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| author | gbrandl <devnull@localhost> | 2006-12-17 19:08:03 +0100 |
|---|---|---|
| committer | gbrandl <devnull@localhost> | 2006-12-17 19:08:03 +0100 |
| commit | a886c709590ccfc1c33c419e19ea9a662444c1a2 (patch) | |
| tree | 1ec4314d5f260acd689c183e8c2e2f65e1349cfd /pygments/formatters/html.py | |
| parent | 557ceb926b6e7733a6591aba1a6ef2b11ae50ac3 (diff) | |
| download | pygments-a886c709590ccfc1c33c419e19ea9a662444c1a2.tar.gz | |
[svn] - Added option for the HTML formatter to write the CSS to an external file
in "full document" mode.
Diffstat (limited to 'pygments/formatters/html.py')
| -rw-r--r-- | pygments/formatters/html.py | 67 |
1 files changed, 60 insertions, 7 deletions
diff --git a/pygments/formatters/html.py b/pygments/formatters/html.py index 175803bd..77ee36f1 100644 --- a/pygments/formatters/html.py +++ b/pygments/formatters/html.py @@ -8,6 +8,7 @@ :copyright: 2006 by Georg Brandl, Armin Ronacher. :license: BSD, see LICENSE for more details. """ +import os import cStringIO from pygments.formatter import Formatter @@ -74,6 +75,32 @@ td.linenos { background-color: #f0f0f0; padding-right: 10px; } ''' +DOC_TEMPLATE_EXTERNALCSS = '''\ +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" + "http://www.w3.org/TR/html4/strict.dtd"> + +<html> +<head> + <title>%(title)s</title> + <meta http-equiv="content-type" content="text/html; charset=%(encoding)s"> + <link rel="stylesheet" href="%(cssfile)s"> +</head> +<body> +<h2>%(title)s</h2> + +%(code)s + +</body> +</html> +''' + + +CSSFILE_TEMPLATE = '''\ +td.linenos { background-color: #f0f0f0; padding-right: 10px; } +%(styledefs)s +''' + + class HtmlFormatter(Formatter): """ Output HTML <span> tags with appropriate classes. @@ -94,6 +121,10 @@ class HtmlFormatter(Formatter): CSS class for the wrapping <div> (default: 'highlight'). ``cssstyles`` Inline CSS styles for the wrapping <div>. (default: ''). + ``cssfile`` + If the ``full`` option is ``True`` and this is not ``''``, + put the CSS in a separate file whose name is given by this option + (default: ''). New in 0.6. ``linenos`` If set to ``True``, output line numbers (default: False). ``linenostart`` @@ -108,7 +139,7 @@ class HtmlFormatter(Formatter): If set to ``True`` the formatter won't output the background color for the overall element (this automatically defaults to ``False`` when there is no overall element [eg: no argument for the - `get_syntax_defs` method given]) (default: ``False``) + `get_syntax_defs` method given]) (default: ``False``). New in 0.6. """ def __init__(self, **options): @@ -118,6 +149,7 @@ class HtmlFormatter(Formatter): self.classprefix = options.get('classprefix', '') self.cssclass = options.get('cssclass', 'highlight') self.cssstyles = options.get('cssstyles', '') + self.cssfile = options.get('cssfile', '') self.linenos = get_bool_opt(options, 'linenos', False) self.linenostart = abs(get_int_opt(options, 'linenostart', 1)) self.linenostep = abs(get_int_opt(options, 'linenostep', 1)) @@ -237,7 +269,7 @@ class HtmlFormatter(Formatter): if self.nowrap: self._format_nowrap(tokensource, outfile) return - + realoutfile = outfile lnos = self.linenos full = self.full @@ -278,11 +310,32 @@ class HtmlFormatter(Formatter): if full: if not ret: ret = div + outfile.getvalue() + '</div>\n' - realoutfile.write(DOC_TEMPLATE % - dict(title = self.title, - styledefs = self.get_style_defs('body'), - encoding = self.encoding, - code = ret)) + if self.cssfile: + try: + filename = realoutfile.name + cssfilename = os.path.join(os.path.dirname(filename), self.cssfile) + except AttributeError: + print >>sys.stderr, 'Note: Cannot determine output file name, ' \ + 'using current directory as base for the CSS file name' + cssfilename = self.cssfile + realoutfile.write(DOC_TEMPLATE_EXTERNALCSS % + dict(title = self.title, + cssfile = self.cssfile, + encoding = self.encoding, + code = ret)) + try: + cf = open(cssfilename, "w") + cf.write(CSSFILE_TEMPLATE % dict(styledefs=self.get_style_defs('body'))) + cf.close() + except IOError, err: + err.strerror = 'Error writing CSS file: ' + err.strerror + raise + else: + realoutfile.write(DOC_TEMPLATE % + dict(title = self.title, + styledefs = self.get_style_defs('body'), + encoding = self.encoding, + code = ret)) elif lnos: realoutfile.write(ret + '</div>\n') else: |