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module Foreman
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class Exception < ::StandardError
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def initialize message, *params
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@message = message
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@params = params
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end
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def self.calculate_error_code classname, message
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return 'ERF00-0000' if classname.nil? or message.nil?
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basename = classname.split(':').last
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class_hash = Zlib::crc32(basename) % 100
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msg_hash = Zlib::crc32(message) % 10000
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sprintf "ERF%02d-%04d", class_hash, msg_hash
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end
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def code
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@code ||= Exception.calculate_error_code self.class.name, @message
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@code
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end
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def message_untranslated
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@message
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end
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def message
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# make sure it works without gettext too
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if Kernel.respond_to? :_
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translated_msg = _(@message) % @params
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else
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# use plain ruby interpolation
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translated_msg = @message % @params
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end
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"#{code} [#{self.class.name}]: #{translated_msg}"
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end
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def to_s
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message
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end
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end
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class FingerprintException < Exception
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def fingerprint
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@params[0]
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end
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end
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class CyclicGraphException < ::ActiveRecord::RecordInvalid
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end
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end
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