add shop in invoices report

__init__.py

@@ -23,13 +23,16 @@ def register():
         sale.SaleLine,
         sale.SaleShopDetailedStart,
         invoice.Invoice,
+        invoice.InvoicesStart,
         module='sale_shop', type_='model')
     Pool.register(
         sale.PrintSaleBySupplier,
         sale.SaleShopDetailed,
         sale.SaleShopForceDraft,
+        invoice.Invoices,
         module='sale_shop', type_='wizard')
     Pool.register(
         sale.SaleBySupplier,
         sale.SaleShopDetailedReport,
+        invoice.InvoicesReport,
         module='sale_shop', type_='report')

invoice.py

@@ -4,8 +4,10 @@
 from trytond.model import fields
 from trytond.pool import PoolMeta
 from trytond.pyson import Eval
+from trytond.transaction import Transaction
 
-__all__ = ['Invoice']
+__all__ = ['Invoice', 'InvoicesStart',
+           'Invoices', 'InvoicesReport']
 
 
 class Invoice(metaclass=PoolMeta):
@@ -13,3 +15,34 @@ class Invoice(metaclass=PoolMeta):
     shop = fields.Many2One('sale.shop', 'Shop', required=False, domain=[
             ('id', 'in', Eval('context', {}).get('shops', [])),
             ], depends=['number'])
+
+
+class InvoicesStart(metaclass=PoolMeta):
+    __name__ = 'invoice_report.print_invoices.start'
+    shop = fields.Many2One('sale.shop', 'Shop', required=True)
+
+    @staticmethod
+    def default_company():
+        return Transaction().context.get('shop')
+
+
+class Invoices(metaclass=PoolMeta):
+    __name__ = 'invoice_report.print_invoices'
+
+    def do_print_(self, action):
+        action, data = super(Invoices, self).do_print_(action)
+        if self.start.shop:
+            data['shop'] = self.start.shop.id
+            data['shop_name'] = self.start.shop.name
+        return action, data
+
+
+class InvoicesReport(metaclass=PoolMeta):
+    __name__ = 'invoice_report.invoices_report'
+
+    @classmethod
+    def get_domain_invoices(cls, data):
+        dom_invoices = super(InvoicesReport, cls).get_domain_invoices(data)
+        if data.get('shop'):
+            dom_invoices.append(('shop', '=', data['shop']))
+        return dom_invoices

shop.xml

@@ -51,5 +51,11 @@ The COPYRIGHT file at the top level of this repository contains the full copyrig
             <field name="perm_create" eval="True"/>
             <field name="perm_delete" eval="False"/>
         </record>
+
+        <record model="ir.ui.view" id="print_invoices_start_view_form_2">
+            <field name="model">invoice_report.print_invoices.start</field>
+            <field name="inherit" ref="invoice_report.print_invoices_start_view_form"/>
+            <field name="name">print_invoices_start_view_form</field>
+        </record>
     </data>
 </tryton>

tryton.cfg

@@ -5,6 +5,7 @@ depends:
     account_invoice
     sale_price_list
     sale_salesman
+    invoice_report
 xml:
     configuration.xml
     shop.xml

view/print_invoices_start_view_form.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0"?>
+<!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
+this repository contains the full copyright notices and license terms. -->
+<data>
+
+    <xpath expr="/form/label[@name='period']"
+        position="before">
+        <label name="shop"/>
+        <field name="shop" widget="selection"/>
+    </xpath>
+
+</data>