mirror of
https://github.com/LemmyNet/lemmy.git
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136 lines
3.9 KiB
Rust
136 lines
3.9 KiB
Rust
use crate::PerformCrud;
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use actix_web::web::Data;
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use lemmy_api_common::{
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post::{EditPost, PostResponse},
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request::fetch_site_data,
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utils::{
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blocking,
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check_community_ban,
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check_community_deleted_or_removed,
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get_local_user_view_from_jwt,
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},
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};
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use lemmy_apub::protocol::activities::{
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create_or_update::post::CreateOrUpdatePost,
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CreateOrUpdateType,
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};
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use lemmy_db_schema::{
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source::post::{Post, PostForm},
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traits::Crud,
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utils::{diesel_option_overwrite, naive_now},
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};
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use lemmy_utils::{
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error::LemmyError,
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utils::{check_slurs_opt, clean_url_params, is_valid_post_title},
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ConnectionId,
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};
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use lemmy_websocket::{send::send_post_ws_message, LemmyContext, UserOperationCrud};
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#[async_trait::async_trait(?Send)]
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impl PerformCrud for EditPost {
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type Response = PostResponse;
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#[tracing::instrument(skip(context, websocket_id))]
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async fn perform(
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&self,
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context: &Data<LemmyContext>,
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websocket_id: Option<ConnectionId>,
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) -> Result<PostResponse, LemmyError> {
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let data: &EditPost = self;
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let local_user_view =
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get_local_user_view_from_jwt(&data.auth, context.pool(), context.secret()).await?;
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let data_url = data.url.as_ref();
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// TODO No good way to handle a clear.
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// Issue link: https://github.com/LemmyNet/lemmy/issues/2287
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let url = Some(data_url.map(clean_url_params).map(Into::into));
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let body = diesel_option_overwrite(&data.body);
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let slur_regex = &context.settings().slur_regex();
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check_slurs_opt(&data.name, slur_regex)?;
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check_slurs_opt(&data.body, slur_regex)?;
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if let Some(name) = &data.name {
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if !is_valid_post_title(name) {
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return Err(LemmyError::from_message("invalid_post_title"));
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}
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}
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let post_id = data.post_id;
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let orig_post = blocking(context.pool(), move |conn| Post::read(conn, post_id)).await??;
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check_community_ban(
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local_user_view.person.id,
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orig_post.community_id,
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context.pool(),
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)
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.await?;
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check_community_deleted_or_removed(orig_post.community_id, context.pool()).await?;
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// Verify that only the creator can edit
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if !Post::is_post_creator(local_user_view.person.id, orig_post.creator_id) {
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return Err(LemmyError::from_message("no_post_edit_allowed"));
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}
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// Fetch post links and Pictrs cached image
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let data_url = data.url.as_ref();
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let (metadata_res, thumbnail_url) =
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fetch_site_data(context.client(), context.settings(), data_url).await;
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let (embed_title, embed_description, embed_video_url) = metadata_res
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.map(|u| (Some(u.title), Some(u.description), Some(u.embed_video_url)))
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.unwrap_or_default();
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let post_form = PostForm {
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creator_id: orig_post.creator_id.to_owned(),
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community_id: orig_post.community_id,
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name: data.name.to_owned().unwrap_or(orig_post.name),
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url,
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body,
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nsfw: data.nsfw,
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updated: Some(naive_now()),
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embed_title,
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embed_description,
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embed_video_url,
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language_id: data.language_id,
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thumbnail_url: Some(thumbnail_url),
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..PostForm::default()
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};
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let post_id = data.post_id;
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let res = blocking(context.pool(), move |conn| {
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Post::update(conn, post_id, &post_form)
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})
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.await?;
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let updated_post: Post = match res {
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Ok(post) => post,
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Err(e) => {
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let err_type = if e.to_string() == "value too long for type character varying(200)" {
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"post_title_too_long"
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} else {
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"couldnt_update_post"
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};
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return Err(LemmyError::from_error_message(e, err_type));
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}
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};
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// Send apub update
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CreateOrUpdatePost::send(
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updated_post.into(),
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&local_user_view.person.clone().into(),
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CreateOrUpdateType::Update,
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context,
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)
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.await?;
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send_post_ws_message(
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data.post_id,
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UserOperationCrud::EditPost,
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websocket_id,
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Some(local_user_view.person.id),
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context,
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)
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.await
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}
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}
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