lemmy/crates/db_views/src/post_report_view.rs

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use crate::structs::PostReportView;
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use diesel::{
dsl::now,
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result::Error,
BoolExpressionMethods,
ExpressionMethods,
JoinOnDsl,
NullableExpressionMethods,
QueryDsl,
};
use diesel_async::RunQueryDsl;
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use lemmy_db_schema::{
aggregates::structs::PostAggregates,
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newtypes::{CommunityId, PersonId, PostReportId},
schema::{
community,
community_moderator,
community_person_ban,
person,
post,
post_aggregates,
post_like,
post_report,
},
source::{
community::{Community, CommunityPersonBan, CommunitySafe},
person::{Person, PersonSafe},
post::Post,
post_report::PostReport,
},
traits::{ToSafe, ViewToVec},
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utils::{get_conn, limit_and_offset, DbPool},
};
use typed_builder::TypedBuilder;
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type PostReportViewTuple = (
PostReport,
Post,
CommunitySafe,
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PersonSafe,
PersonSafe,
Option<CommunityPersonBan>,
Option<i16>,
PostAggregates,
Option<PersonSafe>,
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);
impl PostReportView {
/// returns the PostReportView for the provided report_id
///
/// * `report_id` - the report id to obtain
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pub async fn read(
pool: &DbPool,
report_id: PostReportId,
my_person_id: PersonId,
) -> Result<Self, Error> {
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let conn = &mut get_conn(pool).await?;
let (person_alias_1, person_alias_2) = diesel::alias!(person as person1, person as person2);
let (
post_report,
post,
community,
creator,
post_creator,
creator_banned_from_community,
post_like,
counts,
resolver,
) = post_report::table
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.find(report_id)
.inner_join(post::table)
.inner_join(community::table.on(post::community_id.eq(community::id)))
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.inner_join(person::table.on(post_report::creator_id.eq(person::id)))
.inner_join(person_alias_1.on(post::creator_id.eq(person_alias_1.field(person::id))))
.left_join(
community_person_ban::table.on(
post::community_id
.eq(community_person_ban::community_id)
.and(community_person_ban::person_id.eq(post::creator_id))
.and(
community_person_ban::expires
.is_null()
.or(community_person_ban::expires.gt(now)),
),
),
)
.left_join(
post_like::table.on(
post::id
.eq(post_like::post_id)
.and(post_like::person_id.eq(my_person_id)),
),
)
.inner_join(post_aggregates::table.on(post_report::post_id.eq(post_aggregates::post_id)))
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.left_join(
person_alias_2.on(post_report::resolver_id.eq(person_alias_2.field(person::id).nullable())),
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)
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.select((
post_report::all_columns,
post::all_columns,
Community::safe_columns_tuple(),
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Person::safe_columns_tuple(),
person_alias_1.fields(Person::safe_columns_tuple()),
community_person_ban::all_columns.nullable(),
post_like::score.nullable(),
post_aggregates::all_columns,
person_alias_2.fields(Person::safe_columns_tuple().nullable()),
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))
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.first::<PostReportViewTuple>(conn)
.await?;
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let my_vote = post_like;
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Ok(Self {
post_report,
post,
community,
creator,
post_creator,
creator_banned_from_community: creator_banned_from_community.is_some(),
my_vote,
counts,
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resolver,
})
}
/// returns the current unresolved post report count for the communities you mod
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pub async fn get_report_count(
pool: &DbPool,
my_person_id: PersonId,
admin: bool,
community_id: Option<CommunityId>,
) -> Result<i64, Error> {
use diesel::dsl::count;
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let conn = &mut get_conn(pool).await?;
let mut query = post_report::table
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.inner_join(post::table)
.filter(post_report::resolved.eq(false))
.into_boxed();
if let Some(community_id) = community_id {
query = query.filter(post::community_id.eq(community_id))
}
// If its not an admin, get only the ones you mod
if !admin {
query
.inner_join(
community_moderator::table.on(
community_moderator::community_id
.eq(post::community_id)
.and(community_moderator::person_id.eq(my_person_id)),
),
)
.select(count(post_report::id))
.first::<i64>(conn)
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.await
} else {
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query
.select(count(post_report::id))
.first::<i64>(conn)
.await
}
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}
}
#[derive(TypedBuilder)]
#[builder(field_defaults(default))]
pub struct PostReportQuery<'a> {
#[builder(!default)]
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pool: &'a DbPool,
#[builder(!default)]
my_person_id: PersonId,
#[builder(!default)]
admin: bool,
community_id: Option<CommunityId>,
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page: Option<i64>,
limit: Option<i64>,
unresolved_only: Option<bool>,
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}
impl<'a> PostReportQuery<'a> {
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pub async fn list(self) -> Result<Vec<PostReportView>, Error> {
let conn = &mut get_conn(self.pool).await?;
let (person_alias_1, person_alias_2) = diesel::alias!(person as person1, person as person2);
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let mut query = post_report::table
.inner_join(post::table)
.inner_join(community::table.on(post::community_id.eq(community::id)))
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.inner_join(person::table.on(post_report::creator_id.eq(person::id)))
.inner_join(person_alias_1.on(post::creator_id.eq(person_alias_1.field(person::id))))
.left_join(
community_person_ban::table.on(
post::community_id
.eq(community_person_ban::community_id)
.and(community_person_ban::person_id.eq(post::creator_id))
.and(
community_person_ban::expires
.is_null()
.or(community_person_ban::expires.gt(now)),
),
),
)
.left_join(
post_like::table.on(
post::id
.eq(post_like::post_id)
.and(post_like::person_id.eq(self.my_person_id)),
),
)
.inner_join(post_aggregates::table.on(post_report::post_id.eq(post_aggregates::post_id)))
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.left_join(
person_alias_2.on(post_report::resolver_id.eq(person_alias_2.field(person::id).nullable())),
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)
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.select((
post_report::all_columns,
post::all_columns,
Community::safe_columns_tuple(),
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Person::safe_columns_tuple(),
person_alias_1.fields(Person::safe_columns_tuple()),
community_person_ban::all_columns.nullable(),
post_like::score.nullable(),
post_aggregates::all_columns,
person_alias_2
.fields(Person::safe_columns_tuple())
.nullable(),
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))
.into_boxed();
if let Some(community_id) = self.community_id {
query = query.filter(post::community_id.eq(community_id));
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}
if self.unresolved_only.unwrap_or(true) {
query = query.filter(post_report::resolved.eq(false));
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}
let (limit, offset) = limit_and_offset(self.page, self.limit)?;
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query = query
.order_by(post_report::published.desc())
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.limit(limit)
.offset(offset);
// If its not an admin, get only the ones you mod
let res = if !self.admin {
query
.inner_join(
community_moderator::table.on(
community_moderator::community_id
.eq(post::community_id)
.and(community_moderator::person_id.eq(self.my_person_id)),
),
)
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.load::<PostReportViewTuple>(conn)
.await?
