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# -*- coding: utf-8 -*-# © 2015-2016 ONESTEiN BV (<http://www.onestein.eu>)# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
import json
from openerp import toolsfrom openerp import SUPERUSER_IDfrom openerp import models, fields, apifrom openerp.exceptions import Warning as UserErrorfrom openerp.modules.registry import RegistryManagerfrom openerp.tools.translate import _
class BveView(models.Model): _name = 'bve.view' _description = "BI View Editor"
@api.depends('group_ids') @api.multi def _compute_users(self): for bve_view in self: if bve_view.sudo().group_ids: bve_view.user_ids = self.env['res.users'].sudo().browse( list(set([u.id for group in bve_view.sudo().group_ids for u in group.users]))) else: bve_view.user_ids = self.env['res.users'].sudo().search([])
name = fields.Char(size=128, string="Name", required=True) model_name = fields.Char(size=128, string="Model Name")
note = fields.Text(string="Notes")
state = fields.Selection( [('draft', 'Draft'), ('created', 'Created')], string="State", default="draft") data = fields.Text( string="Data", help="Use the special query builder to define the query " "to generate your report dataset. " "NOTE: Te be edited, the query should be in 'Draft' status.")
action_id = fields.Many2one('ir.actions.act_window', string="Action") view_id = fields.Many2one('ir.ui.view', string="View")
group_ids = fields.Many2many( 'res.groups', string="Groups", help="User groups allowed to see the generated report; " "if NO groups are specified the report will be public " "for everyone.")
user_ids = fields.Many2many( 'res.users', string="Users", compute=_compute_users, store=True)
_sql_constraints = [ ('name_uniq', 'unique(name)', 'Custom BI View names must be unique!'), ]
@api.multi def unlink(self): for view in self: if view.state == 'created': raise UserError( _('You cannot delete a created view! ' 'Reset the view to draft first.'))
super(BveView, self).unlink()
@api.multi def action_edit_query(self): return { 'type': 'ir.actions.client', 'tag': 'bi_view_editor.open', 'target': 'new', 'params': {'bve_view_id': self.id} }
@api.multi def action_reset(self): if self.action_id: if self.action_id.view_id: self.action_id.view_id.sudo().unlink() self.action_id.sudo().unlink()
models = self.env['ir.model'].sudo().search( [('model', '=', self.model_name)]) for model in models: model.sudo().unlink()
table_name = self.model_name.replace(".", "_") tools.drop_view_if_exists(self.env.cr, table_name)
self.write({ 'state': 'draft' }) return True
def _create_graph_view(self): fields_info = json.loads(self.data) return ["""<field name="x_{}" type="{}" />""".format( field_info['name'], (field_info['row'] and 'row') or (field_info['column'] and 'col') or (field_info['measure'] and 'measure')) for field_info in fields_info if field_info['row'] or field_info['column'] or field_info['measure']]
@api.multi def action_create(self):
def _get_fields_info(fields_data): fields_info = [] for field_data in fields_data: field = self.env['ir.model.fields'].browse(field_data["id"]) vals = { "table": self.env[field.model_id.model]._table, "table_alias": field_data["table_alias"], "select_field": field.name, "as_field": "x_" + field_data["name"], "join": False, "model": field.model_id.model } if field_data.get("join_node"): vals.update({"join": field_data["join_node"]}) fields_info.append(vals) return fields_info
def _build_query(): data = self.data if not data: raise UserError(_('No data to process.')) info = _get_fields_info(json.loads(data)) fields = [("{}.{}".format(f["table_alias"], f["select_field"]), f["as_field"]) for f in info if 'join_node' not in f] tables = set([(f["table"], f["table_alias"]) for f in info]) join_nodes = [ (f["table_alias"], f["join"], f["select_field"]) for f in info if f["join"] is not False]
