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# -*- coding: utf-8 -*-
# © 2014-2016 ACSONE SA/NV (<http://acsone.eu>)
# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
from collections import defaultdict, OrderedDict
import datetime
import dateutil
from itertools import izip
import logging
import re
import time
import pytz
from openerp import api, fields, models, _
from openerp.exceptions import UserError
from openerp.tools.safe_eval import safe_eval
from .aep import AccountingExpressionProcessor as AEP
from .aggregate import _sum, _avg, _min, _max
from .accounting_none import AccountingNone
from .simple_array import SimpleArray
from .mis_safe_eval import mis_safe_eval, DataError
_logger = logging.getLogger(__name__)
class AutoStruct(object):
def __init__(self, **kwargs):
for k, v in kwargs.items():
setattr(self, k, v)
class KpiMatrixRow(object):
def __init__(self, matrix, kpi, account_id=None, parent_row=None):
self._matrix = matrix
self.kpi = kpi
self.account_id = account_id
self.comment = ''
self.parent_row = parent_row
@property
def description(self):
if not self.account_id:
return self.kpi.description
else:
return self._matrix.get_account_name(self.account_id)
@property
def style(self):
if not self.account_id:
return self.kpi.style
else:
return None # TODO style for expanded accounts
def iter_cell_tuples(self, cols=None):
if cols is None:
cols = self._matrix.iter_cols()
for col in cols:
yield col.get_cell_tuple_for_row(self)
def iter_cells(self, subcols=None):
if subcols is None:
subcols = self._matrix.iter_subcols()
for subcol in subcols:
yield subcol.get_cell_for_row(self)
class KpiMatrixCol(object):
def __init__(self, description, comment, locals_dict, subkpis):
self.description = description
self.comment = comment
self.locals_dict = locals_dict
self.colspan = subkpis and len(subkpis) or 1
self._subcols = []
self.subkpis = subkpis
if not subkpis:
subcol = KpiMatrixSubCol(self, '', '', 0)
self._subcols.append(subcol)
else:
for i, subkpi in enumerate(subkpis):
subcol = KpiMatrixSubCol(self, subkpi.description, '', i)
self._subcols.append(subcol)
self._cell_tuples_by_row = {} # {row: (cells tuple)}
def _set_cell_tuple(self, row, cell_tuple):
self._cell_tuples_by_row[row] = cell_tuple
def iter_subcols(self):
return self._subcols
def iter_cell_tuples(self):
return self._cells_by_row.values()
def get_cell_tuple_for_row(self, row):
return self._cell_tuples_by_row.get(row)
class KpiMatrixSubCol(object):
def __init__(self, col, description, comment, index=0):
self.col = col
self.description = description
self.comment = comment
self.index = index
@property
def subkpi(self):
if self.col.subkpis:
return self.col.subkpis[self.index]
def iter_cells(self):
for cell_tuple in self.col.iter_cell_tuples():
yield cell_tuple[self.index]
def get_cell_for_row(self, row):
cell_tuple = self.col.get_cell_tuple_for_row(row)
if cell_tuple is None:
return None
return cell_tuple[self.index]
class KpiMatrixCell(object):
def __init__(self, row, subcol,
val, val_rendered, val_comment,
style=None, drilldown_key=None):
self.row = row
self.subcol = subcol
self.val = val
self.val_rendered = val_rendered
self.val_comment = val_comment
self.style = style
self.drilldown_key = None
class KpiMatrix(object):
def __init__(self, env):
# cache language id for faster rendering
lang_model = env['res.lang']
lang_id = lang_model._lang_get(env.user.lang)
self.lang = lang_model.browse(lang_id)
self._account_model = env['account.account']
# data structures
# { kpi: KpiMatrixRow }
self._kpi_rows = OrderedDict()
# { kpi: {account_id: KpiMatrixRow} }
self._detail_rows = {}
# { period_key: KpiMatrixCol }
self._cols = OrderedDict()
# { period_key (left of comparison): [(period_key, base_period_key)] }
self._comparison_todo = defaultdict(list)
self._comparison_cols = defaultdict(list)
# { account_id: account_name }
self._account_names = {}
def declare_kpi(self, kpi):
""" Declare a new kpi (row) in the matrix.
