link work. unproductive

lib/noah.rb

 module Noah
   PROTECTED_PATHS = %w[applications configurations hosts services watches ark noah]
+  PATH_MAPPING = {"Noah::Application" => "//noah/application",
+                  "Noah::Service" => "//noah/service",
+                  "Noah::Configuration" => "//noah/configuration",
+                  "Noah::Host" => "//noah/host",
+                  "Noah::Tag" => "//noah/tag",
+                  "Noah::Ephemeral" => "//noah/ephemeral"}
 end
 begin
   require 'yajl'

lib/noah/agents/base_agent.rb

 require 'logger'
-require 'logger'
 
 module Noah::Agents
   module Base

lib/noah/models.rb

@@ -2,6 +2,7 @@ require 'ohm'
 require 'ohm/contrib'
 module Noah
   class Model < Ohm::Model
+
     def self.inherited(model)
 
       model.send :include, Ohm::Timestamping
@@ -24,6 +25,10 @@ module Noah
 
   module ModelClassMethods
 
+    def self.included(base)
+      Noah::RegisteredModels.register_model(base)
+    end
+
     def is_new?
       self.created_at == self.updated_at
     end
@@ -32,6 +37,19 @@ module Noah
       tags.to_s.split(/\s*,\s*/).uniq
     end
 
+    def link!(path)
+      base_pattern = "#{self.patternize_me}"
+      path.nil? ? (raise ArgumentError, "Must provide a path") : p=path
+
+      begin
+        l = Link.new :path => p, :source => base_pattern
+        l.valid? ? l.save : (raise "#{l.errors}")
+        l.name
+      rescue Exception => e
+        e.message
+      end
+    end
+
     def watch!(opts={:endpoint => nil, :pattern => nil})
       base_pattern = "#{self.patternize_me}"
       opts[:endpoint].nil? ? (raise ArgumentError, "Need an endpoint") : endpoint=opts[:endpoint]
@@ -94,7 +112,20 @@ module Noah
     end
 
   end
+
+  class RegisteredModels
+    @@models = []
+    def self.register_model(model)
+      @@models << model
+    end
+
+    def self.models
+      @@models
+    end
+  end
+
 end
+
 require File.join(File.dirname(__FILE__), 'models','tags')
 require File.join(File.dirname(__FILE__), 'models','hosts')
 require File.join(File.dirname(__FILE__), 'models','services')

lib/noah/models/link.rb

 module Noah
   class Link < Model
-    
     attribute :path
-    attribute :nodes
+    attribute :source
     
     index :path
+    index :source
 
+    def validate
+      super
+      assert_present :path
+      assert_present :source
+      assert_unique [:path, :source]
+    end
     # Nothing to see yet.
     # This will be for creating "overlays" or "link" relationships
     # between arbitrary objects or modeling your data the way you want.
@@ -33,5 +39,9 @@ module Noah
     #
     # Almost a "choose your own model" thing.
 
+    def name
+      @name = path
+    end
+
   end
 end

lib/noah/models/tags.rb

@@ -10,4 +10,5 @@ module Noah
       super(encode(id)) || create(:id => encode(id))
     end
   end
+
 end