mediawiki-extensions-Gadgets/includes/Gadget.php
Umherirrender 1afd0a6e02 Use namespaced classes
This requires 1.42 for some new names

Changes to the use statements done automatically via script
Addition of missing use statement done manually

Change-Id: Iacbea33299995c537a7ef77b524614ad02c6a559
2024-01-06 17:45:07 +01:00

544 lines
14 KiB
PHP

<?php
/**
* 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
*/
namespace MediaWiki\Extension\Gadgets;
use InvalidArgumentException;
use MediaWiki\MediaWikiServices;
use MediaWiki\Permissions\Authority;
use MediaWiki\ResourceLoader\ResourceLoader;
use MediaWiki\User\UserIdentity;
use Skin;
/**
* Represents one gadget definition.
*
* @copyright 2007 Daniel Kinzler
*/
class Gadget {
/**
* Increment this when changing class structure
*/
public const GADGET_CLASS_VERSION = 16;
public const CACHE_TTL = 86400;
/** @var string[] */
private $dependencies = [];
/** @var string[] */
private array $pages = [];
/** @var string[] */
private $peers = [];
/** @var string[] */
private $messages = [];
/** @var string|null */
private $name;
/** @var string|null */
private $definition;
/** @var bool */
private $resourceLoaded = false;
/** @var bool */
private $requiresES6 = false;
/** @var string[] */
private $requiredRights = [];
/** @var string[] */
private $requiredActions = [];
/** @var string[] */
private $requiredSkins = [];
/** @var int[] */
private $requiredNamespaces = [];
/** @var string[] */
private $requiredContentModels = [];
/** @var string[] used in Gadget::isTargetSupported */
private $targets = [ 'desktop', 'mobile' ];
/** @var bool */
private $onByDefault = false;
/** @var bool */
private $hidden = false;
/** @var bool */
private $package = false;
/** @var string */
private $type = '';
/** @var string|null */
private $category;
/** @var bool */
private $supportsUrlLoad = false;
public function __construct( array $options ) {
foreach ( $options as $member => $option ) {
switch ( $member ) {
case 'dependencies':
case 'pages':
case 'peers':
case 'messages':
case 'name':
case 'definition':
case 'resourceLoaded':
case 'requiresES6':
case 'requiredRights':
case 'requiredActions':
case 'requiredSkins':
case 'requiredNamespaces':
case 'requiredContentModels':
case 'targets':
case 'onByDefault':
case 'type':
case 'hidden':
case 'package':
case 'category':
case 'supportsUrlLoad':
$this->{$member} = $option;
break;
default:
throw new InvalidArgumentException( "Unrecognized '$member' parameter" );
}
}
}
/**
* Create a serialized array based on the metadata in a GadgetDefinitionContent object,
* from which a Gadget object can be constructed.
*
* @param string $id
* @param array $data
* @return array
*/
public static function serializeDefinition( string $id, array $data ): array {
$prefixGadgetNs = static function ( $page ) {
return 'Gadget:' . $page;
};
return [
'category' => $data['settings']['category'],
'dependencies' => $data['module']['dependencies'],
'hidden' => $data['settings']['hidden'],
'messages' => $data['module']['messages'],
'name' => $id,
'onByDefault' => $data['settings']['default'],
'package' => $data['settings']['package'],
'pages' => array_map( $prefixGadgetNs, $data['module']['pages'] ),
'peers' => $data['module']['peers'],
'requiredActions' => $data['settings']['actions'],
'requiredContentModels' => $data['settings']['contentModels'],
'requiredNamespaces' => $data['settings']['namespaces'],
'requiredRights' => $data['settings']['rights'],
'requiredSkins' => $data['settings']['skins'],
'requiresES6' => $data['settings']['requiresES6'],
'resourceLoaded' => true,
'supportsUrlLoad' => $data['settings']['supportsUrlLoad'],
'targets' => $data['settings']['targets'],
'type' => $data['module']['type'],
];
}
/**
* Serialize to an array
* @return array
*/
public function toArray(): array {
return [
'category' => $this->category,
'dependencies' => $this->dependencies,
'hidden' => $this->hidden,
'messages' => $this->messages,
'name' => $this->name,
'onByDefault' => $this->onByDefault,
'package' => $this->package,
'pages' => $this->pages,
'peers' => $this->peers,
'requiredActions' => $this->requiredActions,
'requiredContentModels' => $this->requiredContentModels,
'requiredNamespaces' => $this->requiredNamespaces,
'requiredRights' => $this->requiredRights,