Invoke this first for all kpi, in display order.
"""
self._kpi_rows[kpi] = KpiMatrixRow(self, kpi)
self._detail_rows[kpi] = {}
def declare_period(self, period_key, description, comment,
locals_dict, subkpis):
""" Declare a new period (column), giving it an identifier (key).
Invoke this and declare_comparison in display order.
"""
self._cols[period_key] = KpiMatrixCol(description, comment,
locals_dict, subkpis)
def declare_comparison(self, period_key, base_period_key):
""" Declare a new comparison column.
Invoke this and declare_period in display order.
"""
last_period_key = list(self._cols.keys())[-1]
self._comparison_todo[last_period_key].append(
(period_key, base_period_key))
def set_values(self, kpi, period_key, vals):
""" Set values for a kpi and a period.
Invoke this after declaring the kpi and the period.
"""
self.set_values_detail_account(kpi, period_key, None, vals)
def set_values_detail_account(self, kpi, period_key, account_id, vals):
""" Set values for a kpi and a period and a detail account.
Invoke this after declaring the kpi and the period.
"""
if not account_id:
row = self._kpi_rows[kpi]
else:
kpi_row = self._kpi_rows[kpi]
if account_id in self._detail_rows[kpi]:
row = self._detail_rows[kpi][account_id]
else:
row = KpiMatrixRow(self, kpi, account_id, parent_row=kpi_row)
self._detail_rows[kpi][account_id] = row
col = self._cols[period_key]
cell_tuple = []
assert len(vals) == col.colspan
for val, subcol in izip(vals, col.iter_subcols()):
if isinstance(val, DataError):
val_rendered = val.name
val_comment = val.msg
else:
val_rendered = kpi.render(self.lang, val)
if subcol.subkpi:
val_comment = "{}.{} = {}".format(
row.kpi.name,
subcol.subkpi.name,
row.kpi.get_expression_for_subkpi(subcol.subkpi))
else:
val_comment = "{} = {}".format(
row.kpi.name,
row.kpi.expression)
# TODO style
# TODO drilldown_key
cell = KpiMatrixCell(row, subcol, val, val_rendered, val_comment)
cell_tuple.append(cell)
col._set_cell_tuple(row, cell_tuple)
def compute_comparisons(self):
""" Compute comparisons.
Invoke this after setting all values.
"""
for pos_period_key, comparisons in self._comparison_todo.items():
for period_key, base_period_key in comparisons:
col = self._cols[period_key]
base_col = self._cols[base_period_key]
common_subkpis = set(col.subkpis) & set(base_col.subkpis)
if not common_subkpis:
raise UserError('Columns {} and {} are not comparable'.
format(col.description,
base_col.description))
description = u'{} vs {}'.\
format(col.description, base_col.description)
comparison_col = KpiMatrixCol(description, None,
{}, col.subkpis)
for row in self.iter_rows():
cell_tuple = col.get_cell_tuple_for_row(row)
base_cell_tuple = base_col.get_cell_tuple_for_row(row)
if cell_tuple is None and base_cell_tuple is None:
continue
if cell_tuple is None:
vals = [AccountingNone] * len(common_subkpis)
else:
vals = [cell.val for cell in cell_tuple
if cell.subcol.subkpi in common_subkpis]
if base_cell_tuple is None:
base_vals = [AccountingNone] * len(common_subkpis)
else:
base_vals = [cell.val for cell in base_cell_tuple
if cell.subcol.subkpi in common_subkpis]
comparison_cell_tuple = []
for val, base_val, comparison_subcol in \
izip(vals,
base_vals,
comparison_col.iter_subcols()):
# TODO FIXME average factors
delta, delta_r = row.kpi.compare_and_render(
self.lang, val, base_val, 1, 1)
comparison_cell_tuple.append(KpiMatrixCell(
row, comparison_subcol, delta, delta_r, None))
comparison_col._set_cell_tuple(row, comparison_cell_tuple)
self._comparison_cols[pos_period_key].append(comparison_col)
def iter_rows(self):
""" Iterate rows in display order.
yields KpiMatrixRow.
