class-custom-code.php — Admin and Site Enhancements (ASE) 4.7.2

admin-site-enhancements / classes / class-custom-code.php

admin-site-enhancements / classes Last commit date

class-custom-code.php

274 lines

1	<?php
2
3	namespace ASENHA\Classes;
4
5	/**
6	* Class related to Custom Code features
7	*
8	* @since 3.6.0
9	*/
10	class Custom_Code {
11
12	/**
13	* Enqueue custom admin CSS
14	*
15	* @since 2.3.0
16	*/
17	public function custom_admin_css() {
18
19	$options = get_option( ASENHA_SLUG_U, array() );
20	$custom_admin_css = $options['custom_admin_css'];
21
22	?>
23	<style type="text/css">
24	<?php echo wp_kses_post( $custom_admin_css ); ?>
25	</style>
26	<?php
27
28	}
29
30	/**
31	* Enqueue custom frontend CSS
32	*
33	* @since 2.3.0
34	*/
35	public function custom_frontend_css() {
36
37	$options = get_option( ASENHA_SLUG_U, array() );
38	$custom_frontend_css = $options['custom_frontend_css'];
39
40	?>
41	<style type="text/css">
42	<?php echo wp_kses_post( $custom_frontend_css ); ?>
43	</style>
44	<?php
45
46	}
47
48	/**
49	* Add Custom Body Class meta box for enabled post types
50	*
51	* @since 3.9.0
52	*/
53	public function add_custom_body_class_meta_box( $post_type, $post ) {
54
55	$options = get_option( ASENHA_SLUG_U, array() );
56	$enable_custom_body_class_for = $options['enable_custom_body_class_for'];
57
58	foreach ( $enable_custom_body_class_for as $post_type_slug => $is_custom_body_class_enabled ) {
59	if ( ( get_post_type() == $post_type_slug ) && $is_custom_body_class_enabled ) {
60
61	// Skip adding meta box for post types where Gutenberg is enabled
62	// if (
63	// function_exists( 'use_block_editor_for_post_type' )
64	// && use_block_editor_for_post_type( $post_type_slug )
65	// ) {
66	// continue; // go to the beginning of next iteration
67	// }
68
69	add_meta_box(
70	'asenha-custom-body-class', // ID of meta box
71	'Custom <body> Class', // Title of meta box
72	[ $this, 'output_custom_body_class_meta_box' ], // Callback function
73	$post_type_slug, // The screen on which the meta box should be output to
74	'normal', // context
75	'high', // priority
76	// array(), // $args to pass to callback function. Ref: https://developer.wordpress.org/reference/functions/add_meta_box/#comment-342
77	);
78
79	}
80	}
81
82	}
83
84	/**
85	* Render External Permalink meta box
86	*
87	* @since 3.9.0
88	*/
89	public function output_custom_body_class_meta_box( $post ) {
90	?>
91	<div class="custom-body-class-input">
92	<input name="<?php echo esc_attr( 'custom_body_class' ); ?>" class="large-text" id="<?php echo esc_attr( 'custom_body_class' ); ?>" type="text" value="<?php echo esc_attr( get_post_meta( $post->ID, '_custom_body_class', true ) ); ?>" placeholder="e.g. light-theme new-year-promo" />
93	<div class="custom-body-class-input-description">Use blank space to separate multiple classes, e.g. first-class second-class</div>
94	<?php wp_nonce_field( 'custom_body_class_' . $post->ID, 'custom_body_class_nonce', false, true ); ?>
95	</div>
96	<?php
97	}
98
99	/**
100	* Save custom body class input
101	*
102	* @since 3.9.0
103	*/
104	public function save_custom_body_class( $post_id ) {
105
106	// Only proceed if nonce is verified
107	if ( isset( $_POST['custom_body_class_nonce'] ) && wp_verify_nonce( $_POST['custom_body_class_nonce'], 'custom_body_class_' . $post_id ) ) {
108
109	// Get the value of external permalink from input field
110	$custom_body_class = isset( $_POST['custom_body_class'] ) ? sanitize_text_field( trim( $_POST['custom_body_class'] ) ) : '';
111
112	// Update or delete external permalink post meta
