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GOLEM/odoo_partner_merge/wizard/base_partner_merge.py

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# -*- coding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.
from ast import literal_eval
from email.utils import parseaddr
import functools
import htmlentitydefs
import itertools
import logging
import operator
import psycopg2
import re
# Validation Library https://pypi.python.org/pypi/validate_email/1.1
from .validate_email import validate_email
from odoo import api, fields, models
from odoo import SUPERUSER_ID, _
from odoo.exceptions import ValidationError, UserError
from odoo.tools import mute_logger
_logger = logging.getLogger('base.partner.merge')
# http://www.php2python.com/wiki/function.html-entity-decode/
def html_entity_decode_char(m, defs=htmlentitydefs.entitydefs):
try:
return defs[m.group(1)]
except KeyError:
return m.group(0)
def html_entity_decode(string):
pattern = re.compile("&(\w+?);")
return pattern.sub(html_entity_decode_char, string)
def sanitize_email(email):
assert isinstance(email, basestring) and email
result = re.subn(r';|/|:', ',', html_entity_decode(email or ''))[0].split(',')
emails = [parseaddr(email)[1]
for item in result
for email in item.split()]
return [email.lower()
for email in emails
if validate_email(email)]
class MergePartnerLine(models.TransientModel):
_name = 'base.partner.merge.line'
_order = 'min_id asc'
wizard_id = fields.Many2one('base.partner.merge.automatic.wizard', 'Wizard')
min_id = fields.Integer('MinID')
aggr_ids = fields.Char('Ids', required=True)
class MergePartnerAutomatic(models.TransientModel):
"""
The idea behind this wizard is to create a list of potential partners to
merge. We use two objects, the first one is the wizard for the end-user.
And the second will contain the partner list to merge.
"""
_name = 'base.partner.merge.automatic.wizard'
@api.model
def default_get(self, fields):
res = super(MergePartnerAutomatic, self).default_get(fields)
active_ids = self.env.context.get('active_ids')
if self.env.context.get('active_model') == 'res.partner' and active_ids:
res['state'] = 'selection'
res['partner_ids'] = active_ids
res['dst_partner_id'] = self._get_ordered_partner(active_ids)[-1].id
return res
# Group by
group_by_email = fields.Boolean('Email')
group_by_name = fields.Boolean('Name')
group_by_is_company = fields.Boolean('Is Company')
group_by_vat = fields.Boolean('VAT')
group_by_parent_id = fields.Boolean('Parent Company')
state = fields.Selection([
('option', 'Option'),
('selection', 'Selection'),
('finished', 'Finished')
], readonly=True, required=True, string='State', default='option')
number_group = fields.Integer('Group of Contacts', readonly=True)
current_line_id = fields.Many2one('base.partner.merge.line', string='Current Line')
line_ids = fields.One2many('base.partner.merge.line', 'wizard_id', string='Lines')
partner_ids = fields.Many2many('res.partner', string='Contacts')
dst_partner_id = fields.Many2one('res.partner', string='Destination Contact')
exclude_contact = fields.Boolean('A user associated to the contact')
exclude_journal_item = fields.Boolean('Journal Items associated to the contact')
maximum_group = fields.Integer('Maximum of Group of Contacts')
# ----------------------------------------
# Update method. Core methods to merge steps
# ----------------------------------------
def _get_fk_on(self, table):
""" return a list of many2one relation with the given table.
:param table : the name of the sql table to return relations
:returns a list of tuple 'table name', 'column name'.
"""
query = """
SELECT cl1.relname as table, att1.attname as column
FROM pg_constraint as con, pg_class as cl1, pg_class as cl2, pg_attribute as att1, pg_attribute as att2
WHERE con.conrelid = cl1.oid
AND con.confrelid = cl2.oid
AND array_lower(con.conkey, 1) = 1
AND con.conkey[1] = att1.attnum
AND att1.attrelid = cl1.oid
AND cl2.relname = %s
AND att2.attname = 'id'
AND array_lower(con.confkey, 1) = 1
AND con.confkey[1] = att2.attnum
AND att2.attrelid = cl2.oid
AND con.contype = 'f'
"""
self._cr.execute(query, (table,))
return self._cr.fetchall()
@api.model
def _update_foreign_keys(self, src_partners, dst_partner):
""" Update all foreign key from the src_partner to dst_partner. All many2one fields will be updated.
