Class: Resourceful::Header

Inherits:
Hash
  • Object
show all
Defined in:
lib/resourceful/header.rb

Constant Summary collapse

HEADERS = 
%w[
  Accept
  Accept-Charset
  Accept-Encoding
  Accept-Language
  Accept-Ranges
  Age
  Allow
  Authorization
  Cache-Control
  Connection
  Content-Encoding
  Content-Language
  Content-Length
  Content-Location
  Content-MD5
  Content-Range
  Content-Type
  Date
  ETag
  Expect
  Expires
  From
  Host
  If-Match
  If-Modified-Since
  If-None-Match
  If-Range
  If-Unmodified-Since
  Keep-Alive
  Last-Modified
  Location
  Max-Forwards
  Pragma
  Proxy-Authenticate
  Proxy-Authorization
  Range
  Referer
  Retry-After
  Server
  TE
  Trailer
  Transfer-Encoding
  Upgrade
  User-Agent
  Vary
  Via
  Warning
  WWW-Authenticate
]
HOP_BY_HOP_HEADERS = 
[
  CONNECTION,
  KEEP_ALIVE,
  PROXY_AUTHENTICATE,
  PROXY_AUTHORIZATION,
  TE,
  TRAILER,
  TRANSFER_ENCODING,
  UPGRADE
].freeze
NON_MODIFIABLE_HEADERS = 
[
  CONTENT_LOCATION,
  CONTENT_MD5,
  ETAG,
  LAST_MODIFIED,
  EXPIRES
].freeze

Instance Method Summary collapse

Constructor Details

#initialize(hash = {}) ⇒ Header

Returns a new instance of Header.



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# File 'lib/resourceful/header.rb', line 5

def initialize(hash={})
  hash.each { |k, v| self[k] = v }
end

Instance Method Details

#[](k) ⇒ Object 



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# File 'lib/resourceful/header.rb', line 13

def [](k)
  super capitalize(k)
end

#[]=(k, v) ⇒ Object 



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# File 'lib/resourceful/header.rb', line 17

def []=(k, v)
  super capitalize(k), v
end

#capitalize(k) ⇒ Object 



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# File 'lib/resourceful/header.rb', line 25

def capitalize(k)
  k.to_s.downcase.gsub(/^.|[-_\s]./) { |x| x.upcase }.gsub('_', '-')
end

#each_field(&blk) ⇒ Object 



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# File 'lib/resourceful/header.rb', line 29

def each_field(&blk)
  to_hash.each { |k,v|
    blk.call capitalize(k), v
  }
end

#has_key?(k) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/resourceful/header.rb', line 21

def has_key?(k)
  super capitalize(k)
end

#to_hash ⇒ Object 



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# File 'lib/resourceful/header.rb', line 9

def to_hash
  {}.replace(self)
end