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->mReturnTo
= $request->getVal( 'returnto' );
97 $this->mReturnToQuery
= $request->getVal( 'returntoquery' );
98 $this->mCookieCheck
= $request->getVal( 'wpCookieCheck' );
99 $this->mPosted
= $request->wasPosted();
100 $this->mCreateaccount
= $request->getCheck( 'wpCreateaccount' );
101 $this->mCreateaccountMail
= $request->getCheck( 'wpCreateaccountMail' )
103 $this->mLoginattempt
= $request->getCheck( 'wpLoginattempt' );
104 $this->mAction
= $request->getVal( 'action' );
105 $this->mRemember
= $request->getCheck( 'wpRemember' );
106 $this->mStickHTTPS
= $request->getCheck( 'wpStickHTTPS' );
107 $this->mLanguage
= $request->getText( 'uselang' );
108 $this->mSkipCookieCheck
= $request->getCheck( 'wpSkipCookieCheck' );
109 $this->mToken
= ( $this->mType
== 'signup' ) ?
$request->getVal( 'wpCreateaccountToken' ) : $request->getVal( 'wpLoginToken' );
111 if ( $wgRedirectOnLogin ) {
112 $this->mReturnTo
= $wgRedirectOnLogin;
113 $this->mReturnToQuery
= '';
116 if( $wgEnableEmail ) {
117 $this->mEmail
= $request->getText( 'wpEmail' );
121 if( !in_array( 'realname', $wgHiddenPrefs ) ) {
122 $this->mRealName
= $request->getText( 'wpRealName' );
124 $this->mRealName
= '';
127 if( !$wgAuth->validDomain( $this->mDomain
) ) {
128 $this->mDomain
= $wgAuth->getDomain();
130 $wgAuth->setDomain( $this->mDomain
);
132 # 1. When switching accounts, it sucks to get automatically logged out
133 # 2. Do not return to PasswordReset after a successful password change
134 # but goto Wiki start page (Main_Page) instead ( bug 33997 )
135 $returnToTitle = Title
::newFromText( $this->mReturnTo
);
136 if( is_object( $returnToTitle ) && (
137 $returnToTitle->isSpecial( 'Userlogout' )
138 ||
$returnToTitle->isSpecial( 'PasswordReset' ) ) ) {
139 $this->mReturnTo
= '';
140 $this->mReturnToQuery
= '';
144 function getDescription() {
145 return $this->msg( $this->getUser()->isAllowed( 'createaccount' ) ?
146 'userlogin' : 'userloginnocreate' )->text();
149 public function execute( $par ) {
150 if ( session_id() == '' ) {
157 if ( $par == 'signup' ) { # Check for [[Special:Userlogin/signup]]
158 $this->mType
= 'signup';
161 if ( !is_null( $this->mCookieCheck
) ) {
162 $this->onCookieRedirectCheck( $this->mCookieCheck
);
164 } elseif( $this->mPosted
) {
165 if( $this->mCreateaccount
) {
166 $this->addNewAccount();
168 } elseif ( $this->mCreateaccountMail
) {
169 $this->addNewAccountMailPassword();
171 } elseif ( ( 'submitlogin' == $this->mAction
) ||
$this->mLoginattempt
) {
172 $this->processLogin();
176 $this->mainLoginForm( '' );
182 function addNewAccountMailPassword() {
183 if ( $this->mEmail
== '' ) {
184 $this->mainLoginForm( $this->msg( 'noemailcreate' )->escaped() );
188 $u = $this->addNewaccountInternal();
194 // Wipe the initial password and mail a temporary one
195 $u->setPassword( null );
197 $result = $this->mailPasswordInternal( $u, false, 'createaccount-title', 'createaccount-text' );
199 wfRunHooks( 'AddNewAccount', array( $u, true ) );
200 $u->addNewUserLogEntry( true, $this->mReason
);
202 $out = $this->getOutput();
203 $out->setPageTitle( $this->msg( 'accmailtitle' ) );
205 if( !$result->isGood() ) {
206 $this->mainLoginForm( $this->msg( 'mailerror', $result->getWikiText() )->text() );
208 $out->addWikiMsg( 'accmailtext', $u->getName(), $u->getEmail() );
209 $out->returnToMain( false );
217 function addNewAccount() {
218 global $wgUser, $wgEmailAuthentication, $wgLoginLanguageSelector;
220 # Create the account and abort if there's a problem doing so
221 $u = $this->addNewAccountInternal();
226 # If we showed up language selection links, and one was in use, be
227 # smart (and sensible) and save that language as the user's preference
228 if( $wgLoginLanguageSelector && $this->mLanguage
) {
229 $u->setOption( 'language', $this->mLanguage
);
232 $out = $this->getOutput();
234 # Send out an email authentication message if needed
235 if( $wgEmailAuthentication && Sanitizer
::validateEmail( $u->getEmail() ) ) {
236 $status = $u->sendConfirmationMail();
237 if( $status->isGood() ) {
238 $out->addWikiMsg( 'confirmemail_oncreate' );
