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<?php |
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namespace PhpOffice\PhpSpreadsheet\Worksheet; |
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use PhpOffice\PhpSpreadsheet\Shared\PasswordHasher; |
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class Protection |
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{ |
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const ALGORITHM_MD2 = 'MD2'; |
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const ALGORITHM_MD4 = 'MD4'; |
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const ALGORITHM_MD5 = 'MD5'; |
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const ALGORITHM_SHA_1 = 'SHA-1'; |
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const ALGORITHM_SHA_256 = 'SHA-256'; |
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const ALGORITHM_SHA_384 = 'SHA-384'; |
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const ALGORITHM_SHA_512 = 'SHA-512'; |
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const ALGORITHM_RIPEMD_128 = 'RIPEMD-128'; |
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const ALGORITHM_RIPEMD_160 = 'RIPEMD-160'; |
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const ALGORITHM_WHIRLPOOL = 'WHIRLPOOL'; |
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/** |
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* Autofilters are locked when sheet is protected, default true. |
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*/ |
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private ?bool $autoFilter = null; |
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/** |
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* Deleting columns is locked when sheet is protected, default true. |
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*/ |
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private ?bool $deleteColumns = null; |
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/** |
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* Deleting rows is locked when sheet is protected, default true. |
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*/ |
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private ?bool $deleteRows = null; |
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/** |
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* Formatting cells is locked when sheet is protected, default true. |
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*/ |
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private ?bool $formatCells = null; |
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/** |
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* Formatting columns is locked when sheet is protected, default true. |
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*/ |
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private ?bool $formatColumns = null; |
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/** |
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* Formatting rows is locked when sheet is protected, default true. |
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*/ |
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private ?bool $formatRows = null; |
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/** |
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* Inserting columns is locked when sheet is protected, default true. |
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*/ |
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private ?bool $insertColumns = null; |
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/** |
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* Inserting hyperlinks is locked when sheet is protected, default true. |
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*/ |
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private ?bool $insertHyperlinks = null; |
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/** |
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* Inserting rows is locked when sheet is protected, default true. |
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*/ |
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private ?bool $insertRows = null; |
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/** |
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* Objects are locked when sheet is protected, default false. |
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*/ |
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private ?bool $objects = null; |
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/** |
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* Pivot tables are locked when the sheet is protected, default true. |
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*/ |
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private ?bool $pivotTables = null; |
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/** |
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* Scenarios are locked when sheet is protected, default false. |
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*/ |
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private ?bool $scenarios = null; |
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/** |
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* Selection of locked cells is locked when sheet is protected, default false. |
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*/ |
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private ?bool $selectLockedCells = null; |
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/** |
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* Selection of unlocked cells is locked when sheet is protected, default false. |
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*/ |
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private ?bool $selectUnlockedCells = null; |
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/** |
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* Sheet is locked when sheet is protected, default false. |
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*/ |
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private ?bool $sheet = null; |
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/** |
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* Sorting is locked when sheet is protected, default true. |
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*/ |
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private ?bool $sort = null; |
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/** |
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* Hashed password. |
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*/ |
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private string $password = ''; |
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/** |
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* Algorithm name. |
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*/ |
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private string $algorithm = ''; |
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/** |
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* Salt value. |
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*/ |
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private string $salt = ''; |
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/** |
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* Spin count. |
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*/ |
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private int $spinCount = 10000; |
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/** |
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* Create a new Protection. |
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*/ |
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public function __construct() |
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{ |
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} |
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/** |
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* Is some sort of protection enabled? |
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*/ |
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public function isProtectionEnabled(): bool |
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{ |
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return |
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$this->password !== '' |
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|| isset($this->sheet) |
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|| isset($this->objects) |
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|| isset($this->scenarios) |
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|| isset($this->formatCells) |
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|| isset($this->formatColumns) |
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|| isset($this->formatRows) |
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|| isset($this->insertColumns) |
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|| isset($this->insertRows) |
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|| isset($this->insertHyperlinks) |
