21 lines
697 B
Ruby
21 lines
697 B
Ruby
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require 'digest/md5'
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require 'uri/common'
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# A chunk is a pattern of text that can be protected
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# and interrogated by a renderer. Each Chunk class has a
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# +pattern+ that states what sort of text it matches.
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# Chunks are initalized by passing in the result of a
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# match by its pattern.
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module Chunk
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class Abstract
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attr_reader :text
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def initialize(match_data) @text = match_data[0] end
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def pre_mask() "chunk#{self.object_id}start " end
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def post_mask() " chunk#{self.object_id}end" end
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def mask(content) "chunk#{self.object_id}chunk" end
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def revert(content) content.sub!( Regexp.new(mask(content)), text ) end
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def unmask(content) self if revert(content) end
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end
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end
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