80 lines
2.7 KiB
Ruby
80 lines
2.7 KiB
Ruby
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require 'redcloth'
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module Redmine
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module WikiFormatting
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private
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class TextileFormatter < RedCloth
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RULES = [:inline_auto_link, :inline_auto_mailto, :textile ]
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def initialize(*args)
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super
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self.hard_breaks=true
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end
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def to_html
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super(*RULES).to_s
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end
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private
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# Patch for RedCloth. Fixed in RedCloth r128 but _why hasn't released it yet.
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# <a href="http://code.whytheluckystiff.net/redcloth/changeset/128">http://code.whytheluckystiff.net/redcloth/changeset/128</a>
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def hard_break( text )
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text.gsub!( /(.)\n(?!\n|\Z| *([#*=]+(\s|$)|[{|]))/, "\\1<br />" ) if hard_breaks
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end
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AUTO_LINK_RE = %r{
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( # leading text
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<\w+.*?>| # leading HTML tag, or
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[^=<>!:'"/]| # leading punctuation, or
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^ # beginning of line
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)
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(
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(?:https?://)| # protocol spec, or
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(?:www\.) # www.*
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)
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(
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[-\w]+ # subdomain or domain
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(?:\.[-\w]+)* # remaining subdomains or domain
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(?::\d+)? # port
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(?:/(?:(?:[~\w\+%-]|(?:[,.;:][^\s$]))+)?)* # path
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(?:\?[\w\+%&=.;-]+)? # query string
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(?:\#[\w\-]*)? # trailing anchor
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)
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([[:punct:]]|\s|<|$) # trailing text
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}x unless const_defined?(:AUTO_LINK_RE)
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# Turns all urls into clickable links (code from Rails).
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def inline_auto_link(text)
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text.gsub!(AUTO_LINK_RE) do
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all, a, b, c, d = $&, $1, $2, $3, $4
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if a =~ /<a\s/i || a =~ /![<>=]?/
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# don't replace URL's that are already linked
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# and URL's prefixed with ! !> !< != (textile images)
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all
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else
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text = b + c
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%(#{a}<a href="#{b=="www."?"http://www.":b}#{c}">#{text}</a>#{d})
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end
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end
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end
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# Turns all email addresses into clickable links (code from Rails).
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def inline_auto_mailto(text)
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text.gsub!(/([\w\.!#\$%\-+.]+@[A-Za-z0-9\-]+(\.[A-Za-z0-9\-]+)+)/) do
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text = $1
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%{<a href="mailto:#{$1}" class="email">#{text}</a>}
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end
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end
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end
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public
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def self.to_html(text, options = {})
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TextileFormatter.new(text).to_html
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end
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end
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end
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