Module: KeteTrackableItems::WorkflowUtilities::ClassMethods

Defined in:
lib/kete_trackable_items/workflow_utilities.rb

Overview

mostly grabbed from trollied, would be nice if split into shared lib

Instance Method Summary collapse

Instance Method Details

#set_up_workflow_named_scopes ⇒ Object 



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# File 'lib/kete_trackable_items/workflow_utilities.rb', line 62

def set_up_workflow_named_scopes
  Proc.new {
    # create a named_scope for each of our declared states
    workflow_spec.state_names.each do |name|
      scope_name = "with_state_#{name}".to_sym
      named_scope scope_name, :conditions => { :workflow_state => name.to_s }, :order => 'updated_at DESC'
    end

    # workflow_in(state_name)
    named_scope :workflow_in, lambda { |*args|
      options = args.last.is_a?(Hash) ? args.pop : Hash.new
      state = args.is_a?(Array) ? args.first : args
      
      if state == 'all'
        options
      else
        { :conditions => { :workflow_state => state.to_s }.merge(options) }
      end
    }
  }
end

#shared_tracking_workflow_specs_as_string ⇒ Object

kete_trackable_items specific stuff starts



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# File 'lib/kete_trackable_items/workflow_utilities.rb', line 34

def shared_tracking_workflow_specs_as_string
  '
    state :on_shelf do
      event :unassign_location, :transitions_to => :unallocated
      event :display, :transitions_to => :displayed
      event :hold_out, :transitions_to => :held_out
      event :loan, :transitions_to => :on_loan_to_organization
    end

    state :displayed do
      event :hold_out, :transitions_to => :held_out
      event :loan, :transitions_to => :on_loan_to_organization
      event :queue_for_refiling, :transitions_to => :to_be_refiled
    end

    state :held_out do
      event :loan, :transitions_to => :on_loan_to_organization
      event :queue_for_refiling, :transitions_to => :to_be_refiled
    end

    state :on_loan_to_organization do
      event :display, :transitions_to => :displayed
      event :hold_out, :transitions_to => :held_out
      event :queue_for_refiling, :transitions_to => :to_be_refiled
    end
  '
end

#workflow_event_names ⇒ Object 



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# File 'lib/kete_trackable_items/workflow_utilities.rb', line 29

def workflow_event_names
  workflow_events.keys
end

#workflow_events ⇒ Object

returns a Hash where keys are event name and values are event object



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# File 'lib/kete_trackable_items/workflow_utilities.rb', line 12

def workflow_events
  events = workflow_spec.states.values.collect &:events

  # skip blank values
  events = events.select { |e| e.present? }

  # flatten
  events_hash = Hash.new
  events.each do |v|
    v.each do |key,value|
      events_hash[key] = value
    end
  end

  events_hash
end