[fulbank.git] / fulbank / fsb.py

import json, http.cookiejar, binascii, time, datetime, pickle
from urllib import request, parse
from bs4 import BeautifulSoup as soup
from . import currency, auth, data
soupify = lambda cont: soup(cont, "html.parser")

apibase = "https://online.swedbank.se/TDE_DAP_Portal_REST_WEB/api/"
loginurl = "https://online.swedbank.se/app/privat/login"
serviceid = "B7dZHQcY78VRVz9l"

class fmterror(Exception):
    pass

class autherror(Exception):
    pass

def resolve(d, keys, default=fmterror):
    def err(key):
        if default is fmterror:
            raise fmterror(key)
        return default
    def rec(d, keys):
        if len(keys) == 0:
            return d
        if isinstance(d, dict):
            if keys[0] not in d:
                return err(keys[0])
            return rec(d[keys[0]], keys[1:])
        elif isinstance(d, list):
            if not 0 <= keys[0] < len(d):
                return err(keys[0])
            return rec(d[keys[0]], keys[1:])
        else:
            return err(keys[0])
    return rec(d, keys)

def linkurl(ln):
    if ln[0] != '/':
        raise fmterror("unexpected link url: " + ln)
    return parse.urljoin(apibase, ln[1:])

def getdsid():
    with request.urlopen(loginurl) as resp:
        if resp.code != 200:
            raise fmterror("Unexpected HTTP status code: " + str(resp.code))
        doc = soupify(resp.read())
    dsel = doc.find("div", id="cust-sess-id")
    if not dsel or not dsel.has_attr("value"):
        raise fmterror("DSID DIV not on login page")
    return dsel["value"]

def base64(data):
    return binascii.b2a_base64(data).decode("ascii").strip().rstrip("=")

class transaction(data.transaction):
    def __init__(self, account, data):
        self.account = account
        self._data = data

    _datefmt = "%Y-%m-%d"

    @property
    def value(self): return currency.currency.get(resolve(self._data, ("currency",))).parse(resolve(self._data, ("amount",)))
    @property
    def message(self): return resolve(self._data, ("description",))
    @property
    def date(self):
        p = time.strptime(resolve(self._data, ("accountingDate",)), self._datefmt)
        return datetime.date(p.tm_year, p.tm_mon, p.tm_mday)

class txnaccount(data.txnaccount):
    def __init__(self, sess, id, idata):
        self.sess = sess
        self.id = id
        self._data = None
        self._idata = idata

    @property
    def data(self):
        if self._data is None:
            self._data = self.sess._jreq("v5/engagement/account/" + self.id)
        return self._data

    @property
    def number(self): return resolve(self.data, ("accountNumber",))
    @property
    def clearing(self): return resolve(self.data, ("clearingNumber",))
    @property
    def fullnumber(self): return resolve(self.data, ("fullyFormattedNumber",))
    @property
    def balance(self): return currency.currency.get(resolve(self.data, ("balance", "currencyCode"))).parse(resolve(self.data, ("balance", "amount")))
    @property
    def name(self): return resolve(self._idata, ("name",))

    def transactions(self):
        pagesz = 50
        page = 1
        while True:
            data = self.sess._jreq("v5/engagement/transactions/" + self.id, transactionsPerPage=pagesz, page=page)
            txlist = resolve(data, ("transactions",))
            if len(txlist) < 1:
                break
            for tx in txlist:
                yield transaction(self, tx)
            page += 1

class cardtransaction(data.transaction):
    def __init__(self, account, data):
        self.account = account
        self._data = data

    _datefmt = "%Y-%m-%d"

    @property
    def value(self):
        am = resolve(self._data, ("localAmount",))
        return currency.currency.get(resolve(am, ("currencyCode",))).parse(resolve(am, ("amount",)))
    @property
    def message(self): return resolve(self._data, ("description",))
    @property
    def date(self):
        p = time.strptime(resolve(self._data, ("date",)), self._datefmt)
        return datetime.date(p.tm_year, p.tm_mon, p.tm_mday)

class cardaccount(data.cardaccount):
    def __init__(self, sess, id, idata):
        self.sess = sess
        self.id = id
        self._data = None
        self._idata = idata

    @property
    def data(self):
        if self._data is None:
            self._data = self.sess._jreq("v5/engagement/cardaccount/" + self.id)
        return self._data

