$function = attempt 1
learn C++ $ try to understand files i.e decompilers
if success > try hard you can do it!
bash + java
try again (loop"10")
install php 5.4 to 7.3
install zend (libs only) and symblink after reading decompiler.php file.
now : apt-get -y update && apt install apache or ngnix as per your wish download files later from you vps.
install git and clone easy2you (very old 5.4 ) source code and change it to work it php7.
Insta Ubuntu 16.x or 14.x
download xcache and easytoyou decoder (very old) or any other on your pc .
read files with notepad.
if you have a question - forget it …
if you are clear and understanding all this :
do share decoder with me if it has php 7.3 Supprt.
my PC crashed fewdays back i installed on Ubuntu in VMWARE.
now i have to install new instance for php 7.3 again.
i have upto php 7.2