use crate::PerformCrud;
use actix_web::web::Data;
use lemmy_api_common::{
- blocking,
- check_community_ban,
- get_local_user_view_from_jwt,
- mark_post_as_read,
- post::*,
+ post::{CreatePost, PostResponse},
+ request::fetch_site_data,
+ utils::{
+ blocking,
+ check_community_ban,
+ check_community_deleted_or_removed,
+ get_local_user_view_from_jwt,
+ honeypot_check,
+ mark_post_as_read,
+ },
};
-use lemmy_apub::{generate_apub_endpoint, ApubLikeableType, ApubObjectType, EndpointType};
-use lemmy_db_queries::{source::post::Post_, Crud, Likeable};
-use lemmy_db_schema::source::post::*;
-use lemmy_db_views::post_view::PostView;
+use lemmy_apub::{
+ generate_local_apub_endpoint,
+ objects::post::ApubPost,
+ protocol::activities::{create_or_update::post::CreateOrUpdatePost, CreateOrUpdateType},
+ EndpointType,
+};
+use lemmy_db_schema::{
+ source::{
+ community::Community,
+ language::Language,
+ post::{Post, PostForm, PostLike, PostLikeForm},
+ },
+ traits::{Crud, Likeable},
+ utils::diesel_option_overwrite,
+};
+use lemmy_db_views_actor::structs::CommunityView;
use lemmy_utils::{
- request::fetch_iframely_and_pictrs_data,
+ error::LemmyError,
utils::{check_slurs, check_slurs_opt, clean_url_params, is_valid_post_title},
- ApiError,
ConnectionId,
- LemmyError,
};
-use lemmy_websocket::{messages::SendPost, LemmyContext, UserOperationCrud};
+use lemmy_websocket::{send::send_post_ws_message, LemmyContext, UserOperationCrud};
+use tracing::{warn, Instrument};
+use url::Url;
+use webmention::{Webmention, WebmentionError};
#[async_trait::async_trait(?Send)]
impl PerformCrud for CreatePost {
type Response = PostResponse;
+ #[tracing::instrument(skip(context, websocket_id))]
async fn perform(
&self,
context: &Data<LemmyContext>,
websocket_id: Option<ConnectionId>,
) -> Result<PostResponse, LemmyError> {
let data: &CreatePost = self;
- let local_user_view = get_local_user_view_from_jwt(&data.auth, context.pool()).await?;
+ let local_user_view =
+ get_local_user_view_from_jwt(&data.auth, context.pool(), context.secret()).await?;
- check_slurs(&data.name)?;
- check_slurs_opt(&data.body)?;
+ let slur_regex = &context.settings().slur_regex();
+ check_slurs(&data.name, slur_regex)?;
+ check_slurs_opt(&data.body, slur_regex)?;
+ honeypot_check(&data.honeypot)?;
+
+ let data_url = data.url.as_ref();
+ let url = Some(data_url.map(clean_url_params).map(Into::into)); // TODO no good way to handle a "clear"
+ let body = diesel_option_overwrite(&data.body);
if !is_valid_post_title(&data.name) {
- return Err(ApiError::err("invalid_post_title").into());
+ return Err(LemmyError::from_message("invalid_post_title"));
}
check_community_ban(local_user_view.person.id, data.community_id, context.pool()).await?;
+ check_community_deleted_or_removed(data.community_id, context.pool()).await?;
- // Fetch Iframely and pictrs cached image
- let data_url = data.url.as_ref();
- let (iframely_title, iframely_description, iframely_html, pictrs_thumbnail) =
- fetch_iframely_and_pictrs_data(context.client(), data_url).await;
+ let community_id = data.community_id;
+ let community = blocking(context.pool(), move |conn| {
+ Community::read(conn, community_id)
+ })
+ .await??;
+ if community.posting_restricted_to_mods {
+ let community_id = data.community_id;
+ let is_mod = blocking(context.pool(), move |conn| {
+ CommunityView::is_mod_or_admin(conn, local_user_view.local_user.person_id, community_id)
+ })
+ .await?;
+ if !is_mod {
+ return Err(LemmyError::from_message("only_mods_can_post_in_community"));
+ }
+ }
+
+ // Fetch post links and pictrs cached image
