90 lines
2.4 KiB
Python
90 lines
2.4 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import django.forms
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from django import template as django_template
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register = django_template.Library()
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@register.filter
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def add_bootstrap_class(field):
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"""Add a "form-control" CSS class to the field's widget.
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This is so that Bootstrap styles it properly.
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"""
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if not isinstance(field.field.widget, (
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django.forms.widgets.CheckboxInput,
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django.forms.widgets.CheckboxSelectMultiple,
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django.forms.widgets.RadioSelect,
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django.forms.widgets.FileInput,
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str,
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)):
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field_classes = set(field.field.widget.attrs.get('class', '').split())
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field_classes.add('form-control')
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field.field.widget.attrs['class'] = ' '.join(field_classes)
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return field
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@register.filter
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def autocomplete(field, value='on'):
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field.field.widget.attrs['autocomplete'] = value
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return field
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@register.filter
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def is_checkbox(field):
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return isinstance(field.field.widget, django.forms.CheckboxInput)
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@register.filter
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def is_multiple_checkbox(field):
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return isinstance(field.field.widget, django.forms.CheckboxSelectMultiple)
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@register.filter
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def is_radio(field):
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return isinstance(field.field.widget, django.forms.RadioSelect)
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@register.filter
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def is_file(field):
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return isinstance(field.field.widget, django.forms.FileInput)
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@register.filter
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def is_number(field):
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return isinstance(field.field.widget, django.forms.NumberInput)
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@register.filter
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def add_item_url(field):
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if hasattr(field.field.widget, 'get_add_item_url'):
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return field.field.widget.get_add_item_url()
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return None
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@register.filter
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def wrapper_classes(field):
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classes = []
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if is_multiple_checkbox(field):
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classes.append('multiple-checkbox')
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return ' '.join(classes)
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@register.filter
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def get_range(val):
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if val:
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return range(1, val + 1)
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return []
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