Merge branch 'master' of github.com:box/spout into add-phpstan

 Conflicts:

	.travis.yml

	CONTRIBUTING.md

	composer.json

	src/Spout/Common/Entity/Cell.php

	tests/Spout/Writer/ODS/WriterTest.php

.github/FUNDING.yml

@@ -0,0 +1 @@
+github: adrilo

.gitignore

@@ -6,3 +6,4 @@
 /vendor
 /composer.lock
 /.php_cs.cache
+/.phpunit.result.cache

.travis.yml

@@ -5,16 +5,14 @@ language: php
 
 matrix:
   include:
-    - php: 7.1
-      env: WITH_CS=true
-    - php: 7.1
-      env: WITH_PHPSTAN=true
-    - php: 7.1
-      env: WITH_PHPUNIT=true WITH_COVERAGE=true
     - php: 7.2
       env: WITH_PHPUNIT=true
+    - php: 7.2
+      env: WITH_PHPSTAN=true
     - php: 7.3
       env: WITH_PHPUNIT=true
+    - php: 7.3
+      env: WITH_PHPUNIT=true WITH_COVERAGE=true
     - php: 7.4
       env: WITH_PHPUNIT=true
 
@@ -47,7 +45,7 @@ before_script:
 script:
   - |
     if [[ "$WITH_CS" == "true" ]]; then
-        vendor/bin/php-cs-fixer fix --config=.php_cs.dist --verbose --diff --dry-run
+        vendor/bin/php-cs-fixer fix --config=.php_cs.dist --verbose --diff --dry-run --diff-format=udiff
     fi
   - |
     if [[ "$WITH_PHPSTAN" == "true" ]]; then

CONTRIBUTING.md

@@ -68,11 +68,21 @@ This will add your changes on top of what's already in upstream, minimizing merg
 
 Make sure that all tests are passing before submitting a pull request.
 
-- Phpunit: `composer phpunit`
+### Step 8: Fix code style
-- Phpstan: `composer phpstan`
-- Php-cs-fixer: `composer phpcs`
 
-### Step 8: Send the pull request
+Run the following command to check the code style of your changes:
+
+```
+vendor/bin/php-cs-fixer fix --config=.php_cs.dist --verbose --diff --dry-run --diff-format=udiff
+```
+
+This will print a diff of proposed code style changes. To apply these suggestions, run the following command:
+
+```
+vendor/bin/php-cs-fixer fix --config=.php_cs.dist
+```
+
+### Step 9: Send the pull request
 
 Send the pull request from your feature branch to us. Be sure to include a description that lets us know what work you did.
 

README.md

@@ -8,9 +8,9 @@
 [![Total Downloads](https://poser.pugx.org/box/spout/downloads)](https://packagist.org/packages/box/spout)
 
 Spout is a PHP library to read and write spreadsheet files (CSV, XLSX and ODS), in a fast and scalable way.
-Contrary to other file readers or writers, it is capable of processing very large files while keeping the memory usage really low (less than 3MB).
+Unlike other file readers or writers, it is capable of processing very large files, while keeping the memory usage really low (less than 3MB).
 
-Join the community and come discuss about Spout: [![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/box/spout?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge)
+Join the community and come discuss Spout: [![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/box/spout?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge)
 
 
 ## Documentation
@@ -20,7 +20,7 @@ Full documentation can be found at [https://opensource.box.com/spout/](https://o
 
 ## Requirements
 
-* PHP version 7.1 or higher
+* PHP version 7.2 or higher
 * PHP extension `php_zip` enabled
 * PHP extension `php_xmlreader` enabled
 
@@ -43,7 +43,7 @@ For information, the performance tests take about 10 minutes to run (processing
 
 ## Support
 
-You can ask questions, submit new features ideas or discuss about Spout in the chat room:<br>
+You can ask questions, submit new features ideas or discuss Spout in the chat room:<br>
 [![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/box/spout?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge)
 
 ## Copyright and License

UPGRADE-3.0.md

@@ -11,7 +11,7 @@ With the 3.0 version, this is now possible: each cell can have its own style.
 
 Spout 3.0 tries to enforce better typing. For instance, instead of using/returning generic arrays, Spout now makes use of specific `Row` and `Cell` objects that can encapsulate more data such as type, style, value.
 
-Finally, **_Spout 3.0 only supports PHP 7.1 and above_**, as other PHP versions are no longer supported by the community.
+Finally, **_Spout 3.2 only supports PHP 7.2 and above_**, as other PHP versions are no longer supported by the community.
 
 Reader changes
 --------------

composer.json

@@ -12,13 +12,13 @@
         }
     ],
     "require": {
-        "php": ">=7.1.0",
+        "php": ">=7.2.0",
         "ext-zip": "*",
-        "ext-xmlreader" : "*"
+        "ext-xmlreader": "*",
+        "ext-dom": "*"
     },
     "require-dev": {
-        "ext-dom": "*",
+        "phpunit/phpunit": "^8",
-        "phpunit/phpunit": "^7",
         "friendsofphp/php-cs-fixer": "^2",
         "phpstan/phpstan": "^0.12.98"
     },
@@ -43,7 +43,7 @@
     },
     "config": {
         "platform": {
-            "php": "7.1"
+            "php": "7.2"
         }
     }
 }

docs/_pages/documentation.md

@@ -117,7 +117,7 @@ $reader->setShouldPreserveEmptyRows(true);
 For fonts and alignments, {{ site.spout_html }} does not support all the possible formatting options yet. But you can find the most important ones:
 
 | Category             | Property       | API
-|:----------|:---------------|:--------------------------------------
+|:---------------------|:---------------|:--------------------------------------
 | Font                 | Bold           | `StyleBuilder::setFontBold()`
 |                      | Italic         | `StyleBuilder::setFontItalic()`
 |                      | Underline      | `StyleBuilder::setFontUnderline()`
@@ -127,7 +127,8 @@ For fonts and alignments, {{ site.spout_html }} does not support all the possibl
 |                      | Font color     | `StyleBuilder::setFontColor(Color::BLUE)`<br>`StyleBuilder::setFontColor(Color::rgb(0, 128, 255))`
 | Alignment            | Cell alignment | `StyleBuilder::setCellAlignment(CellAlignment::CENTER)`
 |                      | Wrap text      | `StyleBuilder::setShouldWrapText(true)`
-
+| Format _(XLSX only)_ | Number format  | `StyleBuilder::setFormat('0.000')`
+|                      | Date format    | `StyleBuilder::setFormat('m/d/yy h:mm')`
 
 ### Styling rows
 

docs/_pages/getting-started.md

@@ -10,7 +10,7 @@ This guide will help you install {{ site.spout_html }} and teach you how to use
 
 ## Requirements
 
-* PHP version 7.1 or higher
+* PHP version 7.2 or higher
 * PHP extension `ext-zip` enabled
 * PHP extension `ext-xmlreader` enabled
 

docs/_pages/guides/4-symfony-stream-content-large-spreadsheet.md

@@ -94,7 +94,7 @@ class MyStreamController extends Controller
 
                     $i++;
                     // Flushing the buffer every N rows to stream echo'ed content.
-                    if ($i % FLUSH_THRESHOLD === 0) {
+                    if ($i % self::FLUSH_THRESHOLD === 0) {
                         flush();
                     }
                 }

phpunit.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-        xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/7.5/phpunit.xsd"
+        xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/8.5/phpunit.xsd"
         bootstrap="tests/bootstrap.php"
         colors="true"
         convertErrorsToExceptions="false"

src/Spout/Common/Entity/Cell.php

@@ -65,7 +65,7 @@ class Cell
     protected $style;
 
