<?php

namespace PhpOffice\PhpSpreadsheet\Document;

use PhpOffice\PhpSpreadsheet\Shared\PasswordHasher;

class Security
{
    /**
     * LockRevision.
     *
     * @var bool
     */
    private $lockRevision = false;

    /**
     * LockStructure.
     *
     * @var bool
     */
    private $lockStructure = false;

    /**
     * LockWindows.
     *
     * @var bool
     */
    private $lockWindows = false;

    /**
     * RevisionsPassword.
     *
     * @var string
     */
    private $revisionsPassword = '';

    /**
     * WorkbookPassword.
     *
     * @var string
     */
    private $workbookPassword = '';

    /**
     * Create a new Document Security instance.
     */
    public function __construct()
    {
    }

    /**
     * Is some sort of document security enabled?

<      *
<      * @return bool


     */

<     public function isSecurityEnabled()



>     public function isSecurityEnabled(): bool


    {
        return  $this->lockRevision ||
                $this->lockStructure ||
                $this->lockWindows;
    }


<     /**
<      * Get LockRevision.
<      *
<      * @return bool
<      */
<     public function getLockRevision()



>     public function getLockRevision(): bool


    {
        return $this->lockRevision;
    }


<     /**
<      * Set LockRevision.
<      *
<      * @param bool $pValue
<      *
<      * @return $this
<      */
<     public function setLockRevision($pValue)



>     public function setLockRevision(?bool $locked): self


    {

<         $this->lockRevision = $pValue;



>         if ($locked !== null) {
>             $this->lockRevision = $locked;
>         }



        return $this;
    }


<     /**
<      * Get LockStructure.
<      *
<      * @return bool
<      */
<     public function getLockStructure()



>     public function getLockStructure(): bool


    {
        return $this->lockStructure;
    }


<     /**
<      * Set LockStructure.
<      *
<      * @param bool $pValue
<      *
<      * @return $this
<      */
<     public function setLockStructure($pValue)



>     public function setLockStructure(?bool $locked): self


    {

<         $this->lockStructure = $pValue;



>         if ($locked !== null) {
>             $this->lockStructure = $locked;
>         }



        return $this;
    }


<     /**
<      * Get LockWindows.
<      *
<      * @return bool
<      */
<     public function getLockWindows()



>     public function getLockWindows(): bool


    {
        return $this->lockWindows;
    }


<     /**
<      * Set LockWindows.
<      *
<      * @param bool $pValue
<      *
<      * @return $this
<      */
<     public function setLockWindows($pValue)



>     public function setLockWindows(?bool $locked): self


    {

<         $this->lockWindows = $pValue;



>         if ($locked !== null) {
>             $this->lockWindows = $locked;
>         }



        return $this;
    }


<     /**
<      * Get RevisionsPassword (hashed).
<      *
<      * @return string
<      */
<     public function getRevisionsPassword()



>     public function getRevisionsPassword(): string


    {
        return $this->revisionsPassword;
    }

    /**
     * Set RevisionsPassword.
     *

<      * @param string $pValue
<      * @param bool $pAlreadyHashed If the password has already been hashed, set this to true



>      * @param string $password
>      * @param bool $alreadyHashed If the password has already been hashed, set this to true


     *
     * @return $this
     */

<     public function setRevisionsPassword($pValue, $pAlreadyHashed = false)



>     public function setRevisionsPassword(?string $password, bool $alreadyHashed = false)


    {

<         if (!$pAlreadyHashed) {
<             $pValue = PasswordHasher::hashPassword($pValue);



>         if ($password !== null) {
>             if (!$alreadyHashed) {
>                 $password = PasswordHasher::hashPassword($password);
>             }
>             $this->revisionsPassword = $password;


        }

<         $this->revisionsPassword = $pValue;



        return $this;
    }


<     /**
<      * Get WorkbookPassword (hashed).
<      *
<      * @return string
<      */
<     public function getWorkbookPassword()



>     public function getWorkbookPassword(): string


    {
        return $this->workbookPassword;
    }

    /**
     * Set WorkbookPassword.
     *

<      * @param string $pValue
<      * @param bool $pAlreadyHashed If the password has already been hashed, set this to true



>      * @param string $password
>      * @param bool $alreadyHashed If the password has already been hashed, set this to true


     *
     * @return $this
     */

<     public function setWorkbookPassword($pValue, $pAlreadyHashed = false)



>     public function setWorkbookPassword(?string $password, bool $alreadyHashed = false)


    {

<         if (!$pAlreadyHashed) {
<             $pValue = PasswordHasher::hashPassword($pValue);



>         if ($password !== null) {
>             if (!$alreadyHashed) {
>                 $password = PasswordHasher::hashPassword($password);


        }

<         $this->workbookPassword = $pValue;
< 
<         return $this;



>             $this->workbookPassword = $password;


    }


<     /**
<      * Implement PHP __clone to create a deep clone, not just a shallow copy.
<      */
<     public function __clone()
<     {
<         $vars = get_object_vars($this);
<         foreach ($vars as $key => $value) {
<             if (is_object($value)) {
<                 $this->$key = clone $value;
<             } else {
<                 $this->$key = $value;
<             }
<         }



>         return $this;


    }
}