:param src_partners : merge source res.partner recordset (does not include destination one)
:param dst_partner : record of destination res.partner
"""
_logger.debug('_update_foreign_keys for dst_partner: %s for src_partners: %s', dst_partner.id, str(src_partners.ids))
# find the many2one relation to a partner
Partner = self.env['res.partner']
relations = self._get_fk_on('res_partner')
for table, column in relations:
if 'base_partner_merge_' in table: # ignore two tables
continue
# get list of columns of current table (exept the current fk column)
query = "SELECT column_name FROM information_schema.columns WHERE table_name LIKE '%s'" % (table)
self._cr.execute(query, ())
columns = []
for data in self._cr.fetchall():
if data[0] != column:
columns.append(data[0])
# do the update for the current table/column in SQL
query_dic = {
'table': table,
'column': column,
'value': columns[0],
}
if len(columns) <= 1:
# unique key treated
query = """
UPDATE "%(table)s" as ___tu
SET %(column)s = %%s
WHERE
%(column)s = %%s AND
NOT EXISTS (
SELECT 1
FROM "%(table)s" as ___tw
WHERE
%(column)s = %%s AND
___tu.%(value)s = ___tw.%(value)s
)""" % query_dic
for partner in src_partners:
self._cr.execute(query, (dst_partner.id, partner.id, dst_partner.id))
else:
try:
with mute_logger('odoo.sql_db'), self._cr.savepoint():
query = 'UPDATE "%(table)s" SET %(column)s = %%s WHERE %(column)s IN %%s' % query_dic
self._cr.execute(query, (dst_partner.id, tuple(src_partners.ids),))
# handle the recursivity with parent relation
if column == Partner._parent_name and table == 'res_partner':
query = """
WITH RECURSIVE cycle(id, parent_id) AS (
SELECT id, parent_id FROM res_partner
UNION
SELECT cycle.id, res_partner.parent_id
FROM res_partner, cycle
WHERE res_partner.id = cycle.parent_id AND
cycle.id != cycle.parent_id
)
SELECT id FROM cycle WHERE id = parent_id AND id = %s
"""
self._cr.execute(query, (dst_partner.id,))
# NOTE JEM : shouldn't we fetch the data ?
except psycopg2.Error:
# updating fails, most likely due to a violated unique constraint
# keeping record with nonexistent partner_id is useless, better delete it
query = 'DELETE FROM %(table)s WHERE %(column)s IN %%s' % query_dic
self._cr.execute(query, (tuple(src_partners.ids),))
@api.model
def _update_reference_fields(self, src_partners, dst_partner):
""" Update all reference fields from the src_partner to dst_partner.
:param src_partners : merge source res.partner recordset (does not include destination one)
:param dst_partner : record of destination res.partner
"""
_logger.debug('_update_reference_fields for dst_partner: %s for src_partners: %r', dst_partner.id, src_partners.ids)
def update_records(model, src, field_model='model', field_id='res_id'):
Model = self.env[model] if model in self.env else None
if Model is None:
return
records = Model.sudo().search([(field_model, '=', 'res.partner'), (field_id, '=', src.id)])
try:
with mute_logger('odoo.sql_db'), self._cr.savepoint():
return records.sudo().write({field_id: dst_partner.id})
except psycopg2.Error:
# updating fails, most likely due to a violated unique constraint
# keeping record with nonexistent partner_id is useless, better delete it
return records.sudo().unlink()
update_records = functools.partial(update_records)
for partner in src_partners:
update_records('calendar', src=partner, field_model='model_id.model')
update_records('ir.attachment', src=partner, field_model='res_model')
update_records('mail.followers', src=partner, field_model='res_model')
update_records('mail.message', src=partner)
update_records('marketing.campaign.workitem', src=partner, field_model='object_id.model')
update_records('ir.model.data', src=partner)
records = self.env['ir.model.fields'].search([('ttype', '=', 'reference')])
for record in records.sudo():
try:
Model = self.env[record.model]
field = Model._fields[record.name]
except KeyError:
# unknown model or field => skip
continue
if field.compute is not None:
continue
for partner in src_partners:
records_ref = Model.sudo().search([(record.name, '=', 'res.partner,%d' % partner.id)])
values = {
record.name: 'res.partner,%d' % dst_partner.id,
}
records_ref.sudo().write(values)
@api.model
def _update_values(self, src_partners, dst_partner):
""" Update values of dst_partner with the ones from the src_partners.
