Allow PUT and DELETE in specific places.

map_block_http_methods.conf

# -*- mode: nginx; mode: flyspell-prog;  ispell-local-dictionary: "american" -*-

### This file contains a map directive that is used to block the
### invocation of HTTP methods. Out of the box it allows for HEAD, GET and POST.

map $request_method $simple_not_allowed_method {
    default 1;
    GET 0;
    HEAD 0;
    POST 0;
}

## This allows for the use of PUT and DELETE in the /foobar URI. 
map $request_uri+$request_method $not_allowed_method {
    default $simple_not_not_allowed_method;
    /foobar+PUT 0;
    /foobar+DELETE 0;
}