private function addClientSection(ArrayNodeDefinition $node)
    {
        $node
            ->children()
                ->arrayNode('client')
                    ->children()
                        ->scalarNode('application_name')->isRequired()->cannotBeEmpty()->end()
                        ->scalarNode('client_id')->end()
                        ->scalarNode('client_secret')->end()
                        ->scalarNode('redirect_uri')->end()
                        ->scalarNode('developer_key')->end()
                    ->end()
                ->end()
            ->end()
        ;
    }
private function addClientSection(ArrayNodeDefinition $node)
    {
        $node
            ->children()
                ->arrayNode('client')
                    ->children()
                        ->scalarNode('application_name')->isRequired()->cannotBeEmpty()->end()
                        ->scalarNode('client_id')->end()
                        ->scalarNode('client_secret')->end()
                        ->scalarNode('redirect_uri')->end()
                        ->scalarNode('developer_key')->end()
                    ->end()
                ->end()
            ->end()
        ;
    }
private function addClientSection ( ArrayNodeDefinition $ node ) { $ node -> children ( ) -> arrayNode ( 'client' ) -> children ( ) -> scalarNode ( 'application_name' ) -> isRequired ( ) -> cannotBeEmpty ( ) -> end ( ) -> scalarNode ( 'client_id' ) -> end ( ) -> scalarNode ( 'client_secret' ) -> end ( ) -> scalarNode ( 'redirect_uri' ) -> end ( ) -> scalarNode ( 'developer_key' ) -> end ( ) -> end ( ) -> end ( ) -> end ( ) ; }
Adds the client section.

@param ArrayNodeDefinition $node
Adds the client section .