ADDED : Writer ODPresentation (start) - functionnal with Sample01

git-svn-id: https://phppowerpoint.svn.codeplex.com/svn/trunk@68423 ffd33b8c-2492-42e0-bdc5-587b920b7d6d

Classes/PHPPowerPoint/Shared/Drawing.php

@@ -83,6 +83,30 @@ public static function pointsToPixels($pValue = 0) {
 		}
 	}
 
+	/**
+	 * Convert pixels to centimeters
+	 *
+	 * @param 	int $pValue	Value in pixels
+	 * @return 	int			Value in centimeters
+	 */
+	public static function pixelsToCentimeters($pValue = 0) {
+		return $pValue * 0.028;
+	}
+
+	/**
+	 * Convert centimeters width to pixels
+	 *
+	 * @param 	int $pValue	Value in centimeters
+	 * @return 	int			Value in pixels
+	 */
+	public static function centimetersToPixels($pValue = 0) {
+		if ($pValue != 0) {
+			return $pValue * 0.028;
+		} else {
+			return 0;
+		}
+	}
+
 	/**
 	 * Convert degrees to angle
 	 *

Classes/PHPPowerPoint/Writer/ODPresentation.php

@@ -0,0 +1,278 @@
+<?php
+/**
+ * PHPPowerPoint
+ *
+ * Copyright (c) 2009 - 2010 PHPPowerPoint
+ *
+ * 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   PHPPowerPoint
+ * @package    PHPPowerPoint_Writer_PowerPoint2007
+ * @copyright  Copyright (c) 2009 - 2010 PHPPowerPoint (http://www.codeplex.com/PHPPowerPoint)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    ##VERSION##, ##DATE##
+ */
+
+class PHPPowerPoint_Writer_ODPresentation implements PHPPowerPoint_Writer_IWriter
+{
+	/**
+	* Private PHPPowerPoint
+	*
+	* @var PHPPowerPoint
+	*/
+	private $_presentation;
+
+	/**
+	* Private writer parts
+	*
+	* @var PHPPowerPoint_Writer_ODPresentation_WriterPart[]
+	*/
+	private $_writerParts;
+
+	/**
+	 * Private unique PHPPowerPoint_Worksheet_BaseDrawing HashTable
+	 *
+	 * @var PHPPowerPoint_HashTable
+	 */
+	private $_drawingHashTable;
+
+	/**
+	* Use disk caching where possible?
+	*
+	* @var boolean
+	*/
+	private $_useDiskCaching = false;
+
+	/**
+	 * Disk caching directory
+	 *
+	 * @var string
+	 */
+	private $_diskCachingDirectory;
+
+	/**
+	 * Create a new PHPPowerPoint_Writer_ODPresentation
+	 *
+	 * @param 	PHPPowerPoint	$pPHPPowerPoint
+	 */
+	public function __construct(PHPPowerPoint $pPHPPowerPoint = null)
+	{
+		// Assign PHPPowerPoint
+		$this->setPHPPowerPoint($pPHPPowerPoint);
+
+		// Set up disk caching location
+		$this->_diskCachingDirectory = './';
+
+		// Initialise writer parts
+		$this->_writerParts['content'] 	= new PHPPowerPoint_Writer_ODPresentation_Content();
+		$this->_writerParts['manifest'] = new PHPPowerPoint_Writer_ODPresentation_Manifest();
+		$this->_writerParts['meta'] 	= new PHPPowerPoint_Writer_ODPresentation_Meta();
+		$this->_writerParts['mimetype'] = new PHPPowerPoint_Writer_ODPresentation_Mimetype();
+
+		$this->_writerParts['drawing'] 	= new PHPPowerPoint_Writer_ODPresentation_Drawing();
+
+		// Assign parent IWriter
+		foreach ($this->_writerParts as $writer) {
+			$writer->setParentWriter($this);
+		}
+
+		// Set HashTable variables
+		$this->_drawingHashTable 			= new PHPPowerPoint_HashTable();
+	}
+
+	/**
+	 * Save PHPPowerPoint to file
+	 *
+	 * @param 	string 		$pFileName
+	 * @throws 	Exception
+	 */
+	public function save($pFilename = null)
+	{
+		if (!is_null($this->_presentation)) {
+			// If $pFilename is php://output or php://stdout, make it a temporary file...
+			$originalFilename = $pFilename;
+			if (strtolower($pFilename) == 'php://output' || strtolower($pFilename) == 'php://stdout') {
+				$pFilename = @tempnam('./', 'phppttmp');
+				if ($pFilename == '') {
+					$pFilename = $originalFilename;
+				}
+			}
+
+			// Create drawing dictionary
+			$this->_drawingHashTable->addFromSource($this->getWriterPart('Drawing')->allDrawings($this->_presentation));
+
+			// Create new ZIP file and open it for writing
+			$objZip = new ZipArchive();
+
+			// Try opening the ZIP file
+			if ($objZip->open($pFilename, ZIPARCHIVE::OVERWRITE) !== true) {
+				if ($objZip->open($pFilename, ZIPARCHIVE::CREATE) !== true) {
+					throw new Exception("Could not open " . $pFilename . " for writing.");
+				}
+			}
+
+			// Add mimetype to ZIP file
+			//@todo Not in ZIPARCHIVE::CM_STORE mode
+			$objZip->addFromString('mimetype', $this->getWriterPart('mimetype')->writeMimetype($this->_presentation));
+
+			// Add content.xml to ZIP file
+			$objZip->addFromString('content.xml', $this->getWriterPart('content')->writeContent($this->_presentation));
