Class: Fewer::Engines::Abstract

Inherits:
Object
  • Object
show all
Defined in:
lib/fewer/engines/abstract.rb

Direct Known Subclasses

Css, Js, Less

Constant Summary collapse

SANITISE_REGEXP = 
/\.?\.#{File::Separator}/

Class Attribute Summary collapse

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(root, paths, options = {}) ⇒ Abstract

Returns a new instance of Abstract.



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# File 'lib/fewer/engines/abstract.rb', line 14

def initialize(root, paths, options = {})
  @root = root.to_s
  @paths = paths
  @options = options
  sanitise_paths!
  check_paths!
end

Class Attribute Details

.content_type ⇒ Object

Returns the value of attribute content_type.



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# File 'lib/fewer/engines/abstract.rb', line 9

def content_type
  @content_type
end

.extension ⇒ Object

Returns the value of attribute extension.



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# File 'lib/fewer/engines/abstract.rb', line 9

def extension
  @extension
end

Instance Attribute Details

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/fewer/engines/abstract.rb', line 12

def options
  @options
end

#paths ⇒ Object (readonly)

Returns the value of attribute paths.



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# File 'lib/fewer/engines/abstract.rb', line 12

def paths
  @paths
end

#root ⇒ Object (readonly)

Returns the value of attribute root.



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# File 'lib/fewer/engines/abstract.rb', line 12

def root
  @root
end

Instance Method Details

#encoded ⇒ Object 



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# File 'lib/fewer/engines/abstract.rb', line 22

def encoded
  Serializer.encode(root, paths)
end

#etag ⇒ Object 



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# File 'lib/fewer/engines/abstract.rb', line 32

def etag
  # MD5 for concatenation of all files
  Digest::MD5.hexdigest(source)
end

#mtime ⇒ Object 



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# File 'lib/fewer/engines/abstract.rb', line 26

def mtime
  paths.map { |path|
    File.mtime(path)
  }.max || Time.now
end

#read ⇒ Object 



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# File 'lib/fewer/engines/abstract.rb', line 37

def read
  source
end

#source ⇒ Object 



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# File 'lib/fewer/engines/abstract.rb', line 41

def source
  @source ||= paths.map { |path|
    File.read(path)
  }.join("\n")
end