Module: Sinatra::Backstage::REST::Routing

Defined in:
lib/sinatra/backstage/rest/rest_routes.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(controller) ⇒ Object 



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# File 'lib/sinatra/backstage/rest/rest_routes.rb', line 16

def self.included(controller)
	controller.extend self
end

Instance Method Details

#rest_get_all(klass, params = {}) ⇒ Object 



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# File 'lib/sinatra/backstage/rest/rest_routes.rb', line 103

def rest_get_all(klass, params = {})
	klass.all params.to_sym_keys
end

#rest_routes(klass, namespace, display_list = false) ⇒ Object 



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# File 'lib/sinatra/backstage/rest/rest_routes.rb', line 20

def rest_routes(klass, namespace, display_list = false)

	## Routes
	### get list
	get namespace do
		## get format
		# puts "-- REST.Routing get namespace ( params = #{params})"
		format = params.delete('format') || 'html'
		# puts "-- REST.Routing get namespace after format ( params = #{params})"
		format = 'json' if request.accept.include_any?('text/json', 'application/json')
		## get json options
		json_method = params.delete('json_method')
		json_opts = {:methods => ([json_method] || [])}
		## get objects
		@objects = rest_get_all klass, params
		# puts "-- REST.Routing get namespace ( @objects = #{@objects})"
		# puts "-- REST.Routing get namespace ( @objects.to_a = #{@objects.to_a})"
		# puts "-- REST.Routing get namespace ( @objects.to_json = #{@objects.to_json})"
		# puts "-- REST.Routing get namespace ( @objects.to_a.to_json = #{@objects.to_a.to_json})"
		## return
		case format
		when 'html'
			halt eval "#{settings.render_engine} '#{klass.demodulize.downcase}/list'"
		when 'json'
			halt @objects.to_json(json_opts)
		end
		error 406
	end

	### get add-form
	get "#{namespace}/new" do
		template = ["#{klass.demodulize.downcase}/new"]
		if display_list
			@objects = rest_get_all(klass)
			template.unshift "#{klass.demodulize.downcase}/list"
		end
		eval "#{settings.render_engine} ['#{template.join('\',\'')}']"
	end

	### create object
	post "#{namespace}/new" do
		# puts "params = #{params}"
		# puts "-- rest_routes post namespace = #{namespace}"
		# puts "-- rest_routes post klass = #{klass}"
		# halt
		@errors = []
		begin
			object = klass.create params[:object]
			redirect namespace
		rescue DataMapper::SaveFailureError => e
			puts e.resource.errors.inspect
			e.resource.errors.each do |error|
				puts "-- REST.Routing new ( error = #{error} )"
				@errors << error
			end
			@errors.flatten!
		end
	end

	get "#{namespace}/:id" do |id|
		@object = klass.get!(id)
		template = ["#{klass.demodulize.downcase}/edit"]
		if display_list
			@objects = rest_get_all(klass)
			template.unshift "#{klass.demodulize.downcase}/list"
		end
		eval "#{settings.render_engine} ['#{template.join('\',\'')}']"
	end

	### update object
	put "#{namespace}/:id" do |id|
		klass.get!(id).update params[:object]
		redirect (display_list ? "#{namespace}/#{id}" : namespace)
	end

	### delete object
	delete "#{namespace}/:id" do |id|
		klass.get!(id).destroy
		redirect namespace
	end

end