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Code Issues Releases Wiki Activity

Updated forms/multipart to v4. (#503)

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Christopher Gubbin 2022-01-29 16:40:50 +00:00 committed by GitHub
parent e903184a12
commit 5df5bd10ea
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3 changed files with 11 additions and 14 deletions
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8
forms/multipart/Cargo.toml
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@ -2,7 +2,7 @@
name = "multipart-example"
version = "0.3.0"
authors = ["Bevan Hunt <bevan@bevanhunt.com>"]
edition = "2018"
edition = "2021"
license = "MIT"
description = "Simple file uploader in Actix Web with Async/Await"
keywords = ["actix", "actix-web", "multipart"]
@ -10,9 +10,9 @@ repository = "https://github.com/actix/examples"
readme = "README.md"
[dependencies]
actix-multipart = "0.3"
actix-web = "3"
actix-multipart = "0.4.0-beta.12"
actix-web = "4.0.0-beta.21"
futures-util = "0.3"
sanitize-filename = "0.2"
sanitize-filename = "0.3"
uuid = { version = "0.8", features = ["v4"] }

2
forms/multipart/README.md
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@ -7,7 +7,7 @@ cd forms/multipart
cargo run
```
``` open web browser to localhost:3000 and upload file(s) ```
``` open web browser to localhost:8080 and upload file(s) ```
### Result

15
forms/multipart/src/main.rs
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@ -9,23 +9,20 @@ async fn save_file(mut payload: Multipart) -> Result<HttpResponse, Error> {
// iterate over multipart stream
while let Some(mut field) = payload.try_next().await? {
// A multipart/form-data stream has to contain `content_disposition`
let content_disposition = field
.content_disposition()
.ok_or_else(|| HttpResponse::BadRequest().finish())?;
let content_disposition = field.content_disposition();
let filename = content_disposition.get_filename().map_or_else(
|| Uuid::new_v4().to_string(),
|f| sanitize_filename::sanitize(f),
);
let filename = content_disposition
.get_filename()
.map_or_else(|| Uuid::new_v4().to_string(), sanitize_filename::sanitize);
let filepath = format!("./tmp/{}", filename);
// File::create is blocking operation, use threadpool
let mut f = web::block(|| std::fs::File::create(filepath)).await?;
let mut f = web::block(|| std::fs::File::create(filepath)).await??;
// Field in turn is stream of *Bytes* object
while let Some(chunk) = field.try_next().await? {
// filesystem operations are blocking, we have to use threadpool
f = web::block(move || f.write_all(&chunk).map(|_| f)).await?;
f = web::block(move || f.write_all(&chunk).map(|_| f)).await??;
}
}