UpdateAccount.from_dict() - Code Metrics - Inspection of "Merge branch 'feature/error-reporter-improvements'..." - fuzeman/Plex-Trakt-Scrobbler - Measure and Improve Code Quality continuously with Scrutinizer

Test Failed

Push — develop ( 20bb73...3c901c )

by Dean

created 2016-03-25 06:13 UTC

UpdateAccount.from_dict() F

↳ Parent: UpdateAccount

Complexity

Conditions

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	1
CRAP Score	121.6384

Metric	Value
cc	11
dl	0
loc	83
ccs	1
cts	34
cp	0.0294
crap	121.6384
rs	3.1764

How to fix Long Method Complexity

from plugin.managers.core.base import Manager, Update
from plugin.managers.core.exceptions import TraktAccountExistsException
from plugin.managers.m_trakt.credential import TraktOAuthCredentialManager, TraktBasicCredentialManager
from plugin.models import TraktAccount, TraktOAuthCredential, TraktBasicCredential

from trakt import Trakt
import apsw
import inspect
import logging
import peewee


log = logging.getLogger(__name__)


class UpdateAccount(Update):
    keys = ['username']

    def from_dict(self, t_account, changes):
        # Resolve `account`
        if inspect.isfunction(t_account):
            t_account = t_account()

        # Update `TraktAccount`
        if not super(UpdateAccount, self).from_dict(t_account, changes):
            return False

        # Update credentials
        authorization = changes.get('authorization', {})

        if 'username' in changes:
            # Provide username change in basic authorization update
            if 'basic' not in authorization:
                authorization['basic'] = {}

            authorization['basic']['username'] = changes['username']

        # Retrieve `TraktBasicCredential`
        t_account.basic = TraktBasicCredentialManager.get.or_create(
            TraktBasicCredential.account == t_account,
            account=t_account
        )

        # Update `TraktBasicCredential` (if there are changes)
        if 'basic' in authorization:
            TraktBasicCredentialManager.update.from_dict(
                t_account.basic,
                authorization['basic'],
                save=False
            )

        # Retrieve `TraktOAuthCredential`
        t_account.oauth = TraktOAuthCredentialManager.get.or_create(
            TraktOAuthCredential.account == t_account,
            account=t_account
        )

        # Update `TraktOAuthCredential` (if there are changes)
        if 'oauth' in authorization:
            TraktOAuthCredentialManager.update.from_dict(
                t_account.oauth,
                authorization['oauth'],
                save=False
            )

        # Validate the account authorization
        with t_account.authorization().http(retry=True):
            settings = Trakt['users/settings'].get()

        if not settings:
            log.warn('Unable to retrieve account details for authorization')
            return None

        # Update `TraktAccount` username
        try:
            self.update_username(t_account, settings)
        except (apsw.ConstraintError, peewee.IntegrityError), ex:
            log.debug('Trakt account already exists - %s', ex, exc_info=True)

            raise TraktAccountExistsException('Trakt account already exists')

        # Refresh `TraktAccount`
        t_account.refresh(
            force=True,
            settings=settings
        )

        # Save credentials
        if 'basic' in authorization:
            t_account.basic.save()

        if 'oauth' in authorization:
            t_account.oauth.save()

        # Refresh `Account`
        t_account.account.refresh(
            force=True
        )

        log.info('Updated account authorization for %r', t_account)
        return True

    def from_pin(self, t_account, pin):
        if not pin:
            log.debug('"pin" parameter is empty, ignoring account authorization update')
            return t_account

        # Retrieve current account `OAuthCredential`
        oauth = t_account.oauth_credentials.first()

        if oauth and oauth.code == pin:
            log.debug("PIN hasn't changed, ignoring account authorization update")
            return t_account

        if not oauth:
            # Create new `OAuthCredential` for the account
            oauth = TraktOAuthCredential(
                account=t_account
            )

        # Update `OAuthCredential`
        if not TraktOAuthCredentialManager.update.from_pin(oauth, pin, save=False):
            log.warn("Unable to update OAuthCredential (token exchange failed, hasn't changed, etc..)")
            return None

