mediawiki-extensions-Interwiki/includes/SpecialInterwiki.php
Umherirrender b784e7d527 build: Updating mediawiki/mediawiki-phan-config to 0.8.0
Remove array check, because the variable always array at this location

Bug: T235049
Change-Id: Ieb1287c1b02715dd69aa83e4485fe090883023ed
2019-11-03 19:20:27 +01:00

567 lines
17 KiB
PHP

<?php
use MediaWiki\MediaWikiServices;
/**
* Implements Special:Interwiki
* @ingroup SpecialPage
*/
class SpecialInterwiki extends SpecialPage {
/**
* Constructor - sets up the new special page
*/
public function __construct() {
parent::__construct( 'Interwiki' );
}
public function doesWrites() {
return true;
}
/**
* Different description will be shown on Special:SpecialPage depending on
* whether the user can modify the data.
*
* @return string
*/
public function getDescription() {
return $this->msg( $this->canModify() ?
'interwiki' : 'interwiki-title-norights' )->plain();
}
public function getSubpagesForPrefixSearch() {
// delete, edit both require the prefix parameter.
return [ 'add' ];
}
/**
* Show the special page
*
* @param string|null $par parameter passed to the page or null
*/
public function execute( $par ) {
$this->setHeaders();
$this->outputHeader();
$out = $this->getOutput();
$request = $this->getRequest();
$out->addModuleStyles( 'ext.interwiki.specialpage' );
$action = $par ?: $request->getVal( 'action', $par );
if ( !in_array( $action, [ 'add', 'edit', 'delete' ] ) || !$this->canModify( $out ) ) {
$this->showList();
} else {
$this->showForm( $action );
}
}
/**
* Returns boolean whether the user can modify the data.
* @param OutputPage|bool $out If $wgOut object given, it adds the respective error message.
* @throws PermissionsError|ReadOnlyError
* @return bool
*/
public function canModify( $out = false ) {
global $wgInterwikiCache;
if ( !$this->getUser()->isAllowed( 'interwiki' ) ) {
// Check permissions
if ( $out ) {
throw new PermissionsError( 'interwiki' );
}
return false;
} elseif ( $wgInterwikiCache ) {
// Editing the interwiki cache is not supported
if ( $out ) {
$out->addWikiMsg( 'interwiki-cached' );
}
return false;
} elseif ( wfReadOnly() ) {
throw new ReadOnlyError;
}
return true;
}
/**
* @param string $action The action of the form
*/
protected function showForm( $action ) {
$formDescriptor = [];
$hiddenFields = [
'action' => $action,
];
$status = Status::newGood();
$request = $this->getRequest();
$prefix = $request->getVal( 'prefix', $request->getVal( 'hiddenPrefix' ) );
switch ( $action ) {
case 'add':
case 'edit':
$formDescriptor = [
'prefix' => [
'type' => 'text',
'label-message' => 'interwiki-prefix-label',
'name' => 'prefix',
],
'local' => [
'type' => 'check',
'id' => 'mw-interwiki-local',
'label-message' => 'interwiki-local-label',
'name' => 'local',
],
'trans' => [
'type' => 'check',
'id' => 'mw-interwiki-trans',
'label-message' => 'interwiki-trans-label',
'name' => 'trans',
],
'url' => [
'type' => 'url',
'id' => 'mw-interwiki-url',
'label-message' => 'interwiki-url-label',
'maxlength' => 200,
'name' => 'wpInterwikiURL',
'size' => 60,
'tabindex' => 1,
],
'reason' => [
'type' => 'text',
'id' => "mw-interwiki-{$action}reason",
'label-message' => 'interwiki_reasonfield',
'maxlength' => 200,
'name' => 'wpInterwikiReason',
'size' => 60,
'tabindex' => 1,
],
];
break;
case 'delete':
$formDescriptor = [
'prefix' => [
'type' => 'hidden',
'name' => 'prefix',
'default' => $prefix,
],
'reason' => [
'type' => 'text',
'name' => 'reason',
'label-message' => 'interwiki_reasonfield',
],
];
break;
}
$formDescriptor['hiddenPrefix'] = [
'type' => 'hidden',
'name' => 'hiddenPrefix',
'default' => $prefix,
];
if ( $action === 'edit' ) {
$dbr = wfGetDB( DB_REPLICA );
$row = $dbr->selectRow( 'interwiki', '*', [ 'iw_prefix' => $prefix ], __METHOD__ );
$formDescriptor['prefix']['disabled'] = true;
$formDescriptor['prefix']['default'] = $prefix;
$hiddenFields['prefix'] = $prefix;
if ( !$row ) {
$status->fatal( 'interwiki_editerror', $prefix );
} else {
$formDescriptor['url']['default'] = $row->iw_url;
$formDescriptor['url']['trans'] = $row->iw_trans;
$formDescriptor['url']['local'] = $row->iw_local;
}
}
if ( !$status->isOK() ) {
$formDescriptor = [];
}
$htmlForm = HTMLForm::factory( 'ooui', $formDescriptor, $this->getContext() );
$htmlForm
->addHiddenFields( $hiddenFields )
->setSubmitCallback( [ $this, 'onSubmit' ] );
if ( $status->isOK() ) {
if ( $action === 'delete' ) {
$htmlForm->setSubmitDestructive();
}
$htmlForm->setSubmitTextMsg( $action !== 'add' ? $action : 'interwiki_addbutton' )
->setIntro( $this->msg( $action !== 'delete' ? "interwiki_{$action}intro" :
'interwiki_deleting', $prefix ) )
->show();
} else {
$htmlForm->suppressDefaultSubmit()
->prepareForm()
->displayForm( $status );
}
$this->getOutput()->addBacklinkSubtitle( $this->getPageTitle() );
}
public function onSubmit( array $data ) {
global $wgInterwikiCentralInterlanguageDB;
$status = Status::newGood();
$request = $this->getRequest();
$prefix = $this->getRequest()->getVal( 'prefix', '' );
$do = $request->getVal( 'action' );
// Show an error if the prefix is invalid (only when adding one).
