src/web/blog.py

   1 #!/usr/bin/python
   2
   3 import email.utils
   4 import tornado.web
   5
   6 import handlers_base as base
   7
   8 from . import ui_modules
   9
  10 class IndexHandler(base.BaseHandler):
  11         def get(self):
  12                 posts = self.planet.get_entries(limit=3)
  13
  14                 self.render("blog/index.html", posts=posts)
  15
  16
  17 class AuthorHandler(base.BaseHandler):
  18         def get(self, uid):
  19                 author = self.accounts.get_by_uid(uid)
  20                 if not author:
  21                         raise tornado.web.HTTPError(404, "User is unknown")
  22
  23                 # Get all posts from this author
  24                 posts = self.planet.get_entries_by_author(author.uid)
  25                 if not posts:
  26                         raise tornado.web.HTTPError(404, "User has no posts")
  27
  28                 self.render("blog/author.html", author=author, posts=posts)
  29
  30
  31 class FeedHandler(base.BaseHandler):
  32         def get(self):
  33                 cache_key = "%s-%s" % (self.request.host, self.request.path)
  34
  35                 # Get feed from cache if possible
  36                 feed = self.memcached.get(cache_key)
  37                 if not feed:
  38                         posts = self.planet.get_entries(limit=50)
  39
  40                         # Render the feed
  41                         feed = self.render_string("blog/feed.xml", posts=posts,
  42                                 now=email.utils.formatdate())
  43
  44                         # Store in cache for 5min
  45                         self.memcached.set(cache_key, feed, 300)
  46
  47                 # Set correct content type
  48                 self.set_header("Content-Type", "application/rss+xml")
  49
  50                 # Deliver content
  51                 self.finish(feed)
  52
  53
  54 class PostHandler(base.BaseHandler):
  55         def get(self, slug):
  56                 entry = self.planet.get_entry_by_slug(slug)
  57                 if not entry:
  58                         raise tornado.web.HTTPError(404)
  59
  60                 self.render("blog/post.html", post=entry)
  61
  62
  63 class SearchHandler(base.BaseHandler):
  64         def get(self):
  65                 q = self.get_argument("q")
  66
  67                 posts = self.planet.search(q)
  68                 if not posts:
  69                         raise tornado.web.HTTPError(404, "Nothing found")
  70
  71                 self.render("blog/search-results.html", q=q, posts=posts)
  72
  73
  74 class PostModule(ui_modules.UIModule):
  75         def render(self, post):
  76                 return self.render_string("blog/modules/post.html", post=post)
  77
  78
  79 class PostsModule(ui_modules.UIModule):
  80         def render(self, posts):
  81                 return self.render_string("blog/modules/posts.html", posts=posts)