def like_post(person_id, post_id):
""" Helper func to add a entry (or add back) in the Like table and update the Post entry
:param person_id: int
:param post_id: int
:return: bool
"""
try:
Person.get(Person.vkid == person_id)
try:
l = Likes.get(Likes.person == person_id, Likes.post == post_id)
if l.is_deleted:
l.is_deleted = False
l.save()
p = Post.get(Post.post_id == post_id)
p.likes += 1 # some day it may cause race condition
p.save()
return True
else:
return False
except DoesNotExist:
Likes.create(person=person_id, post=post_id)
p = Post.get(Post.post_id == post_id)
p.likes += 1 # some day it may cause race condition
p.save()
return True
except DoesNotExist:
print "Like on person_id='{0}', post_id='{1}' doesn't exist".format(person_id, post_id)
except Exception as e:
print "like_post exception: {0}".format(repr(e))
return False
def like_post(person_id, post_id):
""" Helper func to add a entry (or add back) in the Like table and update the Post entry
:param person_id: int
:param post_id: int
:return: bool
"""
try:
Person.get(Person.vkid == person_id)
try:
l = Likes.get(Likes.person == person_id, Likes.post == post_id)
if l.is_deleted:
l.is_deleted = False
l.save()
p = Post.get(Post.post_id == post_id)
p.likes += 1 # some day it may cause race condition
p.save()
return True
else:
return False
except DoesNotExist:
Likes.create(person=person_id, post=post_id)
p = Post.get(Post.post_id == post_id)
p.likes += 1 # some day it may cause race condition
p.save()
return True
except DoesNotExist:
print "Like on person_id='{0}', post_id='{1}' doesn't exist".format(
person_id, post_id)
except Exception as e:
print "like_post exception: {0}".format(repr(e))
return False
def get_likes():
post_id = request.args.get("post_id", None)
if post_id:
query = Likes.select(Likes.person).\
where(Likes.post == post_id, Likes.is_deleted == False).\
tuples()
res = []
append = res.append
for item in query:
append({
"vkid": item[0],
})
return json.dumps(res)
else:
return json.dumps({"message": "This post does not exist"})
def get_likes():
post_id = request.args.get("post_id", None)
if post_id:
query = Likes.select(Likes.person).\
where(Likes.post == post_id, Likes.is_deleted == False).\
tuples()
res = []
append = res.append
for item in query:
append({
"vkid": item[0],
})
return json.dumps(res)
else:
return json.dumps({"message": "This post does not exist"})
def dislike_post(person_id, post_id):
""" Helper func to remove Like from Post and update the Post entry
:param person_id: int
:param post_id: int
:return: bool
"""
try:
Person.get(Person.vkid == person_id)
l = Likes.get(Likes.person == person_id, Likes.post == post_id)
if not l.is_deleted:
l.is_deleted = True
l.save()
p = Post.get(Post.post_id == post_id)
p.likes -= 1 # some day it may cause race condition
p.save()
return True
except DoesNotExist:
print "Like on person_id='{0}', post_id='{1}' doesn't exist".format(person_id, post_id)
except Exception as e:
print "dislike_post exception: {0}".format(repr(e))
return False
def dislike_post(person_id, post_id):
""" Helper func to remove Like from Post and update the Post entry
:param person_id: int
:param post_id: int
:return: bool
"""
try:
Person.get(Person.vkid == person_id)
l = Likes.get(Likes.person == person_id, Likes.post == post_id)
if not l.is_deleted:
l.is_deleted = True
l.save()
p = Post.get(Post.post_id == post_id)
p.likes -= 1 # some day it may cause race condition
p.save()
return True
except DoesNotExist:
print "Like on person_id='{0}', post_id='{1}' doesn't exist".format(
person_id, post_id)
except Exception as e:
print "dislike_post exception: {0}".format(repr(e))
return False