utils.rb in eet-0.2.0

- old
+ new

@@ -1,10 +1,12 @@
+require 'signer'
+
 module Eet
   module Utils
-    def self.create_pkp(data, certificate)
+    def self.create_pkp(message, certificate)
       digest = OpenSSL::Digest::SHA256.new
-      signature = certificate.key.sign(digest, serialize_pkp_data(data))
+      signature = certificate.key.sign(digest, serialize_pkp_data(message))
       Base64.encode64(signature).delete("\n")
     end
 
     def self.create_bkp(pkp_value)
       decoded = Base64.decode64(pkp_value)
@@ -16,17 +18,34 @@
           ch = c.ord.to_s(16)
           ch = '0' + ch if ch.size == 1
           ret += ch
         end
 
-      # '9356D566-A3E48838-FB403790-D201244E-95DCBD92'
       ret.upcase.chars.each_slice(8).map(&:join).join('-')
     end
 
-    private
+    def self.sign(xml, certificate)
+      signer = Signer.new(xml)
+      signer.cert = OpenSSL::X509::Certificate.new(certificate.certificate)
+      signer.private_key = OpenSSL::PKey::RSA.new(certificate.key, 'eet')
 
-    def self.serialize_pkp_data(data)
-      # "CZ72080043|181|00/2535/CN58|0/2482/IE25|2016-12-07T22:01:00+01:00|87988.00"
-      [data[:dic_popl], data[:id_provoz], data[:id_pokl], data[:porad_cis], data[:dat_trzby], data[:celk_trzba]].join('|')
+      signer.security_node = signer.document.children.first.children.first.children.first
+      signer.digest_algorithm = :sha256
+      signer.signature_digest_algorithm = :sha256
+      signer.ds_namespace_prefix = 'ds'
+      signer.security_token_id = 'A79845F15C5549CA0514761283545705'
+      signer.digest!(signer.document.at_xpath('//soap:Body'), inclusive_namespaces: [''])
+      signer.sign!(security_token: true, inclusive_namespaces: ['soap'])
+
+      signer.to_xml
+    end
+
+    def self.serialize_pkp_data(message)
+      [message.dic_popl,
+       message.id_provoz,
+       message.id_pokl,
+       message.porad_cis,
+       message.dat_trzby,
+       message.celk_trzba].join('|')
     end
   end
 end