     /**
-     * @param mixed $value
+     * @param mixed|null $value
      * @param Style|null $style
      */
     public function __construct($value, Style $style = null)

src/Spout/Common/Entity/Style/Style.php

@@ -84,6 +84,12 @@ class Style
     /** @var bool */
     private $hasSetFormat = false;
 
+    /** @var bool */
+    private $isRegistered = false;
+
+    /** @var bool */
+    private $isEmpty = true;
+
     /**
      * @return int|null
      */
@@ -119,6 +125,7 @@ class Style
     {
         $this->shouldApplyBorder = true;
         $this->border = $border;
+        $this->isEmpty = false;
 
         return $this;
     }
@@ -147,6 +154,7 @@ class Style
         $this->fontBold = true;
         $this->hasSetFontBold = true;
         $this->shouldApplyFont = true;
+        $this->isEmpty = false;
 
         return $this;
     }
@@ -175,6 +183,7 @@ class Style
         $this->fontItalic = true;
         $this->hasSetFontItalic = true;
         $this->shouldApplyFont = true;
+        $this->isEmpty = false;
 
         return $this;
     }
@@ -203,6 +212,7 @@ class Style
         $this->fontUnderline = true;
         $this->hasSetFontUnderline = true;
         $this->shouldApplyFont = true;
+        $this->isEmpty = false;
 
         return $this;
     }
@@ -231,6 +241,7 @@ class Style
         $this->fontStrikethrough = true;
         $this->hasSetFontStrikethrough = true;
         $this->shouldApplyFont = true;
+        $this->isEmpty = false;
 
         return $this;
     }
@@ -260,6 +271,7 @@ class Style
         $this->fontSize = $fontSize;
         $this->hasSetFontSize = true;
         $this->shouldApplyFont = true;
+        $this->isEmpty = false;
 
         return $this;
     }
@@ -291,6 +303,7 @@ class Style
         $this->fontColor = $fontColor;
         $this->hasSetFontColor = true;
         $this->shouldApplyFont = true;
+        $this->isEmpty = false;
 
         return $this;
     }
@@ -320,6 +333,7 @@ class Style
         $this->fontName = $fontName;
         $this->hasSetFontName = true;
         $this->shouldApplyFont = true;
+        $this->isEmpty = false;
 
         return $this;
     }
@@ -350,6 +364,7 @@ class Style
         $this->cellAlignment = $cellAlignment;
         $this->hasSetCellAlignment = true;
         $this->shouldApplyCellAlignment = true;
+        $this->isEmpty = false;
 
         return $this;
     }
@@ -386,6 +401,7 @@ class Style
     {
         $this->shouldWrapText = $shouldWrap;
         $this->hasSetWrapText = true;
+        $this->isEmpty = false;
 
         return $this;
     }
@@ -415,6 +431,7 @@ class Style
     {
         $this->hasSetBackgroundColor = true;
         $this->backgroundColor = $color;
+        $this->isEmpty = false;
 
         return $this;
     }
@@ -444,6 +461,7 @@ class Style
     {
         $this->hasSetFormat = true;
         $this->format = $format;
+        $this->isEmpty = false;
 
         return $this;
     }
@@ -463,4 +481,29 @@ class Style
     {
         return $this->hasSetFormat;
     }
+
+    /**
+     * @return bool
+     */
+    public function isRegistered() : bool
+    {
+        return $this->isRegistered;
+    }
+
+    public function markAsRegistered(?int $id) : void
+    {
+        $this->setId($id);
+        $this->isRegistered = true;
+    }
+
+    public function unmarkAsRegistered() : void
+    {
+        $this->setId(0);
+        $this->isRegistered = false;
+    }
+
+    public function isEmpty() : bool
+    {
+        return $this->isEmpty;
+    }
 }

src/Spout/Common/Helper/StringHelper.php

@@ -13,12 +13,20 @@ class StringHelper
     /** @var bool Whether the mbstring extension is loaded */
     protected $hasMbstringSupport;
 
+    /** @var bool Whether the code is running with PHP7 or older versions */
+    private $isRunningPhp7OrOlder;
+
+    /** @var array Locale info, used for number formatting */
+    private $localeInfo;
+
     /**
      *
      */
     public function __construct()
     {
         $this->hasMbstringSupport = \extension_loaded('mbstring');
+        $this->isRunningPhp7OrOlder = \version_compare(PHP_VERSION, '8.0.0') < 0;
+        $this->localeInfo = \localeconv();
     }
 
     /**
@@ -68,4 +76,30 @@ class StringHelper
 
         return ($position !== false) ? $position : -1;
     }
+
+    /**
+     * Formats a numeric value (int or float) in a way that's compatible with the expected spreadsheet format.
+     *
+     * Formatting of float values is locale dependent in PHP < 8.
+     * Thousands separators and decimal points vary from locale to locale (en_US: 12.34 vs pl_PL: 12,34).
+     * However, float values must be formatted with no thousands separator and a "." as decimal point
+     * to work properly. This method can be used to convert the value to the correct format before storing it.
+     *
+     * @see https://wiki.php.net/rfc/locale_independent_float_to_string for the changed behavior in PHP8.
+     *
+     * @param int|float $numericValue
+     * @return string
+     */
+    public function formatNumericValue($numericValue)
+    {
+        if ($this->isRunningPhp7OrOlder && is_float($numericValue)) {
+            return str_replace(
+                [$this->localeInfo['thousands_sep'], $this->localeInfo['decimal_point']],
+                ['', '.'],
+                $numericValue
+            );
+        }
+
+        return $numericValue;
+    }
 }

src/Spout/Reader/Common/Manager/RowManager.php

@@ -56,12 +56,25 @@ class RowManager
         $rowCells = $row->getCells();
         $maxCellIndex = $numCells;
 
+        // If the row has empty cells, calling "setCellAtIndex" will add the cell
+        // but in the wrong place (the new cell is added at the end of the array).
+        // Therefore, we need to sort the array using keys to have proper order.
+        // @see https://github.com/box/spout/issues/740
+        $needsSorting = false;
+
         for ($cellIndex = 0; $cellIndex < $maxCellIndex; $cellIndex++) {
             if (!isset($rowCells[$cellIndex])) {
                 $row->setCellAtIndex($this->entityFactory->createCell(''), $cellIndex);
+                $needsSorting = true;
             }
         }
 
+        if ($needsSorting) {
+            $rowCells = $row->getCells();
+            ksort($rowCells);
+            $row->setCells($rowCells);
+        }
+
         return $row;
     }
 }

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

@@ -31,14 +31,6 @@ class CellValueFormatter
 
     /** Constants used for date formatting */
     const NUM_SECONDS_IN_ONE_DAY = 86400;
-    const NUM_SECONDS_IN_ONE_HOUR = 3600;
-    const NUM_SECONDS_IN_ONE_MINUTE = 60;
-
-    /**
-     * February 29th, 1900 is NOT a leap year but Excel thinks it is...
-     * @see https://en.wikipedia.org/wiki/Year_1900_problem#Microsoft_Excel
-     */
-    const ERRONEOUS_EXCEL_LEAP_YEAR_DAY = 60;
 
