229 lines
8.3 KiB
Python
229 lines
8.3 KiB
Python
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import textwrap
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from functools import partial
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from django import forms
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from django.contrib.admin import helpers
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from django.core import validators
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from django.forms.models import modelformset_factory, BaseModelFormSet
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from django.template import Template, Context
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from django.utils.translation import gettext_lazy as _
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from orchestra.forms.widgets import SpanWidget
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from ..core.validators import validate_password
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class AdminFormMixin(object):
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""" Provides a method for rendering a form just like in Django Admin """
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def as_admin(self):
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prepopulated_fields = {}
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fieldsets = [
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(None, {
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'fields': list(self.fields.keys())
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}),
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]
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adminform = helpers.AdminForm(self, fieldsets, prepopulated_fields)
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template = Template(
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'{% for fieldset in adminform %}'
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' {% include "admin/includes/fieldset.html" %}'
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'{% endfor %}'
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)
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context = {
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'adminform': adminform
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}
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return template.render(Context(context))
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class AdminFormSet(BaseModelFormSet):
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def as_admin(self):
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template = Template(textwrap.dedent("""\
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<div class="inline-group">
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<div class="tabular inline-related last-related">
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{{ formset.management_form }}
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<fieldset class="module">
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{{ formset.non_form_errors.as_ul }}
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<table id="formset" class="form">
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{% for form in formset.forms %}
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{% if forloop.first %}
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<thead><tr>
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{% for field in form.visible_fields %}
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<th>{{ field.label|capfirst }}</th>
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{% endfor %}
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</tr></thead>
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{% endif %}
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<tr class="{% cycle 'row1' 'row2' %}">
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{% for field in form.visible_fields %}
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<td>
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{# Include the hidden fields in the form #}
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{% if forloop.first %}
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{% for hidden in form.hidden_fields %}
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{{ hidden }}
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{% endfor %}
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{% endif %}
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{{ field.errors.as_ul }}
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{{ field }}
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</td>
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{% endfor %}
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</tr>
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{% endfor %}
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</table>
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</fieldset>
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</div>
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</div>""")
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)
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context = {
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'formset': self
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}
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return template.render(Context(context))
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class AdminPasswordChangeForm(forms.Form):
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"""
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A form used to change the password of a user in the admin interface.
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"""
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error_messages = {
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'password_mismatch': _("The two password fields didn't match."),
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'password_missing': _("No password has been provided."),
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'bad_hash': _("Invalid password format or unknown hashing algorithm."),
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}
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required_css_class = 'required'
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password = forms.CharField(label=_("Password"), required=False,
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widget=forms.TextInput(attrs={'size':'120'}))
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password1 = forms.CharField(label=_("Password"), widget=forms.PasswordInput,
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required=False, validators=[validate_password])
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password2 = forms.CharField(label=_("Password (again)"), widget=forms.PasswordInput,
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required=False)
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def __init__(self, user, *args, **kwargs):
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self.related = kwargs.pop('related', [])
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self.raw = kwargs.pop('raw', False)
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self.user = user
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super().__init__(*args, **kwargs)
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self.password_provided = False
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for ix, rel in enumerate(self.related):
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self.fields['password_%i' % ix] = forms.CharField(label=_("Password"), required=False,
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widget=forms.TextInput(attrs={'size':'120'}))
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setattr(self, 'clean_password_%i' % ix, partial(self.clean_password, ix=ix))
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self.fields['password1_%i' % ix] = forms.CharField(label=_("Password"),
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widget=forms.PasswordInput, required=False)
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self.fields['password2_%i' % ix] = forms.CharField(label=_("Password (again)"),
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widget=forms.PasswordInput, required=False)
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setattr(self, 'clean_password2_%i' % ix, partial(self.clean_password2, ix=ix))
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def clean_password2(self, ix=''):
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if ix != '':
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ix = '_%i' % ix
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password1 = self.cleaned_data.get('password1%s' % ix)
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password2 = self.cleaned_data.get('password2%s' % ix)
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if password1 and password2:
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self.password_provided = True
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if password1 != password2:
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raise forms.ValidationError(
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self.error_messages['password_mismatch'],
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code='password_mismatch',
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)
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elif password1 or password2:
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self.password_provided = True
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raise forms.ValidationError(
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self.error_messages['password_mismatch'],
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code='password_mismatch',
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)
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return password2
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def clean_password(self, ix=''):
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if ix != '':
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ix = '_%i' % ix
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password = self.cleaned_data.get('password%s' % ix)
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if password:
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# lazy loading because of passlib
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from django.contrib.auth.hashers import identify_hasher
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self.password_provided = True
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try:
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identify_hasher(password)
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except ValueError:
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raise forms.ValidationError(
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self.error_messages['bad_hash'],
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code='bad_hash',
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)
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return password
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def clean(self):
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if not self.password_provided:
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raise forms.ValidationError(
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self.error_messages['password_missing'],
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code='password_missing',
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)
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def save(self, commit=True):
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"""
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Saves the new password.
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"""
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field_name = 'password' if self.raw else 'password1'
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password = self.cleaned_data[field_name]
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if password:
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if self.raw:
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self.user.password = password
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else:
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self.user.set_password(password)
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if commit:
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try:
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self.user.save(update_fields=['password'])
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except ValueError:
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# password is not a field but an attribute
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self.user.save() # Trigger the backend
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for ix, rel in enumerate(self.related):
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password = self.cleaned_data['%s_%s' % (field_name, ix)]
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if password:
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if self.raw:
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rel.password = password
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else:
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set_password = getattr(rel, 'set_password')
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set_password(password)
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if commit:
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rel.save(update_fields=['password'])
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return self.user
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def _get_changed_data(self):
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data = super().changed_data
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for name in self.fields.keys():
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if name not in data:
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return []
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return ['password']
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changed_data = property(_get_changed_data)
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class SendEmailForm(forms.Form):
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email_from = forms.EmailField(label=_("From"),
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widget=forms.TextInput(attrs={'size': '118'}))
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to = forms.CharField(label="To", required=False)
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extra_to = forms.CharField(label="To (extra)", required=False,
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widget=forms.TextInput(attrs={'size': '118'}))
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subject = forms.CharField(label=_("Subject"),
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widget=forms.TextInput(attrs={'size': '118'}))
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message = forms.CharField(label=_("Message"),
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widget=forms.Textarea(attrs={'cols': 118, 'rows': 15}))
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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initial = kwargs.get('initial')
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if 'to' in initial:
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self.fields['to'].widget = SpanWidget(original=initial['to'])
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else:
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self.fields.pop('to')
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def clean_comma_separated_emails(self, value):
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clean_value = []
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for email in value.split(','):
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email = email.strip()
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if email:
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try:
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validators.validate_email(email)
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except validators.ValidationError:
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raise validators.ValidationError("Comma separated email addresses.")
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clean_value.append(email)
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return clean_value
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def clean_extra_to(self):
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extra_to = self.cleaned_data['extra_to']
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return self.clean_comma_separated_emails(extra_to)
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