// Invalid characters for a title should also be invalid for a prefix.
// Whitespace, ':', '&' and '=' are invalid, too.
// (Bug 30599).
global $wgLegalTitleChars;
$validPrefixChars = preg_replace( '/[ :&=]/', '', $wgLegalTitleChars );
if ( $do === 'add' && preg_match( "/\s|[^$validPrefixChars]/", $prefix ) ) {
$status->fatal( 'interwiki-badprefix', htmlspecialchars( $prefix ) );
return $status;
}
// Disallow adding local interlanguage definitions if using global
if (
$do === 'add' && Language::fetchLanguageName( $prefix )
&& $wgInterwikiCentralInterlanguageDB !== wfWikiID()
&& $wgInterwikiCentralInterlanguageDB !== null
) {
$status->fatal( 'interwiki-cannotaddlocallanguage', htmlspecialchars( $prefix ) );
return $status;
}
$reason = $data['reason'];
$selfTitle = $this->getPageTitle();
$lookup = MediaWikiServices::getInstance()->getInterwikiLookup();
$dbw = wfGetDB( DB_MASTER );
switch ( $do ) {
case 'delete':
$dbw->delete( 'interwiki', [ 'iw_prefix' => $prefix ], __METHOD__ );
if ( $dbw->affectedRows() === 0 ) {
$status->fatal( 'interwiki_delfailed', $prefix );
} else {
$this->getOutput()->addWikiMsg( 'interwiki_deleted', $prefix );
$log = new LogPage( 'interwiki' );
$log->addEntry( 'iw_delete', $selfTitle, $reason, [ $prefix ] );
$lookup->invalidateCache( $prefix );
}
break;
/** @noinspection PhpMissingBreakStatementInspection */
case 'add':
$contLang = MediaWikiServices::getInstance()->getContentLanguage();
$prefix = $contLang->lc( $prefix );
case 'edit':
$theurl = $data['url'];
$local = $data['local'] ? 1 : 0;
$trans = $data['trans'] ? 1 : 0;
$rows = [
'iw_prefix' => $prefix,
'iw_url' => $theurl,
'iw_local' => $local,
'iw_trans' => $trans
];
if ( $prefix === '' || $theurl === '' ) {
$status->fatal( 'interwiki-submit-empty' );
break;
}
// Simple URL validation: check that the protocol is one of
// the supported protocols for this wiki.
