addons/hr/hr.py

   1 ##############################################################################
   2 #
   3 # Copyright (c) 2005-2006 TINY SPRL. (http://tiny.be) All Rights Reserved.
   4 #
   5 # $Id$
   6 #
   7 # WARNING: This program as such is intended to be used by professional
   8 # programmers who take the whole responsability of assessing all potential
   9 # consequences resulting from its eventual inadequacies and bugs
  10 # End users who are looking for a ready-to-use solution with commercial
  11 # garantees and support are strongly adviced to contract a Free Software
  12 # Service Company
  13 #
  14 # This program is Free Software; you can redistribute it and/or
  15 # modify it under the terms of the GNU General Public License
  16 # as published by the Free Software Foundation; either version 2
  17 # of the License, or (at your option) any later version.
  18 #
  19 # This program is distributed in the hope that it will be useful,
  20 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  21 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22 # GNU General Public License for more details.
  23 #
  24 # You should have received a copy of the GNU General Public License
  25 # along with this program; if not, write to the Free Software
  26 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  27 #
  28 ##############################################################################
  29
  30 from mx import DateTime
  31 import time
  32
  33 from osv import fields, osv
  34
  35 class hr_timesheet_group(osv.osv):
  36         _name = "hr.timesheet.group"
  37         _description = "Timesheet"
  38         _columns = {
  39                 'name' : fields.char("Group name", size=64, required=True),
  40                 'timesheet_id' : fields.one2many('hr.timesheet', 'tgroup_id', 'Timesheet'),
  41                 'manager' : fields.many2one('res.users', 'Workgroup manager'),
  42         }
  43         #
  44         # TODO: improve; very slow !
  45         #       bug if transition to another period
  46         #
  47         def interval_get(self, cr, uid, id, dt_from, hours, byday=True):
  48                 if not id:
  49                         return [(dt_from,dt_from+DateTime.RelativeDateTime(hours=int(hours)*3))]
  50                 todo = hours
  51                 cycle = 0
  52                 result = []
  53                 while todo>0:
  54                         cr.execute('select hour_from,hour_to from hr_timesheet where dayofweek=%d and tgroup_id=%d order by hour_from', (dt_from.day_of_week,id))
  55                         for (hour_from,hour_to) in cr.fetchall():
  56                                 h1,m1 = map(int,hour_from.split(':'))
  57                                 h2,m2 = map(int,hour_to.split(':'))
  58                                 d1 = DateTime.DateTime(dt_from.year,dt_from.month,dt_from.day,h1,m1)
  59                                 d2 = DateTime.DateTime(dt_from.year,dt_from.month,dt_from.day,h2,m2)
  60                                 if dt_from<d2:
  61                                         date1 = max(dt_from,d1)
  62                                         if date1+DateTime.RelativeDateTime(hours=todo)<=d2:
  63                                                 result.append((date1, date1+DateTime.RelativeDateTime(hours=todo)))
  64                                                 todo = 0
  65                                         else:
  66                                                 todo -= (d2-date1).hours
  67                                                 result.append((date1, d2))
  68                         dt_from = DateTime.DateTime(dt_from.year,dt_from.month,dt_from.day)+DateTime.RelativeDateTime(days=1)
  69                         cycle+=1
  70                         if cycle>7 and todo==hours:
  71                                 return [(dt_from,dt_from+DateTime.RelativeDateTime(hours=hours*3))]
  72                 if byday:
  73                         i = 1
  74                         while i<len(result):
  75                                 if (result[i][0]-result[i-1][1]).days<1:
  76                                         result[i-1]=(result[i-1][0],result[i][1])
  77                                         del result[i]
  78                                 else:
  79                                         i+=1
  80                 return result
  81 hr_timesheet_group()
  82
  83
  84 class hr_employee_category(osv.osv):
  85         _name = "hr.employee.category"
  86         _description = "Employee Category"
  87         _columns = {
  88                 'name' : fields.char("Category", size=64, required=True),
  89                 'parent_id': fields.many2one('hr.employee.category', 'Parent category', select=True),
  90                 'child_ids': fields.one2many('hr.employee.category', 'parent_id', 'Childs Categories')
  91         }
  92 hr_employee_category()
  93
  94 class hr_employee(osv.osv):
  95         _name = "hr.employee"
  96         _description = "Employee"
  97
  98         def _state(self, cr, uid, ids, name, args, context={}):
