Purchase discount, report is not overridden correctly (discount column is not added)

bzr revid: rde-eb2cbe0b9f3f95e00a713286f51ecb9a338935bb

addons/purchase_discount/__init__.py

@@ -1 +1,2 @@
 import purchase_discount
+import report

addons/purchase_discount/purchase_discount.py

@@ -37,9 +37,19 @@ import pooler
 class purchase_order_line(osv.osv):
 	_name = "purchase.order.line"
 	_inherit = "purchase.order.line"
+
+	def _amount_line(self, cr, uid, ids, prop, unknow_none,unknow_dict):
+		res = {}
+		cur_obj=self.pool.get('res.currency')
+		for line in self.browse(cr, uid, ids):
+			cur = line.order_id.pricelist_id.currency_id
+			res[line.id] = cur_obj.round(cr, uid, cur, line.price_unit * line.product_qty * (1 - (line.discount or 0.0) /100.0))
+		return res
+
 	_columns = {
 		'discount': fields.float('Discount (%)', digits=(16,2)),
-		}
+		'price_subtotal': fields.function(_amount_line, method=True, string='Subtotal'),
+	}
 	_defaults = {
 		'discount': lambda *a: 0.0,
 	}
@@ -51,23 +61,34 @@ class purchase_order(osv.osv):
 	
 	def _amount_untaxed(self, cr, uid, ids, field_name, arg, context):
 		id_set = ",".join(map(str, ids))
-		sql_req="SELECT s.id,COALESCE(SUM(l.price_unit*l.product_qty*(100-l.discount))/100.0,0)::decimal(16,2) AS amount FROM purchase_order s LEFT OUTER JOIN purchase_order_line l ON (s.id=l.order_id) WHERE s.id IN ("+id_set+") GROUP BY s.id"		
+		sql_req="SELECT s.id,COALESCE(SUM(l.price_unit*l.product_qty*(100.0-l.discount))/100.0,0) AS amount FROM purchase_order s LEFT OUTER JOIN purchase_order_line l ON (s.id=l.order_id) WHERE s.id IN ("+id_set+") GROUP BY s.id"
 		cr.execute(sql_req)
+		
 		res = dict(cr.fetchall())
-		print "_amount_untaxed : res = "+str(res)
+
+		cur_obj=self.pool.get('res.currency')
+		for id in res.keys():
+			order=self.browse(cr, uid, [id])[0]
+			cur=order.pricelist_id.currency_id
+			res[id]=cur_obj.round(cr, uid, cur, res[id])
 		return res
 
+
 	def _amount_tax(self, cr, uid, ids, field_name, arg, context):
-		print "_amount_tax(self, cr, uid, ids, field_name, arg, context):"
 		res = {}
+		cur_obj=self.pool.get('res.currency')
 		for order in self.browse(cr, uid, ids):
 			val = 0.0
+			cur=order.pricelist_id.currency_id
 			for line in order.order_line:
-				for tax in line.taxes_id:
-					for c in self.pool.get('account.tax').compute(cr, uid, [tax.id], line.price_unit * (1-(line.discount or 0.0)/100.0), line.product_qty, order.partner_address_id.id):
-						val+=c['amount']
-			res[order.id]=round(val,2)
-
-		print "_amount_tax : res = "+str(res)
+				for c in self.pool.get('account.tax').compute(cr, uid, line.taxes_id, line.price_unit * (1-(line.discount or 0.0)/100.0), line.product_qty, order.partner_address_id.id, line.product_id):
+					val+= cur_obj.round(cr, uid, cur, c['amount'])
+			res[order.id]=cur_obj.round(cr, uid, cur, val)
 		return res
+
+	_columns = {
+		'amount_untaxed': fields.function(_amount_untaxed, method=True, string='Untaxed Amount'),
+		'amount_tax': fields.function(_amount_tax, method=True, string='Taxes'),
+	}		
+	
 purchase_order()

addons/purchase_discount/purchase_discount_report.xml

@@ -1,8 +1,8 @@
 <?xml version="1.0"?>
 <terp>
 	<data>
-		<report id="report_purchase_discount_order"
-			name="purchase.discount.order"
+		<report id="purchase.report_purchase_order"
+			name="purchase.order"
 			string="Print Order"
 			model="purchase.order"
 			rml="purchase_discount/report/order.rml"

addons/purchase_discount/report/order.py

@@ -33,6 +33,7 @@ import pooler
 
 class order(report_sxw.rml_parse):
 	def __init__(self, cr, uid, name, context):
+		print "foo"
 		super(order, self).__init__(cr, uid, name, context)
 		self.localcontext.update({
 			'time': time,
@@ -84,4 +85,4 @@ class order(report_sxw.rml_parse):
 		product_obj=pooler.get_pool(self.cr.dbname).get('product.product')
 		return product_obj._product_code(self.cr, self.uid, [product_id], name=None, arg=None, context={'partner_id': partner_id})[product_id]
 
-report_sxw.report_sxw('report.purchase.order','purchase.order','addons/purchase/report/order.rml',parser=order)
+report_sxw.report_sxw('report.purchase.order','purchase.order','addons/purchase_discount/report/order.rml',parser=order)