3 * Implements Special:UserLogin
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 * http://www.gnu.org/copyleft/gpl.html
21 * @ingroup SpecialPage
25 * Implements Special:UserLogin
27 * @ingroup SpecialPage
29 class LoginForm
extends SpecialPage
{
34 const WRONG_PLUGIN_PASS
= 3;
40 const CREATE_BLOCKED
= 9;
42 const USER_BLOCKED
= 11;
43 const NEED_TOKEN
= 12;
44 const WRONG_TOKEN
= 13;
46 var $mUsername, $mPassword, $mRetype, $mReturnTo, $mCookieCheck, $mPosted;
47 var $mAction, $mCreateaccount, $mCreateaccountMail;
48 var $mLoginattempt, $mRemember, $mEmail, $mDomain, $mLanguage;
49 var $mSkipCookieCheck, $mReturnToQuery, $mToken, $mStickHTTPS;
50 var $mType, $mReason, $mRealName;
51 var $mAbortLoginErrorMsg = 'login-abort-generic';
52 private $mLoaded = false;
57 private $mExtUser = null;
62 private $mOverrideRequest = null;
65 * @param WebRequest $request
67 public function __construct( $request = null ) {
68 parent
::__construct( 'Userlogin' );
70 $this->mOverrideRequest
= $request;
77 global $wgAuth, $wgHiddenPrefs, $wgEnableEmail, $wgRedirectOnLogin;
79 if ( $this->mLoaded
) {
82 $this->mLoaded
= true;
84 if ( $this->mOverrideRequest
=== null ) {
85 $request = $this->getRequest();
87 $request = $this->mOverrideRequest
;
90 $this->mType
= $request->getText( 'type' );
91 $this->mUsername
= $request->getText( 'wpName' );
92 $this->mPassword
= $request->getText( 'wpPassword' );
93 $this->mRetype
= $request->getText( 'wpRetype' );
94 $this->mDomain
= $request->getText( 'wpDomain' );
95 $this->mReason
= $request->getText( 'wpReason' );
96 $this->mCookieCheck
= $request->getVal( 'wpCookieCheck' );
97 $this->mPosted
= $request->wasPosted();
98 $this->mCreateaccount
= $request->getCheck( 'wpCreateaccount' );
99 $this->mCreateaccountMail
= $request->getCheck( 'wpCreateaccountMail' )
101 $this->mLoginattempt
= $request->getCheck( 'wpLoginattempt' );
102 $this->mAction
= $request->getVal( 'action' );
103 $this->mRemember
= $request->getCheck( 'wpRemember' );
104 $this->mStickHTTPS
= $request->getCheck( 'wpStickHTTPS' );
105 $this->mLanguage
= $request->getText( 'uselang' );
106 $this->mSkipCookieCheck
= $request->getCheck( 'wpSkipCookieCheck' );
107 $this->mToken
= ( $this->mType
== 'signup' ) ?
$request->getVal( 'wpCreateaccountToken' ) : $request->getVal( 'wpLoginToken' );
109 if ( $wgRedirectOnLogin ) {
110 $this->mReturnTo
= $wgRedirectOnLogin;
111 $this->mReturnToQuery
= '';
113 $this->mReturnTo
= $request->getVal( 'returnto', '' );
114 $this->mReturnToQuery
= $request->getVal( 'returntoquery', '' );
117 if( $wgEnableEmail ) {
118 $this->mEmail
= $request->getText( 'wpEmail' );
122 if( !in_array( 'realname', $wgHiddenPrefs ) ) {
123 $this->mRealName
= $request->getText( 'wpRealName' );
125 $this->mRealName
= '';
128 if( !$wgAuth->validDomain( $this->mDomain
) ) {
129 $this->mDomain
= $wgAuth->getDomain();
131 $wgAuth->setDomain( $this->mDomain
);
133 # 1. When switching accounts, it sucks to get automatically logged out
134 # 2. Do not return to PasswordReset after a successful password change
135 # but goto Wiki start page (Main_Page) instead ( bug 33997 )
136 $returnToTitle = Title
::newFromText( $this->mReturnTo
);
137 if( is_object( $returnToTitle ) && (
138 $returnToTitle->isSpecial( 'Userlogout' )
139 ||
$returnToTitle->isSpecial( 'PasswordReset' ) ) ) {
140 $this->mReturnTo
= '';
141 $this->mReturnToQuery
= '';
145 function getDescription() {
146 return $this->msg( $this->getUser()->isAllowed( 'createaccount' ) ?