"""
for kpi_row in self._kpi_rows.values():
yield kpi_row
detail_rows = self._detail_rows[kpi_row.kpi].values()
detail_rows = sorted(detail_rows, key=lambda r: r.description)
for detail_row in detail_rows:
yield detail_row
def iter_cols(self):
""" Iterate columns in display order.
yields KpiMatrixCol: one for each period or comparison.
"""
for period_key, col in self._cols.items():
yield col
for comparison_col in self._comparison_cols[period_key]:
yield comparison_col
def iter_subcols(self):
""" Iterate sub columns in display order.
yields KpiMatrixSubCol: one for each subkpi in each period
and comparison.
"""
for col in self.iter_cols():
for subcol in col.iter_subcols():
yield subcol
def _load_account_names(self):
account_ids = set()
for detail_rows in self._detail_rows.values():
account_ids.update(detail_rows.keys())
account_ids = list(account_ids)
accounts = self._account_model.search([('id', 'in', account_ids)])
self._account_names = {a.id: u'{} {}'.format(a.code, a.name)
for a in accounts}
def get_account_name(self, account_id):
if account_id not in self._account_names:
self._load_account_names()
return self._account_names[account_id]
def as_dict(self):
header = [{'cols': []}, {'cols': []}]
for col in self.iter_cols():
header[0]['cols'].append({
'description': col.description,
'comment': col.comment,
'colspan': col.colspan,
})
for subcol in col.iter_subcols():
header[1]['cols'].append({
'description': subcol.description,
'comment': subcol.comment,
'colspan': 1,
})
content = []
for row in self.iter_rows():
row_data = {
'row_id': id(row),
'parent_row_id': row.parent_row and id(row.parent_row) or None,
'description': row.description,
'comment': row.comment,
'style': row.style and row.style.to_css_style() or '',
'cols': []
}
for cell in row.iter_cells():
if cell is None:
row_data['cols'].append({})
else:
row_data['cols'].append({
'val': (cell.val
if cell.val is not AccountingNone else None),
'val_r': cell.val_rendered,
'val_c': cell.val_comment,
# TODO FIXME style
# TODO FIXME drilldown
})
content.append(row_data)
return {
'header': header,
'content': content,
}
def _get_selection_label(selection, value):
for v, l in selection:
if v == value:
return l
return ''
def _utc_midnight(d, tz_name, add_day=0):
d = fields.Datetime.from_string(d) + datetime.timedelta(days=add_day)
utc_tz = pytz.timezone('UTC')
context_tz = pytz.timezone(tz_name)
local_timestamp = context_tz.localize(d, is_dst=False)
return fields.Datetime.to_string(local_timestamp.astimezone(utc_tz))
def _python_var(var_str):
return re.sub(r'\W|^(?=\d)', '_', var_str).lower()
def _is_valid_python_var(name):
return re.match("[_A-Za-z][_a-zA-Z0-9]*$", name)
class MisReportKpi(models.Model):
""" A KPI is an element (ie a line) of a MIS report.
In addition to a name and description, it has an expression
to compute it based on queries defined in the MIS report.
It also has various informations defining how to render it
(numeric or percentage or a string, a prefix, a suffix, divider) and
how to render comparison of two values of the KPI.
KPI's have a sequence and are ordered inside the MIS report.
