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[IMP] base_exception: One model per python file

pull/2670/head
Laurent Mignon (ACSONE) 2023-07-04 13:38:04 +02:00
parent f4562f612a
commit 7ceadd9fc6
4 changed files with 224 additions and 194 deletions
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2
base_exception/models/__init__.py
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@ -1 +1,3 @@
from . import exception_rule
from . import base_exception_method
from . import base_exception

195
base_exception/models/base_exception.py
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@ -2,6 +2,7 @@
# Copyright 2017 Akretion (http://www.akretion.com)
# Mourad EL HADJ MIMOUNE <mourad.elhadj.mimoune@akretion.com>
# Copyright 2020 Hibou Corp.
# Copyright 2023 ACSONE SA/NV (http://acsone.eu)
# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
import html
@ -9,204 +10,10 @@ import logging
from odoo import _, api, fields, models
from odoo.exceptions import UserError, ValidationError
from odoo.osv import expression
from odoo.tools.safe_eval import safe_eval
_logger = logging.getLogger(__name__)
class ExceptionRule(models.Model):
_name = "exception.rule"
_description = "Exception Rule"
_order = "active desc, sequence asc"
name = fields.Char("Exception Name", required=True, translate=True)
description = fields.Text(translate=True)
sequence = fields.Integer(help="Gives the sequence order when applying the test")
model = fields.Selection(selection=[], string="Apply on", required=True)
exception_type = fields.Selection(
selection=[
("by_domain", "By domain"),
("by_py_code", "By python code"),
("by_method", "By method"),
],
required=True,
default="by_py_code",
help="By python code: allow to define any arbitrary check\n"
"By domain: limited to a selection by an odoo domain:\n"
" performance can be better when exceptions"
" are evaluated with several records\n"
"By method: allow to select an existing check method",
)
domain = fields.Char()
method = fields.Selection(selection=[], readonly=True)
active = fields.Boolean(default=True)
code = fields.Text(
"Python Code",
help="Python code executed to check if the exception apply or "
"not. Use failed = True to block the exception",
)
is_blocking = fields.Boolean(
help="When checked the exception can not be ignored",
)
@api.constrains("exception_type", "domain", "code", "model")
def check_exception_type_consistency(self):
for rule in self:
if (
(rule.exception_type == "by_py_code" and not rule.code)
or (rule.exception_type == "by_domain" and not rule.domain)
or (rule.exception_type == "by_method" and not rule.method)
):
raise ValidationError(
_(
"There is a problem of configuration, python code, "
"domain or method is missing to match the exception "
"type."
)
)
def _get_domain(self):
"""override me to customize domains according exceptions cases"""
self.ensure_one()
return safe_eval(self.domain)
class BaseExceptionMethod(models.AbstractModel):
_name = "base.exception.method"
_description = "Exception Rule Methods"
def _get_main_records(self):
"""
Used in case we check exceptions on a record but write these
exceptions on a parent record. Typical example is with
sale.order.line. We check exceptions on some sale order lines but
write these exceptions on the sale order, so they are visible.
"""
return self
def _reverse_field(self):
raise NotImplementedError()
def _rule_domain(self):
"""Filter exception.rules.
By default, only the rules with the correct model
will be used.
"""
return [("model", "=", self._name), ("active", "=", True)]
def detect_exceptions(self):
"""List all exception_ids applied on self
Exception ids are also written on records
"""
rules = self.env["exception.rule"].sudo().search(self._rule_domain())
all_exception_ids = []
rules_to_remove = {}
rules_to_add = {}
for rule in rules:
records_with_exception = self._detect_exceptions(rule)
reverse_field = self._reverse_field()
main_records = self._get_main_records()
commons = main_records & rule[reverse_field]
to_remove = commons - records_with_exception
to_add = records_with_exception - commons
# we expect to always work on the same model type
if rule.id not in rules_to_remove:
rules_to_remove[rule.id] = main_records.browse()
rules_to_remove[rule.id] |= to_remove
if rule.id not in rules_to_add:
rules_to_add[rule.id] = main_records.browse()
rules_to_add[rule.id] |= to_add
if records_with_exception:
all_exception_ids.append(rule.id)
