Module: ResponsiveImage::Helpers

Defined in:
lib/responsive_image/helpers.rb

Class Method Summary collapse

Class Method Details

.create_picture(image, options = {}) ⇒ Object 



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# File 'lib/responsive_image/helpers.rb', line 3

def self.create_picture(image, options = {})
  extension = File.extname(image)
  filename = File.basename(image, extension)

  if options[:config]
    ResponsiveImage.media_types = options[:config]
  end

  if options[:host]
    ResponsiveImage.host = options[:host]
  end

  element = ""
  element = "<picture>"
  element << "<!--[if IE 9]><video style='display: none;'><![endif]-->"
  ResponsiveImage.media_types.each do |source|
    srcfile = "#{filename}-#{source[:filename_suffix]}#{extension}"
    element << "<source srcset='#{ResponsiveImage.host}#{image_url(srcfile)}' media='#{source[:media_query]}'>"
  end
  element << "<!--[if IE 9]></video><![endif]-->"
  element << "<img srcset='#{ResponsiveImage.host}#{image_url(image)}' class='#{options[:html] ? options[:html][:class] : nil}' alt='#{options[:html] ? options[:html][:alt] : nil}'>"
  element << "</picture>"
  element
end

.image_url(image) ⇒ Object 



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# File 'lib/responsive_image/helpers.rb', line 28

def self.image_url(image)
  "images/#{image}"
end