Implementation and Utilities

This chapter describes the various inner workings that power i-ticket, most of them living in i-ticket.base. If you want to develop around i-ticket’s core or advanced plugins, this aims to describe everything you absolutely need to know.

Contents:

• Data model
  • User model
  • Organizers and events
  • Items
  • Carts and Orders
  • Logging
  • Invoicing
  • Vouchers
• Working with URLs
  • URL routing
  • URL reversal
  • Implementation details
• Internationalization
  • Forms
  • Useful utilities
• Settings storage
  • SettingsSandbox
  • Forms
  • Defaults in plugins
• Background tasks
  • Implementing a task
  • Tasks in the request-response flow
• Sending Email
  • mail()
• Permissions
  • Requiring permissions for a view
  • Requiring permissions in the REST API
  • Checking permission in code
  • Staff sessions
  • Adding permissions
• Logging and notifications
  • Logging changes
  • Sending notifications
  • Logging technical information
• Resource locking
• Time machine mode
  • time_machine_now()
  • Background tasks