Fixed #8648 -- Admin no longer ignores to_field. Thanks for the help Karen Tracey and SmileyChris.
git-svn-id: http://code.djangoproject.com/svn/django/trunk@8823 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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@ -222,7 +222,11 @@ def items_for_result(cl, result):
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url = cl.url_for_result(result)
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# Convert the pk to something that can be used in Javascript.
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# Problem cases are long ints (23L) and non-ASCII strings.
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result_id = repr(force_unicode(getattr(result, pk)))[1:]
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if cl.to_field:
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attr = str(cl.to_field)
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else:
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attr = pk
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result_id = repr(force_unicode(getattr(result, attr)))[1:]
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yield mark_safe(u'<%s%s><a href="%s"%s>%s</a></%s>' % \
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(table_tag, row_class, url, (cl.is_popup and ' onclick="opener.dismissRelatedLookupPopup(window, %s); return false;"' % result_id or ''), conditional_escape(result_repr), table_tag))
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else:
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@ -24,6 +24,7 @@ ORDER_VAR = 'o'
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ORDER_TYPE_VAR = 'ot'
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PAGE_VAR = 'p'
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SEARCH_VAR = 'q'
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TO_FIELD_VAR = 't'
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IS_POPUP_VAR = 'pop'
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ERROR_FLAG = 'e'
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@ -52,9 +53,12 @@ class ChangeList(object):
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self.page_num = 0
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self.show_all = ALL_VAR in request.GET
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self.is_popup = IS_POPUP_VAR in request.GET
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self.to_field = request.GET.get(TO_FIELD_VAR)
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self.params = dict(request.GET.items())
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if PAGE_VAR in self.params:
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del self.params[PAGE_VAR]
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if TO_FIELD_VAR in self.params:
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del self.params[TO_FIELD_VAR]
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if ERROR_FLAG in self.params:
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del self.params[ERROR_FLAG]
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@ -41,20 +41,20 @@ class FilteredSelectMultiple(forms.SelectMultiple):
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class AdminDateWidget(forms.TextInput):
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class Media:
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js = (settings.ADMIN_MEDIA_PREFIX + "js/calendar.js",
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js = (settings.ADMIN_MEDIA_PREFIX + "js/calendar.js",
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settings.ADMIN_MEDIA_PREFIX + "js/admin/DateTimeShortcuts.js")
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def __init__(self, attrs={}):
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super(AdminDateWidget, self).__init__(attrs={'class': 'vDateField', 'size': '10'})
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class AdminTimeWidget(forms.TextInput):
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class Media:
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js = (settings.ADMIN_MEDIA_PREFIX + "js/calendar.js",
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js = (settings.ADMIN_MEDIA_PREFIX + "js/calendar.js",
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settings.ADMIN_MEDIA_PREFIX + "js/admin/DateTimeShortcuts.js")
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def __init__(self, attrs={}):
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super(AdminTimeWidget, self).__init__(attrs={'class': 'vTimeField', 'size': '8'})
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class AdminSplitDateTime(forms.SplitDateTimeWidget):
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"""
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A SplitDateTime Widget that has some admin-specific styling.
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@ -86,7 +86,7 @@ class AdminFileWidget(forms.FileInput):
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"""
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def __init__(self, attrs={}):
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super(AdminFileWidget, self).__init__(attrs)
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def render(self, name, value, attrs=None):
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output = []
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if value and hasattr(value, "url"):
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@ -105,11 +105,13 @@ class ForeignKeyRawIdWidget(forms.TextInput):
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super(ForeignKeyRawIdWidget, self).__init__(attrs)
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def render(self, name, value, attrs=None):
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from django.contrib.admin.views.main import TO_FIELD_VAR
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related_url = '../../../%s/%s/' % (self.rel.to._meta.app_label, self.rel.to._meta.object_name.lower())
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params = {}
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if self.rel.limit_choices_to:
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url = '?' + '&'.join(['%s=%s' % (k, ','.join(v)) for k, v in self.rel.limit_choices_to.items()])
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else:
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url = ''
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params.update(dict([(k, ','.join(v)) for k, v in self.rel.limit_choices_to.items()]))
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params.update({TO_FIELD_VAR: self.rel.get_related_field().name})
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url = '?' + '&'.join(['%s=%s' % (k, v) for k, v in params.items()])
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if not attrs.has_key('class'):
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attrs['class'] = 'vForeignKeyRawIdAdminField' # The JavaScript looks for this hook.
