diff --git a/CHANGES.md b/CHANGES.md
index fc690ee50..4aaef9511 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,6 +1,10 @@
# Changes
-## [1.0.0-alpha.3] - 2019-04-xx
+## [1.0.0-alpha.4] - 2019-04-xx
+
+### Added
+
+* `App::configure()` allow to offload app configuration to different methods
### Changed
diff --git a/actix-multipart/README.md b/actix-multipart/README.md
index 2a65840a1..2739ff3d5 100644
--- a/actix-multipart/README.md
+++ b/actix-multipart/README.md
@@ -1 +1 @@
-# Multipart support for actix web framework [](https://travis-ci.org/actix/actix-web) [](https://codecov.io/gh/actix/actix-web) [](https://crates.io/crates/actix-session) [](https://gitter.im/actix/actix?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
+# Multipart support for actix web framework [](https://travis-ci.org/actix/actix-web) [](https://codecov.io/gh/actix/actix-web) [](https://crates.io/crates/actix-multipart) [](https://gitter.im/actix/actix?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
diff --git a/src/app.rs b/src/app.rs
index fd91d0728..802569458 100644
--- a/src/app.rs
+++ b/src/app.rs
@@ -15,7 +15,7 @@ use bytes::Bytes;
use futures::{IntoFuture, Stream};
use crate::app_service::{AppChain, AppEntry, AppInit, AppRouting, AppRoutingFactory};
-use crate::config::{AppConfig, AppConfigInner};
+use crate::config::{AppConfig, AppConfigInner, RouterConfig};
use crate::data::{Data, DataFactory};
use crate::dev::{Payload, PayloadStream, ResourceDef};
use crate::error::{Error, PayloadError};
@@ -257,6 +257,55 @@ where
}
}
+ /// Run external configuration as part of the application building
+ /// process
+ ///
+ /// This function is useful for moving parts of configuration to a
+ /// different module or even library. For example,
+ /// some of the resource's configuration could be moved to different module.
+ ///
+ /// ```rust
+ /// # extern crate actix_web;
+ /// use actix_web::{web, middleware, App, HttpResponse};
+ ///
+ /// // this function could be located in different module
+ /// fn config(cfg: &mut web::RouterConfig
) {
+ /// cfg.service(web::resource("/test")
+ /// .route(web::get().to(|| HttpResponse::Ok()))
+ /// .route(web::head().to(|| HttpResponse::MethodNotAllowed()))
+ /// );
+ /// }
+ ///
+ /// fn main() {
+ /// let app = App::new()
+ /// .wrap(middleware::Logger::default())
+ /// .configure(config) // <- register resources
+ /// .route("/index.html", web::get().to(|| HttpResponse::Ok()));
+ /// }
+ /// ```
+ pub fn configure(mut self, f: F) -> AppRouter>
+ where
+ F: Fn(&mut RouterConfig),
+ {
+ let mut cfg = RouterConfig::new();
+ f(&mut cfg);
+ self.data.extend(cfg.data);
+
+ let fref = Rc::new(RefCell::new(None));
+
+ AppRouter {
+ chain: self.chain,
+ default: None,
+ endpoint: AppEntry::new(fref.clone()),
+ factory_ref: fref,
+ data: self.data,
+ config: self.config,
+ services: cfg.services,
+ external: cfg.external,
+ _t: PhantomData,
+ }
+ }
+
/// Configure route for a specific path.
///
/// This is a simplified version of the `App::service()` method.
@@ -382,6 +431,45 @@ where
InitError = (),
>,
{
+ /// Run external configuration as part of the application building
+ /// process
+ ///
+ /// This function is useful for moving parts of configuration to a
+ /// different module or even library. For example,
+ /// some of the resource's configuration could be moved to different module.
+ ///
+ /// ```rust
+ /// # extern crate actix_web;
+ /// use actix_web::{web, middleware, App, HttpResponse};
+ ///
+ /// // this function could be located in different module
+ /// fn config(cfg: &mut web::RouterConfig
) {
+ /// cfg.service(web::resource("/test")
+ /// .route(web::get().to(|| HttpResponse::Ok()))
+ /// .route(web::head().to(|| HttpResponse::MethodNotAllowed()))
+ /// );
+ /// }
+ ///
+ /// fn main() {
+ /// let app = App::new()
+ /// .wrap(middleware::Logger::default())
+ /// .configure(config) // <- register resources
+ /// .route("/index.html", web::get().to(|| HttpResponse::Ok()));
+ /// }
+ /// ```
+ pub fn configure(mut self, f: F) -> Self
+ where
+ F: Fn(&mut RouterConfig),
+ {
+ let mut cfg = RouterConfig::new();
+ f(&mut cfg);
+ self.data.extend(cfg.data);
+ self.services.extend(cfg.services);
+ self.external.extend(cfg.external);
+
+ self
+ }
+
/// Configure route for a specific path.
