setHeaders();
# Permission check
if( !$this->userCanExecute( $this->getUser() ) ) {
$this->displayRestrictionError();
return;
}
$this->outputHeader();
$request = $this->getRequest();
$action = $request->getVal( 'action' );
if ( $action == 'success' ) {
$this->showSuccess();
} elseif ( $action == 'submit' && $request->wasPosted() &&
$this->getUser()->matchEditToken( $request->getVal( 'wpEditToken' ) ) ) {
$this->doSubmit();
} else {
$this->showForm();
}
}
private function showForm( $err = '' ) {
global $wgReadOnlyFile;
$out = $this->getOutput();
if( !file_exists( $wgReadOnlyFile ) ) {
$out->addWikiMsg( 'databasenotlocked' );
return;
}
$out->addWikiMsg( 'unlockdbtext' );
if ( $err != '' ) {
$out->setSubtitle( wfMsg( 'formerror' ) );
$out->addHTML( '' . htmlspecialchars( $err ) . "
\n" );
}
$out->addHTML(
Html::openElement( 'form', array( 'id' => 'unlockdb', 'method' => 'POST',
'action' => $this->getTitle()->getLocalURL( 'action=submit' ) ) ) . "
" . Html::openElement( 'td', array( 'style' => 'text-align:right' ) ) . "
" . Html::input( 'wpLockConfirm', null, 'checkbox', array( 'id' => 'mw-input-wpunlockconfirm' ) ) . "
" . Html::openElement( 'td', array( 'style' => 'text-align:left' ) ) .
Html::openElement( 'label', array( 'for' => 'mw-input-wpunlockconfirm' ) ) .
wfMsgHtml( 'unlockconfirm' ) . "
| |
" . Html::openElement( 'td', array( 'style' => 'text-align:left' ) ) . "
" . Html::input( 'wpLock', wfMsg( 'unlockbtn' ), 'submit' ) . "
\n" .
Html::hidden( 'wpEditToken', $this->getUser()->editToken() ) . "\n" .
Html::closeElement( 'form' )
);
}
private function doSubmit() {
global $wgReadOnlyFile;
if ( !$this->getRequest()->getCheck( 'wpLockConfirm' ) ) {
$this->showForm( wfMsg( 'locknoconfirm' ) );
return;
}
wfSuppressWarnings();
$res = unlink( $wgReadOnlyFile );
wfRestoreWarnings();
if ( $res ) {
$this->getOutput()->redirect( $this->getTitle()->getFullURL( 'action=success' ) );
} else {
$this->getOutput()->addWikiMsg( 'filedeleteerror', $wgReadOnlyFile );
}
}
private function showSuccess() {
$out = $this->getOutput();
$out->setSubtitle( wfMsg( 'unlockdbsuccesssub' ) );
$out->addWikiMsg( 'unlockdbsuccesstext' );
}
}