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March 1, 2018 22:38
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Save trepmal/a5651526cf01a67f8d6a4a3ff2a12879 to your computer and use it in GitHub Desktop.
Intended for use alongside Debug Bar tools. Do not use in Production.
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| <?php | |
| /** | |
| * Plugin Name: Debug Bar for REST API | |
| * Description: Enable Debug Bar for REST API endpoints (add ?debug). Not for production. | |
| * Author: Kailey "trepmal" Lampert | |
| */ | |
| namespace trepmal\rest_debug; | |
| /** | |
| * load plugins, template if ?debug | |
| * disable theme-y css/js, known cruft | |
| */ | |
| function rest_api_init( $wp_rest_server ) { | |
| if ( ! is_rest_debug() ) { | |
| return; | |
| } | |
| // probably a bad shortcut, helps with authentication-required endpoints | |
| // as well as Debug Bar Console | |
| wp_signon(); | |
| do_action( 'template_redirect' ); | |
| foreach( [ 'style_loader_src', 'script_loader_src' ] as $hook ) { | |
| add_filter( $hook, function( $src, $handle ) { | |
| if ( false !== strpos( $src, '/themes/' ) ) { | |
| return false; | |
| } | |
| return $src; | |
| }, 10, 2 ); | |
| } | |
| remove_action( 'wp_head', 'print_emoji_detection_script', 7 ); | |
| remove_action( 'wp_print_styles', 'print_emoji_styles' ); | |
| } | |
| add_action( 'rest_api_init', __NAMESPACE__ . '\rest_api_init' ); | |
| /** | |
| * output json in html | |
| */ | |
| function rest_pre_echo_response( $result, $wp_rest_server, $request ) { | |
| if ( ! is_rest_debug() ) { | |
| return $result; | |
| } | |
| $result = wp_json_encode( $result, JSON_PRETTY_PRINT ); | |
| header('Content-type: text/html'); | |
| ?> | |
| <!doctype html> | |
| <html <?php language_attributes(); ?>> | |
| <head> | |
| <meta charset="<?php bloginfo( 'charset' ); ?>"> | |
| <?php wp_head(); ?> | |
| </head> | |
| <body> | |
| <pre><?php echo esc_html( $result ); ?></pre> | |
| <?php wp_footer(); ?> | |
| </body> | |
| </html> | |
| <?php | |
| die(); | |
| } | |
| add_filter( 'rest_pre_echo_response', __NAMESPACE__ . '\rest_pre_echo_response', 10, 3 ); | |
| /** | |
| * helper for debugging arg | |
| */ | |
| function is_rest_debug() { | |
| return isset( $_GET['debug'] ); | |
| } |
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to do: make the theme/front-end be not terrible. We only want enough css and markup to render the debug bar and its goodies.