240 $out->addWikiText( $status->getWikiText( 'confirmemail_sendfailed' ) );
244 # Save settings (including confirmation token)
247 # If not logged in, assume the new account as the current one and set
248 # session cookies then show a "welcome" message or a "need cookies"
250 if( $this->getUser()->isAnon() ) {
253 // This should set it for OutputPage and the Skin
254 // which is needed or the personal links will be
256 $this->getContext()->setUser( $u );
257 wfRunHooks( 'AddNewAccount', array( $u, false ) );
258 $u->addNewUserLogEntry();
259 if( $this->hasSessionCookie() ) {
260 $this->successfulCreation();
262 $this->cookieRedirectCheck( 'new' );
265 # Confirm that the account was created
266 $out->setPageTitle( $this->msg( 'accountcreated' ) );
267 $out->addWikiMsg( 'accountcreatedtext', $u->getName() );
268 $out->returnToMain( false, $this->getTitle() );
269 wfRunHooks( 'AddNewAccount', array( $u, false ) );
270 $u->addNewUserLogEntry( false, $this->mReason
);
279 function addNewAccountInternal() {
280 global $wgAuth, $wgMemc, $wgAccountCreationThrottle,
281 $wgMinimalPasswordLength, $wgEmailConfirmToEdit;
283 // If the user passes an invalid domain, something is fishy
284 if( !$wgAuth->validDomain( $this->mDomain
) ) {
285 $this->mainLoginForm( $this->msg( 'wrongpassword' )->text() );
289 // If we are not allowing users to login locally, we should be checking
290 // to see if the user is actually able to authenticate to the authenti-
291 // cation server before they create an account (otherwise, they can
292 // create a local account and login as any domain user). We only need
293 // to check this for domains that aren't local.
294 if( 'local' != $this->mDomain
&& $this->mDomain
!= '' ) {
295 if( !$wgAuth->canCreateAccounts() && ( !$wgAuth->userExists( $this->mUsername
)
296 ||
!$wgAuth->authenticate( $this->mUsername
, $this->mPassword
) ) ) {
297 $this->mainLoginForm( $this->msg( 'wrongpassword' )->text() );
302 if ( wfReadOnly() ) {
303 throw new ReadOnlyError
;
306 # Request forgery checks.
307 if ( !self
::getCreateaccountToken() ) {
308 self
::setCreateaccountToken();
309 $this->mainLoginForm( $this->msg( 'nocookiesfornew' )->parse() );
313 # The user didn't pass a createaccount token
314 if ( !$this->mToken
) {
315 $this->mainLoginForm( $this->msg( 'sessionfailure' )->text() );
319 # Validate the createaccount token
320 if ( $this->mToken
!== self
::getCreateaccountToken() ) {
321 $this->mainLoginForm( $this->msg( 'sessionfailure' )->text() );
326 $currentUser = $this->getUser();
327 if ( !$currentUser->isAllowed( 'createaccount' ) ) {
328 throw new PermissionsError( 'createaccount' );
329 } elseif ( $currentUser->isBlockedFromCreateAccount() ) {
330 $this->userBlockedMessage( $currentUser->isBlockedFromCreateAccount() );
334 $ip = $this->getRequest()->getIP();
335 if ( $currentUser->isDnsBlacklisted( $ip, true /* check $wgProxyWhitelist */ ) ) {
336 $this->mainLoginForm( $this->msg( 'sorbs_create_account_reason' )->text() . ' ' . $this->msg( 'parentheses', $ip )->escaped() );
340 # Now create a dummy user ($u) and check if it is valid
341 $name = trim( $this->mUsername
);
342 $u = User
::newFromName( $name, 'creatable' );
343 if ( !is_object( $u ) ) {
344 $this->mainLoginForm( $this->msg( 'noname' )->text() );
348 if ( 0 != $u->idForName() ) {
349 $this->mainLoginForm( $this->msg( 'userexists' )->text() );
353 if ( 0 != strcmp( $this->mPassword
, $this->mRetype
) ) {
354 $this->mainLoginForm( $this->msg( 'badretype' )->text() );
358 # check for minimal password length
359 $valid = $u->getPasswordValidity( $this->mPassword
);
360 if ( $valid !== true ) {
361 if ( !$this->mCreateaccountMail
) {
362 if ( is_array( $valid ) ) {
363 $message = array_shift( $valid );
367 $params = array( $wgMinimalPasswordLength );
369 $this->mainLoginForm( $this->msg( $message, $params )->text() );
372 # do not force a password for account creation by email
373 # set invalid password, it will be replaced later by a random generated password
374 $this->mPassword
= null;
378 # if you need a confirmed email address to edit, then obviously you
379 # need an email address.
