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Added raw_id_admin support to ManyToManyField objects; fixes #260 

git-svn-id: http://code.djangoproject.com/svn/django/trunk@516 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Jacob Kaplan-Moss 2005-08-16 18:08:37 +00:00
parent 935daf0626
commit 7d374ad597
3 changed files with 58 additions and 13 deletions
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5
django/conf/admin_media/js/admin/RelatedObjectLookups.js vendored
View File

@ -9,7 +9,12 @@ function showRelatedObjectLookupPopup(triggeringLink) {
}
function dismissRelatedLookupPopup(win, chosenId) {
var elem = document.getElementById(win.name);
if (elem.className.indexOf('vCommaSeparatedIntegerField') != -1 && elem.value) {
elem.value += ',' + chosenId;
} else {
document.getElementById(win.name).value = chosenId;
}
win.close();
}

29
django/core/meta/fields.py
View File

@ -71,6 +71,9 @@ class Field(object):
self.radio_admin = radio_admin
self.help_text = help_text
if rel and isinstance(rel, ManyToMany):
if rel.raw_id_admin:
self.help_text += ' Separate multiple IDs with commas.'
else:
self.help_text += ' Hold down "Control", or "Command" on a Mac, to select more than one.'
# Set db_index to True if the field has a relationship and doesn't explicitly set db_index.
@ -572,10 +575,16 @@ class ManyToManyField(Field):
num_in_admin=kwargs.pop('num_in_admin', 0),
related_name=kwargs.pop('related_name', None),
filter_interface=kwargs.pop('filter_interface', None),
limit_choices_to=kwargs.pop('limit_choices_to', None))
limit_choices_to=kwargs.pop('limit_choices_to', None),
raw_id_admin=kwargs.pop('raw_id_admin', False))
if kwargs["rel"].raw_id_admin:
kwargs.setdefault("validator_list", []).append(self.isValidIDList)
Field.__init__(self, **kwargs)
def get_manipulator_field_objs(self):
if self.rel.raw_id_admin:
return [formfields.CommaSeparatedIntegerField]
else:
choices = self.get_choices(include_blank=False)
return [curry(formfields.SelectMultipleField, size=min(max(len(choices), 5), 15), choices=choices)]
@ -583,6 +592,20 @@ class ManyToManyField(Field):
"Returns the name of the many-to-many 'join' table."
return '%s_%s' % (original_opts.db_table, self.name)
def isValidIDList(self, field_data, all_data):
"Validates that the value is a valid list of foreign keys"
mod = self.rel.to.get_model_module()
try:
pks = map(int, field_data.split(','))
except ValueError:
# the CommaSeparatedIntegerField validator will catch this error
return
objects = mod.get_in_bulk(pks)
if len(objects) != len(pks):
badkeys = [k for k in pks if k not in objects]
raise validators.ValidationError, "Please enter valid %s IDs (the value%s %r %s invalid)" % \
(self.verbose_name, len(badkeys) > 1 and 's' or '', len(badkeys) == 1 and badkeys[0] or tuple(badkeys), len(badkeys) == 1 and "is" or "are")
class OneToOneField(IntegerField):
def __init__(self, to, to_field=None, rel_name=None, **kwargs):
kwargs['name'] = kwargs.get('name', 'id')
@ -631,13 +654,15 @@ class ManyToOne:
class ManyToMany:
def __init__(self, to, name, num_in_admin=0, related_name=None,
filter_interface=None, limit_choices_to=None):
filter_interface=None, limit_choices_to=None, raw_id_admin=False):
self.to, self.name = to._meta, name
self.num_in_admin = num_in_admin
self.related_name = related_name
self.filter_interface = filter_interface
self.limit_choices_to = limit_choices_to or {}
self.edit_inline = False
self.raw_id_admin = raw_id_admin
assert not (self.raw_id_admin and self.filter_interface), "ManyToMany relationships may not use both raw_id_admin and filter_interface"
class OneToOne(ManyToOne):
def __init__(self, to, name, field_name, num_in_admin=0, edit_inline=False,