147 'userlogin' : 'userloginnocreate' )->text();
150 public function execute( $par ) {
151 if ( session_id() == '' ) {
158 if ( $par == 'signup' ) { # Check for [[Special:Userlogin/signup]]
159 $this->mType
= 'signup';
162 if ( !is_null( $this->mCookieCheck
) ) {
163 $this->onCookieRedirectCheck( $this->mCookieCheck
);
165 } elseif( $this->mPosted
) {
166 if( $this->mCreateaccount
) {
167 $this->addNewAccount();
169 } elseif ( $this->mCreateaccountMail
) {
170 $this->addNewAccountMailPassword();
172 } elseif ( ( 'submitlogin' == $this->mAction
) ||
$this->mLoginattempt
) {
173 $this->processLogin();
177 $this->mainLoginForm( '' );
183 function addNewAccountMailPassword() {
184 if ( $this->mEmail
== '' ) {
185 $this->mainLoginForm( $this->msg( 'noemailcreate' )->escaped() );
189 $u = $this->addNewaccountInternal();
195 // Wipe the initial password and mail a temporary one
196 $u->setPassword( null );
198 $result = $this->mailPasswordInternal( $u, false, 'createaccount-title', 'createaccount-text' );
200 wfRunHooks( 'AddNewAccount', array( $u, true ) );
201 $u->addNewUserLogEntry( true, $this->mReason
);
203 $out = $this->getOutput();
204 $out->setPageTitle( $this->msg( 'accmailtitle' ) );
206 if( !$result->isGood() ) {
207 $this->mainLoginForm( $this->msg( 'mailerror', $result->getWikiText() )->text() );
209 $out->addWikiMsg( 'accmailtext', $u->getName(), $u->getEmail() );
210 $out->returnToMain( false );
218 function addNewAccount() {
219 global $wgUser, $wgEmailAuthentication, $wgLoginLanguageSelector;
221 # Create the account and abort if there's a problem doing so
222 $u = $this->addNewAccountInternal();
227 # If we showed up language selection links, and one was in use, be
228 # smart (and sensible) and save that language as the user's preference
229 if( $wgLoginLanguageSelector && $this->mLanguage
) {
230 $u->setOption( 'language', $this->mLanguage
);
233 $out = $this->getOutput();
235 # Send out an email authentication message if needed
236 if( $wgEmailAuthentication && Sanitizer
::validateEmail( $u->getEmail() ) ) {
237 $status = $u->sendConfirmationMail();
238 if( $status->isGood() ) {
239 $out->addWikiMsg( 'confirmemail_oncreate' );
241 $out->addWikiText( $status->getWikiText( 'confirmemail_sendfailed' ) );
245 # Save settings (including confirmation token)
248 # If not logged in, assume the new account as the current one and set
249 # session cookies then show a "welcome" message or a "need cookies"
251 if( $this->getUser()->isAnon() ) {
254 // This should set it for OutputPage and the Skin
255 // which is needed or the personal links will be
257 $this->getContext()->setUser( $u );
258 wfRunHooks( 'AddNewAccount', array( $u, false ) );
259 $u->addNewUserLogEntry();
260 if( $this->hasSessionCookie() ) {
261 $this->successfulCreation();
263 $this->cookieRedirectCheck( 'new' );
266 # Confirm that the account was created
267 $out->setPageTitle( $this->msg( 'accountcreated' ) );
268 $out->addWikiMsg( 'accountcreatedtext', $u->getName() );
269 $out->returnToMain( false, $this->getTitle() );
270 wfRunHooks( 'AddNewAccount', array( $u, false ) );
271 $u->addNewUserLogEntry( false, $this->mReason
);
280 function addNewAccountInternal() {
281 global $wgAuth, $wgMemc, $wgAccountCreationThrottle,
282 $wgMinimalPasswordLength, $wgEmailConfirmToEdit;
284 // If the user passes an invalid domain, something is fishy
285 if( !$wgAuth->validDomain( $this->mDomain
) ) {
286 $this->mainLoginForm( $this->msg( 'wrongpassword' )->text() );
290 // If we are not allowing users to login locally, we should be checking
291 // to see if the user is actually able to authenticate to the authenti-
292 // cation server before they create an account (otherwise, they can
293 // create a local account and login as any domain user). We only need
294 // to check this for domains that aren't local.
295 if( 'local' != $this->mDomain
&& $this->mDomain
!= '' ) {
296 if( !$wgAuth->canCreateAccounts() && ( !$wgAuth->userExists( $this->mUsername
)
297 ||
!$wgAuth->authenticate( $this->mUsername
, $this->mPassword
) ) ) {
298 $this->mainLoginForm( $this->msg( 'wrongpassword' )->text() );
303 if ( wfReadOnly() ) {
304 throw new ReadOnlyError
;
307 # Request forgery checks.
308 if ( !self
::getCreateaccountToken() ) {
309 self
::setCreateaccountToken();
310 $this->mainLoginForm( $this->msg( 'nocookiesfornew' )->parse() );
314 # The user didn't pass a createaccount token
315 if ( !$this->mToken
) {
316 $this->mainLoginForm( $this->msg( 'sessionfailure' )->text() );
320 # Validate the createaccount token
321 if ( $this->mToken
!== self
::getCreateaccountToken() ) {
322 $this->mainLoginForm( $this->msg( 'sessionfailure' )->text() );
327 $currentUser = $this->getUser();
328 if ( !$currentUser->isAllowed( 'createaccount' ) ) {
329 throw new PermissionsError( 'createaccount' );
330 } elseif ( $currentUser->isBlockedFromCreateAccount() ) {
331 $this->userBlockedMessage( $currentUser->isBlockedFromCreateAccount() );
335 # Include checks that will include GlobalBlocking (Bug 38333)
336 $permErrors = $this->getTitle()->getUserPermissionsErrors( 'createaccount', $currentUser, true );
337 if ( count( $permErrors ) ) {
338 throw new PermissionsError( 'createaccount', $permErrors );
341 $ip = $this->getRequest()->getIP();
342 if ( $currentUser->isDnsBlacklisted( $ip, true /* check $wgProxyWhitelist */ ) ) {
343 $this->mainLoginForm( $this->msg( 'sorbs_create_account_reason' )->text() . ' ' . $this->msg( 'parentheses', $ip )->escaped() );
347 # Now create a dummy user ($u) and check if it is valid
348 $name = trim( $this->mUsername
);
349 $u = User
::newFromName( $name, 'creatable' );
350 if ( !is_object( $u ) ) {
351 $this->mainLoginForm( $this->msg( 'noname' )->text() );
355 if ( 0 != $u->idForName() ) {
356 $this->mainLoginForm( $this->msg( 'userexists' )->text() );
360 if ( 0 != strcmp( $this->mPassword
, $this->mRetype
) ) {
361 $this->mainLoginForm( $this->msg( 'badretype' )->text() );
365 # check for minimal password length
366 $valid = $u->getPasswordValidity( $this->mPassword
);
367 if ( $valid !== true ) {
368 if ( !$this->mCreateaccountMail
) {
369 if ( is_array( $valid ) ) {
370 $message = array_shift( $valid );
374 $params = array( $wgMinimalPasswordLength );
376 $this->mainLoginForm( $this->msg( $message, $params )->text() );
379 # do not force a password for account creation by email
380 # set invalid password, it will be replaced later by a random generated password
381 $this->mPassword
= null;
385 # if you need a confirmed email address to edit, then obviously you
386 # need an email address.