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output = [super(ForeignKeyRawIdWidget, self).render(name, value, attrs)]
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@ -121,11 +123,12 @@ class ForeignKeyRawIdWidget(forms.TextInput):
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if value:
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output.append(self.label_for_value(value))
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return mark_safe(u''.join(output))
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def label_for_value(self, value):
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return ' <strong>%s</strong>' % \
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truncate_words(self.rel.to.objects.get(pk=value), 14)
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key = self.rel.get_related_field().name
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obj = self.rel.to.objects.get(**{key: value})
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return ' <strong>%s</strong>' % truncate_words(obj, 14)
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class ManyToManyRawIdWidget(ForeignKeyRawIdWidget):
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"""
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A Widget for displaying ManyToMany ids in the "raw_id" interface rather than
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@ -133,7 +136,7 @@ class ManyToManyRawIdWidget(ForeignKeyRawIdWidget):
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"""
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def __init__(self, rel, attrs=None):
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super(ManyToManyRawIdWidget, self).__init__(rel, attrs)
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def render(self, name, value, attrs=None):
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attrs['class'] = 'vManyToManyRawIdAdminField'
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if value:
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@ -141,7 +144,7 @@ class ManyToManyRawIdWidget(ForeignKeyRawIdWidget):
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else:
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value = ''
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return super(ManyToManyRawIdWidget, self).render(name, value, attrs)
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def label_for_value(self, value):
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return ''
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@ -152,7 +155,7 @@ class ManyToManyRawIdWidget(ForeignKeyRawIdWidget):
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if value:
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return [value]
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return None
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def _has_changed(self, initial, data):
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if initial is None:
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initial = []
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@ -691,7 +691,12 @@ class ForeignKey(RelatedField, Field):
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setattr(cls, related.get_accessor_name(), ForeignRelatedObjectsDescriptor(related))
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def formfield(self, **kwargs):
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defaults = {'form_class': forms.ModelChoiceField, 'queryset': self.rel.to._default_manager.complex_filter(self.rel.limit_choices_to)}
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defaults = {
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'form_class': forms.ModelChoiceField,
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'queryset': self.rel.to._default_manager.complex_filter(
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self.rel.limit_choices_to),
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'to_field_name': self.rel.field_name,
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}
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defaults.update(kwargs)
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return super(ForeignKey, self).formfield(**defaults)
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@ -550,14 +550,21 @@ class ModelChoiceIterator(object):
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if self.field.cache_choices:
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if self.field.choice_cache is None:
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self.field.choice_cache = [
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(obj.pk, self.field.label_from_instance(obj))
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for obj in self.queryset.all()
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self.choice(obj) for obj in self.queryset.all()
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]
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for choice in self.field.choice_cache:
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yield choice
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else:
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for obj in self.queryset.all():
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yield (obj.pk, self.field.label_from_instance(obj))
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yield self.choice(obj)
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def choice(self, obj):
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if self.field.to_field_name:
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key = getattr(obj, self.field.to_field_name)
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else:
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key = obj.pk
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return (key, self.field.label_from_instance(obj))
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class ModelChoiceField(ChoiceField):
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"""A ChoiceField whose choices are a model QuerySet."""
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@ -570,7 +577,7 @@ class ModelChoiceField(ChoiceField):
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def __init__(self, queryset, empty_label=u"---------", cache_choices=False,
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required=True, widget=None, label=None, initial=None,
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help_text=None, *args, **kwargs):
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help_text=None, to_field_name=None, *args, **kwargs):
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self.empty_label = empty_label
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self.cache_choices = cache_choices
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@ -580,6 +587,7 @@ class ModelChoiceField(ChoiceField):
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*args, **kwargs)
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self.queryset = queryset
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self.choice_cache = None
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self.to_field_name = to_field_name
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def _get_queryset(self):
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return self._queryset
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@ -622,7 +630,8 @@ class ModelChoiceField(ChoiceField):
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if value in EMPTY_VALUES:
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return None
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try:
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value = self.queryset.get(pk=value)
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key = self.to_field_name or 'pk'
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value = self.queryset.get(**{key: value})
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except self.queryset.model.DoesNotExist:
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raise ValidationError(self.error_messages['invalid_choice'])
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return value
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@ -78,7 +78,7 @@ class BetterWriter(Writer):
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class WriterProfile(models.Model):
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writer = models.OneToOneField(Writer, primary_key=True)
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age = models.PositiveIntegerField()
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def __unicode__(self):
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return "%s is %s" % (self.writer, self.age)
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@ -137,7 +137,14 @@ class Price(models.Model):
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class ArticleStatus(models.Model):
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status = models.CharField(max_length=2, choices=ARTICLE_STATUS_CHAR, blank=True, null=True)
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class Inventory(models.Model):
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barcode = models.PositiveIntegerField(unique=True)
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parent = models.ForeignKey('self', to_field='barcode', blank=True, null=True)
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name = models.CharField(blank=False, max_length=20)
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def __unicode__(self):
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return self.name
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__test__ = {'API_TESTS': """
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>>> from django import forms
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>>> from django.forms.models import ModelForm, model_to_dict
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@ -1135,7 +1142,7 @@ u'1,2,3'
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Traceback (most recent call last):
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...
