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                 $this->mComment = $wgRequest->getVal( 'wpComment' );
  30
  31                 $this->setHeaders();
  32                 $this->outputHeader();
  33
  34                 if( !$wgAuth->allowPasswordChange() ) {
  35                         $this->error( wfMsg( 'resetpass_forbidden' ) );
  36                         return;
  37                 }
  38
  39                 // Default to our own username when not given one
  40                 if ( !$this->mUserName ) {
  41                         $this->mUserName = $wgUser->getName();
  42                 }
  43
  44                 // Are we changing our own?
  45                 if ( $wgUser->getName() != $this->mUserName  ) {
  46                         $this->mSelfChange = false; // We're changing someone else
  47                 }
  48
  49                 if( !$wgRequest->wasPosted() && !$wgUser->isLoggedIn() ) {
  50                         $this->error( wfMsg( 'resetpass-no-info' ) );
  51                         return;
  52                 }
  53
  54                 if ( !$this->mSelfChange && !$wgUser->isAllowed( 'reset-passwords' ) ) {
  55                         $this->error( wfMsg( 'resetpass-no-others' ) );
  56                         return;
  57                 }
  58
  59                 if( $wgRequest->wasPosted() && $wgUser->matchEditToken( $wgRequest->getVal('token') ) ) {
  60                         try {
  61                                 $this->attemptReset( $this->mNewpass, $this->mRetype );
  62                                 $wgOut->addWikiMsg( 'resetpass_success' );
  63                                 // Only attempt this login session if we're changing our own password
  64                                 if( $this->mSelfChange && !$wgUser->isLoggedIn() ) {
  65                                         $data = array(
  66                                                 'action'     => 'submitlogin',
  67                                                 'wpName'     => $this->mUserName,
  68                                                 'wpPassword' => $this->mNewpass,
  69                                                 'returnto'   => $wgRequest->getVal( 'returnto' ),
  70                                         );
  71                                         if( $wgRequest->getCheck( 'wpRemember' ) ) {
  72                                                 $data['wpRemember'] = 1;
  73                                         }
  74                                         $login = new LoginForm( new FauxRequest( $data, true ) );
  75                                         $login->execute();
  76                                 }
  77                                 $titleObj = Title::newFromText( $wgRequest->getVal( 'returnto' ) );
  78                                 if ( !$titleObj instanceof Title ) {
  79                                         $titleObj = Title::newMainPage();
  80                                 }
  81                                 $wgOut->redirect( $titleObj->getFullURL() );
  82                         } catch( PasswordError $e ) {
  83                                 $this->error( $e->getMessage() );
  84                         }
  85                 }
  86                 $this->showForm();
  87         }
  88
  89         function error( $msg ) {
  90                 global $wgOut;
  91                 $wgOut->addHTML( Xml::element('p', array( 'class' => 'error' ), $msg ) );
  92         }
  93
  94         function showForm() {
  95                 global $wgOut, $wgUser, $wgRequest;
  96
  97                 $wgOut->disallowUserJs();
  98
  99                 if ( $wgUser->isAllowed( 'reset-passwords') ) {
 100                         $wgOut->addScriptFile( 'changepassword.js' );
 101                 }
 102
 103                 $self = SpecialPage::getTitleFor( 'Resetpass' );
 104
 105                 $rememberMe = '';
 106                 if ( !$wgUser->isLoggedIn() ) {
 107                         $rememberMe = '<tr>' .
 108                                 '<td></td>' .
 109                                 '<td class="mw-input">' .
 110                                         Xml::checkLabel( wfMsg( 'remembermypassword' ),
 111                                                 'wpRemember', 'wpRemember',
 112                                                 $wgRequest->getCheck( 'wpRemember' ) ) .
 113                                 '</td>' .
 114                         '</tr>';
 115                         $submitMsg = 'resetpass_submit';
 116                         $oldpassMsg = 'resetpass-temp-password';
 117                 } else {
 118                         $oldpassMsg = 'oldpassword';
 119                         $submitMsg = 'resetpass-submit-loggedin';
 120                 }
 121                 $s = Xml::fieldset( wfMsg( 'resetpass_header' ) ) .
 122                         Xml::openElement( 'form',
 123                                 array(
 124                                         'method' => 'post',
 125                                         'action' => $self->getLocalUrl(),
 126                                         'id' => 'mw-resetpass-form' ) ) .
