ViewContent.php

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<?php

declare(strict_types=1);

namespace ILIAS\File\Capabilities\Check;

use ILIAS\File\Capabilities\Capability;
use ILIAS\File\Capabilities\Capabilities;
use ILIAS\File\Capabilities\Context;

class ViewContent extends BaseCheck implements Check
{
    public function canUnlock(): Capabilities
    {
        return Capabilities::VIEW_EXTERNAL;
    }

    public function maybeUnlock(
        Capability $capability,
        CheckHelpers $helpers,
        \ilObjFileInfo $info,
        Context $context,
    ): Capability {
        return $capability->withUnlocked(false); // currently not possible in ILIAS 9

        if ($context->getContext() !== Context::CONTEXT_REPO) {
            return $capability->withUnlocked(false);
        }
        if (!$this->hasPermission($helpers, $context, ...$capability->getPermissions())) {
            return $capability->withUnlocked(false);
        }

        return $capability->withUnlocked($this->hasWopiViewAction($helpers, $info->getSuffix()));
    }

    public function maybeBuildURI(Capability $capability, CheckHelpers $helpers, Context $context): Capability
    {
        if (!$capability->isUnlocked()) {
            return $capability;
        }
        return $capability->withURI(
            $helpers->fromTarget(
                $helpers->ctrl->getLinkTargetByClass(
                    [
                        $this->baseClass($context),
                        \ilObjFileGUI::class,
                        \ilWOPIEmbeddedApplicationGUI::class
                    ],
                    \ilWOPIEmbeddedApplicationGUI::CMD_VIEW
                )
            )
        );
    }

}