Word2007 Reader : Fixed reading of Office365 DocX file

Author: filippotoso

src/PhpWord/Shared/XMLReader.php

@@ -62,7 +62,7 @@ public function getDomFromZip($zipFile, $xmlFile)
 
         $zip = new ZipArchive();
         $zip->open($zipFile);
-        $content = $zip->getFromName($xmlFile);
+        $content = $zip->getFromName(ltrim($xmlFile, '/'));
         $zip->close();
 
         if ($content === false) {

tests/PhpWordTests/Shared/XMLReaderTest.php

@@ -58,6 +58,21 @@ public function testDomFromZip(): void
         self::assertFalse($reader->getDomFromZip($archiveFile, 'non_existing_xml_file.xml'));
     }
 
+    /**
+     * Office 365 add some slash before the path of XML file
+     */
+    public function testDomFromZipOffice365(): void
+    {
+        $archiveFile = __DIR__ . '/../_files/xml/reader.zip';
+
+        $reader = new XMLReader();
+        $reader->getDomFromZip($archiveFile, '/test.xml');
+
+        self::assertTrue($reader->elementExists('/element/child'));
+
+        self::assertFalse($reader->getDomFromZip($archiveFile, 'non_existing_xml_file.xml'));
+    }
+
     /**
      * Test that read from non existing archive throws exception.
      */