Trying to install Symfony2 via composer failer.
It'seems to be a access right issue :

cmd : 
composer create-project symfony/framework-standard-edition /Users/anthonydiniro/WWW/win4u2.com

result:

> 
> Installing symfony/framework-standard-edition (v2.5.0)
>  - Installing symfony/framework-standard-edition (v2.5.0)
>  Downloading: 100% 
> 
> 
> [ErrorException]  
> 
>  copy(/Users/anthonydiniro/.composer/cache/files/symfony/framework-standard-edition/96cf36b581c9cd4827fe8c973080a6db085a49b6.zip): failed to open stream: P  
> 
>  ermission denied 
> 
> 
> 

Thanks for help