+
+			// Add meta.xml to ZIP file
+			$objZip->addFromString('meta.xml', $this->getWriterPart('meta')->writeMeta($this->_presentation));
+
+			// Add META-INF/manifest.xml
+			$objZip->addFromString('META-INF/manifest.xml', $this->getWriterPart('manifest')->writeManifest($this->_presentation));
+
+			// Add media
+			for ($i = 0; $i < $this->getDrawingHashTable()->count(); ++$i) {
+				if ($this->getDrawingHashTable()->getByIndex($i) instanceof PHPPowerPoint_Shape_Drawing) {
+					$imageContents = null;
+					$imagePath = $this->getDrawingHashTable()->getByIndex($i)->getPath();
+
+					if (strpos($imagePath, 'zip://') !== false) {
+						$imagePath = substr($imagePath, 6);
+						$imagePathSplitted = explode('#', $imagePath);
+
+						$imageZip = new ZipArchive();
+						$imageZip->open($imagePathSplitted[0]);
+						$imageContents = $imageZip->getFromName($imagePathSplitted[1]);
+						$imageZip->close();
+						unset($imageZip);
+					} else {
+						$imageContents = file_get_contents($imagePath);
+					}
+
+					$objZip->addFromString('Pictures/' . str_replace(' ', '_', $this->getDrawingHashTable()->getByIndex($i)->getIndexedFilename()), $imageContents);
+				} else if ($this->getDrawingHashTable()->getByIndex($i) instanceof PHPPowerPoint_Shape_MemoryDrawing) {
+					ob_start();
+					call_user_func(
+					$this->getDrawingHashTable()->getByIndex($i)->getRenderingFunction(),
+					$this->getDrawingHashTable()->getByIndex($i)->getImageResource()
+					);
+					$imageContents = ob_get_contents();
+					ob_end_clean();
+
+					$objZip->addFromString('Pictures/' . str_replace(' ', '_', $this->getDrawingHashTable()->getByIndex($i)->getIndexedFilename()), $imageContents);
+				}
+			}
+
+			// Close file
+			if ($objZip->close() === false) {
+				throw new Exception("Could not close zip file $pFilename.");
+			}
+
+			// If a temporary file was used, copy it to the correct file stream
+			if ($originalFilename != $pFilename) {
+				if (copy($pFilename, $originalFilename) === false) {
+					throw new Exception("Could not copy temporary zip file $pFilename to $originalFilename.");
+				}
+				@unlink($pFilename);
+			}
+
+		} else {
+			throw new Exception("PHPPowerPoint object unassigned.");
+		}
+	}
+
+	/**
+	 * Get PHPPowerPoint object
+	 *
+	 * @return PHPPowerPoint
+	 * @throws Exception
+	 */
+	public function getPHPPowerPoint() {
+		if (!is_null($this->_presentation)) {
+			return $this->_presentation;
+		} else {
+			throw new Exception("No PHPPowerPoint assigned.");
+		}
+	}
+
+	/**
+	 * Get PHPPowerPoint object
+	 *
+	 * @param 	PHPPowerPoint 	$pPHPPowerPoint	PHPPowerPoint object
+	 * @throws	Exception
+	 * @return PHPPowerPoint_Writer_PowerPoint2007
+	 */
+	public function setPHPPowerPoint(PHPPowerPoint $pPHPPowerPoint = null) {
+		$this->_presentation = $pPHPPowerPoint;
+		return $this;
+	}
+
+	/**
+	 * Get PHPPowerPoint_Worksheet_BaseDrawing HashTable
+	 *
+	 * @return PHPPowerPoint_HashTable
+	 */
+	public function getDrawingHashTable() {
+		return $this->_drawingHashTable;
+	}
+
+	/**
+	 * Get writer part
+	 *
+	 * @param 	string 	$pPartName		Writer part name
+	 * @return 	PHPPowerPoint_Writer_ODPresentation_WriterPart
+	 */
+	function getWriterPart($pPartName = '') {
+		if ($pPartName != '' && isset($this->_writerParts[strtolower($pPartName)])) {
+			return $this->_writerParts[strtolower($pPartName)];
+		} else {
+			return null;
+		}
+	}
+
+	/**
+	 * Get use disk caching where possible?
+	 *
+	 * @return boolean
+	 */
+	public function getUseDiskCaching() {
+		return $this->_useDiskCaching;
+	}
+
+	/**
+	 * Set use disk caching where possible?
+	 *
+	 * @param 	boolean 	$pValue
+	 * @param	string		$pDirectory		Disk caching directory
+	 * @throws	Exception	Exception when directory does not exist
+	 * @return PHPPowerPoint_Writer_PowerPoint2007
+	 */
+	public function setUseDiskCaching($pValue = false, $pDirectory = null) {
+		$this->_useDiskCaching = $pValue;
+
+		if (!is_null($pDirectory)) {
+			if (is_dir($pDirectory)) {
+				$this->_diskCachingDirectory = $pDirectory;
+			} else {
+				throw new Exception("Directory does not exist: $pDirectory");
+			}
+		}
+
+		return $this;
+	}
+
+	/**
+	 * Get disk caching directory
+	 *
+	 * @return string
+	 */
+	public function getDiskCachingDirectory() {
+		return $this->_diskCachingDirectory;
+	}
+}