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749 lines
29 KiB
749 lines
29 KiB
# -*- encoding: utf-8 -*-
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##############################################################################
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#
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# mis_builder module for Odoo, Management Information System Builder
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# Copyright (C) 2014-2015 ACSONE SA/NV (<http://acsone.eu>)
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#
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# This file is a part of mis_builder
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#
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# mis_builder is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License v3 or later
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# as published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# mis_builder is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License v3 or later for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# v3 or later along with this program.
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# If not, see <http://www.gnu.org/licenses/>.
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#
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##############################################################################
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import datetime
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import dateutil
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import logging
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import re
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import time
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import traceback
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import pytz
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from openerp import api, fields, models, _
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from openerp.tools.safe_eval import safe_eval
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from .aep import AccountingExpressionProcessor as AEP
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from .aggregate import _sum, _avg, _min, _max
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_logger = logging.getLogger(__name__)
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class AutoStruct(object):
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def __init__(self, **kwargs):
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for k, v in kwargs.items():
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setattr(self, k, v)
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def _get_selection_label(selection, value):
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for v, l in selection:
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if v == value:
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return l
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return ''
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def _utc_midnight(d, tz_name, add_day=0):
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d = fields.Datetime.from_string(d) + datetime.timedelta(days=add_day)
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utc_tz = pytz.timezone('UTC')
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context_tz = pytz.timezone(tz_name)
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local_timestamp = context_tz.localize(d, is_dst=False)
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return fields.Datetime.to_string(local_timestamp.astimezone(utc_tz))
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def _python_var(var_str):
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return re.sub(r'\W|^(?=\d)', '_', var_str).lower()
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def _is_valid_python_var(name):
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return re.match("[_A-Za-z][_a-zA-Z0-9]*$", name)
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class MisReportKpi(models.Model):
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""" A KPI is an element (ie a line) of a MIS report.
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In addition to a name and description, it has an expression
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to compute it based on queries defined in the MIS report.
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It also has various informations defining how to render it
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(numeric or percentage or a string, a suffix, divider) and
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how to render comparison of two values of the KPI.
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KPI's have a sequence and are ordered inside the MIS report.
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"""
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_name = 'mis.report.kpi'
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name = fields.Char(size=32, required=True,
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string='Name')
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description = fields.Char(required=True,
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string='Description',
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translate=True)
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expression = fields.Char(required=True,
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string='Expression')
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default_css_style = fields.Char(string='Default CSS style')
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css_style = fields.Char(string='CSS style expression')
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type = fields.Selection([('num', _('Numeric')),
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('pct', _('Percentage')),
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('str', _('String'))],
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required=True,
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string='Type',
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default='num')
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divider = fields.Selection([('1e-6', _('µ')),
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('1e-3', _('m')),
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('1', _('1')),
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('1e3', _('k')),
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('1e6', _('M'))],
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string='Factor',
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default='1')
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dp = fields.Integer(string='Rounding', default=0)
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suffix = fields.Char(size=16, string='Suffix')
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compare_method = fields.Selection([('diff', _('Difference')),
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('pct', _('Percentage')),
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('none', _('None'))],
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required=True,
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string='Comparison Method',
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default='pct')
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sequence = fields.Integer(string='Sequence', default=100)
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report_id = fields.Many2one('mis.report',
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string='Report',
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ondelete='cascade')
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_order = 'sequence, id'
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@api.one
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@api.constrains('name')
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def _check_name(self):
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return _is_valid_python_var(self.name)
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@api.onchange('name')
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def _onchange_name(self):
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if self.name and not _is_valid_python_var(self.name):
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return {
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'warning': {
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'title': 'Invalid name %s' % self.name,
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'message': 'The name must be a valid python identifier'
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}
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}
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@api.onchange('description')
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def _onchange_description(self):
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""" construct name from description """
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if self.description and not self.name:
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self.name = _python_var(self.description)
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@api.onchange('type')
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def _onchange_type(self):
