betterdocs / includes / gutenberg / class-style-handler.php

class-style-handler.php in BetterDocs – AI Documentation, Knowledge Base, MCP Server, Docs, Wikis, FAQ & Chatbot 2.0.1, at includes/gutenberg/class-style-handler.php

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1	<?php
2	// Exit if accessed directly.
3	if (!defined('ABSPATH')) {
4	exit;
5	}
6
7	if (!class_exists('BetterDocsStyleHandler')) {
8	final class BetterDocsStyleHandler
9	{
10	private static $instance;
11
12	private $media_desktop = [
13	'name' => 'desktop',
14	'screen_size' => ''
15	];
16	private $media_tab = [
17	'name' => 'tab',
18	'screen_size' => 1024
19	];
20	private $media_mobile = [
21	'name' => 'mobile',
22	'screen_size' => 767
23	];
24
25
26	public static function init()
27	{
28	if (null === self::$instance) {
29	self::$instance = new self;
30	}
31	return self::$instance;
32	}
33
34	public function __construct()
35	{
36	add_action('admin_enqueue_scripts', [$this, 'better_docs_edit_post']);
37	add_action('wp_ajax_better_docs_write_block_css', [$this, 'write_block_css']);
38	add_action('wp_enqueue_scripts', [$this, 'enqueue_frontend_css']);
39	}
40
41	/**
42	* Enqueue a script in the WordPress admin on edit.php.
43	* @param int $hook Hook suffix for the current admin page.
44	*/
45	public function better_docs_edit_post($hook)
46	{
47	global $post;
48	if ($hook == 'post-new.php' \|\| $hook == 'post.php') {
49	$frontend_js = "style-handler.js";
50	wp_enqueue_script('better-docs-edit-post', BETTERDOCS_URL . "public/js/style-handler.js", array("jquery", "wp-editor"), BETTERDOCS_VERSION, true);
51	wp_localize_script('better-docs-edit-post', 'better_docs_style_handler', [
52	'sth_nonce' => wp_create_nonce('better_docs_style_handler_nonce')
53	]);
54	}
55	}
56
57	/**
58	* Ajax callback to write css in upload directory
59	* @retun void
60	* @since 1.0.2
61	*/
62	public function write_block_css()
63	{
64	if (!isset($_POST['nonce']) \|\| !wp_verify_nonce($_POST['nonce'], 'better_docs_style_handler_nonce') \|\| !current_user_can('manage_options')) {
65	echo 'Invalid request';
66	wp_die();
67	}
68	if (!empty($css = $this->build_css($_POST['data']))) {
69	$upload_dir = wp_upload_dir()['basedir'] . '/betterdocs-style/';
70	if (!file_exists($upload_dir)) {
71	mkdir($upload_dir);
72	}
73	file_put_contents($upload_dir . 'betterdocs-style-' . abs($_POST['id']) . '.min.css', $css);
74	}
75
76	wp_die();
77	}
78
79	/**
80	* Enqueue frontend css for post if have one
81	* @return void
82	* @since 1.0.2
83	*/
84	public function enqueue_frontend_css()
85	{
86	global $post;
87	if (!empty($post) && !empty($post->ID)) {
88	$upload_dir = wp_upload_dir();
89	if (file_exists($upload_dir['basedir'] . '/betterdocs-style/betterdocs-style-' . $post->ID . '.min.css')) {
90	wp_enqueue_style('eb-block-style-' . $post->ID, $upload_dir['baseurl'] . '/betterdocs-style/betterdocs-style-' . $post->ID . '.min.css', [], substr(md5(microtime(true)), 0, 10));
91	}
92	}
93	}
94
95	/**
96	* Enqueue frontend css for post if have one
97	* @param string
98	* @return string
99	* @since 1.0.2
100	*/
101	private function build_css($style_object)
102	{
103	$block_styles = (array)json_decode(stripslashes($style_object));
104
105	$css = '';
106	foreach ($block_styles as $block_style) {
107	if (!empty($block_css = (array) $block_style)) {
108	foreach ($block_css as $media => $style) {
109	switch ($media) {
110	case $this->media_desktop['name']:
111	$css .= preg_replace('/\s+/', ' ', $style);
112	break;
113	case $this->media_tab['name']:
114	$css .= ' @media(max-width: 1024px){';
115	$css .= preg_replace('/\s+/', ' ', $style);
116	$css .= '}';
117	break;
118	case $this->media_mobile['name']:
119	$css .= ' @media(max-width: 767px){';
120	$css .= preg_replace('/\s+/', ' ', $style);
121	$css .= '}';
122	break;
123	}
124	}
125	}
126	}
127	return trim($css);
128	}
129	}
130	BetterDocsStyleHandler::init();
131	}
132