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<?php |
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namespace PhpOffice\PhpSpreadsheet; |
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use PhpOffice\PhpSpreadsheet\Collection\Memory; |
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use Psr\SimpleCache\CacheInterface; |
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class Settings |
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{ |
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/** Optional Chart Rendering libraries */ |
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const CHART_RENDERER_JPGRAPH = 'JpGraph'; |
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private static $chartRenderers = [ |
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self::CHART_RENDERER_JPGRAPH, |
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]; |
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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; |
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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; |
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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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* The cache implementation to be used for cell collection. |
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* |
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* @var CacheInterface |
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*/ |
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private static $cache; |
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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 $locale The locale code to use (e.g. "fr" or "pt_br" or "en_uk") |
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* |
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* @return bool Success or failure |
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*/ |
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public static function setLocale($locale) |
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{ |
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return Calculation::getInstance()->setLocale($locale); |
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} |
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/** |
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* Set details of the external library that PhpSpreadsheet 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. \PhpOffice\PhpSpreadsheet\Settings::CHART_RENDERER_JPGRAPH |
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* @param string $libraryBaseDir Directory path to the library's base folder |
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* |
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* @return bool Success or failure |
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*/ |
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public static function setChartRenderer($libraryName, $libraryBaseDir) |
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{ |
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if (!self::setChartRendererName($libraryName)) { |
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return false; |
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} |
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return self::setChartRendererPath($libraryBaseDir); |
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} |
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/** |
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* Identify to PhpSpreadsheet the external library to use for rendering charts. |
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* |
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* @param string $libraryName Internal reference name of the library |
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* e.g. \PhpOffice\PhpSpreadsheet\Settings::CHART_RENDERER_JPGRAPH |
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* |
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* @return bool Success or failure |
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*/ |
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public static function setChartRendererName($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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} |
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/** |
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* Tell PhpSpreadsheet where to find the external library to use for rendering charts. |
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* |
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* @param string $libraryBaseDir Directory path to the library's base folder |
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* |
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* @return bool Success or failure |
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*/ |
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public static function setChartRendererPath($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 = $libraryBaseDir; |
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return true; |
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} |
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/** |
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* Return the Chart Rendering Library that PhpSpreadsheet is currently configured to use (e.g. jpgraph). |
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* |
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* @return null|string Internal reference name of the Chart Rendering Library that PhpSpreadsheet is |
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* currently configured to use |
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* e.g. \PhpOffice\PhpSpreadsheet\Settings::CHART_RENDERER_JPGRAPH |
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*/ |
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public static function getChartRendererName() |
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{ |
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return self::$chartRendererName; |
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} |
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/** |
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* Return the directory path to the Chart Rendering Library that PhpSpreadsheet is currently configured to use. |
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* |
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* @return null|string Directory Path to the Chart Rendering Library that PhpSpreadsheet 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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} |
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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) |
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{ |
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if ($options === null && defined('LIBXML_DTDLOAD')) { |
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$options = LIBXML_DTDLOAD | LIBXML_DTDATTR; |
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} |
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self::$libXmlLoaderOptions = $options; |
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} |
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/** |
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* Get default options for libxml loader. |
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* Defaults to LIBXML_DTDLOAD | LIBXML_DTDATTR when not set explicitly. |
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* |
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* @return int Default options for libxml loader |
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*/ |
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public static function getLibXmlLoaderOptions() |
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{ |
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if (self::$libXmlLoaderOptions === null && defined('LIBXML_DTDLOAD')) { |
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self::setLibXmlLoaderOptions(LIBXML_DTDLOAD | LIBXML_DTDATTR); |
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} elseif (self::$libXmlLoaderOptions === null) { |
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self::$libXmlLoaderOptions = true; |
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} |
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return self::$libXmlLoaderOptions; |
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} |
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/** |
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* Sets the implementation of cache that should be used for cell collection. |
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* |
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* @param CacheInterface $cache |
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*/ |
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public static function setCache(CacheInterface $cache) |
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{ |
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self::$cache = $cache; |
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} |
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/** |
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* Gets the implementation of cache that should be used for cell collection. |
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* |
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* @return CacheInterface |
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*/ |
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public static function getCache() |
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{ |
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if (!self::$cache) { |
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self::$cache = new Memory(); |
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} |
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return self::$cache; |
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} |
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} |
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This check looks for assignments to scalar types that may be of the wrong type.
To ensure the code behaves as expected, it may be a good idea to add an explicit type cast.