387 if ( $wgEmailConfirmToEdit && empty( $this->mEmail
) ) {
388 $this->mainLoginForm( $this->msg( 'noemailtitle' )->text() );
392 if( !empty( $this->mEmail
) && !Sanitizer
::validateEmail( $this->mEmail
) ) {
393 $this->mainLoginForm( $this->msg( 'invalidemailaddress' )->text() );
397 # Set some additional data so the AbortNewAccount hook can be used for
398 # more than just username validation
399 $u->setEmail( $this->mEmail
);
400 $u->setRealName( $this->mRealName
);
403 if( !wfRunHooks( 'AbortNewAccount', array( $u, &$abortError ) ) ) {
404 // Hook point to add extra creation throttles and blocks
405 wfDebug( "LoginForm::addNewAccountInternal: a hook blocked creation\n" );
406 $this->mainLoginForm( $abortError );
410 // Hook point to check for exempt from account creation throttle
411 if ( !wfRunHooks( 'ExemptFromAccountCreationThrottle', array( $ip ) ) ) {
412 wfDebug( "LoginForm::exemptFromAccountCreationThrottle: a hook allowed account creation w/o throttle\n" );
414 if ( ( $wgAccountCreationThrottle && $currentUser->isPingLimitable() ) ) {
415 $key = wfMemcKey( 'acctcreate', 'ip', $ip );
416 $value = $wgMemc->get( $key );
418 $wgMemc->set( $key, 0, 86400 );
420 if ( $value >= $wgAccountCreationThrottle ) {
421 $this->throttleHit( $wgAccountCreationThrottle );
424 $wgMemc->incr( $key );
428 if( !$wgAuth->addUser( $u, $this->mPassword
, $this->mEmail
, $this->mRealName
) ) {
429 $this->mainLoginForm( $this->msg( 'externaldberror' )->text() );
433 self
::clearCreateaccountToken();
434 return $this->initUser( $u, false );
438 * Actually add a user to the database.
439 * Give it a User object that has been initialised with a name.
441 * @param $u User object.
442 * @param $autocreate boolean -- true if this is an autocreation via auth plugin
443 * @return User object.
446 function initUser( $u, $autocreate ) {
451 if ( $wgAuth->allowPasswordChange() ) {
452 $u->setPassword( $this->mPassword
);
455 $u->setEmail( $this->mEmail
);
456 $u->setRealName( $this->mRealName
);
459 $wgAuth->initUser( $u, $autocreate );
461 if ( $this->mExtUser
) {
462 $this->mExtUser
->linkToLocal( $u->getId() );
463 $email = $this->mExtUser
->getPref( 'emailaddress' );
464 if ( $email && !$this->mEmail
) {
465 $u->setEmail( $email );
469 $u->setOption( 'rememberpassword', $this->mRemember ?
1 : 0 );
473 $ssUpdate = new SiteStatsUpdate( 0, 0, 0, 0, 1 );
474 $ssUpdate->doUpdate();
480 * Internally authenticate the login request.
482 * This may create a local account as a side effect if the
483 * authentication plugin allows transparent local account
487 public function authenticateUserData() {
488 global $wgUser, $wgAuth;
492 if ( $this->mUsername
== '' ) {
493 return self
::NO_NAME
;
496 // We require a login token to prevent login CSRF
497 // Handle part of this before incrementing the throttle so
498 // token-less login attempts don't count towards the throttle
499 // but wrong-token attempts do.
501 // If the user doesn't have a login token yet, set one.
502 if ( !self
::getLoginToken() ) {
503 self
::setLoginToken();
504 return self
::NEED_TOKEN
;
506 // If the user didn't pass a login token, tell them we need one
507 if ( !$this->mToken
) {
508 return self
::NEED_TOKEN
;
511 $throttleCount = self
::incLoginThrottle( $this->mUsername
);
512 if ( $throttleCount === true ) {
513 return self
::THROTTLED
;
516 // Validate the login token
517 if ( $this->mToken
!== self
::getLoginToken() ) {
518 return self
::WRONG_TOKEN
;
521 // Load the current user now, and check to see if we're logging in as
522 // the same name. This is necessary because loading the current user
523 // (say by calling getName()) calls the UserLoadFromSession hook, which
524 // potentially creates the user in the database. Until we load $wgUser,
525 // checking for user existence using User::newFromName($name)->getId() below
526 // will effectively be using stale data.
