mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/Interwiki
synced 2024-11-28 08:10:42 +00:00
510 lines
16 KiB
PHP
510 lines
16 KiB
PHP
<?php
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/**
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* Implements Special:Interwiki
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* @ingroup SpecialPage
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*/
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class SpecialInterwiki extends SpecialPage {
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/**
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* Constructor - sets up the new special page
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*/
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public function __construct() {
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parent::__construct( 'Interwiki' );
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}
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/**
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* Different description will be shown on Special:SpecialPage depending on
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* whether the user can modify the data.
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* @return String
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*/
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function getDescription() {
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return $this->msg( $this->canModify() ?
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'interwiki' : 'interwiki-title-norights' )->plain();
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}
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/**
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* Show the special page
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*
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* @param $par Mixed: parameter passed to the page or null
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*/
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public function execute( $par ) {
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$this->setHeaders();
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$this->outputHeader();
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$out = $this->getOutput();
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$request = $this->getRequest();
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$out->addModules( 'ext.interwiki.specialpage' );
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$action = $par ? $par : $request->getVal( 'action', $par );
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$return = $this->getPageTitle();
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switch ( $action ) {
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case 'delete':
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case 'edit':
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case 'add':
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if ( $this->canModify( $out ) ) {
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$this->showForm( $action );
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}
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$out->returnToMain( false, $return );
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break;
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case 'submit':
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if ( !$this->canModify( $out ) ) {
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// Error msg added by canModify()
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} elseif ( !$request->wasPosted() ||
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!$this->getUser()->matchEditToken( $request->getVal( 'wpEditToken' ) )
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) {
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// Prevent cross-site request forgeries
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$out->addWikiMsg( 'sessionfailure' );
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} else {
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$this->doSubmit();
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}
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$out->returnToMain( false, $return );
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break;
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default:
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$this->showList();
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break;
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}
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}
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/**
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* Returns boolean whether the user can modify the data.
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* @param $out OutputPage|bool If $wgOut object given, it adds the respective error message.
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* @throws PermissionsError
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* @return bool
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*/
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public function canModify( $out = false ) {
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global $wgInterwikiCache;
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if ( !$this->getUser()->isAllowed( 'interwiki' ) ) {
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// Check permissions
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if ( $out ) {
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throw new PermissionsError( 'interwiki' );
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}
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return false;
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} elseif ( $wgInterwikiCache ) {
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// Editing the interwiki cache is not supported
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if ( $out ) {
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$out->addWikiMsg( 'interwiki-cached' );
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}
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return false;
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} elseif ( wfReadOnly() ) {
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// Is the database in read-only mode?
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if ( $out ) {
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$out->readOnlyPage();
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}
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return false;
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}
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return true;
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}
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/**
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* @param $action string
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*/
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function showForm( $action ) {
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$request = $this->getRequest();
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$prefix = $request->getVal( 'prefix' );
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$wpPrefix = '';
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$label = array( 'class' => 'mw-label' );
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$input = array( 'class' => 'mw-input' );
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if ( $action === 'delete' ) {
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$topmessage = $this->msg( 'interwiki_delquestion', $prefix )->text();
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$intromessage = $this->msg( 'interwiki_deleting', $prefix )->escaped();
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$wpPrefix = Html::hidden( 'wpInterwikiPrefix', $prefix );
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$button = 'delete';
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$formContent = '';
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} elseif ( $action === 'edit' ) {
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$dbr = wfGetDB( DB_SLAVE );
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$row = $dbr->selectRow( 'interwiki', '*', array( 'iw_prefix' => $prefix ), __METHOD__ );
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if ( !$row ) {
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$this->error( 'interwiki_editerror', $prefix );
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return;
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}
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$prefix = $prefixElement = $row->iw_prefix;
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$defaulturl = $row->iw_url;
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$trans = $row->iw_trans;
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$local = $row->iw_local;
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$wpPrefix = Html::hidden( 'wpInterwikiPrefix', $row->iw_prefix );
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$topmessage = $this->msg( 'interwiki_edittext' )->text();
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$intromessage = $this->msg( 'interwiki_editintro' )->escaped();
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$button = 'edit';
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} elseif ( $action === 'add' ) {
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$prefix = $request->getVal( 'wpInterwikiPrefix', $request->getVal( 'prefix' ) );
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$prefixElement = Xml::input( 'wpInterwikiPrefix', 20, $prefix,
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array( 'tabindex' => 1, 'id' => 'mw-interwiki-prefix', 'maxlength' => 20 ) );
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$local = $request->getCheck( 'wpInterwikiLocal' );
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$trans = $request->getCheck( 'wpInterwikiTrans' );
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$defaulturl = $request->getVal( 'wpInterwikiURL', $this->msg( 'interwiki-defaulturl' )->text() );
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$topmessage = $this->msg( 'interwiki_addtext' )->text();
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$intromessage = $this->msg( 'interwiki_addintro' )->escaped();
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$button = 'interwiki_addbutton';
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}
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if ( $action === 'add' || $action === 'edit' ) {
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$formContent = Html::rawElement( 'tr', null,
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Html::element( 'td', $label, $this->msg( 'interwiki-prefix-label' )->text() ) .
