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Initial commit bi_view_editor V9
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Andrea
354
bi_view_editor/models/bve_view.py
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354
bi_view_editor/models/bve_view.py
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# -*- coding: utf-8 -*-
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# Copyright 2015-2017 Onestein (<http://www.onestein.eu>)
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# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
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import json
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from openerp import api, fields, models, tools
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from openerp.exceptions import Warning as UserError
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from openerp.tools.translate import _
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class BveView(models.Model):
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_name = 'bve.view'
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_description = 'BI View Editor'
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@api.depends('group_ids')
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@api.multi
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def _compute_users(self):
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for bve_view in self:
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group_ids = bve_view.sudo().group_ids
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if group_ids:
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bve_view.user_ids = group_ids.mapped('users')
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else:
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bve_view.user_ids = self.env['res.users'].sudo().search([])
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name = fields.Char(required=True, copy=False)
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model_name = fields.Char()
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note = fields.Text(string='Notes')
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state = fields.Selection(
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[('draft', 'Draft'),
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('created', 'Created')],
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default='draft',
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copy=False)
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data = fields.Text(
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help="Use the special query builder to define the query "
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"to generate your report dataset. "
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"NOTE: Te be edited, the query should be in 'Draft' status.")
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action_id = fields.Many2one('ir.actions.act_window', string='Action')
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view_id = fields.Many2one('ir.ui.view', string='View')
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group_ids = fields.Many2many(
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'res.groups',
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string='Groups',
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help="User groups allowed to see the generated report; "
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"if NO groups are specified the report will be public "
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"for everyone.")
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user_ids = fields.Many2many(
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'res.users',
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string='Users',
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compute=_compute_users,
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store=True)
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_sql_constraints = [
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('name_uniq',
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'unique(name)',
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_('Custom BI View names must be unique!')),
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]
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@api.multi
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def unlink(self):
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for view in self:
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if view.state == 'created':
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raise UserError(
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_('You cannot delete a created view! '
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'Reset the view to draft first.'))
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return super(BveView, self).unlink()
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@api.multi
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def action_reset(self):
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self.ensure_one()
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if self.action_id:
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if self.action_id.view_id:
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self.action_id.view_id.sudo().unlink()
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self.action_id.sudo().unlink()
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models = self.env['ir.model'].sudo().search(
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[('model', '=', self.model_name)])
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for model in models:
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model.sudo().unlink()
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table_name = self.model_name.replace('.', '_')
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tools.drop_view_if_exists(self.env.cr, table_name)
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self.state = 'draft'
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@api.multi
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def _create_view_arch(self):
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self.ensure_one()
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def _get_field_def(field_name, def_type):
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return """<field name="x_{}" type="{}" />""".format(
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field_name, def_type
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)
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def _get_field_type(field_info):
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row = field_info['row'] and 'row'
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column = field_info['column'] and 'col'
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measure = field_info['measure'] and 'measure'
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return row or column or measure
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fields_info = json.loads(self._get_format_data(self.data))
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view_fields = []
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for field_info in fields_info:
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field_name = field_info['name']
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def_type = _get_field_type(field_info)
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if def_type:
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field_def = _get_field_def(field_name, def_type)
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view_fields.append(field_def)
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return view_fields
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@api.model
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def _get_format_data(self, data):
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data = data.replace('\'', '"')
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data = data.replace(': u"', ':"')
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return data
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@api.multi
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def action_create(self):
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self.ensure_one()
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self._create_bve_object()
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self._create_bve_view()
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@api.multi
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def _create_bve_view(self):
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self.ensure_one()
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# create views
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View = self.env['ir.ui.view']
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old_views = View.sudo().search([('model', '=', self.model_name)])
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old_views.sudo().unlink()
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view_vals = [{
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'name': 'Pivot Analysis',
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'type': 'pivot',
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'model': self.model_name,
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'priority': 16,
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'arch': """<?xml version="1.0"?>
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<pivot string="Pivot Analysis"> {} </pivot>
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""".format("".join(self._create_view_arch()))
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}, {
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'name': 'Graph Analysis',
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'type': 'graph',
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'model': self.model_name,
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'priority': 16,
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'arch': """<?xml version="1.0"?>
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<graph string="Graph Analysis"
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type="bar"
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stacked="True"> {} </graph>
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""".format("".join(self._create_view_arch()))
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}]
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for vals in view_vals:
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View.sudo().create(vals)
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# create Tree view
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tree_view = View.sudo().create(
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{'name': 'Tree Analysis',
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'type': 'tree',
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'model': self.model_name,
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'priority': 16,
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'arch': """<?xml version="1.0"?>
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<tree string="List Analysis" create="false"> {} </tree>
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""".format("".join(self._create_view_arch()))
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})
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# set the Tree view as the default one
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action_vals = {
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'name': self.name,
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'res_model': self.model_name,
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'type': 'ir.actions.act_window',
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'view_type': 'form',
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'view_mode': 'tree,graph,pivot',
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'view_id': tree_view.id,
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'context': "{'service_name': '%s'}" % self.name,
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}
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ActWindow = self.env['ir.actions.act_window']
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action_id = ActWindow.sudo().create(action_vals)
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self.write({
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'action_id': action_id.id,
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'view_id': tree_view.id,
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'state': 'created'
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})
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@api.multi
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def _create_bve_object(self):
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self.ensure_one()
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def _get_fields_info(fields_data):
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fields_info = []
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for field_data in fields_data:
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field = self.env['ir.model.fields'].browse(field_data['id'])
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vals = {
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'table': self.env[field.model_id.model]._table,
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'table_alias': field_data['table_alias'],
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'select_field': field.name,
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'as_field': 'x_' + field_data['name'],
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'join': False,
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'model': field.model_id.model
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}
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if field_data.get('join_node'):
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vals.update({'join': field_data['join_node']})
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fields_info.append(vals)
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return fields_info
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def _build_query():
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data = self.data
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if not data:
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raise UserError(_('No data to process.'))
