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database_helper.py
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database_helper.py
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import re
import traceback
from datetime import datetime
import time
from passlib.handlers.sha2_crypt import sha256_crypt
from sqlalchemy.exc import IntegrityError
from static.types.enumtypes import Publisher, Status
empty_cover = [
"no-photo",
"no_cover",
]
def to_yearweek(date):
return int(str(date.isocalendar()[0]) + "{:02}".format(date.isocalendar()[1]))
def manga_to_dict(manga):
return {'id': manga.id,
'title': manga.title,
'original': manga.original,
'volumes': manga.volumes,
'released': manga.released,
'publisher': manga.publisher.value,
'status': manga.status.value,
'author': manga.authors,
'artist': manga.artists,
'genre': manga.genre,
'complete': manga.complete,
'cover': manga.cover}
def register_user(db, form):
from flask_app import Users
name = form.name.data
email = form.email.data
username = form.username.data
password = str(sha256_crypt.encrypt(form.password.data))
new_user = Users(name, email, username, password)
try:
db.session.add(new_user)
db.session.commit()
return new_user
except IntegrityError:
return False
def log_in(request, session):
from flask_app import Users
username = request.form['username']
password_p = request.form['password']
q = Users.query.filter(Users.username == username).first()
if not q:
return {'status': 'error', 'message': 'User not found', 'level': 'danger'}
else:
if sha256_crypt.verify(password_p, q.password):
session['logged_in'] = True
session['username'] = username
session['user_id'] = q.id
if q.admin:
session['admin'] = 1
return {'status': 'OK', 'message': 'Logged in', 'level': 'success'}
else:
return {'status': 'error', 'message': 'Invalid Passord', 'level': 'danger'}
def get_ids():
from flask_app import Manga
data = Manga.query.with_entities(Manga.id).all()
return data
def get_manga():
from flask_app import Manga
return Manga.query.order_by(Manga.title).all()
def get_manga_by_id(manga_id):
from flask_app import Manga
return Manga.query.filter(Manga.id == manga_id).first()
def get_titles_with_alias():
from flask_app import Manga, Alias
t = Manga.query.all()
titles = {(re.sub('[^\w]', '', x.title).lower(), x.publisher): x.id for x in t}
a = Alias.query.all()
alias = {(x.title, x.manga.publisher): x.manga_id for x in a}
return {**titles, **alias}
def get_user_manga(user_id):
from flask_app import UserManga
manga_ids = UserManga.query.filter(UserManga.user_id == user_id).distinct()
return [x.manga_id for x in manga_ids]
def is_user_watching(user_id, manga_id):
from flask_app import UserManga
m = UserManga.query.filter(UserManga.user_id == user_id, UserManga.manga_id == manga_id).first()
return m
def get_user_collection(user_id):
from flask_app import UserCollection
collection = UserCollection.query.filter(UserCollection.user_id == user_id).all()
return [c.collection_id for c in collection]
def is_volume_in_user_library(user_id, collection_id):
from flask_app import UserCollection
return UserCollection.query.filter(UserCollection.user_id == user_id,
UserCollection.collection_id == collection_id).first()
def get_release_by_id(release_id):
from flask_app import Releases
return Releases.query.filter(Releases.release_id == release_id).first()
def get_releases_by_manga_id(manga_id):
from flask_app import Releases
return Releases.query.filter(Releases.manga_id == manga_id).order_by(Releases.release_date).all()
def get_releases_by_week(_from=None, _to=None, _at=None):
from flask_app import Releases
result = Releases.query.filter(Releases.bounds(_from=_from, _to=_to, _at=_at)).order_by(Releases.release_date).all()
return sorted(result, key = lambda x : (x.release_date, x.manga.title))
def get_user_releases(user_id, _from=None, _to=None, _at=None):
from flask_app import Releases, UserCollection, ReleaseMap
user_m = get_user_manga(user_id)
release_list = Releases.query.filter(Releases.bounds(_from=_from, _to=_to, _at=_at)).order_by(
Releases.release_date).all()
release_list = [r for r in release_list if r.manga_id in user_m]
user_rel = UserCollection.query.join(ReleaseMap, ReleaseMap.collection_id == UserCollection.collection_id) \
.filter(UserCollection.user_id == user_id).add_columns(ReleaseMap.release_id).all()
result = [r for r in release_list if not any(ur for ur in user_rel if r.release_id == ur.release_id)]
return sorted(result, key = lambda x : (x.release_date, x.manga.title))
def get_collection(manga_id):
from flask_app import Collection
return Collection.query.filter(Collection.manga_id == manga_id).order_by(Collection.volume,
Collection.subtitle).all()
def get_volume(collection_id):
from flask_app import Collection
return Collection.query.filter(Collection.collection_id == collection_id).first()
def get_volume_from(manga_id, volume, subtitle):
from flask_app import Collection
return Collection.query.filter(Collection.manga_id == manga_id,
Collection.volume == volume,
Collection.subtitle == subtitle).first()
def insert_manga(db, _manga):
try:
_manga['volumes'] = int(_manga['volumes'])
_manga['released'] = int(_manga['released'])
