transaction GET/POST now possible

devel/api

@@ -31,6 +31,10 @@ API
 cool wäre:
 	irgendwann letzte Änderung der produktliste speichern
 
+TODO
+	write loader for url-encoded POST data
+	write "bash" output format
+
 === REST LIKE API STARTS HERE ===			
 
 buyable/
@@ -70,6 +74,8 @@ auth/
 		POST 
 			""" set authblob if allowed """
 	
-
+config/
+	GET (=get)
+		""" Display site configuration vars (as in mediaurl) """
 
 wget -qS -O- --auth-no-challenge --http-user=seba --http-password=foobar23 http://devcat.someserver.de:13805/api2/buyable/item/foo

k4ever/api2/handlers.py

@@ -3,6 +3,21 @@ from piston.utils import rc
 from k4ever.buyable.models import *
 from k4ever.transaction.models import *
 from decorators import changeUserOnPlugin
+from decimal import Decimal, InvalidOperation
+import datetime
+
+
+def getInt(d, key, default):
+	try:
+		return int(d.get(key, default))
+	except ValueError:
+		return default
+
+def getDecimal(d, key, default):
+	try:
+		return Decimal(d.get(key, default))
+	except InvalidOperation:
+		return default
 
 class BuyableItemHandler(BaseHandler):
 	allowed_methods = ('GET', 'POST')
@@ -24,12 +39,6 @@ class BuyableItemHandler(BaseHandler):
 			error.write("This buyable does not exist in our database")
 			return error
 	
-	def getInt(self, d, key, default):
-		try:
-			return int(d.get(key, default))
-		except ValueError:
-			return default
-	
 	def create(self, request, itemId=None):
 		if not itemId:
 			return rc.BAD_REQUEST
@@ -41,8 +50,8 @@ class BuyableItemHandler(BaseHandler):
 		
 		# parse post data
 		data = request.POST
-		deposit = self.getInt(data, 'deposit', 0)
-		amount = self.getInt(data, 'amount', 1)
+		deposit = getInt(data, 'deposit', 0)
+		amount = getInt(data, 'amount', 1)
 		if amount < 1:
 			return rc.BAD_REQUEST
 		if item.hasDeposit() and deposit > 0:
@@ -69,12 +78,47 @@ class BuyableTypeHandler(BaseHandler):
 class TransactionTransactHandler(BaseHandler):
 	allowed_methods = ('GET', 'POST')
 	model = Transaction
+	fields = ('amount', 'dateTime', 'checked', ('transactionType', ('id', 'name')))
+	
+	def read(self, request):
+		num = getInt(request.GET, 'num', 0)
+		if num < 0:
+			return rc.BAD_REQUEST
+		
+		userTrans  = Transaction.objects.filter(user=request.user)
+		if num > 0:
+			return userTrans[:num]
+		return userTrans
+	
+	def create(self, request):
+		amount = getDecimal(request.POST, 'amount', Decimal(0))
+		tTypeId  = getInt(request.POST, 'type', -1)
+		
+		if amount <= 0:
+			ret = rc.BAD_REQUEST
+			rc.write("\nA negative amount is not supported right now (there has not been put enough thought into the 'lending money' process\n")
+			return ret
+		tType = None
+		try:
+			tType = TransactionType.objects.get(id=tTypeId)
+		except TransactionType.DoesNotExist:
+			ret = rc.BAD_REQUEST
+			ret.write("\nYour TransactionType could not be found\n")
+			return ret
+		trans = Transaction()
+		trans.user = request.user
+		trans.transactionType = tType
+		trans.dateTime = datetime.datetime.now()
+		trans.amount = amount
+		
+		trans.save()
+		return rc.ALL_OK
 
 class TransactionTypeHandler(BaseHandler):
 	allowed_methods = ('GET',)
 	model = TransactionType
 
-class AccountBalance(BaseHandler):
+class AccountBalanceHandler(BaseHandler):
 	allowed_methods = ('GET',)
 	def read(self, request):
 		pass

k4ever/api2/urls.py

@@ -20,6 +20,8 @@ buyableTypeRes    = CsrfExemptResource(handler=BuyableTypeHandler,     **ad)
 
 transactionTransactRes = CsrfExemptResource(handler=TransactionTransactHandler, **ad)
 transactionTypeRes     = CsrfExemptResource(handler=TransactionTypeHandler, **ad)
+accountBalanceRes      = CsrfExemptResource(handler=AccountBalanceHandler, **ad)
+
 
 authBlobRes = CsrfExemptResource(handler=AuthBlobHandler, **ad)
 configRes   = CsrfExemptResource(handler=ConfigHandler, **ad)
@@ -30,8 +32,11 @@ urlpatterns = patterns('',
 	url(r'buyable/item/(?P<itemId>\d+)/$', buyableItemRes),
 	url(r'buyable/types/$', buyableTypeRes),
 	
-	url(r'transaction/transact/$', transactionTransactRes),
-	url(r'transaction/types/$', transactionTypeRes),
+	url(r'account/transactions/transact/$', transactionTransactRes),
+	url(r'account/transfers/transfer/$', transactionTransactRes),
+	url(r'account/transactions/types/$', transactionTypeRes),
+	url(r'account/transfer/types/$', transactionTypeRes),
+	url(r'account/balance/$', accountBalanceRes),
 	
 	url(r'auth/blob/$', authBlobRes),
 	url(r'config/$', configRes),