if ( $wgUseESI ) {
header( 'Surrogate-Control: max-age='.$this->mCacheDuration.', content="ESI/1.0"');
header( 'Cache-Control: s-maxage=0, must-revalidate, max-age=0' );
} else {
header( 'Cache-Control: s-maxage='.$this->mCacheDuration.', must-revalidate, max-age=0' );
}
if ( $wgUseESI ) {
header( 'Surrogate-Control: max-age='.$this->mCacheDuration.', content="ESI/1.0"');
header( 'Cache-Control: s-maxage=0, must-revalidate, max-age=0' );
} else {
header( 'Cache-Control: s-maxage='.$this->mCacheDuration.', must-revalidate, max-age=0' );
}