forked from joomla/Component-Builder
392 lines
12 KiB
PHP
392 lines
12 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 - 2014 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_Settings
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* @copyright Copyright (c) 2006 - 2014 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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/** PHPExcel root directory */
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if (!defined('PHPEXCEL_ROOT')) {
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/**
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* @ignore
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*/
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define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../');
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require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
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}
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class PHPExcel_Settings
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{
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/** constants */
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/** Available Zip library classes */
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const PCLZIP = 'PHPExcel_Shared_ZipArchive';
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const ZIPARCHIVE = 'ZipArchive';
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/** Optional Chart Rendering libraries */
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const CHART_RENDERER_JPGRAPH = 'jpgraph';
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/** Optional PDF Rendering libraries */
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const PDF_RENDERER_TCPDF = 'tcPDF';
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const PDF_RENDERER_DOMPDF = 'DomPDF';
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const PDF_RENDERER_MPDF = 'mPDF';
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private static $_chartRenderers = array(
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self::CHART_RENDERER_JPGRAPH,
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);
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private static $_pdfRenderers = array(
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self::PDF_RENDERER_TCPDF,
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self::PDF_RENDERER_DOMPDF,
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self::PDF_RENDERER_MPDF,
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);
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/**
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* Name of the class used for Zip file management
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* e.g.
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* ZipArchive
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*
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* @var string
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*/
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private static $_zipClass = self::ZIPARCHIVE;
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/**
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* Name of the external Library used for rendering charts
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* e.g.
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* jpgraph
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*
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* @var string
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*/
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private static $_chartRendererName = NULL;
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/**
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* Directory Path to the external Library used for rendering charts
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*
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* @var string
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*/
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private static $_chartRendererPath = NULL;
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/**
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* Name of the external Library used for rendering PDF files
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* e.g.
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* mPDF
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*
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* @var string
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*/
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private static $_pdfRendererName = NULL;
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/**
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* Directory Path to the external Library used for rendering PDF files
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*
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* @var string
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*/
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private static $_pdfRendererPath = NULL;
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/**
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* Default options for libxml loader
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*
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* @var int
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*/
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private static $_libXmlLoaderOptions = null;
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/**
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* Set the Zip handler Class that PHPExcel should use for Zip file management (PCLZip or ZipArchive)
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*
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* @param string $zipClass The Zip handler class that PHPExcel should use for Zip file management
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* e.g. PHPExcel_Settings::PCLZip or PHPExcel_Settings::ZipArchive
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* @return boolean Success or failure
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*/
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public static function setZipClass($zipClass)
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{
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if (($zipClass === self::PCLZIP) ||
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($zipClass === self::ZIPARCHIVE)) {
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self::$_zipClass = $zipClass;
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return TRUE;
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}
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return FALSE;
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} // function setZipClass()
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/**
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* Return the name of the Zip handler Class that PHPExcel is configured to use (PCLZip or ZipArchive)
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* or Zip file management
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*
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* @return string Name of the Zip handler Class that PHPExcel is configured to use
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* for Zip file management
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* e.g. PHPExcel_Settings::PCLZip or PHPExcel_Settings::ZipArchive
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*/
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public static function getZipClass()
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{
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return self::$_zipClass;
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} // function getZipClass()
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/**
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* Return the name of the method that is currently configured for cell cacheing
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*
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* @return string Name of the cacheing method
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*/
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public static function getCacheStorageMethod()
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{
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return PHPExcel_CachedObjectStorageFactory::getCacheStorageMethod();
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} // function getCacheStorageMethod()
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/**
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* Return the name of the class that is currently being used for cell cacheing
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*
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* @return string Name of the class currently being used for cacheing
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*/
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public static function getCacheStorageClass()
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{
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return PHPExcel_CachedObjectStorageFactory::getCacheStorageClass();
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} // function getCacheStorageClass()
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/**
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* Set the method that should be used for cell cacheing
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*
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* @param string $method Name of the cacheing method
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* @param array $arguments Optional configuration arguments for the cacheing method
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* @return boolean Success or failure
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*/
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public static function setCacheStorageMethod(
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$method = PHPExcel_CachedObjectStorageFactory::cache_in_memory,
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$arguments = array()
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)
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{
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return PHPExcel_CachedObjectStorageFactory::initialize($method, $arguments);
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} // function setCacheStorageMethod()
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/**
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* Set the locale code to use for formula translations and any special formatting
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*
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* @param string $locale The locale code to use (e.g. "fr" or "pt_br" or "en_uk")
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* @return boolean Success or failure
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*/
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public static function setLocale($locale='en_us')
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{
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return PHPExcel_Calculation::getInstance()->setLocale($locale);
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} // function setLocale()
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/**
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* Set details of the external library that PHPExcel should use for rendering charts
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*
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* @param string $libraryName Internal reference name of the library
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* e.g. PHPExcel_Settings::CHART_RENDERER_JPGRAPH
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* @param string $libraryBaseDir Directory path to the library's base folder
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*
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* @return boolean Success or failure
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*/
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public static function setChartRenderer($libraryName, $libraryBaseDir)
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{
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if (!self::setChartRendererName($libraryName))
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return FALSE;
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return self::setChartRendererPath($libraryBaseDir);
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} // function setChartRenderer()
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/**
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* Identify to PHPExcel the external library to use for rendering charts
