wordpress-theme-aksrt/inc/classes/class-aksrt-site-notice.php

<?php
/**
 * AKSRT Site Notice — 全站弹窗公告
 *
 * Configurable popup notice with cookie-based frequency control.
 * Reads system_notice_* keys from AKSRT_Settings (schema-driven).
 *
 * @package AKSRT
 */

defined('ABSPATH') || exit;

class AKSRT_Site_Notice {

    private static $instance = null;

    private function __construct() {}

    public static function get_instance(): self {
        if (null === self::$instance) {
            self::$instance = new self();
        }
        return self::$instance;
    }

    public function init(): void {
        add_action('wp_footer', [$this, 'render_notice']);
    }

    /**
     * Check if site notice is enabled, has content, not expired,
     * and current user matches the target audience (policy).
     */
    private function is_active(): bool {
        if (!class_exists('AKSRT_Settings')) return false;

        $cfg = AKSRT_Settings::get_system_notice_config();
        if (!$cfg['enabled'] || $cfg['content'] === '') {
            return false;
        }

        // 身份策略检查
        $policy = $cfg['policy'];
        if ($policy !== '') {
            $user_id = get_current_user_id();

            switch ($policy) {
                case 'signin':
                    if ($user_id <= 0) return false;
                    break;

                case 'vip':
                    if (!function_exists('aksrt_is_vip') || !aksrt_is_vip($user_id)) return false;
                    break;

                case 'free':
                    if (function_exists('aksrt_is_vip') && aksrt_is_vip($user_id)) return false;
                    break;

                case 'auth':
                    if ($user_id <= 0) return false;
                    $verified = get_user_meta($user_id, 'email_verified', true);
                    if (!$verified) {
                        $verified = get_user_meta($user_id, 'phone_verified', true);
                    }
                    if (!$verified) return false;
                    break;
            }
        }

        // 过期检查：expires 为小时数，0=永不过期
        $expires_hours = (int) $cfg['expires'];
        if ($expires_hours > 0 && isset($_COOKIE['aksrt_notice_seen'])) {
            $seen_ts = absint($_COOKIE['aksrt_notice_seen']);
            if ($seen_ts > 0 && (time() - $seen_ts) < ($expires_hours * 3600)) {
                return false;
            }
        }

        return true;
    }

    /**
     * Render the notice popup in footer
     */
    public function render_notice(): void {
        if (!$this->is_active()) return;

        $cfg       = AKSRT_Settings::get_system_notice_config();
        $content   = wp_kses_post($cfg['content']);
        $title     = esc_html($cfg['title'] ?: __('站点公告', 'aksrt'));
        $extra_cls = $cfg['class'] ? ' ' . esc_attr($cfg['class']) : '';
        $radius    = absint($cfg['radius']);
        $size_cls  = $cfg['size'];

        // 标题图标 / 样式
        $title_icon  = $cfg['title_icon'];
        $title_cls   = $cfg['title_class'] ? ' ' . esc_attr($cfg['title_class']) : '';
        $title_style = $cfg['title_style'] ? ' style="' . esc_attr($cfg['title_style']) . '"' : '';

        // 弹窗尺寸 class
        $dialog_cls = 'aksrt-site-notice__dialog';
        if ($size_cls !== '') {
            $dialog_cls .= ' ' . esc_attr($size_cls);
        }

        // 内联样式：圆角
        $dialog_style = 'display:none;';
        if ($radius > 0) {
            $dialog_style .= 'border-radius:' . $radius . 'px;';
        }

        $buttons = $cfg['buttons'];
        ?>
        <div id="aksrt-site-notice"
             class="aksrt-site-notice<?php echo $extra_cls; ?>"
             data-expires="<?php echo esc_attr($cfg['expires']); ?>"
             style="<?php echo esc_attr($dialog_style); ?>">
            <div class="aksrt-site-notice__overlay"></div>
            <div class="<?php echo $dialog_cls; ?>">
                <div class="aksrt-site-notice__head">
                    <h3 class="aksrt-site-notice__title<?php echo $title_cls; ?>"<?php echo $title_style; ?>>
                        <?php if ($title_icon): ?><i class="<?php echo esc_attr($title_icon); ?>"></i> <?php endif; ?>
                        <?php echo $title; ?>
                    </h3>
                    <button type="button" class="aksrt-site-notice__close" aria-label="<?php esc_attr_e('关闭', 'aksrt'); ?>">
                        <i class="fas fa-times"></i>
                    </button>
                </div>
                <div class="aksrt-site-notice__body">
                    <?php echo $content; ?>
                </div>
                <?php if (!empty($buttons)): ?>
                <div class="aksrt-site-notice__foot">
                    <?php foreach ($buttons as $btn): ?>
                        <?php
                        $btn_cls = 'aksrt-site-notice__btn aksrt-site-notice__btn--' . esc_attr($btn['color']);
                        if ($btn['link']):
                        ?>
                            <a href="<?php echo esc_url($btn['link']); ?>" class="<?php echo $btn_cls; ?>"><?php echo esc_html($btn['text']); ?></a>
                        <?php else: ?>
                            <button type="button" class="<?php echo $btn_cls; ?>" data-dismiss="notice"><?php echo esc_html($btn['text']); ?></button>
                        <?php endif; ?>
                    <?php endforeach; ?>
                </div>
                <?php endif; ?>
            </div>
        </div>
        <?php
    }
}