366 lines
11 KiB
PHP
366 lines
11 KiB
PHP
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<?php
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/**
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* PHPExcel
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*
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* Copyright (c) 2006 - 2010 PHPExcel
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* @category PHPExcel
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* @package PHPExcel_Writer_Excel2007
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* @copyright Copyright (c) 2006 - 2010 PHPExcel (http://www.codeplex.com/PHPExcel)
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* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
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* @version ##VERSION##, ##DATE##
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*/
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/**
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* PHPExcel_Writer_Excel2007_Rels
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*
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* @category PHPExcel
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* @package PHPExcel_Writer_Excel2007
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* @copyright Copyright (c) 2006 - 2010 PHPExcel (http://www.codeplex.com/PHPExcel)
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*/
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class PHPExcel_Writer_Excel2007_Rels extends PHPExcel_Writer_Excel2007_WriterPart
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{
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/**
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* Write relationships to XML format
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*
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* @param PHPExcel $pPHPExcel
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* @return string XML Output
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* @throws Exception
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*/
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public function writeRelationships(PHPExcel $pPHPExcel = null)
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{
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// Create XML writer
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$objWriter = null;
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if ($this->getParentWriter()->getUseDiskCaching()) {
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$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_DISK, $this->getParentWriter()->getDiskCachingDirectory());
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} else {
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$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_MEMORY);
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}
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// XML header
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$objWriter->startDocument('1.0','UTF-8','yes');
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// Relationships
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$objWriter->startElement('Relationships');
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$objWriter->writeAttribute('xmlns', 'http://schemas.openxmlformats.org/package/2006/relationships');
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// Relationship docProps/app.xml
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$this->_writeRelationship(
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$objWriter,
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3,
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'http://schemas.openxmlformats.org/officeDocument/2006/relationships/extended-properties',
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'docProps/app.xml'
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);
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// Relationship docProps/core.xml
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$this->_writeRelationship(
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$objWriter,
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2,
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'http://schemas.openxmlformats.org/package/2006/relationships/metadata/core-properties',
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'docProps/core.xml'
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);
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// Relationship xl/workbook.xml
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$this->_writeRelationship(
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$objWriter,
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1,
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'http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument',
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'xl/workbook.xml'
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);
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$objWriter->endElement();
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// Return
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return $objWriter->getData();
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}
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/**
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* Write workbook relationships to XML format
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*
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* @param PHPExcel $pPHPExcel
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* @return string XML Output
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* @throws Exception
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*/
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public function writeWorkbookRelationships(PHPExcel $pPHPExcel = null)
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{
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// Create XML writer
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$objWriter = null;
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if ($this->getParentWriter()->getUseDiskCaching()) {
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$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_DISK, $this->getParentWriter()->getDiskCachingDirectory());
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} else {
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$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_MEMORY);
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}
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// XML header
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$objWriter->startDocument('1.0','UTF-8','yes');
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// Relationships
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$objWriter->startElement('Relationships');
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$objWriter->writeAttribute('xmlns', 'http://schemas.openxmlformats.org/package/2006/relationships');
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// Relationship styles.xml
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$this->_writeRelationship(
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$objWriter,
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1,
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'http://schemas.openxmlformats.org/officeDocument/2006/relationships/styles',
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'styles.xml'
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);
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// Relationship theme/theme1.xml
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$this->_writeRelationship(
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$objWriter,
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2,
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'http://schemas.openxmlformats.org/officeDocument/2006/relationships/theme',
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'theme/theme1.xml'
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);
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// Relationship sharedStrings.xml
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$this->_writeRelationship(
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$objWriter,
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3,
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'http://schemas.openxmlformats.org/officeDocument/2006/relationships/sharedStrings',
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'sharedStrings.xml'
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);
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// Relationships with sheets
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$sheetCount = $pPHPExcel->getSheetCount();
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for ($i = 0; $i < $sheetCount; ++$i) {
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$this->_writeRelationship(
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$objWriter,
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($i + 1 + 3),
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'http://schemas.openxmlformats.org/officeDocument/2006/relationships/worksheet',
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'worksheets/sheet' . ($i + 1) . '.xml'
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);
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}
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$objWriter->endElement();
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// Return
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return $objWriter->getData();
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}
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/**
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* Write worksheet relationships to XML format
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*
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* Numbering is as follows:
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* rId1 - Drawings
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* rId_hyperlink_x - Hyperlinks
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*
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* @param PHPExcel_Worksheet $pWorksheet
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* @param int $pWorksheetId
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* @return string XML Output
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* @throws Exception
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*/
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public function writeWorksheetRelationships(PHPExcel_Worksheet $pWorksheet = null, $pWorksheetId = 1)
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{
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// Create XML writer
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$objWriter = null;
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if ($this->getParentWriter()->getUseDiskCaching()) {
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$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_DISK, $this->getParentWriter()->getDiskCachingDirectory());
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} else {
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$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_MEMORY);
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}
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// XML header
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$objWriter->startDocument('1.0','UTF-8','yes');
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// Relationships
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$objWriter->startElement('Relationships');
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$objWriter->writeAttribute('xmlns', 'http://schemas.openxmlformats.org/package/2006/relationships');
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// Write drawing relationships?
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if ($pWorksheet->getDrawingCollection()->count() > 0) {
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$this->_writeRelationship(
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$objWriter,
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1,
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'http://schemas.openxmlformats.org/officeDocument/2006/relationships/drawing',
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'../drawings/drawing' . $pWorksheetId . '.xml'
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);
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}
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// Write hyperlink relationships?
