Sha256: f55f58bf03b188e8da4caca20055c176b4c83d4bb3fc0d63fd22f51b8a50e3c9
Contents?: true
Size: 1.01 KB
Versions: 8
Compression:
Stored size: 1.01 KB
Contents
require 'rqrcode'
module RhetButler
module Web
class QrDisplayApp
def initialize(files, path)
@config = files.aspect_config(:presenter)
@templates = files.aspect_templates(:presenter)
@path = path
end
attr_reader :template_handler
QRItem = Struct.new(:qr, :view_url, :presenter_url)
def call(env)
url = [env["rack.url_scheme"], "://"]
if env["HTTP_HOST"].nil? or env["HTTP_HOST"].empty?
url << env["SERVER_NAME"]
url << ":"
url << env["SERVER_PORT"]
else
url << env["HTTP_HOST"]
end
view_url = url.join("") + "/"
url << @path
url = url.join("")
qr = RQRCode::QRCode.new(url, :size => 5)
mime_type = "text/html"
qr_item = QRItem.new(qr, view_url, url)
generator = HTMLGenerator.new(@config, @templates)
[200, {'Content-Type' => mime_type}, [
generator.render("presenter-qr.html", qr_item)
]]
end
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems