Add Billing/Stripe integration and Landing Page (Phase 4+5)
Phase 4 - Billing/Stripe: - src/Billing/StripeService.php: Stripe API wrapper - Checkout session creation - Customer management - Billing portal sessions - Webhook signature verification - src/Billing/SubscriptionManager.php: Subscription logic - Plan management (CRUD) - Trial handling - Feature access checks - Invoice storage - src/Billing/WebhookHandler.php: Stripe webhook processing - checkout.session.completed - customer.subscription.* events - invoice.paid / payment_failed - api/stripe-webhook.php: Webhook endpoint - dashboard/billing.php: Billing dashboard - Current plan display with features - Plan comparison grid - Upgrade buttons with Stripe Checkout - Invoice history Phase 5 - Landing Page: - landing/index.php: Marketing homepage - Hero section with CTA - Feature grid (6 features) - How it works (3 steps) - Final CTA section - Responsive design - landing/pricing.php: Pricing page - Dynamic plan cards from DB - Monthly/yearly toggle (2 months free) - Feature comparison - FAQ accordion All features respect saas_features toggles in settings.
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Claude
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<?php
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/**
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* SubscriptionManager - Verwaltet Subscriptions
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*/
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namespace AuroraLivecam\Billing;
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use AuroraLivecam\Core\Database;
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class SubscriptionManager
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{
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private Database $db;
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private StripeService $stripe;
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public function __construct(?Database $db = null)
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{
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$this->db = $db ?? Database::getInstance();
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$this->stripe = new StripeService($this->db);
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}
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/**
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* Gibt alle Pläne zurück
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*/
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public function getPlans(bool $activeOnly = true): array
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{
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$sql = "SELECT * FROM plans";
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if ($activeOnly) {
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$sql .= " WHERE is_active = 1";
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}
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$sql .= " ORDER BY sort_order ASC";
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$plans = $this->db->fetchAll($sql);
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// Features JSON decodieren
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foreach ($plans as &$plan) {
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if (isset($plan['features'])) {
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$plan['features'] = json_decode($plan['features'], true) ?? [];
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}
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}
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return $plans;
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}
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/**
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* Gibt einen Plan zurück
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*/
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public function getPlan(int $planId): ?array
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{
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$plan = $this->db->fetchOne("SELECT * FROM plans WHERE id = ?", [$planId]);
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if ($plan && isset($plan['features'])) {
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$plan['features'] = json_decode($plan['features'], true) ?? [];
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}
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return $plan;
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}
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/**
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* Gibt Plan by Slug zurück
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*/
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public function getPlanBySlug(string $slug): ?array
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{
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$plan = $this->db->fetchOne("SELECT * FROM plans WHERE slug = ?", [$slug]);
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if ($plan && isset($plan['features'])) {
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$plan['features'] = json_decode($plan['features'], true) ?? [];
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}
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return $plan;
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}
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/**
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* Gibt die aktuelle Subscription eines Tenants zurück
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*/
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public function getSubscription(int $tenantId): ?array
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{
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$sub = $this->db->fetchOne(
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"SELECT s.*, p.name as plan_name, p.slug as plan_slug, p.features as plan_features
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FROM subscriptions s
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JOIN plans p ON s.plan_id = p.id
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WHERE s.tenant_id = ?