table_name = self.model_name.replace(".", "_") tools.drop_view_if_exists(self.env.cr, table_name)
basic_fields = [ ("t0.id", "id"), ("t0.write_uid", "write_uid"), ("t0.write_date", "write_date"), ("t0.create_uid", "create_uid"), ("t0.create_date", "create_date") ]
q = """CREATE or REPLACE VIEW %s as (
SELECT %s FROM %s WHERE %s )""" % (table_name, ','.join(
["{} AS {}".format(f[0], f[1]) for f in basic_fields + fields]), ','.join( ["{} AS {}".format(t[0], t[1]) for t in list(tables)]), " AND ".join( ["{}.{} = {}.id".format(j[0], j[2], j[1]) for j in join_nodes] + ["TRUE"]))
self.env.cr.execute(q)
def _prepare_field(field_data): if not field_data["custom"]: field = self.env['ir.model.fields'].browse(field_data["id"]) vals = { "name": "x_" + field_data["name"], "complete_name": field.complete_name, 'model': self.model_name, 'relation': field.relation, "field_description": field_data.get( "description", field.field_description), "ttype": field.ttype, "selection": field.selection, "size": field.size, 'state': "manual" } if vals['ttype'] == 'monetary': vals.update({'ttype': 'float'}) if field.ttype == 'selection' and not field.selection: model_obj = self.env[field.model_id.model] selection = model_obj._columns[field.name].selection selection_domain = str(selection) vals.update({"selection": selection_domain}) return vals
def _prepare_object(): return { 'name': self.name, 'model': self.model_name, 'field_id': [ (0, 0, _prepare_field(field)) for field in json.loads(self.data) if 'join_node' not in field] }
def _build_object(): res_id = self.env['ir.model'].sudo().create(_prepare_object()) return res_id
# read access def group_ids_with_access(model_name, access_mode): self.env.cr.execute('''SELECT
g.id FROM ir_model_access a JOIN ir_model m ON (a.model_id=m.id) JOIN res_groups g ON (a.group_id=g.id) LEFT JOIN ir_module_category c ON (c.id=g.category_id) WHERE m.model=%s AND a.active IS True AND a.perm_''' + access_mode, (model_name,))
return [x[0] for x in self.env.cr.fetchall()]
def _build_access_rules(obj): info = json.loads(self.data) models = list(set([f["model"] for f in info])) read_groups = set.intersection(*[set( group_ids_with_access(model, 'read')) for model in models])
for group in read_groups: self.env['ir.model.access'].sudo().create({ 'name': 'read access to ' + self.model_name, 'model_id': obj.id, 'group_id': group, 'perm_read': True, })
# edit access for group in self.group_ids: self.env['ir.model.access'].sudo().create({ 'name': 'read access to ' + self.model_name, 'model_id': obj.id, 'group_id': group.id, 'perm_read': True, 'perm_write': True, })
return
self.model_name = "x_bve." + ''.join( [x for x in self.name.lower() if x.isalnum()]).replace("_", ".").replace(" ", ".")
_build_query() obj = _build_object() _build_access_rules(obj) self.env.cr.commit()
self.env.registry = RegistryManager.new(self.env.cr.dbname) RegistryManager.signal_registry_change(self.env.cr.dbname) self.pool = self.env.registry
view_id = self.pool.get('ir.ui.view').create( self.env.cr, SUPERUSER_ID, {'name': "Analysis", 'type': 'graph', 'model': self.model_name, 'priority': 16, 'arch': """<?xml version="1.0"?>
<graph string="Analysis" type="pivot" stacked="True"> {} </graph> """.format("".join(self._create_graph_view()))
}, context={}) view_ids = [view_id]
action_vals = {'name': self.name, 'res_model': self.model_name, 'type': 'ir.actions.act_window', 'view_type': 'form', 'view_mode': 'graph', 'view_id': view_ids and view_ids[0] or 0, 'context': "{'service_name': '%s'}" % self.name, } act_window = self.env['ir.actions.act_window'] action_id = act_window.sudo().create(action_vals)
self.write({ 'action_id': action_id.id, 'view_id': view_id, 'state': 'created' })
return True
@api.multi def open_view(self): return { 'type': 'ir.actions.act_window', 'res_model': self.model_name, 'view_type': 'graph', 'view_mode': 'graph', }
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