api2 beginning, minor changes

devel/TODO

@@ -17,3 +17,6 @@ Nice-to-haf:
 
 Konrad:
 	Abmeldenutton rechts oder rot?
+	- die liste der zu einkaufenden items ist doof :(
+	- /store/history/ ist noch kaputt + zeit unformatiert
+	- /transaction/ sehen die gemachten transactions noch nicht so cool aus

devel/api

@@ -0,0 +1,72 @@
+API
+	kaufen
+		produkte
+			auflisten
+				alle, nach gruppe 
+			produktgruppen auflisten
+			suchen nach namen
+			hasDeposit falls kein attribut
+			beliebteste produkte (allgemein, nur vom user)
+		kaufen eines items (mit oder ohne deposit)
+		pfand zurückgeben
+		letzte einkäufe
+
+		
+	transaction
+		auflisten zahlarten (bar, ueberweisung, ...)
+		einzahlen
+		auszahlen
+		letzte einzahlungen
+
+	api auth stuff
+		if plugin identifies by authblob
+			getUsersByAuthBlob (oderso)
+		else
+			authenticateUser(user, authblob)
+		listAuthBlobs (fuer alle user, die das plugin erlaubt haben)
+		canSuAsUser (noch ordentlich zu benennen)
+
+
+		
+cool wäre:
+	irgendwann letzte Änderung der produktliste speichern
+
+=== REST LIKE API STARTS HERE ===			
+
+buyable/
+	item/
+		GET (=list)	
+			""" get a specific item or a full (group) item list """
+			group		item belonging to group
+			id			item with id 
+		POST (=buy)
+			""" buy an item"
+			id			[REQ] buy item with id
+			deposit		
+	types/
+		GET (=list)
+			""" list all types (groups) which an item can belong to """
+
+transaction/
+	transact/
+		GET (=list)
+			""" list your transactions """
+			num			list $num entries
+		POST (=pay)
+			""" actually transact money """
+			amount		[REQ] amount to add to your account
+			type		[REQ] type of transaction (id)
+	types/
+		GET (=list)
+			""" list all available transaction types"
+auth/
+	blob/
+		GET (=get)
+			""" return authblob if allowed or auth if str given """
+			blob		blob to get user from / auth user with, returns User or NULL
+		POST 
+			""" set authblob if allowed """
+	
+
+
+wget -q -O- --auth-no-challenge --http-user=seba -http-password=foobar23 http://devcat.someserver.de:13805/api2/buyable/item/foo

k4ever/api2/handlers.py

@@ -0,0 +1,27 @@
+from piston.handler import BaseHandler
+from k4ever.buyable.models import *
+from k4ever.transaction.models import *
+
+class BuyableItemHandler(BaseHandler):
+	allowed_methods = ('GET', 'POST')
+	#fields = ('id', 'description')
+	model = Buyable
+	exclude = ('_state',)
+	
+	#def read(self, request):
+	#	return Buyable.objects.get(id=1)
+
+class BuyableTypeHandler(BaseHandler):
+	allowed_methods = ('GET',)
+	model = BuyableType
+
+class TransactionTransactHandler(BaseHandler):
+	allowed_methods = ('GET', 'POST')
+	model = Transaction
+
+class TransactionTypeHandler(BaseHandler):
+	allowed_methods = ('GET',)
+	model = TransactionType
+
+class AuthBlobHandler(BaseHandler):
+	pass

k4ever/api2/models.py

@@ -0,0 +1,3 @@
+from django.db import models
+
+# Create your models here.

k4ever/api2/tests.py

@@ -0,0 +1,23 @@
+"""
+This file demonstrates two different styles of tests (one doctest and one
+unittest). These will both pass when you run "manage.py test".
+
+Replace these with more appropriate tests for your application.
+"""
+
+from django.test import TestCase
+
+class SimpleTest(TestCase):
+    def test_basic_addition(self):
+        """
+        Tests that 1 + 1 always equals 2.
+        """
+        self.failUnlessEqual(1 + 1, 2)
+
+__test__ = {"doctest": """
+Another way to test that 1 + 1 is equal to 2.
+
+>>> 1 + 1 == 2
+True
+"""}
+