"""
_name = 'mis.report.kpi'
name = fields.Char(size=32, required=True,
string='Name')
description = fields.Char(required=True,
string='Description',
translate=True)
multi = fields.Boolean()
expression = fields.Char(
compute='_compute_expression',
inverse='_inverse_expression')
expression_ids = fields.One2many('mis.report.kpi.expression', 'kpi_id')
auto_expand_accounts = fields.Boolean(string='Display details by account')
style = fields.Many2one(
string="Default style for KPI",
comodel_name="mis.report.kpi.style",
required=False
)
style_expression = fields.Char(
string='Style expression',
help='An expression that returns a style name for the kpi style')
type = fields.Selection([('num', _('Numeric')),
('pct', _('Percentage')),
('str', _('String'))],
required=True,
string='Type',
default='num')
divider = fields.Selection([('1e-6', _('µ')),
('1e-3', _('m')),
('1', _('1')),
('1e3', _('k')),
('1e6', _('M'))],
string='Factor',
default='1')
dp = fields.Integer(string='Rounding', default=0)
prefix = fields.Char(size=16, string='Prefix')
suffix = fields.Char(size=16, string='Suffix')
compare_method = fields.Selection([('diff', _('Difference')),
('pct', _('Percentage')),
('none', _('None'))],
required=True,
string='Comparison Method',
default='pct')
sequence = fields.Integer(string='Sequence', default=100)
report_id = fields.Many2one('mis.report',
string='Report',
ondelete='cascade')
_order = 'sequence, id'
@api.one
@api.constrains('name')
def _check_name(self):
if not _is_valid_python_var(self.name):
raise UserError(_('The name must be a valid python identifier'))
@api.onchange('name')
def _onchange_name(self):
if self.name and not _is_valid_python_var(self.name):
return {
'warning': {
'title': 'Invalid name %s' % self.name,
'message': 'The name must be a valid python identifier'
}
}
@api.multi
def _compute_expression(self):
for kpi in self:
l = []
for expression in kpi.expression_ids:
if expression.subkpi_id:
l.append('{}={}'.format(
expression.subkpi_id.name, expression.name))
else:
l.append(
expression.name or 'AccountingNone')
kpi.expression = ',\n'.join(l)
@api.multi
def _inverse_expression(self):
for kpi in self:
if kpi.multi:
raise UserError('Can not update a multi kpi from the kpi line')
if kpi.expression_ids:
kpi.expression_ids[0].write({
'name': kpi.expression,
'subkpi_id': None})
for expression in kpi.expression_ids[1:]:
expression.unlink()
else:
kpi.write({
'expression_ids': [(0, 0, {
'name': kpi.expression
})]
})
@api.onchange('multi')
def _onchange_multi(self):
for kpi in self:
if not kpi.multi:
if kpi.expression_ids:
kpi.expression = kpi.expression_ids[0].name
else:
kpi.expression = None
else:
expressions = []
for subkpi in kpi.report_id.subkpi_ids:
expressions.append((0, 0, {
'name': kpi.expression,
'subkpi_id': subkpi.id,
}))
kpi.expression_ids = expressions
@api.onchange('description')
def _onchange_description(self):
""" construct name from description """
if self.description and not self.name:
self.name = _python_var(self.description)
@api.onchange('type')
def _onchange_type(self):
if self.type == 'num':
self.compare_method = 'pct'
self.divider = '1'
self.dp = 0
elif self.type == 'pct':
self.compare_method = 'diff'
self.divider = '1'
self.dp = 0
elif self.type == 'str':
self.compare_method = 'none'
self.divider = ''
self.dp = 0
def get_expression_for_subkpi(self, subkpi):
for expression in self.expression_ids:
if expression.subkpi_id == subkpi:
return expression.name
def render(self, lang, value):
""" render a KPI value as a unicode string, ready for display """
assert len(self) == 1
if value is None or value is AccountingNone:
return ''
elif self.type == 'num':
return self._render_num(lang, value, self.divider,
self.dp, self.prefix, self.suffix)
elif self.type == 'pct':
return self._render_num(lang, value, 0.01,
self.dp, '', '%')
else:
return unicode(value)
def compare_and_render(self, lang, value, base_value,
average_value, average_base_value):
""" render the comparison of two KPI values, ready for display
Returns a tuple, with the numeric comparison and its string rendering.
If the difference is 0, an empty string is returned.
