examples/general/metadata-info.rb @@ -107,9 +107,10 @@ module Prawn # <tt>:skip_page_creation</tt>:: Creates a document without starting the first page [false] # <tt>:compress</tt>:: Compresses content streams before rendering them [false] # <tt>:background</tt>:: An image path to be used as background on all pages [nil] - # + # <tt>:info</tt>:: Generic hash allowing for custom metadata properties [nil] + # Additionally, :page_size can be specified as a simple two value array giving - # the width and height of the document you are after in PDF Points. + # the width and height of the document you need in PDF Points. # # Usage: # @@ -125,13 +126,23 @@ module Prawn # # New document, with background # pdf = Prawn::Document.new(:background => "#{Prawn::BASEDIR}/data/images/pigs.jpg") # - def initialize(options={},&block) - Prawn.verify_options [:page_size, :page_layout, :left_margin, - :right_margin, :top_margin, :bottom_margin, :skip_page_creation, - :compress, :skip_encoding, :text_options, :background ], options - + def initialize(options={},&block) + Prawn.verify_options [:page_size, :page_layout, :left_margin, + :right_margin, :top_margin, :bottom_margin, :skip_page_creation, + :compress, :skip_encoding, :text_options, :background, :info], options + + options[:info] ||= {} + options[:Creator] ||= "Prawn" + options[:Producer] = "Prawn" + + options[:info].keys.each do |key| + if options[:info][key].kind_of?(String) + options[:info][key] = Prawn::LiteralString.new(options[:info][key]) + end + end + @objects = [] - @info = ref(:Creator => "Prawn", :Producer => "Prawn") + @info = ref(options[:info]) @pages = ref(:Type => :Pages, :Count => 0, :Kids => []) @root = ref(:Type => :Catalog, :Pages => @pages) @page_size = options[:page_size] || "LETTER" lib/prawn/document.rb @@ -37,6 +37,10 @@ module Prawn when Prawn::LiteralString obj = obj.gsub(/[\\\n\(\)]/) { |m| "\\#{m}" } "(#{obj})" + when Time + obj = obj.strftime("D:%Y%m%d%H%M%S%z").chop.chop + "'00'" + obj = obj.gsub(/[\\\n\(\)]/) { |m| "\\#{m}" } + "(#{obj})" when String obj = "\xFE\xFF" + obj.unpack("U*").pack("n*") unless in_content_stream "<" << obj.unpack("H*").first << ">" lib/prawn/pdf_object.rb @@ -19,6 +19,11 @@ describe "PDF Object Serialization" do Prawn::PdfObject(1.214112421).should == "1.214112421" end + it "should convert a Ruby time object to a PDF timestamp" do + t = Time.now + Prawn::PdfObject(t).should == t.strftime("(D:%Y%m%d%H%M%S%z").chop.chop + "'00')" + end + it "should convert a Ruby string to PDF string when inside a content stream" do s = "I can has a string" PDF::Inspector.parse(Prawn::PdfObject(s, true)).should == s spec/pdf_object_spec.rb 444f5c8f6b7206f49e79ec4826713f71516a09c5 John Weathers john.weathers@systino.net http://github.com/yob/prawn/commit/80b10bda08e51acef988cafd20123bc191feb2cf 80b10bda08e51acef988cafd20123bc191feb2cf 2009-04-23T20:19:21-07:00 2009-03-20T14:12:37-07:00 Add ability to set document metadata properties like "Author", "Title", "Keywords", etc. with the option of specifying new non-standard properties as well as mentioned in the PDF spec EDITS: Resolved conflict and dropped 'direct' option support. 98c2f8b635f52d2a640e801c7e2797b755e3af4f Gregory Brown gregory.t.brown@gmail.com