Current File : //www/varak.net/losik.varak.net/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Settings.php
<?php
namespace PhpOffice\PhpSpreadsheet;
use PhpOffice\PhpSpreadsheet\Collection\Memory;
use Psr\SimpleCache\CacheInterface;
/**
* Copyright (c) 2006 - 2016 PhpSpreadsheet.
*
* 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 PhpSpreadsheet
*
* @copyright Copyright (c) 2006 - 2016 PhpSpreadsheet (https://github.com/PHPOffice/PhpSpreadsheet)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
*/
class Settings
{
/** Optional Chart Rendering libraries */
const CHART_RENDERER_JPGRAPH = 'JpGraph';
/** Optional PDF Rendering libraries */
const PDF_RENDERER_TCPDF = 'TcPDF';
const PDF_RENDERER_DOMPDF = 'DomPDF';
const PDF_RENDERER_MPDF = 'MPDF';
private static $chartRenderers = [
self::CHART_RENDERER_JPGRAPH,
];
private static $pdfRenderers = [
self::PDF_RENDERER_TCPDF,
self::PDF_RENDERER_DOMPDF,
self::PDF_RENDERER_MPDF,
];
/**
* Name of the external Library used for rendering charts
* e.g.
* jpgraph.
*
* @var string
*/
private static $chartRendererName;
/**
* Directory Path to the external Library used for rendering charts.
*
* @var string
*/
private static $chartRendererPath;
/**
* Name of the external Library used for rendering PDF files
* e.g.
* mPDF.
*
* @var string
*/
private static $pdfRendererName;
/**
* Default options for libxml loader.
*
* @var int
*/
private static $libXmlLoaderOptions = null;
/**
* The cache implementation to be used for cell collection.
*
* @var CacheInterface
*/
private static $cache;
/**
* Set the locale code to use for formula translations and any special formatting.
*
* @param string $locale The locale code to use (e.g. "fr" or "pt_br" or "en_uk")
*
* @return bool Success or failure
*/
public static function setLocale($locale)
{
return Calculation::getInstance()->setLocale($locale);
}
/**
* Set details of the external library that PhpSpreadsheet should use for rendering charts.
*
* @param string $libraryName Internal reference name of the library
* e.g. \PhpOffice\PhpSpreadsheet\Settings::CHART_RENDERER_JPGRAPH
* @param string $libraryBaseDir Directory path to the library's base folder
*
* @return bool Success or failure
*/
public static function setChartRenderer($libraryName, $libraryBaseDir)
{
if (!self::setChartRendererName($libraryName)) {
return false;
}
return self::setChartRendererPath($libraryBaseDir);
}
/**
* Identify to PhpSpreadsheet the external library to use for rendering charts.
*
* @param string $libraryName Internal reference name of the library
* e.g. \PhpOffice\PhpSpreadsheet\Settings::CHART_RENDERER_JPGRAPH
*
* @return bool Success or failure
*/
public static function setChartRendererName($libraryName)
{
if (!in_array($libraryName, self::$chartRenderers)) {
return false;
}
self::$chartRendererName = $libraryName;
return true;
}
/**
* Tell PhpSpreadsheet where to find the external library to use for rendering charts.
*
* @param string $libraryBaseDir Directory path to the library's base folder
*
* @return bool Success or failure
*/
public static function setChartRendererPath($libraryBaseDir)
{
if ((file_exists($libraryBaseDir) === false) || (is_readable($libraryBaseDir) === false)) {
return false;
}
self::$chartRendererPath = $libraryBaseDir;
return true;
}
/**
* Return the Chart Rendering Library that PhpSpreadsheet is currently configured to use (e.g. jpgraph).
*
* @return string|null Internal reference name of the Chart Rendering Library that PhpSpreadsheet is
* currently configured to use
* e.g. \PhpOffice\PhpSpreadsheet\Settings::CHART_RENDERER_JPGRAPH
*/
public static function getChartRendererName()
{
return self::$chartRendererName;
}
/**
* Return the directory path to the Chart Rendering Library that PhpSpreadsheet is currently configured to use.
*
* @return string|null Directory Path to the Chart Rendering Library that PhpSpreadsheet is
* currently configured to use
*/
public static function getChartRendererPath()
{
return self::$chartRendererPath;
}
/**
* Identify to PhpSpreadsheet the external library to use for rendering PDF files.
*
* @param string $libraryName Internal reference name of the library
* e.g. \PhpOffice\PhpSpreadsheet\Settings::PDF_RENDERER_TCPDF,
* \PhpOffice\PhpSpreadsheet\Settings::PDF_RENDERER_DOMPDF
* or \PhpOffice\PhpSpreadsheet\Settings::PDF_RENDERER_MPDF
*/
public static function setPdfRendererName($libraryName)
{
if (!in_array($libraryName, self::$pdfRenderers)) {
throw new Exception('"' . $libraryName . '" is not a valid PDF library name');
}
self::$pdfRendererName = $libraryName;
}
/**
* Return the PDF Rendering Library that PhpSpreadsheet is currently configured to use (e.g. dompdf).
*
* @return string|null Internal reference name of the PDF Rendering Library that PhpSpreadsheet is
* currently configured to use
* e.g. \PhpOffice\PhpSpreadsheet\Settings::PDF_RENDERER_TCPDF,
* \PhpOffice\PhpSpreadsheet\Settings::PDF_RENDERER_DOMPDF
* or \PhpOffice\PhpSpreadsheet\Settings::PDF_RENDERER_MPDF
*/
public static function getPdfRendererName()
{
return self::$pdfRendererName;
}
/**
* Set default options for libxml loader.
*
* @param int $options Default options for libxml loader
*/
public static function setLibXmlLoaderOptions($options)
{
if (is_null($options) && defined('LIBXML_DTDLOAD')) {
$options = LIBXML_DTDLOAD | LIBXML_DTDATTR;
}
self::$libXmlLoaderOptions = $options;
}
/**
* Get default options for libxml loader.
* Defaults to LIBXML_DTDLOAD | LIBXML_DTDATTR when not set explicitly.
*
* @return int Default options for libxml loader
*/
public static function getLibXmlLoaderOptions()
{
if (is_null(self::$libXmlLoaderOptions) && defined('LIBXML_DTDLOAD')) {
self::setLibXmlLoaderOptions(LIBXML_DTDLOAD | LIBXML_DTDATTR);
} elseif (is_null(self::$libXmlLoaderOptions)) {
self::$libXmlLoaderOptions = true;
}
return self::$libXmlLoaderOptions;
}
/**
* Sets the implementation of cache that should be used for cell collection.
*
* @param CacheInterface $cache
*/
public static function setCache(CacheInterface $cache)
{
self::$cache = $cache;
}
/**
* Gets the implementation of cache that should be used for cell collection.
*
* @return CacheInterface
*/
public static function getCache()
{
if (!self::$cache) {
self::$cache = new Memory();
}
return self::$cache;
}
}
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