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Html::rawElement( 'td', null, '<tt>' . $prefixElement . '</tt>' )
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) . Html::rawElement(
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'tr',
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null,
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Html::rawElement(
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'td',
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$label,
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Xml::label( $this->msg( 'interwiki-local-label' )->text(), 'mw-interwiki-local' )
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) .
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Html::rawElement(
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'td',
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$input,
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Xml::check( 'wpInterwikiLocal', $local, array( 'id' => 'mw-interwiki-local' ) )
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)
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) . Html::rawElement( 'tr', null,
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Html::rawElement(
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'td',
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$label,
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Xml::label( $this->msg( 'interwiki-trans-label' )->text(), 'mw-interwiki-trans' )
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) .
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Html::rawElement(
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'td',
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$input, Xml::check( 'wpInterwikiTrans', $trans, array( 'id' => 'mw-interwiki-trans' ) ) )
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) . Html::rawElement( 'tr', null,
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Html::rawElement(
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'td',
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$label,
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Xml::label( $this->msg( 'interwiki-url-label' )->text(), 'mw-interwiki-url' )
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) .
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Html::rawElement( 'td', $input, Xml::input( 'wpInterwikiURL', 60, $defaulturl,
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array( 'tabindex' => 1, 'maxlength' => 200, 'id' => 'mw-interwiki-url' ) ) )
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);
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}
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$form = Xml::fieldset( $topmessage, Html::rawElement(
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'form',
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array(
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'id' => "mw-interwiki-{$action}form",
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'method' => 'post',
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'action' => $this->getPageTitle()->getLocalUrl( array(
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'action' => 'submit',
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'prefix' => $prefix
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) )
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),
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Html::rawElement( 'p', null, $intromessage ) .
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Html::rawElement( 'table', array( 'id' => "mw-interwiki-{$action}" ),
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$formContent . Html::rawElement( 'tr', null,
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Html::rawElement( 'td', $label, Xml::label( $this->msg( 'interwiki_reasonfield' )->text(),
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"mw-interwiki-{$action}reason" ) ) .
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Html::rawElement( 'td', $input, Xml::input( 'wpInterwikiReason', 60, '',
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array( 'tabindex' => 1, 'id' => "mw-interwiki-{$action}reason", 'maxlength' => 200 ) ) )
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) . Html::rawElement( 'tr', null,
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Html::rawElement( 'td', null, '' ) .
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Html::rawElement( 'td', array( 'class' => 'mw-submit' ),
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Xml::submitButton( $this->msg( $button )->text(), array( 'id' => 'mw-interwiki-submit' ) ) )
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) . $wpPrefix .
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Html::hidden( 'wpEditToken', $this->getUser()->getEditToken() ) .
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Html::hidden( 'wpInterwikiAction', $action )
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)
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) );
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$this->getOutput()->addHTML( $form );
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return;
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}
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function doSubmit() {
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global $wgContLang;
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$request = $this->getRequest();
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$prefix = $request->getVal( 'wpInterwikiPrefix' );
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$do = $request->getVal( 'wpInterwikiAction' );
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// Show an error if the prefix is invalid (only when adding one).