     /** @var SharedStringsManager Manages shared strings */
     protected $sharedStringsManager;
@@ -130,10 +122,15 @@ class CellValueFormatter
      */
     protected function formatInlineStringCellValue($node)
     {
-        // inline strings are formatted this way:
+        // inline strings are formatted this way (they can contain any number of <t> nodes):
-        // <c r="A1" t="inlineStr"><is><t>[INLINE_STRING]</t></is></c>
+        // <c r="A1" t="inlineStr"><is><t>[INLINE_STRING]</t><t>[INLINE_STRING_2]</t></is></c>
-        $tNode = $node->getElementsByTagName(self::XML_NODE_INLINE_STRING_VALUE)->item(0);
+        $tNodes = $node->getElementsByTagName(self::XML_NODE_INLINE_STRING_VALUE);
-        $cellValue = $this->escaper->unescape($tNode->nodeValue);
+
+        $cellValue = '';
+        for ($i = 0; $i < $tNodes->count(); $i++) {
+            $tNode = $tNodes->item($i);
+            $cellValue .= $this->escaper->unescape($tNode->nodeValue);
+        }
 
         return $cellValue;
     }

src/Spout/Reader/XLSX/Manager/SharedStringsManager.php

@@ -16,9 +16,6 @@ use Box\Spout\Reader\XLSX\Manager\SharedStringsCaching\CachingStrategyInterface;
  */
 class SharedStringsManager
 {
-    /** Main namespace for the sharedStrings.xml file */
-    const MAIN_NAMESPACE_FOR_SHARED_STRINGS_XML = 'http://schemas.openxmlformats.org/spreadsheetml/2006/main';
-
     /** Definition of XML nodes names used to parse data */
     const XML_NODE_SST = 'sst';
     const XML_NODE_SI = 'si';

src/Spout/Reader/XLSX/Manager/WorkbookRelationshipsManager.php

@@ -17,10 +17,11 @@ class WorkbookRelationshipsManager
     /** Path of workbook relationships XML file inside the XLSX file */
     const WORKBOOK_RELS_XML_FILE_PATH = 'xl/_rels/workbook.xml.rels';
 
-    /** Relationships types */
+    /** Relationships types - For Transitional and Strict OOXML */
     const RELATIONSHIP_TYPE_SHARED_STRINGS = 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/sharedStrings';
     const RELATIONSHIP_TYPE_STYLES = 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/styles';
-    const RELATIONSHIP_TYPE_WORKSHEET = 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/worksheet';
+    const RELATIONSHIP_TYPE_SHARED_STRINGS_STRICT = 'http://purl.oclc.org/ooxml/officeDocument/relationships/sharedStrings';
+    const RELATIONSHIP_TYPE_STYLES_STRICT = 'http://purl.oclc.org/ooxml/officeDocument/relationships/styles';
 
     /** Nodes and attributes used to find relevant information in the workbook relationships XML file */
     const XML_NODE_RELATIONSHIP = 'Relationship';
@@ -52,7 +53,8 @@ class WorkbookRelationshipsManager
     public function getSharedStringsXMLFilePath()
     {
         $workbookRelationships = $this->getWorkbookRelationships();
-        $sharedStringsXMLFilePath = $workbookRelationships[self::RELATIONSHIP_TYPE_SHARED_STRINGS];
+        $sharedStringsXMLFilePath = $workbookRelationships[self::RELATIONSHIP_TYPE_SHARED_STRINGS]
+            ?? $workbookRelationships[self::RELATIONSHIP_TYPE_SHARED_STRINGS_STRICT];
 
         // the file path can be relative (e.g. "styles.xml") or absolute (e.g. "/xl/styles.xml")
         $doesContainBasePath = (\strpos($sharedStringsXMLFilePath, self::BASE_PATH) !== false);
@@ -71,7 +73,8 @@ class WorkbookRelationshipsManager
     {
         $workbookRelationships = $this->getWorkbookRelationships();
 
-        return isset($workbookRelationships[self::RELATIONSHIP_TYPE_SHARED_STRINGS]);
+        return isset($workbookRelationships[self::RELATIONSHIP_TYPE_SHARED_STRINGS])
+            || isset($workbookRelationships[self::RELATIONSHIP_TYPE_SHARED_STRINGS_STRICT]);
     }
 
     /**
@@ -81,7 +84,8 @@ class WorkbookRelationshipsManager
     {
         $workbookRelationships = $this->getWorkbookRelationships();
 
-        return isset($workbookRelationships[self::RELATIONSHIP_TYPE_STYLES]);
+        return isset($workbookRelationships[self::RELATIONSHIP_TYPE_STYLES])
+            || isset($workbookRelationships[self::RELATIONSHIP_TYPE_STYLES_STRICT]);
     }
 
     /**
@@ -90,7 +94,8 @@ class WorkbookRelationshipsManager
     public function getStylesXMLFilePath()
     {
         $workbookRelationships = $this->getWorkbookRelationships();
-        $stylesXMLFilePath = $workbookRelationships[self::RELATIONSHIP_TYPE_STYLES];
+        $stylesXMLFilePath = $workbookRelationships[self::RELATIONSHIP_TYPE_STYLES]
+            ?? $workbookRelationships[self::RELATIONSHIP_TYPE_STYLES_STRICT];
 
         // the file path can be relative (e.g. "styles.xml") or absolute (e.g. "/xl/styles.xml")
         $doesContainBasePath = (\strpos($stylesXMLFilePath, self::BASE_PATH) !== false);

src/Spout/Writer/Common/Manager/RegisteredStyle.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace Box\Spout\Writer\Common\Manager;
+
+use Box\Spout\Common\Entity\Style\Style;
+
+/**
+ * Class RegisteredStyle
+ * Allow to know if this style must replace actual row style.
+ */
+class RegisteredStyle
+{
+    /**
+     * @var Style
+     */
+    private $style;
+
+    /**
+     * @var bool
+     */
+    private $isMatchingRowStyle;
+
+    public function __construct(Style $style, bool $isMatchingRowStyle)
+    {
+        $this->style = $style;
+        $this->isMatchingRowStyle = $isMatchingRowStyle;
+    }
+
+    public function getStyle() : Style
+    {
+        return $this->style;
+    }
+
+    public function isMatchingRowStyle() : bool
+    {
+        return $this->isMatchingRowStyle;
+    }
+}

src/Spout/Writer/Common/Manager/Style/PossiblyUpdatedStyle.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace Box\Spout\Writer\Common\Manager\Style;
+
+use Box\Spout\Common\Entity\Style\Style;
+
+/**
+ * Class PossiblyUpdatedStyle
+ * Indicates if style is updated.
+ * It allow to know if style registration must be done.
+ */
+class PossiblyUpdatedStyle
+{
+    private $style;
+    private $isUpdated;
+
+    public function __construct(Style $style, bool $isUpdated)
+    {
+        $this->style = $style;
+        $this->isUpdated = $isUpdated;
+    }
+
+    public function getStyle() : Style
+    {
+        return $this->style;
+    }
+
+    public function isUpdated() : bool
+    {
+        return $this->isUpdated;
+    }
+}

src/Spout/Writer/Common/Manager/Style/StyleManager.php

@@ -50,13 +50,11 @@ class StyleManager implements StyleManagerInterface
      * Typically, set "wrap text" if a cell contains a new line.
      *
      * @param Cell $cell
-     * @return Style
+     * @return PossiblyUpdatedStyle The eventually updated style
      */
-    public function applyExtraStylesIfNeeded(Cell $cell)
+    public function applyExtraStylesIfNeeded(Cell $cell) : PossiblyUpdatedStyle
     {
-        $updatedStyle = $this->applyWrapTextIfCellContainsNewLine($cell);
+        return $this->applyWrapTextIfCellContainsNewLine($cell);
-
-        return $updatedStyle;
     }
 
