142 lines
7.0 KiB
PHP
142 lines
7.0 KiB
PHP
<?php
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/**
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* Administrator membership mutations.
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*
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* @package AKSRT
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*/
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namespace AKSRT\Content;
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defined('ABSPATH') || exit;
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trait VipServiceMembership {
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/** @return array{level:int,expires:int,base_level:int,base_expires:int,expired_level:int} */
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public function get_membership_snapshot(int $user_id): array {
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return [
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'level' => max(0, min(2, (int) get_user_meta($user_id, 'aksrt_vip_level', true))),
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'expires' => max(0, (int) get_user_meta($user_id, 'aksrt_vip_expires', true)),
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'base_level' => max(0, min(2, (int) get_user_meta($user_id, 'aksrt_vip_base_level', true))),
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'base_expires' => max(0, (int) get_user_meta($user_id, 'aksrt_vip_base_expires', true)),
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'expired_level' => max(0, min(2, (int) get_user_meta($user_id, 'aksrt_vip_level_expired', true))),
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];
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}
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/** @param array<string,mixed> $payload @param array<string,mixed> $context */
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public function mutate_membership(int $user_id, string $operation, array $payload, array $context = []): array|\WP_Error {
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if ($user_id <= 0 || !get_userdata($user_id)) {
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return new \WP_Error('aksrt_vip_user_missing', __('用户不存在。', 'aksrt'));
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}
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if (!in_array($operation, ['set', 'extend', 'disable', 'restore'], true)) {
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return new \WP_Error('aksrt_vip_operation_invalid', __('会员操作无效。', 'aksrt'));
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}
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$reason = sanitize_text_field((string) ($context['reason'] ?? ''));
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if ($reason === '') {
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return new \WP_Error('aksrt_vip_reason_required', __('请填写变更原因。', 'aksrt'));
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}
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$before = $this->get_membership_snapshot($user_id);
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$repository = new VipMembershipEventRepository();
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$event_uuid = $repository->begin([
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'batch_uuid' => $context['batch_uuid'] ?? '',
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'user_id' => $user_id,
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'actor_user_id' => (int) ($context['actor_user_id'] ?? 0),
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'operation' => $operation,
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'source' => $context['source'] ?? 'admin',
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'reason' => $reason,
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'request' => $payload,
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'before' => $before,
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]);
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if (is_wp_error($event_uuid)) {
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return $event_uuid;
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}
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$target = $this->membership_target($before, $operation, $payload);
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if (is_wp_error($target)) {
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$repository->complete($event_uuid, 'failed', $before, $target->get_error_code(), $target->get_error_message());
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return $target;
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}
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delete_user_meta($user_id, 'aksrt_vip_base_level');
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delete_user_meta($user_id, 'aksrt_vip_base_expires');
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delete_user_meta($user_id, 'aksrt_vip_level_expired');
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update_user_meta($user_id, 'aksrt_vip_level', $target['level']);
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update_user_meta($user_id, 'aksrt_vip_expires', $target['expires']);
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$after = $this->get_membership_snapshot($user_id);
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if ($after['level'] !== $target['level'] || $after['expires'] !== $target['expires'] || $after['base_level'] !== 0 || $after['base_expires'] !== 0 || $after['expired_level'] !== 0) {
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$this->restore_membership_snapshot($user_id, $before);
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$after = $this->get_membership_snapshot($user_id);
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$error = new \WP_Error('aksrt_vip_write_failed', __('会员状态保存失败。', 'aksrt'));
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$repository->complete($event_uuid, 'failed', $after, $error->get_error_code(), $error->get_error_message());
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return $error;
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}
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unset($this->vip_member_cache[$user_id], $this->vip_catalog_cache[$user_id]);
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$repository->complete($event_uuid, 'succeeded', $after);
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do_action('aksrt_vip_membership_mutated', $user_id, $operation, $before, $after, $context, $event_uuid);
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return ['event_uuid' => $event_uuid, 'before' => $before, 'after' => $after];
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}
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/** @param array<string,mixed> $snapshot */
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private function restore_membership_snapshot(int $user_id, array $snapshot): void {
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foreach ([
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'aksrt_vip_level' => 'level',
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'aksrt_vip_expires' => 'expires',
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'aksrt_vip_base_level' => 'base_level',
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'aksrt_vip_base_expires' => 'base_expires',
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'aksrt_vip_level_expired' => 'expired_level',
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] as $meta_key => $snapshot_key) {
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$value = (int) ($snapshot[$snapshot_key] ?? 0);
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if ($value > 0 || $meta_key === 'aksrt_vip_level' || ($meta_key === 'aksrt_vip_expires' && (int) ($snapshot['level'] ?? 0) > 0)) {
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update_user_meta($user_id, $meta_key, $value);
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} else {
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delete_user_meta($user_id, $meta_key);
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}
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}
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}
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/** @param array<string,mixed> $before @param array<string,mixed> $payload @return array{level:int,expires:int}|\WP_Error */
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private function membership_target(array $before, string $operation, array $payload): array|\WP_Error {
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if ($operation === 'restore') {
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$level = max(0, min(2, (int) $before['base_level']));
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$expires = max(0, (int) $before['base_expires']);
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if ($level <= 0 || ($expires > 0 && $expires <= time())) {
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return new \WP_Error('aksrt_vip_restore_unavailable', __('没有有效的回退会员可恢复。', 'aksrt'));
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}
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return ['level' => $level, 'expires' => $expires];
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}
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if ($operation === 'disable') {
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return ['level' => 0, 'expires' => 0];
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}
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if ($operation === 'set') {
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$level = (int) ($payload['level'] ?? 0);
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if (!in_array($level, [1, 2], true)) {
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return new \WP_Error('aksrt_vip_level_invalid', __('会员档位无效。', 'aksrt'));
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}
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$expires = (int) ($payload['expires'] ?? -1);
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if ($expires < 0 || ($expires > 0 && $expires < time())) {
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return new \WP_Error('aksrt_vip_expiry_invalid', __('到期时间无效或已过期。', 'aksrt'));
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}
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return ['level' => $level, 'expires' => $expires];
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}
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$amount = (int) ($payload['amount'] ?? 0);
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$unit = sanitize_key((string) ($payload['unit'] ?? 'day'));
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if ($before['level'] < 1) {
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return new \WP_Error('aksrt_vip_extend_unavailable', __('无有效会员，无法延长。', 'aksrt'));
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}
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if ($before['expires'] <= 0) {
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return new \WP_Error('aksrt_vip_extend_permanent', __('永久会员无需延长。', 'aksrt'));
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}
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if ($amount < 1 || $amount > 3650 || !in_array($unit, ['day', 'month'], true)) {
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return new \WP_Error('aksrt_vip_duration_invalid', __('延长时长无效。', 'aksrt'));
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}
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$base = max(time(), $before['expires']);
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$date = (new \DateTimeImmutable('@' . $base))->setTimezone(wp_timezone());
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$next = $date->modify('+' . $amount . ' ' . ($unit === 'month' ? 'months' : 'days'));
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if (!$next) {
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return new \WP_Error('aksrt_vip_duration_invalid', __('无法计算新的到期时间。', 'aksrt'));
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}
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return ['level' => $before['level'], 'expires' => $next->getTimestamp()];
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}
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}
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