Merge pull request #420 from jonsgreen/issue/update_metadata_with_tem…

…plate_417

Resolves Issue #417: Can't Update / Add MetaData to PDF that uses Templa...

lib/prawn/core/document_state.rb

@@ -6,6 +6,7 @@ def initialize(options)
 
         if options[:template]
           @store = Prawn::Core::ObjectStore.new(:template => options[:template])
+          @store.info.data.merge!(options[:info]) if options[:info]
         else
           @store = Prawn::Core::ObjectStore.new(:info => options[:info])
         end

spec/template_spec.rb

@@ -172,6 +172,19 @@
     end
   end
 
+  it "merges metadata info" do
+    filename = "#{Prawn::DATADIR}/pdfs/hexagon.pdf"
+    info = { :Title => "Sample METADATA",
+             :Author => "Me",
+             :Subject => "Not Working",
+             :CreationDate => Time.now }
+
+    @pdf = Prawn::Document.new(:template => filename, :info => info)
+    output = StringIO.new(@pdf.render)
+    hash = PDF::Reader::ObjectHash.new(output)
+    info.keys.each { |k| hash[hash.trailer[:Info]].keys.include?(k).should == true }
+  end
+
 end
 
 describe "Document#start_new_page with :template option" do