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if self.type == 'num':
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self.compare_method = 'pct'
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self.divider = '1'
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self.dp = 0
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elif self.type == 'pct':
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self.compare_method = 'diff'
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self.divider = '1'
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self.dp = 0
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elif self.type == 'str':
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self.compare_method = 'none'
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self.divider = ''
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self.dp = 0
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def render(self, lang_id, value):
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""" render a KPI value as a unicode string, ready for display """
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assert len(self) == 1
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if value is None:
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return '#N/A'
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elif self.type == 'num':
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return self._render_num(lang_id, value, self.divider,
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self.dp, self.suffix)
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elif self.type == 'pct':
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return self._render_num(lang_id, value, 0.01,
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self.dp, '%')
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else:
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return unicode(value)
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def render_comparison(self, lang_id, value, base_value,
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average_value, average_base_value):
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""" render the comparison of two KPI values, ready for display """
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assert len(self) == 1
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if value is None or base_value is None:
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return ''
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if self.type == 'pct':
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return self._render_num(
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lang_id,
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value - base_value,
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0.01, self.dp, _('pp'), sign='+')
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elif self.type == 'num':
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if average_value:
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value = value / float(average_value)
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if average_base_value:
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base_value = base_value / float(average_base_value)
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if self.compare_method == 'diff':
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return self._render_num(
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lang_id,
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value - base_value,
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self.divider, self.dp, self.suffix, sign='+')
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elif self.compare_method == 'pct':
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if round(base_value, self.dp) != 0:
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return self._render_num(
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lang_id,
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(value - base_value) / abs(base_value),
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0.01, self.dp, '%', sign='+')
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return ''
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def _render_num(self, lang_id, value, divider,
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dp, suffix, sign='-'):
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divider_label = _get_selection_label(
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self._columns['divider'].selection, divider)
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if divider_label == '1':
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divider_label = ''
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# format number following user language
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value = round(value / float(divider or 1), dp) or 0
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value = self.env['res.lang'].browse(lang_id).format(
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'%%%s.%df' % (sign, dp),
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value,
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grouping=True)
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value = u'%s\N{NO-BREAK SPACE}%s%s' % \
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(value, divider_label, suffix or '')
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value = value.replace('-', u'\N{NON-BREAKING HYPHEN}')
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return value
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class MisReportQuery(models.Model):
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""" A query to fetch arbitrary data for a MIS report.
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A query works on a model and has a domain and list of fields to fetch.
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At runtime, the domain is expanded with a "and" on the date/datetime field.
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"""
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_name = 'mis.report.query'
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@api.one
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@api.depends('field_ids')
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def _compute_field_names(self):
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field_names = [field.name for field in self.field_ids]
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self.field_names = ', '.join(field_names)
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name = fields.Char(size=32, required=True,
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string='Name')
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model_id = fields.Many2one('ir.model', required=True,
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string='Model')
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field_ids = fields.Many2many('ir.model.fields', required=True,
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string='Fields to fetch')
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field_names = fields.Char(compute='_compute_field_names',
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string='Fetched fields name')
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aggregate = fields.Selection([('sum', _('Sum')),
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('avg', _('Average')),
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('min', _('Min')),
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('max', _('Max'))],
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string='Aggregate')
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date_field = fields.Many2one('ir.model.fields', required=True,
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string='Date field',
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domain=[('ttype', 'in',
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('date', 'datetime'))])
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domain = fields.Char(string='Domain')
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report_id = fields.Many2one('mis.report', string='Report',
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ondelete='cascade')
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_order = 'name'
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@api.one
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@api.constrains('name')
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def _check_name(self):
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return _is_valid_python_var(self.name)
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@api.multi
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def _get_additional_filter(self):
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""" Prepare an additional filter to apply on the query
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This filter is combined to the query domain with a AND
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operator. This hook is intended
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to be inherited, and is useful to implement filtering
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on analytic dimensions or operational units.
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Returns an Odoo domain expression (a python list)
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compatible with the model of the query."""