    @property
    def number(self): return resolve(self.data, ("cardAccount", "cardNumber"))
    @property
    def balance(self):
        cc = resolve(self.data, ("transactions", 0, "localAmount", "currencyCode"))
        return currency.currency.get(cc).parse(resolve(self.data, ("cardAccount", "currentBalance")))
    @property
    def name(self): return resolve(self._idata, ("name",))

    def transactions(self):
        pagesz = 50
        page = 1
        while True:
            data = self.sess._jreq("v5/engagement/cardaccount/" + self.id, transactionsPerPage=pagesz, page=page)
            txlist = resolve(data, ("transactions",))
            if len(txlist) < 1:
                break
            for tx in txlist:
                yield cardtransaction(self, tx)
            page += 1

class session(object):
    def __init__(self, dsid):
        self.dsid = dsid
        self.auth = base64((serviceid + ":" + str(int(time.time() * 1000))).encode("ascii"))
        self.jar = request.HTTPCookieProcessor()
        self.jar.cookiejar.set_cookie(http.cookiejar.Cookie(
            version=0, name="dsid", value=dsid, path="/", path_specified=True,
            domain=".online.swedbank.se", domain_specified=True, domain_initial_dot=True,
            port=None, port_specified=False, secure=False, expires=None,
            discard=True, comment=None, comment_url=None,
            rest={}, rfc2109=False))
        self.userid = None
        self._accounts = None

    def _req(self, url, data=None, ctype=None, headers={}, method=None, **kws):
        if "dsid" not in kws:
            kws["dsid"] = self.dsid
        kws = {k: v for (k, v) in kws.items() if v is not None}
        url = parse.urljoin(apibase, url + "?" + parse.urlencode(kws))
        if isinstance(data, dict):
            data = json.dumps(data).encode("utf-8")
            ctype = "application/json;charset=UTF-8"
        req = request.Request(url, data=data, method=method)
        for hnam, hval in headers.items():
            req.add_header(hnam, hval)
        if ctype is not None:
            req.add_header("Content-Type", ctype)
        req.add_header("Authorization", self.auth)
        self.jar.https_request(req)
        with request.urlopen(req) as resp:
            if resp.code != 200 and resp.code != 201:
                raise fmterror("Unexpected HTTP status code: " + str(resp.code))
            self.jar.https_response(req, resp)
            return resp.read()

    def _jreq(self, *args, **kwargs):
        headers = kwargs.pop("headers", {})
        headers["Accept"] = "application/json"
        ret = self._req(*args, headers=headers, **kwargs)
        return json.loads(ret.decode("utf-8"))

    def _postlogin(self):
        auth = self._jreq("v5/user/authenticationinfo")
        uid = auth.get("identifiedUser", "")
        if uid == "":
            raise fmterror("no identified user even after successful authentication")
        self.userid = uid
        prof = self._jreq("v5/profile/")
        if len(prof["banks"]) != 1:
            raise fmterror("do not know the meaning of multiple banks")
        rolesw = linkurl(resolve(prof["banks"][0], ("privateProfile", "links", "next", "uri")))
        self._jreq(rolesw, method="POST")

    def auth_bankid(self, user, conv=None):
        if conv is None:
            conv = auth.default()
        data = self._jreq("v5/identification/bankid/mobile", data = {
            "userId": user,
            "useEasyLogin": False,
            "generateEasyLoginId": False})
        if data.get("status") != "USER_SIGN":
            raise fmterror("unexpected bankid status: " + str(data.get("status")))
        vfy = linkurl(resolve(data, ("links", "next", "uri")))
        fst = None
        while True:
            time.sleep(3)
            vdat = self._jreq(vfy)
            st = vdat.get("status")
            if st in {"USER_SIGN", "CLIENT_NOT_STARTED"}:
                if st != fst:
                    conv.message("Status: %s" % (st,), auth.conv.msg_info)
                    fst = st
                continue
            elif st == "COMPLETE":
                self._postlogin()
                return
            elif st == "CANCELLED":
                raise autherror("authentication cancelled")
            else:
                raise fmterror("unexpected bankid status: " + str(st))

    def keepalive(self):
        data = self._jreq("v5/framework/clientsession")
        return data["timeoutInMillis"] / 1000

