ArchiveBox/archivebox/core/forms.py
2020-12-10 12:48:30 -05:00

67 lines
2 KiB
Python

__package__ = 'archivebox.core'
from django import forms
from ..util import URL_REGEX
from ..vendor.taggit_utils import edit_string_for_tags, parse_tags
CHOICES = (
('0', 'depth = 0 (archive just these URLs)'),
('1', 'depth = 1 (archive these URLs and all URLs one hop away)'),
)
from ..extractors import get_default_archive_methods
ARCHIVE_METHODS = [
(name, name)
for name, _, _ in get_default_archive_methods()
]
class AddLinkForm(forms.Form):
url = forms.RegexField(label="URLs (one per line)", regex=URL_REGEX, min_length='6', strip=True, widget=forms.Textarea, required=True)
depth = forms.ChoiceField(label="Archive depth", choices=CHOICES, widget=forms.RadioSelect, initial='0')
archive_methods = forms.MultipleChoiceField(
required=False,
widget=forms.SelectMultiple,
choices=ARCHIVE_METHODS,
)
class TagWidgetMixin:
def format_value(self, value):
if value is not None and not isinstance(value, str):
value = edit_string_for_tags(value)
return super().format_value(value)
class TagWidget(TagWidgetMixin, forms.TextInput):
pass
class TagField(forms.CharField):
widget = TagWidget
def clean(self, value):
value = super().clean(value)
try:
return parse_tags(value)
except ValueError:
raise forms.ValidationError(
"Please provide a comma-separated list of tags."
)
def has_changed(self, initial_value, data_value):
# Always return False if the field is disabled since self.bound_data
# always uses the initial value in this case.
if self.disabled:
return False
try:
data_value = self.clean(data_value)
except forms.ValidationError:
pass
if initial_value is None:
initial_value = []
initial_value = [tag.name for tag in initial_value]
initial_value.sort()
return initial_value != data_value