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<?php
/**
* Special:Gadgets, provides a preview of MediaWiki:Gadgets.
*
* @file
* @ingroup SpecialPage
* @author Daniel Kinzler, brightbyte.de
* @copyright © 2007 Daniel Kinzler
* @license GNU General Public License 2.0 or later
*/
class SpecialGadgets extends SpecialPage {
public function __construct() {
parent::__construct( 'Gadgets', '', true );
}
/**
* Main execution function
* @param $par array Parameters passed to the page
*/
public function execute( $par ) {
$parts = explode( '/', $par );
if ( count( $parts ) == 2 && $parts[0] == 'export' ) {
$this->showExportForm( $parts[1] );
} else {
$this->showMainForm();
}
}
/**
* Displays form showing the list of installed gadgets
*/
public function showMainForm() {
global $wgContLang;
$output = $this->getOutput();
$this->setHeaders();
$output->setPagetitle( $this->msg( 'gadgets-title' ) );
$output->addWikiMsg( 'gadgets-pagetext' );
$gadgets = GadgetRepo::singleton()->getStructuredList();
if ( !$gadgets ) {
return;
}
$output->disallowUserJs();
$lang = $this->getLanguage();
$langSuffix = "";
if ( $lang->getCode() != $wgContLang->getCode() ) {
$langSuffix = "/" . $lang->getCode();
}
$listOpen = false;
$editInterfaceMessage = $this->getUser()->isAllowed( 'editinterface' )
? 'edit'
: 'viewsource';
foreach ( $gadgets as $section => $entries ) {
if ( $section !== false && $section !== '' ) {
$t = Title::makeTitleSafe( NS_MEDIAWIKI, "Gadget-section-$section$langSuffix" );
$lnkTarget = $t
? Linker::link( $t, $this->msg( $editInterfaceMessage )->escaped(), array(), array( 'action' => 'edit' ) )
: htmlspecialchars( $section );
$lnk = "    [$lnkTarget]";
$ttext = $this->msg( "gadget-section-$section" )->parse();
if ( $listOpen ) {
$output->addHTML( Xml::closeElement( 'ul' ) . "\n" );
$listOpen = false;
}
$output->addHTML( Html::rawElement( 'h2', array(), $ttext . $lnk ) . "\n" );
}
/**
* @var $gadget Gadget
*/
foreach ( $entries as $gadget ) {
$t = Title::makeTitleSafe( NS_MEDIAWIKI, "Gadget-{$gadget->getName()}$langSuffix" );
if ( !$t ) {
continue;
}
$links = array();
$links[] = Linker::link(
$t,
$this->msg( $editInterfaceMessage )->escaped(),
array(),
array( 'action' => 'edit' )
);
$links[] = Linker::link(
$this->getPageTitle( "export/{$gadget->getName()}" ),
$this->msg( 'gadgets-export' )->escaped()
);
$ttext = $this->msg( "gadget-{$gadget->getName()}" )->parse();
if ( !$listOpen ) {
$listOpen = true;
$output->addHTML( Xml::openElement( 'ul' ) );
}
$lnk = '  ' .
$this->msg( 'parentheses' )->rawParams( $lang->pipeList( $links ) )->escaped();
$output->addHTML( Xml::openElement( 'li' ) .
$ttext . $lnk . "<br />" .
$this->msg( 'gadgets-uses' )->escaped() .
$this->msg( 'colon-separator' )->escaped()
);
$lnk = array();
foreach ( $gadget->getScriptsAndStyles() as $codePage ) {
$t = Title::newFromText( $codePage );
if ( !$t ) {
continue;
}
$lnk[] = Linker::link( $t, htmlspecialchars( $t->getText() ) );
}
$output->addHTML( $lang->commaList( $lnk ) );
if ( $gadget->getLegacyScripts() ) {
$output->addHTML( '<br />' . Html::rawElement(
'span',
array( 'class' => 'mw-gadget-legacy errorbox' ),
$this->msg( 'gadgets-legacy' )->parse()
) );
}
$rights = array();
foreach ( $gadget->getRequiredRights() as $right ) {
$rights[] = '* ' . $this->msg( "right-$right" )->plain();
}
if ( count( $rights ) ) {
$output->addHTML( '<br />' .
$this->msg( 'gadgets-required-rights', implode( "\n", $rights ), count( $rights ) )->parse()
);
}
$requiredSkins = $gadget->getRequiredSkins();
// $requiredSkins can be an array or true (if all skins are supported)
if ( is_array( $requiredSkins ) ) {
$skins = array();
$validskins = Skin::getSkinNames();
foreach ( $requiredSkins as $skinid ) {
if ( isset( $validskins[$skinid] ) ) {
$skins[] = $this->msg( "skinname-$skinid" )->plain();
} else {
$skins[] = $skinid;
}
}
if ( count( $skins ) ) {
$output->addHTML(
'<br />' .
$this->msg( 'gadgets-required-skins', $lang->commaList( $skins ) )
->numParams( count( $skins ) )->parse()
);
}
}
if ( $gadget->isOnByDefault() ) {
$output->addHTML( '<br />' . $this->msg( 'gadgets-default' )->parse() );
}
$output->addHTML( Xml::closeElement( 'li' ) . "\n" );
}
}
if ( $listOpen ) {
$output->addHTML( Xml::closeElement( 'ul' ) . "\n" );
}
}
/**
* Exports a gadget with its dependencies in a serialized form
* @param $gadget String Name of gadget to export
*/
public function showExportForm( $gadget ) {
global $wgScript;
$output = $this->getOutput();
try {
$g = GadgetRepo::singleton()->getGadget( $gadget );
} catch ( InvalidArgumentException $e ) {
$output->showErrorPage( 'error', 'gadgets-not-found', array( $gadget ) );
return;
}
$this->setHeaders();
$output->setPagetitle( $this->msg( 'gadgets-export-title' ) );
$output->addWikiMsg( 'gadgets-export-text', $gadget, $g->getDefinition() );
$exportList = "MediaWiki:gadget-$gadget\n";
foreach ( $g->getScriptsAndStyles() as $page ) {
$exportList .= "$page\n";
}
$output->addHTML( Html::openElement( 'form', array( 'method' => 'get', 'action' => $wgScript ) )
. Html::hidden( 'title', SpecialPage::getTitleFor( 'Export' )->getPrefixedDBKey() )
. Html::hidden( 'pages', $exportList )
. Html::hidden( 'wpDownload', '1' )
. Html::hidden( 'templates', '1' )
. Xml::submitButton( $this->msg( 'gadgets-export-download' )->text() )
. Html::closeElement( 'form' )
);
}
protected function getGroupName() {
return 'wiki';
}
}