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#!/usr/local/bin/ruby
#
# Get CGI String
#
# EXAMPLE:
# require "cgi-lib.rb"
# foo = CGI.new
# foo['field'] <== value of 'field'
# foo.keys <== array of fields
# foo.inputs <== hash of { <field> => <value> }
class CGI
attr("inputs")
def initialize
str = if ENV['REQUEST_METHOD'] == "GET"
ENV['QUERY_STRING']
elsif ENV['REQUEST_METHOD'] == "POST"
$stdin.read ENV['CONTENT_LENGTH'].to_i
else
""
end
arr = str.split(/&/)
@inputs = {}
arr.each do |x|
x.gsub!(/\+/, ' ')
key, val = x.split(/=/, 2)
val = "" unless val
key.gsub!(/%(..)/) { [$1.hex].pack("c") }
val.gsub!(/%(..)/) { [$1.hex].pack("c") }
@inputs[key] += "\0" if @inputs[key]
@inputs[key] += val
end
end
def keys
@inputs.keys
end
def [](key)
@inputs[key]
end
def CGI.message(msg, title = "")
print "Content-type: text/html\n\n"
print "<html><head><title>"
print title
print "</title></head><body>\n"
print msg
print "</body></html>\n"
TRUE
end
end
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