     /**
@@ -69,21 +67,19 @@ class StyleManager implements StyleManagerInterface
      *        on the Windows version of Excel...
      *
      * @param Cell $cell The cell the style should be applied to
-     * @return \Box\Spout\Common\Entity\Style\Style The eventually updated style
+     * @return PossiblyUpdatedStyle The eventually updated style
      */
-    protected function applyWrapTextIfCellContainsNewLine(Cell $cell)
+    protected function applyWrapTextIfCellContainsNewLine(Cell $cell) : PossiblyUpdatedStyle
     {
         $cellStyle = $cell->getStyle();
 
         // if the "wrap text" option is already set, no-op
-        if ($cellStyle->hasSetWrapText()) {
+        if (!$cellStyle->hasSetWrapText() && $cell->isString() && \strpos($cell->getValue(), "\n") !== false) {
-            return $cellStyle;
-        }
-
-        if ($cell->isString() && \strpos($cell->getValue(), "\n") !== false) {
             $cellStyle->setShouldWrapText();
+
+            return new PossiblyUpdatedStyle($cellStyle, true);
         }
 
-        return $cellStyle;
+        return new PossiblyUpdatedStyle($cellStyle, false);
     }
 }

src/Spout/Writer/Common/Manager/Style/StyleManagerInterface.php

@@ -24,7 +24,7 @@ interface StyleManagerInterface
      * Typically, set "wrap text" if a cell contains a new line.
      *
      * @param Cell $cell
-     * @return Style The updated style
+     * @return PossiblyUpdatedStyle The eventually updated style
      */
-    public function applyExtraStylesIfNeeded(Cell $cell);
+    public function applyExtraStylesIfNeeded(Cell $cell) : PossiblyUpdatedStyle;
 }

src/Spout/Writer/Common/Manager/Style/StyleRegistry.php

@@ -36,9 +36,9 @@ class StyleRegistry
     {
         $serializedStyle = $this->serialize($style);
 
-        if (!$this->hasStyleAlreadyBeenRegistered($style)) {
+        if (!$this->hasSerializedStyleAlreadyBeenRegistered($serializedStyle)) {
             $nextStyleId = \count($this->serializedStyleToStyleIdMappingTable);
-            $style->setId($nextStyleId);
+            $style->markAsRegistered($nextStyleId);
 
             $this->serializedStyleToStyleIdMappingTable[$serializedStyle] = $nextStyleId;
             $this->styleIdToStyleMappingTable[$nextStyleId] = $style;
@@ -48,15 +48,13 @@ class StyleRegistry
     }
 
     /**
-     * Returns whether the given style has already been registered.
+     * Returns whether the serialized style has already been registered.
      *
-     * @param Style $style
+     * @param string $serializedStyle The serialized style
      * @return bool
      */
-    protected function hasStyleAlreadyBeenRegistered(Style $style)
+    protected function hasSerializedStyleAlreadyBeenRegistered(string $serializedStyle)
     {
-        $serializedStyle = $this->serialize($style);
-
         // Using isset here because it is way faster than array_key_exists...
         return isset($this->serializedStyleToStyleIdMappingTable[$serializedStyle]);
     }
@@ -101,13 +99,13 @@ class StyleRegistry
      */
     public function serialize(Style $style)
     {
-        // In order to be able to properly compare style, set static ID value
+        // In order to be able to properly compare style, set static ID value and reset registration
         $currentId = $style->getId();
-        $style->setId(0);
+        $style->unmarkAsRegistered();
 
         $serializedStyle = \serialize($style);
 
-        $style->setId($currentId);
+        $style->markAsRegistered($currentId);
 
         return $serializedStyle;
     }

src/Spout/Writer/ODS/Manager/Style/StyleRegistry.php

@@ -22,6 +22,10 @@ class StyleRegistry extends \Box\Spout\Writer\Common\Manager\Style\StyleRegistry
      */
     public function registerStyle(Style $style)
     {
+        if ($style->isRegistered()) {
+            return $style;
+        }
+
         $registeredStyle = parent::registerStyle($style);
         $this->usedFontsSet[$style->getFontName()] = true;
 

src/Spout/Writer/ODS/Manager/WorksheetManager.php

@@ -10,6 +10,7 @@ use Box\Spout\Common\Exception\IOException;
 use Box\Spout\Common\Helper\Escaper\ODS as ODSEscaper;
 use Box\Spout\Common\Helper\StringHelper;
 use Box\Spout\Writer\Common\Entity\Worksheet;
+use Box\Spout\Writer\Common\Manager\RegisteredStyle;
 use Box\Spout\Writer\Common\Manager\Style\StyleMerger;
 use Box\Spout\Writer\Common\Manager\WorksheetManagerInterface;
 use Box\Spout\Writer\ODS\Manager\Style\StyleManager;
@@ -105,8 +106,8 @@ class WorksheetManager implements WorksheetManagerInterface
      *
      * @param Worksheet $worksheet The worksheet to add the row to
      * @param Row $row The row to be added
-     * @throws IOException If the data cannot be written
      * @throws InvalidArgumentException If a cell value's type is not supported
+     * @throws IOException If the data cannot be written
      * @return void
      */
     public function addRow(Worksheet $worksheet, Row $row)
@@ -126,7 +127,13 @@ class WorksheetManager implements WorksheetManagerInterface
             $nextCell = isset($cells[$nextCellIndex]) ? $cells[$nextCellIndex] : null;
 
             if ($nextCell === null || $cell->getValue() !== $nextCell->getValue()) {
-                $data .= $this->applyStyleAndGetCellXML($cell, $rowStyle, $currentCellIndex, $nextCellIndex);
+                $registeredStyle = $this->applyStyleAndRegister($cell, $rowStyle);
+                $cellStyle = $registeredStyle->getStyle();
+                if ($registeredStyle->isMatchingRowStyle()) {
+                    $rowStyle = $cellStyle; // Replace actual rowStyle (possibly with null id) by registered style (with id)
+                }
+
+                $data .= $this->getCellXMLWithStyle($cell, $cellStyle, $currentCellIndex, $nextCellIndex);
                 $currentCellIndex = $nextCellIndex;
             }
 
@@ -147,24 +154,46 @@ class WorksheetManager implements WorksheetManagerInterface
 