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// Invalid characters for a title should also be invalid for a prefix.
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// Whitespace, ':', '&' and '=' are invalid, too.
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// (Bug 30599).
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global $wgLegalTitleChars;
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$validPrefixChars = preg_replace( '/[ :&=]/', '', $wgLegalTitleChars );
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if ( preg_match( "/\s|[^$validPrefixChars]/", $prefix ) && $do === 'add' ) {
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$this->error( 'interwiki-badprefix', htmlspecialchars( $prefix ) );
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$this->showForm( $do );
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return;
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}
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$reason = $request->getText( 'wpInterwikiReason' );
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$selfTitle = $this->getPageTitle();
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$dbw = wfGetDB( DB_MASTER );
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switch ( $do ) {
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case 'delete':
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$dbw->delete( 'interwiki', array( 'iw_prefix' => $prefix ), __METHOD__ );
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if ( $dbw->affectedRows() === 0 ) {
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$this->error( 'interwiki_delfailed', $prefix );
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$this->showForm( $do );
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} else {
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$this->getOutput()->addWikiMsg( 'interwiki_deleted', $prefix );
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$log = new LogPage( 'interwiki' );
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$log->addEntry( 'iw_delete', $selfTitle, $reason, array( $prefix ) );
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Interwiki::invalidateCache( $prefix );
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}
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break;
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case 'add':
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$prefix = $wgContLang->lc( $prefix );
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// N.B.: no break!
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case 'edit':
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$theurl = $request->getVal( 'wpInterwikiURL' );
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$local = $request->getCheck( 'wpInterwikiLocal' ) ? 1 : 0;
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$trans = $request->getCheck( 'wpInterwikiTrans' ) ? 1 : 0;
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$data = array(
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'iw_prefix' => $prefix,
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'iw_url' => $theurl,
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'iw_local' => $local,
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'iw_trans' => $trans
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);
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if ( $prefix === '' || $theurl === '' ) {
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$this->error( 'interwiki-submit-empty' );
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$this->showForm( $do );
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return;
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}
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// Simple URL validation: check that the protocol is one of
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// the supported protocols for this wiki.
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// (bug 30600)
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if ( !wfParseUrl( $theurl ) ) {
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$this->error( 'interwiki-submit-invalidurl' );
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$this->showForm( $do );
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return;
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}
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if ( $do === 'add' ) {
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$dbw->insert( 'interwiki', $data, __METHOD__, 'IGNORE' );
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} else { // $do === 'edit'
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$dbw->update( 'interwiki', $data, array( 'iw_prefix' => $prefix ), __METHOD__, 'IGNORE' );
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}
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// used here: interwiki_addfailed, interwiki_added, interwiki_edited
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if ( $dbw->affectedRows() === 0 ) {
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$this->error( "interwiki_{$do}failed", $prefix );
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$this->showForm( $do );
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} else {
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$this->getOutput()->addWikiMsg( "interwiki_{$do}ed", $prefix );
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$log = new LogPage( 'interwiki' );
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$log->addEntry( 'iw_' . $do, $selfTitle, $reason, array( $prefix, $theurl, $trans, $local ) );
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Interwiki::invalidateCache( $prefix );
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}
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break;
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}
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}
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function showList() {
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global $wgInterwikiCentralDB, $wgInterwikiViewOnly;
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$canModify = $this->canModify();
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// Build lists
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if ( !method_exists( 'Interwiki', 'getAllPrefixes' ) ) {
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// version 2.0 is not backwards compatible (but will still display a nice error)
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$this->error( 'interwiki_error' );
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return;
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}
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$iwPrefixes = Interwiki::getAllPrefixes( null );
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$iwGlobalPrefixes = array();
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if ( $wgInterwikiCentralDB !== null && $wgInterwikiCentralDB !== wfWikiId() ) {
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// Fetch list from global table
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$dbrCentralDB = wfGetDB( DB_SLAVE, array(), $wgInterwikiCentralDB );
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$res = $dbrCentralDB->select( 'interwiki', '*', false, __METHOD__ );
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$retval = array();
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foreach ( $res as $row ) {
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$row = (array)$row;
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if ( !Language::fetchLanguageName( $row['iw_prefix'] ) ) {