380 if ( $wgEmailConfirmToEdit && empty( $this->mEmail
) ) {
381 $this->mainLoginForm( $this->msg( 'noemailtitle' )->text() );
385 if( !empty( $this->mEmail
) && !Sanitizer
::validateEmail( $this->mEmail
) ) {
386 $this->mainLoginForm( $this->msg( 'invalidemailaddress' )->text() );
390 # Set some additional data so the AbortNewAccount hook can be used for
391 # more than just username validation
392 $u->setEmail( $this->mEmail
);
393 $u->setRealName( $this->mRealName
);
396 if( !wfRunHooks( 'AbortNewAccount', array( $u, &$abortError ) ) ) {
397 // Hook point to add extra creation throttles and blocks
398 wfDebug( "LoginForm::addNewAccountInternal: a hook blocked creation\n" );
399 $this->mainLoginForm( $abortError );
403 // Hook point to check for exempt from account creation throttle
404 if ( !wfRunHooks( 'ExemptFromAccountCreationThrottle', array( $ip ) ) ) {
405 wfDebug( "LoginForm::exemptFromAccountCreationThrottle: a hook allowed account creation w/o throttle\n" );
407 if ( ( $wgAccountCreationThrottle && $currentUser->isPingLimitable() ) ) {
408 $key = wfMemcKey( 'acctcreate', 'ip', $ip );
409 $value = $wgMemc->get( $key );
411 $wgMemc->set( $key, 0, 86400 );
413 if ( $value >= $wgAccountCreationThrottle ) {
414 $this->throttleHit( $wgAccountCreationThrottle );
417 $wgMemc->incr( $key );
421 if( !$wgAuth->addUser( $u, $this->mPassword
, $this->mEmail
, $this->mRealName
) ) {
422 $this->mainLoginForm( $this->msg( 'externaldberror' )->text() );
426 self
::clearCreateaccountToken();
427 return $this->initUser( $u, false );
431 * Actually add a user to the database.
432 * Give it a User object that has been initialised with a name.
434 * @param $u User object.
435 * @param $autocreate boolean -- true if this is an autocreation via auth plugin
436 * @return User object.
439 function initUser( $u, $autocreate ) {
444 if ( $wgAuth->allowPasswordChange() ) {
445 $u->setPassword( $this->mPassword
);
448 $u->setEmail( $this->mEmail
);
449 $u->setRealName( $this->mRealName
);
452 $wgAuth->initUser( $u, $autocreate );
454 if ( $this->mExtUser
) {
455 $this->mExtUser
->linkToLocal( $u->getId() );
456 $email = $this->mExtUser
->getPref( 'emailaddress' );
457 if ( $email && !$this->mEmail
) {
458 $u->setEmail( $email );
462 $u->setOption( 'rememberpassword', $this->mRemember ?
1 : 0 );
466 $ssUpdate = new SiteStatsUpdate( 0, 0, 0, 0, 1 );
467 $ssUpdate->doUpdate();
473 * Internally authenticate the login request.
475 * This may create a local account as a side effect if the
476 * authentication plugin allows transparent local account
480 public function authenticateUserData() {
481 global $wgUser, $wgAuth;
485 if ( $this->mUsername
== '' ) {
486 return self
::NO_NAME
;
489 // We require a login token to prevent login CSRF
490 // Handle part of this before incrementing the throttle so
491 // token-less login attempts don't count towards the throttle
492 // but wrong-token attempts do.
494 // If the user doesn't have a login token yet, set one.
495 if ( !self
::getLoginToken() ) {
496 self
::setLoginToken();
497 return self
::NEED_TOKEN
;
499 // If the user didn't pass a login token, tell them we need one
500 if ( !$this->mToken
) {
501 return self
::NEED_TOKEN
;
504 $throttleCount = self
::incLoginThrottle( $this->mUsername
);
505 if ( $throttleCount === true ) {
506 return self
::THROTTLED
;
509 // Validate the login token
510 if ( $this->mToken
!== self
::getLoginToken() ) {
511 return self
::WRONG_TOKEN
;
514 // Load the current user now, and check to see if we're logging in as
515 // the same name. This is necessary because loading the current user
516 // (say by calling getName()) calls the UserLoadFromSession hook, which
517 // potentially creates the user in the database. Until we load $wgUser,
518 // checking for user existence using User::newFromName($name)->getId() below
519 // will effectively be using stale data.
520 if ( $this->getUser()->getName() === $this->mUsername
) {
521 wfDebug( __METHOD__
. ": already logged in as {$this->mUsername}\n" );
522 return self
::SUCCESS
;
525 $this->mExtUser
= ExternalUser
::newFromName( $this->mUsername
);
527 # TODO: Allow some magic here for invalid external names, e.g., let the
528 # user choose a different wiki name.
529 $u = User
::newFromName( $this->mUsername
);
530 if( !( $u instanceof User
) ||
!User
::isUsableName( $u->getName() ) ) {
531 return self
::ILLEGAL
;
534 $isAutoCreated = false;
535 if ( 0 == $u->getID() ) {
536 $status = $this->attemptAutoCreate( $u );
537 if ( $status !== self
::SUCCESS
) {
540 $isAutoCreated = true;
543 global $wgExternalAuthType, $wgAutocreatePolicy;
544 if ( $wgExternalAuthType && $wgAutocreatePolicy != 'never'
545 && is_object( $this->mExtUser
)
546 && $this->mExtUser
->authenticate( $this->mPassword
) ) {
547 # The external user and local user have the same name and
548 # password, so we assume they're the same.
