elementor / core / files / base.php

base.php in Elementor Website Builder – more than just a page builder 4.2.0, at core/files/base.php

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1	<?php
2	namespace Elementor\Core\Files;
3
4	use Elementor\Plugin;
5
6	if ( ! defined( 'ABSPATH' ) ) {
7	exit; // Exit if accessed directly.
8	}
9
10	abstract class Base {
11
12	const UPLOADS_DIR = 'elementor/';
13
14	const DEFAULT_FILES_DIR = 'css/';
15
16	const META_KEY = '';
17
18	private static $wp_uploads_dir = [];
19
20	private $files_dir;
21
22	private $file_name;
23
24	/**
25	* File path.
26	*
27	* Holds the file path.
28	*
29	* @access private
30	*
31	* @var string
32	*/
33	private $path;
34
35	/**
36	* Content.
37	*
38	* Holds the file content.
39	*
40	* @access private
41	*
42	* @var string
43	*/
44	private $content;
45
46	/**
47	* @since 2.1.0
48	* @access public
49	* @static
50	*/
51	public static function get_base_uploads_dir() {
52	$wp_upload_dir = self::get_wp_uploads_dir();
53
54	return $wp_upload_dir['basedir'] . '/' . self::UPLOADS_DIR;
55	}
56
57	/**
58	* @since 2.1.0
59	* @access public
60	* @static
61	*/
62	public static function get_base_uploads_url() {
63	$wp_upload_dir = self::get_wp_uploads_dir();
64
65	return $wp_upload_dir['baseurl'] . '/' . self::UPLOADS_DIR;
66	}
67
68	/**
69	* Use a create function for PhpDoc (@return static).
70	*
71	* @return static
72	*/
73	public static function create() {
74	return Plugin::$instance->files_manager->get( get_called_class(), func_get_args() );
75	}
76
77	/**
78	* @since 2.1.0
79	* @access public
80	*/
81	public function __construct( $file_name ) {
82	/**
83	* Elementor File Name
84	*
85	* Filters the File name
86	*
87	* @since 2.3.0
88	*
89	* @param string $file_name
90	* @param object $this The file instance, which inherits Elementor\Core\Files
91	*/
92	$file_name = apply_filters( 'elementor/files/file_name', $file_name, $this );
93
94	$this->set_file_name( $file_name );
95
96	$this->set_files_dir( static::DEFAULT_FILES_DIR );
97
98	$this->set_path();
99	}
100
101	/**
102	* @since 2.1.0
103	* @access public
104	*/
105	public function set_files_dir( $files_dir ) {
106	$this->files_dir = $files_dir;
107	}
108
109	/**
110	* @since 2.1.0
111	* @access public
112	*/
113	public function set_file_name( $file_name ) {
114	$this->file_name = $file_name;
115	}
116
117	/**
118	* @since 2.1.0
119	* @access public
120	*/
121	public function get_file_name() {
122	return $this->file_name;
123	}
124
125	/**
126	* @since 2.1.0
127	* @access public
128	*/
129	public function get_url() {
130	$url = set_url_scheme( self::get_base_uploads_url() . $this->files_dir . $this->file_name );
131
132	return add_query_arg( [ 'ver' => $this->get_meta( 'time' ) ], $url );
133	}
134
135	/**
136	* Get Path
137	*
138	* Returns the local path of the generated file.
139	*
140	* @since 3.5.0
141	* @access public
142	*
143	* @return string
144	*/
145	public function get_path() {
146	return set_url_scheme( self::get_base_uploads_dir() . $this->files_dir . $this->file_name );
147	}
148
149	/**
150	* @since 2.1.0
151	* @access public
152	*/
153	public function get_content() {
154	if ( ! $this->content ) {
155	$this->content = $this->parse_content();
156	}
157
158	return $this->content;
159	}
160
161	/**
162	* @since 2.1.0
163	* @access public
164	*/
165	public function update() {
166	$this->update_file();
167
168	$meta = $this->get_meta();
169
170	$meta['time'] = time();
171
172	$this->update_meta( $meta );
173	}
174
175	/**
176	* @since 2.1.0
177	* @access public
178	*/
179	public function update_file() {
180	$this->content = $this->parse_content();
181
182	if ( $this->content ) {
183	$this->write();
184	} else {
185	$this->delete();
186	}
187	}
188
189	/**
190	* @since 2.1.0
191	* @access public
192	*/
193	public function write() {
194	return file_put_contents( $this->path, $this->content );
195	}
196
197	/**
198	* @since 2.1.0
199	* @access public
200	*/
201	public function delete() {
202	if ( file_exists( $this->path ) ) {
203	unlink( $this->path );
204	}
205
206	$this->delete_meta();
207	}
208
209	/**
210	* Get meta data.
211	*
212	* Retrieve the CSS file meta data. Returns an array of all the data, or if
213	* custom property is given it will return the property value, or `null` if
214	* the property does not exist.
215	*
216	* @since 2.1.0
217	* @access public
218	*
219	* @param string $property Optional. Custom meta data property. Default is
220	* null.
221	*
222	* @return array\|null An array of all the data, or if custom property is
223	* given it will return the property value, or `null` if
224	* the property does not exist.
225	*/
226	public function get_meta( $property = null ) {
227	$meta = array_merge( $this->get_default_meta(), (array) $this->load_meta() );
228
229	if ( $property ) {
230	return isset( $meta[ $property ] ) ? $meta[ $property ] : null;
231	}
232
233	return $meta;
234	}
235
236	/**
237	* @since 2.1.0
238	* @access protected
239	* @abstract
240	*/
241	abstract protected function parse_content();
242
243	/**
244	* Load meta.
245	*
246	* Retrieve the file meta data.
247	*
248	* @since 2.1.0
249	* @access protected
250	*/
251	protected function load_meta() {
252	return get_option( static::META_KEY );
253	}
254
255	/**
256	* Update meta.
257	*
258	* Update the file meta data.
259	*
260	* @since 2.1.0
261	* @access protected
262	*
263	* @param array $meta New meta data.
264	*/
265	protected function update_meta( $meta ) {
266	update_option( static::META_KEY, $meta );
267	}
268
269	/**
270	* Delete meta.
271	*
272	* Delete the file meta data.
273	*
274	* @since 2.1.0
275	* @access protected
276	*/
277	protected function delete_meta() {
278	delete_option( static::META_KEY );
279	}
280
281	/**
282	* @since 2.1.0
283	* @access protected
284	*/
285	protected function get_default_meta() {
286	return [
287	'time' => 0,
288	];
289	}
290
291	/**
292	* @since 2.1.0
293	* @access private
294	* @static
295	*/
296	private static function get_wp_uploads_dir() {
297	global $blog_id;
298	if ( empty( self::$wp_uploads_dir[ $blog_id ] ) ) {
299	self::$wp_uploads_dir[ $blog_id ] = wp_upload_dir( null, false );
300	}
301
302	return self::$wp_uploads_dir[ $blog_id ];
303	}
304
305	/**
306	* @since 2.1.0
307	* @access private
308	*/
309	private function set_path() {
310	$dir_path = self::get_base_uploads_dir() . $this->files_dir;
311
312	if ( ! is_dir( $dir_path ) ) {
313	wp_mkdir_p( $dir_path );
314	}
315
316	$this->path = $dir_path . $this->file_name;
317	}
318	}
319