mediawiki-extensions-Gadgets/includes/Hooks.php
Reedy 01f6a6c34e Namespace extension
Bug: T278278
Change-Id: I49b57e68079c998419e235b1727eea8c121c234b
2022-03-05 17:03:35 +00:00

386 lines
10 KiB
PHP

<?php
namespace MediaWiki\Extension\Gadgets;
/**
* Copyright © 2007 Daniel Kinzler
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
use Action;
use Content;
use EditPage;
use Exception;
use HTMLForm;
use IContextSource;
use InvalidArgumentException;
use LinkBatch;
use MediaWiki\Extension\Gadgets\Content\GadgetDefinitionContent;
use OOUI\HtmlSnippet;
use OutputPage;
use RequestContext;
use ResourceLoader;
use SpecialPage;
use Status;
use Title;
use User;
use WebRequest;
use Wikimedia\Rdbms\IDatabase;
use Wikimedia\WrappedString;
use WikiPage;
use Xml;
class Hooks {
/**
* PageSaveComplete hook handler
*
* Only run in versions of mediawiki begining 1.35; before 1.35, ::onPageContentSaveComplete
* and ::onPageContentInsertComplete are used
*
* @note parameters include classes not available before 1.35, so for those typehints
* are not used. The variable name reflects the class
*
* @param WikiPage $wikiPage
* @param mixed $userIdentity unused
* @param string $summary
* @param int $flags
* @param mixed $revisionRecord unused
* @param mixed $editResult unused
*/
public static function onPageSaveComplete(
WikiPage $wikiPage,
$userIdentity,
string $summary,
int $flags,
$revisionRecord,
$editResult
) {
$title = $wikiPage->getTitle();
$repo = GadgetRepo::singleton();
if ( ( $flags & EDIT_NEW ) && $title->inNamespace( NS_GADGET_DEFINITION ) ) {
$repo->handlePageCreation( $title );
}
$repo->handlePageUpdate( $title );
}
/**
* UserGetDefaultOptions hook handler
* @param array &$defaultOptions Array of default preference keys and values
*/
public static function userGetDefaultOptions( array &$defaultOptions ) {
$gadgets = GadgetRepo::singleton()->getStructuredList();
if ( !$gadgets ) {
return;
}
/**
* @var $gadget Gadget
*/
foreach ( $gadgets as $thisSection ) {
foreach ( $thisSection as $gadgetId => $gadget ) {
// Hidden gadgets don't need to be added here, T299071
if ( !$gadget->isHidden() ) {
$defaultOptions['gadget-' . $gadgetId] = $gadget->isOnByDefault() ? 1 : 0;
}
}
}
}
/**
* GetPreferences hook handler.
* @param User $user
* @param array &$preferences Preference descriptions
*/
public static function getPreferences( User $user, array &$preferences ) {
$gadgets = GadgetRepo::singleton()->getStructuredList();
if ( !$gadgets ) {
return;
}
$preferences['gadgets-intro'] = [
'type' => 'info',
'default' => wfMessage( 'gadgets-prefstext' )->parseAsBlock(),
'section' => 'gadgets',
'raw' => true,
];
$skin = RequestContext::getMain()->getSkin();
foreach ( $gadgets as $section => $thisSection ) {
$available = [];
/**
* @var $gadget Gadget
*/
foreach ( $thisSection as $gadget ) {
if (
!$gadget->isHidden()
&& $gadget->isAllowed( $user )
&& $gadget->isSkinSupported( $skin )
) {
$gname = $gadget->getName();
$sectionLabelMsg = "gadget-section-$section";
$preferences["gadget-$gname"] = [
'type' => 'check',
'label-message' => $gadget->getDescriptionMessageKey(),
'section' => $section !== '' ? "gadgets/$sectionLabelMsg" : 'gadgets',
'default' => $gadget->isEnabled( $user ),
'noglobal' => true,
];
}
}
}
}
/**
* PreferencesGetLegend hook handler.
*
* Used to override the subsection heading labels for the gadget groups. The default message would
* be "prefs-$key", but we've previously used different messages, and they have on-wiki overrides
* that would have to be moved if the message keys changed.
*
* @param HTMLForm $form the HTMLForm object. This is a ContextSource as well
* @param string $key the section name
* @param string &$legend the legend text. Defaults to wfMessage( "prefs-$key" )->text() but may
* be overridden
* @return bool|void True or no return value to continue or false to abort
*/
public static function onPreferencesGetLegend( $form, $key, &$legend ) {
if ( str_starts_with( $key, 'gadget-section-' ) ) {
$legend = new HtmlSnippet( $form->msg( $key )->parse() );
}
}
/**
* ResourceLoaderRegisterModules hook handler.
* @param ResourceLoader $resourceLoader
*/
public static function registerModules( ResourceLoader $resourceLoader ) {
$repo = GadgetRepo::singleton();
$ids = $repo->getGadgetIds();
foreach ( $ids as $id ) {
$resourceLoader->register( Gadget::getModuleName( $id ), [
'class' => GadgetResourceLoaderModule::class,
'id' => $id,
] );
}
}
/**
* BeforePageDisplay hook handler.
