Module HasMachineTags::TagMethods::ClassMethods

  1. lib/has_machine_tags/tag_methods.rb

Public instance methods

build_machine_tag (namespace, predicate, value)

Builds a machine tag string given namespace, predicate and value.

[show source] 
# File lib/has_machine_tags/tag_methods.rb, line 104
      def build_machine_tag(namespace, predicate, value)
        "#{namespace}:#{predicate}=#{value}"
      end
machine_tag? (machine_tag)

Boolean indicating if given tag is a machine tag.

[show source] 
# File lib/has_machine_tags/tag_methods.rb, line 114
      def machine_tag?(machine_tag)
        !extract_from_name(machine_tag).nil?
      end
machine_tags (name)

Takes a wildcard machine tag and returns matching tags.

[show source] 
# File lib/has_machine_tags/tag_methods.rb, line 92
      def machine_tags(name)
        conditions = if (match = match_wildcard_machine_tag(name))
          match.map {|k,v|
            sanitize_sql(["#{k} = ?", v])
          }.join(" AND ")
        else
          sanitize_sql(["name = ?", name])
        end
        find(:all, :conditions=>conditions)
      end
split_machine_tag (machine_tag)

Returns an array of machine tag parts: [namespace, predicate, value]

[show source] 
# File lib/has_machine_tags/tag_methods.rb, line 109
      def split_machine_tag(machine_tag)
        extract_from_name(machine_tag) || []
      end