First external release
This commit is contained in:
Adrien Loison committed
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@@ -0,0 +1,37 @@
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<?php
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namespace Box\Spout\Writer\Helper\XLSX;
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/**
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* Class CellHelper
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* This class provides helper functions when working with cells
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*
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* @package Box\Spout\Writer\Helper\XLSX
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*/
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class CellHelper
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{
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/**
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* Returns the cell index (base 26) associated to the base 10 column index.
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* Excel uses A to Z letters for column indexing, where A is the 1st column,
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* Z is the 26th and AA is the 27th.
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* The mapping is zero based, so that 0 maps to A, B maps to 1, Z to 25 and AA to 26.
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*
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* @param int $columnIndex The Excel column index (0, 42, ...)
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* @return string The associated cell index ('A', 'BC', ...)
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*/
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public static function getCellIndexFromColumnIndex($columnIndex)
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{
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$cellIndex = '';
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$capitalAAsciiValue = ord('A');
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do {
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$modulus = $columnIndex % 26;
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$cellIndex = chr($capitalAAsciiValue + $modulus) . $cellIndex;
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// substracting 1 because it's zero-based
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$columnIndex = intval($columnIndex / 26) - 1;
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} while ($columnIndex >= 0);
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return $cellIndex;
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}
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}
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@@ -0,0 +1,378 @@
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<?php
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namespace Box\Spout\Writer\Helper\XLSX;
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use Box\Spout\Writer\Internal\XLSX\Worksheet;
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/**
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* Class FileSystemHelper
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* This class provides helper functions to help with the file system operations
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* like files/folders creation & deletion for XLSX files
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*
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* @package Box\Spout\Writer\Helper\XLSX
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*/
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class FileSystemHelper extends \Box\Spout\Common\Helper\FileSystemHelper
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{
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const APP_NAME = 'Spout';
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const RELS_FOLDER_NAME = '_rels';
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const DOC_PROPS_FOLDER_NAME = 'docProps';
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const XL_FOLDER_NAME = 'xl';
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const WORKSHEETS_FOLDER_NAME = 'worksheets';
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const RELS_FILE_NAME = '.rels';
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const APP_XML_FILE_NAME = 'app.xml';
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const CORE_XML_FILE_NAME = 'core.xml';
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const CONTENT_TYPES_XML_FILE_NAME = '[Content_Types].xml';
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const WORKBOOK_XML_FILE_NAME = 'workbook.xml';
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const WORKBOOK_RELS_XML_FILE_NAME = 'workbook.xml.rels';
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/** @var string Path to the root folder inside the temp folder where the files to create the XLSX will be stored */
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protected $rootFolder;
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/** @var string Path to the "_rels" folder inside the root folder */
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protected $relsFolder;
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/** @var string Path to the "docProps" folder inside the root folder */
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protected $docPropsFolder;
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/** @var string Path to the "xl" folder inside the root folder */
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protected $xlFolder;
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/** @var string Path to the "_rels" folder inside the "xl" folder */
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protected $xlRelsFolder;
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/** @var string Path to the "worksheets" folder inside the "xl" folder */
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protected $xlWorksheetsFolder;
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/**
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* @return string
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*/
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public function getRootFolder()
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{
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return $this->rootFolder;
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}
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/**
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* @return string
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*/
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public function getXlFolder()
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{
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return $this->xlFolder;
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}
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/**
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* @return string
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*/
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public function getXlWorksheetsFolder()
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{
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return $this->xlWorksheetsFolder;
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}
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/**
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* Creates all the folders needed to create a XLSX file, as well as the files that won't change.
