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Do more, faster, by extending WP-CLI
- 1. Do More, Faster, by Extending WP-CLI BEN BYRNE CORNERSHOP CREATIVE 1
- 2. Basic Commands 2 OUT OF THE BOX
- 4. That’s not enough! 4 IT CAN DO MORE…
- 5. WP-CLI Packages 5 SO MUCH TO CHOOSE FROM…
- 7. wp hook wp hook wp_enqueue_scripts —-fields=callback,location +---------------------------------------------+-------------------------------------+ | callback | location | +---------------------------------------------+-------------------------------------+ | wp_localize_jquery_ui_datepicker() | wp-includes/script-loader.php:928 | | rest_register_scripts() | mytheme/lib/rest-api/extras.php:22 | | mythemeAssets->action_wp_enqueue_scripts() | mytheme/inc/class-assets.php:21 | +---------------------------------------------+-------------------------------------+ 7
- 8. wp plugin install-missing 8 DOES WHAT THE NAME IMPLIES
- 9. wp about wp about -------------------------------------------------- - Site Information - Site Title : Sinebridge - Tagline : Cloud Architecture, Design & Development - Wp Address (URL) : http://sinebridge.com - Site Address (URL) : http://sinebridge.com - E-mail Address : support@sinebridge.com - Current theme name : sinebridge -------------------------------------------------- - Database Information - Hostname : 127.0.0.1 - Database Name : database-name - Username : database-username - Password : **************** -------------------------------------------------- - Miscellaneous Environment Information - Wordpress version : 3.8.1 - Database revision : 26691 - Multisite install : false - PHP version : 5.5.x-xx - OS Hostname : localhost - OS Type : Linux - OS Version : #49-Ubuntu SMP Tue Nov 12 18:00:10 UTC 2013 - OS Release : 3.8.0-34-generic - Machine type : x86_64 9
- 10. How to Install: 10 wp package install runcommand/hook
- 11. Roll Your Own 11 IT’S SURPRISINGLY EASY!
- 12. Custom Commands 1. Can be defined in plugins or themes 2. Can be easily scaffolded as standalone projects with wp scaffold package 3. Can be distributed independent of a plugin or theme in the aforementioned Package Index 12
- 13. Command as Function function foo_command( $args, $assoc_args ) { WP_CLI::success( $args[0] ); } WP_CLI::add_command( 'foo', 'foo_command' ); 13
- 14. Command as Object class Foo_Command { public function __invoke( $args, $assoc_args ) { WP_CLI::success( $args[0] ); } } WP_CLI::add_command( 'foo bar', 'Foo_Command' ); 14
- 15. $args 15 $ wp example hello Joe Doe WP_CLI::line( $args[0] ); // Joe WP_CLI::line( $args[1] ); // Doe
- 16. $assoc_args 16 $ wp example hello --name='Joe D.' WP_CLI::line( $assoc_args['name'] ); // Joe D. $ wp example hello --verbose --no-option WP_CLI::line( $assoc_args['verbose'] ); // true WP_CLI::line( $assoc_args['option'] ); // false
- 17. Combine them… 17 $ wp example hello --name=Joe foo --verbose bar WP_CLI::line( $assoc_args['name'] ); // Joe WP_CLI::line( $assoc_args['verbose'] ); // true WP_CLI::line( $args[0] ); // foo WP_CLI::line( $args[1] ); // bar
- 19. WP-CLI’s Internal API LOTS TO HARNESS 19
- 20. Output • WP_CLIUtilsformat_items() – Render a collection of items as an ASCII table, JSON, CSV, YAML, list of ids, or count. • WP_CLIUtilsmake_progress_bar() – Create a progress bar to display percent completion of a given operation. • WP_CLI::colorize() – Colorize a string for output. • WP_CLI::success() – Display success message prefixed with "Success: ". • WP_CLI::debug() – Display debug message prefixed with "Debug: " when `– debug` is used. • WP_CLI::warning() – Display warning message prefixed with "Warning: ". • WP_CLI::error() – Display error message prefixed with "Error: " and exit script. • WP_CLI::error_multi_line() – Display a multi-line error message in a red box. • WP_CLIUtilswrite_csv() – Write data as CSV to a given file. 20
- 21. Input • WP_CLIUtilslaunch_editor_for_input() – Launch system’s $EDITOR for the user to edit some text. • WP_CLIUtilsget_flag_value() – Return the flag value or, if it’s not set, the $default value. • WP_CLIUtilsreport_batch_operation_results() – Report the results of the same operation against multiple resources. • WP_CLIUtilsparse_str_to_argv() – Parse a string of command line arguments into an $argv-esqe variable. • WP_CLI::confirm() – Ask for confirmation before running a destructive operation. • WP_CLI::read_value() – Read a value, from various formats. • WP_CLI::get_config() – Get values of global configuration parameters. 21
- 22. Execution • WP_CLI::launch() – Launch an arbitrary external process that takes over I/O. • WP_CLI::launch_self() – Run a WP-CLI command in a new process reusing the current runtime arguments. • WP_CLI::runcommand() – Run a WP-CLI command. • WP_CLI::run_command() – Run a given command within the current process using the same global parameters. 22
- 23. Other • WP_CLIUtilshttp_request() – Make a HTTP request to a remote URL. • WP_CLIUtilsget_named_sem_ver() – Compare two version strings to get the named semantic version. • WP_CLIUtilsparse_ssh_url() – Parse a SSH url for its host, port, and path. • WP_CLIUtilsisPiped() – Checks whether the output of the current script is a TTY or a pipe / redirect • WP_CLIUtilsesc_like() – First half of escaping for LIKE special characters % and _ before preparing for MySQL. 23
- 26. How We Use It DYNAMIC SCAFFOLDING FOR OUR STARTER THEME 26
- 27. Mustache templates 27 function crate_login_logo() { ?> <style type="text/css"> .login #login h1 a { background-image: url('{{file}}'); background-size: contain !important; width: {{width}}; height: {{height}}; } body.login { background: {{bg}}; } </style> <?php } add_action( 'login_enqueue_scripts', 'crate_login_logo' );