k4ever/api2/urls.py

@@ -0,0 +1,26 @@
+from django.conf.urls.defaults import *
+from piston.resource import Resource
+from piston.authentication import HttpBasicAuthentication
+from api2.handlers import *
+
+auth = HttpBasicAuthentication(realm="Freitagsrundenkassensystemapi")
+ad = {'authentication': auth}
+
+buyableItemRes     = Resource(handler=BuyableItemHandler,     **ad)
+buyableTypeRes    = Resource(handler=BuyableTypeHandler,     **ad)
+
+transactionTransactRes = Resource(handler=TransactionTransactHandler, **ad)
+transactionTypeRes     = Resource(handler=TransactionTypeHandler, **ad)
+
+authBlobRes = Resource(handler=AuthBlobHandler, **ad)
+
+urlpatterns = patterns('',
+	url(r'buyable/item/', buyableItemRes),
+	url(r'buyable/types/', buyableTypeRes),
+	
+	url(r'transaction/transact/', transactionTransactRes),
+	url(r'transaction/types/', transactionTypeRes),
+	
+	url(r'auth/blob/', authBlobRes),
+)
+

k4ever/api2/views.py

@@ -0,0 +1 @@
+# Create your views here.

k4ever/buyable/models.py

@@ -19,6 +19,9 @@ class Buyable(models.Model):
 	description = models.TextField()
 	buyableType = models.ManyToManyField(BuyableType)
 
+	def hasDeposit(self):
+		return self.deposit > 0
+	
 	def createPurchase(self, isDeposit=False):
 		p = Purchase()
 		if isDeposit:
@@ -31,7 +34,11 @@ class Buyable(models.Model):
 		return p
 	
 	def __unicode__(self):
-		return "%s (%s EUR/%s Pfand)" % (self.name, self.price, self.deposit)
+		item = "%s (%.2f EUR" % (self.name, self.price)
+		if self.hasDeposit():
+			item += "/%.2f Pfand" % self.deposit
+		item += ")"
+		return item
 
 class Order(models.Model):
 	user = models.ForeignKey(User)

k4ever/buyable/templates/buyables/showItem.html

@@ -2,7 +2,12 @@
 
 {% block "content" %}
 	{% if item %}
-		You got the item {{ item }}.Buy <a href="/store/buy/{{ item.id }}/">it!</a> <a href="/store/buy/{{ item.id }}/with/deposit/">it+deposit!</a> <a href="/store/buy/{{ item.id }}/only/deposit/"> only deposit!</a>
+		You got the item {{ item }}.
+		Buy <a href="/store/buy/{{ item.id }}/">it!</a>
+		{% if item.hasDeposit %}
+			<a href="/store/buy/{{ item.id }}/with/deposit/">it+deposit!</a>
+			<a href="/store/buy/{{ item.id }}/only/deposit/"> only deposit!</a>
+		{% endif %}
 	{% else %}
 		No item found :(
 	{% endif %}

k4ever/buyable/templates/buyables/showItems.html

@@ -2,6 +2,7 @@
 
 {% block "content" %}
 {% for item in items %}
-<img src="{{ MEDIA_URL }}{{ item.image }}">{{ item }} <a href="/store/show/{{ item.id }}">{{ item.name }}</a>
+	<img src="{{ MEDIA_URL }}{{ item.image }}">{{ item }}
+	<a href="/store/show/{{ item.id }}">{{ item.name }}</a>
 {% endfor %}
 {% endblock %}

k4ever/media/css/style.css

@@ -25,6 +25,12 @@ table, caption, tbody, tfoot, thead, tr, th, td {
     vertical-align: baseline;
 }
 
+/* added by seba because nobody else did this. */
+.content {
+	margin: 5px;
+}
+/* end of addition */
+
 body {
     line-height: 1;
 }

k4ever/urls.py

@@ -14,6 +14,7 @@ urlpatterns = patterns('',
 	# user stuff? go to main
 	(r'^$', 'main.views.startpage'),
 	(r'^api/', include('api.urls')),
+	(r'^api2/', include('api2.urls')),
 	(r'^user/', include('main.urls')),
 	(r'^transaction/', include('transaction.urls')),
 	(r'^store/', include('buyable.urls')),