validate with prevdoc

stock/doctype/delivery_note/delivery_note.py

@@ -118,11 +118,26 @@ class DocType(SellingController):
 
 		# Set actual qty for each item in selected warehouse
 		self.update_current_stock()
-
+		
+		self.validate_with_previous_doc()
+		
 		self.doc.status = 'Draft'
 		if not self.doc.billing_status: self.doc.billing_status = 'Not Billed'
-		if not self.doc.installation_status: self.doc.installation_status = 'Not Installed'
-
+		if not self.doc.installation_status: self.doc.installation_status = 'Not Installed'	
+		
+	def validate_with_previous_doc(self):
+		super(DocType, self).validate_with_previous_doc(self.tname, {
+			"Sales Order": {
+				"ref_dn_field": "prevdoc_docname",
+				"compare_fields": [["customer", "="], ["company", "="], ["project_name", "="],
+					["currency", "="]],
+			},
+			"Sales Order Item": {
+				"ref_dn_field": "prevdoc_detail_docname",
+				"compare_fields": [["export_rate", "="]],
+				"is_child_table": True
+			}
+		})
 		
 	def validate_proj_cust(self):
 		"""check for does customer belong to same project as entered.."""

stock/doctype/delivery_note/delivery_note.txt

@@ -2,7 +2,7 @@
  {
   "creation": "2013-05-24 19:29:09", 
   "docstatus": 0, 
-  "modified": "2013-07-06 19:04:46", 
+  "modified": "2013-07-08 13:17:51", 
   "modified_by": "Administrator", 
   "owner": "Administrator"
  }, 
@@ -101,7 +101,7 @@
   "fieldname": "customer_address", 
   "fieldtype": "Link", 
   "in_filter": 1, 
-  "label": "Select Shipping Address", 
+  "label": "Billing Address Name", 
   "options": "Address", 
   "print_hide": 1, 
   "read_only": 1
@@ -111,6 +111,22 @@
   "fieldname": "address_display", 
   "fieldtype": "Small Text", 
   "hidden": 1, 
+  "label": "Billing Address", 
+  "read_only": 1
+ }, 
+ {
+  "doctype": "DocField", 
+  "fieldname": "shipping_address_name", 
+  "fieldtype": "Link", 
+  "label": "Shipping Address Name", 
+  "options": "Address", 
+  "print_hide": 1
+ }, 
+ {
+  "doctype": "DocField", 
+  "fieldname": "shipping_address", 
+  "fieldtype": "Small Text", 
+  "hidden": 1, 
   "label": "Shipping Address", 
   "read_only": 1
  }, 

stock/doctype/purchase_receipt/purchase_receipt.py

@@ -91,6 +91,20 @@ class DocType(BuyingController):
 			if exists:
 				webnotes.msgprint("Another Purchase Receipt using the same Challan No. already exists.\
 			Please enter a valid Challan No.", raise_exception=1)
+			
+	def validate_with_previous_doc(self):
+		super(DocType, self).validate_with_previous_doc(self.tname, {
+			"Purchase Order": {
+				"ref_dn_field": "prevdoc_docname",
+				"compare_fields": [["supplier", "="], ["company", "="],	["currency", "="]],
+			},
+			"Purchase Order Item": {
+				"ref_dn_field": "prevdoc_detail_docname",
+				"compare_fields": [["export_rate", "="], ["project_name", "="], ["warehouse", "="], 
+					["uom", "="], ["item_code", "="]],
+				"is_child_table": True
+			}
+		})
 
 	def po_required(self):
 		if webnotes.conn.get_single_value("Buying Settings", "po_required") == 'Yes':
@@ -111,6 +125,7 @@ class DocType(BuyingController):
 		import utilities
 		utilities.validate_status(self.doc.status, ["Draft", "Submitted", "Cancelled"])
 
+		self.validate_with_previous_doc()
 		self.validate_accepted_rejected_qty()
 		self.validate_inspection()						 # Validate Inspection
 		get_obj('Stock Ledger').validate_serial_no(self, 'purchase_receipt_details')
@@ -119,7 +134,6 @@ class DocType(BuyingController):
 		pc_obj = get_obj(dt='Purchase Common')
 		pc_obj.validate_for_items(self)
 		pc_obj.get_prevdoc_date(self)
-		pc_obj.validate_reference_value(self)
 		self.check_for_stopped_status(pc_obj)
 
 		# sub-contracting