end of day commit

lib/rqrcode-rails3.rb

@@ -0,0 +1,31 @@
+require 'action_controller'
+require 'rqrcode'
+require 'rqrcode-rails3/size_calculator.rb'
+require 'rqrcode-rails3/renderers/svg.rb'
+
+module RQRCode
+  Mime::Type.register "image/svg+xml", :svg unless Mime::Type.lookup_by_extension(:svg)
+  Mime::Type.register "image/png",     :png unless Mime::Type.lookup_by_extension(:png)
+  
+  extend SizeCalculator
+  
+  ActionController::Renderers.add :qrcode do |string, options|
+    format = self.request.format.symbol
+    size   = options[:size]  || RQRCode.minimum_qr_size_from_string(string)
+    level  = options[:level] || :h
+    
+    qrcode = RQRCode::QRCode.new(string, :size => size, :level => level)
+    svg    = RQRCode::Renderers::SVG::render(qrcode, options)
+    
+    data = \
+    if format == :png
+      image = MiniMagick::Image.read(svg) { |i| i.format "svg" }
+      image.format "png"
+      png = image.to_blob
+    else
+      svg
+    end
+    
+    self.response_body = render_to_string(:text => data, :template => nil)
+  end
+end