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views.py
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views.py
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from datetime import datetime
try:
import simplejson as json
except:
import json
from werkzeug import url_unquote
from webscard import logger, soap
from webscard.utils import expose, dbsession, unsigned_long
from webscard.render import render
from webscard.page import Pagination
from webscard.models.handle import Context, Handle
from webscard.models.session import Session
@expose('/')
def welcome(request):
return render(request)
@expose('/EstablishContext', defaults={'dwScope': 0})
@expose('/EstablishContext/<int:dwScope>')
def establishcontext(request, dwScope):
impl = request.implementation
before = datetime.now() # we have to do it ourself as there is no handle before
hresult, hContext = impl.SCardEstablishContext(dwScope)
after = datetime.now()
hContext = Context(request.session, hContext, impl)
opuid = logger.loginput(request, hContext, dwScope=dwScope, time=before)
logger.logoutput(opuid, hresult, time=after)
return render(request, hresult=hresult, hcontext=hContext.uid)
@expose('/<int:context>/ListReaders', defaults={'mszGroups': "[]"})
@expose('/<int:context>/ListReaders/<mszGroups>')
def listreaders(request, context, mszGroups):
hContext = Context.query.get(context)
impl = request.implementation
mszGroups = json.loads(url_unquote(mszGroups))
opuid = logger.loginput(request, hContext, readergroup=mszGroups)
hresult, readers = impl.SCardListReaders( hContext.val, mszGroups )
logger.logoutput(opuid, hresult, mszReaders=readers)
return render(request, hresult=hresult, mszReaders=readers)
@expose('/<int:context>/GetStatusChange/<rgReaderStates>', defaults={'dwTimeout':60000})
@expose('/<int:context>/GetStatusChange/<dwTimeout>/<rgReaderStates>')
def getstatuschange(request, context, dwTimeout, rgReaderStates):
hContext = Context.query.get(context)
impl = request.implementation
dwTimeout = unsigned_long(dwTimeout)
rgReaderStates = json.loads(url_unquote(rgReaderStates))
ReaderStates = []
for readerstate in rgReaderStates:
name = str(readerstate[0])
event = readerstate[1]
res = name, event,
try:
atr = readerstate[2]
res = name, event, atr
except IndexError:
pass
ReaderStates.append(res)
opuid = logger.loginput(request, hContext, dwTimeout=dwTimeout, rgReaderStates=ReaderStates)
hresult, states = impl.SCardGetStatusChange( hContext.val, dwTimeout, ReaderStates )
logger.logoutput(opuid, hresult, rgReaderStates=states)
return render(request, hresult=hresult, rgReaderStates=states)
@expose('/<int:context>/Connect/<szReader>',
defaults={'dwSharedMode': 2, 'dwPreferredProtocols': 3})
@expose('/<int:handle>/Connect/<szReader>/<int:dwSharedMode>',
defaults={'dwPreferredProtocols': 3})
@expose('/<int:context>/Connect/<szReader>/<int:dwSharedMode>/<int:dwPreferredProtocols>')
def connect(request, context, szReader, dwSharedMode, dwPreferredProtocols):
hContext = Context.query.get(context)
impl = request.implementation
szReader = str(url_unquote(szReader))
opuid = logger.loginput(request, hContext, szReader=szReader, dwSharedMode=dwSharedMode,
dwPreferredProtocols=dwPreferredProtocols)
hresult, hCard, dwActiveProtocol = impl.SCardConnect(
hContext.val, szReader, dwSharedMode, dwPreferredProtocols)
after = datetime.now()
hCard = Handle(hCard, hContext)
logger.logoutput(opuid, hresult, hCard=hCard.uid,
dwActiveProtocol=dwActiveProtocol, time=after)
return render(request, hresult=hresult, hCard=hCard.uid,
dwActiveProtocol=dwActiveProtocol)
@expose('/<int:card>/Reconnect', defaults={"dwShareMode":2,
"dwPreferredProtocols":3,
"dwInitialisation": 0})
@expose('/<int:card>/Reconnect/<int:dwShareMode>',
defaults={"dwPreferredProtocols":3, "dwInitialisation": 0})
@expose('/<int:card>/Reconnect/<int:dwShareMode>/<int:dwPreferredProtocols>',
defaults={"dwInitialisation": 0})
@expose('/<int:card>/Reconnect/<int:dwShareMode>/<int:dwPreferredProtocols>/<int:dwInitialisation>')
def reconnect(request, card, dwShareMode, dwPreferredProtocols, dwInitialisation):
hCard = Handle.query.get(card)
impl = request.implementation
opuid = logger.loginput(request, hCard.context, dwShareMode=dwShareMode,
dwPreferredProtocols=dwPreferredProtocols,
dwInitialisation=dwInitialisation)
hresult, dwActiveProtocol = impl.SCardReconnect(hCard.val, dwShareMode, dwPreferredProtocols, dwInitialisation)
logger.logoutput(opuid, hresult, dwInitialisation=dwInitialisation)
