Class: Assetify::Pathfix

Inherits:
Object
  • Object
show all
Defined in:
lib/assetify/asset/pathfix.rb

Overview

Attempt to fix assets in js/css for #image_url

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(chunk, renderer = :erb, ns = nil) ⇒ Pathfix

Returns a new instance of Pathfix.



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# File 'lib/assetify/asset/pathfix.rb', line 6

def initialize(chunk, renderer = :erb, ns = nil)
  @chunk = chunk
  @renderer = renderer
  @ns = ns
  @images = scan_images
end

Instance Attribute Details

#images ⇒ Object (readonly)

Returns the value of attribute images.



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# File 'lib/assetify/asset/pathfix.rb', line 13

def images
  @images
end

Instance Method Details

#fix ⇒ Object 



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# File 'lib/assetify/asset/pathfix.rb', line 28

def fix
  @images.each do |path|
    @chunk["url(#{path})"] = replace path.split('/').last
  end
  @renderer != :erb ? tmpl_chunk : @chunk
end

#replace(src) ⇒ Object 



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# File 'lib/assetify/asset/pathfix.rb', line 19

def replace(src)
  fpath = @ns ? "#{@ns}/#{src}" : src
  if @renderer == :erb
    "url('<%= image_path('#{fpath}') %>')"
  else
    "image-url('#{fpath}')"
  end
end

#scan_images ⇒ Object 



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# File 'lib/assetify/asset/pathfix.rb', line 15

def scan_images
  @chunk.scan(%r{url\(([a-zA-Z0-9/\_\-\.]*\.\w+)\)}xo).flatten
end

#tmpl_chunk ⇒ Object 



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# File 'lib/assetify/asset/pathfix.rb', line 35

def tmpl_chunk
  require 'sass/css'
  Sass::CSS.new(@chunk).render(@renderer)
rescue Sass::SyntaxError => e
  @error = e
end