An introduction to WP CLI & custom commands

For WordPress developers, this session will be handy in understanding how to use WP-CLI along with writing your own custom commands.

We expect attendees to bring along their laptops. Charging points and table with chairs at the workshop room have been arranged.

• Intro: short overview on topic and getting people ready
• Local dev: setup development env (local by flywheel or any other suggestion)
• Handbook: quick walkthrough of official docs and how to navigate and use
• Anatomy of a command: overview on cli command structure when running commands (using core commands)
• Setting up plugin: getting base ready to use for command handson
• Writing custom commands (function/closure)
  • check for WP CLI and load command conditionally
  • basic command to get started
• Command response design for feedback
  • msg/notice to be displayed from command via following internal helpers
    • line
    • info
    • warning
    • error
    • error_multi_line
    • success
  • colorize
  • Progress bar for working with large data set
• Command arguments
  • positional arguments
  • flags
• class based command
  • registering command
  • supporting subcommands
  • Add helper/internal functions
• Command help documentation
• Conclusion/Resource sharing