61 lines
1.2 KiB
Ruby
61 lines
1.2 KiB
Ruby
# A very simple formatter for imported emails
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class EmailCook
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def self.url_regexp
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/^((?:https?:(?:\/{1,3}|[a-z0-9%])|www\d{0,3}[.])(?:[^\s()<>]+|\([^\s()<>]+\))+(?:\([^\s()<>]+\)|[^`!()\[\]{};:'".,<>?«»“”‘’\s]))/
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end
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def initialize(raw)
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@raw = raw
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end
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def cook
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result = ""
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in_text = false
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in_quote = false
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quote_buffer = ""
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@raw.each_line do |l|
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if l =~ /^\s*>/
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in_quote = true
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quote_buffer << l.sub(/^[\s>]*/, '') << "<br>"
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elsif in_quote
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result << "<blockquote>#{quote_buffer}</blockquote>"
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quote_buffer = ""
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in_quote = false
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else
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sz = l.size
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l.scan(EmailCook.url_regexp).each do |m|
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url = m[0]
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l.gsub!(url, "<a href='#{url}'>#{url}</a>")
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end
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result << l
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if sz < 60
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result << "<br>"
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if in_text
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result << "<br>"
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end
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in_text = false
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else
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in_text = true
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end
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end
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end
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if in_quote
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result << "<blockquote>#{quote_buffer}</blockquote>"
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end
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result.gsub!(/(<br>\n*){3,10}/, '<br><br>')
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result
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end
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end
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