lib/rio/rl/pathmethods.rb in rio-0.3.7 vs lib/rio/rl/pathmethods.rb in rio-0.3.8

@@ -1,8 +1,8 @@
 #--
 # =============================================================================== 
-# Copyright (c) 2005, Christopher Kleckner
+# Copyright (c) 2005, 2006 Christopher Kleckner
 # All rights reserved
 #
 # This file is part of the Rio library for ruby.
 #
 # Rio is free software; you can redistribute it and/or modify
@@ -20,11 +20,11 @@
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 # =============================================================================== 
 #++
 #
 # To create the documentation for Rio run the command
-#  rake rdoc
+#  ruby build_doc.rb
 # from the distribution directory. Then point your browser at the 'doc/rdoc' directory.
 #
 # Suggested Reading
 # * RIO::Doc::SYNOPSIS
 # * RIO::Doc::INTRO
@@ -50,10 +50,14 @@
         ur = self.urlroot.sub(/#{pr}$/,'')
         up = self.urlpath.sub(/^#{pr}/,'')
 
         [ur,pr,up]
       end
+      def pathdepth()
+        pth = self.path_no_slash
+        (pth == '/' ? 0 : pth.count('/'))
+      end
       def split()
         if absolute?
           parts = self._parts
           sparts = []
           sparts << parts[0] + parts[1]
@@ -72,10 +76,11 @@
       def join(*args)
         return self if args.empty?
         sa = args.map { |arg| ::URI.escape(arg.to_s,ESCAPE) }
         sa.unshift(self.urlpath) unless self.urlpath.empty?
         self.urlpath = sa.join('/').squeeze('/')
+        self
       end
 
       def parse_url(str)
         ::URI.parse(::URI.escape(str,ESCAPE))
       end
@@ -87,9 +92,14 @@
         self.class.new(uri.route_to(other.uri),{:base => self.url})
       end
       def merge(other)
         self.class.new(uri.merge(other.uri))
       end
+
+      def dirname()
+        ::File.dirname(self.path_no_slash)
+      end
+
 
     end
   end
 end