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ValidationError: [u'Enter only digits separated by commas.']
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>>> f.clean(',,,,')
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>>> f.clean(',,,,')
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u',,,,'
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>>> f.clean('1.2')
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Traceback (most recent call last):
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@ -1204,4 +1211,36 @@ Traceback (most recent call last):
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...
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ValidationError: [u'Select a valid choice. z is not one of the available choices.']
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# Foreign keys which use to_field #############################################
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>>> apple = Inventory.objects.create(barcode=86, name='Apple')
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>>> pear = Inventory.objects.create(barcode=22, name='Pear')
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>>> core = Inventory.objects.create(barcode=87, name='Core', parent=apple)
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>>> field = ModelChoiceField(Inventory.objects.all(), to_field_name='barcode')
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>>> for choice in field.choices:
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... print choice
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(u'', u'---------')
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(86, u'Apple')
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(22, u'Pear')
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(87, u'Core')
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>>> class InventoryForm(ModelForm):
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... class Meta:
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... model = Inventory
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>>> form = InventoryForm(instance=core)
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>>> print form['parent']
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<select name="parent" id="id_parent">
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<option value="">---------</option>
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<option value="86" selected="selected">Apple</option>
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<option value="22">Pear</option>
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<option value="87">Core</option>
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</select>
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>>> data = model_to_dict(core)
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>>> data['parent'] = '22'
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>>> form = InventoryForm(data=data, instance=core)
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>>> core = form.save()
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>>> core.parent
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<Inventory: Pear>
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"""}
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@ -5,14 +5,14 @@ from django.core.files.storage import default_storage
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class Member(models.Model):
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name = models.CharField(max_length=100)
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def __unicode__(self):
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return self.name
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class Band(models.Model):
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name = models.CharField(max_length=100)
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members = models.ManyToManyField(Member)
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def __unicode__(self):
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return self.name
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@ -20,10 +20,18 @@ class Album(models.Model):
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band = models.ForeignKey(Band)
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name = models.CharField(max_length=100)
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cover_art = models.FileField(upload_to='albums')
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def __unicode__(self):
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return self.name
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class Inventory(models.Model):
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barcode = models.PositiveIntegerField(unique=True)
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parent = models.ForeignKey('self', to_field='barcode', blank=True, null=True)
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name = models.CharField(blank=False, max_length=20)
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def __unicode__(self):
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return self.name
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__test__ = {'WIDGETS_TESTS': """
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>>> from datetime import datetime
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>>> from django.utils.html import escape, conditional_escape
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@ -84,6 +92,15 @@ True
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>>> w._has_changed([1, 2], [u'1', u'3'])
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True
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# Check that ForeignKeyRawIdWidget works with fields which aren't related to
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# the model's primary key.
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>>> apple = Inventory.objects.create(barcode=86, name='Apple')
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>>> pear = Inventory.objects.create(barcode=22, name='Pear')
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>>> core = Inventory.objects.create(barcode=87, name='Core', parent=apple)
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>>> rel = Inventory._meta.get_field('parent').rel
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>>> w = ForeignKeyRawIdWidget(rel)
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>>> print w.render('test', core.parent_id, attrs={})
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<input type="text" name="test" value="86" class="vForeignKeyRawIdAdminField" /><a href="../../../admin_widgets/inventory/" class="related-lookup" id="lookup_id_test" onclick="return showRelatedObjectLookupPopup(this);"> <img src="/admin_media/img/admin/selector-search.gif" width="16" height="16" alt="Lookup" /></a> <strong>Apple</strong>
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""" % {
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'ADMIN_MEDIA_PREFIX': settings.ADMIN_MEDIA_PREFIX,
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'STORAGE_URL': default_storage.url(''),
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