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nyaa/nyaa/extensions.py
Nicolas F bd419c5d39 Add 1 hour cache to magnet URIs (#503)
Using Flask-Caching, we can memoize the magnet_uri method. Here, a
timeout of 1 hour is chosen, though that value can be fiddled with.

The cache is defined in extensions.py, but gets initialised in
__init__.py.
2018-07-10 01:22:49 -07:00

53 lines
1.4 KiB
Python

import os.path
from flask import abort
from flask.config import Config
from flask_assets import Environment
from flask_caching import Cache
from flask_debugtoolbar import DebugToolbarExtension
from flask_sqlalchemy import BaseQuery, Pagination, SQLAlchemy
assets = Environment()
db = SQLAlchemy()
toolbar = DebugToolbarExtension()
cache = Cache(config={'CACHE_TYPE': 'simple'})
def fix_paginate():
def paginate_faste(self, page=1, per_page=50, max_page=None, step=5, count_query=None):
if page < 1:
abort(404)
if max_page and page > max_page:
abort(404)
# Count all items
if count_query is not None:
total_query_count = count_query.scalar()
else:
total_query_count = self.count()
# Grab items on current page
items = self.limit(per_page).offset((page - 1) * per_page).all()
if not items and page != 1:
abort(404)
return Pagination(self, page, per_page, total_query_count, items)
BaseQuery.paginate_faste = paginate_faste
def _get_config():
# Workaround to get an available config object before the app is initiallized
# Only needed/used in top-level and class statements
# https://stackoverflow.com/a/18138250/7597273
root_path = os.path.abspath(os.path.join(os.path.dirname(__file__), '..'))
config = Config(root_path)
config.from_object('config')
return config
config = _get_config()