In Play 2.3, I can disable certain filters based on different request path or method. However, I can't find a way to do it in Play 2.4. https://www.playframework.com/documentation/2.4.x/ScalaHttpFilters. How can I achieve similar result in Play 2.4 HttpFilters.
Here is how I did it in Play 2.3.
object CacheCtrlHeadersFilter extends EssentialFilter {
def apply(action: EssentialAction) = new EssentialAction {
def apply(requestHeader: RequestHeader) = {
action(requestHeader).map { result =>
result.withHeaders(
CACHE_CONTROL -> "no-cache, no-store, must-revalidate, private",
PRAGMA -> "no-cache"
)
}
}
}
}
import play.api.libs.iteratee._
object FilterChainByRequestHeader {
def apply[A](action: EssentialAction, filtersFun: (RequestHeader) => List[EssentialFilter]): EssentialAction = new EssentialAction {
def apply(rh: RequestHeader): Iteratee[Array[Byte], Result] = {
val chain = filtersFun(rh).reverse.foldLeft(action) { (a, i) => i(a) }
chain(rh)
}
}
}
object Global extends GlobalSettings {
val securityFilter = SecurityHeadersFilter()
val defaultFilters = List(securityFilter,
CacheCtrlHeadersFilter)
def filters(rh: RequestHeader) = {
if (rh.method == "OPTIONS") <----------- by method
defaultFilters.filterNot(_.eq(securityFilter))
else if (rh.path.startsWith("/apps/google")) <----------- by path
defaultFilters.filterNot(_.eq(securityFilter))
else defaultFilters
}
override def doFilter(a: EssentialAction): EssentialAction = {
FilterChainByRequestHeader(super.doFilter(a), filters)
}
}
There is no RequestHeader available in HttpFilters in Play 2.4
class Filters @Inject() (
securityHeadersFilter: SecurityHeadersFilter,
cacheCtrlHeadersFilter: CacheCtrlHeadersFilter
) extends HttpFilters {
val filters = Seq(securityHeadersFilter, cacheCtrlHeadersFilter)
}
My implementation:
class Filters @Inject() (corsFilter: CORSFilter,coreActionFilter: CoreActionFilter) extends HttpFilters { def filters = Seq(corsFilter, coreActionFilter) }
class CoreActionFilter extends Filter { def apply(nextFilter: RequestHeader => Future[Result])(requestHeader: RequestHeader) = {
if(/*yourContidion*/) {
nextFilter(requestHeader).map { result =>
val action = requestHeader.path match {
case "/favicon.ico" => s"[ ${requestHeader.remoteAddress.toString}]"
case _ => s"[ ${requestHeader.remoteAddress.toString}]" + ("[") + requestHeader.tags(Tags.RoutePattern) + ("]") + ("[") + requestHeader.tags(Tags.RouteController) + "." + requestHeader.tags(Tags.RouteActionMethod) + ("]")
}
val startTime = System.currentTimeMillis
val endTime = System.currentTimeMillis
val requestTime = endTime - startTime
val token = requestHeader.headers.get("X-Auth-Token")
serviceLogger.info(s"[$token]" + s"${action}[${requestTime}ms]" + s"[${result.header.status}]")
result.withHeaders("Request-Time" -> requestTime.toString)
}(CoreContexts.simpleSqlQuery)
}
nextFilter(requestHeader)
} }
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