     /**
      * Applies styles to the given style, merging the cell's style with its row's style
-     * Then builds and returns xml for the cell.
      *
      * @param Cell $cell
      * @param Style $rowStyle
-     * @param int $currentCellIndex
-     * @param int $nextCellIndex
      * @throws InvalidArgumentException If a cell value's type is not supported
-     * @return string
+     * @return RegisteredStyle
      */
-    private function applyStyleAndGetCellXML(Cell $cell, Style $rowStyle, $currentCellIndex, $nextCellIndex)
+    private function applyStyleAndRegister(Cell $cell, Style $rowStyle) : RegisteredStyle
     {
-        // Apply row and extra styles
+        $isMatchingRowStyle = false;
+        if ($cell->getStyle()->isEmpty()) {
+            $cell->setStyle($rowStyle);
+
+            $possiblyUpdatedStyle = $this->styleManager->applyExtraStylesIfNeeded($cell);
+
+            if ($possiblyUpdatedStyle->isUpdated()) {
+                $registeredStyle = $this->styleManager->registerStyle($possiblyUpdatedStyle->getStyle());
+            } else {
+                $registeredStyle = $this->styleManager->registerStyle($rowStyle);
+                $isMatchingRowStyle = true;
+            }
+        } else {
             $mergedCellAndRowStyle = $this->styleMerger->merge($cell->getStyle(), $rowStyle);
             $cell->setStyle($mergedCellAndRowStyle);
-        $newCellStyle = $this->styleManager->applyExtraStylesIfNeeded($cell);
+
+            $possiblyUpdatedStyle = $this->styleManager->applyExtraStylesIfNeeded($cell);
+            if ($possiblyUpdatedStyle->isUpdated()) {
+                $newCellStyle = $possiblyUpdatedStyle->getStyle();
+            } else {
+                $newCellStyle = $mergedCellAndRowStyle;
+            }
 
             $registeredStyle = $this->styleManager->registerStyle($newCellStyle);
-        $styleIndex = $registeredStyle->getId() + 1; // 1-based
+        }
+
+        return new RegisteredStyle($registeredStyle, $isMatchingRowStyle);
+    }
+
+    private function getCellXMLWithStyle(Cell $cell, Style $style, int $currentCellIndex, int $nextCellIndex) : string
+    {
+        $styleIndex = $style->getId() + 1; // 1-based
 
         $numTimesValueRepeated = ($nextCellIndex - $currentCellIndex);
 
@@ -198,12 +227,14 @@ class WorksheetManager implements WorksheetManagerInterface
 
             $data .= '</table:table-cell>';
         } elseif ($cell->isBoolean()) {
-            $data .= ' office:value-type="boolean" calcext:value-type="boolean" office:boolean-value="' . $cell->getValue() . '">';
+            $value = $cell->getValue() ? 'true' : 'false'; // boolean-value spec: http://docs.oasis-open.org/office/v1.2/os/OpenDocument-v1.2-os-part1.html#datatype-boolean
+            $data .= ' office:value-type="boolean" calcext:value-type="boolean" office:boolean-value="' . $value . '">';
             $data .= '<text:p>' . $cell->getValue() . '</text:p>';
             $data .= '</table:table-cell>';
         } elseif ($cell->isNumeric()) {
-            $data .= ' office:value-type="float" calcext:value-type="float" office:value="' . $cell->getValue() . '">';
+            $cellValue = $this->stringHelper->formatNumericValue($cell->getValue());
-            $data .= '<text:p>' . $cell->getValue() . '</text:p>';
+            $data .= ' office:value-type="float" calcext:value-type="float" office:value="' . $cellValue . '">';
+            $data .= '<text:p>' . $cellValue . '</text:p>';
             $data .= '</table:table-cell>';
         } elseif ($cell->isError() && is_string($cell->getValueEvenIfError())) {
             // only writes the error value if it's a string

src/Spout/Writer/WriterAbstract.php

@@ -128,9 +128,26 @@ abstract class WriterAbstract implements WriterInterface
         // @see https://github.com/box/spout/issues/241
         $this->globalFunctionsHelper->ob_end_clean();
 
-        // Set headers
+        /*
+         * Set headers
+         *
+         * For newer browsers such as Firefox, Chrome, Opera, Safari, etc., they all support and use `filename*`
+         * specified by the new standard, even if they do not automatically decode filename; it does not matter;
+         * and for older versions of Internet Explorer, they are not recognized `filename*`, will automatically
+         * ignore it and use the old `filename` (the only minor flaw is that there must be an English suffix name).
+         * In this way, the multi-browser multi-language compatibility problem is perfectly solved, which does not
+         * require UA judgment and is more in line with the standard.
+         *
+         * @see https://github.com/box/spout/issues/745
+         * @see https://tools.ietf.org/html/rfc6266
+         * @see https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Disposition
+         */
         $this->globalFunctionsHelper->header('Content-Type: ' . static::$headerContentType);
-        $this->globalFunctionsHelper->header('Content-Disposition: attachment; filename="' . $this->outputFilePath . '"');
+        $this->globalFunctionsHelper->header(
+            'Content-Disposition: attachment; ' .
+            'filename="' . rawurldecode($this->outputFilePath) . '"; ' .
+            'filename*=UTF-8\'\'' . rawurldecode($this->outputFilePath)
+        );
 
         /*
          * When forcing the download of a file over SSL,IE8 and lower browsers fail

src/Spout/Writer/XLSX/Manager/Style/StyleRegistry.php

@@ -119,6 +119,10 @@ class StyleRegistry extends \Box\Spout\Writer\Common\Manager\Style\StyleRegistry
      */
     public function registerStyle(Style $style)
     {
+        if ($style->isRegistered()) {
+            return $style;
+        }
+
         $registeredStyle = parent::registerStyle($style);
         $this->registerFill($registeredStyle);
         $this->registerFormat($registeredStyle);

src/Spout/Writer/XLSX/Manager/WorksheetManager.php

@@ -14,6 +14,7 @@ use Box\Spout\Writer\Common\Creator\InternalEntityFactory;
 use Box\Spout\Writer\Common\Entity\Options;
 use Box\Spout\Writer\Common\Entity\Worksheet;
 use Box\Spout\Writer\Common\Helper\CellHelper;
+use Box\Spout\Writer\Common\Manager\RegisteredStyle;
 use Box\Spout\Writer\Common\Manager\RowManager;
 use Box\Spout\Writer\Common\Manager\Style\StyleMerger;
 use Box\Spout\Writer\Common\Manager\WorksheetManagerInterface;
@@ -161,7 +162,12 @@ EOD;
         $rowXML = '<row r="' . $rowIndexOneBased . '" spans="1:' . $numCells . '">';
 
         foreach ($row->getCells() as $columnIndexZeroBased => $cell) {
-            $rowXML .= $this->applyStyleAndGetCellXML($cell, $rowStyle, $rowIndexOneBased, $columnIndexZeroBased);
+            $registeredStyle = $this->applyStyleAndRegister($cell, $rowStyle);
+            $cellStyle = $registeredStyle->getStyle();
+            if ($registeredStyle->isMatchingRowStyle()) {
+                $rowStyle = $cellStyle; // Replace actual rowStyle (possibly with null id) by registered style (with id)
+            }
+            $rowXML .= $this->getCellXML($rowIndexOneBased, $columnIndexZeroBased, $cell, $cellStyle->getId());
         }
 
         $rowXML .= '</row>';
@@ -174,26 +180,43 @@ EOD;
 
