Initial commit of hr_payroll_attendance and hr_payroll_attendance_holidays modules for 11.0.

The purpose of this new functionality is to better distinguish between timesheets and attendance, as well as preventing the stock "salaried" time computations from working.

hr_payroll_attendance/__init__.py

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+from . import hr_payslip
+from . import hr_contract

hr_payroll_attendance/__manifest__.py

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+{
+    'name': 'Attendance on Payslips',
+    'description': 'Get Attendence numbers onto Employee Payslips.',
+    'version': '11.0.1.0.0',
+    'website': 'https://hibou.io/',
+    'author': 'Hibou Corp. <hello@hibou.io>',
+    'license': 'AGPL-3',
+    'category': 'Human Resources',
+    'data': [
+        'hr_contract_view.xml',
+    ],
+    'depends': [
+        'hr_payroll',
+        'hr_attendance',
+    ],
+}

hr_payroll_attendance/hr_contract.py

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+from odoo import models, fields
+
+
+class HrContract(models.Model):
+    _inherit = 'hr.contract'
+
+    paid_hourly_attendance = fields.Boolean(string="Paid Hourly Attendance", default=False)

hr_payroll_attendance/hr_contract_view.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+    <data>
+        <record id="hr_contract_form_inherit" model="ir.ui.view">
+            <field name="name">hr.contract.form.inherit</field>
+            <field name="model">hr.contract</field>
+            <field name="priority">20</field>
+            <field name="inherit_id" ref="hr_contract.hr_contract_view_form"/>
+            <field name="arch" type="xml">
+            <data>
+                <xpath expr="//field[@name='advantages']" position="after">
+                    <field name="paid_hourly_attendance"/>
+                </xpath>
+                <xpath expr="//div[@name='wage']/span" position="replace">
+                    <span attrs="{'invisible': [('paid_hourly_attendance', '=', True)]}">/ pay period</span>
+                    <span attrs="{'invisible': [('paid_hourly_attendance', '=', False)]}">/ hour</span>
+                </xpath>
+            </data>
+            </field>
+        </record>
+    </data>
+</odoo>

hr_payroll_attendance/hr_payslip.py

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+from datetime import datetime
+from collections import defaultdict
+from odoo import api, models
+from odoo.exceptions import ValidationError
+from odoo.tools import DEFAULT_SERVER_DATETIME_FORMAT
+
+
+class HrPayslip(models.Model):
+    _inherit = 'hr.payslip'
+
+    @api.model
+    def get_worked_day_lines(self, contracts, date_from, date_to):
+        def create_empty_worked_lines(employee, contract, date_from, date_to):
+            attn = {
+                'name': 'Attendance',
+                'sequence': 10,
+                'code': 'ATTN',
+                'number_of_days': 0.0,
+                'number_of_hours': 0.0,
+                'contract_id': contract.id,
+            }
+
+            valid_attn = [
+                ('employee_id', '=', employee.id),
+                ('check_in', '>=', date_from),
+                ('check_in', '<=', date_to),
+            ]
+            return attn, valid_attn
+
+        work = []
+        for contract in contracts.filtered(lambda c: c.paid_hourly_attendance):
+            worked_attn, valid_attn = create_empty_worked_lines(
+                contract.employee_id,
+                contract,
+                date_from,
+                date_to
+            )
+            days = set()
+            for attn in self.env['hr.attendance'].search(valid_attn):
+                if not attn.check_out:
+                    raise ValidationError('This pay period must not have any open attendances.')
+                if attn.worked_hours:
+                    # Avoid in/outs
+                    attn_start_time = datetime.strptime(attn.check_in, DEFAULT_SERVER_DATETIME_FORMAT)
+                    attn_iso = attn_start_time.isocalendar()
+                    if not attn_iso in days:
+                        worked_attn['number_of_days'] += 1
+                        days.add(attn_iso)
+                    worked_attn['number_of_hours'] += attn.worked_hours
+            worked_attn['number_of_hours'] = round(worked_attn['number_of_hours'], 2)
+            work.append(worked_attn)
+
+        res = super(HrPayslip, self).get_worked_day_lines(contracts.filtered(lambda c: not c.paid_hourly_attendance), date_from, date_to)
+        res.extend(work)
+        return res
+
+    @api.multi
+    def hour_break_down(self, code):
+        """
+        :param code: what kind of worked days you need aggregated
+        :return: dict: keys are isocalendar tuples, values are hours.
+        """
+        self.ensure_one()
+        if code == 'ATTN':
+            attns = self.env['hr.attendance'].search([
+                ('employee_id', '=', self.employee_id.id),
+                ('check_in', '>=', self.date_from),
+                ('check_in', '<=', self.date_to),
+            ])
+            day_values = defaultdict(float)
+            for attn in attns:
+                if not attn.check_out:
+                    raise ValidationError('This pay period must not have any open attendances.')
+                if attn.worked_hours:
+                    # Avoid in/outs
+                    attn_start_time = datetime.strptime(attn.check_in, DEFAULT_SERVER_DATETIME_FORMAT)
+                    attn_iso = attn_start_time.isocalendar()
+                    day_values[attn_iso] += attn.worked_hours
+            return day_values
+        elif hasattr(super(HrPayslip, self), 'hour_break_down'):
+            return super(HrPayslip, self).hour_break_down(code)
+
+    @api.multi
+    def hours_break_down_week(self, code):
+        """
+        :param code: hat kind of worked days you need aggregated
+        :return: dict: keys are isocalendar weeks, values are hours.
+        """
+        days = self.hour_break_down(code)
+        weeks = defaultdict(float)
+        for isoday, hours in days.items():
+            weeks[isoday[1]] += hours
+        return weeks