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         private $mUser = null; // The user requesting the reset
  15
  16         public function __construct() {
  17                 parent::__construct( 'Resetpass' );
  18         }
  19
  20         /**
  21          * Sometimes the user requesting the password change is not $wgUser
  22          * See bug 17722
  23          * @param User $usr
  24          */
  25         public function setUser( $usr ) {
  26                 $this->mUser = $usr;
  27         }
  28
  29         /**
  30          * Main execution point
  31          */
  32         function execute( $par ) {
  33                 global $wgUser, $wgAuth, $wgOut, $wgRequest;
  34
  35                 $this->mUserName = $wgRequest->getVal( 'wpName', $par );
  36                 $this->mOldpass = $wgRequest->getVal( 'wpPassword' );
  37                 $this->mNewpass = $wgRequest->getVal( 'wpNewPassword' );
  38                 $this->mRetype = $wgRequest->getVal( 'wpRetype' );
  39                 $this->mComment = $wgRequest->getVal( 'wpComment' );
  40
  41                 if ( is_null( $this->mUser ) ) {
  42                         $this->mUser = $wgUser;
  43                 }
  44
  45                 $this->setHeaders();
  46                 $this->outputHeader();
  47
  48                 if( !$wgAuth->allowPasswordChange() ) {
  49                         $this->error( wfMsg( 'resetpass_forbidden' ) );
  50                         return;
  51                 }
  52
  53                 // Default to our own username when not given one
  54                 if ( !$this->mUserName ) {
  55                         $this->mUserName = $this->mUser->getName();
  56                 }
  57
  58                 // Are we changing our own?
  59                 if ( $this->mUser->getName() != $this->mUserName  ) {
  60                         $this->mSelfChange = false; // We're changing someone else
  61                 }
  62
  63                 if( !$wgRequest->wasPosted() && !$this->mUser->isLoggedIn() ) {
  64                         $this->error( wfMsg( 'resetpass-no-info' ) );
  65                         return;
  66                 }
  67
  68                 if ( !$this->mSelfChange && !$this->mUser->isAllowed( 'reset-passwords' ) ) {
  69                         $this->error( wfMsg( 'resetpass-no-others' ) );
  70                         return;
  71                 }
  72
  73                 if( $wgRequest->wasPosted() && $this->mUser->matchEditToken( $wgRequest->getVal('token') ) ) {
  74                         try {
  75                                 $this->attemptReset( $this->mNewpass, $this->mRetype );
  76                                 $wgOut->addWikiMsg( 'resetpass_success' );
  77                                 // Only attempt this login session if we're changing our own password
  78                                 if( $this->mSelfChange && !$wgUser->isLoggedIn() ) {
  79                                         $data = array(
  80                                                 'action'     => 'submitlogin',
  81                                                 'wpName'     => $this->mUserName,
  82                                                 'wpPassword' => $this->mNewpass,
  83                                                 'returnto'   => $wgRequest->getVal( 'returnto' ),
  84                                         );
  85                                         if( $wgRequest->getCheck( 'wpRemember' ) ) {
  86                                                 $data['wpRemember'] = 1;
  87                                         }
  88                                         $login = new LoginForm( new FauxRequest( $data, true ) );
  89                                         $login->execute();
  90                                 }
  91                                 $titleObj = Title::newFromText( $wgRequest->getVal( 'returnto' ) );
  92                                 if ( !$titleObj instanceof Title ) {
  93                                         $titleObj = Title::newMainPage();
  94                                 }
  95                                 $wgOut->redirect( $titleObj->getFullURL() );
  96                         } catch( PasswordError $e ) {
  97                                 $this->error( $e->getMessage() );
  98                         }
  99                 }
 100                 $this->showForm();
 101         }
 102
 103         function error( $msg ) {
 104                 global $wgOut;
 105                 $wgOut->addHTML( Xml::element('p', array( 'class' => 'error' ), $msg ) );
 106         }
 107
 108         function showForm() {
 109                 global $wgOut, $wgUser, $wgRequest;
 110
 111                 $wgOut->disallowUserJs();
 112
 113                 if ( $this->mUser->isAllowed( 'reset-passwords') ) {
 114                         $wgOut->addScriptFile( 'changepassword.js' );
 115                 }
 116
 117                 $self = SpecialPage::getTitleFor( 'Resetpass' );
 118
 119                 $rememberMe = '';
 120                 if ( !$this->mUser->isLoggedIn() ) {
 121                         $rememberMe = '<tr>' .
 122                                 '<td></td>' .
 123                                 '<td class="mw-input">' .
 124                                         Xml::checkLabel( wfMsg( 'remembermypassword' ),
 125                                                 'wpRemember', 'wpRemember',
 126                                                 $wgRequest->getCheck( 'wpRemember' ) ) .
 127                                 '</td>' .