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self.ensure_one()
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return []
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class MisReport(models.Model):
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""" A MIS report template (without period information)
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The MIS report holds:
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* a list of explicit queries; the result of each query is
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stored in a variable with same name as a query, containing as list
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of data structures populated with attributes for each fields to fetch;
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when queries have an aggregate method and no fields to group, it returns
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a data structure with the aggregated fields
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* a list of KPI to be evaluated based on the variables resulting
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from the accounting data and queries (KPI expressions can references
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queries and accounting expression - see AccoutingExpressionProcessor)
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"""
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_name = 'mis.report'
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name = fields.Char(required=True,
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string='Name', translate=True)
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description = fields.Char(required=False,
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string='Description', translate=True)
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query_ids = fields.One2many('mis.report.query', 'report_id',
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string='Queries')
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kpi_ids = fields.One2many('mis.report.kpi', 'report_id',
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string='KPI\'s')
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# TODO: kpi name cannot be start with query name
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class MisReportInstancePeriod(models.Model):
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""" A MIS report instance has the logic to compute
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a report template for a given date period.
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Periods have a duration (day, week, fiscal period) and
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are defined as an offset relative to a pivot date.
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"""
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@api.one
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@api.depends('report_instance_id.pivot_date', 'type', 'offset', 'duration')
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def _compute_dates(self):
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self.date_from = False
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self.date_to = False
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self.period_from = False
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self.period_to = False
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self.valid = False
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d = fields.Date.from_string(self.report_instance_id.pivot_date)
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if self.type == 'd':
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date_from = d + datetime.timedelta(days=self.offset)
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date_to = date_from + \
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datetime.timedelta(days=self.duration - 1)
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self.date_from = fields.Date.to_string(date_from)
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self.date_to = fields.Date.to_string(date_to)
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self.valid = True
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elif self.type == 'w':
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date_from = d - datetime.timedelta(d.weekday())
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date_from = date_from + datetime.timedelta(days=self.offset * 7)
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date_to = date_from + \
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datetime.timedelta(days=(7 * self.duration) - 1)
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self.date_from = fields.Date.to_string(date_from)
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self.date_to = fields.Date.to_string(date_to)
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self.valid = True
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elif self.type == 'fp':
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current_periods = self.env['account.period'].search(
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[('special', '=', False),
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('date_start', '<=', d),
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('date_stop', '>=', d),
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('company_id', '=',
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self.report_instance_id.company_id.id)])
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if current_periods:
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all_periods = self.env['account.period'].search(
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[('special', '=', False),
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('company_id', '=',
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self.report_instance_id.company_id.id)],
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order='date_start')
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all_period_ids = [p.id for p in all_periods]
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p = all_period_ids.index(current_periods[0].id) + self.offset
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if p >= 0 and p + self.duration <= len(all_period_ids):
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periods = all_periods[p:p + self.duration]
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self.date_from = periods[0].date_start
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self.date_to = periods[-1].date_stop
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self.period_from = periods[0]
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self.period_to = periods[-1]
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self.valid = True
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_name = 'mis.report.instance.period'
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name = fields.Char(size=32, required=True,
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string='Description', translate=True)
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type = fields.Selection([('d', _('Day')),
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('w', _('Week')),
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('fp', _('Fiscal Period')),
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# ('fy', _('Fiscal Year'))
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],
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required=True,
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string='Period type')
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offset = fields.Integer(string='Offset',
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help='Offset from current period',
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default=-1)
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duration = fields.Integer(string='Duration',
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help='Number of periods',
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default=1)
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date_from = fields.Date(compute='_compute_dates', string="From")
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date_to = fields.Date(compute='_compute_dates', string="To")
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period_from = fields.Many2one(compute='_compute_dates',
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comodel_name='account.period',
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string="From period")
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period_to = fields.Many2one(compute='_compute_dates',
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comodel_name='account.period',
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string="To period")
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valid = fields.Boolean(compute='_compute_dates',
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type='boolean',
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string='Valid')
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sequence = fields.Integer(string='Sequence', default=100)
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report_instance_id = fields.Many2one('mis.report.instance',
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string='Report Instance',
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ondelete='cascade')
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comparison_column_ids = fields.Many2many(
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comodel_name='mis.report.instance.period',
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relation='mis_report_instance_period_rel',
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column1='period_id',
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column2='compare_period_id',
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string='Compare with')
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normalize_factor = fields.Integer(
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string='Factor',
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help='Factor to use to normalize the period (used in comparison',
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default=1)
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_order = 'sequence, id'
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_sql_constraints = [
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('duration', 'CHECK (duration>0)',
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'Wrong duration, it must be positive!'),
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('normalize_factor', 'CHECK (normalize_factor>0)',
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'Wrong normalize factor, it must be positive!'),
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('name_unique', 'unique(name, report_instance_id)',
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'Period name should be unique by report'),
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]
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@api.multi
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def _get_additional_move_line_filter(self):
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""" Prepare a filter to apply on all move lines
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This filter is applied with a AND operator on all
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accounting expression domains. This hook is intended
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to be inherited, and is useful to implement filtering
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on analytic dimensions or operational units.