return render(request, hresult=hresult, dwActiveProtocol=dwActiveProtocol)
@expose('/<int:card>/Control/<int:dwControlCode>/<inbuffer>')
def control(request, card, dwControlCode, inbuffer):
hCard = Handle.query.get(card)
impl = request.implementation
inbuffer = json.loads(url_unquote(inbuffer))
opuid = logger.loginput(request, hCard.context, dwControlCode=dwControlCode, inbuffer=inbuffer)
hresult, response = impl.SCardControl(hCard.val, dwControlCode, inbuffer)
logger.logoutput(opuid, hresult, outbuffer=response)
return render(request, hresult=hresult, outbuffer=response)
@expose('/<int:card>/Status')
def status(request, card):
hCard = Handle.query.get(card)
impl = request.implementation
opuid = logger.loginput(request, hCard.context, hCard=card)
hresult, readername, dwState, dwProtocol, ATR = impl.SCardStatus(hCard.val)
logger.logoutput(opuid, hresult, szReaderName = readername, dwState = dwState, dwProtocol = dwProtocol, ATR = ATR)
return render(request, hresult=hresult, szReaderName=readername,
dwState=dwState, dwProtocol=dwProtocol, ATR=ATR)
@expose('/<int:card>/BeginTransaction')
def begintransaction(request, card):
hCard = Handle.query.get(card)
hContext = hCard.context
impl = request.implementation
opuid = logger.loginput(request, hContext, hCard=card)
hresult = impl.SCardBeginTransaction(hCard.val)
logger.logoutput(opuid, hresult)
return render(request, hresult=hresult)
@expose('/<int:card>/EndTransaction', defaults={'dwDisposition':0})
@expose('/<int:card>/EndTransaction/<int:dwDisposition>')
def endtransaction(request, card, dwDisposition):
hCard = Handle.query.get(card)
hContext = hCard.context
impl = request.implementation
opuid = logger.loginput(request, hContext, hCard=card, dwDisposition=dwDisposition)
hresult = impl.SCardEndTransaction(hCard.val, dwDisposition)
logger.logoutput(opuid, hresult)
return render(request, hresult=hresult)
@expose('/<int:card>/Transmit/<apdu>', defaults={'dwProtocol': 2})
@expose('/<int:card>/Transmit/<int:dwProtocol>/<apdu>')
def transmit(request, card, dwProtocol, apdu):
hCard = Handle.query.get(card)
hContext = hCard.context
impl = request.implementation
apdu = json.loads(url_unquote(apdu))
opuid = logger.loginput(request, hContext, dwProtocol=dwProtocol, apdu=apdu)
hresult, response = impl.SCardTransmit(hCard.val, dwProtocol, apdu)
logger.logoutput(opuid, hresult, response=response)
return render(request, hresult=hresult, response=response)
@expose('/<int:card>/Disconnect', defaults={'dwDisposition': 0})
@expose('/<int:card>/Disconnect/<int:dwDisposition>')
def disconnect(request, card, dwDisposition):
hCard = Handle.query.get(card)
hContext = hCard.context
impl = request.implementation
opuid = logger.loginput(request, hContext, dwDisposition=dwDisposition, hCard=hCard.uid)
hresult = impl.SCardDisconnect(hCard.val, dwDisposition)
logger.logoutput(opuid, hresult)
return render( request, hresult=hresult)
@expose('/<int:context>/Cancel')
def cancel(request, context):
hContext = Context.query.get(context)
impl = request.implementation
opuid = logger.loginput(request, hContext)
hresult = impl.SCardCancel(hContext.val)
logger.logoutput(opuid, hresult)
return render(request, hresult=hresult)
@expose('/<int:context>/ReleaseContext')
def releasecontext(request, context):
hContext = Context.query.get(context)
impl = request.implementation
opuid = logger.loginput(request, hContext)
hresult = impl.SCardReleaseContext(hContext.val)
logger.logoutput(opuid, hresult)
return render(request, hresult=hresult)
@expose('/soap/v<int:version>')
def soapv(request, version):
"""
Our SOAP interface
"""
method = getattr(soap, 'version%d' % version)
return method(request)
@expose('/<int:logcontext>')
def logforcontext(request, logcontext):
"""
Gets the logs for a particular context
"""
ctx = Context.query.get(logcontext)
return render(request, context=ctx)
@expose('/log', defaults={'sid':None})
@expose('/log/<int:sid>')
def logforsession(request, sid):
"""
Get the logs for a particular session
"""
if sid is None:
sid = request.session.uid
sess = Session.query.get(sid)
return render(request, session=sess)
@expose('/sessions', defaults={'page': 1})
@expose('/sessions/<int:page>')
def sessionlist(request, page):
query = Session.query
pagination = Pagination(query, 30, page, 'sessionlist')
if pagination.page > 1 and not pagination.entries:
raise NotFound()
return render(request, pagination=pagination)
@expose('/help')
def help(request):
return render(request)