component cleanups

[catagits/Catalyst-Runtime.git] / lib / Catalyst / Engine.pm

diff --git a/lib/Catalyst/Engine.pm b/lib/Catalyst/Engine.pm
index ad2a180..2ca6a39 100644 (file)
--- a/lib/Catalyst/Engine.pm
+++ b/lib/Catalyst/Engine.pm
@@ -10,10 +10,11 @@ use HTML::Entities;
 use HTTP::Body;
 use HTTP::Headers;
 use URI::QueryParam;
-use Scalar::Util ();
 
 use namespace::clean -except => 'meta';
 
+has env => (is => 'rw');
+
 # input position and length
 has read_length => (is => 'rw');
 has read_position => (is => 'rw');
@@ -675,6 +676,18 @@ sub unescape_uri {
 
 <obsolete>, see finalize_body
 
+=head2 $self->env
+
+Hash containing enviroment variables including many special variables inserted
+by WWW server - like SERVER_*, REMOTE_*, HTTP_* ...
+
+Before accesing enviroment variables consider whether the same information is
+not directly available via Catalyst objects $c->request, $c->engine ...
+
+BEWARE: If you really need to access some enviroment variable from your Catalyst
+application you should use $c->engine->env->{VARNAME} instead of $ENV{VARNAME},
+as in some enviroments the %ENV hash does not contain what you would expect.
+
 =head1 AUTHORS
 
 Catalyst Contributors, see Catalyst.pm