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Returns an Odoo domain expression (a python list)
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compatible with account.move.line."""
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self.ensure_one()
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return []
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@api.multi
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def drilldown(self, expr):
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assert len(self) == 1
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if AEP.has_account_var(expr):
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aep = AEP(self.env)
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aep.parse_expr(expr)
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aep.done_parsing(self.report_instance_id.root_account)
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domain = aep.get_aml_domain_for_expr(
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expr,
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self.date_from, self.date_to,
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self.period_from, self.period_to,
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self.report_instance_id.target_move)
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domain.extend(self._get_additional_move_line_filter())
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return {
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'name': expr + ' - ' + self.name,
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'domain': domain,
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'type': 'ir.actions.act_window',
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'res_model': 'account.move.line',
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'views': [[False, 'list'], [False, 'form']],
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'view_type': 'list',
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'view_mode': 'list',
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'target': 'current',
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}
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|
else:
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return False
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|
|
def _fetch_queries(self):
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assert len(self) == 1
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res = {}
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for query in self.report_instance_id.report_id.query_ids:
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model = self.env[query.model_id.model]
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|
eval_context = {
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'env': self.env,
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'time': time,
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'datetime': datetime,
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|
'dateutil': dateutil,
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|
# deprecated
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'uid': self.env.uid,
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'context': self.env.context,
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}
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domain = query.domain and \
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safe_eval(query.domain, eval_context) or []
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domain.extend(query._get_additional_filter())
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if query.date_field.ttype == 'date':
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domain.extend([(query.date_field.name, '>=', self.date_from),
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(query.date_field.name, '<=', self.date_to)])
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else:
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datetime_from = _utc_midnight(
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self.date_from, self._context.get('tz', 'UTC'))
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datetime_to = _utc_midnight(
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self.date_to, self._context.get('tz', 'UTC'), add_day=1)
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domain.extend([(query.date_field.name, '>=', datetime_from),
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(query.date_field.name, '<', datetime_to)])
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field_names = [f.name for f in query.field_ids]
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if not query.aggregate:
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data = model.search_read(domain, field_names)
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res[query.name] = [AutoStruct(**d) for d in data]
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elif query.aggregate == 'sum':
