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#! /usr/bin/env python
# Newspipe - A web news aggregator.
# Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
#
# For more information: https://sr.ht/~cedric/newspipe
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
__author__ = "Cedric Bonhomme"
__version__ = "$Revision: 0.5 $"
__date__ = "$Date: 2013/11/05 $"
__revision__ = "$Date: 2016/10/04 $"
__copyright__ = "Copyright (c) Cedric Bonhomme"
__license__ = "GPLv3"
from datetime import datetime
from sqlalchemy import Index, ForeignKeyConstraint
from sqlalchemy.ext.associationproxy import association_proxy
from newspipe.bootstrap import db
from newspipe.models.right_mixin import RightMixin
class Article(db.Model, RightMixin):
"Represent an article from a feed."
id = db.Column(db.Integer(), primary_key=True)
entry_id = db.Column(db.String(), nullable=False)
link = db.Column(db.String())
title = db.Column(db.String())
content = db.Column(db.String())
readed = db.Column(db.Boolean(), default=False)
like = db.Column(db.Boolean(), default=False)
date = db.Column(db.DateTime(), default=datetime.utcnow)
updated_date = db.Column(db.DateTime(), default=datetime.utcnow)
retrieved_date = db.Column(db.DateTime(), default=datetime.utcnow)
# foreign keys
user_id = db.Column(db.Integer(), db.ForeignKey("user.id"))
feed_id = db.Column(db.Integer(), db.ForeignKey("feed.id"))
category_id = db.Column(db.Integer(), db.ForeignKey("category.id"))
# relationships
tag_objs = db.relationship(
"ArticleTag",
back_populates="article",
cascade="all,delete-orphan",
lazy=False,
foreign_keys="[ArticleTag.article_id]",
)
tags = association_proxy("tag_objs", "text")
__table_args__ = (
ForeignKeyConstraint([user_id], ["user.id"], ondelete="CASCADE"),
ForeignKeyConstraint([feed_id], ["feed.id"], ondelete="CASCADE"),
ForeignKeyConstraint([category_id], ["category.id"], ondelete="CASCADE"),
Index("ix_article_eid_cid_uid", user_id, category_id, entry_id),
Index("ix_article_retrdate", retrieved_date),
Index("user_id"),
Index("user_id", "category_id"),
Index("user_id", "feed_id"),
Index("ix_article_uid_fid_eid", user_id, feed_id, entry_id),
)
# api whitelists
@staticmethod
def _fields_base_write():
return {"readed", "like", "feed_id", "category_id"}
@staticmethod
def _fields_base_read():
return {
"id",
"entry_id",
"link",
"title",
"content",
"date",
"retrieved_date",
"user_id",
"tags",
}
@staticmethod
def _fields_api_write():
return {"tags"}
def __repr__(self):
return (
"<Article(id=%d, entry_id=%s, title=%r, "
"date=%r, retrieved_date=%r)>"
% (self.id, self.entry_id, self.title, self.date, self.retrieved_date)
)
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