def post(self, post_id):
key = db.Key.from_path('Post', int(post_id), parent=blog_key())
post = db.get(key)
if not post:
self.error(404)
return
"""
While commenting, a comment datastore object is created and stored,
with respect to each user and post.
"""
c = ""
if (self.user):
# On clicking like, post-like value increases.
if (self.request.get('like')
and self.request.get('like') == "update"):
likes = db.GqlQuery("select * from Like where post_id= " +
post_id + " and user_id= " +
str(self.user.key().id()))
if self.user.key().id() == post.user_id:
self.redirect("/blog/" + post_id +
"?error= You cannot like your own post")
return
elif likes.count() == 0:
l = Like(parent=blog_key(),
user_id=self.user.key().id(),
post_id=int(post_id))
l.put()
# On commenting, it creates new comment tuple
if (self.request.get('comment')):
c = Comment(parent=blog_key(),
user_id=self.user.key().id(),
post_id=int(post_id),
comment=self.request.get('comment'))
c.put()
else:
self.redirect("/blog/" + post_id + "?error= Need to Login Please.")
return
comments = db.GqlQuery("select * from Comment where post_id = " +
post_id + "order by created desc")
likes = db.GqlQuery("select * from Like where post_id=" + post_id)
self.render("permalink.html",
post=post,
comments=comments,
no_of_likes=likes.count(),
new=c)
def post(self):
"""increment post liked number by one"""
pid = self.request.get("pid")
if self.with_no_user() or self.user_match_post_author(pid):
self.redirect("/")
return
pid = long(pid)
post = Post.by_id(pid)
post.liked += 1
post.put()
pid = long(pid)
like = Like(uid=self.user.key().id(), pid=pid)
like.put()
self.redirect("/post/%s" % pid)