  99                 result = {}
 100                 for id in ids:
 101                         result[id] = 'absent'
 102                 cr.execute('SELECT hr_attendance.action, hr_attendance.employee_id \
 103                                 FROM ( \
 104                                         SELECT MAX(name) AS name, employee_id \
 105                                         FROM hr_attendance \
 106                                         WHERE action in (\'sign_in\', \'sign_out\') \
 107                                         GROUP BY employee_id \
 108                                 ) AS foo \
 109                                 LEFT JOIN hr_attendance \
 110                                         ON (hr_attendance.employee_id = foo.employee_id \
 111                                                 AND hr_attendance.name = foo.name) \
 112                                 WHERE hr_attendance.employee_id \
 113                                         in (' + ','.join([str(x) for x in ids]) + ')')
 114                 for res in cr.fetchall():
 115                         result[res[1]] = res[0] == 'sign_in' and 'present' or 'absent'
 116                 return result
 117
 118         _columns = {
 119                 'name' : fields.char("Employee", size=128, required=True),
 120                 'active' : fields.boolean('Active'),
 121                 'company_id': fields.many2one('res.company', 'Company'),
 122                 'address_id': fields.many2one('res.partner.address', 'Contact address'),
 123                 'state': fields.function(_state, method=True, type='selection', selection=[('absent', 'Absent'), ('present', 'Present')], string='Attendance'),
 124                 'started' : fields.date("Started on"),
 125                 'notes': fields.text('Notes'),
 126                 'attendances' : fields.one2many('hr.attendance', 'employee_id', "Employee's attendances"),
 127                 'holidays' : fields.one2many('hr.holidays', 'employee_id', "Employee's holidays"),
 128                 'workgroups' : fields.many2many('hr.timesheet.group', 'hr_timesheet_employee_rel', 'emp_id', 'tgroup_id', "Employee's work team"),
 129                 'user_id' : fields.many2one('res.users', 'Tiny ERP User'),
 130                 'category_id' : fields.many2one('hr.employee.category', 'Category'),
 131                 'regime' : fields.float('Workhours by week'),
 132                 'holiday_max' : fields.integer("Number of holidays"),
 133                 'parent_id': fields.many2one('hr.employee', 'Boss', select=True),
 134                 'child_ids': fields.one2many('hr.employee', 'parent_id','Subordinates'),
 135         }
 136         _defaults = {
 137                 'active' : lambda *a: True,
 138                 'state' : lambda *a: 'absent',
 139         }
 140         def sign_change(self, cr, uid, ids, context={}, dt=False):
 141                 for emp in self.browse(cr, uid, ids):
 142                         if not self._action_check(cr, uid, emp.id, dt, context):
 143                                 raise osv.except_osv('Warning', 'You tried to sign with a date anterior to another event !\nTry to contact the administrator to correct attendances.')
 144                         res = {'action':'action', 'employee_id':emp.id}
 145                         if dt:
 146                                 res['name'] = dt
 147                         att_id = self.pool.get('hr.attendance').create(cr, uid, res, context=context)
 148                 return True
 149
 150         def sign_out(self, cr, uid, ids, context={}, dt=False, *args):
 151                 id = False
 152                 for emp in self.browse(cr, uid, ids):
 153                         if not self._action_check(cr, uid, emp.id, dt, context):
 154                                 raise osv.except_osv('Warning', 'You tried to sign out with a date anterior to another event !\nTry to contact the administrator to correct attendances.')
 155                         res = {'action':'sign_out', 'employee_id':emp.id}
 156                         if dt:
 157                                 res['name'] = dt
 158                         att_id = self.pool.get('hr.attendance').create(cr, uid, res, context=context)
 159                         id = att_id
 160                 return id
 161
 162         def _action_check(self, cr, uid, emp_id, dt=False,context={}):
 163                 cr.execute('select max(name) from hr_attendance where employee_id=%d', (emp_id,))
 164                 res = cr.fetchone()
 165                 return not (res and (res[0]>=(dt or time.strftime('%Y-%m-%d %H:%M:%S'))))
 166
 167         def sign_in(self, cr, uid, ids, context={}, dt=False, *args):
 168                 id = False
 169                 for emp in self.browse(cr, uid, ids):
 170                         if not self._action_check(cr, uid, emp.id, dt, context):
 171                                 raise osv.except_osv('Warning', 'You tried to sign in with a date anterior to another event !\nTry to contact the administrator to correct attendances.')