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*
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* @return void
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* @throws \Box\Spout\Common\Exception\IOException If unable to create at least one of the base folders
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*/
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public function createBaseFilesAndFolders()
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{
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$this
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->createRootFolder()
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->createRelsFolderAndFile()
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->createDocPropsFolderAndFiles()
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->createXlFolderAndSubFolders();
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}
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/**
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* Creates the folder that will be used as root
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*
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* @return FileSystemHelper
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* @throws \Box\Spout\Common\Exception\IOException If unable to create the folder
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*/
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protected function createRootFolder()
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{
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$this->rootFolder = $this->createFolder($this->baseFolderPath, uniqid('xlsx'));
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return $this;
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}
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/**
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* Creates the "_rels" folder under the root folder as well as the ".rels" file in it
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*
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* @return FileSystemHelper
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* @throws \Box\Spout\Common\Exception\IOException If unable to create the folder or the ".rels" file
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*/
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protected function createRelsFolderAndFile()
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{
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$this->relsFolder = $this->createFolder($this->rootFolder, self::RELS_FOLDER_NAME);
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$this->createRelsFile();
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return $this;
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}
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/**
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* Creates the ".rels" file under the "_rels" folder (under root)
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*
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* @return FileSystemHelper
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* @throws \Box\Spout\Common\Exception\IOException If unable to create the file
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*/
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protected function createRelsFile()
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{
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$relsFileContents = <<<EOD
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<?xml version="1.0" encoding="UTF-8"?>
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<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">
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<Relationship Id="rIdWorkbook" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument" Target="xl/workbook.xml"/>
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<Relationship Id="rIdCore" Type="http://schemas.openxmlformats.org/officedocument/2006/relationships/metadata/core-properties" Target="docProps/core.xml"/>
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<Relationship Id="rIdApp" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/extended-properties" Target="docProps/app.xml"/>
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</Relationships>
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EOD;
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$this->createFileWithContents($this->relsFolder, self::RELS_FILE_NAME, $relsFileContents);
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return $this;
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}
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/**
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* Creates the "docProps" folder under the root folder as well as the "app.xml" and "core.xml" files in it
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*
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* @return FileSystemHelper
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* @throws \Box\Spout\Common\Exception\IOException If unable to create the folder or one of the files
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*/
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protected function createDocPropsFolderAndFiles()
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{
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$this->docPropsFolder = $this->createFolder($this->rootFolder, self::DOC_PROPS_FOLDER_NAME);
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$this->createAppXmlFile();
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$this->createCoreXmlFile();
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return $this;
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}
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/**
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* Creates the "app.xml" file under the "docProps" folder
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*
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* @return FileSystemHelper
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* @throws \Box\Spout\Common\Exception\IOException If unable to create the file
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*/
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protected function createAppXmlFile()
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{
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$appName = self::APP_NAME;
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$appXmlFileContents = <<<EOD
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<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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<Properties xmlns="http://schemas.openxmlformats.org/officeDocument/2006/extended-properties">
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<Application>$appName</Application>
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<TotalTime>0</TotalTime>
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</Properties>
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EOD;
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$this->createFileWithContents($this->docPropsFolder, self::APP_XML_FILE_NAME, $appXmlFileContents);
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return $this;
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}
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/**
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* Creates the "core.xml" file under the "docProps" folder
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*
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* @return FileSystemHelper
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* @throws \Box\Spout\Common\Exception\IOException If unable to create the file
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*/
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protected function createCoreXmlFile()
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{
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$createdDate = (new \DateTime())->format('c');
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$coreXmlFileContents = <<<EOD