549 $this->mExtUser
->linkToLocal( $u->getID() );
555 // Give general extensions, such as a captcha, a chance to abort logins
556 $abort = self
::ABORTED
;
557 if( !wfRunHooks( 'AbortLogin', array( $u, $this->mPassword
, &$abort, &$this->mAbortLoginErrorMsg
) ) ) {
561 global $wgBlockDisablesLogin;
562 if ( !$u->checkPassword( $this->mPassword
) ) {
563 if( $u->checkTemporaryPassword( $this->mPassword
) ) {
564 // The e-mailed temporary password should not be used for actu-
565 // al logins; that's a very sloppy habit, and insecure if an
566 // attacker has a few seconds to click "search" on someone's o-
569 // Allow it to be used only to reset the password a single time
570 // to a new value, which won't be in the user's e-mail ar-
573 // For backwards compatibility, we'll still recognize it at the
574 // login form to minimize surprises for people who have been
575 // logging in with a temporary password for some time.
577 // As a side-effect, we can authenticate the user's e-mail ad-
578 // dress if it's not already done, since the temporary password
579 // was sent via e-mail.
580 if( !$u->isEmailConfirmed() ) {
585 // At this point we just return an appropriate code/ indicating
586 // that the UI should show a password reset form; bot inter-
587 // faces etc will probably just fail cleanly here.
588 $retval = self
::RESET_PASS
;
590 $retval = ( $this->mPassword
== '' ) ? self
::EMPTY_PASS
: self
::WRONG_PASS
;
592 } elseif ( $wgBlockDisablesLogin && $u->isBlocked() ) {
593 // If we've enabled it, make it so that a blocked user cannot login
594 $retval = self
::USER_BLOCKED
;
596 $wgAuth->updateUser( $u );
598 // This should set it for OutputPage and the Skin
599 // which is needed or the personal links will be
601 $this->getContext()->setUser( $u );
603 // Please reset throttle for successful logins, thanks!
604 if ( $throttleCount ) {
605 self
::clearLoginThrottle( $this->mUsername
);
608 if ( $isAutoCreated ) {
609 // Must be run after $wgUser is set, for correct new user log
610 wfRunHooks( 'AuthPluginAutoCreate', array( $u ) );
613 $retval = self
::SUCCESS
;
615 wfRunHooks( 'LoginAuthenticateAudit', array( $u, $this->mPassword
, $retval ) );
620 * Increment the login attempt throttle hit count for the (username,current IP)
621 * tuple unless the throttle was already reached.
622 * @param $username string The user name
623 * @return Bool|Integer The integer hit count or True if it is already at the limit
625 public static function incLoginThrottle( $username ) {
626 global $wgPasswordAttemptThrottle, $wgMemc, $wgRequest;
627 $username = trim( $username ); // sanity
630 if ( is_array( $wgPasswordAttemptThrottle ) ) {
631 $throttleKey = wfMemcKey( 'password-throttle', $wgRequest->getIP(), md5( $username ) );
632 $count = $wgPasswordAttemptThrottle['count'];
633 $period = $wgPasswordAttemptThrottle['seconds'];
635 $throttleCount = $wgMemc->get( $throttleKey );
636 if ( !$throttleCount ) {
637 $wgMemc->add( $throttleKey, 1, $period ); // start counter
638 } elseif ( $throttleCount < $count ) {
639 $wgMemc->incr( $throttleKey );
640 } elseif ( $throttleCount >= $count ) {
645 return $throttleCount;
649 * Clear the login attempt throttle hit count for the (username,current IP) tuple.
650 * @param $username string The user name
653 public static function clearLoginThrottle( $username ) {
654 global $wgMemc, $wgRequest;
655 $username = trim( $username ); // sanity
657 $throttleKey = wfMemcKey( 'password-throttle', $wgRequest->getIP(), md5( $username ) );
658 $wgMemc->delete( $throttleKey );
662 * Attempt to automatically create a user on login. Only succeeds if there
663 * is an external authentication method which allows it.