 128                         '</tr>';
 129                         $submitMsg = 'resetpass_submit';
 130                         $oldpassMsg = 'resetpass-temp-password';
 131                 } else {
 132                         $oldpassMsg = 'oldpassword';
 133                         $submitMsg = 'resetpass-submit-loggedin';
 134                 }
 135                 $s = Xml::fieldset( wfMsg( 'resetpass_header' ) ) .
 136                         Xml::openElement( 'form',
 137                                 array(
 138                                         'method' => 'post',
 139                                         'action' => $self->getLocalUrl(),
 140                                         'id' => 'mw-resetpass-form' ) ) .
 141                         Xml::hidden( 'token', $this->mUser->editToken() ) .
 142                         Xml::hidden( 'returnto', $wgRequest->getVal( 'returnto' ) ) .
 143                         wfMsgExt( 'resetpass_text', array( 'parse' ) ) .
 144                         Xml::openElement( 'table', array( 'id' => 'mw-resetpass-table' ) );
 145                 $formElements = array(
 146                                 array( 'wpName', 'username', 'text', $this->mUserName, $this->mUser->isAllowed( 'reset-passwords' ) ),
 147                                 array( 'wpPassword', $oldpassMsg, 'password', $this->mOldpass, $this->mSelfChange ),
 148                                 array( 'wpNewPassword', 'newpassword', 'password', '', true ),
 149                                 array( 'wpRetype', 'retypenew', 'password', '', true ) );
 150                 if ( $this->mUser->isAllowed( 'reset-passwords' ) && $this->mSelfChange )
 151                         $formElements[] = array( 'wpComment', 'resetpass-comment', 'text', $this->mComment, true );
 152                 $s .= $this->pretty( $formElements ) .
 153                         $rememberMe .
 154                         '<tr>' .
 155                                 '<td></td>' .
 156                                 '<td class="mw-input">' .
 157                                         Xml::submitButton( wfMsg( $submitMsg ) ) .
 158                                 '</td>' .
 159                         '</tr>' .
 160                         Xml::closeElement( 'table' ) .
 161                         Xml::closeElement( 'form' ) .
 162                         Xml::closeElement( 'fieldset' );
 163                 $wgOut->addHtml( $s );
 164         }
 165
 166         function pretty( $fields ) {
 167                 $out = '';
 168                 foreach( $fields as $list ) {
 169                         list( $name, $label, $type, $value, $enabled ) = $list;
 170                         $params = array( 'id' => $name, 'type' => $type );
 171                         if ( !$enabled )
 172                                 $params['disabled'] = 'disabled';
 173                         $field = Xml::input( $name, 20, $value, $params );
 174                         $out .= '<tr>';
 175                         $out .= '<td class="mw-label">';
 176                         $out .= Xml::label( wfMsg( $label ), $name );
 177                         $out .= '</td>';
 178                         $out .= '<td class="mw-input">';
 179                         $out .= $field;
 180                         $out .= '</td>';
 181                         $out .= '</tr>';
 182                 }
 183                 return $out;
 184         }
 185
 186         /**
 187          * @throws PasswordError when cannot set the new password because requirements not met.
 188          */
 189         protected function attemptReset( $newpass, $retype ) {
 190                 $user = User::newFromName( $this->mUserName );
 191                 if( !$user || $user->isAnon() ) {
 192                         throw new PasswordError( 'no such user' );
 193                 }
 194
 195                 if( $newpass !== $retype ) {
 196                         wfRunHooks( 'PrefsPasswordAudit', array( $user, $newpass, 'badretype' ) );
 197                         throw new PasswordError( wfMsg( 'badretype' ) );
 198                 }
 199
 200                 if ( $this->mSelfChange ) {
 201                         if( !$user->checkTemporaryPassword($this->mOldpass) && !$user->checkPassword($this->mOldpass) ) {
 202                                 wfRunHooks( 'PrefsPasswordAudit', array( $user, $newpass, 'wrongpassword' ) );
 203                                 throw new PasswordError( wfMsg( 'resetpass-wrong-oldpass' ) );
 204                         }
 205                 }
 206
 207                 try {
 208                         $user->setPassword( $this->mNewpass );
 209                         wfRunHooks( 'PrefsPasswordAudit', array( $user, $newpass, 'success' ) );
 210                         $this->mNewpass = $this->mOldpass = $this->mRetypePass = '';
 211                 } catch( PasswordError $e ) {
 212                         wfRunHooks( 'PrefsPasswordAudit', array( $user, $newpass, 'error' ) );
 213                         throw new PasswordError( $e->getMessage() );
 214                         return;
 215                 }
 216
 217                 if ( !$this->mSelfChange ) {
 218                         $log = new LogPage( 'password' );
 219                         $log->addEntry( 'reset', $user->getUserPage(), $this->mComment );
 220                 } else {
 221                         // Only set cookies if it was a self-change
 222                         $user->setCookies();
 223                 }
 224
 225                 $user->saveSettings();
 226         }
 227 }