    @property
    def accounts(self):
        if self._accounts is None:
            data = self._jreq("v5/engagement/overview")
            accounts = []
            for acct in resolve(data, ("transactionAccounts",)):
                accounts.append(txnaccount(self, resolve(acct, ("id",)), acct))
            for acct in resolve(data, ("cardAccounts",)):
                accounts.append(cardaccount(self, resolve(acct, ("id",)), acct))
            self._accounts = accounts
        return self._accounts

    def logout(self):
        if self.userid is not None:
            self._jreq("v5/identification/logout", method="PUT")
            self.userid = None

    def close(self):
        self.logout()
        self._req("v5/framework/clientsession", method="DELETE")

    def __enter__(self):
        return self

    def __exit__(self, *excinfo):
        self.close()
        return False

    def __repr__(self):
        if self.userid is not None:
            return "#<fsb.session %s>" % self.userid
        return "#<fsb.session>"

    @classmethod
    def create(cls):
        return cls(getdsid())

    def save(self, filename):
        with open(filename, "wb") as fp:
            pickle.dump(self, fp)

    @classmethod
    def load(cls, filename):
        with open(filename, "rb") as fp:
            return pickle.load(fp)
Commit	Line	Data
717d54fc	1	import json, http.cookiejar, binascii, time, datetime, pickle
8e60b2da FT	2	from urllib import request, parse
8e60b2da FT	3	from bs4 import BeautifulSoup as soup
717d54fc	4	from . import currency, auth, data
8e60b2da FT	5	soupify = lambda cont: soup(cont, "html.parser")
	6
	7	apibase = "https://online.swedbank.se/TDE_DAP_Portal_REST_WEB/api/"
	8	loginurl = "https://online.swedbank.se/app/privat/login"
	9	serviceid = "B7dZHQcY78VRVz9l"
	10
	11	class fmterror(Exception):
	12	pass
	13
	14	class autherror(Exception):
	15	pass
	16
	17	def resolve(d, keys, default=fmterror):
d791f2f2	18	def err(key):
8e60b2da	19	if default is fmterror:
d791f2f2	20	raise fmterror(key)
8e60b2da FT	21	return default
	22	def rec(d, keys):
	23	if len(keys) == 0:
	24	return d
	25	if isinstance(d, dict):
	26	if keys[0] not in d:
d791f2f2 FT	27	return err(keys[0])
	28	return rec(d[keys[0]], keys[1:])
	29	elif isinstance(d, list):
	30	if not 0 <= keys[0] < len(d):
	31	return err(keys[0])
8e60b2da FT	32	return rec(d[keys[0]], keys[1:])
8e60b2da FT	33	else:
d791f2f2	34	return err(keys[0])
8e60b2da FT	35	return rec(d, keys)
	36
	37	def linkurl(ln):
	38	if ln[0] != '/':
	39	raise fmterror("unexpected link url: " + ln)
	40	return parse.urljoin(apibase, ln[1:])
	41
	42	def getdsid():
	43	with request.urlopen(loginurl) as resp:
	44	if resp.code != 200:
	45	raise fmterror("Unexpected HTTP status code: " + str(resp.code))
	46	doc = soupify(resp.read())
	47	dsel = doc.find("div", id="cust-sess-id")
	48	if not dsel or not dsel.has_attr("value"):
	49	raise fmterror("DSID DIV not on login page")
	50	return dsel["value"]
	51
	52	def base64(data):
	53	return binascii.b2a_base64(data).decode("ascii").strip().rstrip("=")
	54
717d54fc	55	class transaction(data.transaction):
61fd054f FT	56	def __init__(self, account, data):
	57	self.account = account
	58	self._data = data
	59
8c456209 FT	60	_datefmt = "%Y-%m-%d"
8c456209 FT	61
61fd054f	62	@property
8e415ee7	63	def value(self): return currency.currency.get(resolve(self._data, ("currency",))).parse(resolve(self._data, ("amount",)))
61fd054f	64	@property
8c456209 FT	65	def message(self): return resolve(self._data, ("description",))
	66	@property
	67	def date(self):
	68	p = time.strptime(resolve(self._data, ("accountingDate",)), self._datefmt)
	69	return datetime.date(p.tm_year, p.tm_mon, p.tm_mday)
	70
717d54fc	71	class txnaccount(data.txnaccount):
61fd054f FT	72	def __init__(self, sess, id, idata):
	73	self.sess = sess