667 * @return integer Status code
669 function attemptAutoCreate( $user ) {
670 global $wgAuth, $wgAutocreatePolicy;
672 if ( $this->getUser()->isBlockedFromCreateAccount() ) {
673 wfDebug( __METHOD__
. ": user is blocked from account creation\n" );
674 return self
::CREATE_BLOCKED
;
678 * If the external authentication plugin allows it, automatically cre-
679 * ate a new account for users that are externally defined but have not
682 if ( $this->mExtUser
) {
683 # mExtUser is neither null nor false, so use the new ExternalAuth
685 if ( $wgAutocreatePolicy == 'never' ) {
686 return self
::NOT_EXISTS
;
688 if ( !$this->mExtUser
->authenticate( $this->mPassword
) ) {
689 return self
::WRONG_PLUGIN_PASS
;
693 if ( !$wgAuth->autoCreate() ) {
694 return self
::NOT_EXISTS
;
696 if ( !$wgAuth->userExists( $user->getName() ) ) {
697 wfDebug( __METHOD__
. ": user does not exist\n" );
698 return self
::NOT_EXISTS
;
700 if ( !$wgAuth->authenticate( $user->getName(), $this->mPassword
) ) {
701 wfDebug( __METHOD__
. ": \$wgAuth->authenticate() returned false, aborting\n" );
702 return self
::WRONG_PLUGIN_PASS
;
707 if( !wfRunHooks( 'AbortAutoAccount', array( $user, &$abortError ) ) ) {
708 // Hook point to add extra creation throttles and blocks
709 wfDebug( "LoginForm::attemptAutoCreate: a hook blocked creation: $abortError\n" );
710 $this->mAbortLoginErrorMsg
= $abortError;
711 return self
::ABORTED
;
714 wfDebug( __METHOD__
. ": creating account\n" );
715 $this->initUser( $user, true );
716 return self
::SUCCESS
;
719 function processLogin() {
720 global $wgMemc, $wgLang;
722 switch ( $this->authenticateUserData() ) {
724 # We've verified now, update the real record
725 $user = $this->getUser();
726 if( (bool)$this->mRemember
!= (bool)$user->getOption( 'rememberpassword' ) ) {
727 $user->setOption( 'rememberpassword', $this->mRemember ?
1 : 0 );
728 $user->saveSettings();
730 $user->invalidateCache();
733 self
::clearLoginToken();
735 // Reset the throttle
736 $request = $this->getRequest();
737 $key = wfMemcKey( 'password-throttle', $request->getIP(), md5( $this->mUsername
) );
738 $wgMemc->delete( $key );
740 if( $this->hasSessionCookie() ||
$this->mSkipCookieCheck
) {
741 /* Replace the language object to provide user interface in
742 * correct language immediately on this first page load.
744 $code = $request->getVal( 'uselang', $user->getOption( 'language' ) );
745 $userLang = Language
::factory( $code );
747 $this->getContext()->setLanguage( $userLang );
748 $this->successfulLogin();
750 $this->cookieRedirectCheck( 'login' );
754 case self
::NEED_TOKEN
:
755 $this->mainLoginForm( $this->msg( 'nocookiesforlogin' )->parse() );
757 case self
::WRONG_TOKEN
:
758 $this->mainLoginForm( $this->msg( 'sessionfailure' )->text() );
762 $this->mainLoginForm( $this->msg( 'noname' )->text() );
764 case self
::WRONG_PLUGIN_PASS
:
765 $this->mainLoginForm( $this->msg( 'wrongpassword' )->text() );
767 case self
::NOT_EXISTS
:
768 if( $this->getUser()->isAllowed( 'createaccount' ) ) {
769 $this->mainLoginForm( $this->msg( 'nosuchuser',
770 wfEscapeWikiText( $this->mUsername
) )->parse() );
772 $this->mainLoginForm( $this->msg( 'nosuchusershort',
773 wfEscapeWikiText( $this->mUsername
) )->text() );
776 case self
::WRONG_PASS
:
777 $this->mainLoginForm( $this->msg( 'wrongpassword' )->text() );
779 case self
::EMPTY_PASS
:
780 $this->mainLoginForm( $this->msg( 'wrongpasswordempty' )->text() );
782 case self
::RESET_PASS
:
783 $this->resetLoginForm( $this->msg( 'resetpass_announce' )->text() );
785 case self
::CREATE_BLOCKED
:
786 $this->userBlockedMessage( $this->getUser()->mBlock
);
788 case self
::THROTTLED
:
789 $this->mainLoginForm( $this->msg( 'login-throttled' )->text() );
791 case self
::USER_BLOCKED
:
792 $this->mainLoginForm( $this->msg( 'login-userblocked',
793 $this->mUsername
)->escaped() );
796 $this->mainLoginForm( $this->msg( $this->mAbortLoginErrorMsg
)->text() );
799 throw new MWException( 'Unhandled case value' );
803 function resetLoginForm( $error ) {
804 $this->getOutput()->addHTML( Xml
::element('p', array( 'class' => 'error' ), $error ) );
805 $reset = new SpecialChangePassword();
806 $reset->setContext( $this->getContext() );
807 $reset->execute( null );
811 * @param $u User object
812 * @param $throttle Boolean
813 * @param $emailTitle String: message name of email title
814 * @param $emailText String: message name of email text
815 * @return Status object
817 function mailPasswordInternal( $u, $throttle = true, $emailTitle = 'passwordremindertitle', $emailText = 'passwordremindertext' ) {
818 global $wgServer, $wgScript, $wgNewPasswordExpiry;
820 if ( $u->getEmail() == '' ) {
821 return Status
::newFatal( 'noemail', $u->getName() );
823 $ip = $this->getRequest()->getIP();
825 return Status
::newFatal( 'badipaddress' );
828 $currentUser = $this->getUser();
829 wfRunHooks( 'User::mailPasswordInternal', array( &$currentUser, &$ip, &$u ) );
831 $np = $u->randomPassword();
832 $u->setNewpassword( $np, $throttle );
834 $userLanguage = $u->getOption( 'language' );
835 $m = $this->msg( $emailText, $ip, $u->getName(), $np, $wgServer . $wgScript,
836 round( $wgNewPasswordExpiry / 86400 ) )->inLanguage( $userLanguage )->text();
837 $result = $u->sendMail( $this->msg( $emailTitle )->inLanguage( $userLanguage )->text(), $m );
844 * Run any hooks registered for logins, then HTTP redirect to
845 * $this->mReturnTo (or Main Page if that's undefined). Formerly we had a
846 * nice message here, but that's really not as useful as just being sent to
847 * wherever you logged in from. It should be clear that the action was
848 * successful, given the lack of error messages plus the appearance of your
849 * name in the upper right.