527 if ( $this->getUser()->getName() === $this->mUsername
) {
528 wfDebug( __METHOD__
. ": already logged in as {$this->mUsername}\n" );
529 return self
::SUCCESS
;
532 $this->mExtUser
= ExternalUser
::newFromName( $this->mUsername
);
534 # TODO: Allow some magic here for invalid external names, e.g., let the
535 # user choose a different wiki name.
536 $u = User
::newFromName( $this->mUsername
);
537 if( !( $u instanceof User
) ||
!User
::isUsableName( $u->getName() ) ) {
538 return self
::ILLEGAL
;
541 $isAutoCreated = false;
542 if ( 0 == $u->getID() ) {
543 $status = $this->attemptAutoCreate( $u );
544 if ( $status !== self
::SUCCESS
) {
547 $isAutoCreated = true;
550 global $wgExternalAuthType, $wgAutocreatePolicy;
551 if ( $wgExternalAuthType && $wgAutocreatePolicy != 'never'
552 && is_object( $this->mExtUser
)
553 && $this->mExtUser
->authenticate( $this->mPassword
) ) {
554 # The external user and local user have the same name and
555 # password, so we assume they're the same.
556 $this->mExtUser
->linkToLocal( $u->getID() );
562 // Give general extensions, such as a captcha, a chance to abort logins
563 $abort = self
::ABORTED
;
564 if( !wfRunHooks( 'AbortLogin', array( $u, $this->mPassword
, &$abort, &$this->mAbortLoginErrorMsg
) ) ) {
568 global $wgBlockDisablesLogin;
569 if ( !$u->checkPassword( $this->mPassword
) ) {
570 if( $u->checkTemporaryPassword( $this->mPassword
) ) {
571 // The e-mailed temporary password should not be used for actu-
572 // al logins; that's a very sloppy habit, and insecure if an
573 // attacker has a few seconds to click "search" on someone's o-
576 // Allow it to be used only to reset the password a single time
577 // to a new value, which won't be in the user's e-mail ar-
580 // For backwards compatibility, we'll still recognize it at the
581 // login form to minimize surprises for people who have been
582 // logging in with a temporary password for some time.
584 // As a side-effect, we can authenticate the user's e-mail ad-
585 // dress if it's not already done, since the temporary password
586 // was sent via e-mail.
587 if( !$u->isEmailConfirmed() ) {
592 // At this point we just return an appropriate code/ indicating
593 // that the UI should show a password reset form; bot inter-
594 // faces etc will probably just fail cleanly here.
595 $retval = self
::RESET_PASS
;
597 $retval = ( $this->mPassword
== '' ) ? self
::EMPTY_PASS
: self
::WRONG_PASS
;
599 } elseif ( $wgBlockDisablesLogin && $u->isBlocked() ) {
600 // If we've enabled it, make it so that a blocked user cannot login
601 $retval = self
::USER_BLOCKED
;
603 $wgAuth->updateUser( $u );
605 // This should set it for OutputPage and the Skin
606 // which is needed or the personal links will be
608 $this->getContext()->setUser( $u );
610 // Please reset throttle for successful logins, thanks!
611 if ( $throttleCount ) {
612 self
::clearLoginThrottle( $this->mUsername
);
615 if ( $isAutoCreated ) {
616 // Must be run after $wgUser is set, for correct new user log
617 wfRunHooks( 'AuthPluginAutoCreate', array( $u ) );
620 $retval = self
::SUCCESS
;
622 wfRunHooks( 'LoginAuthenticateAudit', array( $u, $this->mPassword
, $retval ) );
627 * Increment the login attempt throttle hit count for the (username,current IP)
628 * tuple unless the throttle was already reached.
629 * @param $username string The user name
630 * @return Bool|Integer The integer hit count or True if it is already at the limit
632 public static function incLoginThrottle( $username ) {
633 global $wgPasswordAttemptThrottle, $wgMemc, $wgRequest;
634 $username = trim( $username ); // sanity
637 if ( is_array( $wgPasswordAttemptThrottle ) ) {
638 $throttleKey = wfMemcKey( 'password-throttle', $wgRequest->getIP(), md5( $username ) );
639 $count = $wgPasswordAttemptThrottle['count'];
640 $period = $wgPasswordAttemptThrottle['seconds'];
642 $throttleCount = $wgMemc->get( $throttleKey );
643 if ( !$throttleCount ) {
644 $wgMemc->add( $throttleKey, 1, $period ); // start counter
645 } elseif ( $throttleCount < $count ) {
646 $wgMemc->incr( $throttleKey );
647 } elseif ( $throttleCount >= $count ) {
652 return $throttleCount;
656 * Clear the login attempt throttle hit count for the (username,current IP) tuple.
657 * @param $username string The user name
660 public static function clearLoginThrottle( $username ) {
661 global $wgMemc, $wgRequest;
662 $username = trim( $username ); // sanity
664 $throttleKey = wfMemcKey( 'password-throttle', $wgRequest->getIP(), md5( $username ) );
665 $wgMemc->delete( $throttleKey );
669 * Attempt to automatically create a user on login. Only succeeds if there
670 * is an external authentication method which allows it.
