Class: Dassets::AssetFile

Inherits:
Object
  • Object
show all
Defined in:
lib/dassets/asset_file.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(digest_path) ⇒ AssetFile

Returns a new instance of AssetFile.



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# File 'lib/dassets/asset_file.rb', line 10

def initialize(digest_path)
  @digest_path = digest_path
  @dirname  = File.dirname(@digest_path)
  @extname  = File.extname(@digest_path)
  @basename = File.basename(@digest_path, @extname)
  @source_proxy = Dassets::SourceProxy.new(@digest_path, {
    :content_cache     => Dassets.config.content_cache,
    :fingerprint_cache => Dassets.config.fingerprint_cache
  })
end

Instance Attribute Details

#basename ⇒ Object (readonly)

Returns the value of attribute basename.



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# File 'lib/dassets/asset_file.rb', line 8

def basename
  @basename
end

#digest_path ⇒ Object (readonly)

Returns the value of attribute digest_path.



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# File 'lib/dassets/asset_file.rb', line 8

def digest_path
  @digest_path
end

#dirname ⇒ Object (readonly)

Returns the value of attribute dirname.



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# File 'lib/dassets/asset_file.rb', line 8

def dirname
  @dirname
end

#extname ⇒ Object (readonly)

Returns the value of attribute extname.



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# File 'lib/dassets/asset_file.rb', line 8

def extname
  @extname
end

#source_proxy ⇒ Object (readonly)

Returns the value of attribute source_proxy.



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# File 'lib/dassets/asset_file.rb', line 8

def source_proxy
  @source_proxy
end

Instance Method Details

#==(other_asset_file) ⇒ Object 



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# File 'lib/dassets/asset_file.rb', line 67

def ==(other_asset_file)
  other_asset_file.kind_of?(Dassets::AssetFile) &&
  self.digest_path == other_asset_file.digest_path &&
  self.fingerprint == other_asset_file.fingerprint
end

#content ⇒ Object 



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# File 'lib/dassets/asset_file.rb', line 39

def content
  return nil if !self.exists?
  @source_proxy.content
end

#digest! ⇒ Object 



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# File 'lib/dassets/asset_file.rb', line 21

def digest!
  return if !self.exists?
  Dassets.config.file_store.save(self.url){ self.content }
end

#exists? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dassets/asset_file.rb', line 63

def exists?
  @source_proxy.exists?
end

#fingerprint ⇒ Object 



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# File 'lib/dassets/asset_file.rb', line 34

def fingerprint
  return nil if !self.exists?
  @source_proxy.fingerprint
end

#mime_type ⇒ Object 



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# File 'lib/dassets/asset_file.rb', line 54

def mime_type
  return nil if !self.exists?
  Rack::Mime.mime_type(@extname)
end

#mtime ⇒ Object 



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# File 'lib/dassets/asset_file.rb', line 44

def mtime
  return nil if !self.exists?
  @source_proxy.mtime.httpdate
end

#response_headers ⇒ Object 



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# File 'lib/dassets/asset_file.rb', line 59

def response_headers
  @source_proxy.response_headers
end

#size ⇒ Object 



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# File 'lib/dassets/asset_file.rb', line 49

def size
  return nil if !self.exists?
  Rack::Utils.bytesize(self.content)
end

#url ⇒ Object Also known as: href 



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# File 'lib/dassets/asset_file.rb', line 26

def url
  path_basename = "#{@basename}-#{self.fingerprint}#{@extname}"
  path = File.join(@dirname, path_basename).sub(/^\.\//, '').sub(/^\//, '')
  "#{dassets_base_url}/#{path}"
end