From: Tomas Doran <bobtfish@bobtfish.net>
Date: Tue, 22 Dec 2009 14:19:36 +0000 (+0000)
Subject: Someone think of a less fugly way of doing this please? Fixes using rewrite rules... 
X-Git-Tag: 5.80017~14
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=catagits%2FCatalyst-Runtime.git;a=commitdiff_plain;h=b760ac3de30354fa5e1e7969c21f31521f0d1783

Someone think of a less fugly way of doing this please? Fixes using rewrite rules to ask for a sub-path in your app with apache in some combinations..
---

diff --git a/Changes b/Changes
index c70d6db..f340d97 100644
--- a/Changes
+++ b/Changes
@@ -5,6 +5,9 @@
    - --daemon option to Catalyst::Script::FastCGI is fixed.
    - Fix the debug dump for applications which use Catalyst::Plugin::Session
      (RT#52898)
+   - Fix regression in the case where mod_rewrite is being used to rewrite
+     requests into a path below your application base introduced with the
+     %2F related fixes in 5.80014_02.
 
 5.80016 2009-12-11 23:23:33
 
diff --git a/lib/Catalyst/Engine/CGI.pm b/lib/Catalyst/Engine/CGI.pm
index f00268b..9df1444 100644
--- a/lib/Catalyst/Engine/CGI.pm
+++ b/lib/Catalyst/Engine/CGI.pm
@@ -157,7 +157,21 @@ sub prepare_path {
     if (my $req_uri = $ENV{REQUEST_URI}) {
         $req_uri =~ s/^\Q$base_path\E//;
         $req_uri =~ s/\?.*$//;
-        $path_info = $req_uri if $req_uri;
+        if ($req_uri) {
+            # Note that if REQUEST_URI doesn't start with a /, then the user
+            # is probably using mod_rewrite or something to rewrite requests
+            # into a sub-path of their application..
+            # This means that REQUEST_URI needs information from PATH_INFO
+            # prepending to it to be useful, otherwise the sub path which is
+            # being redirected to becomes the app base address which is
+            # incorrect.
+            if (substr($req_uri, 0, 1) ne '/') {
+                my ($match) = $req_uri =~ m|^([^/]+)|;
+                my ($path_info_part) = $path_info =~ m|^(.*?$match)|;
+                substr($req_uri, 0, length($match), $path_info_part);
+            }
+            $path_info = $req_uri;
+        }
     }
 
     # set the request URI
diff --git a/t/aggregate/unit_core_engine_cgi-prepare_path.t b/t/aggregate/unit_core_engine_cgi-prepare_path.t
index dd768f4..f8b08ef 100644
--- a/t/aggregate/unit_core_engine_cgi-prepare_path.t
+++ b/t/aggregate/unit_core_engine_cgi-prepare_path.t
@@ -50,6 +50,20 @@ use Catalyst::Engine::CGI;
     is ''.$r->base, 'http://www.foo.com/~bobtfish/Gitalist/script/gitalist.cgi/';
 }
 
+# Using rewrite rules to ask for a sub-path in your app.
+# E.g. RewriteRule ^(.*)$ /path/to/fastcgi/domainprofi.fcgi/iframeredirect$1 [L,NS]
+{
+    my $r = get_req (
+        PATH_INFO => '/iframeredirect/info',
+        SCRIPT_NAME => '',
+        REQUEST_URI => '/info',
+    );
+    is ''.$r->uri, 'http://www.foo.com/iframeredirect/info';
+    is ''.$r->base, 'http://www.foo.com/';
+}
+
+
+
 # FIXME - Test proxy logic
 #       - Test query string
 #       - Test non standard port numbers