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moodle/lib/phpexcel/PHPExcel/Writer/OpenDocument/Content.php

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<?php
/**
* PHPExcel
*
* Copyright (c) 2006 - 2015 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_Writer_OpenDocument
* @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
/**
* PHPExcel_Writer_OpenDocument_Content
*
* @category PHPExcel
* @package PHPExcel_Writer_OpenDocument
* @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @author Alexander Pervakov <frost-nzcr4@jagmort.com>
*/
class PHPExcel_Writer_OpenDocument_Content extends PHPExcel_Writer_OpenDocument_WriterPart
{
const NUMBER_COLS_REPEATED_MAX = 1024;
const NUMBER_ROWS_REPEATED_MAX = 1048576;
/**
* Write content.xml to XML format
*
* @param PHPExcel $pPHPExcel
* @return string XML Output
* @throws PHPExcel_Writer_Exception
*/
public function write(PHPExcel $pPHPExcel = null)
{
if (!$pPHPExcel) {
$pPHPExcel = $this->getParentWriter()->getPHPExcel(); /* @var $pPHPExcel PHPExcel */
}
$objWriter = null;
if ($this->getParentWriter()->getUseDiskCaching()) {
$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_DISK, $this->getParentWriter()->getDiskCachingDirectory());
} else {
$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_MEMORY);
}
// XML header
$objWriter->startDocument('1.0', 'UTF-8');
// Content
$objWriter->startElement('office:document-content');
$objWriter->writeAttribute('xmlns:office', 'urn:oasis:names:tc:opendocument:xmlns:office:1.0');
$objWriter->writeAttribute('xmlns:style', 'urn:oasis:names:tc:opendocument:xmlns:style:1.0');
$objWriter->writeAttribute('xmlns:text', 'urn:oasis:names:tc:opendocument:xmlns:text:1.0');
$objWriter->writeAttribute('xmlns:table', 'urn:oasis:names:tc:opendocument:xmlns:table:1.0');
$objWriter->writeAttribute('xmlns:draw', 'urn:oasis:names:tc:opendocument:xmlns:drawing:1.0');
$objWriter->writeAttribute('xmlns:fo', 'urn:oasis:names:tc:opendocument:xmlns:xsl-fo-compatible:1.0');
$objWriter->writeAttribute('xmlns:xlink', 'http://www.w3.org/1999/xlink');
$objWriter->writeAttribute('xmlns:dc', 'http://purl.org/dc/elements/1.1/');
$objWriter->writeAttribute('xmlns:meta', 'urn:oasis:names:tc:opendocument:xmlns:meta:1.0');
$objWriter->writeAttribute('xmlns:number', 'urn:oasis:names:tc:opendocument:xmlns:datastyle:1.0');
$objWriter->writeAttribute('xmlns:presentation', 'urn:oasis:names:tc:opendocument:xmlns:presentation:1.0');
$objWriter->writeAttribute('xmlns:svg', 'urn:oasis:names:tc:opendocument:xmlns:svg-compatible:1.0');
$objWriter->writeAttribute('xmlns:chart', 'urn:oasis:names:tc:opendocument:xmlns:chart:1.0');
$objWriter->writeAttribute('xmlns:dr3d', 'urn:oasis:names:tc:opendocument:xmlns:dr3d:1.0');
$objWriter->writeAttribute('xmlns:math', 'http://www.w3.org/1998/Math/MathML');
$objWriter->writeAttribute('xmlns:form', 'urn:oasis:names:tc:opendocument:xmlns:form:1.0');
$objWriter->writeAttribute('xmlns:script', 'urn:oasis:names:tc:opendocument:xmlns:script:1.0');
$objWriter->writeAttribute('xmlns:ooo', 'http://openoffice.org/2004/office');
$objWriter->writeAttribute('xmlns:ooow', 'http://openoffice.org/2004/writer');
