[Fix] PO status not changed as material return created against them (#6869)

erpnext/controllers/sales_and_purchase_return.py

@@ -207,6 +207,7 @@ def make_return_doc(doctype, source_name, target_doc=None):
 			target_doc.rejected_qty = -1* source_doc.rejected_qty
 			target_doc.qty = -1* source_doc.qty
 			target_doc.purchase_order = source_doc.purchase_order
+			target_doc.purchase_order_item = source_doc.purchase_order_item
 			target_doc.rejected_warehouse = source_doc.rejected_warehouse
 		elif doctype == "Purchase Invoice":
 			target_doc.received_qty = -1* source_doc.received_qty

erpnext/patches.txt

@@ -346,4 +346,5 @@ execute:frappe.db.sql("update `tabStock Entry` set total_amount = null where pur
 erpnext.patches.v7_0.repost_gle_for_pi_with_update_stock #2016-11-01
 erpnext.patches.v7_1.add_account_user_role_for_timesheet
 erpnext.patches.v7_0.set_base_amount_in_invoice_payment_table
-erpnext.patches.v7_1.update_invoice_status
+erpnext.patches.v7_1.update_invoice_status
+erpnext.patches.v7_0.po_status_issue_for_pr_return

erpnext/patches/v7_0/po_status_issue_for_pr_return.py

@@ -0,0 +1,36 @@
+# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
+# License: GNU General Public License v3. See license.txt
+
+from __future__ import unicode_literals
+import frappe
+
+def execute():
+	parent_list = []
+	count = 0
+	for data in frappe.db.sql(""" 
+		select 
+			`tabPurchase Receipt Item`.purchase_order, `tabPurchase Receipt Item`.name,
+			`tabPurchase Receipt Item`.item_code, `tabPurchase Receipt Item`.idx,
+			`tabPurchase Receipt Item`.parent
+		from 
+			`tabPurchase Receipt Item`, `tabPurchase Receipt`
+		where
+			`tabPurchase Receipt Item`.parent = `tabPurchase Receipt`.name and
+			`tabPurchase Receipt Item`.purchase_order_item is null and
+			`tabPurchase Receipt Item`.purchase_order is not null and
+			`tabPurchase Receipt`.is_return = 1""", as_dict=1):
+			name = frappe.db.get_value('Purchase Order Item', 
+				{'item_code': data.item_code, 'parent': data.purchase_order, 'idx': data.idx}, 'name')
+
+			if name:
+				frappe.db.set_value('Purchase Receipt Item', data.name, 'purchase_order_item', name, update_modified=False)
+				parent_list.append(data.parent)
+
+			count +=1
+			if count % 200 == 0:
+				frappe.db.commit()
+
+	if len(parent_list) > 0:
+		for parent in set(parent_list):
+			doc = frappe.get_doc('Purchase Receipt', parent)
+			doc.update_qty(update_modified=False)