        # Validate the account authorization
        with t_account.oauth_authorization(oauth).http(retry=True):
            settings = Trakt['users/settings'].get()

        if not settings:
            log.warn('Unable to retrieve account details for authorization')
            return None

        # Update `TraktAccount` username
        try:
            self.update_username(t_account, settings)
        except (apsw.ConstraintError, peewee.IntegrityError), ex:
            log.debug('Trakt account already exists - %s', ex, exc_info=True)

            raise TraktAccountExistsException('Trakt account already exists')

        # Save oauth credential changes
        oauth.save()

        # Refresh `TraktAccount`
        t_account.refresh(
            force=True,
            settings=settings
        )

        # Refresh `Account`
        t_account.account.refresh(
            force=True
        )

        log.info('Updated account authorization for %r', t_account)
        return t_account

    def update_username(self, t_account, settings, save=True):
        username = settings.get('user', {}).get('username')

        if not username:
            log.warn('Unable to retrieve username for authorization')
            return

        if t_account.username == username:
            return

        self(t_account, {'username': username}, save=save)


class TraktAccountManager(Manager):
    update = UpdateAccount

    model = TraktAccount

    @classmethod
    def delete(cls, *query, **kwargs):
        # Retrieve account
        try:
            account = cls.get(*query, **kwargs)
        except Exception, ex:
            log.warn('Unable to find trakt account (query: %r, kwargs: %r): %r', query, kwargs, ex)
            return False

        # Clear trakt account
        cls.update(account, {
            'username': None,
            'thumb': None,

            'cover': None,
            'timezone': None,

            'refreshed_at': None
        })

        # Delete trakt credentials
        TraktBasicCredentialManager.delete(
            account=account.id
        )

        TraktOAuthCredentialManager.delete(
            account=account.id
        )

