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1 | 1 | # Redmine - project management software |
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2 | 2 | # Copyright (C) 2006-2013 Jean-Philippe Lang |
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3 | 3 | # |
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4 | 4 | # This program is free software; you can redistribute it and/or |
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5 | 5 | # modify it under the terms of the GNU General Public License |
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6 | 6 | # as published by the Free Software Foundation; either version 2 |
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7 | 7 | # of the License, or (at your option) any later version. |
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8 | 8 | # |
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9 | 9 | # This program is distributed in the hope that it will be useful, |
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10 | 10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 | 11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 | 12 | # GNU General Public License for more details. |
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13 | 13 | # |
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14 | 14 | # You should have received a copy of the GNU General Public License |
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15 | 15 | # along with this program; if not, write to the Free Software |
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16 | 16 | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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17 | 17 | |
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18 | 18 | module Redmine |
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19 | 19 | module SyntaxHighlighting |
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20 | 20 | |
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21 | 21 | class << self |
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22 | 22 | attr_reader :highlighter |
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23 | delegate :highlight_by_filename, :highlight_by_language, :to => :highlighter | |
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24 | 23 | |
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25 | 24 | def highlighter=(name) |
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26 | 25 | if name.is_a?(Module) |
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27 | 26 | @highlighter = name |
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28 | 27 | else |
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29 | 28 | @highlighter = const_get(name) |
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30 | 29 | end |
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31 | 30 | end |
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31 | ||
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32 | def highlight_by_filename(text, filename) | |
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33 | highlighter.highlight_by_filename(text, filename) | |
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34 | rescue | |
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35 | ERB::Util.h(text) | |
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36 | end | |
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37 | ||
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38 | def highlight_by_language(text, language) | |
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39 | highlighter.highlight_by_language(text, language) | |
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40 | rescue | |
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41 | ERB::Util.h(text) | |
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42 | end | |
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32 | 43 | end |
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33 | 44 | |
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34 | 45 | module CodeRay |
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35 | 46 | require 'coderay' |
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36 | 47 | |
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37 | 48 | class << self |
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38 | 49 | # Highlights +text+ as the content of +filename+ |
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39 | 50 | # Should not return line numbers nor outer pre tag |
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40 | 51 | def highlight_by_filename(text, filename) |
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41 | 52 | language = ::CodeRay::FileType[filename] |
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42 | 53 | language ? ::CodeRay.scan(text, language).html(:break_lines => true) : ERB::Util.h(text) |
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43 | 54 | end |
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44 | 55 | |
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45 | 56 | # Highlights +text+ using +language+ syntax |
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46 | 57 | # Should not return outer pre tag |
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47 | 58 | def highlight_by_language(text, language) |
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48 | 59 | ::CodeRay.scan(text, language).html(:wrap => :span) |
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49 | 60 | end |
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50 | 61 | end |
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51 | 62 | end |
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52 | 63 | end |
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53 | 64 | |
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54 | 65 | SyntaxHighlighting.highlighter = 'CodeRay' |
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55 | 66 | end |
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