Mercurial > hg
annotate hgext/highlight/__init__.py @ 10127:d8214e944b84
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author | Patrick Mezard <pmezard@gmail.com> |
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date | Wed, 23 Dec 2009 19:31:47 +0100 |
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1 # highlight - syntax highlighting in hgweb, based on Pygments |
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2 # |
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3 # Copyright 2008, 2009 Patrick Mezard <pmezard@gmail.com> and others |
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4 # |
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5 # This software may be used and distributed according to the terms of the |
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6 # GNU General Public License version 2, incorporated herein by reference. |
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7 # |
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8 # The original module was split in an interface and an implementation |
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9 # file to defer pygments loading and speedup extension setup. |
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10 |
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11 """syntax highlighting for hgweb (requires Pygments) |
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12 |
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13 It depends on the Pygments syntax highlighting library: |
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14 http://pygments.org/ |
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15 |
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16 There is a single configuration option:: |
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17 |
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18 [web] |
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19 pygments_style = <style> |
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20 |
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21 The default is 'colorful'. |
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22 """ |
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23 |
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24 import highlight |
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25 from mercurial.hgweb import webcommands, webutil, common |
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26 from mercurial import extensions, encoding |
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27 |
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28 def filerevision_highlight(orig, web, tmpl, fctx): |
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29 mt = ''.join(tmpl('mimetype', encoding=encoding.encoding)) |
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30 # only pygmentize for mimetype containing 'html' so we both match |
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31 # 'text/html' and possibly 'application/xhtml+xml' in the future |
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32 # so that we don't have to touch the extension when the mimetype |
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33 # for a template changes; also hgweb optimizes the case that a |
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34 # raw file is sent using rawfile() and doesn't call us, so we |
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35 # can't clash with the file's content-type here in case we |
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36 # pygmentize a html file |
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37 if 'html' in mt: |
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38 style = web.config('web', 'pygments_style', 'colorful') |
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39 highlight.pygmentize('fileline', fctx, style, tmpl) |
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40 return orig(web, tmpl, fctx) |
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41 |
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42 def annotate_highlight(orig, web, req, tmpl): |
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43 mt = ''.join(tmpl('mimetype', encoding=encoding.encoding)) |
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44 if 'html' in mt: |
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45 fctx = webutil.filectx(web.repo, req) |
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46 style = web.config('web', 'pygments_style', 'colorful') |
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47 highlight.pygmentize('annotateline', fctx, style, tmpl) |
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48 return orig(web, req, tmpl) |
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49 |
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50 def generate_css(web, req, tmpl): |
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51 pg_style = web.config('web', 'pygments_style', 'colorful') |
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52 fmter = highlight.HtmlFormatter(style = pg_style) |
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53 req.respond(common.HTTP_OK, 'text/css') |
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54 return ['/* pygments_style = %s */\n\n' % pg_style, fmter.get_style_defs('')] |
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55 |
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56 def extsetup(): |
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57 # monkeypatch in the new version |
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58 extensions.wrapfunction(webcommands, '_filerevision', filerevision_highlight) |
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59 extensions.wrapfunction(webcommands, 'annotate', annotate_highlight) |
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60 webcommands.highlightcss = generate_css |
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61 webcommands.__all__.append('highlightcss') |