def __init__(self, form, field, is_first, model_admin=None):
# Make self.field look a little bit like a field. This means that
# {{ field.name }} must be a useful class name to identify the field.
# For convenience, store other field-related data here too.
if callable(field):
class_name = field.__name__ if field.__name__ != '<lambda>' else ''
else:
class_name = field
if form._meta.labels and class_name in form._meta.labels:
label = form._meta.labels[class_name]
else:
label = label_for_field(field, form._meta.model, model_admin)
if form._meta.help_texts and class_name in form._meta.help_texts:
help_text = form._meta.help_texts[class_name]
else:
help_text = help_text_for_field(class_name, form._meta.model)
self.field = {
'name': class_name,
'label': label,
'help_text': help_text,
'field': field,
}
self.form = form
self.model_admin = model_admin
self.is_first = is_first
self.is_checkbox = False
self.is_readonly = True
def __init__(self, form, field, is_first, model_admin=None):
# Make self.field look a little bit like a field. This means that
# {{ field.name }} must be a useful class name to identify the field.
# For convenience, store other field-related data here too.
if callable(field):
class_name = field.__name__ if field.__name__ != '<lambda>' else ''
else:
class_name = field
if form._meta.labels and class_name in form._meta.labels:
label = form._meta.labels[class_name]
else:
label = label_for_field(field, form._meta.model, model_admin)
if form._meta.help_texts and class_name in form._meta.help_texts:
help_text = form._meta.help_texts[class_name]
else:
help_text = help_text_for_field(class_name, form._meta.model)
self.field = {
'name': class_name,
'label': label,
'help_text': help_text,
'field': field,
}
self.form = form
self.model_admin = model_admin
self.is_first = is_first
self.is_checkbox = False
self.is_readonly = True
def fields(self):
fk = getattr(self.formset, "fk", None)
for i, field_name in enumerate(flatten_fieldsets(self.fieldsets)):
if fk and fk.name == field_name:
continue
if field_name in self.readonly_fields:
yield {
'label': label_for_field(field_name, self.opts.model, self.opts),
'widget': {
'is_hidden': False
},
'required': False,
'help_text': help_text_for_field(field_name, self.opts.model),
}
else:
yield self.formset.form.base_fields[field_name]
def fields(self):
fk = getattr(self.formset, "fk", None)
for i, field_name in enumerate(flatten_fieldsets(self.fieldsets)):
if fk and fk.name == field_name:
continue
if field_name in self.readonly_fields:
yield {
'label':
label_for_field(field_name, self.opts.model, self.opts),
'widget': {
'is_hidden': False
},
'required':
False,
'help_text':
help_text_for_field(field_name, self.opts.model),
}
else:
yield self.formset.form.base_fields[field_name]
def result_headers(cl):
"""
Generates the list column headers.
"""
ordering_field_columns = cl.get_ordering_field_columns()
for i, field_name in enumerate(cl.list_display):
text, attr = label_for_field(
field_name, cl.model,
model_admin=cl.model_admin,
return_attr=True
)
if attr:
# Potentially not sortable
# if the field is the action checkbox: no sorting and special class
if field_name == 'action_checkbox':
yield {
"text": text,
"class_attrib": mark_safe(' class="action-checkbox-column"'),
"sortable": False,
}
continue
admin_order_field = getattr(attr, "admin_order_field", None)
if not admin_order_field:
# Not sortable
yield {
"text": text,
"class_attrib": format_html(' class="column-{}"', field_name),
"sortable": False,
}
continue
# OK, it is sortable if we got this far
th_classes = ['sortable', 'column-{}'.format(field_name)]
order_type = ''
new_order_type = 'asc'