:param src_partners : recordset of source res.partner
:param dst_partner : record of destination res.partner
"""
_logger.debug('_update_values for dst_partner: %s for src_partners: %r', dst_partner.id, src_partners.ids)
model_fields = dst_partner._fields
def write_serializer(item):
if isinstance(item, models.BaseModel):
return item.id
else:
return item
# get all fields that are not computed or x2many
values = dict()
for column, field in model_fields.iteritems():
if field.type not in ('many2many', 'one2many') and field.compute is None:
for item in itertools.chain(src_partners, [dst_partner]):
if item[column]:
values[column] = write_serializer(item[column])
# remove fields that can not be updated (id and parent_id)
values.pop('id', None)
parent_id = values.pop('parent_id', None)
dst_partner.write(values)
# try to update the parent_id
if parent_id and parent_id != dst_partner.id:
try:
dst_partner.write({'parent_id': parent_id})
except ValidationError:
_logger.info('Skip recursive partner hierarchies for parent_id %s of partner: %s', parent_id, dst_partner.id)
def _merge(self, partner_ids, dst_partner=None):
""" private implementation of merge partner
:param partner_ids : ids of partner to merge
:param dst_partner : record of destination res.partner
"""
Partner = self.env['res.partner']
partner_ids = Partner.browse(partner_ids).exists()
if len(partner_ids) < 2:
return
if len(partner_ids) > 3:
raise UserError(_("For safety reasons, you cannot merge more than 3 contacts together. You can re-open the wizard several times if needed."))
# check if the list of partners to merge contains child/parent relation
child_ids = self.env['res.partner']
for partner_id in partner_ids:
child_ids |= Partner.search([('id', 'child_of', [partner_id.id])]) - partner_id
if partner_ids & child_ids:
raise UserError(_("You cannot merge a contact with one of his parent."))
# check only admin can merge partners with different emails
if SUPERUSER_ID != self.env.uid and len(set(partner.email for partner in partner_ids)) > 1:
raise UserError(_("All contacts must have the same email. Only the Administrator can merge contacts with different emails."))
# remove dst_partner from partners to merge
if dst_partner and dst_partner in partner_ids:
src_partners = partner_ids - dst_partner
else:
ordered_partners = self._get_ordered_partner(partner_ids.ids)
dst_partner = ordered_partners[-1]
src_partners = ordered_partners[:-1]
_logger.info("dst_partner: %s", dst_partner.id)
# FIXME: is it still required to make and exception for account.move.line since accounting v9.0 ?
if SUPERUSER_ID != self.env.uid and 'account.move.line' in self.env and self.env['account.move.line'].sudo().search([('partner_id', 'in', [partner.id for partner in src_partners])]):
raise UserError(_("Only the destination contact may be linked to existing Journal Items. Please ask the Administrator if you need to merge several contacts linked to existing Journal Items."))
