Implement w:sym tag support in Word2007 reader

Co-authored-by: Progi1984 <1533248+Progi1984@users.noreply.github.com>

Author: Copilot

src/PhpWord/Reader/Word2007/AbstractPart.php

@@ -551,6 +551,12 @@ protected function readRunChild(XMLReader $xmlReader, DOMElement $node, Abstract
             $parent->addTextBreak();
         } elseif ($node->nodeName == 'w:tab') {
             $parent->addText("\t");
+        } elseif ($node->nodeName == 'w:sym') {
+            // Symbol
+            $font = $xmlReader->getAttribute('w:font', $node);
+            $char = $xmlReader->getAttribute('w:char', $node);
+            $textContent = "[{$font},{$char}]";
+            $parent->addText($textContent, $fontStyle, $paragraphStyle);
         } elseif ($node->nodeName == 'mc:AlternateContent') {
             if ($node->hasChildNodes()) {
                 // Get fallback instead of mc:Choice to make sure it is compatible

tests/PhpWordTests/Reader/Word2007/PartTest.php

@@ -233,4 +233,66 @@ public function testReadHeadingWithOverriddenStyle(): void
         self::assertInstanceOf('PhpOffice\PhpWord\Element\Text', $text);
         self::assertEquals(' but with parts not in bold', $text->getText());
     }
+
+    public function testReadSymbol(): void
+    {
+        $documentXml = '<w:p>
+            <w:r>
+                <w:t>Text before symbol </w:t>
+            </w:r>
+            <w:r>
+                <w:sym w:font="Wingdings 2" w:char="00A3"/>
+            </w:r>
+            <w:r>
+                <w:t> text after symbol</w:t>
+            </w:r>
+        </w:p>
+        <w:p>
+            <w:r>
+                <w:t>Another symbol: </w:t>
+            </w:r>
+            <w:r>
+                <w:sym w:font="Wingdings 2" w:char="0052"/>
+            </w:r>
+        </w:p>';
+
+        $phpWord = $this->getDocumentFromString(['document' => $documentXml]);
+
+        $elements = $phpWord->getSection(0)->getElements();
+        
+        // Test first paragraph with symbol
+        self::assertInstanceOf('PhpOffice\PhpWord\Element\TextRun', $elements[0]);
+        /** @var \PhpOffice\PhpWord\Element\TextRun $textRun1 */
+        $textRun1 = $elements[0];
+        
+        /** @var \PhpOffice\PhpWord\Element\Text $text1 */
+        $text1 = $textRun1->getElement(0);
+        self::assertInstanceOf('PhpOffice\PhpWord\Element\Text', $text1);
+        self::assertEquals('Text before symbol ', $text1->getText());
+        
+        /** @var \PhpOffice\PhpWord\Element\Text $symbol1 */
+        $symbol1 = $textRun1->getElement(1);
+        self::assertInstanceOf('PhpOffice\PhpWord\Element\Text', $symbol1);
+        self::assertEquals('[Wingdings 2,00A3]', $symbol1->getText());
+        
+        /** @var \PhpOffice\PhpWord\Element\Text $text2 */
+        $text2 = $textRun1->getElement(2);
+        self::assertInstanceOf('PhpOffice\PhpWord\Element\Text', $text2);
+        self::assertEquals(' text after symbol', $text2->getText());
+        
+        // Test second paragraph with different symbol
+        self::assertInstanceOf('PhpOffice\PhpWord\Element\TextRun', $elements[1]);
+        /** @var \PhpOffice\PhpWord\Element\TextRun $textRun2 */
+        $textRun2 = $elements[1];
+        
+        /** @var \PhpOffice\PhpWord\Element\Text $text3 */
+        $text3 = $textRun2->getElement(0);
+        self::assertInstanceOf('PhpOffice\PhpWord\Element\Text', $text3);
+        self::assertEquals('Another symbol: ', $text3->getText());
+        
+        /** @var \PhpOffice\PhpWord\Element\Text $symbol2 */
+        $symbol2 = $textRun2->getElement(1);
+        self::assertInstanceOf('PhpOffice\PhpWord\Element\Text', $symbol2);
+        self::assertEquals('[Wingdings 2,0052]', $symbol2->getText());
+    }
 }