674 * @return integer Status code
676 function attemptAutoCreate( $user ) {
677 global $wgAuth, $wgAutocreatePolicy;
679 if ( $this->getUser()->isBlockedFromCreateAccount() ) {
680 wfDebug( __METHOD__
. ": user is blocked from account creation\n" );
681 return self
::CREATE_BLOCKED
;
685 * If the external authentication plugin allows it, automatically cre-
686 * ate a new account for users that are externally defined but have not
689 if ( $this->mExtUser
) {
690 # mExtUser is neither null nor false, so use the new ExternalAuth
692 if ( $wgAutocreatePolicy == 'never' ) {
693 return self
::NOT_EXISTS
;
695 if ( !$this->mExtUser
->authenticate( $this->mPassword
) ) {
696 return self
::WRONG_PLUGIN_PASS
;
700 if ( !$wgAuth->autoCreate() ) {
701 return self
::NOT_EXISTS
;
703 if ( !$wgAuth->userExists( $user->getName() ) ) {
704 wfDebug( __METHOD__
. ": user does not exist\n" );
705 return self
::NOT_EXISTS
;
707 if ( !$wgAuth->authenticate( $user->getName(), $this->mPassword
) ) {
708 wfDebug( __METHOD__
. ": \$wgAuth->authenticate() returned false, aborting\n" );
709 return self
::WRONG_PLUGIN_PASS
;
714 if( !wfRunHooks( 'AbortAutoAccount', array( $user, &$abortError ) ) ) {
715 // Hook point to add extra creation throttles and blocks
716 wfDebug( "LoginForm::attemptAutoCreate: a hook blocked creation: $abortError\n" );
717 $this->mAbortLoginErrorMsg
= $abortError;
718 return self
::ABORTED
;
721 wfDebug( __METHOD__
. ": creating account\n" );
722 $this->initUser( $user, true );
723 return self
::SUCCESS
;
726 function processLogin() {
727 global $wgMemc, $wgLang;
729 switch ( $this->authenticateUserData() ) {
731 # We've verified now, update the real record
732 $user = $this->getUser();
733 if( (bool)$this->mRemember
!= (bool)$user->getOption( 'rememberpassword' ) ) {
734 $user->setOption( 'rememberpassword', $this->mRemember ?
1 : 0 );
735 $user->saveSettings();
737 $user->invalidateCache();
740 self
::clearLoginToken();
742 // Reset the throttle
743 $request = $this->getRequest();
744 $key = wfMemcKey( 'password-throttle', $request->getIP(), md5( $this->mUsername
) );
745 $wgMemc->delete( $key );
747 if( $this->hasSessionCookie() ||
$this->mSkipCookieCheck
) {
748 /* Replace the language object to provide user interface in
749 * correct language immediately on this first page load.
751 $code = $request->getVal( 'uselang', $user->getOption( 'language' ) );
752 $userLang = Language
::factory( $code );
754 $this->getContext()->setLanguage( $userLang );
755 $this->successfulLogin();
757 $this->cookieRedirectCheck( 'login' );
761 case self
::NEED_TOKEN
:
762 $this->mainLoginForm( $this->msg( 'nocookiesforlogin' )->parse() );
764 case self
::WRONG_TOKEN
:
765 $this->mainLoginForm( $this->msg( 'sessionfailure' )->text() );
769 $this->mainLoginForm( $this->msg( 'noname' )->text() );
771 case self
::WRONG_PLUGIN_PASS
:
772 $this->mainLoginForm( $this->msg( 'wrongpassword' )->text() );
774 case self
::NOT_EXISTS
:
775 if( $this->getUser()->isAllowed( 'createaccount' ) ) {
776 $this->mainLoginForm( $this->msg( 'nosuchuser',
777 wfEscapeWikiText( $this->mUsername
) )->parse() );
779 $this->mainLoginForm( $this->msg( 'nosuchusershort',
780 wfEscapeWikiText( $this->mUsername
) )->text() );
783 case self
::WRONG_PASS
:
784 $this->mainLoginForm( $this->msg( 'wrongpassword' )->text() );
786 case self
::EMPTY_PASS
:
787 $this->mainLoginForm( $this->msg( 'wrongpasswordempty' )->text() );
789 case self
::RESET_PASS
:
790 $this->resetLoginForm( $this->msg( 'resetpass_announce' )->text() );
792 case self
::CREATE_BLOCKED
:
793 $this->userBlockedMessage( $this->getUser()->mBlock
);
795 case self
::THROTTLED
:
796 $this->mainLoginForm( $this->msg( 'login-throttled' )->text() );
798 case self
::USER_BLOCKED
:
799 $this->mainLoginForm( $this->msg( 'login-userblocked',
800 $this->mUsername
)->escaped() );
803 $this->mainLoginForm( $this->msg( $this->mAbortLoginErrorMsg
)->text() );
806 throw new MWException( 'Unhandled case value' );
810 function resetLoginForm( $error ) {
811 $this->getOutput()->addHTML( Xml
::element('p', array( 'class' => 'error' ), $error ) );
812 $reset = new SpecialChangePassword();
813 $reset->setContext( $this->getContext() );
814 $reset->execute( null );
818 * @param $u User object
819 * @param $throttle Boolean
820 * @param $emailTitle String: message name of email title
821 * @param $emailText String: message name of email text
822 * @return Status object
824 function mailPasswordInternal( $u, $throttle = true, $emailTitle = 'passwordremindertitle', $emailText = 'passwordremindertext' ) {
825 global $wgServer, $wgScript, $wgNewPasswordExpiry;
