impl Deserialize for m.room.canonical_alias

This commit is contained in:
Jimmy Cuadra 2019-08-06 15:19:55 -07:00
parent 35e5ed9491
commit db89aad22c

View File

@ -4,11 +4,12 @@ use std::{convert::TryFrom, str::FromStr};
use js_int::UInt; use js_int::UInt;
use ruma_identifiers::{EventId, RoomAliasId, RoomId, UserId}; use ruma_identifiers::{EventId, RoomAliasId, RoomId, UserId};
use serde::{ser::SerializeStruct, Deserialize, Serialize, Serializer}; use serde::{ser::SerializeStruct, Deserialize, Deserializer, Serialize, Serializer};
use serde_json::Value; use serde_json::Value;
use crate::{ use crate::{
empty_string_as_none, Event, EventType, InnerInvalidEvent, InvalidEvent, RoomEvent, StateEvent, empty_string_as_none, Event, EventResult, EventType, InnerInvalidEvent, InvalidEvent,
RoomEvent, StateEvent,
}; };
/// Informs the room as to which alias is the canonical one. /// Informs the room as to which alias is the canonical one.
@ -49,6 +50,42 @@ pub struct CanonicalAliasEventContent {
pub alias: Option<RoomAliasId>, pub alias: Option<RoomAliasId>,
} }
impl<'de> Deserialize<'de> for EventResult<CanonicalAliasEvent> {
fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
where
D: Deserializer<'de>,
{
let json = serde_json::Value::deserialize(deserializer)?;
let raw: raw::CanonicalAliasEvent = match serde_json::from_value(json.clone()) {
Ok(raw) => raw,
Err(error) => {
return Ok(EventResult::Err(InvalidEvent(
InnerInvalidEvent::Validation {
json,
message: error.to_string(),
},
)));
}
};
Ok(EventResult::Ok(CanonicalAliasEvent {
content: CanonicalAliasEventContent {
alias: raw.content.alias,
},
event_id: raw.event_id,
origin_server_ts: raw.origin_server_ts,
prev_content: raw
.prev_content
.map(|prev| CanonicalAliasEventContent { alias: prev.alias }),
room_id: raw.room_id,
sender: raw.sender,
state_key: raw.state_key,
unsigned: raw.unsigned,
}))
}
}
impl FromStr for CanonicalAliasEvent { impl FromStr for CanonicalAliasEvent {
type Err = InvalidEvent; type Err = InvalidEvent;
@ -146,6 +183,31 @@ impl_state_event!(
EventType::RoomCanonicalAlias EventType::RoomCanonicalAlias
); );
impl<'de> Deserialize<'de> for EventResult<CanonicalAliasEventContent> {
fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
where
D: Deserializer<'de>,
{
let json = serde_json::Value::deserialize(deserializer)?;
let raw: raw::CanonicalAliasEventContent = match serde_json::from_value(json.clone()) {
Ok(raw) => raw,
Err(error) => {
return Ok(EventResult::Err(InvalidEvent(
InnerInvalidEvent::Validation {
json,
message: error.to_string(),
},
)));
}
};
Ok(EventResult::Ok(CanonicalAliasEventContent {
alias: raw.alias,
}))
}
}
impl FromStr for CanonicalAliasEventContent { impl FromStr for CanonicalAliasEventContent {
type Err = InvalidEvent; type Err = InvalidEvent;
@ -232,7 +294,7 @@ mod tests {
use js_int::UInt; use js_int::UInt;
use ruma_identifiers::{EventId, RoomAliasId, UserId}; use ruma_identifiers::{EventId, RoomAliasId, UserId};
use super::{CanonicalAliasEvent, CanonicalAliasEventContent}; use super::{CanonicalAliasEvent, CanonicalAliasEventContent, EventResult};
#[test] #[test]
fn serialization_with_optional_fields_as_none() { fn serialization_with_optional_fields_as_none() {
@ -258,8 +320,11 @@ mod tests {
#[test] #[test]
fn absent_field_as_none() { fn absent_field_as_none() {
assert_eq!( assert_eq!(
r#"{"content":{},"event_id":"$h29iv0s8:example.com","origin_server_ts":1,"sender":"@carl:example.com","state_key":"","type":"m.room.canonical_alias"}"# serde_json::from_str::<EventResult<CanonicalAliasEvent>>(
.parse::<CanonicalAliasEvent>() r#"{"content":{},"event_id":"$h29iv0s8:example.com","origin_server_ts":1,"sender":"@carl:example.com","state_key":"","type":"m.room.canonical_alias"}"#
)
.unwrap()
.into_result()
.unwrap() .unwrap()
.content .content
.alias, .alias,
@ -270,8 +335,11 @@ mod tests {
#[test] #[test]
fn null_field_as_none() { fn null_field_as_none() {
assert_eq!( assert_eq!(
r#"{"content":{"alias":null},"event_id":"$h29iv0s8:example.com","origin_server_ts":1,"sender":"@carl:example.com","state_key":"","type":"m.room.canonical_alias"}"# serde_json::from_str::<EventResult<CanonicalAliasEvent>>(
.parse::<CanonicalAliasEvent>() r#"{"content":{"alias":null},"event_id":"$h29iv0s8:example.com","origin_server_ts":1,"sender":"@carl:example.com","state_key":"","type":"m.room.canonical_alias"}"#
)
.unwrap()
.into_result()
.unwrap() .unwrap()
.content .content
.alias, .alias,
@ -282,8 +350,11 @@ mod tests {
#[test] #[test]
fn empty_field_as_none() { fn empty_field_as_none() {
assert_eq!( assert_eq!(
r#"{"content":{"alias":""},"event_id":"$h29iv0s8:example.com","origin_server_ts":1,"sender":"@carl:example.com","state_key":"","type":"m.room.canonical_alias"}"# serde_json::from_str::<EventResult<CanonicalAliasEvent>>(
.parse::<CanonicalAliasEvent>() r#"{"content":{"alias":""},"event_id":"$h29iv0s8:example.com","origin_server_ts":1,"sender":"@carl:example.com","state_key":"","type":"m.room.canonical_alias"}"#
)
.unwrap()
.into_result()
.unwrap() .unwrap()
.content .content
.alias, .alias,
@ -296,8 +367,11 @@ mod tests {
let alias = Some(RoomAliasId::try_from("#somewhere:localhost").unwrap()); let alias = Some(RoomAliasId::try_from("#somewhere:localhost").unwrap());
assert_eq!( assert_eq!(
r##"{"content":{"alias":"#somewhere:localhost"},"event_id":"$h29iv0s8:example.com","origin_server_ts":1,"sender":"@carl:example.com","state_key":"","type":"m.room.canonical_alias"}"## serde_json::from_str::<EventResult<CanonicalAliasEvent>>(
.parse::<CanonicalAliasEvent>() r##"{"content":{"alias":"#somewhere:localhost"},"event_id":"$h29iv0s8:example.com","origin_server_ts":1,"sender":"@carl:example.com","state_key":"","type":"m.room.canonical_alias"}"##
)
.unwrap()
.into_result()
.unwrap() .unwrap()
.content .content
.alias, .alias,