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Description: A full featured and opinionated blogging solution using Django
Homepage: http://lethain.com/projects/lifeflow/
Clone URL: git://github.com/lethain/lifeflow.git 
(Courtesy of Rageev Sebastian.) Fixed rendering of syntax colored code segments 
at non base levels.
lethain (author)
Sat Jul 05 06:54:38 -0700 2008
commit  f16e09d68bd81e7c032de37bbe6515f68aa1f80a
tree    51a178d68e58a393659975c4ae83b1c47bf07680
parent  36f7cc63f3ce03ca0bcdd3f7d5634b41a9f00df7
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markdown/mdx_code.py 
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@@ -16,17 +16,19 @@ class CodeExtension (markdown.Extension):
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         md.textPreprocessors.insert(0, preprocessor)
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-CODE_BLOCK_REGEX = re.compile(r"@@ (?P<syntax>[a-zA-Z0-9_+-]+)\r?\n(?P<code>.*?)@@\r?\n", re.DOTALL)
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+CODE_BLOCK_REGEX = re.compile(r"(?P<spaces>[ ]*)@@ (?P<syntax>[a-zA-Z0-9_+-]+)\r?\n(?P<code>.*?)@@\r?\n", re.DOTALL)
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 class CodeBlockPreprocessor :
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     def run (self, text):
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         while  1:
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             m = CODE_BLOCK_REGEX.search(text)
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             if not m: break;
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+            spaces = len(m.group('spaces'))
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             lexer = get_lexer_by_name(m.group('syntax'))
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-            color = highlight(m.group('code'), lexer, HtmlFormatter())
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+            unspaced = [x[spaces:] for x in re.split('\r?\n', m.group('code'))]
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+            color = highlight("\n".join(unspaced), lexer, HtmlFormatter())
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             placeholder = self.md.htmlStash.store(color, safe=True)
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-            text = '%s\n%s\n%s'% (text[:m.start()], placeholder, text[m.end():])
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+            text = '%s\n%s\n%s'% (text[:m.start()], (' '*spaces)+placeholder, text[m.end():])
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         return text
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