$objWriter->writeAttribute('xmlns:oooc', 'http://openoffice.org/2004/calc');
$objWriter->writeAttribute('xmlns:dom', 'http://www.w3.org/2001/xml-events');
$objWriter->writeAttribute('xmlns:xforms', 'http://www.w3.org/2002/xforms');
$objWriter->writeAttribute('xmlns:xsd', 'http://www.w3.org/2001/XMLSchema');
$objWriter->writeAttribute('xmlns:xsi', 'http://www.w3.org/2001/XMLSchema-instance');
$objWriter->writeAttribute('xmlns:rpt', 'http://openoffice.org/2005/report');
$objWriter->writeAttribute('xmlns:of', 'urn:oasis:names:tc:opendocument:xmlns:of:1.2');
$objWriter->writeAttribute('xmlns:xhtml', 'http://www.w3.org/1999/xhtml');
$objWriter->writeAttribute('xmlns:grddl', 'http://www.w3.org/2003/g/data-view#');
$objWriter->writeAttribute('xmlns:tableooo', 'http://openoffice.org/2009/table');
$objWriter->writeAttribute('xmlns:field', 'urn:openoffice:names:experimental:ooo-ms-interop:xmlns:field:1.0');
$objWriter->writeAttribute('xmlns:formx', 'urn:openoffice:names:experimental:ooxml-odf-interop:xmlns:form:1.0');
$objWriter->writeAttribute('xmlns:css3t', 'http://www.w3.org/TR/css3-text/');
$objWriter->writeAttribute('office:version', '1.2');
$objWriter->writeElement('office:scripts');
$objWriter->writeElement('office:font-face-decls');
$objWriter->writeElement('office:automatic-styles');
$objWriter->startElement('office:body');
$objWriter->startElement('office:spreadsheet');
$objWriter->writeElement('table:calculation-settings');
$this->writeSheets($objWriter);
$objWriter->writeElement('table:named-expressions');
$objWriter->endElement();
$objWriter->endElement();
$objWriter->endElement();
return $objWriter->getData();
}
/**
* Write sheets
*
* @param PHPExcel_Shared_XMLWriter $objWriter
*/
private function writeSheets(PHPExcel_Shared_XMLWriter $objWriter)
{
$pPHPExcel = $this->getParentWriter()->getPHPExcel(); /* @var $pPHPExcel PHPExcel */
$sheet_count = $pPHPExcel->getSheetCount();
for ($i = 0; $i < $sheet_count; $i++) {
//$this->getWriterPart('Worksheet')->writeWorksheet());
$objWriter->startElement('table:table');
$objWriter->writeAttribute('table:name', $pPHPExcel->getSheet($i)->getTitle());
$objWriter->writeElement('office:forms');
$objWriter->startElement('table:table-column');
$objWriter->writeAttribute('table:number-columns-repeated', self::NUMBER_COLS_REPEATED_MAX);
$objWriter->endElement();
$this->writeRows($objWriter, $pPHPExcel->getSheet($i));
$objWriter->endElement();
}
}
/**
* Write rows of the specified sheet
*
* @param PHPExcel_Shared_XMLWriter $objWriter
* @param PHPExcel_Worksheet $sheet
*/
private function writeRows(PHPExcel_Shared_XMLWriter $objWriter, PHPExcel_Worksheet $sheet)
{
$number_rows_repeated = self::NUMBER_ROWS_REPEATED_MAX;
$span_row = 0;
$rows = $sheet->getRowIterator();
while ($rows->valid()) {
$number_rows_repeated--;
$row = $rows->current();
if ($row->getCellIterator()->valid()) {
if ($span_row) {
$objWriter->startElement('table:table-row');
if ($span_row > 1) {
$objWriter->writeAttribute('table:number-rows-repeated', $span_row);
}
$objWriter->startElement('table:table-cell');
$objWriter->writeAttribute('table:number-columns-repeated', self::NUMBER_COLS_REPEATED_MAX);
$objWriter->endElement();
