def save(self, *args, **kwargs):
self.modified_time = timezone.now()
md = markdown.Markdown(extensions=[
'markdown.extensions.extra',
'markdown.extensions.codehilite',
])
self.excerpt = strip_tags(md.convert(self.body))[:54]
super().save(*args, **kwargs)
def save(self, *args, **kwargs):
if not self.excerpt:
md = markdown.Markdown(extensions=[
'markdown.extensions.extra',
'markdown.extensions.codehilite',
])
self.excerpt = strip_tags(md.convert(self.body))[:54]
super(Post, self).save(*args, **kwargs)
def detail(request, pk):
post = get_object_or_404(Post, pk=pk)
# 先实例化了一个 markdown.Markdown 对象 md
md = markdown.Markdown(extensions=[
'markdown.extensions.extra',
'markdown.extensions.codehilite',
TocExtension(slugify=slugify),
])
post.body = md.convert(post.body)
m = re.search(r'<div class="toc">\s*<ul>(.*)</ul>\s*</div>', md.toc, re.S)
post.toc = m.group(1) if m is not None else ''
return render(request, 'blog/detail.html', context={'post': post})
def article_detail(request, id):
article = ArticlePost.objects.get(id=id)
# 取出对应文章的评论
comments = Comment.objects.filter(article=id)
article.total_views += 1
article.save(update_fields=['total_views'])
md = markdown.Markdown(extensions=[
# 包含 缩写、表格等常用扩展
'markdown.extensions.extra',
# 语法高亮扩展
'markdown.extensions.codehilite',
# 目录扩展
'markdown.extensions.toc',
])
article.body = md.convert(article.body)
context = {'article': article, 'toc': md.toc, 'comments': comments}
# 载入模板，并返回context对象p
return render(request, 'article/detail.html', context)
def makeExtension(configs={}):
return MacroExtension(configs=configs)
#-- sample macros
@macro
def HelloWorld():
"""Hello world macro."""
return "<b>Hello, world</b>."
@macro
def ListOfMacros():
"""Lists all available macros."""
out = ""
out += "<ul>"
for name, macro in macrostore.items():
out += ' <li><b>%s</b>: %s</li>\n' % (name, macro.__doc__ or "")
out += "</ul>"
return out
if __name__ == "__main__":
text = "{{HelloWorld()}}"
md = markdown.Markdown(source=text, safe_mode=False)
MacroExtension().extendMarkdown(md, {})
html = md.convert()
print replace_macros(html, md.macros)