 172                         res = {'action':'sign_in', 'employee_id':emp.id}
 173                         if dt:
 174                                 res['name'] = dt
 175                         id = self.pool.get('hr.attendance').create(cr, uid, res, context=context)
 176                 return id
 177
 178 hr_employee()
 179
 180 class hr_timesheet(osv.osv):
 181         _name = "hr.timesheet"
 182         _description = "Timesheet Line"
 183         _columns = {
 184                 'name' : fields.char("Name", size=64, required=True),
 185                 'dayofweek': fields.selection([('0','Monday'),('1','Tuesday'),('2','Wednesday'),('3','Thursday'),('4','Friday'),('5','Saturday'),('6','Sunday')], 'Day of week'),
 186                 'date_from' : fields.date('Starting date'),
 187                 'hour_from' : fields.char('Work from', size=8, required=True),
 188                 'hour_to' : fields.char("Work to", size=8, required=True),
 189                 'tgroup_id' : fields.many2one("hr.timesheet.group", "Employee's timesheet group", select=True),
 190         }
 191         _order = 'dayofweek, hour_from'
 192 hr_timesheet()
 193
 194 class hr_action_reason(osv.osv):
 195         _name = "hr.action.reason"
 196         _description = "Action reason"
 197         _columns = {
 198                 'name' : fields.char('Reason', size=64, required=True),
 199                 'action_type' : fields.selection([('sign_in', 'Sign in'), ('sign_out', 'Sign out')], "Action's type"),
 200         }
 201         _defaults = {
 202                 'action_type' : lambda *a: 'sign_in',
 203         }
 204 hr_action_reason()
 205
 206 def _employee_get(obj,cr,uid,context={}):
 207         ids = obj.pool.get('hr.employee').search(cr, uid, [('user_id','=', uid)])
 208         if ids:
 209                 return ids[0]
 210         return False
 211
 212 class hr_attendance(osv.osv):
 213         _name = "hr.attendance"
 214         _description = "Attendance"
 215         _columns = {
 216                 'name' : fields.datetime('Date', required=True),
 217                 'action' : fields.selection([('sign_in', 'Sign In'), ('sign_out', 'Sign Out'),('action','Action')], 'Action', required=True),
 218                 'action_desc' : fields.many2one("hr.action.reason", "Action reason", domain="[('action_type', '=', action)]"),
 219                 'employee_id' : fields.many2one('hr.employee', 'Employee', required=True, select=True),
 220         }
 221         _defaults = {
 222                 'name' : lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
 223                 'employee_id' : _employee_get,
 224         }
 225
 226         def _altern_si_so(self, cr, uid, ids):
 227                 for id in ids:
 228                         sql = '''
 229                         select action, name
 230                         from hr_attendance as att
 231                         where employee_id = (select employee_id from hr_attendance where id=%s)
 232                         and action in ('sign_in','sign_out')
 233                         and name <= (select name from hr_attendance where id=%s)
 234                         order by name desc
 235                         limit 2
 236                         ''' % (id, id)
 237                         cr.execute(sql)
 238                         atts = cr.fetchall()
 239                         if not ((len(atts)==1 and atts[0][0] == 'sign_in') or (atts[0][0] != atts[1][0] and atts[0][1] != atts[1][1])):
 240                                 return False
 241                 return True
 242
 243         _constraints = [(_altern_si_so, 'Error: Sign in (resp. Sign out) must follow Sign out (resp. Sign in)', ['action'])]
 244         _order = 'name desc'
 245 hr_attendance()
 246
 247 class hr_holidays_status(osv.osv):
 248         _name = "hr.holidays.status"
 249         _description = "Holidays Status"
 250         _columns = {
 251                 'name' : fields.char('Holiday Status', size=64, required=True, translate=True),
 252         }
 253 hr_holidays_status()
 254
 255 class hr_holidays(osv.osv):
 256         _name = "hr.holidays"
 257         _description = "Holidays"
 258         _columns = {
 259                 'name' : fields.char('Description', required=True, size=64),
 260                 'date_from' : fields.datetime('Vacation start day', required=True),
 261                 'date_to' : fields.datetime('Vacation end day'),
 262                 'holiday_status' : fields.many2one("hr.holidays.status", "Holiday's Status"),
 263                 'employee_id' : fields.many2one('hr.employee', 'Employee', select=True),
 264         }
 265         _defaults = {
 266                 'employee_id' : _employee_get
 267         }
 268         _order = 'date_from desc'
 269 hr_holidays()
 270
 271 # vim:tw=0:noexpandtab