Contents

# -*- encoding : utf-8 -*-

def select_action_by_params params
  return unless (action = find_action_by_params(params))
  run_callbacks :select_action do
    self.selected_action_id = action.id
  end
end

def find_action_by_params args
  if args[:rev]
    nth_action args[:rev]
  elsif Integer === args[:rev_id] || args[:rev_id] =~ /^\d+$/
    if (action = Action.fetch(args[:rev_id])) && action.card_id == id
      action
    end
  # revision id is probalby a mod (e.g. if you request
  # files/:logo/05_standard.png)
  elsif args[:rev_id]
    last_action
  end
end

def nth_action index
  index = index.to_i
  return unless id && index > 0
  Action.where("draft is not true AND card_id = #{id}")
    .order(:id).limit(1).offset(index - 1).first
end

def revision action
  # a "revision" refers to the state of all tracked fields
  # at the time of a given action
  if action.is_a? Integer
    action = Card::Action.fetch(action)
  end
  action && Card::TRACKED_FIELDS.inject({}) do |attr_changes, field|
    last_change = action.card_changes.find_by_field_name(field) ||
                  last_change_on(field, not_after: action)
    attr_changes[field.to_sym] = (last_change ? last_change.value : self[field])
    attr_changes
  end
end

def delete_old_actions
  Card::TRACKED_FIELDS.each do |field|
    # assign previous changes on each tracked field to the last action
    if (la = last_action) && !la.change_for(field).present? &&
       (last_change = last_change_on field)
      # last_change comes as readonly record
      last_change = Card::Change.find(last_change.id)
      last_change.update_attributes!(card_action_id: last_action_id)
    end
  end
  actions.where('id != ?', last_action_id).delete_all
end

Version data entries

5 entries across 5 versions & 1 rubygems

Version	Path
card-1.17.4	mod/01_history/set/all/actions.rb
card-1.17.3	mod/01_history/set/all/actions.rb
card-1.17.2	mod/01_history/set/all/actions.rb
card-1.17.1	mod/01_history/set/all/actions.rb
card-1.17.0	mod/01_history/set/all/actions.rb