Class: Embarista::ManifestBuilder

Inherits:
Object
  • Object
show all
Includes:
FileUtils
Defined in:
lib/embarista/manifest_builder.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(opts = {}) ⇒ ManifestBuilder

Returns a new instance of ManifestBuilder.



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# File 'lib/embarista/manifest_builder.rb', line 10

def initialize(opts={})
  @root = Pathname.new(opts[:root] || Dir.getwd).expand_path
  @document_root = Pathname.new(opts[:document_root] || 'public').expand_path(@root)
  @tmp = Pathname.new(opts[:tmp] || 'tmp').expand_path(@root)
  @tmp_document_root =  @tmp + @document_root.relative_path_from(@root)
  @manifest = opts[:manifest] || {}
  @version = opts[:version]
end

Instance Attribute Details

#document_root ⇒ Object (readonly)

Returns the value of attribute document_root.



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# File 'lib/embarista/manifest_builder.rb', line 8

def document_root
  @document_root
end

#manifest ⇒ Object (readonly)

Returns the value of attribute manifest.



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# File 'lib/embarista/manifest_builder.rb', line 8

def manifest
  @manifest
end

#root ⇒ Object (readonly)

Returns the value of attribute root.



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# File 'lib/embarista/manifest_builder.rb', line 8

def root
  @root
end

#tmp ⇒ Object (readonly)

Returns the value of attribute tmp.



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# File 'lib/embarista/manifest_builder.rb', line 8

def tmp
  @tmp
end

#tmp_document_root ⇒ Object (readonly)

Returns the value of attribute tmp_document_root.



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# File 'lib/embarista/manifest_builder.rb', line 8

def tmp_document_root
  @tmp_document_root
end

#version ⇒ Object (readonly)

Returns the value of attribute version.



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# File 'lib/embarista/manifest_builder.rb', line 8

def version
  @version
end

Instance Method Details

#add(path, path_from_document_root = nil) ⇒ Object

Pass in the file to be versioned and staged in the tmp document root.



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# File 'lib/embarista/manifest_builder.rb', line 20

def add(path, path_from_document_root=nil)
  full_path = Pathname.new(path).expand_path(root)
  path_from_document_root = Pathname.new(path_from_document_root || full_path.relative_path_from(document_root))
  relative_dir = path_from_document_root.dirname

  md5 = Digest::MD5.file(full_path).hexdigest
  ext = full_path.extname
  name_without_ext = full_path.basename.to_s.chomp(ext)
  suffix = "-#{md5}"
  suffix = "-#{version}#{suffix}" if version
  versioned_file = "#{name_without_ext}#{suffix}#{ext}"

  versioned_path_from_document_root = relative_dir + versioned_file
  versioned_full_path = tmp_document_root + versioned_path_from_document_root

  mkdir_p versioned_full_path.dirname
  cp full_path, versioned_full_path

  http_path =           '/' + path_from_document_root.to_s
  versioned_http_path = '/' + versioned_path_from_document_root.to_s

  manifest[http_path] = versioned_http_path
end