///
/// This is a simplified version of the `App::service()` method.
diff --git a/src/config.rs b/src/config.rs
index ceb58feb7..1e552291f 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -5,11 +5,18 @@ use std::rc::Rc;
use actix_http::Extensions;
use actix_router::ResourceDef;
use actix_service::{boxed, IntoNewService, NewService};
+use futures::IntoFuture;
+use crate::data::{Data, DataFactory};
use crate::error::Error;
use crate::guard::Guard;
+use crate::resource::Resource;
use crate::rmap::ResourceMap;
-use crate::service::{ServiceRequest, ServiceResponse};
+use crate::route::Route;
+use crate::service::{
+ HttpServiceFactory, ServiceFactory, ServiceFactoryWrapper, ServiceRequest,
+ ServiceResponse,
+};
type Guards = Vec>;
type HttpNewService =
@@ -157,3 +164,140 @@ impl Default for AppConfigInner {
}
}
}
+
+/// Router config. It is used for external configuration.
+/// Part of application configuration could be offloaded
+/// to set of external methods. This could help with
+/// modularization of big application configuration.
+pub struct RouterConfig {
+ pub(crate) services: Vec>>,
+ pub(crate) data: Vec>,
+ pub(crate) external: Vec,
+}
+
+impl RouterConfig {
+ pub(crate) fn new() -> Self {
+ Self {
+ services: Vec::new(),
+ data: Vec::new(),
+ external: Vec::new(),
+ }
+ }
+
+ /// Set application data. Applicatin data could be accessed
+ /// by using `Data` extractor where `T` is data type.
+ ///
+ /// This is same as `App::data()` method.
+ pub fn data(&mut self, data: S) -> &mut Self {
+ self.data.push(Box::new(Data::new(data)));
+ self
+ }
+
+ /// Set application data factory. This function is
+ /// similar to `.data()` but it accepts data factory. Data object get
+ /// constructed asynchronously during application initialization.
+ ///
+ /// This is same as `App::data_dactory()` method.
+ pub fn data_factory(&mut self, data: F) -> &mut Self
+ where
+ F: Fn() -> R + 'static,
+ R: IntoFuture + 'static,
+ R::Error: std::fmt::Debug,
+ {
+ self.data.push(Box::new(data));
+ self
+ }
+
+ /// Configure route for a specific path.
+ ///
+ /// This is same as `App::route()` method.
+ pub fn route(&mut self, path: &str, mut route: Route) -> &mut Self {
+ self.service(
+ Resource::new(path)
+ .add_guards(route.take_guards())
+ .route(route),
+ )
+ }
+
+ /// Register http service.
+ ///
+ /// This is same as `App::service()` method.
+ pub fn service(&mut self, factory: F) -> &mut Self
+ where
+ F: HttpServiceFactory + 'static,
+ {
+ self.services
+ .push(Box::new(ServiceFactoryWrapper::new(factory)));
+ self
+ }
+
+ /// Register an external resource.
+ ///
+ /// External resources are useful for URL generation purposes only
+ /// and are never considered for matching at request time. Calls to
+ /// `HttpRequest::url_for()` will work as expected.
+ ///
+ /// This is same as `App::external_service()` method.
+ pub fn external_resource(&mut self, name: N, url: U) -> &mut Self
+ where
+ N: AsRef,
+ U: AsRef,
+ {
+ let mut rdef = ResourceDef::new(url.as_ref());
+ *rdef.name_mut() = name.as_ref().to_string();
+ self.external.push(rdef);
+ self
+ }
+}
+
+#[cfg(test)]
+mod tests {
+ use actix_service::Service;
+
+ use super::*;
+ use crate::http::StatusCode;
+ use crate::test::{block_on, init_service, TestRequest};
+ use crate::{web, App, HttpResponse};
+
+ #[test]
+ fn test_data() {
+ let cfg = |cfg: &mut RouterConfig<_>| {
+ cfg.data(10usize);
+ };
+
+ let mut srv =
+ init_service(App::new().configure(cfg).service(
+ web::resource("/").to(|_: web::Data| HttpResponse::Ok()),
+ ));
+ let req = TestRequest::default().to_request();
+ let resp = block_on(srv.call(req)).unwrap();
+ assert_eq!(resp.status(), StatusCode::OK);
+ }
+
+ #[test]
+ fn test_data_factory() {
+ let cfg = |cfg: &mut RouterConfig<_>| {
+ cfg.data_factory(|| Ok::<_, ()>(10usize));
+ };
+
+ let mut srv =
+ init_service(App::new().configure(cfg).service(
+ web::resource("/").to(|_: web::Data| HttpResponse::Ok()),
+ ));
+ let req = TestRequest::default().to_request();
+ let resp = block_on(srv.call(req)).unwrap();
+ assert_eq!(resp.status(), StatusCode::OK);
+
+ let cfg2 = |cfg: &mut RouterConfig<_>| {
+ cfg.data_factory(|| Ok::<_, ()>(10u32));
+ };
+ let mut srv = init_service(
+ App::new()
+ .service(web::resource("/").to(|_: web::Data| HttpResponse::Ok()))
+ .configure(cfg2),
+ );
+ let req = TestRequest::default().to_request();
+ let resp = block_on(srv.call(req)).unwrap();
+ assert_eq!(resp.status(), StatusCode::INTERNAL_SERVER_ERROR);
+ }
+}
diff --git a/src/web.rs b/src/web.rs
index 65b3cfc70..94c98c22a 100644
--- a/src/web.rs
+++ b/src/web.rs
@@ -13,6 +13,7 @@ use crate::responder::Responder;
use crate::route::Route;
use crate::scope::Scope;
+pub use crate::config::RouterConfig;
pub use crate::data::{Data, RouteData};
pub use crate::request::HttpRequest;
pub use crate::types::*;