odoo/addons/subscription/models/subscription.py

136 lines
6.6 KiB
Python

# -*- coding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.
# TODO:
# Error treatment: exception, request, ... -> send request to user_id
from odoo import api, fields, models, _
from odoo.exceptions import UserError
def _get_document_types(self):
return [(doc.model.model, doc.name) for doc in self.env['subscription.document'].search([], order='name')]
class SubscriptionDocument(models.Model):
_name = "subscription.document"
_description = "Subscription Document"
name = fields.Char(required=True)
active = fields.Boolean(help="If the active field is set to False, it will allow you to hide the subscription document without removing it.", default=True)
model = fields.Many2one('ir.model', string="Object", required=True)
field_ids = fields.One2many('subscription.document.fields', 'document_id', string='Fields', copy=True)
class SubscriptionDocumentFields(models.Model):
_name = "subscription.document.fields"
_description = "Subscription Document Fields"
_rec_name = 'field'
field = fields.Many2one('ir.model.fields', domain="[('model_id', '=', parent.model)]", required=True)
value = fields.Selection([('false', 'False'), ('date', 'Current Date')], string='Default Value', help="Default value is considered for field when new document is generated.")
document_id = fields.Many2one('subscription.document', string='Subscription Document', ondelete='cascade')
class Subscription(models.Model):
_name = "subscription.subscription"
_description = "Subscription"
name = fields.Char(required=True)
active = fields.Boolean(help="If the active field is set to False, it will allow you to hide the subscription without removing it.", default=True)
partner_id = fields.Many2one('res.partner', string='Partner')
notes = fields.Text(string='Internal Notes')
user_id = fields.Many2one('res.users', string='User', required=True, default=lambda self: self.env.user)
interval_number = fields.Integer(string='Internal Qty', default=1)
interval_type = fields.Selection([('days', 'Days'), ('weeks', 'Weeks'), ('months', 'Months')], string='Interval Unit', default='months')
exec_init = fields.Integer(string='Number of Documents')
date_init = fields.Datetime(string='First Date', default=fields.Datetime.now)
state = fields.Selection([('draft', 'Draft'), ('running', 'Running'), ('done', 'Done')], string='Status', copy=False, default='draft')
doc_source = fields.Reference(selection=_get_document_types, string='Source Document', required=True, help="User can choose the source document on which he wants to create documents")
doc_lines = fields.One2many('subscription.subscription.history', 'subscription_id', string='Documents created', readonly=True)
cron_id = fields.Many2one('ir.cron', string='Cron Job', help="Scheduler which runs on subscription", states={'running': [('readonly', True)], 'done': [('readonly', True)]})
note = fields.Text(string='Notes', help="Description or Summary of Subscription")
@api.model
def _auto_end(self):
super(Subscription, self)._auto_end()
# drop the FK from subscription to ir.cron, as it would cause deadlocks
# during cron job execution. When model_copy() tries to write() on the subscription,
# it has to wait for an ExclusiveLock on the cron job record, but the latter
# is locked by the cron system for the duration of the job!
# FIXME: the subscription module should be reviewed to simplify the scheduling process
# and to use a unique cron job for all subscriptions, so that it never needs to
# be updated during its execution.
self.env.cr.execute("ALTER TABLE %s DROP CONSTRAINT %s" % (self._table, '%s_cron_id_fkey' % self._table))
@api.multi
def set_process(self):
for subscription in self:
cron_data = {
'name': subscription.name,
'interval_number': subscription.interval_number,
'interval_type': subscription.interval_type,
'numbercall': subscription.exec_init,
'nextcall': subscription.date_init,
'model': self._name,
'args': repr([[subscription.id]]),
'function': '_cron_model_copy',
'priority': 6,
'user_id': subscription.user_id.id
}
cron = self.env['ir.cron'].sudo().create(cron_data)
subscription.write({'cron_id': cron.id, 'state': 'running'})
@api.model
def _cron_model_copy(self, ids):
self.browse(ids).model_copy()
@api.multi
def model_copy(self):
for subscription in self.filtered(lambda sub: sub.cron_id):
if not subscription.doc_source.exists():
raise UserError(_('Please provide another source document.\nThis one does not exist!'))
default = {'state': 'draft'}
documents = self.env['subscription.document'].search([('model.model', '=', subscription.doc_source._name)], limit=1)
fieldnames = dict((f.field.name, f.value == 'date' and fields.Date.today() or False)
for f in documents.field_ids)
default.update(fieldnames)
# if there was only one remaining document to generate
# the subscription is over and we mark it as being done
if subscription.cron_id.numbercall == 1:
subscription.write({'state': 'done'})
else:
subscription.write({'state': 'running'})
copied_doc = subscription.doc_source.copy(default)
self.env['subscription.subscription.history'].create({
'subscription_id': subscription.id,
'date': fields.Datetime.now(),
'document_id': '%s,%s' % (subscription.doc_source._name, copied_doc.id)})
@api.multi
def unlink(self):
if any(self.filtered(lambda s: s.state == "running")):
raise UserError(_('You cannot delete an active subscription!'))
return super(Subscription, self).unlink()
@api.multi
def set_done(self):
self.mapped('cron_id').write({'active': False})
self.write({'state': 'done'})
@api.multi
def set_draft(self):
self.write({'state': 'draft'})
class SubscriptionHistory(models.Model):
_name = "subscription.subscription.history"
_description = "Subscription history"
_rec_name = 'date'
date = fields.Datetime()
subscription_id = fields.Many2one('subscription.subscription', string='Subscription', ondelete='cascade')
document_id = fields.Reference(selection=_get_document_types, string='Source Document', required=True)