|
| 1 | +<?php |
| 2 | + |
| 3 | +namespace PhpOffice\PhpSpreadsheet\Cell; |
| 4 | + |
| 5 | +use PhpOffice\PhpSpreadsheet\Exception; |
| 6 | +use PhpOffice\PhpSpreadsheet\Worksheet\Worksheet; |
| 7 | + |
| 8 | +class CellRange implements AddressRange |
| 9 | +{ |
| 10 | + /** |
| 11 | + * @var CellAddress |
| 12 | + */ |
| 13 | + protected $from; |
| 14 | + |
| 15 | + /** |
| 16 | + * @var CellAddress |
| 17 | + */ |
| 18 | + protected $to; |
| 19 | + |
| 20 | + public function __construct(CellAddress $from, CellAddress $to) |
| 21 | + { |
| 22 | + $this->validateFromTo($from, $to); |
| 23 | + } |
| 24 | + |
| 25 | + private function validateFromTo(CellAddress $from, CellAddress $to): void |
| 26 | + { |
| 27 | + // Identify actual top-left and bottom-right values (in case we've been given top-right and bottom-left) |
| 28 | + $firstColumn = min($from->columnId(), $to->columnId()); |
| 29 | + $firstRow = min($from->rowId(), $to->rowId()); |
| 30 | + $lastColumn = max($from->columnId(), $to->columnId()); |
| 31 | + $lastRow = max($from->rowId(), $to->rowId()); |
| 32 | + |
| 33 | + $fromWorksheet = $from->worksheet(); |
| 34 | + $toWorksheet = $to->worksheet(); |
| 35 | + $this->validateWorksheets($fromWorksheet, $toWorksheet); |
| 36 | + |
| 37 | + $this->from = $this->cellAddressWrapper($firstColumn, $firstRow, $fromWorksheet); |
| 38 | + $this->to = $this->cellAddressWrapper($lastColumn, $lastRow, $toWorksheet); |
| 39 | + } |
| 40 | + |
| 41 | + private function validateWorksheets(?Worksheet $fromWorksheet, ?Worksheet $toWorksheet): void |
| 42 | + { |
| 43 | + if ($fromWorksheet !== null && $toWorksheet !== null) { |
| 44 | + // We could simply compare worksheets rather than worksheet titles; but at some point we may introduce |
| 45 | + // support for 3d ranges; and at that point we drop this check and let the validation fall through |
| 46 | + // to the check for same workbook; but unless we check on titles, this test will also detect if the |
| 47 | + // worksheets are in different spreadsheets, and the next check will never execute or throw its |
| 48 | + // own exception. |
| 49 | + if ($fromWorksheet->getTitle() !== $toWorksheet->getTitle()) { |
| 50 | + throw new Exception('3d Cell Ranges are not supported'); |
| 51 | + } elseif ($fromWorksheet->getParent() !== $toWorksheet->getParent()) { |
| 52 | + throw new Exception('Worksheets must be in the same spreadsheet'); |
| 53 | + } |
| 54 | + } |
| 55 | + } |
| 56 | + |
| 57 | + private function cellAddressWrapper(int $column, int $row, ?Worksheet $worksheet = null): CellAddress |
| 58 | + { |
| 59 | + $cellAddress = Coordinate::stringFromColumnIndex($column) . (string) $row; |
| 60 | + |
| 61 | + return new class ($cellAddress, $worksheet) extends CellAddress { |
| 62 | + public function nextRow(int $offset = 1): CellAddress |
| 63 | + { |
| 64 | + /** @var CellAddress $result */ |
| 65 | + $result = parent::nextRow($offset); |
| 66 | + $this->rowId = $result->rowId; |
| 67 | + $this->cellAddress = $result->cellAddress; |
| 68 | + |
| 69 | + return $this; |
| 70 | + } |
| 71 | + |
| 72 | + public function previousRow(int $offset = 1): CellAddress |
| 73 | + { |
| 74 | + /** @var CellAddress $result */ |
| 75 | + $result = parent::previousRow($offset); |
| 76 | + $this->rowId = $result->rowId; |
| 77 | + $this->cellAddress = $result->cellAddress; |
| 78 | + |
| 79 | + return $this; |
| 80 | + } |
| 81 | + |
| 82 | + public function nextColumn(int $offset = 1): CellAddress |
| 83 | + { |
| 84 | + /** @var CellAddress $result */ |
| 85 | + $result = parent::nextColumn($offset); |
| 86 | + $this->columnId = $result->columnId; |
| 87 | + $this->columnName = $result->columnName; |
| 88 | + $this->cellAddress = $result->cellAddress; |
| 89 | + |
| 90 | + return $this; |
| 91 | + } |
| 92 | + |
| 93 | + public function previousColumn(int $offset = 1): CellAddress |
| 94 | + { |
| 95 | + /** @var CellAddress $result */ |
| 96 | + $result = parent::previousColumn($offset); |
| 97 | + $this->columnId = $result->columnId; |
| 98 | + $this->columnName = $result->columnName; |
| 99 | + $this->cellAddress = $result->cellAddress; |
| 100 | + |
| 101 | + return $this; |
| 102 | + } |
| 103 | + }; |
| 104 | + } |
| 105 | + |
| 106 | + public function from(): CellAddress |
| 107 | + { |
| 108 | + // Re-order from/to in case the cell addresses have been modified |
| 109 | + $this->validateFromTo($this->from, $this->to); |
| 110 | + |
| 111 | + return $this->from; |
| 112 | + } |
| 113 | + |
| 114 | + public function to(): CellAddress |
| 115 | + { |
| 116 | + // Re-order from/to in case the cell addresses have been modified |
| 117 | + $this->validateFromTo($this->from, $this->to); |
| 118 | + |
| 119 | + return $this->to; |
| 120 | + } |
| 121 | + |
| 122 | + public function __toString(): string |
| 123 | + { |
| 124 | + // Re-order from/to in case the cell addresses have been modified |
| 125 | + $this->validateFromTo($this->from, $this->to); |
| 126 | + |
| 127 | + if ($this->from->cellAddress() === $this->to->cellAddress()) { |
| 128 | + return "{$this->from->fullCellAddress()}"; |
| 129 | + } |
| 130 | + |
| 131 | + $fromAddress = $this->from->fullCellAddress(); |
| 132 | + $toAddress = $this->to->cellAddress(); |
| 133 | + |
| 134 | + return "{$fromAddress}:{$toAddress}"; |
| 135 | + } |
| 136 | +} |
0 commit comments