        return True


1	1	from plugin.managers.core.base import Manager, Update
2	1	from plugin.managers.core.exceptions import TraktAccountExistsException
3	1	from plugin.managers.m_trakt.credential import TraktOAuthCredentialManager, TraktBasicCredentialManager
4	1	from plugin.models import TraktAccount, TraktOAuthCredential, TraktBasicCredential
5
6	1	from trakt import Trakt
7	1	import apsw
8	1	import inspect
9	1	import logging
10	1	import peewee
11
12
13	1	log = logging.getLogger(__name__)
14
15
16	1	class UpdateAccount(Update):
17	1	keys = ['username']
18
19	1	def from_dict(self, t_account, changes):
20		# Resolve `account`
21		if inspect.isfunction(t_account):
22		t_account = t_account()
23
24		# Update `TraktAccount`
25		if not super(UpdateAccount, self).from_dict(t_account, changes):
26		return False
27
28		# Update credentials
29		authorization = changes.get('authorization', {})
30
31		if 'username' in changes:
32		# Provide username change in basic authorization update
33		if 'basic' not in authorization:
34		authorization['basic'] = {}
35
36		authorization['basic']['username'] = changes['username']
37
38		# Retrieve `TraktBasicCredential`
39		t_account.basic = TraktBasicCredentialManager.get.or_create(
40		TraktBasicCredential.account == t_account,
41		account=t_account
42		)
43
44		# Update `TraktBasicCredential` (if there are changes)
45		if 'basic' in authorization:
46		TraktBasicCredentialManager.update.from_dict(
47		t_account.basic,
48		authorization['basic'],
49		save=False
50		)
51
52		# Retrieve `TraktOAuthCredential`
53		t_account.oauth = TraktOAuthCredentialManager.get.or_create(
54		TraktOAuthCredential.account == t_account,
55		account=t_account
56		)
57
58		# Update `TraktOAuthCredential` (if there are changes)
59		if 'oauth' in authorization:
60		TraktOAuthCredentialManager.update.from_dict(
61		t_account.oauth,
62		authorization['oauth'],
63		save=False
64		)
65
66		# Validate the account authorization
67		with t_account.authorization().http(retry=True):
68		settings = Trakt['users/settings'].get()
69
70		if not settings:
71		log.warn('Unable to retrieve account details for authorization')
72		return None
73
74		# Update `TraktAccount` username
75		try:
76		self.update_username(t_account, settings)
77		except (apsw.ConstraintError, peewee.IntegrityError), ex:
78		log.debug('Trakt account already exists - %s', ex, exc_info=True)
79
80		raise TraktAccountExistsException('Trakt account already exists')
81
82		# Refresh `TraktAccount`
83		t_account.refresh(
84		force=True,
85		settings=settings
86		)
87
88		# Save credentials
89		if 'basic' in authorization:
90		t_account.basic.save()
91
92		if 'oauth' in authorization:
93		t_account.oauth.save()
94
95		# Refresh `Account`
96		t_account.account.refresh(
97		force=True
98		)
99
100		log.info('Updated account authorization for %r', t_account)
101		return True
102
103	1	def from_pin(self, t_account, pin):
104		if not pin:
105		log.debug('"pin" parameter is empty, ignoring account authorization update')
106		return t_account
107
108		# Retrieve current account `OAuthCredential`
109		oauth = t_account.oauth_credentials.first()
110
111		if oauth and oauth.code == pin:
112		log.debug("PIN hasn't changed, ignoring account authorization update")
113		return t_account
114
115		if not oauth:
116		# Create new `OAuthCredential` for the account
117		oauth = TraktOAuthCredential(
118		account=t_account
119		)
120
121		# Update `OAuthCredential`
122		if not TraktOAuthCredentialManager.update.from_pin(oauth, pin, save=False):
123		log.warn("Unable to update OAuthCredential (token exchange failed, hasn't changed, etc..)")
124		return None
125
126		# Validate the account authorization
127		with t_account.oauth_authorization(oauth).http(retry=True):
128		settings = Trakt['users/settings'].get()
129
130		if not settings:
131		log.warn('Unable to retrieve account details for authorization')
132		return None
133
134		# Update `TraktAccount` username
135		try:
136		self.update_username(t_account, settings)
137		except (apsw.ConstraintError, peewee.IntegrityError), ex:
138		log.debug('Trakt account already exists - %s', ex, exc_info=True)
139
140		raise TraktAccountExistsException('Trakt account already exists')
141
142		# Save oauth credential changes
143		oauth.save()
144
145		# Refresh `TraktAccount`
146		t_account.refresh(
147		force=True,
148		settings=settings
149		)
150
151		# Refresh `Account`
152		t_account.account.refresh(
153		force=True
154		)
155
156		log.info('Updated account authorization for %r', t_account)
157		return t_account
158
159	1	def update_username(self, t_account, settings, save=True):
160		username = settings.get('user', {}).get('username')
161
162		if not username:
163		log.warn('Unable to retrieve username for authorization')
164		return
165
166		if t_account.username == username:
167		return
168
169		self(t_account, {'username': username}, save=save)
170
171
172	1	class TraktAccountManager(Manager):
173	1	update = UpdateAccount
174
175	1	model = TraktAccount
176
177	1	@classmethod
178		def delete(cls, query, *kwargs):
179		# Retrieve account
180		try:
181		account = cls.get(query, *kwargs)
182		except Exception, ex:
183		log.warn('Unable to find trakt account (query: %r, kwargs: %r): %r', query, kwargs, ex)
184		return False
185
186		# Clear trakt account
187		cls.update(account, {
188		'username': None,
189		'thumb': None,
190
191		'cover': None,
192		'timezone': None,
193
194		'refreshed_at': None
195		})
196
197		# Delete trakt credentials
198		TraktBasicCredentialManager.delete(
199		account=account.id
200		)
201
202		TraktOAuthCredentialManager.delete(
203		account=account.id
204		)
205
206		return True
207

fuzeman / Plex-Trakt-Scrobbler

Push — develop ( 20bb73...3c901c )

UpdateAccount.from_dict() F

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