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Removed invalid requirements item
Removed invalid requirements item

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manager.py
154 lines | 4.7 KiB | text/x-python | PythonLexer
import logging
from datetime import datetime, timedelta, date
from datetime import time as dtime
from django.db import models, transaction
from django.utils import timezone
import boards
from boards.models.user import Ban
from boards.mdx_neboard import Parser
from boards.models import PostImage, Attachment
from boards import utils
__author__ = 'neko259'
IMAGE_TYPES = (
'jpeg',
'jpg',
'png',
'bmp',
'gif',
)
POSTS_PER_DAY_RANGE = 7
NO_IP = '0.0.0.0'
class PostManager(models.Manager):
@transaction.atomic
def create_post(self, title: str, text: str, file=None, thread=None,
ip=NO_IP, tags: list=None, opening_posts: list=None,
tripcode='', monochrome=False, images=[]):
"""
Creates new post
"""
if thread is not None and thread.is_archived():
raise Exception('Cannot post into an archived thread')
if not utils.is_anonymous_mode():
is_banned = Ban.objects.filter(ip=ip).exists()
else:
is_banned = False
# TODO Raise specific exception and catch it in the views
if is_banned:
raise Exception("This user is banned")
if not tags:
tags = []
if not opening_posts:
opening_posts = []
posting_time = timezone.now()
new_thread = False
if not thread:
thread = boards.models.thread.Thread.objects.create(
bump_time=posting_time, last_edit_time=posting_time,
monochrome=monochrome)
list(map(thread.tags.add, tags))
boards.models.thread.Thread.objects.process_oldest_threads()
new_thread = True
pre_text = Parser().preparse(text)
post = self.create(title=title,
text=pre_text,
pub_time=posting_time,
poster_ip=ip,
thread=thread,
last_edit_time=posting_time,
tripcode=tripcode,
opening=new_thread)
post.threads.add(thread)
logger = logging.getLogger('boards.post.create')
logger.info('Created post [{}] with text [{}] by {}'.format(post,
post.get_text(),post.poster_ip))
# TODO Move this to other place
if file:
file_type = file.name.split('.')[-1].lower()
if file_type in IMAGE_TYPES:
post.images.add(PostImage.objects.create_with_hash(file))
else:
post.attachments.add(Attachment.objects.create_with_hash(file))
for image in images:
post.images.add(image)
post.connect_threads(opening_posts)
post.set_global_id()
# Thread needs to be bumped only when the post is already created
if not new_thread:
thread.last_edit_time = posting_time
thread.bump()
thread.save()
return post
def delete_posts_by_ip(self, ip):
"""
Deletes all posts of the author with same IP
"""
posts = self.filter(poster_ip=ip)
for post in posts:
post.delete()
@utils.cached_result()
def get_posts_per_day(self) -> float:
"""
Gets average count of posts per day for the last 7 days
"""
day_end = date.today()
day_start = day_end - timedelta(POSTS_PER_DAY_RANGE)
day_time_start = timezone.make_aware(datetime.combine(
day_start, dtime()), timezone.get_current_timezone())
day_time_end = timezone.make_aware(datetime.combine(
day_end, dtime()), timezone.get_current_timezone())
posts_per_period = float(self.filter(
pub_time__lte=day_time_end,
pub_time__gte=day_time_start).count())
ppd = posts_per_period / POSTS_PER_DAY_RANGE
return ppd
@transaction.atomic
def import_post(self, title: str, text: str, pub_time: str, global_id,
opening_post=None, tags=list()):
is_opening = opening_post is None
if is_opening:
thread = boards.models.thread.Thread.objects.create(
bump_time=pub_time, last_edit_time=pub_time)
list(map(thread.tags.add, tags))
else:
thread = opening_post.get_thread()
post = self.create(title=title, text=text,
pub_time=pub_time,
poster_ip=NO_IP,
last_edit_time=pub_time,
global_id=global_id,
opening=is_opening,
thread=thread)
post.threads.add(thread)