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<?php
namespace Laminas\Ldap;
use function restore_error_handler;
use function set_error_handler;
use const E_WARNING;
/**
* Handle Errors that might occur during execution of ldap_*-functions
*/
class ErrorHandler implements ErrorHandlerInterface
{
/** @var ErrorHandlerInterface The Errror-Handler instance */
protected static $errorHandler;
/**
* Start the Error-Handling
*
* You can specify which errors to handle by passing a combination of PHPs
* Error-constants like E_WARNING or E_NOTICE or E_WARNING ^ E_DEPRECATED
*
* @param int $level The Error-level(s) to handle by this ErrorHandler
* @return void
*/
public static function start($level = E_WARNING)
{
self::getErrorHandler()->startErrorHandling($level);
}
/**
* @param bool|false $throw
* @return mixed
*/
public static function stop($throw = false)
{
return self::getErrorHandler()->stopErrorHandling($throw);
}
/**
* Get an error handler
*
* @return ErrorHandlerInterface
*/
protected static function getErrorHandler()
{
if (! self::$errorHandler && ! self::$errorHandler instanceof ErrorHandlerInterface) {
self::$errorHandler = new self();
}
return self::$errorHandler;
}
/**
* This method does nothing on purpose.
*
* @see ErrorHandlerInterface::startErrorHandling()
*
* @param int $level
* @return void
*/
public function startErrorHandling($level = E_WARNING)
{
set_error_handler(static function ($errNo, $errString): void {
});
}
/**
* This method does nothing on purpose.
*
* @see ErrorHandlerInterface::stopErrorHandling()
*
* @param bool|false $throw
* @return void
*/
public function stopErrorHandling($throw = false)
{
restore_error_handler();
}
/**
* Set the error handler to be used
*
* @return void
*/
public static function setErrorHandler(ErrorHandlerInterface $errorHandler)
{
self::$errorHandler = $errorHandler;
}
}
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