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Remove constance from thirdpart
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zhengxie
@@ -1,187 +0,0 @@
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from datetime import datetime, date, time
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from decimal import Decimal
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import hashlib
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from operator import itemgetter
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from django import forms
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from django.contrib import admin, messages
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from django.contrib.admin import widgets
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from django.contrib.admin.options import csrf_protect_m
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from django.core.exceptions import PermissionDenied, ImproperlyConfigured
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from django.forms import fields
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from django.http import HttpResponseRedirect
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from django.shortcuts import render_to_response
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from django.template.context import RequestContext
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from django.utils import six
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from django.utils.formats import localize
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from django.utils.translation import ugettext_lazy as _
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try:
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from django.utils.encoding import smart_bytes
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except ImportError:
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from django.utils.encoding import smart_str as smart_bytes
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try:
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from django.conf.urls import patterns, url
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except ImportError: # Django < 1.4
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from django.conf.urls.defaults import patterns, url
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from . import LazyConfig, settings
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config = LazyConfig()
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NUMERIC_WIDGET = forms.TextInput(attrs={'size': 10})
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INTEGER_LIKE = (fields.IntegerField, {'widget': NUMERIC_WIDGET})
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STRING_LIKE = (fields.CharField, {
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'widget': forms.Textarea(attrs={'rows': 3}),
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'required': False,
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})
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FIELDS = {
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bool: (fields.BooleanField, {'required': False}),
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int: INTEGER_LIKE,
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Decimal: (fields.DecimalField, {'widget': NUMERIC_WIDGET}),
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str: STRING_LIKE,
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datetime: (fields.DateTimeField, {'widget': widgets.AdminSplitDateTime}),
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date: (fields.DateField, {'widget': widgets.AdminDateWidget}),
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time: (fields.TimeField, {'widget': widgets.AdminTimeWidget}),
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float: (fields.FloatField, {'widget': NUMERIC_WIDGET}),
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}
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if not six.PY3:
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FIELDS.update({
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long: INTEGER_LIKE,
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unicode: STRING_LIKE,
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})
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class ConstanceForm(forms.Form):
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version = forms.CharField(widget=forms.HiddenInput)
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def __init__(self, initial, *args, **kwargs):
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super(ConstanceForm, self).__init__(*args, initial=initial, **kwargs)
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version_hash = hashlib.md5()
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for name, (default, help_text) in settings.CONFIG.items():
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config_type = type(default)
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if config_type not in FIELDS:
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raise ImproperlyConfigured(_("Constance doesn't support "
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"config values of the type "
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"%(config_type)s. Please fix "
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"the value of '%(name)s'.")
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% {'config_type': config_type,
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'name': name})
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field_class, kwargs = FIELDS[config_type]
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self.fields[name] = field_class(label=name, **kwargs)
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version_hash.update(smart_bytes(initial.get(name, '')))
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self.initial['version'] = version_hash.hexdigest()
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def save(self):
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for name in settings.CONFIG:
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setattr(config, name, self.cleaned_data[name])
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def clean_version(self):
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value = self.cleaned_data['version']
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if value != self.initial['version']:
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raise forms.ValidationError(_('The settings have been modified '
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'by someone else. Please reload the '
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'form and resubmit your changes.'))
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return value
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class ConstanceAdmin(admin.ModelAdmin):
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def get_urls(self):
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info = self.model._meta.app_label, self.model._meta.module_name
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return patterns('',
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url(r'^$',
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self.admin_site.admin_view(self.changelist_view),
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name='%s_%s_changelist' % info),
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url(r'^$',
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self.admin_site.admin_view(self.changelist_view),
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name='%s_%s_add' % info),
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)
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@csrf_protect_m
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def changelist_view(self, request, extra_context=None):
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# First load a mapping between config name and default value
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if not self.has_change_permission(request, None):
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raise PermissionDenied
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default_initial = ((name, default)
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for name, (default, help_text) in settings.CONFIG.items())
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# Then update the mapping with actually values from the backend
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initial = dict(default_initial,
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**dict(config._backend.mget(settings.CONFIG.keys())))
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form = ConstanceForm(initial=initial)
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if request.method == 'POST':
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form = ConstanceForm(data=request.POST, initial=initial)
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if form.is_valid():
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form.save()
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# In django 1.5 this can be replaced with self.message_user
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messages.add_message(
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request,
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messages.SUCCESS,
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_('Live settings updated successfully.'),
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)
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return HttpResponseRedirect('.')
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context = {
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'config': [],
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'title': _('Constance config'),
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'app_label': 'constance',
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'opts': Config._meta,
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'form': form,
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'media': self.media + form.media,
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}
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for name, (default, help_text) in settings.CONFIG.items():
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# First try to load the value from the actual backend
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value = initial.get(name)
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# Then if the returned value is None, get the default
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if value is None:
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value = getattr(config, name)
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context['config'].append({
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'name': name,
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'default': localize(default),
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'help_text': _(help_text),
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'value': localize(value),
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'modified': value != default,
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'form_field': form[name],
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})
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context['config'].sort(key=itemgetter('name'))
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context_instance = RequestContext(request,
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current_app=self.admin_site.name)
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return render_to_response('admin/constance/change_list.html',
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context, context_instance=context_instance)
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def has_add_permission(self, *args, **kwargs):
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return False
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def has_delete_permission(self, *args, **kwargs):
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return False
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def has_change_permission(self, request, obj=None):
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if settings.SUPERUSER_ONLY:
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return request.user.is_superuser
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return super(ConstanceAdmin, self).has_change_permission(request, obj)
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class Config(object):
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class Meta(object):
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app_label = 'constance'
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object_name = 'Config'
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model_name = module_name = 'config'
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verbose_name_plural = _('config')
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get_ordered_objects = lambda x: False
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abstract = False
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swapped = False
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def get_change_permission(self):
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return 'change_%s' % self.model_name
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_meta = Meta()
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admin.site.register([Config], ConstanceAdmin)
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