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<?php
namespace PhpOffice\PhpSpreadsheet;
use PhpOffice\PhpSpreadsheet\Calculation\Calculation;
use PhpOffice\PhpSpreadsheet\Chart\Renderer\IRenderer;
use PhpOffice\PhpSpreadsheet\Collection\Memory;
use Psr\Http\Client\ClientInterface;
use Psr\Http\Message\RequestFactoryInterface;
use Psr\SimpleCache\CacheInterface;
use ReflectionClass;
class Settings
{
/**
* Class name of the chart renderer used for rendering charts
* eg: PhpOffice\PhpSpreadsheet\Chart\Renderer\JpGraph.
*
* @var null|class-string<IRenderer>
*/
private static ?string $chartRenderer = null;
/**
* Default options for libxml loader.
*/
private static ?int $libXmlLoaderOptions = null;
/**
* The cache implementation to be used for cell collection.
*
* @var ?CacheInterface
*/
private static ?CacheInterface $cache = null;
/**
* The HTTP client implementation to be used for network request.
*/
private static ?ClientInterface $httpClient = null;
private static ?RequestFactoryInterface $requestFactory = null;
/**
* 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(string $locale): bool
{
return Calculation::getInstance()->setLocale($locale);
}
public static function getLocale(): string
{
return Calculation::getInstance()->getLocale();
}
/**
* Identify to PhpSpreadsheet the external library to use for rendering charts.
*
* @param class-string<IRenderer> $rendererClassName Class name of the chart renderer
* eg: PhpOffice\PhpSpreadsheet\Chart\Renderer\JpGraph
*/
public static function setChartRenderer(string $rendererClassName): void
{
if (!is_a($rendererClassName, IRenderer::class, true)) {
throw new Exception('Chart renderer must implement ' . IRenderer::class);
}
self::$chartRenderer = $rendererClassName;
}
public static function unsetChartRenderer(): void
{
self::$chartRenderer = null;
}
/**
* Return the Chart Rendering Library that PhpSpreadsheet is currently configured to use.
*
* @return null|class-string<IRenderer> Class name of the chart renderer
* eg: PhpOffice\PhpSpreadsheet\Chart\Renderer\JpGraph
*/
public static function getChartRenderer(): ?string
{
return self::$chartRenderer;
}
public static function htmlEntityFlags(): int
{
return ENT_COMPAT;
}
/**
* Set default options for libxml loader.
*
* @param ?int $options Default options for libxml loader
*/
public static function setLibXmlLoaderOptions(?int $options): int
{
if ($options === null) {
$options = defined('LIBXML_DTDLOAD') ? (LIBXML_DTDLOAD | LIBXML_DTDATTR) : 0;
}
self::$libXmlLoaderOptions = $options;
return $options;
}
/**
* Get default options for libxml loader.
* Defaults to LIBXML_DTDLOAD | LIBXML_DTDATTR when not set explicitly.
*
* @return int Default options for libxml loader
*/
public static function getLibXmlLoaderOptions(): int
{
if (self::$libXmlLoaderOptions === null) {
return self::setLibXmlLoaderOptions(null);
}
return self::$libXmlLoaderOptions;
}
/**
* Sets the implementation of cache that should be used for cell collection.
*/
public static function setCache(?CacheInterface $cache): void
{
self::$cache = $cache;
}
/**
* Gets the implementation of cache that is being used for cell collection.
*/
public static function getCache(): CacheInterface
{
if (!self::$cache) {
self::$cache = self::useSimpleCacheVersion3() ? new Memory\SimpleCache3() : new Memory\SimpleCache1();
}
return self::$cache;
}
public static function useSimpleCacheVersion3(): bool
{
return (new ReflectionClass(CacheInterface::class))->getMethod('get')->getReturnType() !== null;
}
/**
* Set the HTTP client implementation to be used for network request.
*/
public static function setHttpClient(ClientInterface $httpClient, RequestFactoryInterface $requestFactory): void
{
self::$httpClient = $httpClient;
self::$requestFactory = $requestFactory;
}
/**
* Unset the HTTP client configuration.
*/
public static function unsetHttpClient(): void
{
self::$httpClient = null;
self::$requestFactory = null;
}
/**
* Get the HTTP client implementation to be used for network request.
*/
public static function getHttpClient(): ClientInterface
{
if (!self::$httpClient || !self::$requestFactory) {
throw new Exception('HTTP client must be configured via Settings::setHttpClient() to be able to use WEBSERVICE function.');
}
return self::$httpClient;
}
/**
* Get the HTTP request factory.
*/
public static function getRequestFactory(): RequestFactoryInterface
{
if (!self::$httpClient || !self::$requestFactory) {
throw new Exception('HTTP client must be configured via Settings::setHttpClient() to be able to use WEBSERVICE function.');
}
return self::$requestFactory;
}
}
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