Raphaël G. Git Repositories - airbundle/blob - DependencyInjection/RapsysAirExtension.php

   1 <?php
   2
   3 namespace Rapsys\AirBundle\DependencyInjection;
   4
   5 use Symfony\Component\DependencyInjection\ContainerBuilder;
   6 use Symfony\Component\DependencyInjection\Extension\Extension;
   7 use Symfony\Component\DependencyInjection\Extension\PrependExtensionInterface;
   8 use Symfony\Component\Translation\Loader\ArrayLoader;
   9
  10 /**
  11  * This is the class that loads and manages your bundle configuration.
  12  *
  13  * @link http://symfony.com/doc/current/cookbook/bundles/extension.html
  14  */
  15 class RapsysAirExtension extends Extension implements PrependExtensionInterface {
  16         /**
  17          * Prepend the configuration
  18          *
  19          * @desc Preload the configuration to allow sourcing as parameters
  20          * {@inheritdoc}
  21          */
  22         public function prepend(ContainerBuilder $container) {
  23                 //Load framework configurations
  24                 //XXX: required to extract default_locale and translation.fallbacks
  25                 $frameworks = $container->getExtensionConfig('framework');
  26
  27                 //Recursively merge framework configurations
  28                 $framework = array_reduce(
  29                         $frameworks,
  30                         function ($res, $i) {
  31                                 return array_merge_recursive($res, $i);
  32                         },
  33                         []
  34                 );
  35
  36                 //Set translator fallbacks
  37                 $container->setParameter('kernel.translator.fallbacks', $framework['translator']['fallbacks']);
  38
  39                 //Set default locale
  40                 $container->setParameter('kernel.default_locale', $framework['default_locale']);
  41
  42                 //Load rapsys_user configurations
  43                 //XXX: required to extract default_locale and translation.fallbacks
  44                 $rapsys_users = $container->getExtensionConfig('rapsys_user');
  45
  46                 //Recursively merge rapsys_user configurations
  47                 $rapsys_user = array_reduce(
  48                         $rapsys_users,
  49                         function ($res, $i) {
  50                                 return array_merge_recursive($res, $i);
  51                         },
  52                         []
  53                 );
  54
  55                 //Set rapsys_user.languages key
  56                 $container->setParameter('rapsys_user.languages', $rapsys_user['languages']);
  57
  58                 //Process the configuration
  59                 $configs = $container->getExtensionConfig($this->getAlias());
  60
  61                 //Load configuration
  62                 $configuration = $this->getConfiguration($configs, $container);
  63
  64                 //Process the configuration to get merged config
  65                 $config = $this->processConfiguration($configuration, $configs);
  66
  67                 //Detect when no user configuration is provided
  68                 if ($configs === [[]]) {
  69                         //Prepend default config
  70                         $container->prependExtensionConfig($this->getAlias(), $config);
  71                 }
  72
  73                 //Save configuration in parameters
  74                 $container->setParameter($this->getAlias(), $config);
  75
  76                 //Store flattened array in parameters
  77                 //XXX: don't flatten rapsys_air.site.png key which is required to be an array
  78                 foreach($this->flatten($config, $this->getAlias(), 10, '.', ['rapsys_air.site.png', 'rapsys_air.facebook.apps', 'rapsys_air.locales', 'rapsys_air.languages']) as $k => $v) {
  79                         $container->setParameter($k, $v);
  80                 }
  81         }
  82
  83         /**
  84          * {@inheritdoc}
  85          */
  86         public function load(array $configs, ContainerBuilder $container) {
  87         }
  88
  89         /**
  90          * {@inheritdoc}
  91          */
  92         public function getAlias() {
  93                 return 'rapsys_air';
  94         }
  95
  96         /**
  97          * The function that parses the array to flatten it into a one level depth array
  98          *
  99          * @param $array        The config values array
 100          * @param $path         The current key path
 101          * @param $depth        The maxmium depth
 102          * @param $sep          The separator string
 103          * @param $skip         The skipped paths array
 104          */
 105         protected function flatten($array, $path = '', $depth = 10, $sep = '.', $skip = []) {
 106                 //Init res
 107                 $res = array();
 108
 109                 //Detect numerical only array
 110                 //count(array_filter($array, function($k) { return !is_numeric($k); }, ARRAY_FILTER_USE_KEY)) == 0
 111                 //array_reduce(array_keys($array), function($c, $k) { return $c += !is_numeric($k); }, 0)
 112
 113                 //Flatten hashed array until depth reach zero
 114                 if ($depth && is_array($array) && $array !== [] && !in_array($path, $skip)) {
 115                         foreach($array as $k => $v) {
 116                                 $sub = $path ? $path.$sep.$k:$k;
 117                                 $res += $this->flatten($v, $sub, $depth - 1, $sep, $skip);
 118                         }
 119                 //Pass scalar value directly
 120                 } else {
 121                         $res[$path] = $array;
 122                 }
 123
 124                 //Return result
 125                 return $res;
 126         }
 127 }