853 function successfulLogin() {
854 # Run any hooks; display injected HTML if any, else redirect
855 $currentUser = $this->getUser();
857 wfRunHooks( 'UserLoginComplete', array( &$currentUser, &$injected_html ) );
859 if( $injected_html !== '' ) {
860 $this->displaySuccessfulLogin( 'loginsuccess', $injected_html );
862 $titleObj = Title
::newFromText( $this->mReturnTo
);
863 if ( !$titleObj instanceof Title
) {
864 $titleObj = Title
::newMainPage();
866 $redirectUrl = $titleObj->getFullURL( $this->mReturnToQuery
);
867 global $wgSecureLogin;
868 if( $wgSecureLogin && !$this->mStickHTTPS
) {
869 $redirectUrl = preg_replace( '/^https:/', 'http:', $redirectUrl );
871 $this->getOutput()->redirect( $redirectUrl );
876 * Run any hooks registered for logins, then display a message welcoming
881 function successfulCreation() {
882 # Run any hooks; display injected HTML
883 $currentUser = $this->getUser();
885 $welcome_creation_msg = 'welcomecreation';
887 wfRunHooks( 'UserLoginComplete', array( &$currentUser, &$injected_html ) );
890 * Let any extensions change what message is shown.
891 * @see https://www.mediawiki.org/wiki/Manual:Hooks/BeforeWelcomeCreation
894 wfRunHooks( 'BeforeWelcomeCreation', array( &$welcome_creation_msg, &$injected_html ) );
896 $this->displaySuccessfulLogin( $welcome_creation_msg, $injected_html );
900 * Display a "login successful" page.
901 * @param $msgname string
902 * @param $injected_html string
904 private function displaySuccessfulLogin( $msgname, $injected_html ) {
905 $out = $this->getOutput();
906 $out->setPageTitle( $this->msg( 'loginsuccesstitle' ) );
908 $out->addWikiMsg( $msgname, wfEscapeWikiText( $this->getUser()->getName() ) );
911 $out->addHTML( $injected_html );
913 if ( !empty( $this->mReturnTo
) ) {
914 $out->returnToMain( null, $this->mReturnTo
, $this->mReturnToQuery
);
916 $out->returnToMain( null );
921 * Output a message that informs the user that they cannot create an account because
922 * there is a block on them or their IP which prevents account creation. Note that
923 * User::isBlockedFromCreateAccount(), which gets this block, ignores the 'hardblock'
924 * setting on blocks (bug 13611).
925 * @param $block Block the block causing this error
927 function userBlockedMessage( Block
$block ) {
928 # Let's be nice about this, it's likely that this feature will be used
929 # for blocking large numbers of innocent people, e.g. range blocks on
930 # schools. Don't blame it on the user. There's a small chance that it
931 # really is the user's fault, i.e. the username is blocked and they
932 # haven't bothered to log out before trying to create an account to
933 # evade it, but we'll leave that to their guilty conscience to figure
936 $out = $this->getOutput();
937 $out->setPageTitle( $this->msg( 'cantcreateaccounttitle' ) );
939 $block_reason = $block->mReason
;
940 if ( strval( $block_reason ) === '' ) {
941 $block_reason = $this->msg( 'blockednoreason' )->text();
945 'cantcreateaccount-text',
951 $out->returnToMain( false );
957 function mainLoginForm( $msg, $msgtype = 'error' ) {
958 global $wgEnableEmail, $wgEnableUserEmail;
959 global $wgHiddenPrefs, $wgLoginLanguageSelector;
960 global $wgAuth, $wgEmailConfirmToEdit, $wgCookieExpiration;
961 global $wgSecureLogin, $wgPasswordResetRoutes;
963 $titleObj = $this->getTitle();
964 $user = $this->getUser();
966 if ( $this->mType
== 'signup' ) {
967 // Block signup here if in readonly. Keeps user from
968 // going through the process (filling out data, etc)
969 // and being informed later.
