44 lines
1.3 KiB
Rust
44 lines
1.3 KiB
Rust
use base64;
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use serde::de::DeserializeOwned;
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use serde::ser::Serialize;
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use serde_json::map::Map;
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use serde_json::{from_str, to_string, Value};
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use errors::Result;
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use header::Header;
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/// The return type of a successful call to decode
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#[derive(Debug)]
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pub struct TokenData<T> {
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/// The decoded JWT header
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pub header: Header,
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/// The decoded JWT claims
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pub claims: T,
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}
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/// Serializes to JSON and encodes to base64
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pub fn to_jwt_part<T: Serialize>(input: &T) -> Result<String> {
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let encoded = to_string(input)?;
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Ok(base64::encode_config(encoded.as_bytes(), base64::URL_SAFE_NO_PAD))
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}
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/// Decodes from base64 and deserializes from JSON to a struct
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pub fn from_jwt_part<B: AsRef<str>, T: DeserializeOwned>(encoded: B) -> Result<T> {
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let decoded = base64::decode_config(encoded.as_ref(), base64::URL_SAFE_NO_PAD)?;
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let s = String::from_utf8(decoded)?;
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Ok(from_str(&s)?)
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}
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/// Decodes from base64 and deserializes from JSON to a struct AND a hashmap
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pub fn from_jwt_part_claims<B: AsRef<str>, T: DeserializeOwned>(
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encoded: B,
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) -> Result<(T, Map<String, Value>)> {
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let decoded = base64::decode_config(encoded.as_ref(), base64::URL_SAFE_NO_PAD)?;
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let s = String::from_utf8(decoded)?;
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let claims: T = from_str(&s)?;
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let map: Map<_, _> = from_str(&s)?;
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Ok((claims, map))
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}
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