jetpack / require-lib.php

require-lib.php in Jetpack – WP Security, Backup, Speed, & Growth 11.7, at require-lib.php

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1	<?php
2	/**
3	* File with a single function for loading library files.
4	*
5	* @package automattic/jetpack
6	*/
7
8	/**
9	* Function for loading library files.
10	*
11	* @deprecated since 11.3 Load libraries directly (from `JETPACK__PLUGIN_DIR . '_inc/lib/'`) instead.
12	* @todo Remove this in Jetpack 11.9 (started issuing warnings in 11.6).
13	*
14	* @param string $slug Library slug.
15	* @return void
16	*/
17	function jetpack_require_lib( $slug ) {
18	static $loaded = array();
19
20	_deprecated_function( __FUNCTION__, 'Jetpack 11.3', 'libraries directly (from `JETPACK__PLUGIN_DIR . \'_inc/lib/\'`)' );
21
22	if ( defined( 'ABSPATH' ) && ! defined( 'WP_CONTENT_DIR' ) ) {
23	define( 'WP_CONTENT_DIR', ABSPATH . 'wp-content' ); // no trailing slash, full paths only - WP_CONTENT_URL is defined further down
24	}
25
26	$lib_dir = WP_CONTENT_DIR . '/lib';
27
28	/**
29	* Filter the location of the library directory.
30	*
31	* @since 2.5.0
32	* @deprecated since 11.3
33	*
34	* @param string $lib_dir Path to the library directory.
35	*/
36	$lib_dir = apply_filters_deprecated( 'jetpack_require_lib_dir', array( $lib_dir ), 'Jetpack 11.3' );
37
38	$loaded_key = "{$lib_dir}{$slug}";
39	if ( ! empty( $loaded[ $loaded_key ] ) ) {
40	return;
41	}
42
43	$loaded[ $loaded_key ] = true;
44
45	$file_name = "$lib_dir/$slug.php";
46	if ( is_readable( $file_name ) ) {
47	require_once $file_name;
48
49	return;
50	}
51
52	$file_name = "$lib_dir/$slug/0-load.php";
53	if ( is_readable( $file_name ) ) {
54	require_once $file_name;
55
56	return;
57	}
58
59	$basename = basename( $slug );
60	$file_name = "$lib_dir/$slug/$basename.php";
61	require_once $file_name;
62	}
63