Borders are complete even on rowspanned columns using HTML reader

Fixed #1455
Closes #1473

CHANGELOG.md

@@ -14,6 +14,7 @@ and this project adheres to [Semantic Versioning](https://semver.org).
 ### Fixed
 
 - WEBSERVICE is HTTP client agnostic and must be configured via `Settings::setHttpClient()` [#1562](https://github.com/PHPOffice/PhpSpreadsheet/issues/1562)
+- Borders were not complete on rowspanned columns using HTML reader [#1473](https://github.com/PHPOffice/PhpSpreadsheet/pull/1473)
 
 ### Changed
 

src/PhpSpreadsheet/Reader/Html.php

@@ -682,7 +682,26 @@ class Html extends BaseReader
             return;
         }
 
-        $cellStyle = $sheet->getStyle($column . $row);
+        if (isset($attributeArray['rowspan'], $attributeArray['colspan'])) {
+            $columnTo = $column;
+            for ($i = 0; $i < (int) $attributeArray['colspan'] - 1; ++$i) {
+                ++$columnTo;
+            }
+            $range = $column . $row . ':' . $columnTo . ($row + (int) $attributeArray['rowspan'] - 1);
+            $cellStyle = $sheet->getStyle($range);
+        } elseif (isset($attributeArray['rowspan'])) {
+            $range = $column . $row . ':' . $column . ($row + (int) $attributeArray['rowspan'] - 1);
+            $cellStyle = $sheet->getStyle($range);
+        } elseif (isset($attributeArray['colspan'])) {
+            $columnTo = $column;
+            for ($i = 0; $i < (int) $attributeArray['colspan'] - 1; ++$i) {
+                ++$columnTo;
+            }
+            $range = $column . $row . ':' . $columnTo . $row;
+            $cellStyle = $sheet->getStyle($range);
+        } else {
+            $cellStyle = $sheet->getStyle($column . $row);
+        }
 
         // add color styles (background & text) from dom element,currently support : td & th, using ONLY inline css style with RGB color
         $styles = explode(';', $attributeArray['style']);

tests/PhpSpreadsheetTests/Reader/HtmlTest.php

@@ -424,4 +424,35 @@ class HtmlTest extends TestCase
         self::assertEquals(10, $style->getAlignment()->getIndent());
         unlink($filename);
     }
+
+    public function testBorderWithRowspanAndColspan(): void
+    {
+        $html = '<table>
+                    <tr>
+                        <td style="border: 1px solid black;">NOT SPANNED</td>
+                        <td rowspan="2" colspan="2" style="border: 1px solid black;">SPANNED</td>
+                    </tr>
+                    <tr>
+                        <td style="border: 1px solid black;">NOT SPANNED</td>
+                    </tr>
+                </table>';
+
+        $reader = new Html();
+        $spreadsheet = $reader->loadFromString($html);
+        $firstSheet = $spreadsheet->getSheet(0);
+        $style = $firstSheet->getStyle('B1:C2');
+
+        $borders = $style->getBorders();
+
+        $totalBorders = [
+            $borders->getTop(),
+            $borders->getLeft(),
+            $borders->getBottom(),
+            $borders->getRight(),
+        ];
+
+        foreach ($totalBorders as $border) {
+            self::assertEquals(Border::BORDER_THIN, $border->getBorderStyle());
+        }
+    }
 }