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                 //Process the configuration
  24                 $configs = $container->getExtensionConfig($this->getAlias());
  25
  26                 //Load configuration
  27                 $configuration = $this->getConfiguration($configs, $container);
  28
  29                 //Process the configuration to get merged config
  30                 $config = $this->processConfiguration($configuration, $configs);
  31
  32                 //Detect when no user configuration is provided
  33                 if ($configs === [[]]) {
  34                         //Prepend default config
  35                         $container->prependExtensionConfig($this->getAlias(), $config);
  36                 }
  37
  38                 //Save configuration in parameters
  39                 $container->setParameter($this->getAlias(), $config);
  40
  41                 //Store flattened array in parameters
  42                 //XXX: don't flatten rapsys_air.site.png key which is required to be an array
  43                 foreach($this->flatten($config, $this->getAlias(), 10, '.', ['rapsys_air.site.png']) as $k => $v) {
  44                         $container->setParameter($k, $v);
  45                 }
  46         }
  47
  48         /**
  49          * {@inheritdoc}
  50          */
  51         public function load(array $configs, ContainerBuilder $container) {
  52         }
  53
  54         /**
  55          * {@inheritdoc}
  56          */
  57         public function getAlias() {
  58                 return 'rapsys_air';
  59         }
  60
  61         /**
  62          * The function that parses the array to flatten it into a one level depth array
  63          *
  64          * @param $array        The config values array
  65          * @param $path         The current key path
  66          * @param $depth        The maxmium depth
  67          * @param $sep          The separator string
  68          * @param $skip         The skipped paths array
  69          */
  70         protected function flatten($array, $path = '', $depth = 10, $sep = '.', $skip = []) {
  71                 //Init res
  72                 $res = array();
  73
  74                 //Detect numerical only array
  75                 //count(array_filter($array, function($k) { return !is_numeric($k); }, ARRAY_FILTER_USE_KEY)) == 0
  76                 //array_reduce(array_keys($array), function($c, $k) { return $c += !is_numeric($k); }, 0)
  77
  78                 //Flatten hashed array until depth reach zero
  79                 if ($depth && is_array($array) && $array !== [] && !in_array($path, $skip)) {
  80                         foreach($array as $k => $v) {
  81                                 $sub = $path ? $path.$sep.$k:$k;
  82                                 $res += $this->flatten($v, $sub, $depth - 1, $sep, $skip);
  83                         }
  84                 //Pass scalar value directly
  85                 } else {
  86                         $res[$path] = $array;
  87                 }
  88
  89                 //Return result
  90                 return $res;
  91         }
  92 }