827 if ( $u->getEmail() == '' ) {
828 return Status
::newFatal( 'noemail', $u->getName() );
830 $ip = $this->getRequest()->getIP();
832 return Status
::newFatal( 'badipaddress' );
835 $currentUser = $this->getUser();
836 wfRunHooks( 'User::mailPasswordInternal', array( &$currentUser, &$ip, &$u ) );
838 $np = $u->randomPassword();
839 $u->setNewpassword( $np, $throttle );
841 $userLanguage = $u->getOption( 'language' );
842 $m = $this->msg( $emailText, $ip, $u->getName(), $np, $wgServer . $wgScript,
843 round( $wgNewPasswordExpiry / 86400 ) )->inLanguage( $userLanguage )->text();
844 $result = $u->sendMail( $this->msg( $emailTitle )->inLanguage( $userLanguage )->text(), $m );
851 * Run any hooks registered for logins, then HTTP redirect to
852 * $this->mReturnTo (or Main Page if that's undefined). Formerly we had a
853 * nice message here, but that's really not as useful as just being sent to
854 * wherever you logged in from. It should be clear that the action was
855 * successful, given the lack of error messages plus the appearance of your
856 * name in the upper right.
860 function successfulLogin() {
861 # Run any hooks; display injected HTML if any, else redirect
862 $currentUser = $this->getUser();
864 wfRunHooks( 'UserLoginComplete', array( &$currentUser, &$injected_html ) );
866 if( $injected_html !== '' ) {
867 $this->displaySuccessfulLogin( 'loginsuccess', $injected_html );
869 $titleObj = Title
::newFromText( $this->mReturnTo
);
870 if ( !$titleObj instanceof Title
) {
871 $titleObj = Title
::newMainPage();
873 $redirectUrl = $titleObj->getFullURL( $this->mReturnToQuery
);
874 global $wgSecureLogin;
875 if( $wgSecureLogin && !$this->mStickHTTPS
) {
876 $redirectUrl = preg_replace( '/^https:/', 'http:', $redirectUrl );
878 $this->getOutput()->redirect( $redirectUrl );
883 * Run any hooks registered for logins, then display a message welcoming
888 function successfulCreation() {
889 # Run any hooks; display injected HTML
890 $currentUser = $this->getUser();
892 $welcome_creation_msg = 'welcomecreation';
894 wfRunHooks( 'UserLoginComplete', array( &$currentUser, &$injected_html ) );
897 * Let any extensions change what message is shown.
898 * @see https://www.mediawiki.org/wiki/Manual:Hooks/BeforeWelcomeCreation
901 wfRunHooks( 'BeforeWelcomeCreation', array( &$welcome_creation_msg, &$injected_html ) );
903 $this->displaySuccessfulLogin( $welcome_creation_msg, $injected_html );
907 * Display a "login successful" page.
908 * @param $msgname string
909 * @param $injected_html string
911 private function displaySuccessfulLogin( $msgname, $injected_html ) {
912 $out = $this->getOutput();
913 $out->setPageTitle( $this->msg( 'loginsuccesstitle' ) );
915 $out->addWikiMsg( $msgname, wfEscapeWikiText( $this->getUser()->getName() ) );
918 $out->addHTML( $injected_html );
920 if ( $this->mReturnTo
!== '' ) {
921 $out->returnToMain( null, $this->mReturnTo
, $this->mReturnToQuery
);
923 $out->returnToMain( null );
928 * Output a message that informs the user that they cannot create an account because
929 * there is a block on them or their IP which prevents account creation. Note that
930 * User::isBlockedFromCreateAccount(), which gets this block, ignores the 'hardblock'
931 * setting on blocks (bug 13611).
932 * @param $block Block the block causing this error
934 function userBlockedMessage( Block
$block ) {
935 # Let's be nice about this, it's likely that this feature will be used
936 # for blocking large numbers of innocent people, e.g. range blocks on
937 # schools. Don't blame it on the user. There's a small chance that it
938 # really is the user's fault, i.e. the username is blocked and they
939 # haven't bothered to log out before trying to create an account to
940 # evade it, but we'll leave that to their guilty conscience to figure
943 $out = $this->getOutput();
944 $out->setPageTitle( $this->msg( 'cantcreateaccounttitle' ) );
946 $block_reason = $block->mReason
;
947 if ( strval( $block_reason ) === '' ) {
948 $block_reason = $this->msg( 'blockednoreason' )->text();
952 'cantcreateaccount-text',
958 $out->returnToMain( false );
964 function mainLoginForm( $msg, $msgtype = 'error' ) {
965 global $wgEnableEmail, $wgEnableUserEmail;
966 global $wgHiddenPrefs, $wgLoginLanguageSelector;
967 global $wgAuth, $wgEmailConfirmToEdit, $wgCookieExpiration;
968 global $wgSecureLogin, $wgPasswordResetRoutes;
970 $titleObj = $this->getTitle();
971 $user = $this->getUser();
973 if ( $this->mType
== 'signup' ) {
974 // Block signup here if in readonly. Keeps user from
975 // going through the process (filling out data, etc)
976 // and being informed later.