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$i = 1;
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foreach ($pWorksheet->getHyperlinkCollection() as $hyperlink) {
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if (!$hyperlink->isInternal()) {
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$this->_writeRelationship(
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$objWriter,
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'_hyperlink_' . $i,
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'http://schemas.openxmlformats.org/officeDocument/2006/relationships/hyperlink',
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$hyperlink->getUrl(),
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'External'
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);
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++$i;
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}
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}
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// Write comments relationship?
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$i = 1;
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if (count($pWorksheet->getComments()) > 0) {
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$this->_writeRelationship(
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$objWriter,
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'_comments_vml' . $i,
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'http://schemas.openxmlformats.org/officeDocument/2006/relationships/vmlDrawing',
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'../drawings/vmlDrawing' . $pWorksheetId . '.vml'
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);
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$this->_writeRelationship(
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$objWriter,
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'_comments' . $i,
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'http://schemas.openxmlformats.org/officeDocument/2006/relationships/comments',
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'../comments' . $pWorksheetId . '.xml'
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);
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}
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// Write header/footer relationship?
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$i = 1;
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if (count($pWorksheet->getHeaderFooter()->getImages()) > 0) {
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$this->_writeRelationship(
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$objWriter,
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'_headerfooter_vml' . $i,
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'http://schemas.openxmlformats.org/officeDocument/2006/relationships/vmlDrawing',
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'../drawings/vmlDrawingHF' . $pWorksheetId . '.vml'
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);
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}
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$objWriter->endElement();
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// Return
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return $objWriter->getData();
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}
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/**
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* Write drawing relationships to XML format
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*
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* @param PHPExcel_Worksheet $pWorksheet
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* @return string XML Output
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* @throws Exception
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*/
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public function writeDrawingRelationships(PHPExcel_Worksheet $pWorksheet = null)
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{
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// Create XML writer
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$objWriter = null;
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if ($this->getParentWriter()->getUseDiskCaching()) {
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$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_DISK, $this->getParentWriter()->getDiskCachingDirectory());
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} else {
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$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_MEMORY);
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}
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// XML header
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$objWriter->startDocument('1.0','UTF-8','yes');
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// Relationships
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$objWriter->startElement('Relationships');
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$objWriter->writeAttribute('xmlns', 'http://schemas.openxmlformats.org/package/2006/relationships');
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// Loop through images and write relationships
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$i = 1;
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$iterator = $pWorksheet->getDrawingCollection()->getIterator();
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while ($iterator->valid()) {
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if ($iterator->current() instanceof PHPExcel_Worksheet_Drawing
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|| $iterator->current() instanceof PHPExcel_Worksheet_MemoryDrawing) {
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// Write relationship for image drawing
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$this->_writeRelationship(
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$objWriter,
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$i,
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'http://schemas.openxmlformats.org/officeDocument/2006/relationships/image',
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'../media/' . str_replace(' ', '', $iterator->current()->getIndexedFilename())
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);
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}
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$iterator->next();
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++$i;
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}
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$objWriter->endElement();
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// Return
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return $objWriter->getData();
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}
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/**
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* Write header/footer drawing relationships to XML format
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*
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* @param PHPExcel_Worksheet $pWorksheet
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* @return string XML Output
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* @throws Exception
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*/
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public function writeHeaderFooterDrawingRelationships(PHPExcel_Worksheet $pWorksheet = null)
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{
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// Create XML writer
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$objWriter = null;
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if ($this->getParentWriter()->getUseDiskCaching()) {
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$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_DISK, $this->getParentWriter()->getDiskCachingDirectory());
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} else {
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$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_MEMORY);
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}
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// XML header
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$objWriter->startDocument('1.0','UTF-8','yes');
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// Relationships
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$objWriter->startElement('Relationships');
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$objWriter->writeAttribute('xmlns', 'http://schemas.openxmlformats.org/package/2006/relationships');
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// Loop through images and write relationships
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foreach ($pWorksheet->getHeaderFooter()->getImages() as $key => $value) {
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// Write relationship for image drawing
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$this->_writeRelationship(
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$objWriter,
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$key,
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'http://schemas.openxmlformats.org/officeDocument/2006/relationships/image',
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'../media/' . $value->getIndexedFilename()
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);
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}
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$objWriter->endElement();
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// Return
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return $objWriter->getData();
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}
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/**
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* Write Override content type
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*
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* @param PHPExcel_Shared_XMLWriter $objWriter XML Writer
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* @param int $pId Relationship ID. rId will be prepended!
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* @param string $pType Relationship type
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* @param string $pTarget Relationship target
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* @param string $pTargetMode Relationship target mode
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* @throws Exception
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*/
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private function _writeRelationship(PHPExcel_Shared_XMLWriter $objWriter = null, $pId = 1, $pType = '', $pTarget = '', $pTargetMode = '')
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{
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if ($pType != '' && $pTarget != '') {
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// Write relationship
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$objWriter->startElement('Relationship');
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$objWriter->writeAttribute('Id', 'rId' . $pId);
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$objWriter->writeAttribute('Type', $pType);
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$objWriter->writeAttribute('Target', $pTarget);
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if ($pTargetMode != '') {
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$objWriter->writeAttribute('TargetMode', $pTargetMode);
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}
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$objWriter->endElement();
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} else {
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throw new Exception("Invalid parameters passed.");
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}
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}
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}
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