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#! /usr/bin/env python
# -*- coding: utf-8 -*-
import os
import logging
from werkzeug import generate_password_hash
from bootstrap import application, db, conf
from flask_script import Manager
from flask_migrate import Migrate, MigrateCommand
import web.models
from web.controllers import FeedController, UserController
logger = logging.getLogger(__name__)
Migrate(application, db)
manager = Manager(application)
manager.add_command('db', MigrateCommand)
@manager.command
def db_empty():
"Will drop every datas stocked in db."
with application.app_context():
web.models.db_empty(db)
@manager.command
def db_create():
"Will create the database from conf parameters."
admin = {'is_admin': True, 'is_api': True, 'is_active': True,
'nickname': 'admin',
'pwdhash': generate_password_hash(
os.environ.get("ADMIN_PASSWORD", "password")),
'email': os.environ.get("ADMIN_EMAIL", "root@jarr.localhost")}
with application.app_context():
db.create_all()
UserController(ignore_context=True).create(**admin)
@manager.command
def fetch(limit=100, retreive_all=False):
"Crawl the feeds with the client crawler."
from crawler.http_crawler import CrawlerScheduler
scheduler = CrawlerScheduler(conf.API_LOGIN, conf.API_PASSWD)
scheduler.run(limit=limit, retreive_all=retreive_all)
scheduler.wait()
@manager.command
def fetch_asyncio(user_id, feed_id):
"Crawl the feeds with asyncio."
import asyncio
with application.app_context():
from flask_login import current_user
from crawler import classic_crawler
ucontr = UserController()
users = []
try:
users = [ucontr.get(user_id)]
except:
users = ucontr.read()
finally:
if users == []:
users = ucontr.read()
try:
feed_id = int(feed_id)
except:
feed_id = None
loop = asyncio.get_event_loop()
for user in users:
if user.is_active:
logger.info("Fetching articles for " + user.nickname)
classic_crawler.retrieve_feed(loop, user, feed_id)
loop.close()
if __name__ == '__main__':
manager.run()
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