src/PhpPresentation/Writer/PowerPoint2007.php
<?php
/**
* This file is part of PHPPresentation - A pure PHP library for reading and writing
* presentations documents.
*
* PHPPresentation is free software distributed under the terms of the GNU Lesser
* General Public License version 3 as published by the Free Software Foundation.
*
* For the full copyright and license information, please read the LICENSE
* file that was distributed with this source code. For the full list of
* contributors, visit https://github.com/PHPOffice/PHPPresentation/contributors.
*
* @see https://github.com/PHPOffice/PHPPresentation
*
* @license http://www.gnu.org/licenses/lgpl.txt LGPL version 3
*/
declare(strict_types=1);
namespace PhpOffice\PhpPresentation\Writer;
use DirectoryIterator;
use PhpOffice\Common\Adapter\Zip\ZipArchiveAdapter;
use PhpOffice\PhpPresentation\Exception\DirectoryNotFoundException;
use PhpOffice\PhpPresentation\Exception\FileCopyException;
use PhpOffice\PhpPresentation\Exception\FileRemoveException;
use PhpOffice\PhpPresentation\Exception\InvalidParameterException;
use PhpOffice\PhpPresentation\HashTable;
use PhpOffice\PhpPresentation\PhpPresentation;
use PhpOffice\PhpPresentation\Writer\PowerPoint2007\AbstractDecoratorWriter;
use ReflectionClass;
/**
* \PhpOffice\PhpPresentation\Writer\PowerPoint2007.
*/
class PowerPoint2007 extends AbstractWriter implements WriterInterface
{
/**
* Use disk caching where possible?
*
* @var bool
*/
protected $useDiskCaching = false;
/**
* Disk caching directory.
*
* @var string
*/
protected $diskCachingDir;
/**
* Create a new PowerPoint2007 file.
*/
public function __construct(?PhpPresentation $pPhpPresentation = null)
{
// Assign PhpPresentation
$this->setPhpPresentation($pPhpPresentation ?? new PhpPresentation());
// Set up disk caching location
$this->diskCachingDir = './';
// Set HashTable variables
$this->oDrawingHashTable = new HashTable();
$this->setZipAdapter(new ZipArchiveAdapter());
}
/**
* Save PhpPresentation to file.
*/
public function save(string $pFilename): void
{
if (empty($pFilename)) {
throw new InvalidParameterException('pFilename', '');
}
$oPresentation = $this->getPhpPresentation();
// If $pFilename is php://output or php://stdout, make it a temporary file...
$originalFilename = $pFilename;
if ('php://output' == strtolower($pFilename) || 'php://stdout' == strtolower($pFilename)) {
$pFilename = @tempnam($this->diskCachingDir, 'phppttmp');
if ('' == $pFilename) {
$pFilename = $originalFilename;
}
}
// Create drawing dictionary
$this->getDrawingHashTable()->addFromSource($this->allDrawings());
$oZip = $this->getZipAdapter();
$oZip->open($pFilename);
$oDir = new DirectoryIterator(__DIR__ . DIRECTORY_SEPARATOR . 'PowerPoint2007');
$arrayFiles = [];
foreach ($oDir as $oFile) {
if (!$oFile->isFile()) {
continue;
}
$class = __NAMESPACE__ . '\\PowerPoint2007\\' . $oFile->getBasename('.php');
$class = new ReflectionClass($class);
if ($class->isAbstract() || !$class->isSubclassOf(AbstractDecoratorWriter::class)) {
continue;
}
$arrayFiles[$oFile->getBasename('.php')] = $class;
}
ksort($arrayFiles);
foreach ($arrayFiles as $o) {
$oService = $o->newInstance();
$oService->setZip($oZip);
$oService->setPresentation($oPresentation);
$oService->setDrawingHashTable($this->getDrawingHashTable());
$oZip = $oService->render();
unset($oService);
}
// Close file
$oZip->close();
// If a temporary file was used, copy it to the correct file stream
if ($originalFilename != $pFilename) {
if (false === copy($pFilename, $originalFilename)) {
throw new FileCopyException($pFilename, $originalFilename);
}
if (false === @unlink($pFilename)) {
throw new FileRemoveException($pFilename);
}
}
}
/**
* Get use disk caching where possible?
*
* @return bool
*/
public function hasDiskCaching()
{
return $this->useDiskCaching;
}
/**
* Set use disk caching where possible?
*
* @param string $directory Disk caching directory
*
* @return PowerPoint2007
*/
public function setUseDiskCaching(bool $useDiskCaching = false, ?string $directory = null)
{
$this->useDiskCaching = $useDiskCaching;
if (null !== $directory) {
if (!is_dir($directory)) {
throw new DirectoryNotFoundException($directory);
}
$this->diskCachingDir = $directory;
}
return $this;
}
/**
* Get disk caching directory.
*
* @return string
*/
public function getDiskCachingDirectory()
{
return $this->diskCachingDir;
}
}