/**
* @param integer $time_1st A timestamp
* @param integer $time_2nd A timestamp
*/
public function __construct($time_1st, $time_2nd, $raChild)
{
parent::__construct(null, Shared_OLE::Asc2Ucs('Root Entry'), Shared_OLE::OLE_PPS_TYPE_ROOT, null, null, null, $time_1st, $time_2nd, null, $raChild);
}
/**
* Read summary information
*/
private function _readSummaryInformation()
{
if (!isset($this->_summaryInformation)) {
return;
}
// offset: 0; size: 2; must be 0xFE 0xFF (UTF-16 LE byte order mark)
// offset: 2; size: 2;
// offset: 4; size: 2; OS version
// offset: 6; size: 2; OS indicator
// offset: 8; size: 16
// offset: 24; size: 4; section count
// offset: 28; size: 16; first section's class id: e0 85 9f f2 f9 4f 68 10 ab 91 08 00 2b 27 b3 d9
// offset: 44; size: 4
// section header
// offset: 48; size: 4; section length
$secLength = $this->_GetInt4d($this->_summaryInformation, 48);
// offset: 52; size: 4; property count
$countProperties = $this->_GetInt4d($this->_summaryInformation, 52);
// initialize code page (used to resolve string values)
$codePage = 'CP1252';
// offset: 56; size: var
// loop through property decarations and properties
for ($i = 0; $i < $countProperties; ++$i) {
// offset: 56 + 8 * $i; size: 4; property ID
$id = $this->_GetInt4d($this->_summaryInformation, 56 + 8 * $i);
// offset: 60 + 8 * $i; size: 4; offset from beginning of section (48)
$offset = $this->_GetInt4d($this->_summaryInformation, 60 + 8 * $i);
$type = $this->_GetInt4d($this->_summaryInformation, 48 + $offset);
// initialize property value
$value = null;
// extract property value based on property type
switch ($type) {
case 0x2:
// 2 byte signed integer
$value = $this->_GetInt2d($this->_summaryInformation, 52 + $offset);
break;
case 0x3:
// 4 byte signed integer
$value = $this->_GetInt4d($this->_summaryInformation, 52 + $offset);
break;
case 0x13:
// 4 byte unsigned integer
// not needed yet, fix later if necessary
break;
case 0x1e:
// null-terminated string prepended by dword string length
$byteLength = $this->_GetInt4d($this->_summaryInformation, 52 + $offset);
$value = substr($this->_summaryInformation, 56 + $offset, $byteLength);
$value = Shared_String::ConvertEncoding($value, 'UTF-8', $codePage);
$value = rtrim($value);
break;
case 0x40:
// Filetime (64-bit value representing the number of 100-nanosecond intervals since January 1, 1601)
// PHP-time
$value = Shared_OLE::OLE2LocalDate(substr($this->_summaryInformation, 52 + $offset, 8));
break;
case 0x47:
// Clipboard format
// not needed yet, fix later if necessary
break;
}
// Use value of property id as appropriate
switch ($id) {
case 0x1:
// Code Page
$codePage = Shared_CodePage::NumberToName($value);
break;
case 0x2:
// Title
$this->_phpExcel->getProperties()->setTitle($value);
break;
case 0x3:
// Subject
$this->_phpExcel->getProperties()->setSubject($value);
break;
case 0x4:
// Author (Creator)
$this->_phpExcel->getProperties()->setCreator($value);
break;
case 0x5:
// Keywords
$this->_phpExcel->getProperties()->setKeywords($value);
break;
case 0x6:
// Comments (Description)
$this->_phpExcel->getProperties()->setDescription($value);
break;
case 0x8:
// Last Saved By (LastModifiedBy)
$this->_phpExcel->getProperties()->setLastModifiedBy($value);
break;
case 0x9:
// Revision
// not supported by PHPExcel
break;
case 0xc:
// Created
$this->_phpExcel->getProperties()->setCreated($value);
break;
case 0xd:
// Modified
$this->_phpExcel->getProperties()->setModified($value);
break;
case 0x12:
// Name of creating application
// not supported by PHPExcel
break;
}
}
}
/**
* Save PHPExcel to file
*
* @param string $pFileName
* @throws Exception
*/
public function save($pFilename = null)
{
// garbage collect
$this->_phpExcel->garbageCollect();
$saveDateReturnType = Calculation_Functions::getReturnDateType();
Calculation_Functions::setReturnDateType(Calculation_Functions::RETURNDATE_EXCEL);
// initialize colors array
$this->_colors = array();
// Initialise workbook writer
$this->_writerWorkbook = new Writer_Excel5_Workbook($this->_phpExcel, $this->_BIFF_version, $this->_str_total, $this->_str_unique, $this->_str_table, $this->_colors, $this->_parser);
// add 15 identical cell style Xfs
// for now, we use the first cellXf instead of cellStyleXf
$cellXfCollection = $this->_phpExcel->getCellXfCollection();
for ($i = 0; $i < 15; ++$i) {
$this->_writerWorkbook->addXfWriter($cellXfCollection[0], true);
}
// add all the cell Xfs
foreach ($this->_phpExcel->getCellXfCollection() as $style) {
$this->_writerWorkbook->addXfWriter($style, false);
}
// initialize OLE file
$workbookStreamName = $this->_BIFF_version == 0x600 ? 'Workbook' : 'Book';
$OLE = new Shared_OLE_PPS_File(Shared_OLE::Asc2Ucs($workbookStreamName));
// Initialise worksheet writers
$countSheets = $this->_phpExcel->getSheetCount();
// Write the worksheet streams before the global workbook stream,
// because the byte sizes of these are needed in the global workbook stream
$worksheetSizes = array();
for ($i = 0; $i < $countSheets; ++$i) {
$this->_writerWorksheets[$i] = new Writer_Excel5_Worksheet($this->_BIFF_version, $this->_str_total, $this->_str_unique, $this->_str_table, $this->_colors, $this->_parser, $this->_preCalculateFormulas, $this->_phpExcel->getSheet($i));
$this->_writerWorksheets[$i]->close();
$worksheetSizes[] = $this->_writerWorksheets[$i]->_datasize;
}
// add binary data for global workbook stream
$OLE->append($this->_writerWorkbook->writeWorkbook($worksheetSizes));
// add binary data for sheet streams
for ($i = 0; $i < $countSheets; ++$i) {
$OLE->append($this->_writerWorksheets[$i]->getData());
}
$root = new Shared_OLE_PPS_Root(time(), time(), array($OLE));
// save the OLE file
$res = $root->save($pFilename);
Calculation_Functions::setReturnDateType($saveDateReturnType);
}