# Cumulate all the records to attach to the rule
# before linking. We don't want to call "rule.write()"
# which would:
# * write on write_date so lock the exception.rule
# * trigger the recomputation of "main_exception_id" on
# all the sale orders related to the rule, locking them all
# and preventing concurrent writes
# Reversing the write by writing on SaleOrder instead of
# ExceptionRule fixes the 2 kinds of unexpected locks.
# It should not result in more queries than writing on ExceptionRule:
# the "to remove" part generates one DELETE per rule on the relation
# table
# and the "to add" part generates one INSERT (with unnest) per rule.
for rule_id, records in rules_to_remove.items():
records.write({"exception_ids": [(3, rule_id)]})
for rule_id, records in rules_to_add.items():
records.write({"exception_ids": [(4, rule_id)]})
return all_exception_ids
@api.model
def _exception_rule_eval_context(self, rec):
return {
"self": rec,
"object": rec,
"obj": rec,
}
@api.model
def _rule_eval(self, rule, rec):
expr = rule.code
space = self._exception_rule_eval_context(rec)
try:
safe_eval(
expr, space, mode="exec", nocopy=True
) # nocopy allows to return 'result'
except Exception as e:
_logger.exception(e)
raise UserError(
_(
"Error when evaluating the exception.rule"
" rule:\n %(rule_name)s \n(%(error)s)"
)
% {"rule_name": rule.name, "error": e}
) from e
return space.get("failed", False)
def _detect_exceptions(self, rule):
if rule.exception_type == "by_py_code":
return self._detect_exceptions_by_py_code(rule)
elif rule.exception_type == "by_domain":
return self._detect_exceptions_by_domain(rule)
elif rule.exception_type == "by_method":
return self._detect_exceptions_by_method(rule)
def _get_base_domain(self):
return [("ignore_exception", "=", False), ("id", "in", self.ids)]
def _detect_exceptions_by_py_code(self, rule):
"""
Find exceptions found on self.
"""
domain = self._get_base_domain()
records = self.search(domain)
records_with_exception = self.env[self._name]
for record in records:
if self._rule_eval(rule, record):
records_with_exception |= record
return records_with_exception
def _detect_exceptions_by_domain(self, rule):
"""
Find exceptions found on self.
"""
base_domain = self._get_base_domain()
rule_domain = rule._get_domain()
domain = expression.AND([base_domain, rule_domain])
return self.search(domain)
def _detect_exceptions_by_method(self, rule):
"""
Find exceptions found on self.
"""
base_domain = self._get_base_domain()
records = self.search(base_domain)
return getattr(records, rule.method)()
class BaseExceptionModel(models.AbstractModel):
_inherit = "base.exception.method"
_name = "base.exception"

149
base_exception/models/base_exception_method.py 100644
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@ -0,0 +1,149 @@
# Copyright 2011 Raphaël Valyi, Renato Lima, Guewen Baconnier, Sodexis
# Copyright 2017 Akretion (http://www.akretion.com)
# Mourad EL HADJ MIMOUNE <mourad.elhadj.mimoune@akretion.com>
# Copyright 2020 Hibou Corp.
# Copyright 2023 ACSONE SA/NV (http://acsone.eu)
# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
import logging
from odoo import _, api, models
from odoo.exceptions import UserError
from odoo.osv import expression
from odoo.tools.safe_eval import safe_eval
_logger = logging.getLogger(__name__)
class BaseExceptionMethod(models.AbstractModel):
_name = "base.exception.method"
_description = "Exception Rule Methods"
def _get_main_records(self):
"""
Used in case we check exceptions on a record but write these
exceptions on a parent record. Typical example is with
sale.order.line. We check exceptions on some sale order lines but
write these exceptions on the sale order, so they are visible.
"""
return self
def _reverse_field(self):
raise NotImplementedError()
def _rule_domain(self):
"""Filter exception.rules.
By default, only the rules with the correct model
will be used.
"""
return [("model", "=", self._name), ("active", "=", True)]
def detect_exceptions(self):
"""List all exception_ids applied on self
Exception ids are also written on records
"""
rules = self.env["exception.rule"].sudo().search(self._rule_domain())
all_exception_ids = []
rules_to_remove = {}
rules_to_add = {}
for rule in rules:
records_with_exception = self._detect_exceptions(rule)
reverse_field = self._reverse_field()
main_records = self._get_main_records()
commons = main_records & rule[reverse_field]
to_remove = commons - records_with_exception
to_add = records_with_exception - commons
# we expect to always work on the same model type
if rule.id not in rules_to_remove:
rules_to_remove[rule.id] = main_records.browse()
rules_to_remove[rule.id] |= to_remove
if rule.id not in rules_to_add:
rules_to_add[rule.id] = main_records.browse()
rules_to_add[rule.id] |= to_add
if records_with_exception:
all_exception_ids.append(rule.id)