'requiredSkins' => $this->requiredSkins,
'requiresES6' => $this->requiresES6,
'resourceLoaded' => $this->resourceLoaded,
'supportsUrlLoad' => $this->supportsUrlLoad,
'targets' => $this->targets,
'type' => $this->type,
// Legacy (specific to MediaWikiGadgetsDefinitionRepo)
'definition' => $this->definition,
];
}
/**
* Get a placeholder object to use if a gadget doesn't exist
*
* @param string $id name
* @return Gadget
*/
public static function newEmptyGadget( $id ) {
return new self( [ 'name' => $id ] );
}
/**
* Whether the provided gadget id is valid
*
* @param string $id
* @return bool
*/
public static function isValidGadgetID( $id ) {
return $id !== '' && ResourceLoader::isValidModuleName( self::getModuleName( $id ) );
}
/**
* @return string Gadget name
*/
public function getName() {
return $this->name;
}
/**
* @return string Message key
*/
public function getDescriptionMessageKey() {
return 'gadget-' . $this->name;
}
/**
* @return string Gadget description parsed into HTML
*/
public function getDescription() {
return wfMessage( $this->getDescriptionMessageKey() )->parse();
}
/**
* @return string Wikitext of gadget description
*/
public function getRawDescription() {
return wfMessage( $this->getDescriptionMessageKey() )->plain();
}
/**
* @return string Name of category (aka section) our gadget belongs to. Empty string if none.
*/
public function getCategory() {
return $this->category;
}
/**
* @param string $id Name of gadget
* @return string Name of ResourceLoader module for the gadget
*/
public static function getModuleName( $id ) {
return "ext.gadget.{$id}";
}
/**
* Checks whether this gadget is enabled for given user
*
* @param UserIdentity $user user to check against
* @return bool
*/
public function isEnabled( UserIdentity $user ) {
$userOptionsLookup = MediaWikiServices::getInstance()->getUserOptionsLookup();
return (bool)$userOptionsLookup->getOption( $user, "gadget-{$this->name}", $this->onByDefault );
}
/**
* Checks whether given user has permissions to use this gadget
*
* @param Authority $user The user to check against
* @return bool
*/
public function isAllowed( Authority $user ) {
return !$this->requiredRights || $user->isAllowedAll( ...$this->requiredRights );
}
/**
* @return bool Whether this gadget is on by default for everyone
* (but can be disabled in preferences)
*/
public function isOnByDefault() {
return $this->onByDefault;
}
/**
* @return bool
*/
public function isHidden() {
return $this->hidden;
}
/**
* @return bool
*/
public function isPackaged(): bool {
// A packaged gadget needs to have a main script, so there must be at least one script
return $this->package && $this->supportsResourceLoader() && $this->getScripts() !== [];
}
/**
* Whether to load the gadget on a given page action.
*
* @param string $action Action name
* @return bool
*/
public function isActionSupported( string $action ): bool {
if ( count( $this->requiredActions ) === 0 ) {
return true;
}
// Don't require specifying 'submit' action in addition to 'edit'
if ( $action === 'submit' ) {
$action = 'edit';
}
return in_array( $action, $this->requiredActions, true );
}
/**
* Whether to load the gadget on pages in a given namespace ID.
*
* @param int $namespace Namespace ID
* @return bool
*/
public function isNamespaceSupported( int $namespace ) {
return !$this->requiredNamespaces || in_array( $namespace, $this->requiredNamespaces );
}
/**
* Check whether the gadget should load on the mobile domain based on its definition.
*
* @return bool
*/
public function isTargetSupported( bool $isMobileView ): bool {
return in_array( $isMobileView ? 'mobile' : 'desktop', $this->targets, true );
}
/**
* Check if this gadget is compatible with a skin
*
* @param Skin $skin
* @return bool
*/
public function isSkinSupported( Skin $skin ) {
return !$this->requiredSkins || in_array( $skin->getSkinName(), $this->requiredSkins, true );
}
/**
* Check if this gadget is compatible with the given content model
*
* @param string $contentModel The content model ID
* @return bool
*/
public function isContentModelSupported( string $contentModel ) {
return !$this->requiredContentModels || in_array( $contentModel, $this->requiredContentModels );
}
/**
* @return bool Whether the gadget can be loaded with `?withgadget` query parameter.
