Simple localization script

localization.php

<?php

class Localization {

    private $localization_directory = null;
    private $language = null;
    private $localization_array = null;

    private $test_data = '{
        "00000000": "Hello",
        "00000001": "How Are You"
    }';

    public function get_string( $id ){

        if ( array_key_exists($id, $this->localization_array) ) {
            return $this->localization_array[$id];
        }else{
            return "Missing String";
        }

    }

    
    // Setup the localization language
    public function __construct( $language = 'EN', $directory = './' ){

        $this->language = $language;
        $this->localization_directory = rtrim($directory, '/');
        $this->load_localization_file();
        
    }

    private function load_localization_file(){
        
        echo "Reading: $this->localization_directory/$this->language.json\n";
        
        $this->localization_array = json_decode(
            
            //file_get_contents( 
            //    "$this->localization_directory/$this->language.json"
            //),
            $this->test_data,
            $assoc = true

        );
    }
}

$locale = new Localization( 'ES', './' );
echo ($locale->get_string("00000000")."\n");
echo ($locale->get_string("00000001")."\n");

?>