solid-performance / src / Performance / Cache_Delivery / Nginx / Template_Loader.php

Template_Loader.php in Solid Performance – Your No-Code Caching, Performance, & Page Speed Solution trunk, at src/Performance/Cache_Delivery/Nginx/Template_Loader.php

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1	<?php
2	/**
3	* Loads a partial nginx.conf with replaced dynamic variables.
4	*
5	* @package SolidWP\Performance
6	*/
7
8	declare( strict_types=1 );
9
10	namespace SolidWP\Performance\Cache_Delivery\Nginx;
11
12	use RuntimeException;
13	use SolidWP\Performance\Page_Cache\Cache_Path;
14	use SolidWP\Performance\Page_Cache\Expiration;
15	use SolidWP\Performance\View\Contracts\View;
16	use SolidWP\Performance\View\Exceptions\FileNotFoundException;
17
18	/**
19	* Loads a partial nginx.conf with replaced dynamic variables.
20	*
21	* @package SolidWP\Performance
22	*/
23	final class Template_Loader {
24
25	public const VIEW = 'cache/nginx';
26
27	/**
28	* @var View
29	*/
30	private View $view;
31
32	/**
33	* @var Cache_Path
34	*/
35	private Cache_Path $cache_path;
36
37	/**
38	* @var Expiration
39	*/
40	private Expiration $expiration;
41
42	/**
43	* @param View $view The view renderer.
44	* @param Cache_Path $cache_path The cache path object.
45	* @param Expiration $expiration The expiration object.
46	*/
47	public function __construct(
48	View $view,
49	Cache_Path $cache_path,
50	Expiration $expiration
51	) {
52	$this->view = $view;
53	$this->cache_path = $cache_path;
54	$this->expiration = $expiration;
55	}
56
57	/**
58	* Get our nginx config template, with the dynamic values replaced.
59	*
60	* @throws FileNotFoundException If we can't find the view file.
61	* @throws RuntimeException If we can't find the document root.
62	*
63	* @return string
64	*/
65	public function get(): string {
66	$page_cache_dir = $this->cache_path->get_page_cache_dir();
67
68	$root = swpsp_get_document_root();
69
70	// e.g. "wp-content/cache/solid-performance/page".
71	$cache_path = str_replace( $root, '', $page_cache_dir );
72
73	$args = [
74	'cache_path' => $cache_path,
75	'expiration' => $this->expiration->get_expiration_length(),
76	];
77
78	return $this->view->render_to_string( self::VIEW, $args );
79	}
80	}
81