server-ux/mass_editing/wizard/mass_editing_wizard.py

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# Copyright (C) 2016 Serpent Consulting Services Pvt. Ltd. (support@serpentcs.com)
# Copyright (C) 2020 Iván Todorovich (https://twitter.com/ivantodorovich)
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
from lxml import etree
from flectra import _, api, fields, models
class MassEditingWizard(models.TransientModel):
_name = "mass.editing.wizard"
_description = "Wizard for mass edition"
selected_item_qty = fields.Integer(readonly=True)
remaining_item_qty = fields.Integer(readonly=True)
operation_description_info = fields.Text(readonly=True)
operation_description_warning = fields.Text(readonly=True)
operation_description_danger = fields.Text(readonly=True)
message = fields.Text(readonly=True)
@api.model
def default_get(self, fields):
res = super().default_get(fields)
server_action_id = self.env.context.get("server_action_id")
server_action = self.env["ir.actions.server"].sudo().browse(server_action_id)
# Compute items quantity
# Compatibility with server_actions_domain
active_ids = self.env.context.get("active_ids")
original_active_ids = self.env.context.get("original_active_ids", active_ids)
# Compute operation messages
operation_description_info = False
operation_description_warning = False
operation_description_danger = False
if len(active_ids) == len(original_active_ids):
operation_description_info = _(
"The treatment will be processed on the %d selected record(s)."
) % (len(active_ids))
elif len(original_active_ids):
operation_description_warning = _(
"You have selected %d record(s) that can not be processed.\n"
"Only %d record(s) will be processed."
) % (
len(original_active_ids) - len(active_ids),
len(active_ids),
)
else:
operation_description_danger = _(
"None of the %d record(s) you have selected can be processed."
) % (len(active_ids))
# Set values
res.update(
{
"selected_item_qty": len(active_ids),
"remaining_item_qty": len(original_active_ids),
"operation_description_info": operation_description_info,
"operation_description_warning": operation_description_warning,
"operation_description_danger": operation_description_danger,
"message": server_action.mass_edit_message,
}
)
return res
@api.model
def _prepare_fields(self, line, field, field_info):
result = {}
# Add "selection field (set / add / remove / remove_m2m)
if field.ttype == "many2many":
selection = [
("set", _("Set")),
("remove_m2m", _("Remove")),
("add", _("Add")),
]
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elif field.ttype == "one2many":
selection = [
("set_o2m", _("Set")),
("remove_o2m", _("Remove")),
]
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else:
selection = [("set", _("Set")), ("remove", _("Remove"))]
result["selection__" + field.name] = {
"type": "selection",
"string": field_info["string"],
"selection": selection,
}
# Add field info
result[field.name] = field_info
# Patch fields with required extra data
for item in result.values():
item.setdefault("views", {})
return result
@api.model
def _insert_field_in_arch(self, line, field, main_xml_group):
etree.SubElement(
main_xml_group,
"field",
{"name": "selection__" + field.name, "colspan": "2"},
)
field_vals = self._get_field_options(field)
if line.widget_option:
field_vals["widget"] = line.widget_option
etree.SubElement(main_xml_group, "field", field_vals)
def _get_field_options(self, field):
return {"name": field.name, "nolabel": "1", "colspan": "4"}
@api.model
def fields_view_get(
self, view_id=None, view_type="form", toolbar=False, submenu=False
):
result = super().fields_view_get(
view_id=view_id, view_type=view_type, toolbar=toolbar, submenu=submenu
)
server_action_id = self.env.context.get("server_action_id")
server_action = self.env["ir.actions.server"].sudo().browse(server_action_id)
if not server_action:
return result
all_fields = {}
TargetModel = self.env[server_action.model_id.model]
fields_info = TargetModel.fields_get()
arch = etree.fromstring(result["arch"])
main_xml_group = arch.find('.//group[@name="group_field_list"]')
for line in server_action.mapped("mass_edit_line_ids"):
# Field part
field = line.field_id
field_info = self._clean_check_company_field_domain(
TargetModel, field, fields_info[field.name]
)
if not line.apply_domain and "domain" in field_info:
field_info["domain"] = "[]"
all_fields.update(self._prepare_fields(line, field, field_info))
# XML Part
self._insert_field_in_arch(line, field, main_xml_group)
result["arch"] = etree.tostring(arch, encoding="unicode")
result["fields"] = all_fields
return result
@api.model
def _clean_check_company_field_domain(self, TargetModel, field, field_info):
"""
This method remove the field view domain added by Flectra for relational
fields with check_company attribute to avoid error for non exists
company_id or company_ids fields in wizard view.
See _description_domain method in _Relational Class
"""
field_class = TargetModel._fields[field.name]
if not field_class.relational or not field_class.check_company or field.domain:
return field_info
field_info["domain"] = "[]"
return field_info
@api.model
def create(self, vals):
server_action_id = self.env.context.get("server_action_id")
server_action = self.env["ir.actions.server"].sudo().browse(server_action_id)
active_ids = self.env.context.get("active_ids", [])
if server_action and active_ids:
TargetModel = self.env[server_action.model_id.model]
IrModelFields = self.env["ir.model.fields"]
IrTranslation = self.env["ir.translation"]
values = {}
for key, val in vals.items():
if key.startswith("selection_"):
split_key = key.split("__", 1)[1]
if val == "set":
values.update({split_key: vals.get(split_key, False)})
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elif val == "set_o2m":
values.update({split_key: vals.get(split_key, [(6, 0, [])])})
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elif val == "remove":
values.update({split_key: False})
# If field to remove is translatable,
# its translations have to be removed
model_field = IrModelFields.search(
[
("model", "=", server_action.model_id.model),
("name", "=", split_key),
]
)
if model_field and model_field.translate:
translations = IrTranslation.search(
[
("res_id", "in", active_ids),
("type", "=", "model"),
(
"name",
"=",
u"{},{}".format(
server_action.model_id.model, split_key
),
),
]
)
translations.unlink()
elif val == "remove_m2m":
m2m_list = []
if vals.get(split_key):
for m2m_id in vals.get(split_key)[0][2]:
m2m_list.append((3, m2m_id))
if m2m_list:
values.update({split_key: m2m_list})
else:
values.update({split_key: [(5, 0, [])]})
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elif val == "remove_o2m":
values.update({split_key: [(6, 0, [])]})
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elif val == "add":
m2m_list = []
for m2m_id in vals.get(split_key, False)[0][2]:
m2m_list.append((4, m2m_id))
values.update({split_key: m2m_list})
if values:
TargetModel.browse(active_ids).write(values)
return super().create({})
def read(self, fields, load="_classic_read"):
"""Without this call, dynamic fields build by fields_view_get()
generate a log warning, i.e.:
flectra.models:mass.editing.wizard.read() with unknown field 'myfield'
flectra.models:mass.editing.wizard.read()
with unknown field 'selection__myfield'
"""
real_fields = fields
if fields:
# We remove fields which are not in _fields
real_fields = [x for x in fields if x in self._fields]
result = super().read(real_fields, load=load)
# adding fields to result
[result[0].update({x: False}) for x in fields if x not in real_fields]
return result
def button_apply(self):
self.ensure_one()