fixed Decimal issues, buying per api possible

k4ever/api2/handlers.py

@@ -49,11 +49,8 @@ class BuyableItemHandler(BaseHandler):
 			return rc.BAD_REQUEST # this is just the user being plain stupid
 		order = Order()
 		order.create(request.user)
-		try:
 		order.save()
-		except Exception, e:
-			return str(e)
-		return rc.ALL_OK
+		
 		for i in range(amount):
 			p = Purchase.create(order, item, isDeposit=False)
 			p.save()

k4ever/buyable/models.py

@@ -2,6 +2,7 @@
 from django.db import models
 from django.contrib.auth.models import User
 import datetime
+from decimal import Decimal
 
 # Create your models here.
 class BuyableType(models.Model):
@@ -20,7 +21,7 @@ class Buyable(models.Model):
 	buyableType = models.ManyToManyField(BuyableType)
 
 	def hasDeposit(self):
-		return self.deposit > 0
+		return self.deposit > 0.0
 	
 	def createPurchase(self, isDeposit=False):
 		p = Purchase()
@@ -47,7 +48,7 @@ class Order(models.Model):
 
 	def create(self, user=None):
 		models.Model.__init__(self)
-		self.price = 0.0
+		self.price = Decimal(0)
 		self.dateTime = datetime.datetime.now()
 		if user:
 			self.user = user
@@ -58,7 +59,7 @@ class Order(models.Model):
 			self.price += item.price
 	
 	def updatePrice(self, commit=False, updateBalance=False):
-		self.price = 0.0
+		self.price = Decimal(0)
 		for item in self.purchase_set.all():
 			self.price += item.price
 		if commit or updateBalance:

k4ever/main/fields.py

@@ -1,6 +1,7 @@
 from django import forms
 from django.core.exceptions import ValidationError
 import re
+from decimal import Decimal, InvalidOperation
 
 #class CurrencyField(forms.IntegerField):
 #	default_error_message = {
@@ -56,8 +57,8 @@ class CurrencyField (forms.RegexField):
 		#return value
 		value = value.replace(",", ".")
 		try:
-			value = float(value)
-		except (ValueError, TypeError):
+			value = Decimal(value)
+		except (ValueError, TypeError, InvalidOperation):
 			raise ValidationError("Bitte gib eine Zahl ein")
 #		if not self.allowPerCent:
 #			tmpval = 100.0*value
@@ -68,4 +69,4 @@ class CurrencyField (forms.RegexField):
 		return value
 	def clean(self, value):
 		value = super(CurrencyField, self).clean(value)
-		return float(value)
+		return Decimal(value)

k4ever/main/models.py

@@ -1,10 +1,11 @@
 from django.db import models
 from django.db.models.signals import post_save
 from django.contrib.auth.models import User
+from decimal import Decimal
 
 class UserProfile(models.Model):
 	user = models.ForeignKey(User, unique=True)
-	balance = models.DecimalField(max_digits=9, decimal_places=2, default=0.0)
+	balance = models.DecimalField(max_digits=9, decimal_places=2, default=Decimal(0))
 	
 	def __unicode__(self):
 		return "%s (Kontostand: %s)" % (self.user ,self.balance)