113	if ( ! empty( $custom_body_class ) ) {
114	update_post_meta( $post_id, '_custom_body_class', $custom_body_class );
115	} else {
116	delete_post_meta( $post_id, '_custom_body_class' );
117	}
118
119	}
120
121	}
122
123	/**
124	* Append custom body classes to the frontend <body> tag
125	*
126	* @since 4.4.0
127	*/
128	public function append_custom_body_class( $classes ) {
129
130	// Only add custom body classes to the singular view of enabled post types
131	if ( is_singular() ) {
132
133	global $post;
134	$custom_body_classes = get_post_meta( $post->ID, '_custom_body_class', true );
135
136	if ( ! empty( $custom_body_classes ) ) {
137
138	$custom_body_classes = explode( ' ', $custom_body_classes );
139
140	foreach( $custom_body_classes as $custom_body_class ) {
141	$classes[] = sanitize_html_class( $custom_body_class );
142	}
143
144	}
145
146	}
147
148	return $classes;
149
150	}
151
152	/**
153	* Show content of ads.txt saved to options
154	*
155	* @since 3.2.0
156	*/
157	public function show_ads_appads_txt_content() {
158
159	$options = get_option( ASENHA_SLUG_U, array() );
160
161	$request = isset( $_SERVER['REQUEST_URI'] ) ? esc_url_raw( wp_unslash( $_SERVER['REQUEST_URI'] ) ) : false;
162
163	if ( '/ads.txt' === $request ) {
164
165	$ads_txt_content = array_key_exists( 'ads_txt_content', $options ) ? $options['ads_txt_content'] : '';
166
167	header( 'Content-Type: text/plain' );
168	echo esc_textarea( $ads_txt_content );
169	die();
170
171	}
172
173	if ( '/app-ads.txt' === $request ) {
174
175	$app_ads_txt_content = array_key_exists( 'app_ads_txt_content', $options ) ? $options['app_ads_txt_content'] : '';
176
177	header( 'Content-Type: text/plain' );
178	echo esc_textarea( $app_ads_txt_content );
179	die();
180
181	}
182
183	}
184
185	/**
186	* Maybe show custom robots.txt content
187	*
188	* @since 3.5.0
189	*/
190	public function maybe_show_custom_robots_txt_content( $output, $public ) {
191
192	$options = get_option( ASENHA_SLUG_U, array() );
193
194	if ( array_key_exists( 'robots_txt_content', $options ) && ! empty( $options['robots_txt_content'] ) ) {
195
196	$output = wp_strip_all_tags( $options['robots_txt_content'] );
197
198	}
199
200	return $output;
201
202	}
203
204	/**
205	* Insert code before </head> tag
206	*
207	* @since 3.3.0
208	*/
209	public function insert_head_code() {
210
211	$this->insert_code( 'head' );
212
213	}
214
215	/**
216	* Insert code after <body> tag
217	*
218	* @since 3.3.0
219	*/
220	public function insert_body_code() {
221
222	$this->insert_code( 'body' );
223
224	}
225
226	/**
227	* Insert code in footer section before </body> tag
228	*
229	* @since 3.3.0
230	*/
231	public function insert_footer_code() {
232
233	$this->insert_code( 'footer' );
234
235	}
236
237	/**
238	* Insert code
239	*
240	* @since 3.3.0
241	*/
242	public function insert_code( $location ) {
243
244	// Do not insert code in admin, feed, robots or trackbacks
245	if ( is_admin() \|\| is_feed() \|\| is_robots() \|\| is_trackback() ) {
246	return;
247	}
248
249	// Get option that stores the code
250	$options = get_option( ASENHA_SLUG_U, array() );
251
252	if ( 'head' == $location ) {
253
254	$code = array_key_exists( 'head_code', $options ) ? $options['head_code'] : '';
255
256	}
257
258	if ( 'body' == $location ) {
259
260	$code = array_key_exists( 'body_code', $options ) ? $options['body_code'] : '';
261
262	}
263
264	if ( 'footer' == $location ) {
265
266	$code = array_key_exists( 'footer_code', $options ) ? $options['footer_code'] : '';
267
268	}
269
270	echo wp_unslash( $code ) . PHP_EOL;
271
272	}
273
274	}