"""
assert len(self) == 1
if value is None:
value = AccountingNone
if base_value is None:
base_value = AccountingNone
if self.type == 'pct':
delta = value - base_value
if delta and round(delta, self.dp) != 0:
return delta, self._render_num(
lang,
delta,
0.01, self.dp, '', _('pp'),
sign='+')
elif self.type == 'num':
if value and average_value:
value = value / float(average_value)
if base_value and average_base_value:
base_value = base_value / float(average_base_value)
if self.compare_method == 'diff':
delta = value - base_value
if delta and round(delta, self.dp) != 0:
return delta, self._render_num(
lang,
delta,
self.divider, self.dp, self.prefix, self.suffix,
sign='+')
elif self.compare_method == 'pct':
if base_value and round(base_value, self.dp) != 0:
delta = (value - base_value) / abs(base_value)
if delta and round(delta, self.dp) != 0:
return delta, self._render_num(
lang,
delta,
0.01, self.dp, '', '%',
sign='+')
return 0, ''
def _render_num(self, lang, value, divider,
dp, prefix, suffix, sign='-'):
divider_label = _get_selection_label(
self._columns['divider'].selection, divider)
if divider_label == '1':
divider_label = ''
# format number following user language
value = round(value / float(divider or 1), dp) or 0
value = lang.format(
'%%%s.%df' % (sign, dp),
value,
grouping=True)
value = u'%s\N{NO-BREAK SPACE}%s\N{NO-BREAK SPACE}%s%s' % \
(prefix or '', value, divider_label, suffix or '')
value = value.replace('-', u'\N{NON-BREAKING HYPHEN}')
return value
class MisReportSubkpi(models.Model):
_name = 'mis.report.subkpi'
_order = 'sequence'
sequence = fields.Integer()
report_id = fields.Many2one('mis.report')
name = fields.Char(size=32, required=True,
string='Name')
description = fields.Char(required=True,
string='Description',
translate=True)
expression_ids = fields.One2many('mis.report.kpi.expression', 'subkpi_id')
@api.one
@api.constrains('name')
def _check_name(self):
if not _is_valid_python_var(self.name):
raise UserError(_('The name must be a valid python identifier'))
@api.onchange('name')
def _onchange_name(self):
if self.name and not _is_valid_python_var(self.name):
return {
'warning': {
'title': 'Invalid name %s' % self.name,
'message': 'The name must be a valid python identifier'
}
}
@api.onchange('description')
def _onchange_description(self):
""" construct name from description """
if self.description and not self.name:
self.name = _python_var(self.description)
@api.multi
def unlink(self):
for subkpi in self:
subkpi.expression_ids.unlink()
return super(MisReportSubkpi, self).unlink()
class MisReportKpiExpression(models.Model):
""" A KPI Expression is an expression of a line of a MIS report Kpi.
It's used to compute the kpi value.
"""
_name = 'mis.report.kpi.expression'
_order = 'sequence, name'
sequence = fields.Integer(
related='subkpi_id.sequence',
store=True,
readonly=True)
name = fields.Char(string='Expression')
kpi_id = fields.Many2one('mis.report.kpi')
# TODO FIXME set readonly=True when onchange('subkpi_ids') below works
subkpi_id = fields.Many2one(
'mis.report.subkpi',
readonly=False)
_sql_constraints = [
('subkpi_kpi_unique', 'unique(subkpi_id, kpi_id)',
'Sub KPI must be used once and only once for each KPI'),
]
class MisReportQuery(models.Model):
""" A query to fetch arbitrary data for a MIS report.
A query works on a model and has a domain and list of fields to fetch.
At runtime, the domain is expanded with a "and" on the date/datetime field.
