Introduction to WP-CLI

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1. The command line interface for WordPress_ ./WP-CLI
2. $ wp plugin install ninja-forms Installing Ninja Forms (3.0) Downloading install package... Unpacking the package... Installing the plugin... Plugin installed successfully. Success: Installed 1 of 1 plugins.
3. $ wp core download Downloading WordPress 4.8 Md5 hash verified: c5366d0521831dd029dfc38e56a5 Success: WordPress downloaded.
4. $ wp core install Success: WordPress installed successfully.
5. $ wp plugin update Updating to version 4.9 Downloading update... Unpacking the update... Success: WordPress updated successfully.
6. Use Cases
7. Example Use Cases • Plugin/Theme Development • Local Development Environments • Client Site Maintenance • WordPress as a Service
8. Plugin/Theme Development • Scaffold new plugins • Run PHPUnit tests
9. Local Development Environments • Download/Install/Update WordPress • Auto install plugins/themes • Search/Replace database values (site migration) • Launch PHP’s built-in web server $ wp serve –-host=wordpress.dev ~/code/wordpress now available at wordpress.dev:80
10. Client Site Maintenance • Remotely Update WordPress (SSH) • Check for plugin updates • Restore down sites (white-screen of death) $ wp plugin deactivate <plugin name> --skip-plugins Success: Plugin <plugin name> deactivated.
11. WordPress as a Service • Check for updates • Create user accounts • Create new installs $ wp site create --slug=example Success: Site 3 created. wordpress.dev/example
12. Extending WP-CLI
13. $ wp ninja-forms list-forms public function list_forms( $args, $assoc_args ) { foreach( Ninja_Forms()->forms() as $form ){ WP_CLI::line( ‘#’ . $form[‘title’] ); } }
14. Outside of WordPress
15. Laravel $ artisan # Generate a new controller. $ artisan make:controller PostController # Re-run database migration with seed data. $ artisan migrate:refresh --seeds
16. Drupal $ drush # Run pending updates on staging site. $ drush @staging updatedb # Synchronize staging files to production. $ drush rsync @staging @ list