970 $permErrors = $titleObj->getUserPermissionsErrors( 'createaccount', $user, true );
971 if ( count( $permErrors ) ) {
972 throw new PermissionsError( 'createaccount', $permErrors );
973 } elseif ( $user->isBlockedFromCreateAccount() ) {
974 $this->userBlockedMessage( $user->isBlockedFromCreateAccount() );
976 } elseif ( wfReadOnly() ) {
977 throw new ReadOnlyError
;
981 if ( $this->mUsername
== '' ) {
982 if ( $user->isLoggedIn() ) {
983 $this->mUsername
= $user->getName();
985 $this->mUsername
= $this->getRequest()->getCookie( 'UserName' );
989 if ( $this->mType
== 'signup' ) {
990 $template = new UsercreateTemplate();
991 $q = 'action=submitlogin&type=signup';
992 $linkq = 'type=login';
993 $linkmsg = 'gotaccount';
995 $template = new UserloginTemplate();
996 $q = 'action=submitlogin&type=login';
997 $linkq = 'type=signup';
998 $linkmsg = 'nologin';
1001 if ( !empty( $this->mReturnTo
) ) {
1002 $returnto = '&returnto=' . wfUrlencode( $this->mReturnTo
);
1003 if ( !empty( $this->mReturnToQuery
) ) {
1004 $returnto .= '&returntoquery=' .
1005 wfUrlencode( $this->mReturnToQuery
);
1008 $linkq .= $returnto;
1011 # Don't show a "create account" link if the user can't
1012 if( $this->showCreateOrLoginLink( $user ) ) {
1013 # Pass any language selection on to the mode switch link
1014 if( $wgLoginLanguageSelector && $this->mLanguage
) {
1015 $linkq .= '&uselang=' . $this->mLanguage
;
1017 $link = Html
::element( 'a', array( 'href' => $titleObj->getLocalURL( $linkq ) ),
1018 $this->msg( $linkmsg . 'link' )->text() ); # Calling either 'gotaccountlink' or 'nologinlink'
1020 $template->set( 'link', $this->msg( $linkmsg )->rawParams( $link )->parse() );
1022 $template->set( 'link', '' );
1025 $resetLink = $this->mType
== 'signup'
1027 : is_array( $wgPasswordResetRoutes ) && in_array( true, array_values( $wgPasswordResetRoutes ) );
1029 $template->set( 'header', '' );
1030 $template->set( 'name', $this->mUsername
);
1031 $template->set( 'password', $this->mPassword
);
1032 $template->set( 'retype', $this->mRetype
);
1033 $template->set( 'email', $this->mEmail
);
1034 $template->set( 'realname', $this->mRealName
);
1035 $template->set( 'domain', $this->mDomain
);
1036 $template->set( 'reason', $this->mReason
);
1038 $template->set( 'action', $titleObj->getLocalURL( $q ) );
1039 $template->set( 'message', $msg );
1040 $template->set( 'messagetype', $msgtype );
1041 $template->set( 'createemail', $wgEnableEmail && $user->isLoggedIn() );
1042 $template->set( 'userealname', !in_array( 'realname', $wgHiddenPrefs ) );
1043 $template->set( 'useemail', $wgEnableEmail );
1044 $template->set( 'emailrequired', $wgEmailConfirmToEdit );
1045 $template->set( 'emailothers', $wgEnableUserEmail );
1046 $template->set( 'canreset', $wgAuth->allowPasswordChange() );
1047 $template->set( 'resetlink', $resetLink );
1048 $template->set( 'canremember', ( $wgCookieExpiration > 0 ) );
1049 $template->set( 'usereason', $user->isLoggedIn() );
1050 $template->set( 'remember', $user->getOption( 'rememberpassword' ) ||
$this->mRemember
);
1051 $template->set( 'cansecurelogin', ( $wgSecureLogin === true ) );
1052 $template->set( 'stickHTTPS', $this->mStickHTTPS
);
1054 if ( $this->mType
== 'signup' ) {
1055 if ( !self
::getCreateaccountToken() ) {
1056 self
::setCreateaccountToken();
1058 $template->set( 'token', self
::getCreateaccountToken() );
1060 if ( !self
::getLoginToken() ) {
1061 self
::setLoginToken();
1063 $template->set( 'token', self
::getLoginToken() );
1066 # Prepare language selection links as needed
1067 if( $wgLoginLanguageSelector ) {
1068 $template->set( 'languages', $this->makeLanguageSelector() );
1069 if( $this->mLanguage
) {
1070 $template->set( 'uselang', $this->mLanguage
);
1074 // Use loginend-https for HTTPS requests if it's not blank, loginend otherwise
1075 // Ditto for signupend
1076 $usingHTTPS = WebRequest
::detectProtocol() == 'https';
1077 $loginendHTTPS = $this->msg( 'loginend-https' );
1078 $signupendHTTPS = $this->msg( 'signupend-https' );
1079 if ( $usingHTTPS && !$loginendHTTPS->isBlank() ) {
1080 $template->set( 'loginend', $loginendHTTPS->parse() );
1082 $template->set( 'loginend', $this->msg( 'loginend' )->parse() );
1084 if ( $usingHTTPS && !$signupendHTTPS->isBlank() ) {
1085 $template->set( 'signupend', $signupendHTTPS->parse() );
1087 $template->set( 'signupend', $this->msg( 'signupend' )->parse() );
1090 // Give authentication and captcha plugins a chance to modify the form
1091 $wgAuth->modifyUITemplate( $template, $this->mType
);
1092 if ( $this->mType
== 'signup' ) {
1093 wfRunHooks( 'UserCreateForm', array( &$template ) );
1095 wfRunHooks( 'UserLoginForm', array( &$template ) );
1098 $out = $this->getOutput();
1099 $out->disallowUserJs(); // just in case...