     /**
      * Applies styles to the given style, merging the cell's style with its row's style
-     * Then builds and returns xml for the cell.
      *
      * @param Cell  $cell
      * @param Style $rowStyle
-     * @param int   $rowIndexOneBased
-     * @param int   $columnIndexZeroBased
      *
      * @throws InvalidArgumentException If the given value cannot be processed
-     * @return string
+     * @return RegisteredStyle
      */
-    private function applyStyleAndGetCellXML(Cell $cell, Style $rowStyle, $rowIndexOneBased, $columnIndexZeroBased)
+    private function applyStyleAndRegister(Cell $cell, Style $rowStyle) : RegisteredStyle
     {
-        // Apply row and extra styles
+        $isMatchingRowStyle = false;
+        if ($cell->getStyle()->isEmpty()) {
+            $cell->setStyle($rowStyle);
+
+            $possiblyUpdatedStyle = $this->styleManager->applyExtraStylesIfNeeded($cell);
+
+            if ($possiblyUpdatedStyle->isUpdated()) {
+                $registeredStyle = $this->styleManager->registerStyle($possiblyUpdatedStyle->getStyle());
+            } else {
+                $registeredStyle = $this->styleManager->registerStyle($rowStyle);
+                $isMatchingRowStyle = true;
+            }
+        } else {
             $mergedCellAndRowStyle = $this->styleMerger->merge($cell->getStyle(), $rowStyle);
             $cell->setStyle($mergedCellAndRowStyle);
-        $newCellStyle = $this->styleManager->applyExtraStylesIfNeeded($cell);
+
+            $possiblyUpdatedStyle = $this->styleManager->applyExtraStylesIfNeeded($cell);
+
+            if ($possiblyUpdatedStyle->isUpdated()) {
+                $newCellStyle = $possiblyUpdatedStyle->getStyle();
+            } else {
+                $newCellStyle = $mergedCellAndRowStyle;
+            }
 
             $registeredStyle = $this->styleManager->registerStyle($newCellStyle);
+        }
 
-        return $this->getCellXML($rowIndexOneBased, $columnIndexZeroBased, $cell, $registeredStyle->getId());
+        return new RegisteredStyle($registeredStyle, $isMatchingRowStyle);
     }
 
     /**
@@ -218,7 +241,7 @@ EOD;
         } elseif ($cell->isBoolean()) {
             $cellXML .= ' t="b"><v>' . (int) ($cell->getValue()) . '</v></c>';
         } elseif ($cell->isNumeric()) {
-            $cellXML .= '><v>' . $cell->getValue() . '</v></c>';
+            $cellXML .= '><v>' . $this->stringHelper->formatNumericValue($cell->getValue()) . '</v></c>';
         } elseif ($cell->isError() && is_string($cell->getValueEvenIfError())) {
             // only writes the error value if it's a string
             $cellXML .= ' t="e"><v>' . $cell->getValueEvenIfError() . '</v></c>';

tests/Spout/Common/Entity/RowTest.php

@@ -129,6 +129,6 @@ class RowTest extends \PHPUnit\Framework\TestCase
             ->setStyle($this->getStyleMock())
             ->setCells([]);
 
-        $this->assertInternalType('object', $row);
+        $this->assertInstanceOf(Row::class, $row);
     }
 }

tests/Spout/Common/Helper/FileSystemHelperTest.php

@@ -16,7 +16,7 @@ class FileSystemHelperTest extends TestCase
     /**
      * @return void
      */
-    public function setUp()
+    public function setUp() : void
     {
         $baseFolder = \sys_get_temp_dir();
         $this->fileSystemHelper = new FileSystemHelper($baseFolder);

tests/Spout/Reader/ODS/ReaderTest.php

@@ -295,6 +295,10 @@ class ReaderTest extends TestCase
      */
     public function testReadShouldBeProtectedAgainstBillionLaughsAttack()
     {
+        if (function_exists('xdebug_code_coverage_started') && xdebug_code_coverage_started()) {
+            $this->markTestSkipped('test not compatible with code coverage');
+        }
+
         $startTime = microtime(true);
         $fileName = 'attack_billion_laughs.ods';
 
@@ -318,6 +322,10 @@ class ReaderTest extends TestCase
      */
     public function testReadShouldBeProtectedAgainstQuadraticBlowupAttack()
     {
+        if (function_exists('xdebug_code_coverage_started') && xdebug_code_coverage_started()) {
+            $this->markTestSkipped('test not compatible with code coverage');
+        }
+
         $startTime = microtime(true);
 
         $fileName = 'attack_quadratic_blowup.ods';

tests/Spout/Reader/XLSX/Helper/CellValueFormatterTest.php

@@ -197,18 +197,22 @@ class CellValueFormatterTest extends TestCase
     public function testFormatInlineStringCellValue($value, $expectedFormattedValue)
     {
         $nodeListMock = $this->createMock(\DOMNodeList::class);
+        $nodeListMock
+            ->expects($this->atLeastOnce())
+            ->method('count')
+            ->willReturn(1);
         $nodeListMock
             ->expects($this->atLeastOnce())
             ->method('item')
             ->with(0)
-            ->will($this->returnValue((object) ['nodeValue' => $value]));
+            ->willReturn((object) ['nodeValue' => $value]);
 
         $nodeMock = $this->createMock(\DOMElement::class);
         $nodeMock
             ->expects($this->atLeastOnce())
             ->method('getElementsByTagName')
             ->with(CellValueFormatter::XML_NODE_INLINE_STRING_VALUE)
-            ->will($this->returnValue($nodeListMock));
+            ->willReturn($nodeListMock);
 
         /** @var SharedStringsManager $sharedStringManager */
         $sharedStringManager = $this->createMock(SharedStringsManager::class);

tests/Spout/Reader/XLSX/Manager/SharedStringsManagerTest.php

@@ -25,7 +25,7 @@ class SharedStringsManagerTest extends TestCase
     /**
      * @return void
      */
-    public function setUp()
+    public function setUp() : void
     {
         $this->sharedStringsManager = null;
     }
@@ -33,7 +33,7 @@ class SharedStringsManagerTest extends TestCase
     /**
      * @return void
      */
-    public function tearDown()
+    public function tearDown() : void
     {
         if ($this->sharedStringsManager !== null) {
             $this->sharedStringsManager->cleanup();

tests/Spout/Reader/XLSX/ReaderTest.php

@@ -72,6 +72,19 @@ class ReaderTest extends TestCase
         }
     }
 
+    /**
+     * @return void
+     */
+    public function testReadShouldSupportInlineStringsWithMultipleValueNodes()
+    {
+        $allRows = $this->getAllRowsForFile('sheet_with_multiple_value_nodes_in_inline_strings.xlsx');
+
+        $expectedRows = [
+            ['VALUE 1 VALUE 2 VALUE 3 VALUE 4', 's1 - B1'],
+        ];
+        $this->assertEquals($expectedRows, $allRows);
+    }
+
     /**
      * @return void
      */
@@ -539,6 +552,10 @@ class ReaderTest extends TestCase
      */
     public function testReadShouldBeProtectedAgainstQuadraticBlowupAttack()
     {
+        if (function_exists('xdebug_code_coverage_started') && xdebug_code_coverage_started()) {
+            $this->markTestSkipped('test not compatible with code coverage');
+        }
+
         $startTime = microtime(true);
 
         $this->getAllRowsForFile('attack_quadratic_blowup.xlsx');
@@ -675,13 +692,29 @@ class ReaderTest extends TestCase
         $allRows = $this->getAllRowsForFile('sheet_with_empty_cells.xlsx');
 
         $expectedRows = [
-            ['A', 'B', 'C'],
+            ['A', '', 'C'],
             ['0', '', ''],
             ['1', '1', ''],
         ];
         $this->assertEquals($expectedRows, $allRows, 'There should be 3 rows, with equal length');
     }
 
