ODS Reader

Spout can now read ODS files.
It's on par with the XLSX reader. The only difference is that the row iterator cannot be rewound.
It supports the different output formats from LibreOffice and Excel, skipping extra rows/cells if needed.

src/Spout/Reader/XLSX/Helper/SharedStringsHelper.php

@@ -83,7 +83,7 @@ class SharedStringsHelper
         $escaper = new \Box\Spout\Common\Escaper\XLSX();
 
         $sharedStringsFilePath = $this->getSharedStringsFilePath();
-        if ($xmlReader->open($sharedStringsFilePath, null, LIBXML_NONET) === false) {
+        if ($xmlReader->open($sharedStringsFilePath) === false) {
             throw new IOException('Could not open "' . self::SHARED_STRINGS_XML_FILE_PATH . '".');
         }
 

src/Spout/Reader/XLSX/Helper/SheetHelper.php

@@ -101,7 +101,6 @@ class SheetHelper
      */
     protected function getSheetFromXML($sheetDataXMLFilePath, $sheetIndexZeroBased)
     {
-        $sheetId = $sheetIndexZeroBased + 1;
         $sheetName = $this->getDefaultSheetName($sheetDataXMLFilePath);
 
         /*
@@ -123,7 +122,6 @@ class SheetHelper
 
             if (count($sheetNodes) === 1) {
                 $sheetNode = $sheetNodes[0];
-                $sheetId = (int) $sheetNode->getAttribute('sheetId');
                 $escapedSheetName = $sheetNode->getAttribute('name');
 
                 /** @noinspection PhpUnnecessaryFullyQualifiedNameInspection */
@@ -132,7 +130,7 @@ class SheetHelper
             }
         }
 
-        return new Sheet($this->filePath, $sheetDataXMLFilePath, $this->sharedStringsHelper, $sheetId, $sheetIndexZeroBased, $sheetName);
+        return new Sheet($this->filePath, $sheetDataXMLFilePath, $this->sharedStringsHelper, $sheetIndexZeroBased, $sheetName);
     }
 
     /**