Update multer (#2433)

axum-extra/CHANGELOG.md

@@ -7,7 +7,9 @@ and this project adheres to [Semantic Versioning].
 
 # Unreleased
 
-- None.
+- **change:** Update version of multer used internally for multipart ([#2433])
+
+[#2433]: https://github.com/tokio-rs/axum/pull/2433
 
 # 0.9.0 (27. November, 2023)
 

axum-extra/Cargo.toml

@@ -55,7 +55,7 @@ axum-macros = { path = "../axum-macros", version = "0.4.0", optional = true }
 cookie = { package = "cookie", version = "0.18.0", features = ["percent-encode"], optional = true }
 form_urlencoded = { version = "1.1.0", optional = true }
 headers = { version = "0.4.0", optional = true }
-multer = { version = "2.0.0", optional = true }
+multer = { version = "3.0.0", optional = true }
 percent-encoding = { version = "2.1", optional = true }
 prost = { version = "0.12", optional = true }
 serde_html_form = { version = "0.2.0", optional = true }

axum-extra/src/extract/multipart.rs

@@ -12,7 +12,7 @@ use axum::{
 use futures_util::stream::Stream;
 use http::{
     header::{HeaderMap, CONTENT_TYPE},
-    HeaderName, HeaderValue, Request, StatusCode,
+    Request, StatusCode,
 };
 use std::{
     error::Error,
@@ -115,22 +115,7 @@ impl Multipart {
             .map_err(MultipartError::from_multer)?;
 
         if let Some(field) = field {
-            // multer still uses http 0.2 which means we cannot directly expose
-            // `multer::Field::headers`. Instead we have to eagerly convert the headers into http
-            // 1.0
-            //
-            // When the next major version of multer is published we can remove this.
-            let mut headers = HeaderMap::with_capacity(field.headers().len());
-            headers.extend(field.headers().into_iter().map(|(name, value)| {
-                let name = HeaderName::from_bytes(name.as_ref()).unwrap();
-                let value = HeaderValue::from_bytes(value.as_ref()).unwrap();
-                (name, value)
-            }));
-
-            Ok(Some(Field {
-                inner: field,
-                headers,
-            }))
+            Ok(Some(Field { inner: field }))
         } else {
             Ok(None)
         }
@@ -149,7 +134,6 @@ impl Multipart {
 #[derive(Debug)]
 pub struct Field {
     inner: multer::Field<'static>,
-    headers: HeaderMap,
 }
 
 impl Stream for Field {
@@ -184,7 +168,7 @@ impl Field {
 
     /// Get a map of headers as [`HeaderMap`].
     pub fn headers(&self) -> &HeaderMap {
-        &self.headers
+        self.inner.headers()
     }
 
     /// Get the full data of the field as [`Bytes`].

axum/CHANGELOG.md

@@ -7,7 +7,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 # Unreleased
 
-- None.
+- **change:** Update version of multer used internally for multipart ([#2433])
+
+[#2433]: https://github.com/tokio-rs/axum/pull/2433
 
 # 0.7.2 (03. December, 2023)
 

axum/Cargo.toml

@@ -55,7 +55,7 @@ axum-macros = { path = "../axum-macros", version = "0.4.0", optional = true }
 base64 = { version = "0.21.0", optional = true }
 hyper = { version = "1.0.0", optional = true }
 hyper-util = { version = "0.1.1", features = ["tokio", "server", "server-auto"], optional = true }
-multer = { version = "2.0.0", optional = true }
+multer = { version = "3.0.0", optional = true }
 serde_json = { version = "1.0", features = ["raw_value"], optional = true }
 serde_path_to_error = { version = "0.1.8", optional = true }
 serde_urlencoded = { version = "0.7", optional = true }

axum/src/extract/multipart.rs

@@ -13,7 +13,7 @@ use axum_core::{
 use futures_util::stream::Stream;
 use http::{
     header::{HeaderMap, CONTENT_TYPE},
-    HeaderName, HeaderValue, StatusCode,
+    StatusCode,
 };
 use std::{
     error::Error,
@@ -90,21 +90,8 @@ impl Multipart {
             .map_err(MultipartError::from_multer)?;
 
         if let Some(field) = field {
-            // multer still uses http 0.2 which means we cannot directly expose
-            // `multer::Field::headers`. Instead we have to eagerly convert the headers into http
-            // 1.0
-            //
-            // When the next major version of multer is published we can remove this.
-            let mut headers = HeaderMap::with_capacity(field.headers().len());
-            headers.extend(field.headers().into_iter().map(|(name, value)| {
-                let name = HeaderName::from_bytes(name.as_ref()).unwrap();
-                let value = HeaderValue::from_bytes(value.as_ref()).unwrap();
-                (name, value)
-            }));
-
             Ok(Some(Field {
                 inner: field,
-                headers,
                 _multipart: self,
             }))
         } else {
@@ -117,7 +104,6 @@ impl Multipart {
 #[derive(Debug)]
 pub struct Field<'a> {
     inner: multer::Field<'static>,
-    headers: HeaderMap,
     // multer requires there to only be one live `multer::Field` at any point. This enforces that
     // statically, which multer does not do, it returns an error instead.
     _multipart: &'a mut Multipart,
@@ -155,7 +141,7 @@ impl<'a> Field<'a> {
 
     /// Get a map of headers as [`HeaderMap`].
     pub fn headers(&self) -> &HeaderMap {
-        &self.headers
+        self.inner.headers()
     }
 
     /// Get the full data of the field as [`Bytes`].