powered-cache / includes / classes / Optimizer / Helper.php

Helper.php in Powered Cache – Caching and Optimization for WordPress – Easily Improve PageSpeed & Web Vitals Score 3.7, at includes/classes/Optimizer/Helper.php

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1	<?php
2	/**
3	* Helpers for file optimizer
4	*
5	* @package PoweredCache\Optimizer
6	*/
7
8	namespace PoweredCache\Optimizer;
9
10	// phpcs:disable WordPress.WhiteSpace.PrecisionAlignment.Found
11
12	/**
13	* Class Helper
14	*/
15	class Helper {
16
17	/**
18	* Check if given url is an internal URL
19	*
20	* @param string $test_url URL against website
21	* @param string $site_url Site URL
22	*
23	* @return bool
24	*/
25	public static function is_internal_url( $test_url, $site_url ) {
26	$test_url_parsed = wp_parse_url( $test_url );
27	$site_url_parsed = wp_parse_url( $site_url );
28
29	if ( isset( $test_url_parsed['host'] )
30	&& $test_url_parsed['host'] !== $site_url_parsed['host'] ) {
31	return false;
32	}
33
34	if ( isset( $site_url_parsed['path'] )
35	&& 0 !== strpos( $test_url_parsed['path'], $site_url_parsed['path'] )
36	&& isset( $test_url_parsed['host'] ) // and if the URL of enqueued style is not relative
37	) {
38	return false;
39	}
40
41	return true;
42	}
43
44	/**
45	* Get the realpath of given URL
46	*
47	* @param string $url URL
48	* @param string $site_url Site URL
49	*
50	* @return bool\|string
51	*/
52	public static function realpath( $url, $site_url ) {
53	$url_path = wp_parse_url( $url, PHP_URL_PATH );
54	$site_url_path = wp_parse_url( $site_url, PHP_URL_PATH );
55	// To avoid partial matches; subdir install at `/wp` would match `/wp-includes`
56	$site_url_path = is_null( $site_url_path ) ? '/' : trailingslashit( $site_url_path );
57
58	// If this is a subdirectory site, we need to strip off the subdir from the URL.
59	// In a multisite install, the subdir is virtual and therefore not needed in the path.
60	// In a single-site subdir install, the subdir is included in the ABSPATH and therefore ends up duplicated.
61	if ( $site_url_path && '/' !== $site_url_path
62	&& 0 === strpos( $url_path, $site_url_path ) ) {
63	$url_path_without_subdir = preg_replace( '#^' . $site_url_path . '#', '', $url_path, 1 );
64
65	return wp_normalize_path( realpath( ABSPATH . $url_path_without_subdir ) );
66	}
67
68	return wp_normalize_path( realpath( ABSPATH . $url_path ) );
69	}
70
71	/**
72	* Replace path in the buffer
73	*
74	* @param string $buf buffer
75	* @param string $dirpath Directory path
76	*
77	* @return string\|string[]\|null
78	*/
79	public static function relative_path_replace( $buf, $dirpath ) {
80	// url(relative/path/to/file) -> url(/absolute/and/not/relative/path/to/file)
81	$buf = preg_replace(
82	'/(:?\surl\s$)\s(?:\'\|")?\s([^\/\'"\s$](?:(?<!data:\|http:\|https:\|[$\'"]#\|%23).))[\'"\s]$/isU',
83	'$1' . ( '/' === $dirpath ? '/' : $dirpath . '/' ) . '$2)',
84	$buf
85	);
86
87	return $buf;
88	}
89
90	/**
91	* Get the optimizer URL for given resource(s)
92	*
93	* @param string $path The list of the optimized files
94	* @param bool $minify minify flag
95	*
96	* @return string
97	*/
98	public static function get_optimized_url( $path, $minify ) {
99	$settings = \PoweredCache\Utils\get_settings();
100	$optimizer_url = POWERED_CACHE_URL . 'includes/file-optimizer.php??';
101	if ( $settings['rewrite_file_optimizer'] ) {
102	$optimizer_url = site_url() . '/_static/??';
103	}
104
105	$optimized_url = $optimizer_url . $path . '&minify=' . absint( $minify );
106
107	$optimized_url = esc_url_raw( apply_filters( 'powered_cache_fo_optimized_url', $optimized_url, $path, $minify ) );
108
109	return $optimized_url;
110	}
111
112	/**
113	* Get the optimizer relative path
114	* This is used for rewrite_file_optimizer option
115	*
116	* @return mixed\|null
117	* @since 3.3.2
118	*/
119	public static function get_file_optimizer_relative_path() {
120	// Calculate the relative path from the WordPress root to file-optimizer.php
121	$relative_path = str_replace( ABSPATH, '', POWERED_CACHE_PATH . 'includes/file-optimizer.php' );
122	$relative_path = ltrim( $relative_path, '/' ); // Remove leading slash
123	/**
124	* Filters relative path for file optimizer
125	*
126	* @hook powered_cache_fo_relative_path
127	*
128	* @param {string} relative path of file-optimizer.php
129	*
130	* @return {string} New value.
