lemmy/crates/api/src/lib.rs

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use actix_web::{web, web::Data};
use captcha::Captcha;
use lemmy_api_common::{comment::*, community::*, person::*, post::*, site::*, websocket::*};
use lemmy_utils::{ConnectionId, LemmyError};
use lemmy_websocket::{serialize_websocket_message, LemmyContext, UserOperation};
use serde::Deserialize;
mod comment;
mod comment_report;
mod community;
mod local_user;
mod post;
mod post_report;
mod private_message;
mod site;
mod websocket;
#[async_trait::async_trait(?Send)]
pub trait Perform {
type Response: serde::ser::Serialize + Send;
async fn perform(
&self,
context: &Data<LemmyContext>,
websocket_id: Option<ConnectionId>,
) -> Result<Self::Response, LemmyError>;
}
pub async fn match_websocket_operation(
context: LemmyContext,
id: ConnectionId,
op: UserOperation,
data: &str,
) -> Result<String, LemmyError> {
match op {
// User ops
UserOperation::Login => do_websocket_operation::<Login>(context, id, op, data).await,
UserOperation::GetCaptcha => do_websocket_operation::<GetCaptcha>(context, id, op, data).await,
UserOperation::GetReplies => do_websocket_operation::<GetReplies>(context, id, op, data).await,
UserOperation::AddAdmin => do_websocket_operation::<AddAdmin>(context, id, op, data).await,
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UserOperation::BanPerson => do_websocket_operation::<BanPerson>(context, id, op, data).await,
UserOperation::BlockPerson => {
do_websocket_operation::<BlockPerson>(context, id, op, data).await
}
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UserOperation::GetPersonMentions => {
do_websocket_operation::<GetPersonMentions>(context, id, op, data).await
}
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UserOperation::MarkPersonMentionAsRead => {
do_websocket_operation::<MarkPersonMentionAsRead>(context, id, op, data).await
}
UserOperation::MarkAllAsRead => {
do_websocket_operation::<MarkAllAsRead>(context, id, op, data).await
}
UserOperation::PasswordReset => {
do_websocket_operation::<PasswordReset>(context, id, op, data).await
}
UserOperation::PasswordChange => {
do_websocket_operation::<PasswordChange>(context, id, op, data).await
}
UserOperation::UserJoin => do_websocket_operation::<UserJoin>(context, id, op, data).await,
UserOperation::PostJoin => do_websocket_operation::<PostJoin>(context, id, op, data).await,
UserOperation::CommunityJoin => {
do_websocket_operation::<CommunityJoin>(context, id, op, data).await
}
UserOperation::ModJoin => do_websocket_operation::<ModJoin>(context, id, op, data).await,
UserOperation::SaveUserSettings => {
do_websocket_operation::<SaveUserSettings>(context, id, op, data).await
}
UserOperation::ChangePassword => {
do_websocket_operation::<ChangePassword>(context, id, op, data).await
}
UserOperation::GetReportCount => {
do_websocket_operation::<GetReportCount>(context, id, op, data).await
}
// Private Message ops
UserOperation::MarkPrivateMessageAsRead => {
do_websocket_operation::<MarkPrivateMessageAsRead>(context, id, op, data).await
}
// Site ops
UserOperation::GetModlog => do_websocket_operation::<GetModlog>(context, id, op, data).await,
UserOperation::GetSiteConfig => {
do_websocket_operation::<GetSiteConfig>(context, id, op, data).await
}
UserOperation::SaveSiteConfig => {
do_websocket_operation::<SaveSiteConfig>(context, id, op, data).await
}
UserOperation::Search => do_websocket_operation::<Search>(context, id, op, data).await,
UserOperation::TransferCommunity => {
do_websocket_operation::<TransferCommunity>(context, id, op, data).await
}
UserOperation::TransferSite => {
do_websocket_operation::<TransferSite>(context, id, op, data).await
}
// Community ops
UserOperation::FollowCommunity => {
do_websocket_operation::<FollowCommunity>(context, id, op, data).await
}
UserOperation::BlockCommunity => {
do_websocket_operation::<BlockCommunity>(context, id, op, data).await
}
UserOperation::BanFromCommunity => {
do_websocket_operation::<BanFromCommunity>(context, id, op, data).await
}
UserOperation::AddModToCommunity => {
do_websocket_operation::<AddModToCommunity>(context, id, op, data).await