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*
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* @param string $libraryName Internal reference name of the library
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* e.g. PHPExcel_Settings::CHART_RENDERER_JPGRAPH
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*
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* @return boolean Success or failure
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*/
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public static function setChartRendererName($libraryName)
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{
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if (!in_array($libraryName,self::$_chartRenderers)) {
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return FALSE;
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}
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self::$_chartRendererName = $libraryName;
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return TRUE;
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} // function setChartRendererName()
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/**
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* Tell PHPExcel where to find the external library to use for rendering charts
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*
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* @param string $libraryBaseDir Directory path to the library's base folder
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* @return boolean Success or failure
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*/
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public static function setChartRendererPath($libraryBaseDir)
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{
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if ((file_exists($libraryBaseDir) === false) || (is_readable($libraryBaseDir) === false)) {
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return FALSE;
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}
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self::$_chartRendererPath = $libraryBaseDir;
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return TRUE;
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} // function setChartRendererPath()
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/**
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* Return the Chart Rendering Library that PHPExcel is currently configured to use (e.g. jpgraph)
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*
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* @return string|NULL Internal reference name of the Chart Rendering Library that PHPExcel is
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* currently configured to use
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* e.g. PHPExcel_Settings::CHART_RENDERER_JPGRAPH
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*/
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public static function getChartRendererName()
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{
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return self::$_chartRendererName;
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} // function getChartRendererName()
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/**
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* Return the directory path to the Chart Rendering Library that PHPExcel is currently configured to use
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*
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* @return string|NULL Directory Path to the Chart Rendering Library that PHPExcel is
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* currently configured to use
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*/
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public static function getChartRendererPath()
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{
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return self::$_chartRendererPath;
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} // function getChartRendererPath()
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/**
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* Set details of the external library that PHPExcel should use for rendering PDF files
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*
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* @param string $libraryName Internal reference name of the library
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* e.g. PHPExcel_Settings::PDF_RENDERER_TCPDF,
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* PHPExcel_Settings::PDF_RENDERER_DOMPDF
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* or PHPExcel_Settings::PDF_RENDERER_MPDF
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* @param string $libraryBaseDir Directory path to the library's base folder
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*
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* @return boolean Success or failure
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*/
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public static function setPdfRenderer($libraryName, $libraryBaseDir)
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{
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if (!self::setPdfRendererName($libraryName))
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return FALSE;
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return self::setPdfRendererPath($libraryBaseDir);
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} // function setPdfRenderer()
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/**
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* Identify to PHPExcel the external library to use for rendering PDF files
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*
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* @param string $libraryName Internal reference name of the library
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* e.g. PHPExcel_Settings::PDF_RENDERER_TCPDF,
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* PHPExcel_Settings::PDF_RENDERER_DOMPDF
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* or PHPExcel_Settings::PDF_RENDERER_MPDF
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*
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* @return boolean Success or failure
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*/
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public static function setPdfRendererName($libraryName)
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{
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if (!in_array($libraryName,self::$_pdfRenderers)) {
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return FALSE;
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}
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self::$_pdfRendererName = $libraryName;
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return TRUE;
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} // function setPdfRendererName()
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/**
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* Tell PHPExcel where to find the external library to use for rendering PDF files
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*
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* @param string $libraryBaseDir Directory path to the library's base folder
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* @return boolean Success or failure
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*/
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public static function setPdfRendererPath($libraryBaseDir)
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{
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if ((file_exists($libraryBaseDir) === false) || (is_readable($libraryBaseDir) === false)) {
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return FALSE;
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}
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self::$_pdfRendererPath = $libraryBaseDir;
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return TRUE;
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} // function setPdfRendererPath()
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/**
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* Return the PDF Rendering Library that PHPExcel is currently configured to use (e.g. dompdf)
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*
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* @return string|NULL Internal reference name of the PDF Rendering Library that PHPExcel is
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* currently configured to use
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* e.g. PHPExcel_Settings::PDF_RENDERER_TCPDF,
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* PHPExcel_Settings::PDF_RENDERER_DOMPDF
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* or PHPExcel_Settings::PDF_RENDERER_MPDF
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*/
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public static function getPdfRendererName()
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{
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return self::$_pdfRendererName;
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} // function getPdfRendererName()
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/**
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* Return the directory path to the PDF Rendering Library that PHPExcel is currently configured to use
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*
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* @return string|NULL Directory Path to the PDF Rendering Library that PHPExcel is
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* currently configured to use
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*/
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public static function getPdfRendererPath()
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{
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return self::$_pdfRendererPath;
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} // function getPdfRendererPath()
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/**
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* Set default options for libxml loader
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*
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* @param int $options Default options for libxml loader
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*/
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public static function setLibXmlLoaderOptions($options = null)
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{
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if (is_null($options) && defined(LIBXML_DTDLOAD)) {
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$options = LIBXML_DTDLOAD | LIBXML_DTDATTR;
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}
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if (version_compare(PHP_VERSION, '5.2.11') >= 0) {
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@libxml_disable_entity_loader($options == (LIBXML_DTDLOAD | LIBXML_DTDATTR));
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}
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self::$_libXmlLoaderOptions = $options;
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} // function setLibXmlLoaderOptions
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/**
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* Get default options for libxml loader.
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* Defaults to LIBXML_DTDLOAD | LIBXML_DTDATTR when not set explicitly.
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*
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* @return int Default options for libxml loader
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*/
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public static function getLibXmlLoaderOptions()
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{
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if (is_null(self::$_libXmlLoaderOptions) && defined(LIBXML_DTDLOAD)) {
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self::setLibXmlLoaderOptions(LIBXML_DTDLOAD | LIBXML_DTDATTR);
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}
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if (version_compare(PHP_VERSION, '5.2.11') >= 0) {
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@libxml_disable_entity_loader(self::$_libXmlLoaderOptions == (LIBXML_DTDLOAD | LIBXML_DTDATTR));
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}
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return self::$_libXmlLoaderOptions;
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} // function getLibXmlLoaderOptions
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}
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