_manga['publisher'] = Publisher.get_Publisher(_manga['publisher'])
_manga['status'] = Status.get_Status(_manga['status'])
_manga['author'] = ','.join(_manga['author'])
_manga['artist'] = ','.join(_manga['artist'])
_manga['genre'] = ','.join(_manga['genre'])
from flask_app import Manga
m = Manga.query.filter(Manga.id == _manga['id']).first()
if not m:
m = Manga(_manga)
db.session.add(m)
db.session.commit()
return {'status': 'OK', 'message': '{} added'.format(_manga['title'])}
except Exception:
return {'status': 'error',
'message': traceback.format_exc()}
def insert_alias(db, manga_id, alias):
from flask_app import Alias
a = Alias.query.filter(Alias.manga_id == manga_id, Alias.title == alias).first()
if not a:
try:
a = Alias(manga_id, alias)
db.session.add(a)
db.session.commit()
return {'status': 'OK', 'message': 'alias added'}
except Exception:
return {'status': 'error', 'message': traceback.format_exc()}
return {'status': 'OK', 'message': 'alias already present'}
def insert_release(db, obj):
from flask_app import Releases
from release_parser import ReleaseObject
release = ReleaseObject(obj)
r = Releases.query.filter(Releases.manga_id == release.id,
Releases.volume == release.volume,
Releases.subtitle == release.subtitle,
Releases.release_date == release.release_date_as_datetime()).first()
if not r:
r = Releases(release.as_dict())
db.session.add(r)
db.session.commit()
else:
r.cover = release.cover
u = update_collection(db, release)
if not u['status'] == 'OK':
return u
insert_release_map(db, r.release_id, u['object'].collection_id)
u = update_manga_from_release(db, release)
return u
def insert_release_map(db, release_id, collection_id):
from flask_app import ReleaseMap
rmap = ReleaseMap.query.filter(ReleaseMap.release_id == release_id,
ReleaseMap.collection_id == collection_id).first()
if not rmap:
rmap = ReleaseMap(release_id, collection_id)
db.session.add(rmap)
db.session.commit()
def insert_collection(db, release):
from flask_app import Collection
try:
c = Collection(release.as_dict())
db.session.add(c)
db.session.commit()
return {'status': 'OK',
'object': c}
except Exception:
return {'status': 'error',
'source': '{id}-{volume} added'.format_map(release.as_dict()),
'message': traceback.format_exc()}
def update_collection(db, release):
from flask_app import Collection
try:
if "Ristampa" in release.subtitle:
release.subtitle = release.subtitle.replace(" - Ristampa", "").strip()
release.subtitle = release.subtitle.replace("Ristampa", "").strip()
c = Collection.query.filter(Collection.manga_id == release.id, Collection.volume == release.volume,
Collection.subtitle == release.subtitle).first()
if c:
if is_cover_null(c.cover):
c.cover = release.cover
else:
u = insert_collection(db, release)
if u['status'] == 'OK':
c = u['object']
else:
c = None
db.session.commit()
return {'status': 'OK',
'object': c}
except Exception:
return {'status': 'error',
'source': '{id}-{volume}'.format_map(release.as_dict()),
'message': traceback.format_exc()}
def update_manga_from_release(db, release):
from flask_app import Manga
try:
t = release.release_date_as_datetime().isocalendar()[:2]
now = datetime.now().isocalendar()[:2]
if t <= now:
m = Manga.query.filter(Manga.id == release.id).first()
if m:
if release.volume >= m.released:
m.released = release.volume
if release.cover:
m.cover = release.cover
if release.volume == 1 and m.status == Status.TBA:
m.status = Status.Ongoing
if release.volume == m.volumes and m.complete:
m.status = Status.Complete
db.session.commit()
return {'status': 'OK',
'message': '{id}-{volume}-{release_date} added'.format_map(release.as_dict())}
except Exception:
return {'status': 'error',
'source': '{id}-{volume}-{release_date}'.format_map(release.as_dict()),
'message': traceback.format_exc()}
def update_manga_from_db(db, release):
try:
m = release.manga
t = release.yearweek
now = int(str(datetime.now().isocalendar()[0]) + "{:02}".format(datetime.now().isocalendar()[1]))
if t <= now:
if release.volume >= m.released:
m.released = release.volume
if release.cover:
m.cover = release.cover
if release.volume == 1 and m.status == Status.TBA:
m.status = Status.Ongoing
if release.volume == m.volumes and m.complete:
m.status = Status.Complete
db.session.commit()
return {'status': 'OK',
'message': 'manga {} updated'.format(m.title)}
except Exception:
return {'status': 'error',
'source': '{}-{}-{}'.format(release.manga.title, release.volume, release.release_date),
'message': traceback.format_exc()}
def update_manga(db, value):
from flask_app import Manga
from static.types.manga_object import MangaObject
obj = MangaObject(value)
m = Manga.query.filter(Manga.id == obj.manga_id).first()
try:
if m:
if obj.original:
m.original = obj.original
if obj.genre:
m.genre = obj.genre
if obj.author:
m.authors = obj.author
if obj.artist:
m.artists = obj.artist
if obj.volumes > m.volumes:
m.volumes = obj.volumes
m.complete = obj.complete
db.session.commit()
return {'status': 'OK',
'message': '{} updated'.format(m.title)}
except Exception:
return {'status': 'error',
'source': m.title,
'message': traceback.format_exc()}
def is_cover_null(cover):
if not cover: return True
for e in empty_cover:
if e in cover:
return True
return False