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Contents
# encoding: ASCII-8BIT
require 'spf/util'
module SPF
class MacroString
def self.default_split_delimiters
'.'
end
def self.default_join_delimiter
'.'
end
def self.uri_unreserved_chars
'A-Za-z0-9\-._~'
end
def initialize(options = {})
super()
@text = options[:text] \
or raise ArgumentError, "Missing required 'text' option"
@server = options[:server]
@request = options[:request]
@expanded = nil
self.expand
end
attr_reader :text, :server, :request
def context(server, request)
valid_context(true, server, request)
@server = server
@request = request
@expanded = nil
return
end
def expand(context = nil)
return @expanded if @expanded
return nil unless @text
return (@expanded = @text) unless @text =~ /%/
# Short-circuit expansion if text has no '%' characters.
expanded = ''
# TODO
return (@expanded = @text)
end
def to_s
if valid_context(false)
return expand
else
return @text
end
end
def valid_context(required, server = self.server, request = self.request)
if not SPF::Server === server
raise MacroExpansionCtxRequired, 'SPF server object required' if required
return false
end
if not SPF::Request === request
raise MacroExpansionCtxRequired, 'SPF request object required' if required
return false
end
return true
end
end
end
# vim:sw=2 sts=2
Version data entries
7 entries across 7 versions & 1 rubygems