1 files changed, 74 insertions, 0 deletions
diff --git a/lib/puppet/util/setting_value.rb b/lib/puppet/util/setting_value.rb
new file mode 100644
index 0000000..2112e56
--- /dev/null
+++ b/lib/puppet/util/setting_value.rb
@@ -0,0 +1,74 @@
+module Puppet
+module Util
+
+  class SettingValue
+  
+    def initialize(setting_value, subsetting_separator = ' ')
+      @setting_value = setting_value
+      @subsetting_separator = subsetting_separator
+      
+      if @setting_value
+        unquoted = setting_value[1, setting_value.length - 2]
+        @subsetting_items = unquoted.scan(Regexp.new("(?:(?:[^\\#{@subsetting_separator}]|\\.)+)"))  # an item can contain escaped separator
+        @subsetting_items.map! { |item| item.strip }
+      else
+      	@subsetting_items = []        
+      end     
+    end
+
+    def get_value
+    
+      result = ""
+      first = true
+      
+      @subsetting_items.each { |item|
+        result << @subsetting_separator unless first
+        result << item        
+        first = false
+      }
+      
+      "\"" + result + "\""
+    end
+
+    def get_subsetting_value(subsetting)
+    
+      value = nil
+      
+      @subsetting_items.each { |item|
+        if(item.start_with?(subsetting))
+          value = item[subsetting.length, item.length - subsetting.length]
+          break
+        end
+      }
+      
+      value
+    end
+    
+    def add_subsetting(subsetting, subsetting_value)
+    
+      new_item = subsetting + (subsetting_value || '')
+      found = false
+
+      @subsetting_items.map! { |item|
+        if item.start_with?(subsetting)
+          value = new_item
+          found = true
+        else
+          value = item
+        end
+        
+        value
+      }
+      
+      unless found
+        @subsetting_items.push(new_item)
+      end
+    end
+
+    def remove_subsetting(subsetting)   
+      @subsetting_items = @subsetting_items.map { |item| item.start_with?(subsetting) ? nil : item }.compact
+    end
+    
+  end
+end
+end
+\ No newline at end of file