/usr/share/doc/ruby1.8-examples/examples/erb/erb4html.rb is in ruby1.8-examples 1.8.7.352-2ubuntu1.6.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 | require 'erb'
class ERB
class ERBString < String
def to_s; self; end
def erb_concat(s)
if self.class === s
concat(s)
else
concat(erb_quote(s))
end
end
def erb_quote(s); s; end
end
end
class ERB4Html < ERB
def self.quoted(s)
HtmlString.new(s)
end
class HtmlString < ERB::ERBString
def erb_quote(s)
ERB::Util::html_escape(s)
end
end
def set_eoutvar(compiler, eoutvar = '_erbout')
compiler.put_cmd = "#{eoutvar}.concat"
compiler.insert_cmd = "#{eoutvar}.erb_concat"
cmd = []
cmd.push "#{eoutvar} = ERB4Html.quoted('')"
compiler.pre_cmd = cmd
cmd = []
cmd.push(eoutvar)
compiler.post_cmd = cmd
end
end
if __FILE__ == $0
page = <<EOP
<title><%=title%></title>
<p><%=para%></p>
EOP
erb = ERB4Html.new(page)
title = "<auto-quote>"
para = "<quoted>"
puts erb.result
title = "<auto-quote>"
para = ERB4Html.quoted("<quoted>")
puts erb.result
end
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