Tims-Chat/files/lib/system/command/BroadcastCommand.class.php

<?php

/*
 * Copyright (c) 2010-2022 Tim Düsterhus.
 *
 * Use of this software is governed by the Business Source License
 * included in the LICENSE file.
 *
 * Change Date: 2026-03-04
 *
 * On the date above, in accordance with the Business Source
 * License, use of this software will be governed by version 2
 * or later of the General Public License.
 */

namespace chat\system\command;

use chat\data\message\MessageAction;
use chat\data\message\MessageEditor;
use chat\data\room\Room;
use wcf\data\user\UserProfile;
use wcf\system\exception\PermissionDeniedException;
use wcf\system\message\embedded\object\MessageEmbeddedObjectManager;
use wcf\system\WCF;

/**
 * BroadcastCommand sends a broadcast into all channels.
 */
class BroadcastCommand extends AbstractInputProcessedCommand implements ICommand
{
    /**
     * @inheritDoc
     */
    public function getJavaScriptModuleName()
    {
        return 'Bastelstu.be/Chat/Command/Broadcast';
    }

    /**
     * @inheritDoc
     */
    public function isAvailable(Room $room, ?UserProfile $user = null)
    {
        if ($user === null) {
            $user = new UserProfile(WCF::getUser());
        }

        return $user->getPermission('mod.chat.canBroadcast');
    }

    /**
     * @inheritDoc
     */
    public function validate($parameters, Room $room, ?UserProfile $user = null)
    {
        if ($user === null) {
            $user = new UserProfile(WCF::getUser());
        }

        if (!$user->getPermission('mod.chat.canBroadcast')) {
            throw new PermissionDeniedException();
        }

        $this->setText($this->assertParameter($parameters, 'text'));
        $this->validateText();
    }

    /**
     * @inheritDoc
     */
    public function execute($parameters, Room $room, ?UserProfile $user = null)
    {
        if ($user === null) {
            $user = new UserProfile(WCF::getUser());
        }

        $objectTypeID = $this->getMessageObjectTypeID('be.bastelstu.chat.messageType.broadcast');
        $this->setText($this->assertParameter($parameters, 'text'));

        WCF::getDB()->beginTransaction();
        $message = (new MessageAction(
            [ ],
            'create',
            [
                'data' => [
                    'roomID' => $room->roomID,
                    'userID' => $user->userID,
                    'username' => $user->username,
                    'time' => TIME_NOW,
                    'objectTypeID' => $objectTypeID,
                    'payload' => \serialize([
                        'message' => $this->processor->getHtml(),
                    ]),
                ],
                'updateTimestamp' => true,
            ]
        )
                   )->executeAction()['returnValues'];

        $this->processor->setObjectID($message->messageID);
        if (MessageEmbeddedObjectManager::getInstance()->registerObjects($this->processor)) {
            (new MessageEditor($message))->update([
                'hasEmbeddedObjects' => 1,
            ]);
        }
        WCF::getDB()->commitTransaction();
    }
}