355 lines
13 KiB
Python
355 lines
13 KiB
Python
import time
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from sqlalchemy import and_, select, desc
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from sqlalchemy.orm import joinedload
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from sqlalchemy.sql.functions import coalesce
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from orm.author import Author
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from orm.rating import is_negative, is_positive
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from orm.reaction import Reaction, ReactionKind
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from orm.shout import Shout, ShoutAuthor, ShoutTopic
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from orm.topic import Topic
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from resolvers.follower import reactions_follow, reactions_unfollow
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from services.auth import login_required
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from services.db import local_session
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from services.diff import apply_diff, get_diff
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from services.notify import notify_shout
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from services.schema import mutation, query
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from services.search import search_service
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from services.logger import root_logger as logger
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@query.field('get_my_shout')
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@login_required
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async def get_my_shout(_, info, shout_id: int):
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with local_session() as session:
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user_id = info.context.get('user_id', '')
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if not user_id:
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return {'error': 'unauthorized', 'shout': None}
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shout = session.query(Shout).filter(Shout.id == shout_id).first()
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if not shout:
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return {'error': 'no shout found', 'shout': None}
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if not shout.published_at:
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author = session.query(Author).filter(Author.user == user_id).first()
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if not author:
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return {'error': 'no author found', 'shout': None}
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roles = info.context.get('roles', [])
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if 'editor' not in roles and not filter(
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lambda x: x.id == author.id, [x for x in shout.authors]
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):
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return {'error': 'forbidden', 'shout': None}
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return {'error': None, 'shout': shout}
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@query.field('get_shouts_drafts')
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@login_required
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async def get_shouts_drafts(_, info):
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user_id = info.context.get('user_id')
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shouts = []
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with local_session() as session:
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author = session.query(Author).filter(Author.user == user_id).first()
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if author:
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q = (
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select(Shout)
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.options(joinedload(Shout.authors), joinedload(Shout.topics))
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.filter(and_(Shout.deleted_at.is_(None), Shout.created_by == author.id))
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.filter(Shout.published_at.is_(None))
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.order_by(desc(coalesce(Shout.updated_at, Shout.created_at)))
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.group_by(Shout.id)
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)
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shouts = [shout for [shout] in session.execute(q).unique()]
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return shouts
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@mutation.field('create_shout')
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@login_required
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async def create_shout(_, info, inp):
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user_id = info.context.get('user_id')
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if user_id:
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with local_session() as session:
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author = session.query(Author).filter(Author.user == user_id).first()
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if isinstance(author, Author):
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current_time = int(time.time())
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slug = inp.get('slug') or f'draft-{current_time}'
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shout_dict = {
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'title': inp.get('title', ''),
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'subtitle': inp.get('subtitle', ''),
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'lead': inp.get('lead', ''),
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'description': inp.get('description', ''),
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'body': inp.get('body', ''),
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'layout': inp.get('layout', 'article'),
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'created_by': author.id,
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'authors': [],
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'slug': slug,
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'topics': inp.get('topics', []),
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'published_at': None,
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'created_at': current_time, # Set created_at as Unix timestamp
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}
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same_slug_shout = (
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session.query(Shout)
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.filter(Shout.slug == shout_dict.get('slug'))
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.first()
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)
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c = 1
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while same_slug_shout is not None:
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same_slug_shout = (
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session.query(Shout)
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.filter(Shout.slug == shout_dict.get('slug'))
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.first()
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)
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c += 1
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shout_dict['slug'] += f'-{c}'
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new_shout = Shout(**shout_dict)
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session.add(new_shout)
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session.commit()
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# NOTE: requesting new shout back
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shout = session.query(Shout).where(Shout.slug == slug).first()
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if shout:
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sa = ShoutAuthor(shout=shout.id, author=author.id)
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session.add(sa)
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topics = (
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session.query(Topic)
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.filter(Topic.slug.in_(inp.get('topics', [])))
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.all()
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)
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for topic in topics:
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t = ShoutTopic(topic=topic.id, shout=shout.id)
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session.add(t)
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session.commit()
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reactions_follow(author.id, shout.id, True)
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# notifier
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# await notify_shout(shout_dict, 'create')
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return {'shout': shout}
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return {'error': 'cant create shout' if user_id else 'unauthorized'}
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def patch_main_topic(session, main_topic, shout):
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with session.begin():
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shout = session.query(Shout).options(joinedload(Shout.topics)).filter(Shout.id == shout.id).first()
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if not shout:
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return
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old_main_topic = (
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session.query(ShoutTopic)
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.filter(and_(ShoutTopic.shout == shout.id, ShoutTopic.main.is_(True)))
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.first()
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)
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main_topic = session.query(Topic).filter(Topic.slug == main_topic).first()
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if main_topic:
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new_main_topic = (
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session.query(ShoutTopic)
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.filter(
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and_(ShoutTopic.shout == shout.id, ShoutTopic.topic == main_topic.id)
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)
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.first()
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)
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if old_main_topic and new_main_topic and old_main_topic is not new_main_topic:
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ShoutTopic.update(old_main_topic, {'main': False})
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session.add(old_main_topic)
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ShoutTopic.update(new_main_topic, {'main': True})
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session.add(new_main_topic)
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def patch_topics(session, shout, topics_input):
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new_topics_to_link = [
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Topic(**new_topic) for new_topic in topics_input if new_topic['id'] < 0
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]
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if new_topics_to_link:
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session.add_all(new_topics_to_link)
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session.commit()
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for new_topic_to_link in new_topics_to_link:
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created_unlinked_topic = ShoutTopic(shout=shout.id, topic=new_topic_to_link.id)
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session.add(created_unlinked_topic)
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existing_topics_input = [
