Fix Vars fetching

context.go

@@ -8,6 +8,7 @@ import (
 	"net/http"
 
 	"git.twelvetwelve.org/library/snap/auth"
+	"github.com/gorilla/mux"
 )
 
 type Context struct {
@@ -191,21 +192,13 @@ func (c *Context) ReadObject(object interface{}) error {
 }
 
 func (c *Context) ParseVars() *Options {
-	if c.form != nil {
+	if c.vars == nil {
-		return &Options{
+		c.vars = &Vars{
-			kv: c.form,
+			vars: mux.Vars(c.r),
 		}
 	}
 
-	err := c.r.ParseForm()
-	if err != nil {
-		return nil
-	}
-	c.form = &Form{
-		r: c.r,
-	}
-
 	return &Options{
-		kv: c.form,
+		kv: c.vars,
 	}
 }

server.go

@@ -57,6 +57,7 @@ func (s *Server) makeContext(auth *auth.AuthData, w http.ResponseWriter, r *http
 		w:    w,
 		srv:  s,
 		auth: auth,
+		vars: mux.Vars(r),
 	}
 	return c
 }