*/
public function supportsUrlLoad() {
return $this->supportsUrlLoad;
}
/**
* @return bool Whether all of this gadget's JS components support ResourceLoader
*/
public function supportsResourceLoader() {
return $this->resourceLoaded;
}
/**
* @return bool Whether this gadget requires ES6
*/
public function requiresES6(): bool {
return $this->requiresES6 && !$this->onByDefault;
}
/**
* @return bool Whether this gadget has resources that can be loaded via ResourceLoader
*/
public function hasModule() {
return $this->getStyles() || ( $this->supportsResourceLoader() && $this->getScripts() );
}
/**
* @return string Definition for this gadget from MediaWiki:gadgets-definition
*/
public function getDefinition() {
return $this->definition;
}
/**
* @return array Array of pages with JS (including namespace)
*/
public function getScripts() {
return array_values( array_filter( $this->pages, static function ( $page ) {
return str_ends_with( $page, '.js' );
} ) );
}
/**
* @return array Array of pages with CSS (including namespace)
*/
public function getStyles() {
return array_values( array_filter( $this->pages, static function ( $page ) {
return str_ends_with( $page, '.css' );
} ) );
}
/**
* @return array Array of pages with JSON (including namespace)
*/
public function getJSONs(): array {
return array_values( array_filter( $this->pages, static function ( $page ) {
return str_ends_with( $page, '.json' );
} ) );
}
/**
* @return array Array of all of this gadget's resources
*/
public function getScriptsAndStyles() {
return array_merge( $this->getScripts(), $this->getStyles(), $this->getJSONs() );
}
/**
* Returns list of scripts that don't support ResourceLoader
* @return string[]
*/
public function getLegacyScripts() {
return $this->supportsResourceLoader() ? [] : $this->getScripts();
}
/**
* Returns names of resources this gadget depends on
* @return string[]
*/
public function getDependencies() {
return $this->dependencies;
}
/**
* Get list of extra modules that should be loaded when this gadget is enabled
*
* Primary use case is to allow a Gadget that includes JavaScript to also load
* a (usually, hidden) styles-type module to be applied to the page. Dependencies
* don't work for this use case as those would not be part of page rendering.
*
* @return string[]
*/
public function getPeers() {
return $this->peers;
}
/**
* @return array
*/
public function getMessages() {
return $this->messages;
}
/**
* Returns array of permissions required by this gadget
* @return string[]
*/
public function getRequiredRights() {
return $this->requiredRights;
}
/**
* Returns array of page actions on which the gadget loads
* @return string[]
*/
public function getRequiredActions() {
return $this->requiredActions;
}
/**
* Returns array of namespaces in which this gadget loads
* @return int[]
*/
public function getRequiredNamespaces() {
return $this->requiredNamespaces;
}
/**
* Returns array of skins where this gadget works
* @return string[]
*/
public function getRequiredSkins() {
return $this->requiredSkins;
}
/**
* Returns array of content models where this gadget works
* @return string[]
*/
public function getRequiredContentModels() {
return $this->requiredContentModels;
}
/**
* Returns the load type of this Gadget's ResourceLoader module
* @return string 'styles' or 'general'
*/
public function getType() {
if ( $this->type === 'styles' || $this->type === 'general' ) {
return $this->type;
}
// Similar to ResourceLoaderWikiModule default
if ( $this->getStyles() && !$this->getScripts() && !$this->dependencies ) {
return 'styles';
}
return 'general';
}
/**
* Get validation warnings
* @return string[]
*/
public function getValidationWarnings(): array {
$warnings = [];
// Default gadget requiring ES6
if ( $this->onByDefault && $this->requiresES6 ) {
$warnings[] = "gadgets-validate-es6default";
}
// Gadget containing files with uncrecognised suffixes
if ( count( array_diff( $this->pages, $this->getScriptsAndStyles() ) ) !== 0 ) {
$warnings[] = "gadgets-validate-unknownpages";
}
// Non-package gadget containing JSON files
if ( !$this->package && count( $this->getJSONs() ) > 0 ) {
$warnings[] = "gadgets-validate-json";
}
// Package gadget without a script file in it (to serve as entry point)
if ( $this->package && count( $this->getScripts() ) === 0 ) {
$warnings[] = "gadgets-validate-noentrypoint";
}
// Gadget with type=styles having non-CSS files
if ( $this->type === 'styles' && count( $this->getScripts() ) > 0 ) {
$warnings[] = "gadgets-validate-scriptsnotallowed";
}
// Style-only gadgets having peers
if ( $this->getType() === 'styles' && count( $this->peers ) > 0 ) {
$warnings[] = "gadgets-validate-stylepeers";
}
return $warnings;
}
}