Merge branch 'responsive' of github.com:webnotes/erpnext into responsive

selling/doctype/installation_note/installation_note.py

@@ -52,7 +52,6 @@ class DocType(TransactionBase):
 		sales_com_obj = get_obj(dt = 'Sales Common')
 		sales_com_obj.check_active_sales_items(self)
 		sales_com_obj.get_prevdoc_date(self)
-		self.validate_reference_value()
  	
 	def validate_prev_docname(self):
 		for d in getlist(self.doclist, 'installed_item_details'): 
@@ -63,9 +62,6 @@ class DocType(TransactionBase):
 	def validate_fiscal_year(self):
 		get_obj('Sales Common').validate_fiscal_year(self.doc.fiscal_year, self.doc.inst_date, 
 			'Installation Date')
-
-	def validate_reference_value(self):
-		pass
 	
 	def is_serial_no_added(self, item_code, serial_no):
 		ar_required = webnotes.conn.get_value("Item", item_code, "has_serial_no")

selling/doctype/sales_order/sales_order.py

@@ -173,6 +173,8 @@ class DocType(SellingController):
 		sales_com_obj.validate_max_discount(self,'sales_order_details')
 		self.doclist = sales_com_obj.make_packing_list(self,'sales_order_details')
 		
+		self.validate_with_previous_doc()
+				
 		if not self.doc.status:
 			self.doc.status = "Draft"
 
@@ -183,6 +185,15 @@ class DocType(SellingController):
 		if not self.doc.billing_status: self.doc.billing_status = 'Not Billed'
 		if not self.doc.delivery_status: self.doc.delivery_status = 'Not Delivered'
 		
+	def validate_with_previous_doc(self):
+		super(DocType, self).validate_with_previous_doc(self.tname, {
+			"Quotation": {
+				"ref_dn_field": "prevdoc_docname",
+				"compare_fields": [["customer", "="], ["company", "="], ["currency", "="]]
+			}
+		})
+
+		
 	def check_prev_docstatus(self):
 		for d in getlist(self.doclist, 'sales_order_details'):
 			cancel_quo = sql("select name from `tabQuotation` where docstatus = 2 and name = '%s'" % d.prevdoc_docname)