part way through changing all serialization to use string concatenation prior to dropping Nokogiri dep in production.

1 files changed, 11 insertions, 17 deletions

diff --git a/lib/axlsx/doc_props/core.rb b/lib/axlsx/doc_props/core.rb
index 96716a6b..7d9ba291 100644
--- a/lib/axlsx/doc_props/core.rb
+++ b/lib/axlsx/doc_props/core.rb
@@ -7,29 +7,23 @@ module Axlsx
     # The author of the document. By default this is 'axlsx'
     # @return [String]
     attr_accessor :creator
-    
+
     # Creates a new Core object.
     # @option options [String] creator
     def initialize(options={})
-      @creator = options[:creator] || 'axlsx'      
+      @creator = options[:creator] || 'axlsx'
     end
 
-    # Serializes the core object. The created dcterms item is set to the current time when this method is called.
+    # serializes the core.xml document
     # @return [String]
-    def to_xml()
-      builder = Nokogiri::XML::Builder.new(:encoding => ENCODING) do |xml|
-        xml.send('cp:coreProperties', 
-                 :"xmlns:cp" => CORE_NS, 
-                 :'xmlns:dc' => CORE_NS_DC, 
-                 :'xmlns:dcmitype'=>CORE_NS_DCMIT, 
-                 :'xmlns:dcterms'=>CORE_NS_DCT, 
-                 :'xmlns:xsi'=>CORE_NS_XSI) {
-          xml['dc'].creator self.creator
-          xml['dcterms'].created Time.now.strftime('%Y-%m-%dT%H:%M:%S'), :'xsi:type'=>"dcterms:W3CDTF"
-          xml['cp'].revision 0
-        }
-      end  
-      builder.to_xml(:save_with => 0)
+    def to_xml_string(str = '')
+      str << '<?xml version="1.0" encoding="UTF-8"?>'
+      str << '<cp:coreProperties xmlns:cp="' << CORE_NS << '" xmlns:dc="' << CORE_NS_DC << '" '
+      str << 'xmlns:dcmitype="' << CORE_NS_DCMIT << '" xmlns:dcterms="' << CORE_NS_DCT << '" '
+      str << 'xmlns:xsi="' << CORE_NS_XSI << '">'
+      str << '<dc:creator>' << self.creator << '</dc:creator>'
+      str << '<dcterms:created xsi:type="dcterms:W3CDTF">' << Time.now.strftime('%Y-%m-%dT%H:%M:%S') << '</dcterms:created>'
+      str << '<cp:revision>0</cp:revision>'
     end
   end
 end