Module: Petit::RackHelper

Defined in:
lib/petit/rack_helper.rb

Class Method Summary collapse

Class Method Details

.cached(headers = {}, max_age = 7200) ⇒ Object

Appends HTTP cache headers to the hash

headers - Hash http headers
max_age - Cache expire maximum age (default: 7200)

Returns a Hash



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# File 'lib/petit/rack_helper.rb', line 44

def cached(headers={}, max_age = 7200)
  headers.merge({'Cache-Control' => "max-age=#{max_age}, public"})
end

.redirect_headers(url) ⇒ Object

Generates a CGI-like redirect header hash for the given url

+url+ redirect url

Returns an array



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# File 'lib/petit/rack_helper.rb', line 31

def redirect_headers(url)
  {
    "Content-Type" => "text/plain",
    "Location" => url
  }
end

.redirect_response(url) ⇒ Object

Generates a three part cached response for redirects with the url provided

Example:

RackHelper.redirect_response("http://foo.com")
# above will return:
# [ 301,
#   {
#     "Content-Type" => "text/plain",
#     "Location" => "http://foo.com",
#     "Cache-Control" => "max-age=7200, public"
#   },
#   [""]
#  ]

Returns an array



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# File 'lib/petit/rack_helper.rb', line 22

def redirect_response(url)
  [301, cached(redirect_headers(url)), [""]]
end