Fix column names if read filter calls in XLSX reader skip columns

Fixes #777
Closes #778

CHANGELOG.md

@@ -10,11 +10,12 @@ and this project adheres to [Semantic Versioning](https://semver.org).
 ### Added
 
 - Refactored Matrix Functions to use external Matrix library
-- Possibility to specify custom colors of values for pie and donut charts (https://github.com/PHPOffice/PhpSpreadsheet/pull/768)
+- Possibility to specify custom colors of values for pie and donut charts - [#768](https://github.com/PHPOffice/PhpSpreadsheet/pull/768)
 
 ### Fixed
 
 - Improve XLSX parsing speed if no readFilter is applied - [#772](https://github.com/PHPOffice/PhpSpreadsheet/issues/772)
+- Fix column names if read filter calls in XLSX reader skip columns - [#777](https://github.com/PHPOffice/PhpSpreadsheet/pull/777)
 
 ## [1.5.2] - 2018-11-25
 
@@ -40,6 +41,7 @@ and this project adheres to [Semantic Versioning](https://semver.org).
 - Fix print area parser for XLSX reader - [#734](https://github.com/PHPOffice/PhpSpreadsheet/pull/734)
 - Support overriding `DefaultValueBinder::dataTypeForValue()` without overriding `DefaultValueBinder::bindValue()` - [#735](https://github.com/PHPOffice/PhpSpreadsheet/pull/735)
 - Mpdf export can exceed pcre.backtrack_limit - [#637](https://github.com/PHPOffice/PhpSpreadsheet/issues/637)
+- Fix index overflow on data values array - [#748](https://github.com/PHPOffice/PhpSpreadsheet/pull/748)
 
 ## [1.5.0] - 2018-10-21
 

src/PhpSpreadsheet/Reader/Xlsx.php

@@ -911,6 +911,8 @@ class Xlsx extends BaseReader
                                             $coordinates = Coordinate::coordinateFromString($r);
 
                                             if (!$this->getReadFilter()->readCell($coordinates[0], (int) $coordinates[1], $docSheet->getTitle())) {
+                                                $rowIndex += 1;
+
                                                 continue;
                                             }
                                         }

tests/PhpSpreadsheetTests/Reader/OddColumnReadFilter.php

@@ -0,0 +1,16 @@
+<?php
+
+namespace PhpOffice\PhpSpreadsheetTests\Reader;
+
+use PhpOffice\PhpSpreadsheet\Reader\IReadFilter;
+
+/**
+ * Show only cells from odd columns.
+ */
+class OddColumnReadFilter implements IReadFilter
+{
+    public function readCell($column, $row, $worksheetName = '')
+    {
+        return (\ord(\substr($column, -1, 1)) % 2) === 1;
+    }
+}

tests/PhpSpreadsheetTests/Reader/XlsxTest.php

@@ -16,4 +16,20 @@ class XlsxTest extends TestCase
         $reader = new Xlsx();
         $reader->load($filename);
     }
+
+    /**
+     * Test load Xlsx file and use a read filter.
+     */
+    public function testLoadWithReadFilter()
+    {
+        $filename = './data/Reader/XLSX/without_cell_reference.xlsx';
+        $reader = new Xlsx();
+        $reader->setReadFilter(new OddColumnReadFilter());
+        $data = $reader->load($filename)->getActiveSheet()->toArray();
+        $ref = [1.0, null, 3.0, null, 5.0, null, 7.0, null, 9.0, null];
+
+        for ($i = 0; $i < 10; ++$i) {
+            $this->assertEquals($ref, \array_slice($data[$i], 0, 10, true));
+        }
+    }
 }