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Versions: 32
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Contents
module Slideshow
module Syntax
module ShHelper
# sh option defaults
SH_LANG = 'ruby'
SH_LINE_NUMBERS = 'true'
def sh_worker( code, opts )
lang = opts.fetch( :lang, headers.get( 'code-language', SH_LANG ))
line_numbers_value = opts.fetch( :line_numbers, headers.get( 'code-line-numbers', SH_LINE_NUMBERS ))
line_numbers = (line_numbers_value =~ /true|yes|on/i) ? true : false
# note: code gets highlighted at runtime in client (using JavaScript)
code_highlighted = CGI::escapeHTML( code )
css_class = 'code'
css_class_opt = opts.fetch( :class, nil ) # large, small, tiny, etc.
css_class << " #{css_class_opt}" if css_class_opt # e.g. use/allow multiple classes -> code small, code large, etc.
out = %{<div class='#{css_class}'><pre class='brush: #{lang} toolbar: false gutter: #{line_numbers ? 'true' : 'false'}'>}
out << code_highlighted
out << %{</pre></div>\n}
name = opts.fetch( :name, nil )
txmt_value = opts.fetch( :txmt, headers.code_txmt )
txmt = (txmt_value =~ /true|yes|on/i) ? true : false
# add optional href link for textmate
if name
out << %{<div class="codeurl">}
out << %{<a href="txmt://open?url=file://#{File.expand_path(name)}">} if txmt
out << name
out << %{</a>} if txmt
out << %{</div>\n}
end
return out
end
def sv( *args, &blk )
# check for optional hash for options
opts = args.last.kind_of?(Hash) ? args.pop : {}
code = capture_erb(&blk)
return if code.empty?
code_highlighted = sv_worker( code, opts )
concat_erb( guard_block( code_highlighted ), blk.binding )
return
end
end # module ShHelper
end # module Syntax
end # module Slideshow
class Slideshow::Gen
include Slideshow::Syntax::ShHelper
end
Version data entries
32 entries across 32 versions & 1 rubygems