	74	self.id = id
	75	self._data = None
	76	self._idata = idata
	77
	78	@property
	79	def data(self):
	80	if self._data is None:
	81	self._data = self.sess._jreq("v5/engagement/account/" + self.id)
	82	return self._data
	83
	84	@property
	85	def number(self): return resolve(self.data, ("accountNumber",))
	86	@property
	87	def clearing(self): return resolve(self.data, ("clearingNumber",))
	88	@property
	89	def fullnumber(self): return resolve(self.data, ("fullyFormattedNumber",))
	90	@property
0ba154d0 FT	91	def balance(self): return currency.currency.get(resolve(self.data, ("balance", "currencyCode"))).parse(resolve(self.data, ("balance", "amount")))
0ba154d0 FT	92	@property
61fd054f FT	93	def name(self): return resolve(self._idata, ("name",))
	94
	95	def transactions(self):
	96	pagesz = 50
8c456209 FT	97	page = 1
	98	while True:
	99	data = self.sess._jreq("v5/engagement/transactions/" + self.id, transactionsPerPage=pagesz, page=page)
	100	txlist = resolve(data, ("transactions",))
	101	if len(txlist) < 1:
	102	break
	103	for tx in txlist:
	104	yield transaction(self, tx)
	105	page += 1
61fd054f	106
717d54fc	107	class cardtransaction(data.transaction):
d791f2f2 FT	108	def __init__(self, account, data):
	109	self.account = account
	110	self._data = data
	111
	112	_datefmt = "%Y-%m-%d"
	113
	114	@property
	115	def value(self):
	116	am = resolve(self._data, ("localAmount",))
	117	return currency.currency.get(resolve(am, ("currencyCode",))).parse(resolve(am, ("amount",)))
	118	@property
	119	def message(self): return resolve(self._data, ("description",))
	120	@property
	121	def date(self):
	122	p = time.strptime(resolve(self._data, ("date",)), self._datefmt)
	123	return datetime.date(p.tm_year, p.tm_mon, p.tm_mday)
	124
717d54fc	125	class cardaccount(data.cardaccount):
d791f2f2 FT	126	def __init__(self, sess, id, idata):
	127	self.sess = sess
	128	self.id = id
	129	self._data = None
	130	self._idata = idata
	131
	132	@property
	133	def data(self):
	134	if self._data is None:
	135	self._data = self.sess._jreq("v5/engagement/cardaccount/" + self.id)
	136	return self._data
	137
	138	@property
	139	def number(self): return resolve(self.data, ("cardAccount", "cardNumber"))
	140	@property
	141	def balance(self):
	142	cc = resolve(self.data, ("transactions", 0, "localAmount", "currencyCode"))
	143	return currency.currency.get(cc).parse(resolve(self.data, ("cardAccount", "currentBalance")))
	144	@property
	145	def name(self): return resolve(self._idata, ("name",))
	146
	147	def transactions(self):
	148	pagesz = 50
	149	page = 1
	150	while True:
	151	data = self.sess._jreq("v5/engagement/cardaccount/" + self.id, transactionsPerPage=pagesz, page=page)
	152	txlist = resolve(data, ("transactions",))
	153	if len(txlist) < 1:
	154	break
	155	for tx in txlist:
	156	yield cardtransaction(self, tx)
	157	page += 1
	158
8e60b2da FT	159	class session(object):
	160	def __init__(self, dsid):
	161	self.dsid = dsid
	162	self.auth = base64((serviceid + ":" + str(int(time.time() * 1000))).encode("ascii"))
	163	self.jar = request.HTTPCookieProcessor()
	164	self.jar.cookiejar.set_cookie(http.cookiejar.Cookie(
	165	version=0, name="dsid", value=dsid, path="/", path_specified=True,
	166	domain=".online.swedbank.se", domain_specified=True, domain_initial_dot=True,
	167	port=None, port_specified=False, secure=False, expires=None,
	168	discard=True, comment=None, comment_url=None,
	169	rest={}, rfc2109=False))
	170	self.userid = None
61fd054f	171	self._accounts = None
8e60b2da FT	172
	173	def _req(self, url, data=None, ctype=None, headers={}, method=None, **kws):
	174	if "dsid" not in kws:
	175	kws["dsid"] = self.dsid
	176	kws = {k: v for (k, v) in kws.items() if v is not None}
	177	url = parse.urljoin(apibase, url + "?" + parse.urlencode(kws))
	178	if isinstance(data, dict):
