USPS Label for spree

usps.rb

	def usps
		test = "Test='YES'" if Spree::ActiveShipping::Config[:test_mode]
		xml = []
		xml << "<LabelRequest #{test || ''} LabelType='Default' LabelSize='4X6' ImageFormat='PDF'>"
		xml << "<RequesterID>#{self.usps_req_id}</RequesterID>"
		xml << "<AccountID>#{self.usps_account}</AccountID>"
		xml << "<PassPhrase>#{self.usps_password}</PassPhrase>"
		xml << "<MailClass>#{self.shipping_method}</MailClass>"
		xml << "<DateAdvance>0</DateAdvance>"
		xml << "<WeightOz>#{@weight}</WeightOz>"
		xml << "<Stealth>FALSE</Stealth>"
		xml << "<Services InsuredMail='OFF' SignatureConfirmation='OFF' />"
		xml << "<Value>0</Value>"
		xml << "<Description>Label for order ##{@order.id}</Description>"
		xml << "<PartnerCustomerID>#{self.user_id}</PartnerCustomerID>"
		xml << "<PartnerTransactionID>#{self.shipment_id}</PartnerTransactionID>"
		xml << "<ToName>#{self.to_name}</ToName>"
		xml << "<ToAddress1>#{self.to_address1}</ToAddress1>"
		xml << "<ToCity>#{self.to_city}</ToCity>"
		xml << "<ToState>#{self.to_state}</ToState>"
		xml << "<ToPostalCode>#{self.to_zip}</ToPostalCode>"
		xml << "<ToDeliveryPoint>00</ToDeliveryPoint>"
		xml << "<ToPhone>#{self.to_telephone}</ToPhone>"
		xml << "<FromName>#{self.origin_name}</FromName>"
		xml << "<FromCompany>#{self.origin_company}</FromCompany>"
		xml << "<ReturnAddress1>#{self.origin_address}</ReturnAddress1>"
		xml << "<FromCity>#{self.origin_city}</FromCity>"
		xml << "<FromState>#{self.origin_state}</FromState>"
		xml << "<FromPostalCode>#{self.origin_zip}</FromPostalCode>"
		xml << "<FromPhone>#{self.origin_telephone}</FromPhone>"
		xml << "</LabelRequest>"
			
		url = "https://www.envmgr.com/LabelService/EwsLabelService.asmx/GetPostageLabelXML"
		c = Curl::Easy.http_post(url, Curl::PostField.content('labelRequestXML', xml.join), :verbose => true)
		c.follow_location = true
		c.ssl_verify_host = false 
		xml = Nokogiri::XML::Document.parse(c.body_str)
		img = xml.search('Base64LabelImage')
		File.open("#{@path}#{@file}",'w') { |f| f.write Base64.decode64(img.inner_text) }

		update_tracking_number xml.search("TrackingNumber").inner_text
		pdf_crop
		@file
	end