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|| isset($this->deleteColumns) |
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|| isset($this->deleteRows) |
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|| isset($this->selectLockedCells) |
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|| isset($this->sort) |
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|| isset($this->autoFilter) |
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|| isset($this->pivotTables) |
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|| isset($this->selectUnlockedCells); |
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} |
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public function getSheet(): ?bool |
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{ |
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return $this->sheet; |
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} |
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public function setSheet(?bool $sheet): self |
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{ |
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$this->sheet = $sheet; |
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return $this; |
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} |
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public function getObjects(): ?bool |
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{ |
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return $this->objects; |
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} |
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public function setObjects(?bool $objects): self |
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{ |
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$this->objects = $objects; |
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return $this; |
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} |
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public function getScenarios(): ?bool |
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{ |
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return $this->scenarios; |
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} |
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public function setScenarios(?bool $scenarios): self |
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{ |
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$this->scenarios = $scenarios; |
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return $this; |
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} |
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public function getFormatCells(): ?bool |
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{ |
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return $this->formatCells; |
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} |
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public function setFormatCells(?bool $formatCells): self |
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{ |
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$this->formatCells = $formatCells; |
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return $this; |
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} |
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public function getFormatColumns(): ?bool |
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{ |
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return $this->formatColumns; |
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} |
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public function setFormatColumns(?bool $formatColumns): self |
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{ |
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$this->formatColumns = $formatColumns; |
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return $this; |
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} |
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public function getFormatRows(): ?bool |
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{ |
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return $this->formatRows; |
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} |
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public function setFormatRows(?bool $formatRows): self |
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{ |
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$this->formatRows = $formatRows; |
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return $this; |
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} |
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public function getInsertColumns(): ?bool |
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{ |
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return $this->insertColumns; |
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} |
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public function setInsertColumns(?bool $insertColumns): self |
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{ |
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$this->insertColumns = $insertColumns; |
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return $this; |
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} |
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public function getInsertRows(): ?bool |
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{ |
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return $this->insertRows; |
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} |
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public function setInsertRows(?bool $insertRows): self |
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{ |
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$this->insertRows = $insertRows; |
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return $this; |
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} |
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public function getInsertHyperlinks(): ?bool |
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{ |
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return $this->insertHyperlinks; |
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} |
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public function setInsertHyperlinks(?bool $insertHyperLinks): self |
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{ |
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$this->insertHyperlinks = $insertHyperLinks; |
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return $this; |
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} |
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public function getDeleteColumns(): ?bool |
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{ |
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return $this->deleteColumns; |
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} |
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public function setDeleteColumns(?bool $deleteColumns): self |
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{ |
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$this->deleteColumns = $deleteColumns; |
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return $this; |
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} |
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public function getDeleteRows(): ?bool |
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{ |
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return $this->deleteRows; |
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} |
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public function setDeleteRows(?bool $deleteRows): self |
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{ |
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$this->deleteRows = $deleteRows; |
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return $this; |
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} |
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public function getSelectLockedCells(): ?bool |
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{ |
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return $this->selectLockedCells; |
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} |
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public function setSelectLockedCells(?bool $selectLockedCells): self |
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{ |
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$this->selectLockedCells = $selectLockedCells; |
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return $this; |
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} |
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public function getSort(): ?bool |
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{ |
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return $this->sort; |
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} |
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public function setSort(?bool $sort): self |
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{ |
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$this->sort = $sort; |
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return $this; |
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} |
