Added bulk buying to api2
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@ -6,6 +6,7 @@ from django.contrib.auth.decorators import user_passes_test
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from django.contrib.auth.models import Group
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from django.core.exceptions import MultipleObjectsReturned
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from decorators import *
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from collections import Iterable
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from decimal import Decimal, InvalidOperation
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from helper import *
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import datetime
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@ -20,7 +21,7 @@ class BuyableItemHandler(BaseHandler):
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BUY_ITEM, BUY_DEPOSIT, BUY_ITEM_AND_DEPOSIT = range(3)
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def read(self, request, itemId=None):
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def read(self, request, itemId=None, bulkBuy=False):
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"""Get one or multiple items.
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- type: Only get items belonging to this type
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@ -29,6 +30,12 @@ class BuyableItemHandler(BaseHandler):
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Note that neither type nor barcode is used if an item id
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is specified.
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"""
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if bulkBuy:
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ret = rc.NOT_IMPLEMENTED
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ret.write("\nBulk buying does not support GET\n")
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return ret
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barcode = request.GET.get('barcode', None)
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if itemId == None:
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obj = Buyable.objects.all()
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@ -54,15 +61,24 @@ class BuyableItemHandler(BaseHandler):
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return error
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@manglePluginPerms
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def create(self, request, itemId=None):
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def create(self, request, itemId=None, bulkBuy=False):
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"""Buy one or multiple :class:`Buyable <buyable.models.Buyable>` items.
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"""
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if not request.content_type:
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request.data = request.POST
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if bulkBuy:
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return self.bulkBuy(request)
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else:
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return self.buyItem(request, itemId)
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def buyItem(self, request, itemId):
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"""Buy a :class:`Buyable <buyable.models.Buyable>` item.
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- deposit: Set to 0 for no deposit, 1 for item+deposit and 2 for deposit only (default 0)
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- amount: amount of items to buy (default 1)
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"""
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if not request.content_type:
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request.data = request.POST
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if not itemId:
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return rc.BAD_REQUEST
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item = None
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@ -95,6 +111,76 @@ class BuyableItemHandler(BaseHandler):
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return rc.CREATED
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def bulkBuy(self, request):
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"""Buy a :class:`Buyable <buyable.models.Buyable>` item.
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To buy multiple items, the body of the POST-request has to
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be either JSON or YAML.
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- items: List of items to buy.
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- deposits: List of items to buy deposit for.
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"""
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if not request.content_type:
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ret = rc.BAD_REQUEST
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ret.write("\nThe content-type of the request must not be empty/urlencoded\n")
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return ret
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if not request.data.has_key("items") and not request.data.has_key("deposits"):
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ret = rc.BAD_REQUEST
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ret.write("\nYou need to specify either items or deposits (or both).\n")
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return ret
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itemList = []
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try:
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if request.data.has_key('items'):
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if not isinstance(request.data['items'], Iterable):
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raise TypeError()
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itemList += request.data['items']
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if request.data.has_key('deposits'):
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if request.data.has_key('items'):
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if not isinstance(request.data['deposits'], Iterable):
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raise TypeError()
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itemList += request.data['deposits']
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except TypeError:
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ret = rc.BAD_REQUEST
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ret.write("\nThe items/deposists parameter have to be a list.\n")
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return ret
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ids = {}
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for item in itemList:
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if not ids.has_key(item):
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try:
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ids[item] = Buyable.objects.get(id=item)
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except Buyable.DoesNotExist:
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ret = rc.NOT_FOUND
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ret.write("\nThe item with the id '%s' could not be found\n" % (item,))
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return ret
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except ValueError:
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ret = rc.NOT_FOUND
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ret.write("\nItem ids should be numeric (and preferably integers)\n")
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return ret
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if item in request.data['deposits'] and not ids[item].hasDeposit():
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ret = rc.BAD_REQUEST
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ret.write("\nItem '%s' cant be bought with deposit\n" % (item,))
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return ret
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order = Order()
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order.create(request.user)
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order.save()
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purchases = []
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if request.data.has_key('items'):
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for item in request.data['items']:
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p = Purchase.create(order, ids[item], isDeposit=False)
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p.save()
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if request.data.has_key('deposits'):
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for item in request.data['deposits']:
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p = Purchase.create(order, ids[item], isDeposit=True)
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p.save()
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order.updatePrice(commit=True)
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order.save()
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return rc.CREATED
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class BuyableTypeHandler(BaseHandler):
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"""Handler for listing all :class:`BuyableType <buyable.models.BuyableType>`.
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@ -38,6 +38,7 @@ configRes = CsrfExemptResource(handler=ConfigHandler, **ad)
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urlpatterns = patterns('',
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url(r'buyable/item/?$', buyableItemRes),
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url(r'buyable/item/(?P<itemId>\d+)/?$', buyableItemRes),
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url(r'buyable/item/bulkbuy/$', buyableItemRes, {'bulkBuy': True}),
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url(r'buyable/types/?$', buyableTypeRes),
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url(r'buyable/history/?$', historyRes),
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@ -61,7 +61,7 @@ to the handler or the responsible method for more documentation or code.
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barcode item with this barcode
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========= =======================
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:func:`POST <api2.handlers.BuyableItemHandler.create>`
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:func:`POST <api2.handlers.BuyableItemHandler.buyItem>`
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Buy a :class:`Buyable <buyable.models.Buyable>` (requires an ItemId)
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========= =======================================================
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@ -71,9 +71,22 @@ to the handler or the responsible method for more documentation or code.
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amount amount of items to buy (default 1)
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========= =======================================================
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:class:`item/bulkbuy/ <api2.handlers.BuyableItemHandler>`
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:func:`POST <api2.handlers.BuyableItemHandler.bulkBuy>`
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Buy multiple :class:`Buyables <buyable.models.Buyable>`.
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To buy multiple items, the body of this ``POST``-request has to
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be either JSON or YAML. In case of doubt, see the :ref:`curl examples <curl-examples>` below.
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========= =======================================================
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Parameter Description
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========= =======================================================
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items A list of ids for items to buy.
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deposits A list of ids for items to buy as deposit.
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========= =======================================================
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:class:`types/ <api2.handlers.BuyableTypeHandler>`
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:func:`GET <api2.handlers.BuyableTypeHandler.read>`
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List all types which an item can belong to
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List all types which an item can belong to.
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:class:`history/ <api2.handlers.HistoryHandler>`
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:func:`GET <api2.handlers.HistoryHandler.read>`
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@ -185,6 +198,7 @@ CURL
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""""
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As one might see, ``curl`` is quite nice for accessing the API. ``curl`` also supports the ``HTTP``, ``PUT`` and ``DELETE`` methods.
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.. _curl-examples:
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.. code-block:: bash
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# find item with barcode
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@ -195,4 +209,6 @@ As one might see, ``curl`` is quite nice for accessing the API. ``curl`` also su
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curl --basic http://testplugin:maunz@server/api/buyable/account/balance/?user=frundy
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# as plugin, buy item with id 3 10 times
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curl --basic -X POST --data "amount=10" http://testplugin:maunz@server/api/buyable/item/3/?user=frundy
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# buy multiple items by sending JSON-data
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curl --basic -X POST -H "Content-Type: application/json" --data '{"items": [1,2,4], "deposits": [1, 3]}' http://frundy:foobar@server/api/buyable/item/bulkbuy/
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