"""
_name = 'mis.report.query'
@api.one
@api.depends('field_ids')
def _compute_field_names(self):
field_names = [field.name for field in self.field_ids]
self.field_names = ', '.join(field_names)
name = fields.Char(size=32, required=True,
string='Name')
model_id = fields.Many2one('ir.model', required=True,
string='Model')
field_ids = fields.Many2many('ir.model.fields', required=True,
string='Fields to fetch')
field_names = fields.Char(compute='_compute_field_names',
string='Fetched fields name')
aggregate = fields.Selection([('sum', _('Sum')),
('avg', _('Average')),
('min', _('Min')),
('max', _('Max'))],
string='Aggregate')
date_field = fields.Many2one('ir.model.fields', required=True,
string='Date field',
domain=[('ttype', 'in',
('date', 'datetime'))])
domain = fields.Char(string='Domain')
report_id = fields.Many2one('mis.report', string='Report',
ondelete='cascade')
_order = 'name'
@api.one
@api.constrains('name')
def _check_name(self):
if not _is_valid_python_var(self.name):
raise UserError(_('The name must be a valid python identifier'))
class MisReport(models.Model):
""" A MIS report template (without period information)
The MIS report holds:
* a list of explicit queries; the result of each query is
stored in a variable with same name as a query, containing as list
of data structures populated with attributes for each fields to fetch;
when queries have an aggregate method and no fields to group, it returns
a data structure with the aggregated fields
* a list of KPI to be evaluated based on the variables resulting
from the accounting data and queries (KPI expressions can references
queries and accounting expression - see AccoutingExpressionProcessor)
"""
_name = 'mis.report'
name = fields.Char(required=True,
string='Name', translate=True)
description = fields.Char(required=False,
string='Description', translate=True)
query_ids = fields.One2many('mis.report.query', 'report_id',
string='Queries',
copy=True)
kpi_ids = fields.One2many('mis.report.kpi', 'report_id',
string='KPI\'s',
copy=True)
subkpi_ids = fields.One2many('mis.report.subkpi', 'report_id',
string="Sub KPI",
copy=True)
@api.onchange('subkpi_ids')
def _on_change_subkpi_ids(self):
""" Update kpi expressions when subkpis change on the report,
so the list of kpi expressions is always up-to-date """
for kpi in self.kpi_ids:
if not kpi.multi:
continue
new_subkpis = set([subkpi for subkpi in self.subkpi_ids])
expressions = []
for expression in kpi.expression_ids:
assert expression.subkpi_id # must be true if kpi is multi
if expression.subkpi_id not in self.subkpi_ids:
expressions.append((2, expression.id, None)) # remove
else:
new_subkpis.remove(expression.subkpi_id) # no change
for subkpi in new_subkpis:
# TODO FIXME this does not work, while the remove above works
expressions.append((0, None, {
'name': False,
'subkpi_id': subkpi.id,
})) # add empty expressions for new subkpis
if expressions:
kpi.expressions_ids = expressions
@api.multi
def get_wizard_report_action(self):
action = self.env.ref('mis_builder.mis_report_instance_view_action')
res = action.read()[0]
view = self.env.ref('mis_builder.wizard_mis_report_instance_view_form')
res.update({
'view_id': view.id,
'views': [(view.id, 'form')],
'target': 'new',
'context': {
'default_report_id': self.id,
'default_name': self.name,
'default_temporary': True,
}
})
return res
@api.one
def copy(self, default=None):
default = dict(default or {})
default['name'] = _('%s (copy)') % self.name
return super(MisReport, self).copy(default)
# TODO: kpi name cannot be start with query name
@api.multi
def _prepare_kpi_matrix(self):
self.ensure_one()
kpi_matrix = KpiMatrix(self.env)
for kpi in self.kpi_ids:
kpi_matrix.declare_kpi(kpi)
return kpi_matrix
@api.multi
def _prepare_aep(self, company):
self.ensure_one()
aep = AEP(self.env)
for kpi in self.kpi_ids:
for expression in kpi.expression_ids:
aep.parse_expr(expression.name)
aep.done_parsing(company)
return aep
@api.multi
def _fetch_queries(self, date_from, date_to,
get_additional_query_filter=None):
self.ensure_one()
res = {}
for query in self.query_ids:
