linkding/bookmarks/views/settings.py
2022-10-16 13:04:36 +02:00

138 lines
5 KiB
Python

import logging
import time
from functools import lru_cache
import requests
from django.contrib import messages
from django.contrib.auth.decorators import login_required
from django.db.models import prefetch_related_objects
from django.http import HttpResponseRedirect, HttpResponse
from django.shortcuts import render
from django.urls import reverse
from rest_framework.authtoken.models import Token
from bookmarks.models import UserProfileForm, FeedToken
from bookmarks.queries import query_bookmarks
from bookmarks.services import exporter
from bookmarks.services import importer
logger = logging.getLogger(__name__)
try:
with open("version.txt", "r") as f:
app_version = f.read().strip("\n")
except Exception as exc:
logging.exception(exc)
pass
@login_required
def general(request):
if request.method == 'POST':
form = UserProfileForm(request.POST, instance=request.user.profile)
if form.is_valid():
form.save()
else:
form = UserProfileForm(instance=request.user.profile)
import_success_message = _find_message_with_tag(messages.get_messages(request), 'bookmark_import_success')
import_errors_message = _find_message_with_tag(messages.get_messages(request), 'bookmark_import_errors')
version_info = get_version_info(get_ttl_hash())
return render(request, 'settings/general.html', {
'form': form,
'import_success_message': import_success_message,
'import_errors_message': import_errors_message,
'version_info': version_info,
})
# Cache API call response, for one hour when using get_ttl_hash with default params
@lru_cache(maxsize=1)
def get_version_info(ttl_hash=None):
latest_version = None
try:
latest_version_url = 'https://api.github.com/repos/sissbruecker/linkding/releases/latest'
response = requests.get(latest_version_url, timeout=5)
json = response.json()
if response.status_code == 200 and 'name' in json:
latest_version = json['name'][1:]
except requests.exceptions.RequestException:
pass
latest_version_info = ''
if latest_version == app_version:
latest_version_info = ' (latest)'
elif latest_version is not None:
latest_version_info = f' (latest: {latest_version})'
return f'{app_version}{latest_version_info}'
def get_ttl_hash(seconds=3600):
"""Return the same value within `seconds` time period"""
return round(time.time() / seconds)
@login_required
def integrations(request):
application_url = request.build_absolute_uri(reverse('bookmarks:new'))
api_token = Token.objects.get_or_create(user=request.user)[0]
feed_token = FeedToken.objects.get_or_create(user=request.user)[0]
all_feed_url = request.build_absolute_uri(reverse('bookmarks:feeds.all', args=[feed_token.key]))
unread_feed_url = request.build_absolute_uri(reverse('bookmarks:feeds.unread', args=[feed_token.key]))
return render(request, 'settings/integrations.html', {
'application_url': application_url,
'api_token': api_token.key,
'all_feed_url': all_feed_url,
'unread_feed_url': unread_feed_url,
})
@login_required
def bookmark_import(request):
import_file = request.FILES.get('import_file')
if import_file is None:
messages.error(request, 'Please select a file to import.', 'bookmark_import_errors')
return HttpResponseRedirect(reverse('bookmarks:settings.general'))
try:
content = import_file.read().decode()
result = importer.import_netscape_html(content, request.user)
success_msg = str(result.success) + ' bookmarks were successfully imported.'
messages.success(request, success_msg, 'bookmark_import_success')
if result.failed > 0:
err_msg = str(result.failed) + ' bookmarks could not be imported. Please check the logs for more details.'
messages.error(request, err_msg, 'bookmark_import_errors')
except:
logging.exception('Unexpected error during bookmark import')
messages.error(request, 'An error occurred during bookmark import.', 'bookmark_import_errors')
pass
return HttpResponseRedirect(reverse('bookmarks:settings.general'))
@login_required
def bookmark_export(request):
# noinspection PyBroadException
try:
bookmarks = list(query_bookmarks(request.user, ''))
# Prefetch tags to prevent n+1 queries
prefetch_related_objects(bookmarks, 'tags')
file_content = exporter.export_netscape_html(bookmarks)
response = HttpResponse(content_type='text/plain; charset=UTF-8')
response['Content-Disposition'] = 'attachment; filename="bookmarks.html"'
response.write(file_content)
return response
except:
return render(request, 'settings/general.html', {
'export_error': 'An error occurred during bookmark export.'
})
def _find_message_with_tag(messages, tag):
for message in messages:
if message.extra_tags == tag:
return message