977 $permErrors = $titleObj->getUserPermissionsErrors( 'createaccount', $user, true );
978 if ( count( $permErrors ) ) {
979 throw new PermissionsError( 'createaccount', $permErrors );
980 } elseif ( $user->isBlockedFromCreateAccount() ) {
981 $this->userBlockedMessage( $user->isBlockedFromCreateAccount() );
983 } elseif ( wfReadOnly() ) {
984 throw new ReadOnlyError
;
988 if ( $this->mUsername
== '' ) {
989 if ( $user->isLoggedIn() ) {
990 $this->mUsername
= $user->getName();
992 $this->mUsername
= $this->getRequest()->getCookie( 'UserName' );
996 if ( $this->mType
== 'signup' ) {
997 $template = new UsercreateTemplate();
998 $q = 'action=submitlogin&type=signup';
999 $linkq = 'type=login';
1000 $linkmsg = 'gotaccount';
1002 $template = new UserloginTemplate();
1003 $q = 'action=submitlogin&type=login';
1004 $linkq = 'type=signup';
1005 $linkmsg = 'nologin';
1008 if ( $this->mReturnTo
!== '' ) {
1009 $returnto = '&returnto=' . wfUrlencode( $this->mReturnTo
);
1010 if ( $this->mReturnToQuery
!== '' ) {
1011 $returnto .= '&returntoquery=' .
1012 wfUrlencode( $this->mReturnToQuery
);
1015 $linkq .= $returnto;
1018 # Don't show a "create account" link if the user can't
1019 if( $this->showCreateOrLoginLink( $user ) ) {
1020 # Pass any language selection on to the mode switch link
1021 if( $wgLoginLanguageSelector && $this->mLanguage
) {
1022 $linkq .= '&uselang=' . $this->mLanguage
;
1024 $link = Html
::element( 'a', array( 'href' => $titleObj->getLocalURL( $linkq ) ),
1025 $this->msg( $linkmsg . 'link' )->text() ); # Calling either 'gotaccountlink' or 'nologinlink'
1027 $template->set( 'link', $this->msg( $linkmsg )->rawParams( $link )->parse() );
1029 $template->set( 'link', '' );
1032 $resetLink = $this->mType
== 'signup'
1034 : is_array( $wgPasswordResetRoutes ) && in_array( true, array_values( $wgPasswordResetRoutes ) );
1036 $template->set( 'header', '' );
1037 $template->set( 'name', $this->mUsername
);
1038 $template->set( 'password', $this->mPassword
);
1039 $template->set( 'retype', $this->mRetype
);
1040 $template->set( 'email', $this->mEmail
);
1041 $template->set( 'realname', $this->mRealName
);
1042 $template->set( 'domain', $this->mDomain
);
1043 $template->set( 'reason', $this->mReason
);
1045 $template->set( 'action', $titleObj->getLocalURL( $q ) );
1046 $template->set( 'message', $msg );
1047 $template->set( 'messagetype', $msgtype );
1048 $template->set( 'createemail', $wgEnableEmail && $user->isLoggedIn() );
1049 $template->set( 'userealname', !in_array( 'realname', $wgHiddenPrefs ) );
1050 $template->set( 'useemail', $wgEnableEmail );
1051 $template->set( 'emailrequired', $wgEmailConfirmToEdit );
1052 $template->set( 'emailothers', $wgEnableUserEmail );
1053 $template->set( 'canreset', $wgAuth->allowPasswordChange() );
1054 $template->set( 'resetlink', $resetLink );
1055 $template->set( 'canremember', ( $wgCookieExpiration > 0 ) );
1056 $template->set( 'usereason', $user->isLoggedIn() );
1057 $template->set( 'remember', $user->getOption( 'rememberpassword' ) ||
$this->mRemember
);
1058 $template->set( 'cansecurelogin', ( $wgSecureLogin === true ) );
1059 $template->set( 'stickHTTPS', $this->mStickHTTPS
);
1061 if ( $this->mType
== 'signup' ) {
1062 if ( !self
::getCreateaccountToken() ) {
1063 self
::setCreateaccountToken();
1065 $template->set( 'token', self
::getCreateaccountToken() );
1067 if ( !self
::getLoginToken() ) {
1068 self
::setLoginToken();
1070 $template->set( 'token', self
::getLoginToken() );
1073 # Prepare language selection links as needed
1074 if( $wgLoginLanguageSelector ) {
1075 $template->set( 'languages', $this->makeLanguageSelector() );
1076 if( $this->mLanguage
) {
1077 $template->set( 'uselang', $this->mLanguage
);
1081 // Use loginend-https for HTTPS requests if it's not blank, loginend otherwise
1082 // Ditto for signupend
1083 $usingHTTPS = WebRequest
::detectProtocol() == 'https';
1084 $loginendHTTPS = $this->msg( 'loginend-https' );
1085 $signupendHTTPS = $this->msg( 'signupend-https' );
1086 if ( $usingHTTPS && !$loginendHTTPS->isBlank() ) {
1087 $template->set( 'loginend', $loginendHTTPS->parse() );
1089 $template->set( 'loginend', $this->msg( 'loginend' )->parse() );
1091 if ( $usingHTTPS && !$signupendHTTPS->isBlank() ) {
1092 $template->set( 'signupend', $signupendHTTPS->parse() );
1094 $template->set( 'signupend', $this->msg( 'signupend' )->parse() );
1097 // Give authentication and captcha plugins a chance to modify the form
1098 $wgAuth->modifyUITemplate( $template, $this->mType
);
1099 if ( $this->mType
== 'signup' ) {
1100 wfRunHooks( 'UserCreateForm', array( &$template ) );
1102 wfRunHooks( 'UserLoginForm', array( &$template ) );
1105 $out = $this->getOutput();
1106 $out->disallowUserJs(); // just in case...