+    /**
+     * https://github.com/box/spout/issues/184
+     * @return void
+     */
+    public function testReadShouldCreateOutputEmptyCellPreservedWhenNoDimensionsSpecified()
+    {
+        $allRows = $this->getAllRowsForFile('sheet_with_empty_cells_without_dimensions.xlsx');
+
+        $expectedRows = [
+            ['A', '', 'C'],
+            ['0'],
+            ['1', '1'],
+        ];
+        $this->assertEquals($expectedRows, $allRows);
+    }
+
     /**
      * https://github.com/box/spout/issues/195
      * @return void
@@ -699,6 +732,18 @@ class ReaderTest extends TestCase
         $this->assertEquals($expectedRows, $allRows, 'Cell values should not be trimmed');
     }
 
+    /**
+     * https://github.com/box/spout/issues/726
+     * @return void
+     */
+    public function testReaderShouldSupportStrictOOXML()
+    {
+        $allRows = $this->getAllRowsForFile('sheet_with_strict_ooxml.xlsx');
+
+        $this->assertEquals('UNIQUE_ACCOUNT_IDENTIFIER', $allRows[0][0]);
+        $this->assertEquals('A2Z34NJA7N2ESJ', $allRows[1][0]);
+    }
+
     /**
      * @param string $fileName
      * @param bool $shouldFormatDates

tests/Spout/Writer/CSV/WriterTest.php

@@ -102,7 +102,7 @@ class WriterTest extends TestCase
         ]);
         $writtenContent = $this->writeToCsvFileAndReturnWrittenContent($allRows, 'csv_with_utf8_bom.csv');
 
-        $this->assertContains(EncodingHelper::BOM_UTF8, $writtenContent, 'The CSV file should contain a UTF-8 BOM');
+        $this->assertStringStartsWith(EncodingHelper::BOM_UTF8, $writtenContent, 'The CSV file should contain a UTF-8 BOM');
     }
 
     /**
@@ -115,7 +115,7 @@ class WriterTest extends TestCase
         ]);
         $writtenContent = $this->writeToCsvFileAndReturnWrittenContent($allRows, 'csv_no_bom.csv', ',', '"', false);
 
-        $this->assertNotContains(EncodingHelper::BOM_UTF8, $writtenContent, 'The CSV file should not contain a UTF-8 BOM');
+        $this->assertStringNotContainsString(EncodingHelper::BOM_UTF8, $writtenContent, 'The CSV file should not contain a UTF-8 BOM');
     }
 
     /**

tests/Spout/Writer/Common/Entity/SheetTest.php

@@ -18,7 +18,7 @@ class SheetTest extends TestCase
     /**
      * @return void
      */
-    public function setUp()
+    public function setUp() : void
     {
         $this->sheetManager = new SheetManager(new StringHelper());
     }

tests/Spout/Writer/Common/Manager/Style/StyleManagerTest.php

@@ -14,7 +14,7 @@ class StyleManagerTest extends TestCase
     /**
      * @return StyleManager
      */
-    private function getStyleManager()
+    private function getStyleManager() : StyleManager
     {
         $style = (new StyleBuilder())->build();
         $styleRegistry = new StyleRegistry($style);
@@ -22,31 +22,37 @@ class StyleManagerTest extends TestCase
         return new StyleManager($styleRegistry);
     }
 
-    /**
+    public function testApplyExtraStylesIfNeededShouldApplyWrapTextIfCellContainsNewLine() : void
-     * @return void
-     */
-    public function testApplyExtraStylesIfNeededShouldApplyWrapTextIfCellContainsNewLine()
     {
         $style = (new StyleBuilder())->build();
         $this->assertFalse($style->shouldWrapText());
 
         $styleManager = $this->getStyleManager();
-        $updatedStyle = $styleManager->applyExtraStylesIfNeeded(new Cell("multi\nlines", $style));
+        $possiblyUpdatedStyle = $styleManager->applyExtraStylesIfNeeded(new Cell("multi\nlines", $style));
 
-        $this->assertTrue($updatedStyle->shouldWrapText());
+        $this->assertTrue($possiblyUpdatedStyle->isUpdated());
+        $this->assertTrue($possiblyUpdatedStyle->getStyle()->shouldWrapText());
     }
 
-    /**
+    public function testApplyExtraStylesIfNeededShouldReturnNullIfWrapTextNotNeeded() : void
-     * @return void
+    {
-     */
+        $style = (new StyleBuilder())->build();
-    public function testApplyExtraStylesIfNeededShouldDoNothingIfWrapTextAlreadyApplied()
+        $this->assertFalse($style->shouldWrapText());
+
+        $styleManager = $this->getStyleManager();
+        $possiblyUpdatedStyle = $styleManager->applyExtraStylesIfNeeded(new Cell('oneline', $style));
+
+        $this->assertFalse($possiblyUpdatedStyle->isUpdated());
+    }
+
+    public function testApplyExtraStylesIfNeededShouldReturnNullIfWrapTextAlreadyApplied() : void
     {
         $style = (new StyleBuilder())->setShouldWrapText()->build();
         $this->assertTrue($style->shouldWrapText());
 
         $styleManager = $this->getStyleManager();
-        $updatedStyle = $styleManager->applyExtraStylesIfNeeded(new Cell("multi\nlines", $style));
+        $possiblyUpdatedStyle = $styleManager->applyExtraStylesIfNeeded(new Cell("multi\nlines", $style));
 
-        $this->assertTrue($updatedStyle->shouldWrapText());
+        $this->assertFalse($possiblyUpdatedStyle->isUpdated());
     }
 }

tests/Spout/Writer/Common/Manager/Style/StyleMergerTest.php

@@ -18,7 +18,7 @@ class StyleMergerTest extends TestCase
     /**
      * @return void
      */
-    public function setUp()
+    public function setUp() : void
     {
         $this->styleMerger = new StyleMerger();
     }

tests/Spout/Writer/Common/Manager/Style/StyleRegistryTest.php

@@ -20,7 +20,7 @@ class StyleRegistryTest extends TestCase
     /**
      * @return void
      */
-    public function setUp()
+    public function setUp() : void
     {
         $this->defaultStyle = (new StyleBuilder())->build();
         $this->styleRegistry = new StyleRegistry($this->defaultStyle);

tests/Spout/Writer/ODS/SheetTest.php

@@ -89,7 +89,7 @@ class SheetTest extends TestCase
         $pathToContentFile = $resourcePath . '#content.xml';
         $xmlContents = file_get_contents('zip://' . $pathToContentFile);
 
-        $this->assertContains(' table:display="false"', $xmlContents, 'The sheet visibility should have been changed to "hidden"');
+        $this->assertStringContainsString(' table:display="false"', $xmlContents, 'The sheet visibility should have been changed to "hidden"');
     }
 
     /**
@@ -164,6 +164,6 @@ class SheetTest extends TestCase
         $pathToWorkbookFile = $resourcePath . '#content.xml';
         $xmlContents = file_get_contents('zip://' . $pathToWorkbookFile);
 
-        $this->assertContains("table:name=\"$expectedName\"", $xmlContents, $message);
+        $this->assertStringContainsString("table:name=\"$expectedName\"", $xmlContents, $message);
     }
 }

tests/Spout/Writer/ODS/WriterTest.php

@@ -279,6 +279,41 @@ class WriterTest extends TestCase
         $this->assertValueWasWrittenToSheet($fileName, 1, 10.2);
     }
 