131	* @since 3.3.2
132	*/
133	$relative_path = apply_filters( 'powered_cache_fo_relative_path', $relative_path );
134
135	return $relative_path;
136	}
137
138	/**
139	* Check if the given SRC excluded
140	*
141	* @param string $src URL
142	*
143	* @return bool
144	*/
145	public static function is_excluded_js( $src ) {
146	$excluded_files = self::get_excluded_js();
147	$excluded_files = implode( '\|', $excluded_files );
148
149	if ( ! empty( $excluded_files ) && preg_match( '#(' . $excluded_files . ')#', $src ) ) {
150	return true;
151	}
152
153	return false;
154	}
155
156	/**
157	* Check if the given SRC excluded
158	*
159	* @param string $src URL
160	*
161	* @return bool
162	*/
163	public static function is_excluded_css( $src ) {
164	$excluded_files = self::get_excluded_css();
165	$excluded_files = implode( '\|', $excluded_files );
166
167	if ( ! empty( $excluded_files ) && preg_match( '#(' . $excluded_files . ')#', $src ) ) {
168	return true;
169	}
170
171	return false;
172	}
173
174	/**
175	* Check if excluded or not from defer
176	*
177	* @param string $tag Script tag
178	*
179	* @return bool
180	*/
181	public static function is_defer_excluded( $tag ) {
182	$excluded_files = self::get_defer_exclusions();
183	$excluded_files = implode( '\|', $excluded_files );
184
185	if ( false !== stripos( $tag, 'data-no-defer' ) ) {
186	return true;
187	}
188
189	if ( ! empty( $excluded_files ) && preg_match( '#(' . $excluded_files . ')#', $tag ) ) {
190	return true;
191	}
192
193	return false;
194	}
195
196	/**
197	* Check if excluded or not from delay
198	*
199	* @param string $tag Script tag
200	*
201	* @return bool
202	*/
203	public static function is_delay_excluded( $tag ) {
204	$excluded_files = self::get_delay_exclusions();
205	$excluded_files = implode( '\|', $excluded_files );
206
207	if ( false !== stripos( $tag, 'data-no-delay' ) ) {
208	return true;
209	}
210
211	if ( ! empty( $excluded_files ) && preg_match( '#(' . $excluded_files . ')#', $tag ) ) {
212	return true;
213	}
214
215	return false;
216	}
217
218	/**
219	* Get defer exclusion list
220	*
221	* @return array
222	* @since 3.2
223	*/
224	public static function get_defer_exclusions() {
225	$settings = \PoweredCache\Utils\get_settings();
226	$excluded_files = preg_split( '#(\r\n\|\n\|\r)#', $settings['js_defer_exclusions'], - 1, PREG_SPLIT_NO_EMPTY );
227
228	/**
229	* Filter the defer exclusions
230	*
231	* @hook powered_cache_defer_exclusions
232	*
233	* @param {array} $settings Excluded files
234	*
235	* @return {array} New value
236	* @since 3.2
237	*/
238	return (array) apply_filters( 'powered_cache_defer_exclusions', $excluded_files );
239	}
240
241	/**
242	* Get delay exclusion list
243	*
244	* @return array
245	* @since 3.2
246	*/
247	public static function get_delay_exclusions() {
248	$settings = \PoweredCache\Utils\get_settings();
249	$excluded_files = preg_split( '#(\r\n\|\n\|\r)#', $settings['js_delay_exclusions'], - 1, PREG_SPLIT_NO_EMPTY );
250
251	$excluded_files[] = 'wp-includes/js/dist/interactivity.min.js';
252	$excluded_files[] = 'wp-includes/blocks/image/view.min.js'; // lightbox doesnt work in delayed mode
253
254	/**
255	* Filter the delay exclusions
256	*
257	* @hook powered_cache_delay_exclusions
258	*
259	* @param {array} $settings Excluded files
260	*
261	* @return {array} New value
262	* @since 3.2
263	*/
264	return (array) apply_filters( 'powered_cache_delay_exclusions', $excluded_files );
265	}
266
267	/**
268	* Get JS exclusion list
269	*
270	* @return array
271	* @since 3.2
272	*/
273	public static function get_excluded_js() {
274	$settings = \PoweredCache\Utils\get_settings();
275	$excluded_files = preg_split( '#(\r\n\|\n\|\r)#', $settings['excluded_js_files'], - 1, PREG_SPLIT_NO_EMPTY );
276
277	/**
278	* Filter the excluded JS files
279	*
280	* @hook powered_cache_fo_excluded_js_files
281	*
282	* @param {array} $settings Excluded files
283	*
284	* @return {array} New value
285	* @since 3.2
286	*/
287	return (array) apply_filters( 'powered_cache_fo_excluded_js_files', $excluded_files );
288	}
289
290	/**
291	* Get CSS exclusion list
292	*
293	* @return array
294	* @since 3.2
295	*/
296	public static function get_excluded_css() {
297	$settings = \PoweredCache\Utils\get_settings();
298	$excluded_files = preg_split( '#(\r\n\|\n\|\r)#', $settings['excluded_css_files'], - 1, PREG_SPLIT_NO_EMPTY );
299
300	/**
301	* Filter the excluded css files
302	*
303	* @hook powered_cache_fo_excluded_css_files
304	*
305	* @param {array} $settings Excluded files
306	*
307	* @return {array} New value
308	* @since 3.2
309	*/
310	return (array) apply_filters( 'powered_cache_fo_excluded_css_files', $excluded_files );
311	}
312
313
314	}
315