97 lines
2.6 KiB
Python
97 lines
2.6 KiB
Python
#!/usr/bin/env python2
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import os
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import markdown
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from dateutil import parser
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from verdandi.mixins.templatemixin import TemplateMixin
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from verdandi.mixins.menuitemmixin import MenuItemMixin
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from verdandi.mixins.fileassetsmixin import FileAssetsMixin
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from verdandi.mixins.metadatamixin import MetadataMixin
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from verdandi.constants import CONTENT_DIRECTORY, MARKDOWN_EXTENSIONS
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class NewsFeed(MenuItemMixin, MetadataMixin, TemplateMixin, FileAssetsMixin):
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title = "News feed title"
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template = "newsfeed.html"
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feed_template = "newsfeed.rss"
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feed_url = "feed.rss"
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news_item_directory = "news"
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news_feed_id = "news"
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markdown_extensions = MARKDOWN_EXTENSIONS
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content_directory = CONTENT_DIRECTORY
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items = []
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def process_message(self, message):
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other_messages = super(NewsFeed, self).process_message(message)
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if message == None:
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self.items = []
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elif message['type'] == 'news_feed_item':
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if message['feed_id'] == self.news_feed_id:
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self.items += [message['item']]
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return other_messages
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def get_metadata(self):
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metadata = super(NewsFeed, self).get_metadata()
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meta = {
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'url': "/%s" % self.url,
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'title': self.title
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}
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if 'description' in metadata:
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meta['description'] = metadata['description']
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if 'image' in metadata:
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meta['image'] = "/%s" % metadata['image']
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return meta
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def get_context(self):
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context = super(NewsFeed,self).get_context()
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context['title'] = self.title
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context['url'] = "/%s" % self.url
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context['feed_url'] = "/%s" % self.feed_url
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markdown_converter = markdown.Markdown(extensions = self.markdown_extensions)
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rendered_items = []
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for item in self.items:
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item['content'] = markdown_converter.convert(item['content'])
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item['url'] = "/%s" % item['url']
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rendered_items += [item]
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item_directory = os.path.join(self.content_directory, self.news_item_directory)
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for news_file in os.listdir(item_directory):
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filename, ext = os.path.splitext(news_file)
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if ext == '.md':
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item = {}
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full_path = os.path.join(item_directory, news_file)
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item = self.read_content_file(full_path)
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item['content'] = markdown_converter.convert(item['content'])
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item['anchor'] = filename
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item['url'] = "/%s#%s" % (self.url, filename)
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rendered_items += [item]
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rendered_items = sorted(rendered_items, key=lambda item: item['creation_time'], reverse=True)
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context['items'] = rendered_items
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return context
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def render_files(self, context, output_directory, jinja_env):
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self.render_to_file(self.feed_template, self.feed_url, context, output_directory, jinja_env)
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super(NewsFeed, self).render_files(context, output_directory, jinja_env)
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