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<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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<cp:coreProperties xmlns:cp="http://schemas.openxmlformats.org/package/2006/metadata/core-properties" xmlns:dcmitype="http://purl.org/dc/dcmitype/" xmlns:dcterms="http://purl.org/dc/terms/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
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<dcterms:created xsi:type="dcterms:W3CDTF">$createdDate</dcterms:created>
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<dcterms:modified xsi:type="dcterms:W3CDTF">$createdDate</dcterms:modified>
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<cp:revision>0</cp:revision>
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</cp:coreProperties>
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EOD;
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$this->createFileWithContents($this->docPropsFolder, self::CORE_XML_FILE_NAME, $coreXmlFileContents);
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return $this;
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}
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/**
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* Creates the "xl" folder under the root folder as well as its subfolders
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*
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* @return FileSystemHelper
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* @throws \Box\Spout\Common\Exception\IOException If unable to create at least one of the folders
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*/
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protected function createXlFolderAndSubFolders()
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{
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$this->xlFolder = $this->createFolder($this->rootFolder, self::XL_FOLDER_NAME);
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$this->createXlRelsFolder();
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$this->createXlWorksheetsFolder();
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return $this;
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}
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/**
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* Creates the "_rels" folder under the "xl" folder
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*
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* @return FileSystemHelper
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* @throws \Box\Spout\Common\Exception\IOException If unable to create the folder
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*/
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protected function createXlRelsFolder()
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{
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$this->xlRelsFolder = $this->createFolder($this->xlFolder, self::RELS_FOLDER_NAME);
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return $this;
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}
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/**
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* Creates the "worksheets" folder under the "xl" folder
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*
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* @return FileSystemHelper
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* @throws \Box\Spout\Common\Exception\IOException If unable to create the folder
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*/
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protected function createXlWorksheetsFolder()
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{
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$this->xlWorksheetsFolder = $this->createFolder($this->xlFolder, self::WORKSHEETS_FOLDER_NAME);
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return $this;
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}
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/**
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* Creates the "[Content_Types].xml" file under the root folder
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*
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* @param Worksheet[] $worksheets
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* @return FileSystemHelper
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*/
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public function createContentTypesFile($worksheets)
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{
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$contentTypesXmlFileContents = <<<EOD
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<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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<Types xmlns="http://schemas.openxmlformats.org/package/2006/content-types">
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<Default ContentType="application/xml" Extension="xml"/>
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<Default ContentType="application/vnd.openxmlformats-package.relationships+xml" Extension="rels"/>
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<Override ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet.main+xml" PartName="/xl/workbook.xml"/>
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EOD;
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/** @var Worksheet $worksheet */
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foreach ($worksheets as $worksheet) {
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$contentTypesXmlFileContents .= ' <Override ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.worksheet+xml" PartName="/xl/worksheets/sheet' . $worksheet->getId() . '.xml"/>' . PHP_EOL;
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}
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$contentTypesXmlFileContents .= <<<EOD
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<Override ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.sharedStrings+xml" PartName="/xl/sharedStrings.xml"/>
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<Override ContentType="application/vnd.openxmlformats-package.core-properties+xml" PartName="/docProps/core.xml"/>
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<Override ContentType="application/vnd.openxmlformats-officedocument.extended-properties+xml" PartName="/docProps/app.xml"/>
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</Types>
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EOD;
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$this->createFileWithContents($this->rootFolder, self::CONTENT_TYPES_XML_FILE_NAME, $contentTypesXmlFileContents);
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return $this;
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}
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/**
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* Creates the "workbook.xml" file under the "xl" folder
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*
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* @param Worksheet[] $worksheets
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* @return FileSystemHelper
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*/
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public function createWorkbookFile($worksheets)
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{
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$workbookXmlFileContents = <<<EOD
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<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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<workbook xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships">
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<sheets>
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EOD;
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$escaper = new \Box\Spout\Common\Escaper\XLSX();
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/** @var Worksheet $worksheet */
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foreach ($worksheets as $worksheet) {
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$worksheetName = $worksheet->getExternalSheet()->getName();
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$worksheetId = $worksheet->getId();
