Class: Sprockets::StaticCompiler

Inherits:

Object

• Object
• Sprockets::StaticCompiler

show all

Defined in:

actionpack/lib/sprockets/static_compiler.rb

Instance Attribute Summary (collapse)

• - (Object) env

  Returns the value of attribute env.

• - (Object) paths

  Returns the value of attribute paths.

• - (Object) target

  Returns the value of attribute target.

Instance Method Summary (collapse)

• - (Object) compile
• - (Boolean) compile_path?(logical_path)
• - (StaticCompiler) initialize(env, target, paths, options = {}) constructor

  A new instance of StaticCompiler.

• - (Object) path_for(asset)
• - (Object) write_asset(asset)
• - (Object) write_manifest(manifest)

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# File 'actionpack/lib/sprockets/static_compiler.rb', line 7

def initialize(env, target, paths, options = {})
  @env = env
  @target = target
  @paths = paths
  @digest = options.key?(:digest) ? options.delete(:digest) : true
  @manifest = options.key?(:manifest) ? options.delete(:manifest) : true
  @manifest_path = options.delete(:manifest_path) || target
end

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# File 'actionpack/lib/sprockets/static_compiler.rb', line 5

def env
  @env
end

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# File 'actionpack/lib/sprockets/static_compiler.rb', line 5

def paths
  @paths
end

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# File 'actionpack/lib/sprockets/static_compiler.rb', line 5

def target
  @target
end

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# File 'actionpack/lib/sprockets/static_compiler.rb', line 16

def compile
  manifest = {}
  env.each_logical_path do |logical_path|
    if File.basename(logical_path)[/[^\.]+/, 0] == 'index'
      logical_path.sub!(/\/index\./, '.')
    end
    next unless compile_path?(logical_path)
    if asset = env.find_asset(logical_path)
      manifest[logical_path] = write_asset(asset)
    end
  end
  write_manifest(manifest) if @manifest
end

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# File 'actionpack/lib/sprockets/static_compiler.rb', line 46

def compile_path?(logical_path)
  paths.each do |path|
    case path
    when Regexp
      return true if path.match(logical_path)
    when Proc
      return true if path.call(logical_path)
    else
      return true if File.fnmatch(path.to_s, logical_path)
    end
  end
  false
end

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# File 'actionpack/lib/sprockets/static_compiler.rb', line 60

def path_for(asset)
  @digest ? asset.digest_path : asset.logical_path
end

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# File 'actionpack/lib/sprockets/static_compiler.rb', line 37

def write_asset(asset)
  path_for(asset).tap do |path|
    filename = File.join(target, path)
    FileUtils.mkdir_p File.dirname(filename)
    asset.write_to(filename)
    asset.write_to("#{filename}.gz") if filename.to_s =~ /\.(css|js)$/
  end
end

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# File 'actionpack/lib/sprockets/static_compiler.rb', line 30

def write_manifest(manifest)
  FileUtils.mkdir_p(@manifest_path)
  File.open("#{@manifest_path}/manifest.yml", 'wb') do |f|
    YAML.dump(manifest, f)
  end
end