* @param OutputPage $out
*/
public static function beforePageDisplay( OutputPage $out ) {
$repo = GadgetRepo::singleton();
$ids = $repo->getGadgetIds();
if ( !$ids ) {
return;
}
$lb = new LinkBatch();
$lb->setCaller( __METHOD__ );
$enabledLegacyGadgets = [];
$req = $out->getRequest();
/**
* @var $gadget Gadget
*/
$user = $out->getUser();
foreach ( $ids as $id ) {
try {
$gadget = $repo->getGadget( $id );
} catch ( InvalidArgumentException $e ) {
continue;
}
if ( self::shouldLoadGadget( $gadget, $id, $user, $req, $out ) ) {
if ( $gadget->hasModule() ) {
if ( $gadget->getType() === 'styles' ) {
$out->addModuleStyles( Gadget::getModuleName( $gadget->getName() ) );
} else {
$out->addModules( Gadget::getModuleName( $gadget->getName() ) );
$peers = [];
foreach ( $gadget->getPeers() as $peerName ) {
try {
$peers[] = $repo->getGadget( $peerName );
} catch ( InvalidArgumentException $e ) {
// Ignore
// @todo: Emit warning for invalid peer?
}
}
// Load peer modules
foreach ( $peers as $peer ) {
if ( $peer->getType() === 'styles' ) {
$out->addModuleStyles( Gadget::getModuleName( $peer->getName() ) );
}
// Else, if not type=styles: Use dependencies instead.
// Note: No need for recursion as styles modules don't support
// either of 'dependencies' and 'peers'.
}
}
}
if ( $gadget->getLegacyScripts() ) {
$enabledLegacyGadgets[] = $id;
}
}
}
$strings = [];
foreach ( $enabledLegacyGadgets as $id ) {
$strings[] = self::makeLegacyWarning( $id );
}
$out->addHTML( WrappedString::join( "\n", $strings ) );
}
/**
* @param string $id
* @return string|WrappedString HTML
*/
private static function makeLegacyWarning( $id ) {
$special = SpecialPage::getTitleFor( 'Gadgets' );
return ResourceLoader::makeInlineScript(
Xml::encodeJsCall( 'mw.log.warn', [
"Gadget \"$id\" was not loaded. Please migrate it to use ResourceLoader. " .
'See <' . $special->getCanonicalURL() . '>.'
] )
);
}
/**
* Valid gadget definition page after content is modified
*
* @param IContextSource $context
* @param Content $content
* @param Status $status
* @param string $summary
* @throws Exception
* @return bool
*/
public static function onEditFilterMergedContent( IContextSource $context,
Content $content,
Status $status,
$summary
) {
if ( $content instanceof GadgetDefinitionContent ) {
$validateStatus = $content->validate();
if ( !$validateStatus->isGood() ) {
$status->merge( $validateStatus );
// @todo Remove this line after this extension do not support mediawiki version 1.36 and before
$status->value = EditPage::AS_HOOK_ERROR_EXPECTED;
return false;
}
} else {
$title = $context->getTitle();
if ( $title->inNamespace( NS_GADGET_DEFINITION ) ) {
$status->merge( Status::newFatal( "gadgets-wrong-contentmodel" ) );
return false;
}
}
return true;
}
/**
* Mark the Title as having a content model of javascript or css for pages
* in the Gadget namespace based on their file extension
*
* @param Title $title
* @param string &$model
* @return bool
*/
public static function onContentHandlerDefaultModelFor( Title $title, &$model ) {
if ( $title->inNamespace( NS_GADGET ) ) {
preg_match( '!\.(css|js|json)$!u', $title->getText(), $ext );
$ext = $ext[1] ?? '';
switch ( $ext ) {
case 'js':
$model = 'javascript';
return false;
case 'css':
$model = 'css';
return false;
case 'json':
$model = 'json';
return false;
}
}
return true;
}
/**
* @param Gadget $gadget
* @param string $id
* @param User $user
* @param WebRequest $req
* @param OutputPage $out
* @return bool Load gadget or not
*/
private static function shouldLoadGadget( $gadget, $id, $user, $req, $out ): bool {
$urlLoad = $req->getRawVal( 'withgadget' ) === $id && $gadget->supportsUrlLoad();
return ( $gadget->isEnabled( $user ) || $urlLoad )
&& $gadget->isAllowed( $user )
&& $gadget->isActionSupported( Action::getActionName( $out->getContext() ) )
&& $gadget->isSkinSupported( $out->getSkin() )
&& ( in_array( $out->getTarget() ?? 'desktop', $gadget->getTargets() ) );
}
/**
* Set the CodeEditor language for Gadget definition pages. It already
* knows the language for Gadget: namespace pages.
*
* @param Title $title
* @param string &$lang
* @return bool
*/
public static function onCodeEditorGetPageLanguage( Title $title, &$lang ) {
if ( $title->hasContentModel( 'GadgetDefinition' ) ) {
$lang = 'json';
return false;
}
return true;
}
/**
* Add the GadgetUsage special page to the list of QueryPages.
* @param array &$queryPages
*/
public static function onwgQueryPages( array &$queryPages ) {
$queryPages[] = [ 'SpecialGadgetUsage', 'GadgetUsage' ];
}
/**
* Prevent gadget preferences from being deleted.
* @link https://www.mediawiki.org/wiki/Manual:Hooks/DeleteUnknownPreferences
* @param string[] &$where Array of where clause conditions to add to.
* @param IDatabase $db
*/
public static function onDeleteUnknownPreferences( array &$where, IDatabase $db ) {
$where[] = 'up_property NOT' . $db->buildLike( 'gadget-', $db->anyString() );
}
}