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formatted_data = json.loads(self._get_format_data(data))
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info = _get_fields_info(formatted_data)
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fields = [("{}.{}".format(f['table_alias'],
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f['select_field']),
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f['as_field']) for f in info if 'join_node' not in f]
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tables = set([(f['table'], f['table_alias']) for f in info])
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join_nodes = [
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(f['table_alias'],
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f['join'],
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f['select_field']) for f in info if f['join'] is not False]
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table_name = self.model_name.replace('.', '_')
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tools.drop_view_if_exists(self.env.cr, table_name)
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basic_fields = [
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("t0.id", "id"),
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("t0.write_uid", "write_uid"),
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("t0.write_date", "write_date"),
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("t0.create_uid", "create_uid"),
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("t0.create_date", "create_date")
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]
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q = """CREATE or REPLACE VIEW %s as (
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SELECT %s
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FROM %s
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WHERE %s
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)""" % (table_name, ','.join(
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["{} AS {}".format(f[0], f[1])
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for f in basic_fields + fields]), ','.join(
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["{} AS {}".format(t[0], t[1])
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for t in list(tables)]), " AND ".join(
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["{}.{} = {}.id".format(j[0], j[2], j[1])
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for j in join_nodes] + ["TRUE"]))
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self.env.cr.execute(q)
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def _prepare_field(field_data):
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if not field_data['custom']:
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field = self.env['ir.model.fields'].browse(field_data['id'])
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vals = {
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'name': 'x_' + field_data['name'],
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'complete_name': field.complete_name,
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'model': self.model_name,
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'relation': field.relation,
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'field_description': field_data.get(
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'description', field.field_description),
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'ttype': field.ttype,
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'selection': field.selection,
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'size': field.size,
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'state': 'manual'
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}
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if vals['ttype'] == 'monetary':
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vals.update({'ttype': 'float'})
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if field.ttype == 'selection' and not field.selection:
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model_obj = self.env[field.model_id.model]
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selection = model_obj._columns[field.name].selection
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selection_domain = str(selection)
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vals.update({'selection': selection_domain})
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return vals
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def _prepare_object():
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data = json.loads(self._get_format_data(self.data))
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return {
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'name': self.name,
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'model': self.model_name,
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'field_id': [
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(0, 0, _prepare_field(field))
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for field in data
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if 'join_node' not in field]
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}
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def _build_object():
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vals = _prepare_object()
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Model = self.env['ir.model']
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res_id = Model.sudo().with_context(bve=True).create(vals)
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return res_id
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def group_ids_with_access(model_name, access_mode):
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self.env.cr.execute('''SELECT
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g.id
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FROM
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ir_model_access a
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JOIN ir_model m ON (a.model_id=m.id)
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JOIN res_groups g ON (a.group_id=g.id)
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LEFT JOIN ir_module_category c ON (c.id=g.category_id)
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WHERE
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m.model=%s AND
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a.active IS True AND
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a.perm_''' + access_mode, (model_name,))
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return [x[0] for x in self.env.cr.fetchall()]
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def _build_access_rules(obj):
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info = json.loads(self._get_format_data(self.data))
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models = list(set([f['model'] for f in info]))
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read_groups = set.intersection(*[set(
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group_ids_with_access(model, 'read')) for model in models])
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# read access
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for group in read_groups:
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self.env['ir.model.access'].sudo().create({
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'name': 'read access to ' + self.model_name,
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'model_id': obj.id,
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'group_id': group,
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'perm_read': True,
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})
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# read and write access
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for group in self.group_ids:
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self.env['ir.model.access'].sudo().create({
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'name': 'read-write access to ' + self.model_name,
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'model_id': obj.id,
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'group_id': group.id,
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'perm_read': True,
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'perm_write': True,
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})
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self.model_name = 'x_bve.' + ''.join(
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[x for x in self.name.lower()
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if x.isalnum()]).replace('_', '.').replace(' ', '.')
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_build_query()
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obj = _build_object()
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_build_access_rules(obj)
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@api.multi
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def open_view(self):
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self.ensure_one()
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return {
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'name': _('BI View'),
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'type': 'ir.actions.act_window',
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'res_model': self.model_name,
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'view_type': 'form',
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'view_mode': 'tree,graph,pivot',
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}
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@api.multi
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def copy(self, default=None):
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self.ensure_one()
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default = dict(default or {}, name=_("%s (copy)") % self.name)
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return super(BveView, self).copy(default=default)
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