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data = model.read_group(
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domain, field_names, [])
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|
s = AutoStruct(count=data[0]['__count'])
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|
for field_name in field_names:
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v = data[0][field_name]
|
|
setattr(s, field_name, v)
|
|
res[query.name] = s
|
|
else:
|
|
data = model.search_read(domain, field_names)
|
|
s = AutoStruct(count=len(data))
|
|
if query.aggregate == 'min':
|
|
agg = _min
|
|
elif query.aggregate == 'max':
|
|
agg = _max
|
|
elif query.aggregate == 'avg':
|
|
agg = _avg
|
|
for field_name in field_names:
|
|
setattr(s, field_name,
|
|
agg([d[field_name] for d in data]))
|
|
res[query.name] = s
|
|
return res
|
|
|
|
def _compute(self, lang_id, aep):
|
|
res = {}
|
|
|
|
localdict = {
|
|
'registry': self.pool,
|
|
'sum': _sum,
|
|
'min': _min,
|
|
'max': _max,
|
|
'len': len,
|
|
'avg': _avg,
|
|
}
|
|
|
|
localdict.update(self._fetch_queries())
|
|
|
|
aep.do_queries(self.date_from, self.date_to,
|
|
self.period_from, self.period_to,
|
|
self.report_instance_id.target_move,
|
|
self._get_additional_move_line_filter())
|
|
|
|
compute_queue = self.report_instance_id.report_id.kpi_ids
|
|
recompute_queue = []
|
|
while True:
|
|
for kpi in compute_queue:
|
|
try:
|
|
kpi_val_comment = kpi.name + " = " + kpi.expression
|
|
kpi_eval_expression = aep.replace_expr(kpi.expression)
|
|
kpi_val = safe_eval(kpi_eval_expression, localdict)
|
|
except ZeroDivisionError:
|
|
kpi_val = None
|
|
kpi_val_rendered = '#DIV/0'
|
|
kpi_val_comment += '\n\n%s' % (traceback.format_exc(),)
|
|
except (NameError, ValueError):
|
|
recompute_queue.append(kpi)
|
|
kpi_val = None
|
|
kpi_val_rendered = '#ERR'
|
|
kpi_val_comment += '\n\n%s' % (traceback.format_exc(),)
|
|
except:
|
|
kpi_val = None
|
|
kpi_val_rendered = '#ERR'
|
|
kpi_val_comment += '\n\n%s' % (traceback.format_exc(),)
|
|
else:
|
|
kpi_val_rendered = kpi.render(lang_id, kpi_val)
|
|
|
|
localdict[kpi.name] = kpi_val
|
|
try:
|
|
kpi_style = None
|
|
if kpi.css_style:
|
|
kpi_style = safe_eval(kpi.css_style, localdict)
|
|
except:
|
|
_logger.warning("error evaluating css stype expression %s",
|
|
kpi.css_style, exc_info=True)
|
|
kpi_style = None
|
|
|
|
drilldown = (kpi_val is not None and
|
|
AEP.has_account_var(kpi.expression))
|
|
|
|
res[kpi.name] = {
|
|
'val': kpi_val,
|
|
'val_r': kpi_val_rendered,
|
|
'val_c': kpi_val_comment,
|
|
'style': kpi_style,
|
|
'suffix': kpi.suffix,
|
|
'dp': kpi.dp,
|
|
'is_percentage': kpi.type == 'pct',
|
|
'period_id': self.id,
|
|
'expr': kpi.expression,
|
|
'drilldown': drilldown,
|
|
}
|
|
|
|
if len(recompute_queue) == 0:
|
|
# nothing to recompute, we are done
|
|
break
|
|
if len(recompute_queue) == len(compute_queue):
|
|
# could not compute anything in this iteration
|
|
# (ie real Value errors or cyclic dependency)
|
|
# so we stop trying
|
|
break
|
|
# try again
|
|
compute_queue = recompute_queue
|
|
recompute_queue = []
|
|
|
|
return res
|
|
|
|
|
|
class MisReportInstance(models.Model):
|
|
"""The MIS report instance combines everything to compute
|
|
a MIS report template for a set of periods."""
|
|
|
|
@api.one
|
|
@api.depends('date')
|
|
def _compute_pivot_date(self):
|
|
if self.date:
|
|
self.pivot_date = self.date
|
|
else:
|
|
self.pivot_date = fields.Date.context_today(self)
|
|
|
|
_name = 'mis.report.instance'
|
|
|
|
name = fields.Char(required=True,
|
|
string='Name', translate=True)
|
|
description = fields.Char(required=False,
|
|
string='Description', translate=True)
|
|
date = fields.Date(string='Base date',
|
|
help='Report base date '
|
|
'(leave empty to use current date)')
|
|
pivot_date = fields.Date(compute='_compute_pivot_date',
|
|
string="Pivot date")
|
|
report_id = fields.Many2one('mis.report',
|
|
required=True,
|
|
string='Report')
|
|
period_ids = fields.One2many('mis.report.instance.period',
|
|
'report_instance_id',
|
|
required=True,
|
|
string='Periods')
|
|
target_move = fields.Selection([('posted', 'All Posted Entries'),
|
|
('all', 'All Entries')],
|
|
string='Target Moves',
|
|
required=True,
|
|
default='posted')
|
|
company_id = fields.Many2one(comodel_name='res.company',
|
|
string='Company',
|
|
readonly=True,
|
|
related='root_account.company_id',
|
|
store=True)
|
|
root_account = fields.Many2one(comodel_name='account.account',
|
|
domain='[("parent_id", "=", False)]',
|
|
string="Account chart",
|
|
required=True)
|
|
landscape_pdf = fields.Boolean(string='Landscape PDF')
|
|
|
|
def _format_date(self, lang_id, date):
|
|
# format date following user language
|
|
date_format = self.env['res.lang'].browse(lang_id).date_format
|
|
return datetime.datetime.strftime(
|
|
fields.Date.from_string(date), date_format)
|
|
|
|
@api.multi
|
|
def preview(self):
|
|
assert len(self) == 1
|
|
view_id = self.env.ref('mis_builder.'
