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57 lines
1.8 KiB
57 lines
1.8 KiB
6 years ago
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# Redmine - project management software
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# Copyright (C) 2006-2013 Jean-Philippe Lang
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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module Redmine
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module SyntaxHighlighting
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class << self
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attr_reader :highlighter
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delegate :highlight_by_filename, :highlight_by_language, :to => :highlighter
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def highlighter=(name)
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if name.is_a?(Module)
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@highlighter = name
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else
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@highlighter = const_get(name)
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end
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end
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end
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module CodeRay
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require 'coderay'
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require 'coderay/helpers/file_type'
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class << self
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# Highlights +text+ as the content of +filename+
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# Should not return line numbers nor outer pre tag
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def highlight_by_filename(text, filename)
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language = ::CodeRay::FileType[filename]
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language ? ::CodeRay.scan(text, language).html(:break_lines => true) : ERB::Util.h(text)
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end
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# Highlights +text+ using +language+ syntax
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# Should not return outer pre tag
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def highlight_by_language(text, language)
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::CodeRay.scan(text, language).html(:wrap => :span)
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end
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end
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end
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end
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SyntaxHighlighting.highlighter = 'CodeRay'
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end
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