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ORDER BY s.created_at DESC LIMIT 1",
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[$tenantId]
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);
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if ($sub && isset($sub['plan_features'])) {
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$sub['plan_features'] = json_decode($sub['plan_features'], true) ?? [];
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}
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return $sub;
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}
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/**
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* Erstellt oder aktualisiert eine Subscription
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*/
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public function createOrUpdate(int $tenantId, array $data): int
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{
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$existing = $this->db->fetchOne(
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"SELECT id FROM subscriptions WHERE tenant_id = ?",
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[$tenantId]
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);
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if ($existing) {
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$this->db->update('subscriptions', $data, 'id = ?', [$existing['id']]);
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return $existing['id'];
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}
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$data['tenant_id'] = $tenantId;
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return $this->db->insert('subscriptions', $data);
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}
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/**
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* Startet Trial für einen Tenant
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*/
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public function startTrial(int $tenantId, int $planId = null, int $days = 14): void
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{
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if (!$planId) {
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$freePlan = $this->getPlanBySlug('basic');
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$planId = $freePlan['id'] ?? 1;
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}
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$this->createOrUpdate($tenantId, [
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'plan_id' => $planId,
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'status' => 'trialing',
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'current_period_start' => date('Y-m-d H:i:s'),
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'current_period_end' => date('Y-m-d H:i:s', strtotime("+$days days")),
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]);
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// Tenant Status
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$this->db->update('tenants', [
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'status' => 'trial',
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'trial_ends_at' => date('Y-m-d H:i:s', strtotime("+$days days")),
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], 'id = ?', [$tenantId]);
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}
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/**
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* Aktiviert Subscription nach Zahlung
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*/
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public function activate(int $tenantId, string $stripeSubscriptionId, int $planId): void
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{
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$this->createOrUpdate($tenantId, [
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'plan_id' => $planId,
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'stripe_subscription_id' => $stripeSubscriptionId,
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'status' => 'active',
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'current_period_start' => date('Y-m-d H:i:s'),
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]);
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$this->db->update('tenants', ['status' => 'active', 'plan_id' => $planId], 'id = ?', [$tenantId]);
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}
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/**
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* Kündigt Subscription
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*/
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public function cancel(int $tenantId, bool $immediately = false): bool
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{
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$sub = $this->getSubscription($tenantId);
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if (!$sub) {
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return false;
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}
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// Bei Stripe kündigen
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if (!empty($sub['stripe_subscription_id'])) {
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$this->stripe->cancelSubscription($sub['stripe_subscription_id'], $immediately);
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}
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$status = $immediately ? 'canceled' : 'active'; // Bleibt aktiv bis Periodenende
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$this->db->update('subscriptions', [
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'status' => $status,
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'canceled_at' => date('Y-m-d H:i:s'),
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], 'tenant_id = ?', [$tenantId]);
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if ($immediately) {
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$this->db->update('tenants', ['status' => 'cancelled'], 'id = ?', [$tenantId]);
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}
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return true;
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}
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/**
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* Prüft ob Tenant aktiv ist (Trial oder bezahlt)
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*/
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public function isActive(int $tenantId): bool
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{
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$sub = $this->getSubscription($tenantId);
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if (!$sub) {
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return false;
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}
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if ($sub['status'] === 'active') {
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return true;
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}
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if ($sub['status'] === 'trialing') {
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$endDate = strtotime($sub['current_period_end']);
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return $endDate > time();
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}
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return false;
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}
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/**
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* Gibt verbleibende Trial-Tage zurück
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*/
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public function getTrialDaysRemaining(int $tenantId): int
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{
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$tenant = $this->db->fetchOne(
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"SELECT trial_ends_at FROM tenants WHERE id = ?",
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[$tenantId]
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);
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if (!$tenant || !$tenant['trial_ends_at']) {
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return 0;
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}
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$remaining = strtotime($tenant['trial_ends_at']) - time();
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return max(0, (int)ceil($remaining / 86400));
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}
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/**
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* Prüft Feature-Zugriff
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*/
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public function hasFeature(int $tenantId, string $feature): bool
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{
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$sub = $this->getSubscription($tenantId);
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if (!$sub || !isset($sub['plan_features'])) {
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return false;
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}
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return !empty($sub['plan_features'][$feature]);
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}
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/**
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* Gibt Feature-Limit zurück
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*/
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public function getFeatureLimit(int $tenantId, string $feature): int
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{
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$sub = $this->getSubscription($tenantId);
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if (!$sub || !isset($sub['plan_features'][$feature])) {
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return 0;
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}
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$value = $sub['plan_features'][$feature];
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// -1 = unlimited
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if ($value === -1 || $value === true) {
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return PHP_INT_MAX;
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}
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return (int)$value;
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}
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/**
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* Speichert Rechnung
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*/
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public function saveInvoice(int $tenantId, array $invoiceData): void
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{
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$this->db->insert('invoices', [
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'tenant_id' => $tenantId,
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'stripe_invoice_id' => $invoiceData['id'] ?? null,
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'amount' => ($invoiceData['amount_paid'] ?? 0) / 100,
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'currency' => strtoupper($invoiceData['currency'] ?? 'CHF'),
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'status' => $invoiceData['status'] ?? 'unknown',
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'paid_at' => isset($invoiceData['status_transitions']['paid_at'])
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? date('Y-m-d H:i:s', $invoiceData['status_transitions']['paid_at'])
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: null,
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'invoice_pdf_url' => $invoiceData['invoice_pdf'] ?? null,
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]);
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}
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/**
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* Gibt Rechnungen eines Tenants zurück
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*/
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public function getInvoices(int $tenantId, int $limit = 10): array
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{
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return $this->db->fetchAll(
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"SELECT * FROM invoices WHERE tenant_id = ? ORDER BY created_at DESC LIMIT ?",
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[$tenantId, $limit]
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);
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}
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}
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