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require 'cgi'
class CGI
# Create an hidden input field through which an object can can be marshalled.
# This makes it very easy to pass from data betwenn requests.
def marshal_to_cgi(name, iobj)
data = CGI.escape(Marshal.dump(iobj))
return %Q{<input type="hidden" name="__#{name}__" value="#{data}"/>\n}
end
# Create an hidden input field through which an object can can be marshalled.
# This makes it very easy to pass from data between requests.
def marshal_from_cgi(name)
if self.params.has_key?("__#{name}__")
return Marshal.load(CGI.unescape(self["__#{name}__"][0]))
end
end
# TODO: Rename CGI#esc ?
# TODO: Are these two good enough to replace CGI.escape?
# Return an html "safe" version of the string,
# where every &, < and > are replaced with appropriate entities.
def esc(str)
str.gsub(/&/,'&').gsub(/</,'<').gsub(/>/,'>')
end
# Calls #esc, and then further replaces carriage returns and quote characters with entities.
def escformat(str)
esc(str).gsub(/[\r\n]+/,' ').gsub(%r|"|,'"').gsub(%r|'|,''')
end
class << self
alias :escape_html :escapeHTML
alias :unescape_html :unescapeHTML
alias :escape_element :escapeElement
alias :unescape_element :unescapeElement
end
end
# Copyright (c) 2005 Thomas Sawyer (Ruby License)
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7 entries across 6 versions & 1 rubygems