includes/specials/SpecialResetpass.php

   1 <?php
   2 /**
   3  * @file
   4  * @ingroup SpecialPage
   5  */
   6
   7 /**
   8  * Let users recover their password.
   9  * @ingroup SpecialPage
  10  */
  11 class SpecialResetpass extends SpecialPage {
  12
  13         private $mSelfChange = true; // Usually, but sometimes not :)
  14
  15         public function __construct() {
  16                 parent::__construct( 'Resetpass' );
  17         }
  18
  19         /**
  20          * Main execution point
  21          */
  22         function execute( $par ) {
  23                 global $wgUser, $wgAuth, $wgOut, $wgRequest;
  24
  25                 $this->mUserName = $wgRequest->getVal( 'wpName', $par );
  26                 $this->mOldpass = $wgRequest->getVal( 'wpPassword' );
  27                 $this->mNewpass = $wgRequest->getVal( 'wpNewPassword' );
  28                 $this->mRetype = $wgRequest->getVal( 'wpRetype' );
  29
  30                 $this->setHeaders();
  31                 $this->outputHeader();
  32
  33                 if( !$wgAuth->allowPasswordChange() ) {
  34                         $this->error( wfMsg( 'resetpass_forbidden' ) );
  35                         return;
  36                 }
  37
  38                 // Default to our own username when not given one
  39                 if ( !$this->mUserName ) {
  40                         $this->mUserName = $wgUser->getName();
  41                 }
  42
  43                 // Are we changing our own?
  44                 if ( $wgUser->getName() != $this->mUserName  ) {
  45                         $this->mSelfChange = false; // We're changing someone else
  46                 }
  47
  48                 if( !$wgRequest->wasPosted() && !$wgUser->isLoggedIn() ) {
  49                         $this->error( wfMsg( 'resetpass-no-info' ) );
  50                         return;
  51                 }
  52
  53                 if ( !$this->mSelfChange && !$wgUser->isAllowed( 'reset-passwords' ) ) {
  54                         $this->error( wfMsg( 'resetpass-no-others' ) );
  55                         return;
  56                 }
  57
  58                 if( $wgRequest->wasPosted() && $wgUser->matchEditToken( $wgRequest->getVal('token') ) ) {
  59                         try {
  60                                 $this->attemptReset( $this->mNewpass, $this->mRetype );
  61                                 $wgOut->addWikiMsg( 'resetpass_success' );
  62                                 // Only attempt this login session if we're changing our own password
  63                                 if( $this->mSelfChange && !$wgUser->isLoggedIn() ) {
  64                                         $data = array(
  65                                                 'action'     => 'submitlogin',
  66                                                 'wpName'     => $this->mUserName,
  67                                                 'wpPassword' => $this->mNewpass,
  68                                                 'returnto'   => $wgRequest->getVal( 'returnto' ),
  69                                         );
  70                                         if( $wgRequest->getCheck( 'wpRemember' ) ) {
  71                                                 $data['wpRemember'] = 1;
  72                                         }
  73                                         $login = new LoginForm( new FauxRequest( $data, true ) );
  74                                         $login->execute();
  75                                 }
  76                                 $titleObj = Title::newFromText( $wgRequest->getVal( 'returnto' ) );
  77                                 if ( !$titleObj instanceof Title ) {
  78                                         $titleObj = Title::newMainPage();
  79                                 }
  80                                 $wgOut->redirect( $titleObj->getFullURL() );
  81                         } catch( PasswordError $e ) {
  82                                 $this->error( $e->getMessage() );
  83                         }
  84                 }
  85                 $this->showForm();
  86         }
  87
  88         function error( $msg ) {
  89                 global $wgOut;
  90                 $wgOut->addHTML( Xml::element('p', array( 'class' => 'error' ), $msg ) );
  91         }
  92
  93         function showForm() {
  94                 global $wgOut, $wgUser, $wgRequest;
  95
  96                 $wgOut->disallowUserJs();
  97
  98                 $self = SpecialPage::getTitleFor( 'Resetpass' );
  99
 100                 $rememberMe = '';
 101                 if ( !$wgUser->isLoggedIn() ) {
 102                         $rememberMe = '<tr>' .
 103                                 '<td></td>' .
 104                                 '<td class="mw-input">' .
 105                                         Xml::checkLabel( wfMsg( 'remembermypassword' ),
 106                                                 'wpRemember', 'wpRemember',
 107                                                 $wgRequest->getCheck( 'wpRemember' ) ) .
