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[blogbundle] / DependencyInjection / RapsysBlogExtension.php
1 <?php declare(strict_types=1);
2
3 /*
4 * This file is part of the Rapsys BlogBundle package.
5 *
6 * (c) Raphaël Gertz <symfony@rapsys.eu>
7 *
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
10 */
11
12 namespace Rapsys\BlogBundle\DependencyInjection;
13
14 use Symfony\Component\DependencyInjection\ContainerBuilder;
15 use Symfony\Component\DependencyInjection\Extension\Extension;
16 use Symfony\Component\DependencyInjection\Extension\PrependExtensionInterface;
17 use Symfony\Component\Translation\Loader\ArrayLoader;
18
19 use Rapsys\BlogBundle\RapsysBlogBundle;
20
21 /**
22 * This is the class that loads and manages your bundle configuration.
23 *
24 * @link http://symfony.com/doc/current/cookbook/bundles/extension.html
25 */
26 class RapsysBlogExtension extends Extension implements PrependExtensionInterface {
27 /**
28 * Prepend the configuration
29 *
30 * Preload the configuration to allow sourcing as parameters
31 *
32 * {@inheritdoc}
33 */
34 public function prepend(ContainerBuilder $container): void {
35 //Process the configuration
36 $configs = $container->getExtensionConfig($this->getAlias());
37
38 //Load configuration
39 $configuration = $this->getConfiguration($configs, $container);
40
41 //Process the configuration to get merged config
42 $config = $this->processConfiguration($configuration, $configs);
43
44 //Detect when no user configuration is provided
45 if ($configs === [[]]) {
46 //Prepend default config
47 $container->prependExtensionConfig($this->getAlias(), $config);
48 }
49
50 //Save configuration in parameters
51 $container->setParameter($this->getAlias(), $config);
52
53 //Store flattened array in parameters
54 //XXX: don't flatten rapsys_blog.icon.png key which is required to be an array
55 foreach($this->flatten($config, $this->getAlias(), 10, '.', ['rapsys_blog.contact', 'rapsys_blog.copy', 'rapsys_blog.icon', 'rapsys_blog.icon.png', 'rapsys_blog.logo', 'rapsys_blog.facebook.apps', 'rapsys_blog.locales', 'rapsys_blog.languages']) as $k => $v) {
56 $container->setParameter($k, $v);
57 }
58 }
59
60 /**
61 * {@inheritdoc}
62 */
63 public function load(array $configs, ContainerBuilder $container): void {
64 }
65
66 /**
67 * {@inheritdoc}
68 */
69 public function getAlias(): string {
70 return RapsysBlogBundle::getAlias();
71 }
72
73 /**
74 * The function that parses the array to flatten it into a one level depth array
75 *
76 * @param $array The config values array
77 * @param $path The current key path
78 * @param $depth The maxmium depth
79 * @param $sep The separator string
80 * @param $skip The skipped paths array
81 * @return array The result array
82 */
83 protected function flatten($array, $path = '', $depth = 10, $sep = '.', $skip = []): array {
84 //Init res
85 $res = [];
86
87 //Flatten hashed array until depth reach zero
88 if ($depth && is_array($array) && $array !== [] && !in_array($path, $skip)) {
89 foreach($array as $k => $v) {
90 $sub = $path ? $path.$sep.$k:$k;
91 $res += $this->flatten($v, $sub, $depth - 1, $sep, $skip);
92 }
93 //Pass scalar value directly
94 } else {
95 $res[$path] = $array;
96 }
97
98 //Return result
99 return $res;
100 }
101 }