$objWriter->endElement();
$span_row = 0;
}
$objWriter->startElement('table:table-row');
$this->writeCells($objWriter, $row);
$objWriter->endElement();
} else {
$span_row++;
}
$rows->next();
}
}
/**
* Write cells of the specified row
*
* @param PHPExcel_Shared_XMLWriter $objWriter
* @param PHPExcel_Worksheet_Row $row
* @throws PHPExcel_Writer_Exception
*/
private function writeCells(PHPExcel_Shared_XMLWriter $objWriter, PHPExcel_Worksheet_Row $row)
{
$number_cols_repeated = self::NUMBER_COLS_REPEATED_MAX;
$prev_column = -1;
$cells = $row->getCellIterator();
while ($cells->valid()) {
$cell = $cells->current();
$column = PHPExcel_Cell::columnIndexFromString($cell->getColumn()) - 1;
$this->writeCellSpan($objWriter, $column, $prev_column);
$objWriter->startElement('table:table-cell');
switch ($cell->getDataType()) {
case PHPExcel_Cell_DataType::TYPE_BOOL:
$objWriter->writeAttribute('office:value-type', 'boolean');
$objWriter->writeAttribute('office:value', $cell->getValue());
$objWriter->writeElement('text:p', $cell->getValue());
break;
case PHPExcel_Cell_DataType::TYPE_ERROR:
throw new PHPExcel_Writer_Exception('Writing of error not implemented yet.');
break;
case PHPExcel_Cell_DataType::TYPE_FORMULA:
try {
$formula_value = $cell->getCalculatedValue();
} catch (Exception $e) {
$formula_value = $cell->getValue();
}
$objWriter->writeAttribute('table:formula', 'of:' . $cell->getValue());
if (is_numeric($formula_value)) {
$objWriter->writeAttribute('office:value-type', 'float');
} else {
$objWriter->writeAttribute('office:value-type', 'string');
}
$objWriter->writeAttribute('office:value', $formula_value);
$objWriter->writeElement('text:p', $formula_value);
break;
case PHPExcel_Cell_DataType::TYPE_INLINE:
throw new PHPExcel_Writer_Exception('Writing of inline not implemented yet.');
break;
case PHPExcel_Cell_DataType::TYPE_NUMERIC:
$objWriter->writeAttribute('office:value-type', 'float');
$objWriter->writeAttribute('office:value', $cell->getValue());
$objWriter->writeElement('text:p', $cell->getValue());
break;
case PHPExcel_Cell_DataType::TYPE_STRING:
$objWriter->writeAttribute('office:value-type', 'string');
$objWriter->writeElement('text:p', $cell->getValue());
break;
}
PHPExcel_Writer_OpenDocument_Cell_Comment::write($objWriter, $cell);
$objWriter->endElement();
$prev_column = $column;
$cells->next();
}
$number_cols_repeated = $number_cols_repeated - $prev_column - 1;
if ($number_cols_repeated > 0) {
if ($number_cols_repeated > 1) {
$objWriter->startElement('table:table-cell');
$objWriter->writeAttribute('table:number-columns-repeated', $number_cols_repeated);
$objWriter->endElement();
} else {
$objWriter->writeElement('table:table-cell');
}
}
}
/**
* Write span
*
* @param PHPExcel_Shared_XMLWriter $objWriter
* @param integer $curColumn
* @param integer $prevColumn
*/
private function writeCellSpan(PHPExcel_Shared_XMLWriter $objWriter, $curColumn, $prevColumn)
{
$diff = $curColumn - $prevColumn - 1;
if (1 === $diff) {
$objWriter->writeElement('table:table-cell');
} elseif ($diff > 1) {
$objWriter->startElement('table:table-cell');
$objWriter->writeAttribute('table:number-columns-repeated', $diff);
$objWriter->endElement();
}
}
}