# call sub methods to do the merge
self._update_foreign_keys(src_partners, dst_partner)
self._update_reference_fields(src_partners, dst_partner)
self._update_values(src_partners, dst_partner)
_logger.info('(uid = %s) merged the partners %r with %s', self._uid, src_partners.ids, dst_partner.id)
dst_partner.message_post(body='%s %s' % (_("Merged with the following partners:"), ", ".join('%s <%s> (ID %s)' % (p.name, p.email or 'n/a', p.id) for p in src_partners)))
# delete source partner, since they are merged
src_partners.unlink()
# ----------------------------------------
# Helpers
# ----------------------------------------
@api.model
def _generate_query(self, fields, maximum_group=100):
""" Build the SQL query on res.partner table to group them according to given criteria
:param fields : list of column names to group by the partners
:param maximum_group : limit of the query
"""
# make the list of column to group by in sql query
sql_fields = []
for field in fields:
if field in ['email', 'name']:
sql_fields.append('lower(%s)' % field)
elif field in ['vat']:
sql_fields.append("replace(%s, ' ', '')" % field)
else:
sql_fields.append(field)
group_fields = ', '.join(sql_fields)
# where clause : for given group by columns, only keep the 'not null' record
filters = []
for field in fields:
if field in ['email', 'name', 'vat']:
filters.append((field, 'IS NOT', 'NULL'))
criteria = ' AND '.join('%s %s %s' % (field, operator, value) for field, operator, value in filters)
# build the query
text = [
"SELECT min(id), array_agg(id)",
"FROM res_partner",
]
if criteria:
text.append('WHERE %s' % criteria)
text.extend([
"GROUP BY %s" % group_fields,
"HAVING COUNT(*) >= 2",
"ORDER BY min(id)",
])
if maximum_group:
text.append("LIMIT %s" % maximum_group,)
return ' '.join(text)
@api.model
def _compute_selected_groupby(self):
""" Returns the list of field names the partner can be grouped (as merge
criteria) according to the option checked on the wizard
"""
groups = []
group_by_prefix = 'group_by_'
for field_name in self._fields:
if field_name.startswith(group_by_prefix):
if getattr(self, field_name, False):
groups.append(field_name[len(group_by_prefix):])
if not groups:
raise UserError(_("You have to specify a filter for your selection"))
return groups
@api.model
def _partner_use_in(self, aggr_ids, models):
""" Check if there is no occurence of this group of partner in the selected model
:param aggr_ids : stringified list of partner ids separated with a comma (sql array_agg)
:param models : dict mapping a model name with its foreign key with res_partner table
"""
return any(
self.env[model].search_count([(field, 'in', aggr_ids)])
for model, field in models.iteritems()
)
@api.model
def _get_ordered_partner(self, partner_ids):
""" Helper : returns a `res.partner` recordset ordered by create_date/active fields
:param partner_ids : list of partner ids to sort
"""
return self.env['res.partner'].browse(partner_ids).sorted(
key=lambda p: (p.active, p.create_date),
reverse=True,
)
@api.multi
def _compute_models(self):
""" Compute the different models needed by the system if you want to exclude some partners. """
model_mapping = {}
if self.exclude_contact:
model_mapping['res.users'] = 'partner_id'
if 'account.move.line' in self.env and self.exclude_journal_item:
model_mapping['account.move.line'] = 'partner_id'
return model_mapping
# ----------------------------------------
# Actions
# ----------------------------------------
@api.multi
def action_skip(self):
""" Skip this wizard line. Don't compute any thing, and simply redirect to the new step."""
if self.current_line_id:
self.current_line_id.unlink()
return self._action_next_screen()
@api.multi
def _action_next_screen(self):
""" return the action of the next screen ; this means the wizard is set to treat the
next wizard line. Each line is a subset of partner that can be merged together.
If no line left, the end screen will be displayed (but an action is still returned).
"""
self.invalidate_cache() # FIXME: is this still necessary?
values = {}
if self.line_ids:
# in this case, we try to find the next record.
current_line = self.line_ids[0]
current_partner_ids = literal_eval(current_line.aggr_ids)
values.update({
'current_line_id': current_line.id,
'partner_ids': [(6, 0, current_partner_ids)],
'dst_partner_id': self._get_ordered_partner(current_partner_ids)[-1].id,
'state': 'selection',
})
else:
values.update({
'current_line_id': False,
'partner_ids': [],
'state': 'finished',
})
self.write(values)
return {
'type': 'ir.actions.act_window',
'res_model': self._name,
'res_id': self.id,
'view_mode': 'form',
'target': 'new',
}
@api.multi
def _process_query(self, query):
""" Execute the select request and write the result in this wizard
:param query : the SQL query used to fill the wizard line
"""
self.ensure_one()
model_mapping = self._compute_models()
# group partner query
self._cr.execute(query)
counter = 0
for min_id, aggr_ids in self._cr.fetchall():
# To ensure that the used partners are accessible by the user
partners = self.env['res.partner'].search([('id', 'in', aggr_ids)])
if len(partners) < 2:
continue
# exclude partner according to options
if model_mapping and self._partner_use_in(partners.ids, model_mapping):
continue
self.env['base.partner.merge.line'].create({
'wizard_id': self.id,
'min_id': min_id,
'aggr_ids': partners.ids,
})
counter += 1
self.write({
'state': 'selection',
'number_group': counter,
})
_logger.info("counter: %s", counter)
@api.multi
def action_start_manual_process(self):
""" Start the process 'Merge with Manual Check'. Fill the wizard according to the group_by and exclude
options, and redirect to the first step (treatment of first wizard line). After, for each subset of
partner to merge, the wizard will be actualized.