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$workbookXmlFileContents .= ' <sheet name="' . $escaper->escape($worksheetName) . '" sheetId="' . $worksheetId . '" r:id="rIdSheet' . $worksheetId . '"/>' . PHP_EOL;
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}
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$workbookXmlFileContents .= <<<EOD
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</sheets>
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</workbook>
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EOD;
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$this->createFileWithContents($this->xlFolder, self::WORKBOOK_XML_FILE_NAME, $workbookXmlFileContents);
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return $this;
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}
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/**
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* Creates the "workbook.xml.res" file under the "xl/_res" folder
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*
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* @param Worksheet[] $worksheets
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* @return FileSystemHelper
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*/
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public function createWorkbookRelsFile($worksheets)
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{
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$workbookRelsXmlFileContents = <<<EOD
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<?xml version="1.0" encoding="UTF-8"?>
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<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">
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<Relationship Id="rIdSharedStrings" Target="sharedStrings.xml" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/sharedStrings"/>
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EOD;
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/** @var Worksheet $worksheet */
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foreach ($worksheets as $worksheet) {
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$worksheetId = $worksheet->getId();
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$workbookRelsXmlFileContents .= ' <Relationship Id="rIdSheet' . $worksheetId . '" Target="worksheets/sheet' . $worksheetId . '.xml" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/worksheet"/>' . PHP_EOL;
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}
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$workbookRelsXmlFileContents .= '</Relationships>';
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$this->createFileWithContents($this->xlRelsFolder, self::WORKBOOK_RELS_XML_FILE_NAME, $workbookRelsXmlFileContents);
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return $this;
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}
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/**
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* Zips the root folder and streams the contents of the zip into the given stream
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*
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* @param resource $streamPointer Pointer to the stream to copy the zip
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* @return void
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*/
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public function zipRootFolderAndCopyToStream($streamPointer)
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{
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$this->zipRootFolder();
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$this->copyZipToStream($streamPointer);
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// once the zip is copied, remove it
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$this->deleteFile($this->getZipFilePath());
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||||
}
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/**
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* Zips the root folder
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||||
*
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||||
* @return void
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||||
*/
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||||
protected function zipRootFolder()
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||||
{
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$zipHelper = new ZipHelper();
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$zipHelper->zipFolder($this->rootFolder, $this->getZipFilePath());
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}
|
||||
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/**
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||||
* @return string Path of the zip file created from the root folder
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||||
*/
|
||||
protected function getZipFilePath()
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||||
{
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||||
return $this->rootFolder . '.zip';
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||||
}
|
||||
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||||
/**
|
||||
* Streams the contents of the zip into the given stream
|
||||
*
|
||||
* @param resource $pointer Pointer to the stream to copy the zip
|
||||
* @return void
|
||||
*/
|
||||
protected function copyZipToStream($pointer)
|
||||
{
|
||||
$zipFilePointer = fopen($this->getZipFilePath(), 'r');
|
||||
stream_copy_to_stream($zipFilePointer, $pointer);
|
||||
fclose($zipFilePointer);
|
||||
}
|
||||
}
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@@ -0,0 +1,99 @@
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<?php
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||||
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||||
namespace Box\Spout\Writer\Helper\XLSX;
|
||||
|
||||
use Box\Spout\Common\Exception\IOException;
|
||||
|
||||
/**
|
||||
* Class SharedStringsHelper
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||||
* This class provides helper functions to write shared strings
|
||||
*
|
||||
* @package Box\Spout\Writer\Helper\XLSX
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||||
*/
|
||||
class SharedStringsHelper
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||||
{
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||||
const SHARED_STRINGS_FILE_NAME = 'sharedStrings.xml';
|
||||
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||||
const SHARED_STRINGS_XML_FILE_FIRST_PART_HEADER = <<<EOD
|
||||
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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||||
<sst xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main"
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||||
EOD;
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||||
|
||||
/**
|
||||
* This number must be really big so that the no generated file will have more strings than that.
|
||||
* If the strings number goes above, characters will be overwritten in an unwanted way and will corrupt the file.
|
||||
*/
|
||||
const DEFAULT_STRINGS_COUNT_PART = 'count="9999999999999" uniqueCount="9999999999999"';
|
||||
|
||||
/** @var int Number of shared strings already written */
|
||||
protected $numSharedStrings = 0;
|
||||
|
||||
/** @var \Box\Spout\Common\Escaper\XLSX Strings escaper */
|
||||
protected $stringsEscaper;
|
||||
|
||||
/**
|
||||
* @param string $xlFolder Path to the "xl" folder
|
||||
*/
|
||||
public function __construct($xlFolder)
|
||||
{
|
||||
$sharedStringsFilePath = $xlFolder . DIRECTORY_SEPARATOR . self::SHARED_STRINGS_FILE_NAME;
|
||||
$this->sharedStringsFilePointer = fopen($sharedStringsFilePath, 'w');
|
||||
|
||||
$this->throwIfSharedStringsFilePointerIsNotAvailable();
|
||||
|
||||
// the headers is split into different parts so that we can fseek and put in the correct count and uniqueCount later
|
||||
$header = self::SHARED_STRINGS_XML_FILE_FIRST_PART_HEADER . ' ' . self::DEFAULT_STRINGS_COUNT_PART . '>' . PHP_EOL;
|
||||
fwrite($this->sharedStringsFilePointer, $header);
|
||||
|
||||
$this->stringsEscaper = new \Box\Spout\Common\Escaper\XLSX();
|
||||
}
|
||||
|
||||
/**
|
||||
* Checks if the book has been created. Throws an exception if not created yet.
