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require 'digest/sha1'
module SimpleCaptcha #:nodoc
module Utils #:nodoc
# Execute command with params and return output if exit status equal expected_outcodes
def self.run(cmd, params = "", expected_outcodes = 0)
command = %Q[#{cmd} #{params}].gsub(/\s+/, " ")
command = "#{command} 2>&1"
unless (image_magick_path = SimpleCaptcha.image_magick_path).blank?
command = File.join(image_magick_path, command)
end
output = `#{command}`
unless [expected_outcodes].flatten.include?($?.exitstatus)
raise ::StandardError, "Error while running #{cmd}: #{output}"
end
output
end
def self.simple_captcha_value(key) #:nodoc
SimpleCaptchaData.get_data(key).value rescue nil
end
def self.simple_captcha_passed!(key) #:nodoc
SimpleCaptchaData.remove_data(key)
end
def self.generate_key(*args)
args << (Time.now.to_f * 1_000_000_000).to_s
Digest::SHA1.hexdigest(args.join)
end
end
end
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