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<?php |
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namespace OneSheet; |
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use OneSheet\Style\Styler; |
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use OneSheet\Xml\DefaultXml; |
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use OneSheet\Xml\SheetXml; |
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/** |
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* Class Finalizer, a rather quick and dirty solution for now. |
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* |
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* @package OneSheet |
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*/ |
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class Finalizer |
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{ |
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/** |
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* @var Sheet |
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*/ |
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private $sheet; |
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/** |
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* @var SheetFile |
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*/ |
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private $sheetFile; |
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/** |
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* @var \ZipArchive |
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*/ |
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private $zip; |
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/** |
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* @var Styler |
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*/ |
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private $styler; |
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/** |
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* Finalizer constructor. |
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* |
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* @param Sheet $sheet |
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* @param Styler $styler |
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* @param SheetFile $sheetFile |
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*/ |
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public function __construct(Sheet $sheet, Styler $styler, SheetFile $sheetFile) |
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{ |
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$this->sheet = $sheet; |
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$this->styler = $styler; |
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$this->sheetFile = $sheetFile; |
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$this->zip = new \ZipArchive(); |
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} |
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/** |
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* Finalize the xlsx file. |
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* |
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* @param resource $output |
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*/ |
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public function finalize($output) |
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{ |
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$zipFileUrl = sys_get_temp_dir() . '/' . uniqid(); |
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$this->fillZipWithFileContents($zipFileUrl); |
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if (!$this->zip->close()) { |
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throw new \RuntimeException('Failed to close zip file!'); |
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} |
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$this->copyToOutputAndCleanup($output, $zipFileUrl); |
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} |
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/** |
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* Add all file and string contents to zip file. |
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* |
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* @param string $zipFileUrl |
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*/ |
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private function fillZipWithFileContents($zipFileUrl) |
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{ |
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$this->zip->open($zipFileUrl, \ZipArchive::CREATE); |
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$this->finalizeSheet(); |
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$this->finalizeStyles(); |
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$this->finalizeDefaultXmls(); |
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} |
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/** |
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* Wrap up the sheet (write header, column xmls). |
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*/ |
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private function finalizeSheet() |
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{ |
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$this->sheetFile->fwrite('</sheetData></worksheet>'); |
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$this->sheetFile->rewind(); |
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$this->sheetFile->fwrite(SheetXml::HEADER_XML); |
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$this->sheetFile->fwrite($this->sheet->getDimensionXml()); |
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$this->sheetFile->fwrite($this->sheet->getSheetViewsXml()); |
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$this->sheetFile->fwrite($this->sheet->getColsXml()); |
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$this->zip->addFile($this->sheetFile->getFilePath(), 'xl/worksheets/sheet1.xml'); |
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} |
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/** |
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* Write style xml file. |
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*/ |
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private function finalizeStyles() |
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{ |
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$this->zip->addFromString('xl/styles.xml', $this->styler->getStyleSheetXml()); |
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} |
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/** |
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* Add default xmls to zip archive. |
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*/ |
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private function finalizeDefaultXmls() |
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{ |
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$this->zip->addFromString('[Content_Types].xml', DefaultXml::CONTENT_TYPES); |
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$this->zip->addFromString('docProps/core.xml', |
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sprintf(DefaultXml::DOCPROPS_CORE, date(DATE_ISO8601), date(DATE_ISO8601))); |
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$this->zip->addFromString('docProps/app.xml', DefaultXml::DOCPROPS_APP); |
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$this->zip->addFromString('_rels/.rels', DefaultXml::RELS_RELS); |
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$this->zip->addFromString('xl/_rels/workbook.xml.rels', DefaultXml::XL_RELS_WORKBOOK); |
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$this->zip->addFromString('xl/workbook.xml', DefaultXml::XL_WORKBOOK); |
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} |
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/** |
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* Write zip/xlsx contents to specified output |
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* and unlink/delete files. |
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* |
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* @param resource $output |
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* @param string $zipFileUrl |
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*/ |
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private function copyToOutputAndCleanup($output, $zipFileUrl) |
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{ |
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$zipFilePointer = fopen($zipFileUrl, 'r'); |
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if (!stream_copy_to_stream($zipFilePointer, $output) |
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|| !fclose($zipFilePointer) |
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|| !fclose($output) |
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|| !unlink($zipFileUrl) |
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) { |
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throw new \RuntimeException("Failed to copy stream and clean up!"); |
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} |
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} |
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} |
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nimmneun /
onesheet
