lemmy/crates/api/src/site/search.rs

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use crate::Perform;
use actix_web::web::Data;
use lemmy_api_common::{
site::{Search, SearchResponse},
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utils::{check_private_instance, get_local_user_view_from_jwt_opt},
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};
use lemmy_apub::{fetcher::resolve_actor_identifier, objects::community::ApubCommunity};
use lemmy_db_schema::{
source::{community::Community, local_site::LocalSite},
traits::DeleteableOrRemoveable,
utils::post_to_comment_sort_type,
SearchType,
};
use lemmy_db_views::{comment_view::CommentQuery, post_view::PostQuery};
use lemmy_db_views_actor::{community_view::CommunityQuery, person_view::PersonQuery};
use lemmy_utils::{error::LemmyError, ConnectionId};
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use lemmy_websocket::LemmyContext;
#[async_trait::async_trait(?Send)]
impl Perform for Search {
type Response = SearchResponse;
#[tracing::instrument(skip(context, _websocket_id))]
async fn perform(
&self,
context: &Data<LemmyContext>,
_websocket_id: Option<ConnectionId>,
) -> Result<SearchResponse, LemmyError> {
let data: &Search = self;
let local_user_view =
get_local_user_view_from_jwt_opt(data.auth.as_ref(), context.pool(), context.secret())
.await?;
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let local_site = LocalSite::read(context.pool()).await?;
check_private_instance(&local_user_view, &local_site)?;
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let person_id = local_user_view.as_ref().map(|u| u.person.id);
let local_user = local_user_view.map(|l| l.local_user);
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let mut posts = Vec::new();
let mut comments = Vec::new();
let mut communities = Vec::new();
let mut users = Vec::new();
// TODO no clean / non-nsfw searching rn
let q = data.q.to_owned();
let page = data.page;
let limit = data.limit;
let sort = data.sort;
let listing_type = data.listing_type;
let search_type = data.type_.unwrap_or(SearchType::All);
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let community_id = data.community_id;
let community_actor_id = if let Some(name) = &data.community_name {
resolve_actor_identifier::<ApubCommunity, Community>(name, context, false)
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.await
.ok()
.map(|c| c.actor_id)
} else {
None
};
let creator_id = data.creator_id;
match search_type {
SearchType::Posts => {
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posts = PostQuery::builder()
.pool(context.pool())
.sort(sort)
.listing_type(listing_type)
.community_id(community_id)
.community_actor_id(community_actor_id)
.creator_id(creator_id)
.local_user(local_user.as_ref())
.search_term(Some(q))
.page(page)
.limit(limit)
.build()
.list()
.await?;
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}
SearchType::Comments => {
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comments = CommentQuery::builder()
.pool(context.pool())
.sort(sort.map(post_to_comment_sort_type))
.listing_type(listing_type)
.search_term(Some(q))
.community_id(community_id)
.community_actor_id(community_actor_id)
.creator_id(creator_id)
.local_user(local_user.as_ref())
.page(page)
.limit(limit)
.build()
.list()
.await?;
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}
SearchType::Communities => {
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communities = CommunityQuery::builder()
.pool(context.pool())
.sort(sort)
.listing_type(listing_type)
.search_term(Some(q))
.local_user(local_user.as_ref())
.page(page)
.limit(limit)
.build()
.list()
.await?;
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}
SearchType::Users => {
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users = PersonQuery::builder()
.pool(context.pool())
.sort(sort)
.search_term(Some(q))
.page(page)
.limit(limit)
.build()
.list()
.await?;
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}
SearchType::All => {
// If the community or creator is included, dont search communities or users
let community_or_creator_included =
data.community_id.is_some() || data.community_name.is_some() || data.creator_id.is_some();
let community_actor_id_2 = community_actor_id.to_owned();
let local_user_ = local_user.clone();
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posts = PostQuery::builder()
.pool(context.pool())
.sort(sort)
.listing_type(listing_type)
.community_id(community_id)
.community_actor_id(community_actor_id_2)
.creator_id(creator_id)
.local_user(local_user_.as_ref())
.search_term(Some(q))
.page(page)
.limit(limit)
.build()
.list()
.await?;
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let q = data.q.to_owned();
let community_actor_id = community_actor_id.to_owned();
let local_user_ = local_user.clone();
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comments = CommentQuery::builder()
.pool(context.pool())
.sort(sort.map(post_to_comment_sort_type))
.listing_type(listing_type)
.search_term(Some(q))
.community_id(community_id)
.community_actor_id(community_actor_id)
.creator_id(creator_id)
.local_user(local_user_.as_ref())
.page(page)
.limit(limit)
.build()
.list()
.await?;
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let q = data.q.to_owned();
communities = if community_or_creator_included {
vec![]
} else {
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CommunityQuery::builder()
.pool(context.pool())
.sort(sort)
.listing_type(listing_type)
.search_term(Some(q))
.local_user(local_user.as_ref())
.page(page)
.limit(limit)
.build()
.list()
.await?
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};
let q = data.q.to_owned();
users = if community_or_creator_included {
vec![]
} else {
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PersonQuery::builder()
.pool(context.pool())
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.sort(sort)
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.search_term(Some(q))
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.page(page)
.limit(limit)
.build()
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.list()
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.await?
};
}
SearchType::Url => {
posts = PostQuery::builder()
.pool(context.pool())
.sort(sort)
.listing_type(listing_type)
.community_id(community_id)
.community_actor_id(community_actor_id)
.creator_id(creator_id)
.url_search(Some(q))
.page(page)
.limit(limit)
.build()
.list()
.await?;
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}
};
// Blank out deleted or removed info for non logged in users
if person_id.is_none() {
for cv in communities
.iter_mut()
.filter(|cv| cv.community.deleted || cv.community.removed)
{
cv.community = cv.to_owned().community.blank_out_deleted_or_removed_info();
}
for pv in posts
.iter_mut()
.filter(|p| p.post.deleted || p.post.removed)
{
pv.post = pv.to_owned().post.blank_out_deleted_or_removed_info();
}
for cv in comments
.iter_mut()
.filter(|cv| cv.comment.deleted || cv.comment.removed)
{
cv.comment = cv.to_owned().comment.blank_out_deleted_or_removed_info();
}
}
// Return the jwt
Ok(SearchResponse {
type_: search_type.to_string(),
comments,
posts,
communities,
users,
})
}
}