From 75160b12821f7f4299cce7f0b69c83c1502ae071 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Anton=20Luka=20=C5=A0ijanec?= <anton@sijanec.eu>
Date: Mon, 27 May 2024 13:08:29 +0200
Subject: 2024-02-19 upstream

---
 .../PhpSpreadsheet/Worksheet/RowCellIterator.php   | 195 +++++++++++++++++++++
 1 file changed, 195 insertions(+)
 create mode 100644 vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Worksheet/RowCellIterator.php

(limited to 'vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Worksheet/RowCellIterator.php')

diff --git a/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Worksheet/RowCellIterator.php b/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Worksheet/RowCellIterator.php
new file mode 100644
index 0000000..1ac758a
--- /dev/null
+++ b/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Worksheet/RowCellIterator.php
@@ -0,0 +1,195 @@
+<?php
+
+namespace PhpOffice\PhpSpreadsheet\Worksheet;
+
+use PhpOffice\PhpSpreadsheet\Cell\Coordinate;
+use PhpOffice\PhpSpreadsheet\Exception as PhpSpreadsheetException;
+
+class RowCellIterator extends CellIterator
+{
+    /**
+     * Current iterator position.
+     *
+     * @var int
+     */
+    private $currentColumnIndex;
+
+    /**
+     * Row index.
+     *
+     * @var int
+     */
+    private $rowIndex = 1;
+
+    /**
+     * Start position.
+     *
+     * @var int
+     */
+    private $startColumnIndex = 1;
+
+    /**
+     * End position.
+     *
+     * @var int
+     */
+    private $endColumnIndex = 1;
+
+    /**
+     * Create a new column iterator.
+     *
+     * @param Worksheet $worksheet The worksheet to iterate over
+     * @param int $rowIndex The row that we want to iterate
+     * @param string $startColumn The column address at which to start iterating
+     * @param string $endColumn Optionally, the column address at which to stop iterating
+     */
+    public function __construct(?Worksheet $worksheet = null, $rowIndex = 1, $startColumn = 'A', $endColumn = null)
+    {
+        // Set subject and row index
+        $this->worksheet = $worksheet;
+        $this->rowIndex = $rowIndex;
+        $this->resetEnd($endColumn);
+        $this->resetStart($startColumn);
+    }
+
+    /**
+     * (Re)Set the start column and the current column pointer.
+     *
+     * @param string $startColumn The column address at which to start iterating
+     *
+     * @return $this
+     */
+    public function resetStart($startColumn = 'A')
+    {
+        $this->startColumnIndex = Coordinate::columnIndexFromString($startColumn);
+        $this->adjustForExistingOnlyRange();
+        $this->seek(Coordinate::stringFromColumnIndex($this->startColumnIndex));
+
+        return $this;
+    }
+
+    /**
+     * (Re)Set the end column.
+     *
+     * @param string $endColumn The column address at which to stop iterating
+     *
+     * @return $this
+     */
+    public function resetEnd($endColumn = null)
+    {
+        $endColumn = $endColumn ? $endColumn : $this->worksheet->getHighestColumn();
+        $this->endColumnIndex = Coordinate::columnIndexFromString($endColumn);
+        $this->adjustForExistingOnlyRange();
+
+        return $this;
+    }
+
+    /**
+     * Set the column pointer to the selected column.
+     *
+     * @param string $column The column address to set the current pointer at
+     *
+     * @return $this
+     */
+    public function seek($column = 'A')
+    {
+        $column = Coordinate::columnIndexFromString($column);
+        if (($column < $this->startColumnIndex) || ($column > $this->endColumnIndex)) {
+            throw new PhpSpreadsheetException("Column $column is out of range ({$this->startColumnIndex} - {$this->endColumnIndex})");
+        } elseif ($this->onlyExistingCells && !($this->worksheet->cellExistsByColumnAndRow($column, $this->rowIndex))) {
+            throw new PhpSpreadsheetException('In "IterateOnlyExistingCells" mode and Cell does not exist');
+        }
+        $this->currentColumnIndex = $column;
+
+        return $this;
+    }
+
+    /**
+     * Rewind the iterator to the starting column.
+     */
+    public function rewind(): void
+    {
+        $this->currentColumnIndex = $this->startColumnIndex;
+    }
+
+    /**
+     * Return the current cell in this worksheet row.
+     *
+     * @return \PhpOffice\PhpSpreadsheet\Cell\Cell
+     */
+    public function current()
+    {
+        return $this->worksheet->getCellByColumnAndRow($this->currentColumnIndex, $this->rowIndex);
+    }
+
+    /**
+     * Return the current iterator key.
+     *
+     * @return string
+     */
+    public function key()
+    {
+        return Coordinate::stringFromColumnIndex($this->currentColumnIndex);
+    }
+
+    /**
+     * Set the iterator to its next value.
+     */
+    public function next(): void
+    {
+        do {
+            ++$this->currentColumnIndex;
+        } while (($this->onlyExistingCells) && (!$this->worksheet->cellExistsByColumnAndRow($this->currentColumnIndex, $this->rowIndex)) && ($this->currentColumnIndex <= $this->endColumnIndex));
+    }
+
+    /**
+     * Set the iterator to its previous value.
+     */
+    public function prev(): void
+    {
+        do {
+            --$this->currentColumnIndex;
+        } while (($this->onlyExistingCells) && (!$this->worksheet->cellExistsByColumnAndRow($this->currentColumnIndex, $this->rowIndex)) && ($this->currentColumnIndex >= $this->startColumnIndex));
+    }
+
+    /**
+     * Indicate if more columns exist in the worksheet range of columns that we're iterating.
+     *
+     * @return bool
+     */
+    public function valid()
+    {
+        return $this->currentColumnIndex <= $this->endColumnIndex && $this->currentColumnIndex >= $this->startColumnIndex;
+    }
+
+    /**
+     * Return the current iterator position.
+     *
+     * @return int
+     */
+    public function getCurrentColumnIndex()
+    {
+        return $this->currentColumnIndex;
+    }
+
+    /**
+     * Validate start/end values for "IterateOnlyExistingCells" mode, and adjust if necessary.
+     */
+    protected function adjustForExistingOnlyRange(): void
+    {
+        if ($this->onlyExistingCells) {
+            while ((!$this->worksheet->cellExistsByColumnAndRow($this->startColumnIndex, $this->rowIndex)) && ($this->startColumnIndex <= $this->endColumnIndex)) {
+                ++$this->startColumnIndex;
+            }
+            if ($this->startColumnIndex > $this->endColumnIndex) {
+                throw new PhpSpreadsheetException('No cells exist within the specified range');
+            }
+            while ((!$this->worksheet->cellExistsByColumnAndRow($this->endColumnIndex, $this->rowIndex)) && ($this->endColumnIndex >= $this->startColumnIndex)) {
+                --$this->endColumnIndex;
+            }
+            if ($this->endColumnIndex < $this->startColumnIndex) {
+                throw new PhpSpreadsheetException('No cells exist within the specified range');
+            }
+        }
+    }
+}
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