# Cumulate all the records to attach to the rule
# before linking. We don't want to call "rule.write()"
# which would:
# * write on write_date so lock the exception.rule
# * trigger the recomputation of "main_exception_id" on
# all the sale orders related to the rule, locking them all
# and preventing concurrent writes
# Reversing the write by writing on SaleOrder instead of
# ExceptionRule fixes the 2 kinds of unexpected locks.
# It should not result in more queries than writing on ExceptionRule:
# the "to remove" part generates one DELETE per rule on the relation
# table
# and the "to add" part generates one INSERT (with unnest) per rule.
for rule_id, records in rules_to_remove.items():
records.write({"exception_ids": [(3, rule_id)]})
for rule_id, records in rules_to_add.items():
records.write({"exception_ids": [(4, rule_id)]})
return all_exception_ids
@api.model
def _exception_rule_eval_context(self, rec):
return {
"self": rec,
"object": rec,
"obj": rec,
}
@api.model
def _rule_eval(self, rule, rec):
expr = rule.code
space = self._exception_rule_eval_context(rec)
try:
safe_eval(
expr, space, mode="exec", nocopy=True
) # nocopy allows to return 'result'
except Exception as e:
_logger.exception(e)
raise UserError(
_(
"Error when evaluating the exception.rule"
" rule:\n %(rule_name)s \n(%(error)s)"
)
% {"rule_name": rule.name, "error": e}
) from e
return space.get("failed", False)
def _detect_exceptions(self, rule):
if rule.exception_type == "by_py_code":
return self._detect_exceptions_by_py_code(rule)
elif rule.exception_type == "by_domain":
return self._detect_exceptions_by_domain(rule)
elif rule.exception_type == "by_method":
return self._detect_exceptions_by_method(rule)
def _get_base_domain(self):
return [("ignore_exception", "=", False), ("id", "in", self.ids)]
def _detect_exceptions_by_py_code(self, rule):
"""
Find exceptions found on self.
"""
domain = self._get_base_domain()
records = self.search(domain)
records_with_exception = self.env[self._name]
for record in records:
if self._rule_eval(rule, record):
records_with_exception |= record
return records_with_exception
def _detect_exceptions_by_domain(self, rule):
"""
Find exceptions found on self.
"""
base_domain = self._get_base_domain()
rule_domain = rule._get_domain()
domain = expression.AND([base_domain, rule_domain])
return self.search(domain)
def _detect_exceptions_by_method(self, rule):
"""
Find exceptions found on self.
"""
base_domain = self._get_base_domain()
records = self.search(base_domain)
return getattr(records, rule.method)()

72
base_exception/models/exception_rule.py 100644
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@ -0,0 +1,72 @@
# Copyright 2011 Raphaël Valyi, Renato Lima, Guewen Baconnier, Sodexis
# Copyright 2017 Akretion (http://www.akretion.com)
# Mourad EL HADJ MIMOUNE <mourad.elhadj.mimoune@akretion.com>
# Copyright 2020 Hibou Corp.
# Copyright 2023 ACSONE SA/NV (http://acsone.eu)
# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
import logging
from odoo import _, api, fields, models
from odoo.exceptions import ValidationError
from odoo.tools.safe_eval import safe_eval
_logger = logging.getLogger(__name__)
class ExceptionRule(models.Model):
_name = "exception.rule"
_description = "Exception Rule"
_order = "active desc, sequence asc"
name = fields.Char("Exception Name", required=True, translate=True)
description = fields.Text(translate=True)
sequence = fields.Integer(help="Gives the sequence order when applying the test")
model = fields.Selection(selection=[], string="Apply on", required=True)
exception_type = fields.Selection(
selection=[
("by_domain", "By domain"),
("by_py_code", "By python code"),
("by_method", "By method"),
],
required=True,
default="by_py_code",
help="By python code: allow to define any arbitrary check\n"
"By domain: limited to a selection by an odoo domain:\n"
" performance can be better when exceptions"
" are evaluated with several records\n"
"By method: allow to select an existing check method",
)
domain = fields.Char()
method = fields.Selection(selection=[], readonly=True)
active = fields.Boolean(default=True)
code = fields.Text(
"Python Code",
help="Python code executed to check if the exception apply or "
"not. Use failed = True to block the exception",
)
is_blocking = fields.Boolean(
help="When checked the exception can not be ignored",
)
@api.constrains("exception_type", "domain", "code", "model")
def check_exception_type_consistency(self):
for rule in self:
if (
(rule.exception_type == "by_py_code" and not rule.code)
or (rule.exception_type == "by_domain" and not rule.domain)
or (rule.exception_type == "by_method" and not rule.method)
):
raise ValidationError(
_(
"There is a problem of configuration, python code, "
"domain or method is missing to match the exception "
"type."
)
)
def _get_domain(self):
"""override me to customize domains according exceptions cases"""
self.ensure_one()
return safe_eval(self.domain)