+    /**
+     * @return void
+     */
+    public function testAddRowShouldSupportFloatValuesInDifferentLocale()
+    {
+        $previousLocale = \setlocale(LC_ALL, 0);
+
+        try {
+            // Pick a supported locale whose decimal point is a comma.
+            // Installed locales differ from one system to another, so we can't pick
+            // a given locale.
+            $supportedLocales = explode("\n", shell_exec('locale -a'));
+            foreach ($supportedLocales as $supportedLocale) {
+                \setlocale(LC_ALL, $supportedLocale);
+                if (\localeconv()['decimal_point'] === ',') {
+                    break;
+                }
+            }
+            $this->assertEquals(',', \localeconv()['decimal_point']);
+
+            $fileName = 'test_add_row_should_support_float_values_in_different_locale.xlsx';
+            $dataRows = $this->createRowsFromValues([
+                [1234.5],
+            ]);
+
+            $this->writeToODSFile($dataRows, $fileName);
+
+            $this->assertValueWasNotWrittenToSheet($fileName, 1, "1234,5");
+            $this->assertValueWasWrittenToSheet($fileName, 1, "1234.5");
+        } finally {
+            // reset locale
+            \setlocale(LC_ALL, $previousLocale);
+        }
+    }
+
     /**
      * @return array<array>
      */
@@ -548,7 +583,7 @@ class WriterTest extends TestCase
         $pathToContentFile = $resourcePath . '#content.xml';
         $xmlContents = file_get_contents('zip://' . $pathToContentFile);
 
-        $this->assertContains($value, $xmlContents, $message);
+        $this->assertStringContainsString($value, $xmlContents, $message);
     }
 
     /**
@@ -563,7 +598,7 @@ class WriterTest extends TestCase
         $sheetXmlAsString = $this->getSheetXmlNodeAsString($fileName, $sheetIndex);
         $valueAsXmlString = "<text:p>$value</text:p>";
 
-        $this->assertContains($valueAsXmlString, $sheetXmlAsString, $message);
+        $this->assertStringContainsString($valueAsXmlString, $sheetXmlAsString, $message);
     }
 
     /**
@@ -578,7 +613,7 @@ class WriterTest extends TestCase
         $sheetXmlAsString = $this->getSheetXmlNodeAsString($fileName, $sheetIndex);
         $valueAsXmlString = "<text:p>$value</text:p>";
 
-        $this->assertNotContains($valueAsXmlString, $sheetXmlAsString, $message);
+        $this->assertStringNotContainsString($valueAsXmlString, $sheetXmlAsString, $message);
     }
 
     /**

tests/Spout/Writer/ODS/WriterWithStyleTest.php

@@ -30,7 +30,7 @@ class WriterWithStyleTest extends TestCase
     /**
      * @return void
      */
-    public function setUp()
+    public function setUp() : void
     {
         $this->defaultStyle = (new StyleBuilder())->build();
     }

tests/Spout/Writer/XLSX/SheetTest.php

@@ -89,7 +89,7 @@ class SheetTest extends TestCase
         $pathToWorkbookFile = $resourcePath . '#xl/workbook.xml';
         $xmlContents = file_get_contents('zip://' . $pathToWorkbookFile);
 
-        $this->assertContains(' state="hidden"', $xmlContents, 'The sheet visibility should have been changed to "hidden"');
+        $this->assertStringContainsString(' state="hidden"', $xmlContents, 'The sheet visibility should have been changed to "hidden"');
     }
 
     /**
@@ -166,6 +166,6 @@ class SheetTest extends TestCase
         $pathToWorkbookFile = $resourcePath . '#xl/workbook.xml';
         $xmlContents = file_get_contents('zip://' . $pathToWorkbookFile);
 
-        $this->assertContains("<sheet name=\"$expectedName\"", $xmlContents, $message);
+        $this->assertStringContainsString("<sheet name=\"$expectedName\"", $xmlContents, $message);
     }
 }

tests/Spout/Writer/XLSX/WriterTest.php

@@ -394,6 +394,42 @@ class WriterTest extends TestCase
         $this->assertInlineDataWasWrittenToSheet($fileName, 1, 't="e"><v>#DIV/0</v>');
     }
 
+    /**
+     * @return void
+     */
+    public function testAddRowShouldSupportFloatValuesInDifferentLocale()
+    {
+        $previousLocale = \setlocale(LC_ALL, 0);
+        $valueToWrite = 1234.5; // needs to be defined before changing the locale as PHP8 would expect 1234,5
+
+        try {
+            // Pick a supported locale whose decimal point is a comma.
+            // Installed locales differ from one system to another, so we can't pick
+            // a given locale.
+            $supportedLocales = explode("\n", shell_exec('locale -a'));
+            foreach ($supportedLocales as $supportedLocale) {
+                \setlocale(LC_ALL, $supportedLocale);
+                if (\localeconv()['decimal_point'] === ',') {
+                    break;
+                }
+            }
+            $this->assertEquals(',', \localeconv()['decimal_point']);
+
+            $fileName = 'test_add_row_should_support_float_values_in_different_locale.xlsx';
+            $dataRows = $this->createRowsFromValues([
+                [$valueToWrite],
+            ]);
+
+            $this->writeToXLSXFile($dataRows, $fileName, $shouldUseInlineStrings = false);
+
+            $this->assertInlineDataWasNotWrittenToSheet($fileName, 1, "1234,5");
+            $this->assertInlineDataWasWrittenToSheet($fileName, 1, "1234.5");
+        } finally {
+            // reset locale
+            \setlocale(LC_ALL, $previousLocale);
+        }
+    }
+
     /**
      * @return void
      */
@@ -609,7 +645,7 @@ class WriterTest extends TestCase
         $pathToSheetFile = $resourcePath . '#xl/worksheets/sheet' . $sheetIndex . '.xml';
         $xmlContents = file_get_contents('zip://' . $pathToSheetFile);
 
-        $this->assertContains((string) $inlineData, $xmlContents, $message);
+        $this->assertStringContainsString((string) $inlineData, $xmlContents, $message);
     }
 
     /**
@@ -625,7 +661,7 @@ class WriterTest extends TestCase
         $pathToSheetFile = $resourcePath . '#xl/worksheets/sheet' . $sheetIndex . '.xml';
         $xmlContents = file_get_contents('zip://' . $pathToSheetFile);
 
-        $this->assertNotContains((string) $inlineData, $xmlContents, $message);
+        $this->assertStringNotContainsString((string) $inlineData, $xmlContents, $message);
     }
 
     /**
@@ -640,6 +676,6 @@ class WriterTest extends TestCase
         $pathToSharedStringsFile = $resourcePath . '#xl/sharedStrings.xml';
         $xmlContents = file_get_contents('zip://' . $pathToSharedStringsFile);
 
-        $this->assertContains($sharedString, $xmlContents, $message);
+        $this->assertStringContainsString($sharedString, $xmlContents, $message);
     }
 }

tests/Spout/Writer/XLSX/WriterWithStyleTest.php

@@ -32,7 +32,7 @@ class WriterWithStyleTest extends TestCase
     /**
      * @return void
      */
-    public function setUp()
+    public function setUp() : void
     {
         $this->defaultStyle = (new StyleBuilder())->build();
     }