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$retval[] = $row;
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}
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}
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$iwGlobalPrefixes = $retval;
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}
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// Split out language links
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$iwLocalPrefixes = array();
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$iwLanguagePrefixes = array();
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foreach ( $iwPrefixes as $iwPrefix ) {
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if ( Language::fetchLanguageName( $iwPrefix['iw_prefix'] ) ) {
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$iwLanguagePrefixes[] = $iwPrefix;
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} else {
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$iwLocalPrefixes[] = $iwPrefix;
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}
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}
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// Page intro content
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$this->getOutput()->addWikiMsg( 'interwiki_intro' );
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// Add 'view log' link when possible
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if ( $wgInterwikiViewOnly === false ) {
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$logLink = Linker::link(
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SpecialPage::getTitleFor( 'Log', 'interwiki' ),
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$this->msg( 'interwiki-logtext' )->escaped()
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);
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$this->getOutput()->addHTML( '<p class="mw-interwiki-log">' . $logLink . '</p>' );
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}
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// Add 'add' link
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if ( $canModify ) {
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if ( count( $iwGlobalPrefixes ) !== 0 ) {
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$addtext = $this->msg( 'interwiki-addtext-local' )->escaped();
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} else {
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$addtext = $this->msg( 'interwiki_addtext' )->escaped();
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}
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$addlink = Linker::linkKnown( $this->getPageTitle( 'add' ), $addtext );
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$this->getOutput()->addHTML( '<p class="mw-interwiki-addlink">' . $addlink . '</p>' );
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}
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$this->getOutput()->addWikiMsg( 'interwiki-legend' );
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if ( !is_array( $iwPrefixes ) || count( $iwPrefixes ) === 0 ) {
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if ( !is_array( $iwGlobalPrefixes ) || count( $iwGlobalPrefixes ) === 0 ) {
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// If the interwiki table(s) are empty, display an error message
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$this->error( 'interwiki_error' );
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return;
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}
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}
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// Add the global table
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if ( count( $iwGlobalPrefixes ) !== 0 ) {
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$this->getOutput()->addHTML(
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'<h2 id="interwikitable-global">' .
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$this->msg( 'interwiki-global-links' )->parse() .
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'</h2>'
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);
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$this->getOutput()->addWikiMsg( 'interwiki-global-description' );
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// $canModify is false here because this is just a display of remote data
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$this->makeTable( false, $iwGlobalPrefixes );
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}
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// Add the local table
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if ( count( $iwLocalPrefixes ) !== 0 ) {
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if ( count( $iwGlobalPrefixes ) !== 0 ) {
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$this->getOutput()->addHTML(
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'<h2 id="interwikitable-local">' .
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$this->msg( 'interwiki-local-links' )->parse() .
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'</h2>'
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);
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$this->getOutput()->addWikiMsg( 'interwiki-local-description' );
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} else {
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$this->getOutput()->addHTML(
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'<h2 id="interwikitable-local">' .
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$this->msg( 'interwiki-links' )->parse() .
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'</h2>'
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);
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$this->getOutput()->addWikiMsg( 'interwiki-description' );
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}
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$this->makeTable( $canModify, $iwLocalPrefixes );
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}
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// Add the language table
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if ( count( $iwLanguagePrefixes ) !== 0 ) {
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$this->getOutput()->addHTML(
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'<h2 id="interwikitable-language">' .
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$this->msg( 'interwiki-language-links' )->parse() .
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'</h2>'
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);
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$this->getOutput()->addWikiMsg( 'interwiki-language-description' );
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$this->makeTable( $canModify, $iwLanguagePrefixes );
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}
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}
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function makeTable( $canModify, $iwPrefixes ) {
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// Output the existing Interwiki prefixes table header
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$out = '';
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$out .= Html::openElement(
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'table',
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array( 'class' => 'mw-interwikitable wikitable sortable body' )
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) . "\n";
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$out .= Html::openElement( 'tr', array( 'class' => 'interwikitable-header' ) ) .