sort_priority = 0
sorted = False
# Is it currently being sorted on?
if i in ordering_field_columns:
sorted = True
order_type = ordering_field_columns.get(i).lower()
sort_priority = list(ordering_field_columns).index(i) + 1
th_classes.append('sorted %sending' % order_type)
new_order_type = {'asc': 'desc', 'desc': 'asc'}[order_type]
# build new ordering param
o_list_primary = [] # URL for making this field the primary sort
o_list_remove = [] # URL for removing this field from sort
o_list_toggle = [] # URL for toggling order type for this field
make_qs_param = lambda t, n: ('-' if t == 'desc' else '') + str(n)
for j, ot in ordering_field_columns.items():
if j == i: # Same column
param = make_qs_param(new_order_type, j)
# We want clicking on this header to bring the ordering to the
# front
o_list_primary.insert(0, param)
o_list_toggle.append(param)
# o_list_remove - omit
else:
param = make_qs_param(ot, j)
o_list_primary.append(param)
o_list_toggle.append(param)
o_list_remove.append(param)
if i not in ordering_field_columns:
o_list_primary.insert(0, make_qs_param(new_order_type, i))
yield {
"text": text,
"sortable": True,
"sorted": sorted,
"ascending": order_type == "asc",
"sort_priority": sort_priority,
"url_primary": cl.get_query_string({ORDER_VAR: '.'.join(o_list_primary)}),
"url_remove": cl.get_query_string({ORDER_VAR: '.'.join(o_list_remove)}),
"url_toggle": cl.get_query_string({ORDER_VAR: '.'.join(o_list_toggle)}),
"class_attrib": format_html(' class="{}"', ' '.join(th_classes)) if th_classes else '',
}
def result_headers(cl):
"""
Generates the list column headers.
"""
ordering_field_columns = cl.get_ordering_field_columns()
for i, field_name in enumerate(cl.list_display):
text, attr = label_for_field(field_name,
cl.model,
model_admin=cl.model_admin,
return_attr=True)
if attr:
# Potentially not sortable
# if the field is the action checkbox: no sorting and special class
if field_name == 'action_checkbox':
yield {
"text": text,
"class_attrib":
mark_safe(' class="action-checkbox-column"'),
"sortable": False,
}
continue
admin_order_field = getattr(attr, "admin_order_field", None)
if not admin_order_field:
# Not sortable
yield {
"text": text,
"class_attrib": format_html(' class="column-{}"',
field_name),
"sortable": False,
}
continue
# OK, it is sortable if we got this far
th_classes = ['sortable', 'column-{}'.format(field_name)]
order_type = ''
new_order_type = 'asc'
sort_priority = 0
sorted = False
# Is it currently being sorted on?
if i in ordering_field_columns:
sorted = True
order_type = ordering_field_columns.get(i).lower()
sort_priority = list(ordering_field_columns).index(i) + 1
th_classes.append('sorted %sending' % order_type)
new_order_type = {'asc': 'desc', 'desc': 'asc'}[order_type]
# build new ordering param
o_list_primary = [] # URL for making this field the primary sort
o_list_remove = [] # URL for removing this field from sort
o_list_toggle = [] # URL for toggling order type for this field
make_qs_param = lambda t, n: ('-' if t == 'desc' else '') + str(n)
for j, ot in ordering_field_columns.items():
if j == i: # Same column
param = make_qs_param(new_order_type, j)
# We want clicking on this header to bring the ordering to the
# front
o_list_primary.insert(0, param)
o_list_toggle.append(param)
# o_list_remove - omit
else:
param = make_qs_param(ot, j)
o_list_primary.append(param)
o_list_toggle.append(param)
o_list_remove.append(param)
if i not in ordering_field_columns:
o_list_primary.insert(0, make_qs_param(new_order_type, i))
yield {
"text":
text,
"sortable":
True,
"sorted":
sorted,
"ascending":
order_type == "asc",
"sort_priority":
sort_priority,
"url_primary":
cl.get_query_string({ORDER_VAR: '.'.join(o_list_primary)}),
"url_remove":
cl.get_query_string({ORDER_VAR: '.'.join(o_list_remove)}),
"url_toggle":
cl.get_query_string({ORDER_VAR: '.'.join(o_list_toggle)}),
"class_attrib":
format_html(' class="{}"', ' '.join(th_classes))
if th_classes else '',
}