model = self.env[query.model_id.model]
eval_context = {
'env': self.env,
'time': time,
'datetime': datetime,
'dateutil': dateutil,
# deprecated
'uid': self.env.uid,
'context': self.env.context,
}
domain = query.domain and \
safe_eval(query.domain, eval_context) or []
if get_additional_query_filter:
domain.extend(get_additional_query_filter(query))
if query.date_field.ttype == 'date':
domain.extend([(query.date_field.name, '>=', date_from),
(query.date_field.name, '<=', date_to)])
else:
datetime_from = _utc_midnight(
date_from, self._context.get('tz', 'UTC'))
datetime_to = _utc_midnight(
date_to, self._context.get('tz', 'UTC'), add_day=1)
domain.extend([(query.date_field.name, '>=', datetime_from),
(query.date_field.name, '<', datetime_to)])
field_names = [f.name for f in query.field_ids]
if not query.aggregate:
data = model.search_read(domain, field_names)
res[query.name] = [AutoStruct(**d) for d in data]
elif query.aggregate == 'sum':
data = model.read_group(
domain, field_names, [])
s = AutoStruct(count=data[0]['__count'])
for field_name in field_names:
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
@api.multi
def _declare_and_compute_period(self, kpi_matrix,
period_key,
period_description,
period_comment,
aep,
date_from, date_to,
target_move,
company,
subkpis_filter=None,
get_additional_move_line_filter=None,
get_additional_query_filter=None):
""" Evaluate a report for a given period, populating a KpiMatrix.
:param kpi_matrix: the KpiMatrix object to be populated
:param period_key: the period key to use when populating the KpiMatrix
:param aep: an AccountingExpressionProcessor instance created
using _prepare_aep()
:param date_from, date_to: the starting and ending date
:param target_move: all|posted
:param company:
:param get_additional_move_line_filter: a bound method that takes
no arguments and returns
a domain compatible with
account.move.line
:param get_additional_query_filter: a bound method that takes a single
query argument and returns a
domain compatible with the query
underlying model
"""
self.ensure_one()
locals_dict = {
'sum': _sum,
'min': _min,
'max': _max,
'len': len,
'avg': _avg,
'AccountingNone': AccountingNone,
'SimpleArray': SimpleArray,
}
# fetch non-accounting queries
locals_dict.update(self._fetch_queries(
date_from, date_to, get_additional_query_filter))
# use AEP to do the accounting queries
additional_move_line_filter = None
if get_additional_move_line_filter:
additional_move_line_filter = get_additional_move_line_filter()
aep.do_queries(company,
date_from, date_to,
target_move,
additional_move_line_filter)
if subkpis_filter:
subkpis = [subkpi for subkpi in self.subkpi_ids
if subkpi in subkpis_filter]
else:
subkpis = self.subkpi_ids
kpi_matrix.declare_period(period_key,
period_description, period_comment,
locals_dict, subkpis)
compute_queue = self.kpi_ids
recompute_queue = []
while True:
for kpi in compute_queue:
# build the list of expressions for this kpi
expressions = []
for expression in kpi.expression_ids:
if expression.subkpi_id and \
subkpis_filter and \
expression.subkpi_id not in subkpis_filter:
continue
expressions.append(expression.name)
vals = []
try:
for expression in expressions:
replaced_expr = aep.replace_expr(expression)
vals.append(
mis_safe_eval(replaced_expr, locals_dict))
except NameError:
recompute_queue.append(kpi)
break
else:
# no error, set it in locals_dict so it can be used
# in computing other kpis
if len(expressions) == 1:
locals_dict[kpi.name] = vals[0]
else:
locals_dict[kpi.name] = SimpleArray(vals)
kpi_matrix.set_values(kpi, period_key, vals)
if not kpi.auto_expand_accounts:
continue
for account_id, replaced_exprs in \
aep.replace_exprs_by_account_id(expressions):
account_id_vals = []
for replaced_expr in replaced_exprs:
account_id_vals.append(
mis_safe_eval(replaced_expr, locals_dict))
kpi_matrix.set_values_detail_account(
kpi, period_key, account_id, account_id_vals)
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 Name errors or cyclic dependency)
# so we stop trying
break
# try again
compute_queue = recompute_queue
recompute_queue = []