[eluser]RaiNnTeaRs[/eluser]
Thanks all, for all the comments.I've solve it, the main problem is , with the upload path,I've change it with mysite/myusername/home/public_html/storage and done with it.
About the '=' in my original code, I copy-paste the wrong code lol.
Maybe someone want to give better explanation about how to get the active directory path ?