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<?php
namespace Box\Spout\Reader\XLSX;
use Box\Spout\Common\Exception\IOException;
use Box\Spout\Common\Helper\GlobalFunctionsHelper;
use Box\Spout\Common\Manager\OptionsManagerInterface;
use Box\Spout\Reader\Common\Creator\InternalEntityFactoryInterface;
use Box\Spout\Reader\Common\Entity\Options;
use Box\Spout\Reader\ReaderAbstract;
use Box\Spout\Reader\XLSX\Creator\InternalEntityFactory;
use Box\Spout\Reader\XLSX\Creator\ManagerFactory;
/**
* Class Reader
* This class provides support to read data from a XLSX file
*/
class Reader extends ReaderAbstract
{
/** @var ManagerFactory */
protected $managerFactory;
/** @var \ZipArchive */
protected $zip;
/** @var \Box\Spout\Reader\XLSX\Manager\SharedStringsManager Manages shared strings */
protected $sharedStringsManager;
/** @var SheetIterator To iterator over the XLSX sheets */
protected $sheetIterator;
/**
* @param OptionsManagerInterface $optionsManager
* @param GlobalFunctionsHelper $globalFunctionsHelper
* @param InternalEntityFactoryInterface $entityFactory
* @param ManagerFactory $managerFactory
*/
public function __construct(
OptionsManagerInterface $optionsManager,
GlobalFunctionsHelper $globalFunctionsHelper,
InternalEntityFactoryInterface $entityFactory,
ManagerFactory $managerFactory
) {
parent::__construct($optionsManager, $globalFunctionsHelper, $entityFactory);
$this->managerFactory = $managerFactory;
}
/**
* @param string $tempFolder Temporary folder where the temporary files will be created
* @return Reader
*/
public function setTempFolder($tempFolder)
{
$this->optionsManager->setOption(Options::TEMP_FOLDER, $tempFolder);
return $this;
}
/**
* Returns whether stream wrappers are supported
*
* @return bool
*/
protected function doesSupportStreamWrapper()
{
return false;
}
/**
* Opens the file at the given file path to make it ready to be read.
* It also parses the sharedStrings.xml file to get all the shared strings available in memory
* and fetches all the available sheets.
*
* @param string $filePath Path of the file to be read
* @throws \Box\Spout\Common\Exception\IOException If the file at the given path or its content cannot be read
* @throws \Box\Spout\Reader\Exception\NoSheetsFoundException If there are no sheets in the file
* @return void
*/
protected function openReader($filePath)
{
/** @var InternalEntityFactory $entityFactory */
$entityFactory = $this->entityFactory;
$this->zip = $entityFactory->createZipArchive();
if ($this->zip->open($filePath) === true) {
$tempFolder = $this->optionsManager->getOption(Options::TEMP_FOLDER);
$this->sharedStringsManager = $this->managerFactory->createSharedStringsManager($filePath, $tempFolder, $entityFactory);
if ($this->sharedStringsManager->hasSharedStrings()) {
// Extracts all the strings from the sheets for easy access in the future
$this->sharedStringsManager->extractSharedStrings();
}
$this->sheetIterator = $entityFactory->createSheetIterator(
$filePath,
$this->optionsManager,
$this->sharedStringsManager
);
} else {
throw new IOException("Could not open $filePath for reading.");
}
}
/**
* Returns an iterator to iterate over sheets.
*
* @return SheetIterator To iterate over sheets
*/
protected function getConcreteSheetIterator()
{
return $this->sheetIterator;
}
/**
* Closes the reader. To be used after reading the file.
*
* @return void
*/
protected function closeReader()
{
if ($this->zip) {
$this->zip->close();
}
if ($this->sharedStringsManager) {
$this->sharedStringsManager->cleanup();
}
}
}
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