diff options
Diffstat (limited to 'admin/survey/export/libs/PHPPowerPoint/IOFactory.php')
| -rw-r--r-- | admin/survey/export/libs/PHPPowerPoint/IOFactory.php | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/admin/survey/export/libs/PHPPowerPoint/IOFactory.php b/admin/survey/export/libs/PHPPowerPoint/IOFactory.php new file mode 100644 index 0000000..b987b34 --- /dev/null +++ b/admin/survey/export/libs/PHPPowerPoint/IOFactory.php @@ -0,0 +1,187 @@ +<?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
+ * @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 0.1.0, 2009-04-27
+ */
+
+
+/** PHPPowerPoint */
+require_once 'PHPPowerPoint.php';
+
+/** PHPPowerPoint_IWriter */
+require_once 'PHPPowerPoint/Writer/IWriter.php';
+
+/** PHPPowerPoint_IReader */
+require_once 'PHPPowerPoint/Reader/IReader.php';
+
+
+/**
+ * PHPPowerPoint_IOFactory
+ *
+ * @category PHPPowerPoint
+ * @package PHPPowerPoint
+ * @copyright Copyright (c) 2009 - 2010 PHPPowerPoint (http://www.codeplex.com/PHPPowerPoint)
+ */
+class PHPPowerPoint_IOFactory
+{
+ /**
+ * Search locations
+ *
+ * @var array
+ */
+ private static $_searchLocations = array(
+ array( 'type' => 'IWriter', 'path' => 'PHPPowerPoint/Writer/{0}.php', 'class' => 'PHPPowerPoint_Writer_{0}' ),
+ array( 'type' => 'IReader', 'path' => 'PHPPowerPoint/Reader/{0}.php', 'class' => 'PHPPowerPoint_Reader_{0}' )
+ );
+
+ /**
+ * Autoresolve classes
+ *
+ * @var array
+ */
+ private static $_autoResolveClasses = array(
+ 'Serialized'
+ );
+
+ /**
+ * Private constructor for PHPPowerPoint_IOFactory
+ */
+ private function __construct() { }
+
+ /**
+ * Get search locations
+ *
+ * @return array
+ */
+ public static function getSearchLocations() {
+ return self::$_searchLocations;
+ }
+
+ /**
+ * Set search locations
+ *
+ * @param array $value
+ * @throws Exception
+ */
+ public static function setSearchLocations($value) {
+ if (is_array($value)) {
+ self::$_searchLocations = $value;
+ } else {
+ throw new Exception('Invalid parameter passed.');
+ }
+ }
+
+ /**
+ * Add search location
+ *
+ * @param string $type Example: IWriter
+ * @param string $location Example: PHPPowerPoint/Writer/{0}.php
+ * @param string $classname Example: PHPPowerPoint_Writer_{0}
+ */
+ public static function addSearchLocation($type = '', $location = '', $classname = '') {
+ self::$_searchLocations[] = array( 'type' => $type, 'path' => $location, 'class' => $classname );
+ }
+
+ /**
+ * Create PHPPowerPoint_Writer_IWriter
+ *
+ * @param PHPPowerPoint $PHPPowerPoint
+ * @param string $writerType Example: PowerPoint2007
+ * @return PHPPowerPoint_Writer_IWriter
+ */
+ public static function createWriter(PHPPowerPoint $PHPPowerPoint, $writerType = '') {
+ // Search type
+ $searchType = 'IWriter';
+
+ // Include class
+ foreach (self::$_searchLocations as $searchLocation) {
+ if ($searchLocation['type'] == $searchType) {
+ $className = str_replace('{0}', $writerType, $searchLocation['class']);
+ $classFile = str_replace('{0}', $writerType, $searchLocation['path']);
+
+ if (!class_exists($className)) {
+ require_once($classFile);
+ }
+
+ $instance = new $className($PHPPowerPoint);
+ if (!is_null($instance)) {
+ return $instance;
+ }
+ }
+ }
+
+ // Nothing found...
+ throw new Exception("No $searchType found for type $writerType");
+ }
+
+ /**
+ * Create PHPPowerPoint_Reader_IReader
+ *
+ * @param string $readerType Example: PowerPoint2007
+ * @return PHPPowerPoint_Reader_IReader
+ */
+ public static function createReader($readerType = '') {
+ // Search type
+ $searchType = 'IReader';
+
+ // Include class
+ foreach (self::$_searchLocations as $searchLocation) {
+ if ($searchLocation['type'] == $searchType) {
+ $className = str_replace('{0}', $readerType, $searchLocation['class']);
+ $classFile = str_replace('{0}', $readerType, $searchLocation['path']);
+
+ if (!class_exists($className)) {
+ require_once($classFile);
+ }
+
+ $instance = new $className();
+ if (!is_null($instance)) {
+ return $instance;
+ }
+ }
+ }
+
+ // Nothing found...
+ throw new Exception("No $searchType found for type $readerType");
+ }
+
+ /**
+ * Loads PHPPowerPoint from file using automatic PHPPowerPoint_Reader_IReader resolution
+ *
+ * @param string $pFileName
+ * @return PHPPowerPoint
+ * @throws Exception
+ */
+ public static function load($pFilename) {
+ // Try loading using self::$_autoResolveClasses
+ foreach (self::$_autoResolveClasses as $autoResolveClass) {
+ $reader = self::createReader($autoResolveClass);
+ if ($reader->canRead($pFilename)) {
+ return $reader->load($pFilename);
+ }
+ }
+
+ throw new Exception("Could not automatically determine PHPPowerPoint_Reader_IReader for file.");
+ }
+}
|