linkding/bookmarks/services/importer.py

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from datetime import datetime
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import bs4
from bs4 import BeautifulSoup
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from django.contrib.auth.models import User
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from django.utils import timezone
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from bookmarks.models import Bookmark, Tag
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def import_netscape_html(html: str, user: User):
soup = BeautifulSoup(html, 'html.parser')
bookmark_tags = soup.find_all('dt')
for bookmark_tag in bookmark_tags:
_import_bookmark_tag(bookmark_tag, user)
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def _import_bookmark_tag(bookmark_tag: bs4.Tag, user: User):
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link_tag = bookmark_tag.a
if link_tag is None:
return
# Either modify existing bookmark for the URL or create new one
url = link_tag['href']
bookmark = _get_or_create_bookmark(url, user)
bookmark.url = url
bookmark.date_added = datetime.utcfromtimestamp(int(link_tag['add_date']))
bookmark.date_modified = bookmark.date_added
bookmark.unread = link_tag['toread'] == '1'
bookmark.title = link_tag.string
bookmark.owner = user
bookmark.save()
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# Set tags
tag_string = link_tag['tags']
tag_names = tag_string.strip().split(',')
tags = [_get_or_create_tag(tag_name, user) for tag_name in tag_names]
bookmark.tags.set(tags)
bookmark.save()
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def _get_or_create_bookmark(url: str, user: User):
try:
return Bookmark.objects.get(url=url, owner=user)
except Bookmark.DoesNotExist:
return Bookmark()
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def _get_or_create_tag(name: str, user: User):
try:
return Tag.objects.get(name=name, owner=user)
except Tag.DoesNotExist:
tag = Tag(name=name, owner=user)
tag.date_added = timezone.now()
tag.save()
return tag