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topic_input for topic_input in topics_input if topic_input.get('id', 0) > 0
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]
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existing_topic_to_link_ids = [
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existing_topic_input['id']
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for existing_topic_input in existing_topics_input
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if existing_topic_input['id'] not in [topic.id for topic in shout.topics]
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]
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for existing_topic_to_link_id in existing_topic_to_link_ids:
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created_unlinked_topic = ShoutTopic(
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shout=shout.id, topic=existing_topic_to_link_id
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)
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session.add(created_unlinked_topic)
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topic_to_unlink_ids = [
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topic.id
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for topic in shout.topics
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if topic.id not in [topic_input['id'] for topic_input in existing_topics_input]
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]
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session.query(ShoutTopic).filter(
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and_(ShoutTopic.shout == shout.id, ShoutTopic.topic.in_(topic_to_unlink_ids))
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).delete(synchronize_session=False)
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@mutation.field('update_shout')
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@login_required
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async def update_shout(_, info, shout_id: int, shout_input=None, publish=False):
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user_id = info.context.get('user_id')
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roles = info.context.get('roles', [])
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shout_input = shout_input or {}
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current_time = int(time.time())
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shout_id = shout_id or shout_input.get('id', shout_id)
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slug = shout_input.get('slug')
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if not user_id:
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return {'error': 'unauthorized'}
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try:
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with local_session() as session:
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author = session.query(Author).filter(Author.user == user_id).first()
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if author:
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logger.info(f'author for shout#{shout_id} detected {author.dict()}')
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shout_by_id = session.query(Shout).filter(Shout.id == shout_id).first()
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if not shout_by_id:
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return {'error': 'shout not found'}
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if shout_by_id and slug != shout_by_id.slug:
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same_slug_shout = (
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session.query(Shout)
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.filter(Shout.slug == shout_input.get('slug'))
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.first()
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)
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c = 1
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while same_slug_shout is not None:
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c += 1
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slug += f'-{c}'
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same_slug_shout = (
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session.query(Shout)
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.filter(
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Shout.slug == slug
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) # Use the updated slug value here
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.first()
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)
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shout_input['slug'] = slug
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if (
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filter(
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lambda x: x.id == author.id, [x for x in shout_by_id.authors]
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)
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or 'editor' in roles
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):
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# topics patch
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topics_input = shout_input.get('topics')
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if topics_input:
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patch_topics(session, shout_by_id, topics_input)
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del shout_input['topics']
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# main topic
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main_topic = shout_input.get('main_topic')
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if main_topic:
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patch_main_topic(session, main_topic, shout_by_id)
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shout_input['updated_at'] = current_time
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shout_input['published_at'] = current_time if publish else None
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Shout.update(shout_by_id, shout_input)
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session.add(shout_by_id)
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session.commit()
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shout_dict = shout_by_id.dict()
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if not publish:
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await notify_shout(shout_dict, 'update')
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else:
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await notify_shout(shout_dict, 'published')
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# search service indexing
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search_service.index(shout_by_id)
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return {'shout': shout_dict, 'error': None}
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else:
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return {'error': 'access denied', 'shout': None}
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except Exception as exc:
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logger.error(exc)
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logger.error(f' cannot update with data: {shout_input}')
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return {'error': 'cant update shout'}
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@mutation.field('delete_shout')
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@login_required
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async def delete_shout(_, info, shout_id: int):
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user_id = info.context.get('user_id')
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roles = info.context.get('roles')
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if user_id:
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with local_session() as session:
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author = session.query(Author).filter(Author.user == user_id).first()
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shout = session.query(Shout).filter(Shout.id == shout_id).first()
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if not shout:
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return {'error': 'invalid shout id'}
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if author and shout:
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# NOTE: only owner and editor can mark the shout as deleted
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if shout.created_by == author.id or 'editor' in roles:
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for author_id in shout.authors:
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reactions_unfollow(author_id, shout_id)
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shout_dict = shout.dict()
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shout_dict['deleted_at'] = int(time.time())
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Shout.update(shout, shout_dict)
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session.add(shout)
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session.commit()
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await notify_shout(shout_dict, 'delete')
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return {'error': None}
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else:
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return {'error': 'access denied'}
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def handle_proposing(session, r, shout):
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if is_positive(r.kind):
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replied_reaction = (
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session.query(Reaction)
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.filter(Reaction.id == r.reply_to, Reaction.shout == r.shout)
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.first()
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)
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if (
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replied_reaction
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and replied_reaction.kind is ReactionKind.PROPOSE.value
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and replied_reaction.quote
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):
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# patch all the proposals' quotes
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proposals = (
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session.query(Reaction)
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.filter(
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and_(
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Reaction.shout == r.shout,
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Reaction.kind == ReactionKind.PROPOSE.value,
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)
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)
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.all()
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)
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for proposal in proposals:
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if proposal.quote:
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proposal_diff = get_diff(shout.body, proposal.quote)
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proposal_dict = proposal.dict()
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proposal_dict['quote'] = apply_diff(
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replied_reaction.quote, proposal_diff
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)
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Reaction.update(proposal, proposal_dict)
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session.add(proposal)
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# patch shout's body
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shout_dict = shout.dict()
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shout_dict['body'] = replied_reaction.quote
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Shout.update(shout, shout_dict)
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session.add(shout)
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session.commit()
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if is_negative(r.kind):
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# TODO: rejection logic
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pass
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