Implement Serialize, Deserialize and TryFromMultipart for Username/Password

Enable the axum feature to use it

yunohost-api/src/credentials.rs

@@ -1,6 +1,17 @@
 use ldap3::dn_escape;
-use serde::{Serialize, Deserialize};
-use snafu::OptionExt;
+use snafu::prelude::*;
+
+#[cfg(feature="axum")]
+use axum::{
+    async_trait,
+    body::Bytes,
+};
+#[cfg(feature="axum")]
+use axum_typed_multipart::{FieldMetadata, TryFromChunks, TypedMultipartError};
+#[cfg(feature="axum")]
+use futures_util::stream::Stream;
+
+use serde::{Serialize, Deserialize, Deserializer};
 
 use std::str::FromStr;
 
@@ -14,7 +25,7 @@ fn non_empty_string(s: &str) -> Option<String> {
     }
 }
 
-#[derive(Clone, Debug, PartialEq, Eq, Hash, PartialOrd, Ord, Serialize, Deserialize)]
+#[derive(Clone, Debug, PartialEq, Eq, Hash, PartialOrd, Ord, Serialize)]
 pub struct Username(String);
 
 impl Username {
@@ -56,7 +67,29 @@ impl std::fmt::Display for Username {
     }
 }
 
-#[derive(Clone, Debug)]
+impl<'de> Deserialize<'de> for Username {
+    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
+        where D: Deserializer<'de>
+    {
+        let s = String::deserialize(deserializer)?;
+        FromStr::from_str(&s).map_err(serde::de::Error::custom)
+    }
+}
+
+#[cfg(feature="axum")]
+#[async_trait]
+impl TryFromChunks for Username {
+    async fn try_from_chunks(
+        chunks: impl Stream<Item = Result<Bytes, TypedMultipartError>> + Send + Sync + Unpin,
+        metadata: FieldMetadata,
+    ) -> Result<Self, TypedMultipartError> {
+        let string = String::try_from_chunks(chunks, metadata).await?;
+        let data = Self::from_str(&string).map_err(|e| TypedMultipartError::Other { source: e.into() })?;
+        Ok(data)
+    }
+}
+
+#[derive(Clone, Debug, Serialize)]
 pub struct Password(String);
 
 impl Password {
@@ -81,3 +114,25 @@ impl FromStr for Password {
         Password::new(s)
     }
 }
+
+impl<'de> Deserialize<'de> for Password {
+    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
+        where D: Deserializer<'de>
+    {
+        let s = String::deserialize(deserializer)?;
+        FromStr::from_str(&s).map_err(serde::de::Error::custom)
+    }
+}
+
+#[cfg(feature="axum")]
+#[async_trait]
+impl TryFromChunks for Password {
+    async fn try_from_chunks(
+        chunks: impl Stream<Item = Result<Bytes, TypedMultipartError>> + Send + Sync + Unpin,
+        metadata: FieldMetadata,
+    ) -> Result<Self, TypedMultipartError> {
+        let string = String::try_from_chunks(chunks, metadata).await?;
+        let data = Self::from_str(&string).map_err(|e| TypedMultipartError::Other { source: e.into() })?;
+        Ok(data)
+    }
+}

yunohost-api/src/permissions/ssowat.rs

@@ -5,7 +5,7 @@ use std::collections::HashMap;
 
 use crate::Username;
 
-#[derive(Clone, Debug, Default, Serialize, Deserialize, PartialEq, Eq)]
+#[derive(Clone, Debug, Default, PartialEq, Eq, Serialize, Deserialize)]
 pub struct SSOWatConfig {
     domains: Vec<String>,
     permissions: HashMap<PermissionName, Permission>,
@@ -32,7 +32,7 @@ impl SSOWatConfig {
     }
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq, Hash)]
+#[derive(Clone, Debug, PartialEq, Eq, Hash, Serialize, Deserialize)]
 pub struct Permission {
     auth_header: bool,
     label: String,
@@ -43,7 +43,7 @@ pub struct Permission {
     users: Vec<Username>,
 }
 
-#[derive(Clone, Debug, Default, Serialize, Deserialize, PartialEq, Eq, PartialOrd, Ord, Hash)]
+#[derive(Clone, Debug, Default, PartialEq, Eq, PartialOrd, Ord, Hash, Serialize, Deserialize)]
 pub struct PermissionName {
     #[serde(flatten)]
     name: String,