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# Copyright 2017 Eficent Business and IT Consulting Services S.L.# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
from odoo import api, fields, models, _from odoo.exceptions import ValidationErrorfrom ast import literal_eval
class TierValidation(models.AbstractModel): _name = "tier.validation" _description = "Tier Validation (abstract)"
_state_field = 'state' _state_from = ['draft'] _state_to = ['confirmed'] _cancel_state = 'cancel'
# TODO: step by step validation?
review_ids = fields.One2many( comodel_name='tier.review', inverse_name='res_id', string='Validations', domain=lambda self: [('model', '=', self._name)], auto_join=True, ) review_ids_dropdown = fields.One2many( related='review_ids', help="Field needed to display the dropdown menu correctly" ) validated = fields.Boolean( compute="_compute_validated_rejected", search="_search_validated", ) need_validation = fields.Boolean(compute="_compute_need_validation") rejected = fields.Boolean(compute="_compute_validated_rejected") reviewer_ids = fields.Many2many( string="Reviewers", comodel_name="res.users", compute="_compute_reviewer_ids", search="_search_reviewer_ids", ) can_review = fields.Boolean(compute="_compute_can_review")
@api.multi def _compute_can_review(self): for rec in self: rec.can_review = self.env.user in rec.reviewer_ids
@api.multi @api.depends('review_ids') def _compute_reviewer_ids(self): for rec in self: rec.reviewer_ids = rec.review_ids.filtered( lambda r: r.status == 'pending').mapped('reviewer_ids')
@api.model def _search_validated(self, operator, value): assert operator in ('=', '!='), 'Invalid domain operator' assert value in (True, False), 'Invalid domain value' pos = self.search([ (self._state_field, 'in', self._state_from)]).filtered( lambda r: r.review_ids and r.validated == value) return [('id', 'in', pos.ids)]
@api.model def _search_reviewer_ids(self, operator, value): reviews = self.env['tier.review'].search([ ('model', '=', self._name), ('reviewer_ids', operator, value), ('status', '=', 'pending')]) return [('id', 'in', list(set(reviews.mapped('res_id'))))]
@api.multi def _compute_validated_rejected(self): for rec in self: rec.validated = self._calc_reviews_validated(rec.review_ids) rec.rejected = self._calc_reviews_rejected(rec.review_ids)
@api.model def _calc_reviews_validated(self, reviews): """Override for different validation policy.""" if not reviews: return False return not any([s != 'approved' for s in reviews.mapped('status')])
@api.model def _calc_reviews_rejected(self, reviews): """Override for different rejection policy.""" return any([s == 'rejected' for s in reviews.mapped('status')])
@api.multi def _compute_need_validation(self): for rec in self: tiers = self.env[ 'tier.definition'].search([('model', '=', self._name)]) valid_tiers = any([self.evaluate_tier(tier) for tier in tiers]) rec.need_validation = not rec.review_ids and valid_tiers and \ getattr(rec, self._state_field) in self._state_from
@api.multi def evaluate_tier(self, tier): domain = [] if tier.definition_domain: domain = literal_eval(tier.definition_domain) return self.search([('id', '=', self.id)] + domain)
@api.model def _get_under_validation_exceptions(self): """Extend for more field exceptions.""" return ['message_follower_ids']
@api.multi def _check_allow_write_under_validation(self, vals): """Allow to add exceptions for fields that are allowed to be written
even when the record is under validation."""
exceptions = self._get_under_validation_exceptions() for val in vals: if val not in exceptions: return False return True
@api.multi def write(self, vals): for rec in self: if (getattr(rec, self._state_field) in self._state_from and vals.get(self._state_field) in self._state_to): if rec.need_validation: # try to validate operation reviews = rec.request_validation() rec._validate_tier(reviews) if not self._calc_reviews_validated(reviews): raise ValidationError(_( "This action needs to be validated for at least " "one record. \nPlease request a validation.")) if rec.review_ids and not rec.validated: raise ValidationError(_( "A validation process is still open for at least " "one record.")) if (rec.review_ids and getattr(rec, self._state_field) in self._state_from and not vals.get(self._state_field) in (self._state_to + [self._cancel_state]) and not self._check_allow_write_under_validation(vals)): raise ValidationError(_("The operation is under validation.")) if vals.get(self._state_field) in self._state_from: self.mapped('review_ids').unlink() return super(TierValidation, self).write(vals)
def _validate_tier(self, tiers=False): self.ensure_one() tier_reviews = tiers or self.review_ids user_reviews = tier_reviews.filtered( lambda r: r.status in ('pending', 'rejected') and (self.env.user in r.reviewer_ids)) user_reviews.write({ 'status': 'approved', 'done_by': self.env.user.id, 'reviewed_date': fields.Datetime.now(), }) for review in user_reviews: rec = self.env[review.model].browse(review.res_id) rec._notify_accepted_reviews()
def _notify_accepted_reviews(self): if hasattr(self, 'message_post'): # Notify state change getattr(self, 'message_post')( subtype='mt_comment', body=self._notify_accepted_reviews_body() )
def _notify_accepted_reviews_body(self): return _('A review was accepted')
@api.multi def validate_tier(self): for rec in self: rec._validate_tier()
@api.multi def reject_tier(self): for rec in self: user_reviews = rec.review_ids.filtered( lambda r: r.status in ('pending', 'approved') and (r.reviewer_id == self.env.user or r.reviewer_group_id in self.env.user.groups_id)) user_reviews.write({ 'status': 'rejected', 'done_by': self.env.user.id, 'reviewed_date': fields.Datetime.now(), }) rec._notify_rejected_review()
def _notify_rejected_review_body(self): return _('A review was rejected by %s.') % (self.env.user.name)
def _notify_rejected_review(self): if hasattr(self, 'message_post'): # Notify state change getattr(self, 'message_post')( subtype='mt_comment', body=self._notify_rejected_review_body() )
@api.multi def request_validation(self): td_obj = self.env['tier.definition'] tr_obj = created_trs = self.env['tier.review'] for rec in self: if getattr(rec, self._state_field) in self._state_from: if rec.need_validation: tier_definitions = td_obj.search([ ('model', '=', self._name)], order="sequence desc") sequence = 0 for td in tier_definitions: if self.evaluate_tier(td): sequence += 1 created_trs += tr_obj.create({ 'model': self._name, 'res_id': rec.id, 'definition_id': td.id, 'sequence': sequence, 'requested_by': self.env.uid, }) self._update_counter() return created_trs
@api.multi def restart_validation(self): for rec in self: if getattr(rec, self._state_field) in self._state_from: rec.mapped('review_ids').unlink() self._update_counter()
def _update_counter(self): notifications = [] channel = 'base.tier.validation' notifications.append([channel, {}]) self.env['bus.bus'].sendmany(notifications)
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