matin · GunioRobot · Oct 31, 2011
diff --git a/Rakefile b/Rakefile
@@ -53,7 +53,7 @@ Rake::RDocTask.new("doc") do |rdoc|
   rdoc.options << "--inline-source"
 end
 
-# a gemspec for packaging this library 
+# a gemspec for packaging this library
 # RSpec files aren't included, as they depend on the PDF files,
 # which will make the gem filesize irritatingly large
 spec = Gem::Specification.new do |spec|

diff --git a/TODO b/TODO
@@ -2,7 +2,7 @@ v0.8
 - optimise PDF::Reader::Reference#from_buffer
   - ruby-prof shows the match() call in this function is a real killer
 - add extra callbacks
-  - list implemented features 
+  - list implemented features
     - encrypted? tagged? bookmarks? annotated? optimised?
 - Allow more than just page content and metadata to be parsed (see spec section 3.6.1)
   - bookmarks?
@@ -33,12 +33,12 @@ Sometime
 - Ship some extra receivers in the standard package, particuarly ones that are useful for running
   rspec over generated PDF files
 
-- When we encounter Identity-H encoded text with no ToUnicode CMap, render the glyphs and treat them as images, as there's no 
+- When we encounter Identity-H encoded text with no ToUnicode CMap, render the glyphs and treat them as images, as there's no
   sensible way to convert them to unicode
 
 - Add support for additional filters: ASCIIHexDecode, ASCII85Decode, LZWDecode, RunLengthDecode, CCITTFaxDecode, JBIG2Decode, DCTDecode, JPXDecode, Crypt?
 
-- Add support for additional encodings: 
+- Add support for additional encodings:
   - PDFDocEncoding
   - Identity-V(I *think* this relates to vertical text. Not sure how we'd support it sensibly)
 

diff --git a/lib/pdf/reader.rb b/lib/pdf/reader.rb
@@ -9,10 +9,10 @@
 # distribute, sublicense, and/or sell copies of the Software, and to
 # permit persons to whom the Software is furnished to do so, subject to
 # the following conditions:
-# 
+#
 # The above copyright notice and this permission notice shall be
 # included in all copies or substantial portions of the Software.
-# 
+#
 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
@@ -37,26 +37,26 @@ module PDF
   # on receivers.
   #
   # = Parsing a file
-  #   
+  #
   #   PDF::Reader.file("somefile.pdf", receiver)
   #
   # = Parsing a String
-  # 
+  #
   # This is useful for processing a PDF that is already in memory
   #
   #   PDF::Reader.string(pdf_string, receiver)
   #
   # = Parsing an IO object
-  # 
+  #
   # This can be a useful alternative to the first 2 options in some situations
   #
   #   pdf = PDF::Reader.new
   #   pdf.parse(File.new("somefile.pdf"), receiver)
   #
   # = Parsing parts of a file
-  # 
+  #
   # Both PDF::Reader#file and PDF::Reader#string accept a 3 argument that specifies which
-  # parts of the file to process. By default, all options are enabled, so this can be useful 
+  # parts of the file to process. By default, all options are enabled, so this can be useful
   # to cut down processing time if you're only interested in say, metadata.
   #
   # As an example, the following call will disable parsing the contents of pages in the file,
@@ -65,7 +65,7 @@ module PDF
   #   PDF::Reader.new("somefile.pdf", receiver, {:metadata => true, :pages => false})
   #
   # Available options are currently:
-  #   
+  #
   #   :metadata
   #   :pages
   class Reader

diff --git a/lib/pdf/reader/content.rb b/lib/pdf/reader/content.rb
@@ -314,7 +314,7 @@ def walk_pages (page)
           contents.each do |content|
             obj = @xref.object(content)
             content_stream(obj, fonts)
-          end 
+          end
         end
 
         resources.pop if res

diff --git a/lib/pdf/reader/glyphlist.txt b/lib/pdf/reader/glyphlist.txt
@@ -1,6 +1,6 @@
 # ###################################################################################
 # Copyright (c) 1997,1998,2002,2007 Adobe Systems Incorporated
-# 
+#
 # Permission is hereby granted, free of charge, to any person obtaining a
 # copy of this documentation file to use, copy, publish, distribute,
 # sublicense, and/or sell copies of the documentation, and to permit
@@ -9,14 +9,14 @@
 # allowed; and
 # - The above copyright notice and this permission notice shall be
 # included in all copies of the documentation.
-# 
+#
 # Permission is hereby granted, free of charge, to any person obtaining a
 # copy of this documentation file, to create their own derivative works
 # from the content of this document to use, copy, publish, distribute,
 # sublicense, and/or sell the derivative works, and to permit others to do
 # the same, provided that the derived work is not represented as being a
 # copy or version of this document.
-# 
+#
 # Adobe shall not be liable to any party for any loss of revenue or profit
 # or for indirect, incidental, special, consequential, or other similar
 # damages, whether based on tort (including without limitation negligence

diff --git a/lib/pdf/reader/register_receiver.rb b/lib/pdf/reader/register_receiver.rb
@@ -64,7 +64,7 @@ def series(*methods)
         match = idx and break if count == 0
       end
 