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Html::element( 'th', null, $this->msg( 'interwiki_prefix' )->text() ) .
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Html::element( 'th', null, $this->msg( 'interwiki_url' )->text() ) .
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Html::element( 'th', null, $this->msg( 'interwiki_local' )->text() ) .
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Html::element( 'th', null, $this->msg( 'interwiki_trans' )->text() ) .
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( $canModify ?
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Html::element(
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'th',
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array( 'class' => 'unsortable' ),
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$this->msg( 'interwiki_edit' )->text()
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) :
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''
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);
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$out .= Html::closeElement( 'tr' ) . "\n";
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$selfTitle = $this->getPageTitle();
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// Output the existing Interwiki prefixes table rows
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foreach ( $iwPrefixes as $iwPrefix ) {
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$out .= Html::openElement( 'tr', array( 'class' => 'mw-interwikitable-row' ) );
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$out .= Html::element( 'td', array( 'class' => 'mw-interwikitable-prefix' ),
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$iwPrefix['iw_prefix'] );
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$out .= Html::element(
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'td',
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array( 'class' => 'mw-interwikitable-url' ),
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$iwPrefix['iw_url']
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);
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$attribs = array( 'class' => 'mw-interwikitable-local' );
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// Green background for cells with "yes".
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if ( isset( $iwPrefix['iw_local'] ) && $iwPrefix['iw_local'] ) {
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$attribs['class'] .= ' mw-interwikitable-local-yes';
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}
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// The messages interwiki_0 and interwiki_1 are used here.
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$contents = isset( $iwPrefix['iw_local'] ) ?
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$this->msg( 'interwiki_' . $iwPrefix['iw_local'] )->text() :
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'-';
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$out .= Html::element( 'td', $attribs, $contents );
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$attribs = array( 'class' => 'mw-interwikitable-trans' );
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// Green background for cells with "yes".
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if ( isset( $iwPrefix['iw_trans'] ) && $iwPrefix['iw_trans'] ) {
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$attribs['class'] .= ' mw-interwikitable-trans-yes';
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}
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// The messages interwiki_0 and interwiki_1 are used here.
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$contents = isset( $iwPrefix['iw_trans'] ) ?
|
|
$this->msg( 'interwiki_' . $iwPrefix['iw_trans'] )->text() :
|
|
'-';
|
|
$out .= Html::element( 'td', $attribs, $contents );
|
|
|
|
// Additional column when the interwiki table can be modified.
|
|
if ( $canModify ) {
|
|
$out .= Html::rawElement( 'td', array( 'class' => 'mw-interwikitable-modify' ),
|
|
Linker::linkKnown( $selfTitle, $this->msg( 'edit' )->escaped(), array(),
|
|
array( 'action' => 'edit', 'prefix' => $iwPrefix['iw_prefix'] ) ) .
|
|
$this->msg( 'comma-separator' ) .
|
|
Linker::linkKnown( $selfTitle, $this->msg( 'delete' )->escaped(), array(),
|
|
array( 'action' => 'delete', 'prefix' => $iwPrefix['iw_prefix'] ) )
|
|
);
|
|
}
|
|
$out .= Html::closeElement( 'tr' ) . "\n";
|
|
}
|
|
$out .= Html::closeElement( 'table' );
|
|
|
|
$this->getOutput()->addHTML( $out );
|
|
}
|
|
|
|
function error() {
|
|
$args = func_get_args();
|
|
$this->getOutput()->wrapWikiMsg( "<p class='error'>$1</p>", $args );
|
|
}
|
|
|
|
protected function getGroupName() {
|
|
return 'wiki';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Needed to pass the URL as a raw parameter, because it contains $1
|
|
*/
|
|
class InterwikiLogFormatter extends LogFormatter {
|
|
/**
|
|
* @return array
|
|
*/
|
|
protected function getMessageParameters() {
|
|
$params = parent::getMessageParameters();
|
|
if ( isset( $params[4] ) ) {
|
|
$params[4] = Message::rawParam( htmlspecialchars( $params[4] ) );
|
|
}
|
|
return $params;
|
|
}
|
|
}
|