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namespace core_h5p;
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namespace core_h5p;
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use context_system;
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use context_system;
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use core_h5p\local\library\autoloader;
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use core_h5p\local\library\autoloader;
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use core_user;
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        return $config;
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        return $config;
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    }
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    }
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    /**
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    /**
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     * Checks if the author of the .h5p file is "trustable". If the file hasn't been uploaded by a user with the
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     * Checks if the author of the .h5p file is "trustable". If the file hasn't been uploaded by a user with the
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     * required capability, the content won't be deployed, unless the user has been deleted, in this
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     * required capability, the content won't be deployed.
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     * case we check the capability against current user.
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     *
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     *
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     * @param  stored_file $file The .h5p file to be deployed
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     * @param  stored_file $file The .h5p file to be deployed
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     * @return bool Returns true if the file can be deployed, false otherwise.
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     * @return bool Returns true if the file can be deployed, false otherwise.
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     */
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     */
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    public static function can_deploy_package(\stored_file $file): bool {
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    public static function can_deploy_package(\stored_file $file): bool {
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        $userid = $file->get_userid();
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        if (null === $file->get_userid()) {
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        if (null === $userid) {
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            // If there is no userid, it is owned by the system.
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            // If there is no userid, it is owned by the system.
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            return true;
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            return true;
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        }
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        }
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        $context = \context::instance_by_id($file->get_contextid());
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        $context = \context::instance_by_id($file->get_contextid());
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        $fileuser = core_user::get_user($userid);
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        if (has_capability('moodle/h5p:deploy', $context, $file->get_userid())) {
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        if (empty($fileuser) || $fileuser->deleted) {
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            return true;
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        }
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            $userid = null;
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        }
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        return false;
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        return has_capability('moodle/h5p:deploy', $context, $userid);
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    }
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    }
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    /**
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    /**
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     * Checks if the content-type libraries can be upgraded.
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     * Checks if the content-type libraries can be upgraded.
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     * The H5P content-type libraries can only be upgraded if the author of the .h5p file can manage content-types or if all the
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     * The H5P content-type libraries can only be upgraded if the author of the .h5p file can manage content-types or if all the
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     * content-types exist, to avoid users without the required capability to upload malicious content. If user has been deleted
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     * content-types exist, to avoid users without the required capability to upload malicious content.
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     * we check against current user.
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     *
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     *
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     * @param  stored_file $file The .h5p file to be deployed
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     * @param  stored_file $file The .h5p file to be deployed
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     * @return bool Returns true if the content-type libraries can be created/updated, false otherwise.
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     * @return bool Returns true if the content-type libraries can be created/updated, false otherwise.
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     */
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     */
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    public static function can_update_library(\stored_file $file): bool {
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    public static function can_update_library(\stored_file $file): bool {
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        $userid = $file->get_userid();
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        if (null === $file->get_userid()) {
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        if (null === $userid) {
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            // If there is no userid, it is owned by the system.
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            return true;
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            // If there is no userid, it is owned by the system.
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        }
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            return true;
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        }
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        // Check if the owner of the .h5p file has the capability to manage content-types.
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        // Check if the owner of the .h5p file has the capability to manage content-types.
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        $context = \context::instance_by_id($file->get_contextid());
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        $context = \context::instance_by_id($file->get_contextid());
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        $fileuser = core_user::get_user($userid);
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        if (has_capability('moodle/h5p:updatelibraries', $context, $file->get_userid())) {
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        if (empty($fileuser) || $fileuser->deleted) {
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            return true;
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            $userid = null;
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        }
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        }
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        return false;
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        return has_capability('moodle/h5p:updatelibraries', $context, $userid);