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Update template-engines/tera to v4 (#499)

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Luca Palmieri 2022-02-02 15:18:19 +00:00 committed by GitHub
parent 6afc431858
commit f9b0dde4c8
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3 changed files with 20 additions and 21 deletions
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5
Cargo.lock generated
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@ -5797,9 +5797,8 @@ dependencies = [
name = "template-tera" name = "template-tera"
version = "1.0.0" version = "1.0.0"
dependencies = [ dependencies = [
"actix-http 2.2.2", "actix-web 4.0.0-beta.21",
"actix-web 3.3.3", "env_logger 0.9.0",
"env_logger 0.8.4",
"tera", "tera",
] ]

5
template_engines/tera/Cargo.toml
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@ -4,7 +4,6 @@ version = "1.0.0"
edition = "2021" edition = "2021"
[dependencies] [dependencies]
env_logger = "0.8" env_logger = "0.9.0"
tera = "1.8.0" tera = "1.8.0"
actix-http = "2" actix-web = "4.0.0-beta.21"
actix-web = "3"

31
template_engines/tera/src/main.rs
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@ -1,10 +1,10 @@
use std::collections::HashMap; use actix_web::body::BoxBody;
use actix_http::{body::Body, Response};
use actix_web::dev::ServiceResponse; use actix_web::dev::ServiceResponse;
use actix_web::http::header::ContentType;
use actix_web::http::StatusCode; use actix_web::http::StatusCode;
use actix_web::middleware::errhandlers::{ErrorHandlerResponse, ErrorHandlers}; use actix_web::middleware::{ErrorHandlerResponse, ErrorHandlers};
use actix_web::{error, middleware, web, App, Error, HttpResponse, HttpServer, Result}; use actix_web::{error, middleware, web, App, Error, HttpResponse, HttpServer, Result};
use std::collections::HashMap;
use tera::Tera; use tera::Tera;
// store tera template in application state // store tera template in application state
@ -37,7 +37,7 @@ async fn main() -> std::io::Result<()> {
Tera::new(concat!(env!("CARGO_MANIFEST_DIR"), "/templates/**/*")).unwrap(); Tera::new(concat!(env!("CARGO_MANIFEST_DIR"), "/templates/**/*")).unwrap();
App::new() App::new()
.data(tera) .app_data(web::Data::new(tera))
.wrap(middleware::Logger::default()) // enable logger .wrap(middleware::Logger::default()) // enable logger
.service(web::resource("/").route(web::get().to(index))) .service(web::resource("/").route(web::get().to(index)))
.service(web::scope("").wrap(error_handlers())) .service(web::scope("").wrap(error_handlers()))
@ -48,27 +48,28 @@ async fn main() -> std::io::Result<()> {
} }
// Custom error handlers, to return HTML responses when an error occurs. // Custom error handlers, to return HTML responses when an error occurs.
fn error_handlers() -> ErrorHandlers<Body> { fn error_handlers() -> ErrorHandlers<BoxBody> {
ErrorHandlers::new().handler(StatusCode::NOT_FOUND, not_found) ErrorHandlers::new().handler(StatusCode::NOT_FOUND, not_found)
} }
// Error handler for a 404 Page not found error. // Error handler for a 404 Page not found error.
fn not_found<B>(res: ServiceResponse<B>) -> Result<ErrorHandlerResponse<B>> { fn not_found<B>(res: ServiceResponse<B>) -> Result<ErrorHandlerResponse<BoxBody>> {
let response = get_error_response(&res, "Page not found"); let response = get_error_response(&res, "Page not found");
Ok(ErrorHandlerResponse::Response( Ok(ErrorHandlerResponse::Response(ServiceResponse::new(
res.into_response(response.into_body()), res.into_parts().0,
)) response.map_into_left_body(),
)))
} }
// Generic error handler. // Generic error handler.
fn get_error_response<B>(res: &ServiceResponse<B>, error: &str) -> Response<Body> { fn get_error_response<B>(res: &ServiceResponse<B>, error: &str) -> HttpResponse {
let request = res.request(); let request = res.request();
// Provide a fallback to a simple plain text response in case an error occurs during the // Provide a fallback to a simple plain text response in case an error occurs during the
// rendering of the error page. // rendering of the error page.
let fallback = |e: &str| { let fallback = |e: &str| {
Response::build(res.status()) HttpResponse::build(res.status())
.content_type("text/plain") .content_type(ContentType::plaintext())
.body(e.to_string()) .body(e.to_string())
}; };
@ -81,8 +82,8 @@ fn get_error_response<B>(res: &ServiceResponse<B>, error: &str) -> Response<Body
let body = tera.render("error.html", &context); let body = tera.render("error.html", &context);
match body { match body {
Ok(body) => Response::build(res.status()) Ok(body) => HttpResponse::build(res.status())
.content_type("text/html") .content_type(ContentType::html())
.body(body), .body(body),
Err(_) => fallback(error), Err(_) => fallback(error),
} }