 108                                 '</td>' .
 109                         '</tr>';
 110                         $submitMsg = 'resetpass_submit';
 111                         $oldpassMsg = 'resetpass-temp-password';
 112                 } else {
 113                         $oldpassMsg = 'oldpassword';
 114                         $submitMsg = 'resetpass-submit-loggedin';
 115                 }
 116                 $wgOut->addHTML(
 117                         Xml::fieldset( wfMsg( 'resetpass_header' ) ) .
 118                         Xml::openElement( 'form',
 119                                 array(
 120                                         'method' => 'post',
 121                                         'action' => $self->getLocalUrl(),
 122                                         'id' => 'mw-resetpass-form' ) ) .
 123                         Xml::hidden( 'token', $wgUser->editToken() ) .
 124                         Xml::hidden( 'returnto', $wgRequest->getVal( 'returnto' ) ) .
 125                         wfMsgExt( 'resetpass_text', array( 'parse' ) ) .
 126                         Xml::openElement( 'table', array( 'id' => 'mw-resetpass-table' ) ) .
 127                         $this->pretty( array(
 128                                 array( 'wpName', 'username', 'text', $this->mUserName, $wgUser->isAllowed( 'reset-passwords' ) ),
 129                                 array( 'wpPassword', $oldpassMsg, 'password', $this->mOldpass, $this->mSelfChange ),
 130                                 array( 'wpNewPassword', 'newpassword', 'password', '', true ),
 131                                 array( 'wpRetype', 'retypenew', 'password', '', true ),
 132                         ) ) .
 133                         $rememberMe .
 134                         '<tr>' .
 135                                 '<td></td>' .
 136                                 '<td class="mw-input">' .
 137                                         Xml::submitButton( wfMsg( $submitMsg ) ) .
 138                                 '</td>' .
 139                         '</tr>' .
 140                         Xml::closeElement( 'table' ) .
 141                         Xml::closeElement( 'form' ) .
 142                         Xml::closeElement( 'fieldset' )
 143                 );
 144         }
 145
 146         function pretty( $fields ) {
 147                 $out = '';
 148                 foreach( $fields as $list ) {
 149                         list( $name, $label, $type, $value, $enabled ) = $list;
 150                         $params = array( 'id' => $name, 'type' => $type );
 151                         if ( !$enabled )
 152                                 $params['disabled'] = 'disabled';
 153                         $field = Xml::input( $name, 20, $value, $params );
 154                         $out .= '<tr>';
 155                         $out .= '<td class="mw-label">';
 156                         $out .= Xml::label( wfMsg( $label ), $name );
 157                         $out .= '</td>';
 158                         $out .= '<td class="mw-input">';
 159                         $out .= $field;
 160                         $out .= '</td>';
 161                         $out .= '</tr>';
 162                 }
 163                 return $out;
 164         }
 165
 166         /**
 167          * @throws PasswordError when cannot set the new password because requirements not met.
 168          */
 169         protected function attemptReset( $newpass, $retype ) {
 170                 $user = User::newFromName( $this->mUserName );
 171                 if( !$user || $user->isAnon() ) {
 172                         throw new PasswordError( 'no such user' );
 173                 }
 174
 175                 if( $newpass !== $retype ) {
 176                         wfRunHooks( 'PrefsPasswordAudit', array( $user, $newpass, 'badretype' ) );
 177                         throw new PasswordError( wfMsg( 'badretype' ) );
 178                 }
 179
 180                 if ( $this->mSelfChange ) {
 181                         if( !$user->checkTemporaryPassword($this->mOldpass) && !$user->checkPassword($this->mOldpass) ) {
 182                                 wfRunHooks( 'PrefsPasswordAudit', array( $user, $newpass, 'wrongpassword' ) );
 183                                 throw new PasswordError( wfMsg( 'resetpass-wrong-oldpass' ) );
 184                         }
 185                 }
 186
 187                 try {
 188                         $user->setPassword( $this->mNewpass );
 189                         wfRunHooks( 'PrefsPasswordAudit', array( $user, $newpass, 'success' ) );
 190                         $this->mNewpass = $this->mOldpass = $this->mRetypePass = '';
 191                 } catch( PasswordError $e ) {
 192                         wfRunHooks( 'PrefsPasswordAudit', array( $user, $newpass, 'error' ) );
 193                         throw new PasswordError( $e->getMessage() );
 194                         return;
 195                 }
 196
 197                 $user->setCookies();
 198                 $user->saveSettings();
 199         }
 200 }