toggle-content / toggle-content.php

toggle-content.php in Toggle Content trunk, at toggle-content.php

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1	<?php
2
3	/**
4	* Plugin Name: Toggle Content
5	* Plugin URI: https://essential-blocks.com
6	* Description: Toggle Content block for Gutenberg
7	* Author: WPDeveloper
8	* Author URI: https://wpdeveloper.net
9	* Version: 1.3.0
10	* License: GPL3+
11	* License URI: http://www.gnu.org/licenses/gpl-3.0.txt
12	* Text Domain: toggle-content
13	* Requires at least: 6.0
14	* Tested up to: 7.1
15	* Requires PHP: 7.4
16	*
17	* @package toggle-content
18	*/
19
20	// Exit if accessed directly.
21	if ( ! defined( 'ABSPATH' ) ) {
22	exit;
23	}
24
25	/**
26	* Registers all block assets so that they can be enqueued through the block editor
27	* in the corresponding context.
28	*
29	* @see https://developer.wordpress.org/block-editor/tutorials/block-tutorial/applying-styles-with-stylesheets/
30	*/
31
32	define( 'TOGGLE_CONTENT_VERSION', "1.3.0" );
33	define( 'TOGGLE_CONTENT_ADMIN_URL', plugin_dir_url( __FILE__ ) );
34	define( 'TOGGLE_CONTENT_ADMIN_PATH', dirname( __FILE__ ) );
35
36	require_once __DIR__ . '/includes/font-loader.php';
37	require_once __DIR__ . '/includes/post-meta.php';
38	require_once __DIR__ . '/includes/helpers.php';
39
40	/**
41	* The style-handler is shipped as a git submodule. It is what turns each block's
42	* `blockMeta` attribute into the generated stylesheet under `uploads/eb-style/`
43	* and enqueues it on the frontend. Without it the editor still renders its inline
44	* `<style>`, but the frontend gets no generated CSS at all.
45	*
46	* Guard the include so an uninitialised submodule degrades instead of fatalling,
47	* but warn loudly: a silent skip looks exactly like "the block has no styles".
48	*/
49	if ( file_exists( __DIR__ . '/lib/style-handler/style-handler.php' ) ) {
50	require_once __DIR__ . '/lib/style-handler/style-handler.php';
51	} else {
52	add_action( 'admin_notices', 'toggle_content_missing_style_handler_notice' );
53	}
54
55	function create_block_toggle_content_block_init() {
56
57	$script_asset_path = TOGGLE_CONTENT_ADMIN_PATH . "/dist/index.asset.php";
58	if ( ! file_exists( $script_asset_path ) ) {
59	// Missing build output must not fatal the whole site on `init`.
60	add_action( 'admin_notices', 'toggle_content_missing_build_notice' );
61	return;
62	}
63	$script_asset = require $script_asset_path;
64	if ( ! is_array( $script_asset ) \|\| ! isset( $script_asset['dependencies'] ) \|\| ! is_array( $script_asset['dependencies'] ) ) {
65	$script_asset = [
66	'dependencies' => [],
67	'version' => TOGGLE_CONTENT_VERSION
68	];
69	}
70	$all_dependencies = array_merge( $script_asset['dependencies'], [
71	'wp-blocks',
72	'wp-i18n',
73	'wp-element',
74	'wp-block-editor',
75	'toggle-content-controls-util',
76	'essential-blocks-eb-animation'
77	] );
78
79	$index_js = TOGGLE_CONTENT_ADMIN_URL . 'dist/index.js';
80	wp_register_script(
81	'create-block-toggle-content-block-editor',
82	$index_js,
83	$all_dependencies,
84	$script_asset['version'],
85	true
86	);
87
88	$load_animation_js = TOGGLE_CONTENT_ADMIN_URL . 'assets/js/eb-animation-load.js';
89	wp_register_script(
90	'essential-blocks-eb-animation',
91	$load_animation_js,
92	[],
93	TOGGLE_CONTENT_VERSION,
94	true
95	);
96
97	$animate_css = TOGGLE_CONTENT_ADMIN_URL . 'assets/css/animate.min.css';
98	wp_register_style(
99	'essential-blocks-animation',
100	$animate_css,
101	[],
102	TOGGLE_CONTENT_VERSION
103	);
104
105	$style_css = TOGGLE_CONTENT_ADMIN_URL . 'dist/style.css';
106	wp_register_style(
107	'create-block-toggle-content-block-editor-css',
108	$style_css,
109	[ 'essential-blocks-animation' ],
110	TOGGLE_CONTENT_VERSION,
111	"all"
112	);
113
114	$frontend_js = TOGGLE_CONTENT_ADMIN_URL . 'dist/frontend/index.js';
115	wp_register_script(
116	'essential-blocks-toggle-content-frontend',
117	$frontend_js,
118	[ 'essential-blocks-eb-animation' ],
119	TOGGLE_CONTENT_VERSION,
120	true
121	);
122
123	if ( ! WP_Block_Type_Registry::get_instance()->is_registered( 'essential-blocks/toggle-content' ) ) {
124	register_block_type(
125	Toggle_Content_Helper::get_block_register_path( "toggle-content/toggle-content", TOGGLE_CONTENT_ADMIN_PATH ),
126	[
127	'editor_script' => 'create-block-toggle-content-block-editor',
128	'editor_style' => 'create-block-toggle-content-block-editor-css',
129	'render_callback' => function ( $attributes, $content ) {
130	if ( ! is_admin() ) {
131	wp_enqueue_script( 'essential-blocks-toggle-content-frontend' );
132	wp_enqueue_style( 'create-block-toggle-content-block-editor-css' );
133	}
134	return $content;
135	}
136	]
137	);
138	}
139	}
140
141	add_action( 'init', 'create_block_toggle_content_block_init', 99 );
142
143	/**
144	* Admin notice shown when the block build output is missing.
145	*/
146	function toggle_content_missing_build_notice() {
147	if ( ! current_user_can( 'activate_plugins' ) ) {
148	return;
149	}
150	printf(
151	'<div class="notice notice-error"><p>%s</p></div>',
152	esc_html__( 'Toggle Content: build output is missing. Run `npm install && npm run build` in the plugin directory.', 'toggle-content' )
153	);
154	}
155
156	/**
157	* Admin notice shown when the style-handler submodule is missing.
158	*
159	* Without it no generated CSS is written or enqueued, so blocks render unstyled
160	* on the frontend while still looking correct in the editor.
161	*/
162	function toggle_content_missing_style_handler_notice() {
163	if ( ! current_user_can( 'activate_plugins' ) ) {
164	return;
165	}
166	printf(
167	'<div class="notice notice-error"><p>%s</p></div>',
168	esc_html__( 'Toggle Content: the style-handler library is missing, so block styles will not be applied on the frontend. Run `git submodule update --init --recursive` in the plugin directory, or reinstall the plugin from a complete package.', 'toggle-content' )
169	);
170	}
171