ezcache / includes / FileOptimizer / BaseFileOptimizer.php

BaseFileOptimizer.php in ezCache trunk, at includes/FileOptimizer/BaseFileOptimizer.php

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1	<?php
2	namespace Upress\EzCache\FileOptimizer;
3
4	use Upress\EzCache\Cache;
5	use Upress\EzCache\Settings;
6	use Upress\EzCache\ThirdParty\Minify_CSS_UriRewriter;
7
8	abstract class BaseFileOptimizer {
9	static $FILE_TYPE = '';
10
11	function optimize( $html ) {
12	return $html;
13	}
14
15	/**
16	* Check if the files is on a different host
17	*
18	* @param string $url
19	*
20	* @return bool
21	*/
22	function is_external_file( $url ) {
23	$file = wp_parse_url( $url );
24	$site = wp_parse_url( site_url() );
25
26	// URL has domain and domain is not part of the internal domains.
27	if ( isset( $file['host'] ) && ! empty( $file['host'] ) && $file['host'] != $site['host'] ) {
28	return true;
29	}
30
31	if ( ! isset( $site['path'] ) ) {
32	$site['path'] = '';
33	}
34
35	// URL has no domain and doesn't contain the WP_CONTENT path or wp-includes.
36	if ( ! isset( $file['host'] ) && ! preg_match( '#(' . $site['path'] . '\|wp-includes)#', $file['path'] ) ) {
37	return true;
38	}
39
40	return false;
41	}
42
43	/**
44	* Get a path to the file by URL ignoring the query string
45	*
46	* @param string $url
47	*
48	* @return bool\|string
49	*/
50	function get_file_path( $url ) {
51	return Cache::url_to_path( strtok( $url, '?' ) );
52	}
53
54	/**
55	* Determines if it is a file excluded from minification
56	*
57	* @param array $tag Tag corresponding to a JS file.
58	*
59	* @return bool True if it is a file excluded, false otherwise
60	*/
61	function is_minify_excluded_file( $tag ) {
62	// File should not be minified.
63	if ( false !== strpos( $tag[0], 'data-minify=' ) \|\| false !== strpos( $tag[0], 'data-no-minify=' ) ) {
64	return true;
65	}
66
67	$file_path = $this->get_url_component( $tag[2], PHP_URL_PATH );
68
69	if ( static::$FILE_TYPE && pathinfo( $file_path, PATHINFO_EXTENSION ) !== static::$FILE_TYPE ) {
70	return true;
71	}
72
73	$excluded_files = Settings::get_settings()->excluded_minify_files;
74	$excluded_files = preg_split( "/\\r\\n\|\\r\|\\n/u", trim( $excluded_files ), -1, PREG_SPLIT_NO_EMPTY );
75	$excluded_files = array_filter( $excluded_files );
76	$excluded_files = array_merge( $excluded_files, ['elementor/css/post-'] );
77	$excluded_files = array_unique( $excluded_files );
78	$excluded_files = apply_filters( 'ezcache_excluded_minify_files', $excluded_files );
79	foreach ( $excluded_files as $file ) {
80	if ( preg_match( '/' . preg_quote( $file, '/' ) . '/', $file_path ) ) {
81	return true;
82	}
83	}
84
85	return false;
86	}
87
88	/**
89	* Finds nodes matching the pattern in the HTML
90	*
91	* @param string $pattern Pattern to match.
92	* @param string $html HTML content.
93	*
94	* @return bool\|array
95	*/
96	protected function find( $pattern, $html ) {
97	$html_nocomments = preg_replace( '/<!--(.*)-->/uUis', '', $html );
98	preg_match_all( '/' . $pattern . '/uUmsi', $html_nocomments, $matches, PREG_SET_ORDER );
99
100	if ( empty( $matches ) ) {
101	return false;
102	}
103
104	return $matches;
105	}
106
107	/**
108	* Rewrites the paths inside the CSS file content
109	*
110	* @param string $file File path.
111	* @param string $content File content.
112	*
113	* @return string
114	*/
115	public function rewrite_paths( $file, $content ) {
116	return Minify_CSS_UriRewriter::rewrite( $content, dirname( $file ) );
117	}
118
119	public function get_url_component( $url, $component = -1 ) {
120	return _get_component_from_parsed_url_array( wp_parse_url( $url ), $component );
121	}
122	}
123