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121 |
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public function getAutoFilter(): ?bool |
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{ |
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return $this->autoFilter; |
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} |
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public function setAutoFilter(?bool $autoFilter): self |
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{ |
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$this->autoFilter = $autoFilter; |
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return $this; |
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} |
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121 |
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public function getPivotTables(): ?bool |
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{ |
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return $this->pivotTables; |
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} |
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public function setPivotTables(?bool $pivotTables): self |
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{ |
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$this->pivotTables = $pivotTables; |
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return $this; |
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} |
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121 |
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public function getSelectUnlockedCells(): ?bool |
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{ |
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return $this->selectUnlockedCells; |
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} |
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public function setSelectUnlockedCells(?bool $selectUnlockedCells): self |
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{ |
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$this->selectUnlockedCells = $selectUnlockedCells; |
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return $this; |
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} |
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/** |
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* Get hashed password. |
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*/ |
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public function getPassword(): string |
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{ |
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return $this->password; |
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} |
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/** |
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* Set Password. |
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* |
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* @param bool $alreadyHashed If the password has already been hashed, set this to true |
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* |
357
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* @return $this |
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*/ |
359
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public function setPassword(string $password, bool $alreadyHashed = false): static |
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{ |
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if (!$alreadyHashed) { |
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12 |
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$salt = $this->generateSalt(); |
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12 |
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$this->setSalt($salt); |
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$password = PasswordHasher::hashPassword($password, $this->getAlgorithm(), $this->getSalt(), $this->getSpinCount()); |
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} |
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$this->password = $password; |
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return $this; |
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} |
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public function setHashValue(string $password): self |
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{ |
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return $this->setPassword($password, true); |
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} |
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/** |
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* Create a pseudorandom string. |
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*/ |
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12 |
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private function generateSalt(): string |
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{ |
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return base64_encode(random_bytes(16)); |
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} |
384
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385
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/** |
386
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* Get algorithm name. |
387
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*/ |
388
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39 |
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public function getAlgorithm(): string |
389
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{ |
390
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39 |
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return $this->algorithm; |
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} |
392
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393
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/** |
394
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* Set algorithm name. |
395
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*/ |
396
|
69 |
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public function setAlgorithm(string $algorithm): self |
397
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{ |
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69 |
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return $this->setAlgorithmName($algorithm); |
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} |
400
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401
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/** |
402
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* Set algorithm name. |
403
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*/ |
404
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69 |
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public function setAlgorithmName(string $algorithm): self |
405
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{ |
406
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69 |
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$this->algorithm = $algorithm; |
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408
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69 |
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return $this; |
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} |
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411
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13 |
|
public function getSalt(): string |
412
|
|
|
{ |
413
|
13 |
|
return $this->salt; |
414
|
|
|
} |
415
|
|
|
|
416
|
13 |
|
public function setSalt(string $salt): self |
417
|
|
|
{ |
418
|
13 |
|
return $this->setSaltValue($salt); |
419
|
|
|
} |
420
|
|
|
|
421
|
13 |
|
public function setSaltValue(string $salt): self |
422
|
|
|
{ |
423
|
13 |
|
$this->salt = $salt; |
424
|
|
|
|
425
|
13 |
|
return $this; |
426
|
|
|
} |
427
|
|
|
|
428
|
|
|
/** |
429
|
|
|
* Get spin count. |
430
|
|
|
*/ |
431
|
14 |
|
public function getSpinCount(): int |
432
|
|
|
{ |
433
|
14 |
|
return $this->spinCount; |
434
|
|
|
} |
435
|
|
|
|
436
|
|
|
/** |
437
|
|
|
* Set spin count. |
438
|
|
|
*/ |
439
|
3 |
|
public function setSpinCount(int $spinCount): self |
440
|
|
|
{ |
441
|
3 |
|
$this->spinCount = $spinCount; |
442
|
|
|
|
443
|
3 |
|
return $this; |
444
|
|
|
} |
445
|
|
|
|
446
|
|
|
/** |
447
|
|
|
* Verify that the given non-hashed password can "unlock" the protection. |
448
|
|
|
*/ |
449
|
3 |
|
public function verify(string $password): bool |
450
|
|
|
{ |
451
|
3 |
|
if ($this->password === '') { |
452
|
2 |
|
return true; |
453
|
|
|
} |
454
|
|
|
|
455
|
3 |
|
$hash = PasswordHasher::hashPassword($password, $this->getAlgorithm(), $this->getSalt(), $this->getSpinCount()); |
456
|
|
|
|
457
|
3 |
|
return $this->getPassword() === $hash; |
458
|
|
|
} |
459
|
|
|
|
460
|
|
|
/** |
461
|
|
|
* Implement PHP __clone to create a deep clone, not just a shallow copy. |
462
|
|
|
*/ |
463
|
1 |
|
public function __clone() |
464
|
|
|
{ |
465
|
1 |
|
$vars = get_object_vars($this); |
466
|
1 |
|
foreach ($vars as $key => $value) { |
467
|
1 |
|
if (is_object($value)) { |
468
|
|
|
$this->$key = clone $value; |
469
|
|
|
} else { |
470
|
1 |
|
$this->$key = $value; |
471
|
|
|
} |
472
|
|
|
} |
473
|
|
|
} |
474
|
|
|
} |
475
|
|
|
|