'); ?>
				<input class="tiny-text" type="number" min="1" max="2" name="<?php echo esc_attr($this->get_field_name('m_row')); ?>" value="<?php echo esc_attr((string) ((int) ($instance['m_row'] ?? 1))); ?>">
			</label>
			<label><?php esc_html_e('图标字号', 'aksrt'); ?>
				<input class="tiny-text" type="number" min="16" max="48" name="<?php echo esc_attr($this->get_field_name('icon_size')); ?>" value="<?php echo esc_attr((string) ((int) ($instance['icon_size'] ?? 25))); ?>">
			</label>
		</p>
		<p>
			<label><input type="checkbox" name="<?php echo esc_attr($this->get_field_name('icon_radius4')); ?>" value="1" <?php checked(!empty($instance['icon_radius4'])); ?>> <?php esc_html_e('图标圆角方形', 'aksrt'); ?></label><br>
			<label><input type="checkbox" name="<?php echo esc_attr($this->get_field_name('show_widget_bg')); ?>" value="1" <?php checked(!empty($instance['show_widget_bg'])); ?>> <?php esc_html_e('模块背景', 'aksrt'); ?></label><br>
			<label><input type="checkbox" name="<?php echo esc_attr($this->get_field_name('go_link')); ?>" value="1" <?php checked(!empty($instance['go_link'])); ?>> <?php esc_html_e('外链跳转页', 'aksrt'); ?></label>
		</p>
		<?php
			$this->render_common_form_section($instance);
}

	/**
	 * @param array<string,mixed> $new_instance
	 * @param array<string,mixed> $old_instance
	 * @return array<string,mixed>
	 */
	public function update($new_instance, $old_instance): array {
		$business = [
			'title'          => sanitize_text_field((string) ($new_instance['title'] ?? '')),
			'cards'          => $this->normalize($new_instance['cards'] ?? []),
			'pc_row'         => max(1, min(4, (int) ($new_instance['pc_row'] ?? 2))),
			'm_row'          => max(1, min(2, (int) ($new_instance['m_row'] ?? 1))),
			'icon_size'      => max(16, min(48, (int) ($new_instance['icon_size'] ?? 25))),
			'icon_radius4'   => !empty($new_instance['icon_radius4']) ? 1 : 0,
			'show_widget_bg' => !empty($new_instance['show_widget_bg']) ? 1 : 0,
			'go_link'        => !empty($new_instance['go_link']) ? 1 : 0,
		]; return $this->update_common_fields($new_instance, $old_instance, $business);
	}
}