Module: Petergate::ActionController::Base

Included in:
ActionController::Base
Defined in:
lib/petergate/action_controller/base.rb

Defined Under Namespace

Modules: ClassMethods

Constant Summary collapse

ALLRESTDEP = 
[:show, :index, :new, :edit, :update, :create, :destroy]

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'lib/petergate/action_controller/base.rb', line 64

def self.included(base)
  base.extend(ClassMethods)
  base.helper_method :logged_in?, :forbidden!, :unauthorized!
end

Instance Method Details

#custom_message ⇒ Object 



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# File 'lib/petergate/action_controller/base.rb', line 105

def custom_message
  defined?(self.class.controller_message) ? self.class.controller_message : 'Permission Denied'
end

#forbidden!(msg = nil) ⇒ Object 



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# File 'lib/petergate/action_controller/base.rb', line 120

def forbidden!(msg = nil)
  respond_to do |format|
    format.any(:js, :json, :xml) do 
      head(:forbidden)
    end
    format.html do
      destination = current_user.present? ? request.headers['Referrer'] || (current_user) : root_path
      redirect_to destination, notice: (msg || request.headers['msg'] || custom_message)
    end
  end
end

#logged_in?(*roles) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/petergate/action_controller/base.rb', line 97

def logged_in?(*roles)
  current_user && current_user.has_roles?(*roles)
end

#parse_permission_rules(rules) ⇒ Object 



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# File 'lib/petergate/action_controller/base.rb', line 69

def parse_permission_rules(rules)
  rules = rules.inject({}) do |h, (k, v)| 
    special_values = case v.class.to_s
                     when "Symbol"
                       v == :all ? self.class.all_actions : raise("No action for: #{v}")
                     when "Hash"
                       v[:except].present? ? self.class.except_actions(v[:except]) : raise("Invalid values for except: #{v.values}")
                     when "Array"
                       v
                     else
                       raise("No action for: #{v}")
                     end

    h.merge({k => special_values})
  end
  # Allows Array's of keys for the same hash.
  rules = rules.inject({}){|h, (k, v)| k.class == Array ? h.merge(Hash[k.map{|kk| [kk, v]}]) : h.merge(k => v) }
end

#permissions(rules = {all: [:index, :show], customer: [], wiring: []}) ⇒ Object 



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# File 'lib/petergate/action_controller/base.rb', line 88

def permissions(rules = {all: [:index, :show], customer: [], wiring: []})
  rules = parse_permission_rules(rules)
  allowances = [rules[:all]]
  current_user.roles.each do |role|
    allowances << rules[role]
  end if user_logged_in? 
  allowances.flatten.compact.include?(action_name.to_sym)
end

#unauthorized! ⇒ Object 



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# File 'lib/petergate/action_controller/base.rb', line 109

def unauthorized!
  respond_to do |format|
    format.any(:js, :json, :xml) do 
      head(:unauthorized)
    end
    format.html do
      return authenticate_user! 
    end
  end
end

#user_logged_in? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/petergate/action_controller/base.rb', line 101

def user_logged_in?
  !!current_user
end