solid-performance / src / Performance / Config / Config_Loader.php

Config_Loader.php in Solid Performance – Your No-Code Caching, Performance, & Page Speed Solution 1.3.2, at src/Performance/Config/Config_Loader.php

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1	<?php
2	/**
3	* Responsible for loading configuration items from different locations.
4	*
5	* @note When the request begins at advanced-cache.php, the database is not yet available, and we rely on the file based
6	* configuration.
7	*
8	* @package SolidWP\Performance
9	*/
10
11	declare( strict_types=1 );
12
13	namespace SolidWP\Performance\Config;
14
15	use SolidWP\Performance\Page_Cache\Cache_Path;
16	use SolidWP\Performance\StellarWP\Arrays\Arr;
17
18	if ( ! defined( 'ABSPATH' ) ) {
19	exit;
20	}
21
22	/**
23	* Responsible for loading configuration items from different locations.
24	*
25	* @note When the request begins at advanced-cache.php, the database is not yet available, and we rely on the file based
26	* configuration.
27	*
28	* @package SolidWP\Performance
29	*/
30	final class Config_Loader {
31
32	public const OPTION_KEY = 'solid_performance_settings';
33
34	/**
35	* The default config items.
36	*
37	* @var Default_Config
38	*/
39	private Default_Config $default_config;
40
41	/**
42	* The config file dir/location.
43	*
44	* @var Config_File
45	*/
46	private Config_File $config_file;
47
48	/**
49	* @var Cache_Path
50	*/
51	private Cache_Path $cache_path;
52
53	/**
54	* @param Default_Config $default_config The default config items.
55	* @param Config_File $config_file The config file dir/location.
56	* @param Cache_Path $cache_path The cache path object.
57	*/
58	public function __construct( Default_Config $default_config, Config_File $config_file, Cache_Path $cache_path ) {
59	$this->default_config = $default_config;
60	$this->config_file = $config_file;
61	$this->cache_path = $cache_path;
62	}
63
64	/**
65	* Fetches config items from multiple sources, merging them based on precedence.
66	*
67	* @return array<string, mixed>
68	*/
69	public function load(): array {
70	$merge_items = [];
71
72	// This file is the only source available when advanced-cache.php is loaded.
73	if ( file_exists( $this->config_file->get() ) ) {
74	$merge_items[] = require $this->config_file->get();
75	}
76
77	// Fetch the network configuration. Note: we currently have no true MS support/settings page etc...this is just for the future.
78	if ( function_exists( 'get_network_option' ) && is_multisite() ) {
79	$merge_items[] = (array) get_network_option( get_main_network_id(), self::OPTION_KEY, [] );
80	}
81
82	// Allow local sites to override the network configuration.
83	if ( function_exists( 'get_option' ) ) {
84	$merge_items[] = (array) get_option( self::OPTION_KEY, [] );
85	}
86
87	return $this->merge_configs( ...$merge_items );
88	}
89
90	/**
91	* Merge configuration items, starting with the default configuration.
92	*
93	* @param array<string, mixed> ...$configs The different config sources.
94	*
95	* @return array
96	*/
97	private function merge_configs( array ...$configs ): array {
98	$merged = $this->default_config->get();
99
100	foreach ( $configs as $config ) {
101	$merged = Arr::merge_recursive( $merged, $config );
102	}
103
104	// Force a dynamic cache_dir every time so it's always current.
105	// The saved cache_dir path could now be invalid and cause all kinds of issues.
106	$merged['page_cache']['cache_dir'] = $this->cache_path->get_cache_dir();
107
108	return $merged;
109	}
110	}
111