// (bug 30600)
if ( !wfParseUrl( $theurl ) ) {
$status->fatal( 'interwiki-submit-invalidurl' );
break;
}
if ( $do === 'add' ) {
$dbw->insert( 'interwiki', $rows, __METHOD__, [ 'IGNORE' ] );
} else { // $do === 'edit'
$dbw->update( 'interwiki', $rows, [ 'iw_prefix' => $prefix ], __METHOD__, [ 'IGNORE' ] );
}
// used here: interwiki_addfailed, interwiki_added, interwiki_edited
if ( $dbw->affectedRows() === 0 ) {
$status->fatal( "interwiki_{$do}failed", $prefix );
} else {
$this->getOutput()->addWikiMsg( "interwiki_{$do}ed", $prefix );
$log = new LogPage( 'interwiki' );
$log->addEntry( 'iw_' . $do, $selfTitle, $reason, [ $prefix, $theurl, $trans, $local ] );
$lookup->invalidateCache( $prefix );
}
break;
}
return $status;
}
protected function showList() {
global $wgInterwikiCentralDB, $wgInterwikiCentralInterlanguageDB, $wgInterwikiViewOnly;
$canModify = $this->canModify();
// Build lists
$lookup = MediaWikiServices::getInstance()->getInterwikiLookup();
$iwPrefixes = $lookup->getAllPrefixes( null );
$iwGlobalPrefixes = [];
$iwGlobalLanguagePrefixes = [];
if ( $wgInterwikiCentralDB !== null && $wgInterwikiCentralDB !== wfWikiID() ) {
// Fetch list from global table
$dbrCentralDB = wfGetDB( DB_REPLICA, [], $wgInterwikiCentralDB );
$res = $dbrCentralDB->select( 'interwiki', '*', false, __METHOD__ );
$retval = [];
foreach ( $res as $row ) {
$row = (array)$row;
if ( !Language::fetchLanguageName( $row['iw_prefix'] ) ) {
$retval[] = $row;
}
}
$iwGlobalPrefixes = $retval;
}
// Almost the same loop as above, but for global inter*language* links, whereas the above is for
// global inter*wiki* links
$usingGlobalInterlangLinks = ( $wgInterwikiCentralInterlanguageDB !== null );
$isGlobalInterlanguageDB = ( $wgInterwikiCentralInterlanguageDB === wfWikiID() );
$usingGlobalLanguages = $usingGlobalInterlangLinks && !$isGlobalInterlanguageDB;
if ( $usingGlobalLanguages ) {
// Fetch list from global table
$dbrCentralLangDB = wfGetDB( DB_REPLICA, [], $wgInterwikiCentralInterlanguageDB );
$res = $dbrCentralLangDB->select( 'interwiki', '*', false, __METHOD__ );
$retval2 = [];
foreach ( $res as $row ) {
$row = (array)$row;
// Note that the above DB query explicitly *excludes* interlang ones
// (which makes sense), whereas here we _only_ care about interlang ones!
if ( Language::fetchLanguageName( $row['iw_prefix'] ) ) {
$retval2[] = $row;
}
}
$iwGlobalLanguagePrefixes = $retval2;
}
// Split out language links
$iwLocalPrefixes = [];
$iwLanguagePrefixes = [];
foreach ( $iwPrefixes as $iwPrefix ) {
if ( Language::fetchLanguageName( $iwPrefix['iw_prefix'] ) ) {
$iwLanguagePrefixes[] = $iwPrefix;
} else {
$iwLocalPrefixes[] = $iwPrefix;
}
}
// If using global interlanguage links, just ditch the data coming from the
// local table and overwrite it with the global data
if ( $usingGlobalInterlangLinks ) {
unset( $iwLanguagePrefixes );
$iwLanguagePrefixes = $iwGlobalLanguagePrefixes;
}
// Page intro content
$this->getOutput()->addWikiMsg( 'interwiki_intro' );
// Add 'view log' link when possible
if ( $wgInterwikiViewOnly === false ) {
$logLink = $this->getLinkRenderer()->makeLink(
SpecialPage::getTitleFor( 'Log', 'interwiki' ),
$this->msg( 'interwiki-logtext' )->text()
);
$this->getOutput()->addHTML( '<p class="mw-interwiki-log">' . $logLink . '</p>' );
}
// Add 'add' link
if ( $canModify ) {
if ( count( $iwGlobalPrefixes ) !== 0 ) {
if ( $usingGlobalLanguages ) {
$addtext = 'interwiki-addtext-local-nolang';
} else {
$addtext = 'interwiki-addtext-local';
}
} else {
if ( $usingGlobalLanguages ) {
$addtext = 'interwiki-addtext-nolang';
} else {
$addtext = 'interwiki_addtext';
}
}
$addtext = $this->msg( $addtext )->text();
$addlink = $this->getLinkRenderer()->makeKnownLink(
$this->getPageTitle( 'add' ), $addtext );
$this->getOutput()->addHTML(
'<p class="mw-interwiki-addlink">' . $addlink . '</p>' );
}
$this->getOutput()->addWikiMsg( 'interwiki-legend' );
if ( $iwPrefixes === [] && $iwGlobalPrefixes === [] ) {
// If the interwiki table(s) are empty, display an error message
$this->error( 'interwiki_error' );
return;
}
// Add the global table
if ( count( $iwGlobalPrefixes ) !== 0 ) {
$this->getOutput()->addHTML(
'<h2 id="interwikitable-global">' .
$this->msg( 'interwiki-global-links' )->parse() .
'</h2>'
);
$this->getOutput()->addWikiMsg( 'interwiki-global-description' );
// $canModify is false here because this is just a display of remote data
$this->makeTable( false, $iwGlobalPrefixes );
}
// Add the local table
if ( count( $iwLocalPrefixes ) !== 0 ) {
if ( count( $iwGlobalPrefixes ) !== 0 ) {
$this->getOutput()->addHTML(
'<h2 id="interwikitable-local">' .
$this->msg( 'interwiki-local-links' )->parse() .