-      if match 
+      if match
         return callbacks[match, methods.size]
       else
         return nil

diff --git a/lib/pdf/reader/text_receiver.rb b/lib/pdf/reader/text_receiver.rb
@@ -9,10 +9,10 @@
 # distribute, sublicense, and/or sell copies of the Software, and to
 # permit persons to whom the Software is furnished to do so, subject to
 # the following conditions:
-# 
+#
 # The above copyright notice and this permission notice shall be
 # included in all copies or substantial portions of the Software.
-# 
+#
 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
@@ -156,7 +156,7 @@ def super_show_text (string)
 
       x = (@tm[2,0]/TS_UNITS_PER_H_CHAR).to_i
       y = (ury - (@tm[2,1]/TS_UNITS_PER_V_CHAR)).to_i
-      
+
       #puts "rendering '#{string}' to #{x}x#{y}"
 
       place = (@output[y] ||= (" " * urx.to_i))

diff --git a/specs/buffer_spec.rb b/specs/buffer_spec.rb
@@ -135,7 +135,7 @@
     buf.token.should eql("James \\(Code Monkey")
     buf.token.should eql(")")
   end
-  
+
   specify "should correctly return an indirect reference" do
     buf = parse_string("aaa 1 0 R bbb")
 

diff --git a/specs/cmap_spec.rb b/specs/cmap_spec.rb
@@ -40,7 +40,7 @@ class PDF::Reader::CMap
     map = PDF::Reader::CMap.new(File.read(filename))
     map.decode(0x0100).should eql(0x0100) # mapped with the bfrange operator
   end
-  
+
   specify "should correctly load a cmap that uses the beginbfrange operator with the array syntax" do
     filename = File.dirname(__FILE__) + "/data/cmap_with_bfrange_three.txt"
     map = PDF::Reader::CMap.new(File.read(filename))

diff --git a/specs/content_spec.rb b/specs/content_spec.rb
@@ -16,7 +16,7 @@ class PDF::Reader::XRef
     # the content class correctly recognises all instructions
     receiver = mock("receiver")
     receiver.should_receive(:begin_text_object).once             # BT
-    receiver.should_receive(:move_text_position).once            # Td 
+    receiver.should_receive(:move_text_position).once            # Td
     receiver.should_receive(:set_text_font_and_size).once        # Tf
     receiver.should_receive(:set_text_rendering_mode).once       # Tr
     receiver.should_receive(:show_text).once                     # Tj
@@ -27,7 +27,7 @@ class PDF::Reader::XRef
 
     # process the instructions
     content = PDF::Reader::Content.new(receiver, nil)
-    content.content_stream(instructions) 
+    content.content_stream(instructions)
   end
 
   specify "should send the correct callbacks when processing instructions containing 2 text blocks" do
@@ -36,7 +36,7 @@ class PDF::Reader::XRef
     # the content class correctly recognises all instructions
     receiver = mock("receiver")
     receiver.should_receive(:begin_text_object).twice            # BT
-    receiver.should_receive(:move_text_position).twice           # Td 
+    receiver.should_receive(:move_text_position).twice           # Td
     receiver.should_receive(:set_text_font_and_size).twice       # Tf
     receiver.should_receive(:set_text_rendering_mode).twice      # Tr
     receiver.should_receive(:show_text).twice                    # Tj
@@ -47,7 +47,7 @@ class PDF::Reader::XRef
 
     # process the instructions
     content = PDF::Reader::Content.new(receiver, nil)
-    content.content_stream(instructions) 
+    content.content_stream(instructions)
   end
 
   specify "should send the correct callbacks when processing instructions containing an inline image" do

diff --git a/specs/data/cmap_with_bfrange.txt b/specs/data/cmap_with_bfrange.txt
@@ -1,4 +1,4 @@
-/CIDInit /ProcSet findresource begin 12 dict begin begincmap /CIDSystemInfo << 
+/CIDInit /ProcSet findresource begin 12 dict begin begincmap /CIDSystemInfo <<
 /Registry (TT1+0) /Ordering (T42UV) /Supplement 0 >> def
 /CMapName /TT1+0 def
 /CMapType 2 def