odoo/addons/hr_attendance/hr_attendance.py

189 lines
8.9 KiB
Python

# -*- coding: utf-8 -*-
##############################################################################
#
# OpenERP, Open Source Management Solution
# Copyright (C) 2004-2010 Tiny SPRL (<http://tiny.be>).
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
##############################################################################
import time
from datetime import datetime
from openerp.osv import fields, osv
from openerp.tools.translate import _
class hr_action_reason(osv.osv):
_name = "hr.action.reason"
_description = "Action Reason"
_columns = {
'name': fields.char('Reason', required=True, help='Specifies the reason for Signing In/Signing Out.'),
'action_type': fields.selection([('sign_in', 'Sign in'), ('sign_out', 'Sign out')], "Action Type"),
}
_defaults = {
'action_type': 'sign_in',
}
def _employee_get(obj, cr, uid, context=None):
ids = obj.pool.get('hr.employee').search(cr, uid, [('user_id', '=', uid)], context=context)
return ids and ids[0] or False
class hr_attendance(osv.osv):
_name = "hr.attendance"
_description = "Attendance"
def _worked_hours_compute(self, cr, uid, ids, fieldnames, args, context=None):
"""For each hr.attendance record of action sign-in: assign 0.
For each hr.attendance record of action sign-out: assign number of hours since last sign-in.
"""
res = {}
for obj in self.browse(cr, uid, ids, context=context):
if obj.action == 'sign_in':
res[obj.id] = 0
elif obj.action == 'sign_out':
# Get the associated sign-in
last_signin_id = self.search(cr, uid, [
('employee_id', '=', obj.employee_id.id),
('name', '<', obj.name), ('action', '=', 'sign_in')
], limit=1, order='name DESC')
if last_signin_id:
last_signin = self.browse(cr, uid, last_signin_id, context=context)[0]
# Compute time elapsed between sign-in and sign-out
last_signin_datetime = datetime.strptime(last_signin.name, '%Y-%m-%d %H:%M:%S')
signout_datetime = datetime.strptime(obj.name, '%Y-%m-%d %H:%M:%S')
workedhours_datetime = (signout_datetime - last_signin_datetime)
res[obj.id] = ((workedhours_datetime.seconds) / 60) / 60.0
else:
res[obj.id] = False
return res
_columns = {
'name': fields.datetime('Date', required=True, select=1),
'action': fields.selection([('sign_in', 'Sign In'), ('sign_out', 'Sign Out'), ('action','Action')], 'Action', required=True),
'action_desc': fields.many2one("hr.action.reason", "Action Reason", domain="[('action_type', '=', action)]", help='Specifies the reason for Signing In/Signing Out in case of extra hours.'),
'employee_id': fields.many2one('hr.employee', "Employee", required=True, select=True),
'worked_hours': fields.function(_worked_hours_compute, type='float', string='Worked Hours', store=True),
}
_defaults = {
'name': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'), #please don't remove the lambda, if you remove it then the current time will not change
'employee_id': _employee_get,
}
def _altern_si_so(self, cr, uid, ids, context=None):
""" Alternance sign_in/sign_out check.
Previous (if exists) must be of opposite action.
Next (if exists) must be of opposite action.
"""
for att in self.browse(cr, uid, ids, context=context):
# search and browse for first previous and first next records
prev_att_ids = self.search(cr, uid, [('employee_id', '=', att.employee_id.id), ('name', '<', att.name), ('action', 'in', ('sign_in', 'sign_out'))], limit=1, order='name DESC')
next_add_ids = self.search(cr, uid, [('employee_id', '=', att.employee_id.id), ('name', '>', att.name), ('action', 'in', ('sign_in', 'sign_out'))], limit=1, order='name ASC')
prev_atts = self.browse(cr, uid, prev_att_ids, context=context)
next_atts = self.browse(cr, uid, next_add_ids, context=context)
# check for alternance, return False if at least one condition is not satisfied
if prev_atts and prev_atts[0].action == att.action: # previous exists and is same action
return False
if next_atts and next_atts[0].action == att.action: # next exists and is same action
return False
if (not prev_atts) and (not next_atts) and att.action != 'sign_in': # first attendance must be sign_in
return False
return True
_constraints = [(_altern_si_so, 'Error ! Sign in (resp. Sign out) must follow Sign out (resp. Sign in)', ['action'])]
_order = 'name desc'
class hr_employee(osv.osv):
_inherit = "hr.employee"
_description = "Employee"
def _state(self, cr, uid, ids, name, args, context=None):
result = {}
if not ids:
return result
for id in ids:
result[id] = 'absent'
cr.execute('SELECT hr_attendance.action, hr_attendance.employee_id \
FROM ( \
SELECT MAX(name) AS name, employee_id \
FROM hr_attendance \
WHERE action in (\'sign_in\', \'sign_out\') \
GROUP BY employee_id \
) AS foo \
LEFT JOIN hr_attendance \
ON (hr_attendance.employee_id = foo.employee_id \
AND hr_attendance.name = foo.name) \
WHERE hr_attendance.employee_id IN %s',(tuple(ids),))
for res in cr.fetchall():
result[res[1]] = res[0] == 'sign_in' and 'present' or 'absent'
return result
def _last_sign(self, cr, uid, ids, name, args, context=None):
result = {}
if not ids:
return result
for id in ids:
result[id] = False
cr.execute("""select max(name) as name
from hr_attendance
where action in ('sign_in', 'sign_out') and employee_id = %s""",(id,))
for res in cr.fetchall():
result[id] = res[0]
return result
def _attendance_access(self, cr, uid, ids, name, args, context=None):
# this function field use to hide attendance button to singin/singout from menu
visible = self.pool.get("res.users").has_group(cr, uid, "base.group_hr_attendance")
return dict([(x, visible) for x in ids])
_columns = {
'state': fields.function(_state, type='selection', selection=[('absent', 'Absent'), ('present', 'Present')], string='Attendance'),
'last_sign': fields.function(_last_sign, type='datetime', string='Last Sign'),
'attendance_access': fields.function(_attendance_access, string='Attendance Access', type='boolean'),
}
def _action_check(self, cr, uid, emp_id, dt=False, context=None):
cr.execute('SELECT MAX(name) FROM hr_attendance WHERE employee_id=%s', (emp_id,))
res = cr.fetchone()
return not (res and (res[0]>=(dt or time.strftime('%Y-%m-%d %H:%M:%S'))))
def attendance_action_change(self, cr, uid, ids, context=None):
if context is None:
context = {}
action_date = context.get('action_date', False)
action = context.get('action', False)
hr_attendance = self.pool.get('hr.attendance')
warning_sign = {'sign_in': _('Sign In'), 'sign_out': _('Sign Out')}
for employee in self.browse(cr, uid, ids, context=context):
if not action:
if employee.state == 'present': action = 'sign_out'
if employee.state == 'absent': action = 'sign_in'
if not self._action_check(cr, uid, employee.id, action_date, context):
raise osv.except_osv(_('Warning'), _('You tried to %s with a date anterior to another event !\nTry to contact the HR Manager to correct attendances.')%(warning_sign[action],))
vals = {'action': action, 'employee_id': employee.id}
if action_date:
vals['name'] = action_date
hr_attendance.create(cr, uid, vals, context=context)
return True
# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: