Payment Gateway Integration in CodeIgniter — a practical guide to CodeIgniter payment gateway with clear examples you can reuse in real projects.
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Short description
Never trust client-only payment success. Verify signatures/webhooks server-side and update order status securely.
Payment checklist
1. Create order in DB (pending)
2. Send user to gateway checkout
3. Handle success/cancel callbacks
4. Verify webhook signature
5. Mark order paid only after verification