+ let (metadata_res, thumbnail_url) =
+ fetch_site_data(context.client(), context.settings(), data_url).await;
+ let (embed_title, embed_description, embed_video_url) = metadata_res
+ .map(|u| (Some(u.title), Some(u.description), Some(u.embed_video_url)))
+ .unwrap_or_default();
+ let language_id = Some(
+ data.language_id.unwrap_or(
+ blocking(context.pool(), move |conn| {
+ Language::read_undetermined(conn)
+ })
+ .await??,
+ ),
+ );
let post_form = PostForm {
name: data.name.trim().to_owned(),
- url: data_url.map(|u| clean_url_params(u.to_owned()).into()),
- body: data.body.to_owned(),
+ url,
+ body,
community_id: data.community_id,
creator_id: local_user_view.person.id,
nsfw: data.nsfw,
- embed_title: iframely_title,
- embed_description: iframely_description,
- embed_html: iframely_html,
- thumbnail_url: pictrs_thumbnail.map(|u| u.into()),
+ embed_title,
+ embed_description,
+ embed_video_url,
+ language_id,
+ thumbnail_url: Some(thumbnail_url),
..PostForm::default()
};
"couldnt_create_post"
};
- return Err(ApiError::err(err_type).into());
+ return Err(LemmyError::from_error_message(e, err_type));
}
};
let inserted_post_id = inserted_post.id;
+ let protocol_and_hostname = context.settings().get_protocol_and_hostname();
let updated_post = blocking(context.pool(), move |conn| -> Result<Post, LemmyError> {
- let apub_id = generate_apub_endpoint(EndpointType::Post, &inserted_post_id.to_string())?;
+ let apub_id = generate_local_apub_endpoint(
+ EndpointType::Post,
+ &inserted_post_id.to_string(),
+ &protocol_and_hostname,
+ )?;
Ok(Post::update_ap_id(conn, inserted_post_id, apub_id)?)
})
.await?
- .map_err(|_| ApiError::err("couldnt_create_post"))?;
-
- updated_post
- .send_create(&local_user_view.person, context)
- .await?;
+ .map_err(|e| e.with_message("couldnt_create_post"))?;
// They like their own post by default
let person_id = local_user_view.person.id;
score: 1,
};
- let like = move |conn: &'_ _| PostLike::like(conn, &like_form);
- if blocking(context.pool(), like).await?.is_err() {
- return Err(ApiError::err("couldnt_like_post").into());
- }
+ let like = move |conn: &mut _| PostLike::like(conn, &like_form);
+ blocking(context.pool(), like)
+ .await?
+ .map_err(|e| LemmyError::from_error_message(e, "couldnt_like_post"))?;
// Mark the post as read
mark_post_as_read(person_id, post_id, context.pool()).await?;
- updated_post
- .send_like(&local_user_view.person, context)
- .await?;
-
- // Refetch the view
- let inserted_post_id = inserted_post.id;
- let post_view = blocking(context.pool(), move |conn| {
- PostView::read(conn, inserted_post_id, Some(local_user_view.person.id))
- })
- .await?
- .map_err(|_| ApiError::err("couldnt_find_post"))?;
-
- let res = PostResponse { post_view };
+ if let Some(url) = &updated_post.url {
+ let mut webmention =
+ Webmention::new::<Url>(updated_post.ap_id.clone().into(), url.clone().into())?;
+ webmention.set_checked(true);
+ match webmention
+ .send()
+ .instrument(tracing::info_span!("Sending webmention"))
+ .await
+ {
+ Ok(_) => {}
+ Err(WebmentionError::NoEndpointDiscovered(_)) => {}
+ Err(e) => warn!("Failed to send webmention: {}", e),
+ }
+ }
- context.chat_server().do_send(SendPost {
- op: UserOperationCrud::CreatePost,
- post: res.clone(),
+ let apub_post: ApubPost = updated_post.into();
+ CreateOrUpdatePost::send(
+ apub_post.clone(),
+ &local_user_view.person.clone().into(),
+ CreateOrUpdateType::Create,
+ context,
+ )
+ .await?;
+
+ send_post_ws_message(
+ inserted_post.id,
+ UserOperationCrud::CreatePost,
websocket_id,
- });
-
- Ok(res)
+ Some(local_user_view.person.id),
+ context,
+ )
+ .await
}
}