- Compute the selected groups (with duplication)
- If the user has selected the 'exclude_xxx' fields, avoid the partners
"""
self.ensure_one()
groups = self._compute_selected_groupby()
query = self._generate_query(groups, self.maximum_group)
self._process_query(query)
return self._action_next_screen()
@api.multi
def action_start_automatic_process(self):
""" Start the process 'Merge Automatically'. This will fill the wizard with the same mechanism as 'Merge
with Manual Check', but instead of refreshing wizard with the current line, it will automatically process
all lines by merging partner grouped according to the checked options.
"""
self.ensure_one()
self.action_start_manual_process() # here we don't redirect to the next screen, since it is automatic process
self.invalidate_cache() # FIXME: is this still necessary?
for line in self.line_ids:
partner_ids = literal_eval(line.aggr_ids)
self._merge(partner_ids)
line.unlink()
self._cr.commit() # TODO JEM : explain why
self.write({'state': 'finished'})
return {
'type': 'ir.actions.act_window',
'res_model': self._name,
'res_id': self.id,
'view_mode': 'form',
'target': 'new',
}
@api.multi
def parent_migration_process_cb(self):
self.ensure_one()
query = """
SELECT
min(p1.id),
array_agg(DISTINCT p1.id)
FROM
res_partner as p1
INNER join
res_partner as p2
ON
p1.email = p2.email AND
p1.name = p2.name AND
(p1.parent_id = p2.id OR p1.id = p2.parent_id)
WHERE
p2.id IS NOT NULL
GROUP BY
p1.email,
p1.name,
CASE WHEN p1.parent_id = p2.id THEN p2.id
ELSE p1.id
END
HAVING COUNT(*) >= 2
ORDER BY
min(p1.id)
"""
self._process_query(query)
for line in self.line_ids:
partner_ids = literal_eval(line.aggr_ids)
self._merge(partner_ids)
line.unlink()
self._cr.commit()
self.write({'state': 'finished'})
self._cr.execute("""
UPDATE
res_partner
SET
is_company = NULL,
parent_id = NULL
WHERE
parent_id = id
""")
return {
'type': 'ir.actions.act_window',
'res_model': self._name,
'res_id': self.id,
'view_mode': 'form',
'target': 'new',
}
@api.multi
def action_update_all_process(self):
self.ensure_one()
self.parent_migration_process_cb()
# NOTE JEM : seems louche to create a new wizard instead of reuse the current one with updated options.
# since it is like this from the initial commit of this wizard, I don't change it. yet ...
wizard = self.create({'group_by_vat': True, 'group_by_email': True, 'group_by_name': True})
wizard.action_start_automatic_process()
# NOTE JEM : no idea if this query is usefull
self._cr.execute("""
UPDATE
res_partner
SET
is_company = NULL
WHERE
parent_id IS NOT NULL AND
is_company IS NOT NULL
""")
return self._action_next_screen()
@api.multi
def action_merge(self):
""" Merge Contact button. Merge the selected partners, and redirect to
the end screen (since there is no other wizard line to process.
"""
if not self.partner_ids:
self.write({'state': 'finished'})
return {
'type': 'ir.actions.act_window',
'res_model': self._name,
'res_id': self.id,
'view_mode': 'form',
'target': 'new',
}
self._merge(self.partner_ids.ids, self.dst_partner_id)
if self.current_line_id:
self.current_line_id.unlink()
return self._action_next_screen()
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