Implement bookmark export

This commit is contained in:
Sascha Ißbrücker 2019-12-26 13:45:12 +01:00
parent 1f7ccb214a
commit 991025d13e
4 changed files with 74 additions and 3 deletions

View file

@ -0,0 +1,44 @@
from typing import List
from bookmarks.models import Bookmark
BookmarkDocument = List[str]
def export_netscape_html(bookmarks: List[Bookmark]):
doc = []
append_header(doc)
append_list_start(doc)
[append_bookmark(doc, bookmark) for bookmark in bookmarks]
append_list_end(doc)
return '\n\r'.join(doc)
def append_header(doc: BookmarkDocument):
doc.append('<!DOCTYPE NETSCAPE-Bookmark-file-1>')
doc.append('<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=UTF-8">')
doc.append('<TITLE>Bookmarks</TITLE>')
doc.append('<H1>Bookmarks</H1>')
def append_list_start(doc: BookmarkDocument):
doc.append('<DL><p>')
def append_bookmark(doc: BookmarkDocument, bookmark: Bookmark):
url = bookmark.url
title = bookmark.resolved_title
desc = bookmark.resolved_description
tags = ','.join(bookmark.tag_names)
toread = '1' if bookmark.unread else '0'
added = int(bookmark.date_added.timestamp())
doc.append(f'<DT><A HREF="{url}" ADD_DATE="{added}" PRIVATE="0" TOREAD="{toread}" TAGS="{tags}">{title}</A>')
if desc:
doc.append(f'<DD>{desc}')
def append_list_end(doc: BookmarkDocument):
doc.append('</DL><p>')

View file

@ -39,7 +39,14 @@
<h2>Export</h2>
</div>
<p>Export all bookmarks in Netscape HTML format.</p>
<a class="btn btn-primary">Download (.html)</a>
<a class="btn btn-primary" href="{% url 'bookmarks:settings.export' %}">Download (.html)</a>
{% if export_error %}
<div class="has-error">
<p class="form-input-hint">
{{ export_error }}
</p>
</div>
{% endif %}
</section>
</div>

View file

@ -18,6 +18,7 @@ urlpatterns = [
# Settings
path('settings', views.settings.index, name='settings.index'),
path('settings/import', views.settings.bookmark_import, name='settings.import'),
path('settings/export', views.settings.bookmark_export, name='settings.export'),
# API
path('api/website_metadata', views.api.website_metadata, name='api.website_metadata'),
]

View file

@ -1,9 +1,11 @@
from django.contrib import messages
from django.contrib.auth.decorators import login_required
from django.http import HttpResponseRedirect
from django.http import HttpResponseRedirect, HttpResponse
from django.shortcuts import render
from django.urls import reverse
from bookmarks.models import Bookmark
from bookmarks.services.exporter import export_netscape_html
from bookmarks.services.importer import import_netscape_html
@ -22,13 +24,30 @@ def bookmark_import(request):
content = import_file.read()
import_netscape_html(content, request.user)
messages.success(request, 'Bookmarks were successfully imported.', 'bookmark_import')
except():
except Exception:
messages.error(request, 'An error occurred during bookmark import.', 'bookmark_import')
pass
return HttpResponseRedirect(reverse('bookmarks:settings.index'))
@login_required
def bookmark_export(request):
try:
bookmarks = Bookmark.objects.all()
file_content = 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 Exception:
return render(request, 'settings/index.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: