linkding/bookmarks/services/bookmarks.py
2021-03-29 00:43:50 +02:00

124 lines
4.3 KiB
Python

from typing import Union
from django.contrib.auth.models import User
from django.utils import timezone
from bookmarks.models import Bookmark, parse_tag_string
from bookmarks.services.tags import get_or_create_tags
from bookmarks.services.website_loader import load_website_metadata
def create_bookmark(bookmark: Bookmark, tag_string: str, current_user: User):
# If URL is already bookmarked, then update it
existing_bookmark: Bookmark = Bookmark.objects.filter(owner=current_user, url=bookmark.url).first()
if existing_bookmark is not None:
_merge_bookmark_data(bookmark, existing_bookmark)
return update_bookmark(existing_bookmark, tag_string, current_user)
# Update website info
_update_website_metadata(bookmark)
# Set currently logged in user as owner
bookmark.owner = current_user
# Set dates
bookmark.date_added = timezone.now()
bookmark.date_modified = timezone.now()
bookmark.save()
# Update tag list
_update_bookmark_tags(bookmark, tag_string, current_user)
bookmark.save()
return bookmark
def update_bookmark(bookmark: Bookmark, tag_string, current_user: User):
# Update website info
_update_website_metadata(bookmark)
# Update tag list
_update_bookmark_tags(bookmark, tag_string, current_user)
# Update dates
bookmark.date_modified = timezone.now()
bookmark.save()
return bookmark
def archive_bookmark(bookmark: Bookmark):
bookmark.is_archived = True
bookmark.date_modified = timezone.now()
bookmark.save()
return bookmark
def archive_bookmarks(bookmark_ids: [Union[int, str]], current_user: User):
sanitized_bookmark_ids = _sanitize_id_list(bookmark_ids)
bookmarks = Bookmark.objects.filter(owner=current_user, id__in=sanitized_bookmark_ids)
bookmarks.update(is_archived=True, date_modified=timezone.now())
def unarchive_bookmark(bookmark: Bookmark):
bookmark.is_archived = False
bookmark.date_modified = timezone.now()
bookmark.save()
return bookmark
def unarchive_bookmarks(bookmark_ids: [Union[int, str]], current_user: User):
sanitized_bookmark_ids = _sanitize_id_list(bookmark_ids)
bookmarks = Bookmark.objects.filter(owner=current_user, id__in=sanitized_bookmark_ids)
bookmarks.update(is_archived=False, date_modified=timezone.now())
def delete_bookmarks(bookmark_ids: [Union[int, str]], current_user: User):
sanitized_bookmark_ids = _sanitize_id_list(bookmark_ids)
bookmarks = Bookmark.objects.filter(owner=current_user, id__in=sanitized_bookmark_ids)
bookmarks.delete()
def tag_bookmarks(bookmark_ids: [Union[int, str]], tag_string: str, current_user: User):
sanitized_bookmark_ids = _sanitize_id_list(bookmark_ids)
bookmarks = Bookmark.objects.filter(owner=current_user, id__in=sanitized_bookmark_ids)
tag_names = parse_tag_string(tag_string, ' ')
tags = get_or_create_tags(tag_names, current_user)
for bookmark in bookmarks:
bookmark.tags.add(*tags)
bookmark.date_modified = timezone.now()
Bookmark.objects.bulk_update(bookmarks, ['date_modified'])
def untag_bookmarks(bookmark_ids: [Union[int, str]], tag_string: str, current_user: User):
sanitized_bookmark_ids = _sanitize_id_list(bookmark_ids)
bookmarks = Bookmark.objects.filter(owner=current_user, id__in=sanitized_bookmark_ids)
tag_names = parse_tag_string(tag_string, ' ')
tags = get_or_create_tags(tag_names, current_user)
for bookmark in bookmarks:
bookmark.tags.remove(*tags)
bookmark.date_modified = timezone.now()
Bookmark.objects.bulk_update(bookmarks, ['date_modified'])
def _merge_bookmark_data(from_bookmark: Bookmark, to_bookmark: Bookmark):
to_bookmark.title = from_bookmark.title
to_bookmark.description = from_bookmark.description
def _update_website_metadata(bookmark: Bookmark):
metadata = load_website_metadata(bookmark.url)
bookmark.website_title = metadata.title
bookmark.website_description = metadata.description
def _update_bookmark_tags(bookmark: Bookmark, tag_string: str, user: User):
tag_names = parse_tag_string(tag_string, ' ')
tags = get_or_create_tags(tag_names, user)
bookmark.tags.set(tags)
def _sanitize_id_list(bookmark_ids: [Union[int, str]]) -> [int]:
# Convert string ids to int if necessary
return [int(bm_id) if isinstance(bm_id, str) else bm_id for bm_id in bookmark_ids]