|
||||
*
|
||||
* @return void
|
||||
* @throws \Box\Spout\Common\Exception\IOException If the sheet data file cannot be opened for writing
|
||||
*/
|
||||
protected function throwIfSharedStringsFilePointerIsNotAvailable()
|
||||
{
|
||||
if (!$this->sharedStringsFilePointer) {
|
||||
throw new IOException('Unable to open shared strings file for writing.');
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Writes the given string into the sharedStrings.xml file.
|
||||
* Starting and ending whitespaces are preserved.
|
||||
*
|
||||
* @param string $string
|
||||
* @return int ID of the written shared string
|
||||
*/
|
||||
public function writeString($string)
|
||||
{
|
||||
fwrite($this->sharedStringsFilePointer, ' <si><t xml:space="preserve">' . $this->stringsEscaper->escape($string) . '</t></si>' . PHP_EOL);
|
||||
$this->numSharedStrings++;
|
||||
|
||||
// Shared string ID is zero-based
|
||||
return ($this->numSharedStrings - 1);
|
||||
}
|
||||
|
||||
/**
|
||||
* Finishes writing the data in the sharedStrings.xml file and closes the file.
|
||||
*
|
||||
* @return void
|
||||
*/
|
||||
public function close()
|
||||
{
|
||||
fwrite($this->sharedStringsFilePointer, '</sst>');
|
||||
|
||||
// Replace the default strings count with the actual number of shared strings in the file header
|
||||
$firstPartHeaderLength = strlen(self::SHARED_STRINGS_XML_FILE_FIRST_PART_HEADER);
|
||||
$defaultStringsCountPartLength = strlen(self::DEFAULT_STRINGS_COUNT_PART);
|
||||
|
||||
// Adding 1 to take into account the space between the last xml attribute and "count"
|
||||
fseek($this->sharedStringsFilePointer, $firstPartHeaderLength + 1);
|
||||
fwrite($this->sharedStringsFilePointer, sprintf("%-{$defaultStringsCountPartLength}s", 'count="' . $this->numSharedStrings . '" uniqueCount="' . $this->numSharedStrings . '"'));
|
||||
|
||||
fclose($this->sharedStringsFilePointer);
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,50 @@
|
||||
<?php
|
||||
|
||||
namespace Box\Spout\Writer\Helper\XLSX;
|
||||
|
||||
/**
|
||||
* Class ZipHelper
|
||||
* This class provides helper functions to create zip files
|
||||
*
|
||||
* @package Box\Spout\Writer\Helper\XLSX
|
||||
*/
|
||||
class ZipHelper
|
||||
{
|
||||
/**
|
||||
* Zips the given folder
|
||||
*
|
||||
* @param string $folderPath Path of the folder to be zipped
|
||||
* @param string $destinationPath Path where the zip file will be created
|
||||
* @return void
|
||||
*/
|
||||
public function zipFolder($folderPath, $destinationPath)
|
||||
{
|
||||
$zip = new \ZipArchive();
|
||||
if ($zip->open($destinationPath, \ZipArchive::CREATE)) {
|
||||
$this->addFolderToZip($zip, $folderPath);
|
||||
$zip->close();
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @param \ZipArchive $zip
|
||||
* @param string $folderPath Path of the folder to add to the zip
|
||||
* @return void
|
||||
*/
|
||||
protected function addFolderToZip($zip, $folderPath)
|
||||
{
|
||||
$folderRealPath = realpath($folderPath) . DIRECTORY_SEPARATOR;
|
||||
$itemIterator = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($folderPath, \RecursiveDirectoryIterator::SKIP_DOTS), \RecursiveIteratorIterator::SELF_FIRST);
|
||||
|
||||
foreach ($itemIterator as $itemInfo) {
|
||||
$itemRealPath = realpath($itemInfo->getPathname());
|
||||
$itemLocalPath = str_replace($folderRealPath, '', $itemRealPath);
|
||||
|
||||
if ($itemInfo->isFile()) {
|
||||
$zip->addFile($itemInfo->getPathname(), $itemLocalPath);
|
||||
} else if ($itemInfo->isDir()) {
|
||||
$zip->addEmptyDir($itemLocalPath);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in new issue
Block a user