Vendor/phpspreadsheet/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Shared/OLE.php
public function getStream($blockIdOrPps)
    {
        static $isRegistered = false;
        if (!$isRegistered) {
            stream_wrapper_register('ole-chainedblockstream', ChainedBlockStream::class);
            $isRegistered = true;
        }

        // Store current instance in global array, so that it can be accessed
        // in OLE_ChainedBlockStream::stream_open().
        // Object is removed from self::$instances in OLE_Stream::close().
        $GLOBALS['_OLE_INSTANCES'][] = $this;
        $instanceId = end(array_keys($GLOBALS['_OLE_INSTANCES']));

        $path = 'ole-chainedblockstream://oleInstanceId=' . $instanceId;
        if ($blockIdOrPps instanceof OLE\PPS) {
            $path .= '&blockId=' . $blockIdOrPps->startBlock;
            $path .= '&size=' . $blockIdOrPps->Size;
        } else {
            $path .= '&blockId=' . $blockIdOrPps;
        }

        return fopen($path, 'r');
    }
public function getStream($blockIdOrPps)
    {
        static $isRegistered = false;
        if (!$isRegistered) {
            stream_wrapper_register('ole-chainedblockstream', ChainedBlockStream::class);
            $isRegistered = true;
        }

        // Store current instance in global array, so that it can be accessed
        // in OLE_ChainedBlockStream::stream_open().
        // Object is removed from self::$instances in OLE_Stream::close().
        $GLOBALS['_OLE_INSTANCES'][] = $this;
        $instanceId = end(array_keys($GLOBALS['_OLE_INSTANCES']));

        $path = 'ole-chainedblockstream://oleInstanceId=' . $instanceId;
        if ($blockIdOrPps instanceof OLE\PPS) {
            $path .= '&blockId=' . $blockIdOrPps->startBlock;
            $path .= '&size=' . $blockIdOrPps->Size;
        } else {
            $path .= '&blockId=' . $blockIdOrPps;
        }

        return fopen($path, 'r');
    }
public function getStream ( $ blockIdOrPps ) { static $ isRegistered = false ; if ( ! $ isRegistered ) { stream_wrapper_register ( 'ole-chainedblockstream' , ChainedBlockStream :: class ) ; $ isRegistered = true ; } // Store current instance in global array, so that it can be accessed // in OLE_ChainedBlockStream::stream_open(). // Object is removed from self::$instances in OLE_Stream::close(). $ GLOBALS [ '_OLE_INSTANCES' ] [ ] = $ this ; $ instanceId = end ( array_keys ( $ GLOBALS [ '_OLE_INSTANCES' ] ) ) ; $ path = 'ole-chainedblockstream://oleInstanceId=' . $ instanceId ; if ( $ blockIdOrPps instanceof OLE \ PPS ) { $ path .= '&blockId=' . $ blockIdOrPps -> startBlock ; $ path .= '&size=' . $ blockIdOrPps -> Size ; } else { $ path .= '&blockId=' . $ blockIdOrPps ; } return fopen ( $ path , 'r' ) ; }
Returns a stream for use with fread() etc. External callers should
use \PhpOffice\PhpSpreadsheet\Shared\OLE\PPS\File::getStream().

@param int|OLE\PPS $blockIdOrPps block id or PPS

@return resource read-only stream
Returns a stream for use with fread () etc . External callers should use \ PhpOffice \ PhpSpreadsheet \ Shared \ OLE \ PPS \ File :: getStream () .