}
// Post ops
UserOperation::LockPost => do_websocket_operation::<LockPost>(context, id, op, data).await,
UserOperation::StickyPost => do_websocket_operation::<StickyPost>(context, id, op, data).await,
UserOperation::CreatePostLike => {
do_websocket_operation::<CreatePostLike>(context, id, op, data).await
}
UserOperation::SavePost => do_websocket_operation::<SavePost>(context, id, op, data).await,
UserOperation::CreatePostReport => {
do_websocket_operation::<CreatePostReport>(context, id, op, data).await
}
UserOperation::ListPostReports => {
do_websocket_operation::<ListPostReports>(context, id, op, data).await
}
UserOperation::ResolvePostReport => {
do_websocket_operation::<ResolvePostReport>(context, id, op, data).await
}
UserOperation::GetSiteMetadata => {
do_websocket_operation::<GetSiteMetadata>(context, id, op, data).await
}
// Comment ops
UserOperation::MarkCommentAsRead => {
do_websocket_operation::<MarkCommentAsRead>(context, id, op, data).await
}
UserOperation::SaveComment => {
do_websocket_operation::<SaveComment>(context, id, op, data).await
}
UserOperation::CreateCommentLike => {
do_websocket_operation::<CreateCommentLike>(context, id, op, data).await
}
UserOperation::CreateCommentReport => {
do_websocket_operation::<CreateCommentReport>(context, id, op, data).await
}
UserOperation::ListCommentReports => {
do_websocket_operation::<ListCommentReports>(context, id, op, data).await
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}
UserOperation::ResolveCommentReport => {
do_websocket_operation::<ResolveCommentReport>(context, id, op, data).await
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}
}
}
async fn do_websocket_operation<'a, 'b, Data>(
context: LemmyContext,
id: ConnectionId,
op: UserOperation,
data: &str,
) -> Result<String, LemmyError>
where
for<'de> Data: Deserialize<'de> + 'a,
Data: Perform,
{
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let parsed_data: Data = serde_json::from_str(data)?;
let res = parsed_data
.perform(&web::Data::new(context), Some(id))
.await?;
serialize_websocket_message(&op, &res)
}
/// Converts the captcha to a base64 encoded wav audio file
pub(crate) fn captcha_as_wav_base64(captcha: &Captcha) -> String {
let letters = captcha.as_wav();
let mut concat_letters: Vec<u8> = Vec::new();
for letter in letters {
let bytes = letter.unwrap_or_default();
concat_letters.extend(bytes);
}
// Convert to base64
base64::encode(concat_letters)
}
#[cfg(test)]
mod tests {
use lemmy_api_common::check_validator_time;
use lemmy_db_queries::{establish_unpooled_connection, source::local_user::LocalUser_, Crud};
use lemmy_db_schema::source::{
local_user::{LocalUser, LocalUserForm},
person::{Person, PersonForm},
};
use lemmy_utils::claims::Claims;
#[test]
fn test_should_not_validate_user_token_after_password_change() {
let conn = establish_unpooled_connection();
let new_person = PersonForm {
name: "Gerry9812".into(),
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..PersonForm::default()
};
let inserted_person = Person::create(&conn, &new_person).unwrap();
let local_user_form = LocalUserForm {
person_id: inserted_person.id,
password_encrypted: "123456".to_string(),
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..LocalUserForm::default()
};
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let inserted_local_user = LocalUser::create(&conn, &local_user_form).unwrap();
let jwt = Claims::jwt(inserted_local_user.id.0).unwrap();
let claims = Claims::decode(&jwt).unwrap().claims;
let check = check_validator_time(&inserted_local_user.validator_time, &claims);
assert!(check.is_ok());
// The check should fail, since the validator time is now newer than the jwt issue time
let updated_local_user =
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LocalUser::update_password(&conn, inserted_local_user.id, "password111").unwrap();
let check_after = check_validator_time(&updated_local_user.validator_time, &claims);
assert!(check_after.is_err());
let num_deleted = Person::delete(&conn, inserted_person.id).unwrap();
assert_eq!(1, num_deleted);
}
}