1107 $out->addTemplate( $template );
1117 function showCreateOrLoginLink( &$user ) {
1118 if( $this->mType
== 'signup' ) {
1120 } elseif( $user->isAllowed( 'createaccount' ) ) {
1128 * Check if a session cookie is present.
1130 * This will not pick up a cookie set during _this_ request, but is meant
1131 * to ensure that the client is returning the cookie which was set on a
1132 * previous pass through the system.
1137 function hasSessionCookie() {
1138 global $wgDisableCookieCheck;
1139 return $wgDisableCookieCheck ?
true : $this->getRequest()->checkSessionCookie();
1143 * Get the login token from the current session
1146 public static function getLoginToken() {
1148 return $wgRequest->getSessionData( 'wsLoginToken' );
1152 * Randomly generate a new login token and attach it to the current session
1154 public static function setLoginToken() {
1156 // Generate a token directly instead of using $user->editToken()
1157 // because the latter reuses $_SESSION['wsEditToken']
1158 $wgRequest->setSessionData( 'wsLoginToken', MWCryptRand
::generateHex( 32 ) );
1162 * Remove any login token attached to the current session
1164 public static function clearLoginToken() {
1166 $wgRequest->setSessionData( 'wsLoginToken', null );
1170 * Get the createaccount token from the current session
1173 public static function getCreateaccountToken() {
1175 return $wgRequest->getSessionData( 'wsCreateaccountToken' );
1179 * Randomly generate a new createaccount token and attach it to the current session
1181 public static function setCreateaccountToken() {
1183 $wgRequest->setSessionData( 'wsCreateaccountToken', MWCryptRand
::generateHex( 32 ) );
1187 * Remove any createaccount token attached to the current session
1189 public static function clearCreateaccountToken() {
1191 $wgRequest->setSessionData( 'wsCreateaccountToken', null );
1197 function cookieRedirectCheck( $type ) {
1198 $titleObj = SpecialPage
::getTitleFor( 'Userlogin' );
1199 $query = array( 'wpCookieCheck' => $type );
1200 if ( $this->mReturnTo
!== '' ) {
1201 $query['returnto'] = $this->mReturnTo
;
1202 $query['returntoquery'] = $this->mReturnToQuery
;
1204 $check = $titleObj->getFullURL( $query );
1206 $this->getOutput()->redirect( $check );
1212 function onCookieRedirectCheck( $type ) {
1213 if ( !$this->hasSessionCookie() ) {
1214 if ( $type == 'new' ) {
1215 $this->mainLoginForm( $this->msg( 'nocookiesnew' )->parse() );
1216 } elseif ( $type == 'login' ) {
1217 $this->mainLoginForm( $this->msg( 'nocookieslogin' )->parse() );
1220 $this->mainLoginForm( $this->msg( 'error' )->text() );
1223 $this->successfulLogin();
1230 function throttleHit( $limit ) {
1231 $this->mainLoginForm( $this->msg( 'acct_creation_throttle_hit' )->numParams( $limit )->parse() );
1235 * Produce a bar of links which allow the user to select another language
1236 * during login/registration but retain "returnto"
1240 function makeLanguageSelector() {
1241 $msg = $this->msg( 'loginlanguagelinks' )->inContentLanguage();
1242 if( !$msg->isBlank() ) {
1243 $langs = explode( "\n", $msg->text() );
1245 foreach( $langs as $lang ) {
1246 $lang = trim( $lang, '* ' );
1247 $parts = explode( '|', $lang );
1248 if ( count( $parts ) >= 2 ) {
1249 $links[] = $this->makeLanguageSelectorLink( $parts[0], trim( $parts[1] ) );
1252 return count( $links ) > 0 ?
$this->msg( 'loginlanguagelabel' )->rawParams(
1253 $this->getLanguage()->pipeList( $links ) )->escaped() : '';
1260 * Create a language selector link for a particular language
1261 * Links back to this page preserving type and returnto
1263 * @param $text Link text
1264 * @param $lang Language code
1267 function makeLanguageSelectorLink( $text, $lang ) {
1268 if( $this->getLanguage()->getCode() == $lang ) {
1269 // no link for currently used language
1270 return htmlspecialchars( $text );
1272 $attr = array( 'uselang' => $lang );
1273 if( $this->mType
== 'signup' ) {
1274 $attr['type'] = 'signup';
1276 if( $this->mReturnTo
!== '' ) {
1277 $attr['returnto'] = $this->mReturnTo
;
1278 $attr['returntoquery'] = $this->mReturnToQuery
;
1280 return Linker
::linkKnown(
1282 htmlspecialchars( $text ),