=encoding utf-8

=head1 NAME

ngx_http_addition_module - Module ngx_http_addition_module




=head1



The C<ngx_http_addition_module> module is a filter
that adds text before and after a response.
This module is not built by default, it should be enabled with the
C<--with-http_addition_module>
configuration parameter.




=head1 Example Configuration




    
    location / {
        add_before_body /before_action;
        add_after_body  /after_action;
    }






=head1 Directives

=head2 add_before_body


B<syntax:> add_before_body I<I<C<uri>>>



B<context:> I<http>


B<context:> I<server>


B<context:> I<location>





Adds the text returned as a result of processing a given subrequest
before the response body.
An empty string (C<"">) as a parameter cancels addition
inherited from the previous configuration level.







=head2 add_after_body


B<syntax:> add_after_body I<I<C<uri>>>



B<context:> I<http>


B<context:> I<server>


B<context:> I<location>





Adds the text returned as a result of processing a given subrequest
after the response body.
An empty string (C<"">) as a parameter cancels addition
inherited from the previous configuration level.







=head2 addition_types


B<syntax:> addition_types I<I<C<mime-type>> ...>


B<default:> I<textE<sol>html>


B<context:> I<http>


B<context:> I<server>


B<context:> I<location>



This directive appeared in version 0.7.9.





Allows adding text in responses with the specified MIME types,
in addition to “C<textE<sol>html>”.
The special value “C<*>” matches any MIME type (0.8.29).