X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=catagits%2FCatalyst-Runtime.git;a=blobdiff_plain;f=lib%2FCatalyst%2FActionChain.pm;h=4f72839798fe637fb2244827759b3eef0ffea443;hp=fc39f0974bc3d4b87e19b7cbd4310c1f3315efc2;hb=d2d007f49d5e9b06f0d1a6f38fc9ac8ac3306183;hpb=f9bdcfacb19ab17ed0b889ed6366272d8bf166fc

diff --git a/lib/Catalyst/ActionChain.pm b/lib/Catalyst/ActionChain.pm
index fc39f09..4f72839 100644
--- a/lib/Catalyst/ActionChain.pm
+++ b/lib/Catalyst/ActionChain.pm
@@ -37,7 +37,7 @@ sub dispatch {
 
         # break the chain if exception occurs in the middle of chain.  We
         # check the global config flag 'abort_chain_on_error_fix', but this
-        # is now considered true by default, so unless someone explictly sets
+        # is now considered true by default, so unless someone explicitly sets
         # it to false we default it to true (if its not defined).
         my $abort = defined($c->config->{abort_chain_on_error_fix}) ?
           $c->config->{abort_chain_on_error_fix} : 1;
@@ -61,6 +61,44 @@ sub number_of_captures {
     return $captures;
 }
 
+sub match_captures {
+  my ($self, $c, $captures) = @_;
+  my @captures = @{$captures||[]};
+
+  foreach my $link(@{$self->chain}) {
+    my @local_captures = splice @captures,0,$link->number_of_captures;
+    return unless $link->match_captures($c, \@local_captures);
+  }
+  return 1;
+}
+sub match_captures_constraints {
+  my ($self, $c, $captures) = @_;
+  my @captures = @{$captures||[]};
+
+  foreach my $link(@{$self->chain}) {
+    my @local_captures = splice @captures,0,$link->number_of_captures;
+    next unless $link->has_captures_constraints;
+    return unless $link->match_captures_constraints($c, \@local_captures);
+  }
+  return 1;
+}
+
+# the scheme defined at the end of the chain is the one we use
+# but warn if too many.
+
+sub scheme {
+  my $self = shift;
+  my @chain = @{ $self->chain };
+  my ($scheme, @more) = map {
+    exists $_->attributes->{Scheme} ? $_->attributes->{Scheme}[0] : ();
+  } reverse @chain;
+
+  warn "$self is a chain with two many Scheme attributes (only one is allowed)"
+    if @more;
+
+  return $scheme;
+}
+
 __PACKAGE__->meta->make_immutable;
 1;
 
@@ -87,6 +125,14 @@ Catalyst::ActionChain object representing a chain of these actions
 
 Returns the total number of captures for the entire chain of actions.
 
+=head2 match_captures
+
+Match all the captures that this chain encloses, if any.
+
+=head2 scheme
+
+Any defined scheme for the actionchain
+
 =head2 meta
 
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