'</h2>'
);
$this->getOutput()->addWikiMsg( 'interwiki-local-description' );
} else {
$this->getOutput()->addHTML(
'<h2 id="interwikitable-local">' .
$this->msg( 'interwiki-links' )->parse() .
'</h2>'
);
$this->getOutput()->addWikiMsg( 'interwiki-description' );
}
$this->makeTable( $canModify, $iwLocalPrefixes );
}
// Add the language table
if ( count( $iwLanguagePrefixes ) !== 0 ) {
if ( $usingGlobalLanguages ) {
$header = 'interwiki-global-language-links';
$description = 'interwiki-global-language-description';
} else {
$header = 'interwiki-language-links';
$description = 'interwiki-language-description';
}
$this->getOutput()->addHTML(
'<h2 id="interwikitable-language">' .
$this->msg( $header )->parse() .
'</h2>'
);
$this->getOutput()->addWikiMsg( $description );
// When using global interlanguage links, don't allow them to be modified
// except on the source wiki
$canModify = ( $usingGlobalLanguages ? false : $canModify );
$this->makeTable( $canModify, $iwLanguagePrefixes );
}
}
protected function makeTable( $canModify, $iwPrefixes ) {
// Output the existing Interwiki prefixes table header
$out = '';
$out .= Html::openElement(
'table',
[ 'class' => 'mw-interwikitable wikitable sortable body' ]
) . "\n";
$out .= Html::openElement( 'thead' ) .
Html::openElement( 'tr', [ 'class' => 'interwikitable-header' ] ) .
Html::element( 'th', null, $this->msg( 'interwiki_prefix' )->text() ) .
Html::element( 'th', null, $this->msg( 'interwiki_url' )->text() ) .
Html::element( 'th', null, $this->msg( 'interwiki_local' )->text() ) .
Html::element( 'th', null, $this->msg( 'interwiki_trans' )->text() ) .
( $canModify ?
Html::element(
'th',
[ 'class' => 'unsortable' ],
$this->msg( 'interwiki_edit' )->text()
) :
''
);
$out .= Html::closeElement( 'tr' ) .
Html::closeElement( 'thead' ) . "\n" .
Html::openElement( 'tbody' );
$selfTitle = $this->getPageTitle();
// Output the existing Interwiki prefixes table rows
foreach ( $iwPrefixes as $iwPrefix ) {
$out .= Html::openElement( 'tr', [ 'class' => 'mw-interwikitable-row' ] );
$out .= Html::element( 'td', [ 'class' => 'mw-interwikitable-prefix' ],
$iwPrefix['iw_prefix'] );
$out .= Html::element(
'td',
[ 'class' => 'mw-interwikitable-url' ],
$iwPrefix['iw_url']
);
$attribs = [ 'class' => 'mw-interwikitable-local' ];
// Green background for cells with "yes".
if ( isset( $iwPrefix['iw_local'] ) && $iwPrefix['iw_local'] ) {
$attribs['class'] .= ' mw-interwikitable-local-yes';
}
// The messages interwiki_0 and interwiki_1 are used here.
$contents = isset( $iwPrefix['iw_local'] ) ?
$this->msg( 'interwiki_' . $iwPrefix['iw_local'] )->text() :
'-';
$out .= Html::element( 'td', $attribs, $contents );
$attribs = [ 'class' => 'mw-interwikitable-trans' ];
// Green background for cells with "yes".
if ( isset( $iwPrefix['iw_trans'] ) && $iwPrefix['iw_trans'] ) {
$attribs['class'] .= ' mw-interwikitable-trans-yes';
}
// The messages interwiki_0 and interwiki_1 are used here.
$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', [ 'class' => 'mw-interwikitable-modify' ],
$this->getLinkRenderer()->makeKnownLink(
$selfTitle,
$this->msg( 'edit' )->text(),
[],
[ 'action' => 'edit', 'prefix' => $iwPrefix['iw_prefix'] ]
) .
$this->msg( 'comma-separator' )->escaped() .
$this->getLinkRenderer()->makeKnownLink(
$selfTitle,
$this->msg( 'delete' )->text(),
[],
[ 'action' => 'delete', 'prefix' => $iwPrefix['iw_prefix'] ]
)
);
}
$out .= Html::closeElement( 'tr' ) . "\n";
}
$out .= Html::closeElement( 'tbody' ) .
Html::closeElement( 'table' );
$this->getOutput()->addHTML( $out );
$this->getOutput()->addModuleStyles( 'jquery.tablesorter.styles' );
$this->getOutput()->addModules( 'jquery.tablesorter' );
}
/**
* @param string ...$args
*/
protected function error( ...$args ) {
$this->getOutput()->wrapWikiMsg( "<p class='error'>$1</p>", $args );
}
protected function getGroupName() {
return 'wiki';
}
}