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

TODO
	write loader for url-encoded POST data
	write "bash" output format

=== REST LIKE API STARTS HERE ===			

buyable/
	item/<itemId>
		GET (=list)	
			""" get a specific item or a full (group) item list """
			group		item belonging to group
		POST (=buy)
			""" buy an item"
			deposit		Set to > 0 if you want to buy with deposit (default 0)
			amount		amount of items to buy (default 1)
	types/
		GET (=list)
			""" list all types (groups) which an item can belong to """

account/
	transactions/ or transfers/
		transact/ or transfer/ # sollte eigentlich transfer heißen imo
			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"
	balance/
		GET (=show)
			""" return current account balance """
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 """
	user/
		GET (=get)
			""" get user by authblob string - this function works only when plugin
			                                  has unique authblobs """
			authblob	[REQ] authblob to sear
	
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