 127                         Xml::hidden( 'token', $wgUser->editToken() ) .
 128                         Xml::hidden( 'returnto', $wgRequest->getVal( 'returnto' ) ) .
 129                         wfMsgExt( 'resetpass_text', array( 'parse' ) ) .
 130                         Xml::openElement( 'table', array( 'id' => 'mw-resetpass-table' ) );
 131                 $formElements = array(
 132                                 array( 'wpName', 'username', 'text', $this->mUserName, $wgUser->isAllowed( 'reset-passwords' ) ),
 133                                 array( 'wpPassword', $oldpassMsg, 'password', $this->mOldpass, $this->mSelfChange ),
 134                                 array( 'wpNewPassword', 'newpassword', 'password', '', true ),
 135                                 array( 'wpRetype', 'retypenew', 'password', '', true ) );
 136                 if ( $wgUser->isAllowed( 'reset-passwords' ) && $this->mSelfChange )
 137                         $formElements[] = array( 'wpComment', 'resetpass-comment', 'text', $this->mComment, true );
 138                 $s .= $this->pretty( $formElements ) .
 139                         $rememberMe .
 140                         '<tr>' .
 141                                 '<td></td>' .
 142                                 '<td class="mw-input">' .
 143                                         Xml::submitButton( wfMsg( $submitMsg ) ) .
 144                                 '</td>' .
 145                         '</tr>' .
 146                         Xml::closeElement( 'table' ) .
 147                         Xml::closeElement( 'form' ) .
 148                         Xml::closeElement( 'fieldset' );
 149                 $wgOut->addHtml( $s );
 150         }
 151
 152         function pretty( $fields ) {
 153                 $out = '';
 154                 foreach( $fields as $list ) {
 155                         list( $name, $label, $type, $value, $enabled ) = $list;
 156                         $params = array( 'id' => $name, 'type' => $type );
 157                         if ( !$enabled )
 158                                 $params['disabled'] = 'disabled';
 159                         $field = Xml::input( $name, 20, $value, $params );
 160                         $out .= '<tr>';
 161                         $out .= '<td class="mw-label">';
 162                         $out .= Xml::label( wfMsg( $label ), $name );
 163                         $out .= '</td>';
 164                         $out .= '<td class="mw-input">';
 165                         $out .= $field;
 166                         $out .= '</td>';
 167                         $out .= '</tr>';
 168                 }
 169                 return $out;
 170         }
 171
 172         /**
 173          * @throws PasswordError when cannot set the new password because requirements not met.
 174          */
 175         protected function attemptReset( $newpass, $retype ) {
 176                 $user = User::newFromName( $this->mUserName );
 177                 if( !$user || $user->isAnon() ) {
 178                         throw new PasswordError( 'no such user' );
 179                 }
 180
 181                 if( $newpass !== $retype ) {
 182                         wfRunHooks( 'PrefsPasswordAudit', array( $user, $newpass, 'badretype' ) );
 183                         throw new PasswordError( wfMsg( 'badretype' ) );
 184                 }
 185
 186                 if ( $this->mSelfChange ) {
 187                         if( !$user->checkTemporaryPassword($this->mOldpass) && !$user->checkPassword($this->mOldpass) ) {
 188                                 wfRunHooks( 'PrefsPasswordAudit', array( $user, $newpass, 'wrongpassword' ) );
 189                                 throw new PasswordError( wfMsg( 'resetpass-wrong-oldpass' ) );
 190                         }
 191                 }
 192
 193                 try {
 194                         $user->setPassword( $this->mNewpass );
 195                         wfRunHooks( 'PrefsPasswordAudit', array( $user, $newpass, 'success' ) );
 196                         $this->mNewpass = $this->mOldpass = $this->mRetypePass = '';
 197                 } catch( PasswordError $e ) {
 198                         wfRunHooks( 'PrefsPasswordAudit', array( $user, $newpass, 'error' ) );
 199                         throw new PasswordError( $e->getMessage() );
 200                         return;
 201                 }
 202
 203                 if ( !$this->mSelfChange ) {
 204                         $log = new LogPage( 'password' );
 205                         $log->addEntry( 'reset', $user->getUserPage(), $this->mComment );
 206                 }
 207
 208                 $user->setCookies();
 209                 $user->saveSettings();
 210         }
 211 }