|
|
'mis_report_instance_result_view_form')
|
|
return {
|
|
'type': 'ir.actions.act_window',
|
|
'res_model': 'mis.report.instance',
|
|
'res_id': self.id,
|
|
'view_mode': 'form',
|
|
'view_type': 'form',
|
|
'view_id': view_id.id,
|
|
'target': 'new',
|
|
}
|
|
|
|
@api.multi
|
|
def compute(self):
|
|
assert len(self) == 1
|
|
|
|
# prepare AccountingExpressionProcessor
|
|
aep = AEP(self.env)
|
|
for kpi in self.report_id.kpi_ids:
|
|
aep.parse_expr(kpi.expression)
|
|
aep.done_parsing(self.root_account)
|
|
|
|
# fetch user language only once
|
|
# TODO: is this necessary?
|
|
lang = self.env.user.lang
|
|
if not lang:
|
|
lang = 'en_US'
|
|
lang_id = self.env['res.lang'].search([('code', '=', lang)]).id
|
|
|
|
# compute kpi values for each period
|
|
kpi_values_by_period_ids = {}
|
|
for period in self.period_ids:
|
|
if not period.valid:
|
|
continue
|
|
kpi_values = period._compute(lang_id, aep)
|
|
kpi_values_by_period_ids[period.id] = kpi_values
|
|
|
|
# prepare header and content
|
|
header = []
|
|
header.append({
|
|
'kpi_name': '',
|
|
'cols': []
|
|
})
|
|
content = []
|
|
rows_by_kpi_name = {}
|
|
for kpi in self.report_id.kpi_ids:
|
|
rows_by_kpi_name[kpi.name] = {
|
|
'kpi_name': kpi.description,
|
|
'cols': [],
|
|
'default_style': kpi.default_css_style
|
|
}
|
|
content.append(rows_by_kpi_name[kpi.name])
|
|
|
|
# populate header and content
|
|
for period in self.period_ids:
|
|
if not period.valid:
|
|
continue
|
|
# add the column header
|
|
if period.duration > 1 or period.type == 'w':
|
|
# from, to
|
|
if period.period_from and period.period_to:
|
|
date_from = period.period_from.name
|
|
date_to = period.period_to.name
|
|
else:
|
|
date_from = self._format_date(lang_id, period.date_from)
|
|
date_to = self._format_date(lang_id, period.date_to)
|
|
header_date = _('from %s to %s') % (date_from, date_to)
|
|
else:
|
|
# one period or one day
|
|
if period.period_from and period.period_to:
|
|
header_date = period.period_from.name
|
|
else:
|
|
header_date = self._format_date(lang_id, period.date_from)
|
|
header[0]['cols'].append(dict(name=period.name, date=header_date))
|
|
# add kpi values
|
|
kpi_values = kpi_values_by_period_ids[period.id]
|
|
for kpi_name in kpi_values:
|
|
rows_by_kpi_name[kpi_name]['cols'].append(kpi_values[kpi_name])
|
|
|
|
# add comparison columns
|
|
for compare_col in period.comparison_column_ids:
|
|
compare_kpi_values = \
|
|
kpi_values_by_period_ids.get(compare_col.id)
|
|
if compare_kpi_values:
|
|
# add the comparison column header
|
|
header[0]['cols'].append(
|
|
dict(name=_('%s vs %s') % (period.name,
|
|
compare_col.name),
|
|
date=''))
|
|
# add comparison values
|
|
for kpi in self.report_id.kpi_ids:
|
|
rows_by_kpi_name[kpi.name]['cols'].append({
|
|
'val_r': kpi.render_comparison(
|
|
lang_id,
|
|
kpi_values[kpi.name]['val'],
|
|
compare_kpi_values[kpi.name]['val'],
|
|
period.normalize_factor,
|
|
compare_col.normalize_factor)
|
|
})
|
|
|
|
return {'header': header,
|
|
'content': content}
|