	179	data = json.dumps(data).encode("utf-8")
	180	ctype = "application/json;charset=UTF-8"
	181	req = request.Request(url, data=data, method=method)
	182	for hnam, hval in headers.items():
	183	req.add_header(hnam, hval)
	184	if ctype is not None:
	185	req.add_header("Content-Type", ctype)
	186	req.add_header("Authorization", self.auth)
	187	self.jar.https_request(req)
	188	with request.urlopen(req) as resp:
61fd054f	189	if resp.code != 200 and resp.code != 201:
8e60b2da FT	190	raise fmterror("Unexpected HTTP status code: " + str(resp.code))
	191	self.jar.https_response(req, resp)
	192	return resp.read()
	193
	194	def _jreq(self, args, *kwargs):
	195	headers = kwargs.pop("headers", {})
	196	headers["Accept"] = "application/json"
	197	ret = self._req(args, headers=headers, *kwargs)
	198	return json.loads(ret.decode("utf-8"))
	199
61fd054f FT	200	def _postlogin(self):
	201	auth = self._jreq("v5/user/authenticationinfo")
	202	uid = auth.get("identifiedUser", "")
	203	if uid == "":
	204	raise fmterror("no identified user even after successful authentication")
	205	self.userid = uid
	206	prof = self._jreq("v5/profile/")
	207	if len(prof["banks"]) != 1:
	208	raise fmterror("do not know the meaning of multiple banks")
	209	rolesw = linkurl(resolve(prof["banks"][0], ("privateProfile", "links", "next", "uri")))
	210	self._jreq(rolesw, method="POST")
	211
f4de0bf1 FT	212	def auth_bankid(self, user, conv=None):
	213	if conv is None:
	214	conv = auth.default()
8e60b2da FT	215	data = self._jreq("v5/identification/bankid/mobile", data = {
	216	"userId": user,
	217	"useEasyLogin": False,
	218	"generateEasyLoginId": False})
	219	if data.get("status") != "USER_SIGN":
	220	raise fmterror("unexpected bankid status: " + str(data.get("status")))
	221	vfy = linkurl(resolve(data, ("links", "next", "uri")))
f4de0bf1	222	fst = None
8e60b2da FT	223	while True:
	224	time.sleep(3)
	225	vdat = self._jreq(vfy)
	226	st = vdat.get("status")
f4de0bf1 FT	227	if st in {"USER_SIGN", "CLIENT_NOT_STARTED"}:
	228	if st != fst:
	229	conv.message("Status: %s" % (st,), auth.conv.msg_info)
	230	fst = st
61fd054f	231	continue
8e60b2da	232	elif st == "COMPLETE":
61fd054f	233	self._postlogin()
8e60b2da FT	234	return
	235	elif st == "CANCELLED":
	236	raise autherror("authentication cancelled")
8e60b2da FT	237	else:
	238	raise fmterror("unexpected bankid status: " + str(st))
	239
61fd054f FT	240	def keepalive(self):
	241	data = self._jreq("v5/framework/clientsession")
	242	return data["timeoutInMillis"] / 1000
	243
	244	@property
	245	def accounts(self):
	246	if self._accounts is None:
	247	data = self._jreq("v5/engagement/overview")
	248	accounts = []
	249	for acct in resolve(data, ("transactionAccounts",)):
d791f2f2 FT	250	accounts.append(txnaccount(self, resolve(acct, ("id",)), acct))
	251	for acct in resolve(data, ("cardAccounts",)):
	252	accounts.append(cardaccount(self, resolve(acct, ("id",)), acct))
61fd054f FT	253	self._accounts = accounts
	254	return self._accounts
	255
8e60b2da FT	256	def logout(self):
	257	if self.userid is not None:
	258	self._jreq("v5/identification/logout", method="PUT")
	259	self.userid = None
	260
	261	def close(self):
	262	self.logout()
	263	self._req("v5/framework/clientsession", method="DELETE")
	264
	265	def __enter__(self):
	266	return self
	267
	268	def __exit__(self, *excinfo):
	269	self.close()
	270	return False
	271
61fd054f FT	272	def __repr__(self):
	273	if self.userid is not None:
	274	return "#<fsb.session %s>" % self.userid
	275	return "#<fsb.session>"
	276
8e60b2da FT	277	@classmethod
	278	def create(cls):
	279	return cls(getdsid())
61fd054f FT	280
	281	def save(self, filename):
	282	with open(filename, "wb") as fp:
	283	pickle.dump(self, fp)
	284
	285	@classmethod
	286	def load(cls, filename):
	287	with open(filename, "rb") as fp:
c526374d	288	return pickle.load(fp)