mediawiki-extensions-CodeMi.../includes/Hooks.php
Fomafix 81eb401a75 Use HookHandlers and inject services
Change-Id: Ia72968e53373d136efb75e6f82fb7bd27665f83d
2023-01-02 22:12:20 +00:00

113 lines
3.4 KiB
PHP

<?php
namespace MediaWiki\Extension\CodeMirror;
use Config;
use MediaWiki\Hook\BeforePageDisplayHook;
use MediaWiki\Preferences\Hook\GetPreferencesHook;
use MediaWiki\ResourceLoader\Hook\ResourceLoaderGetConfigVarsHook;
use MediaWiki\User\UserOptionsLookup;
use OutputPage;
use Skin;
use User;
class Hooks implements
BeforePageDisplayHook,
ResourceLoaderGetConfigVarsHook,
GetPreferencesHook
{
/** @var UserOptionsLookup */
private $userOptionsLookup;
/**
* @param UserOptionsLookup $userOptionsLookup
*/
public function __construct(
UserOptionsLookup $userOptionsLookup
) {
$this->userOptionsLookup = $userOptionsLookup;
}
/**
* Checks if CodeMirror for textarea wikitext editor should be loaded on this page or not.
*
* @param OutputPage $out
* @return bool
*/
private function isCodeMirrorOnPage( OutputPage $out ) {
// Disable CodeMirror when CodeEditor is active on this page
// Depends on ext.codeEditor being added by EditPage::showEditForm:initial
if ( in_array( 'ext.codeEditor', $out->getModules() ) ) {
return false;
}
// Disable CodeMirror when the WikiEditor toolbar is not enabled in preferences
if ( !$this->userOptionsLookup->getOption( $out->getUser(), 'usebetatoolbar' ) ) {
return false;
}
return in_array( $out->getActionName(), [ 'edit', 'submit' ] ) &&
// CodeMirror on textarea wikitext editors doesn't support RTL (T170001)
!$out->getTitle()->getPageLanguage()->isRTL();
}
/**
* BeforePageDisplay hook handler
*
* @see https://www.mediawiki.org/wiki/Manual:Hooks/BeforePageDisplay
*
* @param OutputPage $out
* @param Skin $skin
* @return void This hook must not abort, it must return no value
*/
public function onBeforePageDisplay( $out, $skin ): void {
if ( $this->isCodeMirrorOnPage( $out ) ) {
$out->addModules( 'ext.CodeMirror' );
if ( $this->userOptionsLookup->getOption( $out->getUser(), 'usecodemirror' ) ) {
// These modules are predelivered for performance when needed
// keep these modules in sync with ext.CodeMirror.js
$out->addModules( [ 'ext.CodeMirror.lib', 'ext.CodeMirror.mode.mediawiki' ] );
}
}
}
/**
* Hook handler for enabling bracket matching.
*
* TODO: restrict to pages where codemirror might be enabled.
*
* @param array &$vars Array of variables to be added into the output of the startup module
* @param string $skin
* @param Config $config
* @return void This hook must not abort, it must return no value
*/
public function onResourceLoaderGetConfigVars( array &$vars, $skin, Config $config ): void {
$vars['wgCodeMirrorLineNumberingNamespaces'] = $config->get( 'CodeMirrorLineNumberingNamespaces' );
}
/**
* GetPreferences hook handler
*
* @see https://www.mediawiki.org/wiki/Manual:Hooks/GetPreferences
*
* @param User $user
* @param array &$defaultPreferences
* @return bool|void True or no return value to continue or false to abort
*/
public function onGetPreferences( $user, &$defaultPreferences ) {
// CodeMirror is disabled by default for all users. It can enabled for everyone
// by default by adding '$wgDefaultUserOptions['usecodemirror'] = 1;' into LocalSettings.php
$defaultPreferences['usecodemirror'] = [
'type' => 'api',
];
$defaultPreferences['usecodemirror-colorblind'] = [
'type' => 'toggle',
'label-message' => 'codemirror-prefs-colorblind',
'help-message' => 'codemirror-prefs-colorblind-help',
'section' => 'editing/accessibility',
];
}
}