25
django/views/admin/main.py
View File

@ -510,7 +510,7 @@ def _get_flattened_data(field, val):
else:
return {field.name: val}
use_raw_id_admin = lambda field: isinstance(field.rel, meta.ManyToOne) and field.rel.raw_id_admin
use_raw_id_admin = lambda field: isinstance(field.rel, (meta.ManyToOne, meta.ManyToMany)) and field.rel.raw_id_admin
def _get_submit_row_template(opts, app_label, add, change, show_delete, ordered_objects):
t = ['<div class="submit-row">']
@ -722,8 +722,13 @@ def _get_admin_field(field_list, name_prefix, rel, add, change):
if change and field.primary_key:
t.append('{{ %soriginal.%s }}' % ((rel and name_prefix or ''), field.name))
if change and use_raw_id_admin(field):
obj_repr = '%soriginal.get_%s|truncatewords:"14"' % (rel and name_prefix or '', field.rel.name)
t.append('{%% if %s %%}&nbsp;<strong>{{ %s }}</strong>{%% endif %%}' % (obj_repr, obj_repr))
if isinstance(field.rel, meta.ManyToOne):
if_bit = '%soriginal.get_%s' % (rel and name_prefix or '', field.rel.name)
obj_repr = if_bit + '|truncatewords:"14"'
elif isinstance(field.rel, meta.ManyToMany):
if_bit = '%soriginal.get_%s_list' % (rel and name_prefix or '', field.rel.name)
obj_repr = if_bit + '|join:", "|truncatewords:"14"'
t.append('{%% if %s %%}&nbsp;<strong>{{ %s }}</strong>{%% endif %%}' % (if_bit, obj_repr))
if field.help_text:
t.append('<p class="help">%s</p>\n' % field.help_text)
t.append('</div>\n\n')
@ -766,6 +771,9 @@ def add_stage(request, app_label, module_name, show_delete=False, form_url='', p
new_data.update(request.FILES)
errors = manipulator.get_validation_errors(new_data)
if not errors and not request.POST.has_key("_preview"):
for f in opts.many_to_many:
if f.rel.raw_id_admin:
new_data.setlist(f.name, new_data[f.name].split(","))
manipulator.do_html2python(new_data)
new_object = manipulator.save(new_data)
pk_value = getattr(new_object, opts.pk.name)
@ -804,7 +812,7 @@ def add_stage(request, app_label, module_name, show_delete=False, form_url='', p
# In required many-to-many fields with only one available choice,
# select that one available choice.
for f in opts.many_to_many:
if not f.blank and not f.rel.edit_inline and len(manipulator[f.name].choices) == 1:
if not f.blank and not f.rel.edit_inline and not f.rel.raw_id_admin and len(manipulator[f.name].choices) == 1:
new_data[f.name] = [manipulator[f.name].choices[0][0]]
# Add default data for related objects.
for rel_opts, rel_field in opts.get_inline_related_objects():
@ -855,13 +863,18 @@ def change_stage(request, app_label, module_name, object_id):
manipulator = mod.ChangeManipulator(object_id)
except ObjectDoesNotExist:
raise Http404
inline_related_objects = opts.get_inline_related_objects()
if request.POST:
new_data = request.POST.copy()
if opts.has_field_type(meta.FileField):
new_data.update(request.FILES)
errors = manipulator.get_validation_errors(new_data)
if not errors and not request.POST.has_key("_preview"):
for f in opts.many_to_many:
if f.rel.raw_id_admin:
new_data.setlist(f.name, new_data[f.name].split(","))
manipulator.do_html2python(new_data)
new_object = manipulator.save(new_data)
pk_value = getattr(new_object, opts.pk.name)
@ -904,7 +917,9 @@ def change_stage(request, app_label, module_name, object_id):
for f in opts.fields:
new_data.update(_get_flattened_data(f, getattr(obj, f.name)))
for f in opts.many_to_many:
if not f.rel.edit_inline:
if f.rel.raw_id_admin:
new_data[f.name] = ",".join([str(i.id) for i in getattr(obj, 'get_%s_list' % f.rel.name)()])
elif not f.rel.edit_inline:
new_data[f.name] = [i.id for i in getattr(obj, 'get_%s_list' % f.rel.name)()]
for rel_obj, rel_field in inline_related_objects:
var_name = rel_obj.object_name.lower()