1100 $out->addTemplate( $template );
1110 function showCreateOrLoginLink( &$user ) {
1111 if( $this->mType
== 'signup' ) {
1113 } elseif( $user->isAllowed( 'createaccount' ) ) {
1121 * Check if a session cookie is present.
1123 * This will not pick up a cookie set during _this_ request, but is meant
1124 * to ensure that the client is returning the cookie which was set on a
1125 * previous pass through the system.
1130 function hasSessionCookie() {
1131 global $wgDisableCookieCheck;
1132 return $wgDisableCookieCheck ?
true : $this->getRequest()->checkSessionCookie();
1136 * Get the login token from the current session
1139 public static function getLoginToken() {
1141 return $wgRequest->getSessionData( 'wsLoginToken' );
1145 * Randomly generate a new login token and attach it to the current session
1147 public static function setLoginToken() {
1149 // Generate a token directly instead of using $user->editToken()
1150 // because the latter reuses $_SESSION['wsEditToken']
1151 $wgRequest->setSessionData( 'wsLoginToken', MWCryptRand
::generateHex( 32 ) );
1155 * Remove any login token attached to the current session
1157 public static function clearLoginToken() {
1159 $wgRequest->setSessionData( 'wsLoginToken', null );
1163 * Get the createaccount token from the current session
1166 public static function getCreateaccountToken() {
1168 return $wgRequest->getSessionData( 'wsCreateaccountToken' );
1172 * Randomly generate a new createaccount token and attach it to the current session
1174 public static function setCreateaccountToken() {
1176 $wgRequest->setSessionData( 'wsCreateaccountToken', MWCryptRand
::generateHex( 32 ) );
1180 * Remove any createaccount token attached to the current session
1182 public static function clearCreateaccountToken() {
1184 $wgRequest->setSessionData( 'wsCreateaccountToken', null );
1190 function cookieRedirectCheck( $type ) {
1191 $titleObj = SpecialPage
::getTitleFor( 'Userlogin' );
1192 $query = array( 'wpCookieCheck' => $type );
1193 if ( $this->mReturnTo
) {
1194 $query['returnto'] = $this->mReturnTo
;
1196 $check = $titleObj->getFullURL( $query );
1198 $this->getOutput()->redirect( $check );
1204 function onCookieRedirectCheck( $type ) {
1205 if ( !$this->hasSessionCookie() ) {
1206 if ( $type == 'new' ) {
1207 $this->mainLoginForm( $this->msg( 'nocookiesnew' )->parse() );
1208 } elseif ( $type == 'login' ) {
1209 $this->mainLoginForm( $this->msg( 'nocookieslogin' )->parse() );
1212 $this->mainLoginForm( $this->msg( 'error' )->text() );
1215 $this->successfulLogin();
1222 function throttleHit( $limit ) {
1223 $this->mainLoginForm( $this->msg( 'acct_creation_throttle_hit' )->numParams( $limit )->parse() );
1227 * Produce a bar of links which allow the user to select another language
1228 * during login/registration but retain "returnto"
1232 function makeLanguageSelector() {
1233 $msg = $this->msg( 'loginlanguagelinks' )->inContentLanguage();
1234 if( !$msg->isBlank() ) {
1235 $langs = explode( "\n", $msg->text() );
1237 foreach( $langs as $lang ) {
1238 $lang = trim( $lang, '* ' );
1239 $parts = explode( '|', $lang );
1240 if ( count( $parts ) >= 2 ) {
1241 $links[] = $this->makeLanguageSelectorLink( $parts[0], trim( $parts[1] ) );
1244 return count( $links ) > 0 ?
$this->msg( 'loginlanguagelabel' )->rawParams(
1245 $this->getLanguage()->pipeList( $links ) )->escaped() : '';
1252 * Create a language selector link for a particular language
1253 * Links back to this page preserving type and returnto
1255 * @param $text Link text
1256 * @param $lang Language code
1259 function makeLanguageSelectorLink( $text, $lang ) {
1260 if( $this->getLanguage()->getCode() == $lang ) {
1261 // no link for currently used language
1262 return htmlspecialchars( $text );
1264 $attr = array( 'uselang' => $lang );
1265 if( $this->mType
== 'signup' ) {
1266 $attr['type'] = 'signup';
1268 if( $this->mReturnTo
) {
1269 $attr['returnto'] = $this->mReturnTo
;
1271 return Linker
::linkKnown(
1273 htmlspecialchars( $text ),