def _get_posts(cursor, limit, condition=None):
if condition:
posts, next_cursor, more = Post.query(eval(condition)).order( -Post.date ).fetch_page(limit, start_cursor=cursor)
else:
posts, next_cursor, more = Post.query().order( -Post.date ).fetch_page(limit, start_cursor=cursor)
return posts, next_cursor, more
def _do_older_pagination(request, cursor, limit):
if (request.get('prev_go') == 'newer'):
cursor = cursor.reversed()
query = Post.query().order( -Post.date )
posts, next_cursor, more = query.fetch_page(int(request.get('numEls')), start_cursor=cursor)
if (request.get('prev_go') == 'newer'):
posts, next_cursor, more = query.fetch_page(limit, start_cursor=next_cursor)
return posts, next_cursor, more
def _do_newer_pagination(request, cursor, limit):
if (request.get('prev_go') == 'older'):
cursor = cursor.reversed()
query = Post.query().order( Post.date )
posts, next_cursor, more = query.fetch_page(int(request.get('numEls')), start_cursor=cursor)
if (request.get('prev_go') == 'older'):
posts, next_cursor, more = query.fetch_page(limit, start_cursor=next_cursor)
''' posts es devuelto como una lista inversa '''
return posts[::-1], next_cursor, more
def get_posts_in(urlsafe_chatroom_id):
chatroom = get_chatroom(urlsafe_chatroom_id)
return Post.query(Post.chatroom_key == chatroom.key).fetch()
def _get_posts_with_condition(cursor, limit, condition):
return Post.query(condition).order( -Post.date ).fetch_page(limit, start_cursor=cursor)
