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1 | <?php |
2 | |
3 | // {{{ License |
4 | |
5 | // This file is part of GNU social - https://www.gnu.org/software/social |
6 | // |
7 | // GNU social is free software: you can redistribute it and/or modify |
8 | // it under the terms of the GNU Affero General Public License as published by |
9 | // the Free Software Foundation, either version 3 of the License, or |
10 | // (at your option) any later version. |
11 | // |
12 | // GNU social is distributed in the hope that it will be useful, |
13 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | // GNU Affero General Public License for more details. |
16 | // |
17 | // You should have received a copy of the GNU Affero General Public License |
18 | // along with GNU social. If not, see <http://www.gnu.org/licenses/>. |
19 | |
20 | // }}} |
21 | |
22 | /** |
23 | * Dynamic router loader and URLMapper interface atop Symfony's router |
24 | * |
25 | * Converts a path into a set of parameters, and vice versa |
26 | * |
27 | * @package GNUsocial |
28 | * @category URL |
29 | * |
30 | * @author Hugo Sales <hugo@hsal.es> |
31 | * @copyright 2020-2021 Free Software Foundation, Inc http://www.fsf.org |
32 | * @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later |
33 | */ |
34 | |
35 | namespace App\Core\Router; |
36 | |
37 | use App\Core\Event; |
38 | use Symfony\Component\Config\Loader\Loader; |
39 | use Symfony\Component\Routing\Route; |
40 | use Symfony\Component\Routing\RouteCollection; |
41 | |
42 | class RouteLoader extends Loader |
43 | { |
44 | private RouteCollection $rc; |
45 | |
46 | /** |
47 | * Route loading entry point, called from `config/routes.php` |
48 | * |
49 | * Must conform to symfony's interface, but the $resource is unused |
50 | * and $type must not be null |
51 | * |
52 | * @param mixed $resource |
53 | */ |
54 | public function load($resource, ?string $type = null): RouteCollection |
55 | { |
56 | $this->rc = new RouteCollection(); |
57 | |
58 | $route_files = glob(INSTALLDIR . '/src/Routes/*.php'); |
59 | foreach ($route_files as $file) { |
60 | require_once $file; |
61 | $ns = '\\App\\Routes\\' . basename($file, '.php'); |
62 | $ns::load($this); |
63 | } |
64 | |
65 | Event::handle('AddRoute', [&$this]); |
66 | |
67 | return $this->rc; |
68 | } |
69 | |
70 | /** |
71 | * Connect a route to a controller |
72 | * |
73 | * @param string $id Route unique id, used to generate urls, for instance |
74 | * @param string $uri_path Path, possibly with {param}s |
75 | * @param mixed $target Some kind of callable, typically class with `__invoke` or [object, method] |
76 | * @param null|array $param_reqs Array of {param} => regex |
77 | * @param null|array $options Possible keys are ['condition', 'defaults', 'format', |
78 | * 'fragment', 'http-methods', 'locale', 'methods', 'schemes', 'accept'] |
79 | * 'http-methods' and 'methods' are aliases |
80 | */ |
81 | public function connect(string $id, string $uri_path, $target, ?array $options = [], ?array $param_reqs = []) |
82 | { |
83 | $this->rc->add($id, |
84 | new Route( |
85 | // path -- URI path |
86 | path: $uri_path, |
87 | // defaults = [] -- param default values, |
88 | // and special configuration options |
89 | defaults: array_merge( |
90 | [ |
91 | '_controller' => is_array($target) ? $target : [$target, '__invoke'], |
92 | '_format' => $options['format'] ?? 'html', |
93 | '_fragment' => $options['fragment'] ?? '', |
94 | '_locale' => $options['locale'] ?? 'en', |
95 | 'template' => $options['template'] ?? '', |
96 | ], |
97 | $options['defaults'] ?? [] |
98 | ), |
99 | // requirements = [] -- param => regex |
100 | requirements: $param_reqs, |
101 | // options = [] -- possible keys: compiler_class:, utf8 |
102 | // No need for a special compiler class for now, |
103 | // Enforce UTF8 |
104 | options: ['utf8' => true], |
105 | // host = '' -- hostname (subdomain, for instance) to match, |
106 | // we don't want this |
107 | host: '', |
108 | // schemes = [] -- URI schemes (https, ftp and such) |
109 | schemes: $options['schemes'] ?? [], |
110 | // methods = [] -- HTTP methods |
111 | methods: $options['http-methods'] ?? $options['methods'] ?? [], |
112 | // condition = '' -- Symfony condition expression, |
113 | // see https://symfony.com/doc/current/routing.html#matching-expressions |
114 | condition: isset($options['accept']) ? "request.headers.get('Accept') in " . json_encode($options['accept']) : ($options['condition'] ?? '') |
115 | ) |
116 | ); |
117 | } |
118 | |
119 | /** |
120 | * Whether this loader supports loading this route type |
121 | * Passed the arguments from the `RoutingConfigurator::import` call from |
122 | * `config/routes.php` |
123 | * |
124 | * @param mixed $resource |
125 | * @codeCoverageIgnore |
126 | */ |
127 | public function supports($resource, ?string $type = null): bool |
128 | { |
129 | return 'GNUsocial' === $type; |
130 | } |
131 | } |