71 lines
1.8 KiB
Ruby
71 lines
1.8 KiB
Ruby
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module WikiCloth
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class WikiBuffer::Link < WikiBuffer
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def initialize(data="",options={})
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super(data,options)
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@in_quotes = false
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end
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def internal_link
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@internal_link ||= false
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end
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def to_s
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link_handler = @options[:link_handler]
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unless self.internal_link
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return link_handler.external_link("#{params[0]}".strip, "#{params[1]}".strip)
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else
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case
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when params[0] =~ /^:(.*)/
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return link_handler.link_for(params[0],params[1])
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when params[0] =~ /^\s*([a-zA-Z0-9-]+)\s*:(.*)$/
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return link_handler.link_for_resource($1,$2,params[1..-1])
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else
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return link_handler.link_for(params[0],params[1])
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end
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end
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end
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protected
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def internal_link=(val)
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@internal_link = (val == true ? true : false)
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end
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def new_char()
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case
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# check if this link is internal or external
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when previous_char.blank? && current_char == '['
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self.internal_link = true
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# Marks the beginning of another paramater for
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# the current object
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when current_char == '|' && self.internal_link == true && @in_quotes == false
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self.current_param = self.data
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self.data = ""
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self.params << ""
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# URL label
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when current_char == ' ' && self.internal_link == false && params[1].nil? && !self.data.blank?
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self.current_param = self.data
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self.data = ""
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self.params << ""
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# end of link
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when current_char == ']' && ((previous_char == ']' && self.internal_link == true) || self.internal_link == false) && @in_quotes == false
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self.data.chop! if self.internal_link == true
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self.current_param = self.data
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self.data = ""
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return false
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else
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self.data += current_char unless current_char == ' ' && self.data.blank?
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end
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return true
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end
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end
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end
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