} else {
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query.load::<PostReportViewTuple>(conn).await?
};
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Ok(PostReportView::from_tuple_to_vec(res))
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}
}
impl ViewToVec for PostReportView {
type DbTuple = PostReportViewTuple;
fn from_tuple_to_vec(items: Vec<Self::DbTuple>) -> Vec<Self> {
items
.into_iter()
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.map(|a| Self {
post_report: a.0,
post: a.1,
community: a.2,
creator: a.3,
post_creator: a.4,
creator_banned_from_community: a.5.is_some(),
my_vote: a.6,
counts: a.7,
resolver: a.8,
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})
.collect::<Vec<Self>>()
}
}
#[cfg(test)]
mod tests {
use crate::post_report_view::{PostReportQuery, PostReportView};
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use lemmy_db_schema::{
aggregates::structs::PostAggregates,
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source::{
community::{
Community,
CommunityInsertForm,
CommunityModerator,
CommunityModeratorForm,
CommunitySafe,
},
instance::Instance,
person::{Person, PersonInsertForm, PersonSafe},
post::{Post, PostInsertForm},
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post_report::{PostReport, PostReportForm},
},
traits::{Crud, Joinable, Reportable},
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utils::build_db_pool_for_tests,
};
use serial_test::serial;
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#[tokio::test]
#[serial]
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async fn test_crud() {
let pool = &build_db_pool_for_tests().await;
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let inserted_instance = Instance::create(pool, "my_domain.tld").await.unwrap();
let new_person = PersonInsertForm::builder()
.name("timmy_prv".into())
.public_key("pubkey".to_string())
.instance_id(inserted_instance.id)
.build();
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let inserted_timmy = Person::create(pool, &new_person).await.unwrap();
let new_person_2 = PersonInsertForm::builder()
.name("sara_prv".into())
.public_key("pubkey".to_string())
.instance_id(inserted_instance.id)
.build();
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let inserted_sara = Person::create(pool, &new_person_2).await.unwrap();
// Add a third person, since new ppl can only report something once.
let new_person_3 = PersonInsertForm::builder()
.name("jessica_prv".into())
.public_key("pubkey".to_string())
.instance_id(inserted_instance.id)
.build();
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let inserted_jessica = Person::create(pool, &new_person_3).await.unwrap();
let new_community = CommunityInsertForm::builder()
.name("test community prv".to_string())
.title("nada".to_owned())
.public_key("pubkey".to_string())
.instance_id(inserted_instance.id)
.build();
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let inserted_community = Community::create(pool, &new_community).await.unwrap();
// Make timmy a mod
let timmy_moderator_form = CommunityModeratorForm {
community_id: inserted_community.id,
person_id: inserted_timmy.id,
};
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let _inserted_moderator = CommunityModerator::join(pool, &timmy_moderator_form)
.await
.unwrap();
let new_post = PostInsertForm::builder()
.name("A test post crv".into())
.creator_id(inserted_timmy.id)
.community_id(inserted_community.id)
.build();
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let inserted_post = Post::create(pool, &new_post).await.unwrap();
// sara reports
let sara_report_form = PostReportForm {
creator_id: inserted_sara.id,
post_id: inserted_post.id,
original_post_name: "Orig post".into(),
original_post_url: None,
original_post_body: None,
reason: "from sara".into(),
};
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let inserted_sara_report = PostReport::report(pool, &sara_report_form).await.unwrap();
// jessica reports
let jessica_report_form = PostReportForm {
creator_id: inserted_jessica.id,
post_id: inserted_post.id,
original_post_name: "Orig post".into(),
original_post_url: None,
original_post_body: None,
reason: "from jessica".into(),
};
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let inserted_jessica_report = PostReport::report(pool, &jessica_report_form)
.await
.unwrap();
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let agg = PostAggregates::read(pool, inserted_post.id).await.unwrap();
let read_jessica_report_view =
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PostReportView::read(pool, inserted_jessica_report.id, inserted_timmy.id)
.await
.unwrap();
let expected_jessica_report_view = PostReportView {
post_report: inserted_jessica_report.clone(),
post: inserted_post.clone(),
community: CommunitySafe {
id: inserted_community.id,
name: inserted_community.name,
icon: None,
removed: false,
deleted: false,
nsfw: false,
actor_id: inserted_community.actor_id.clone(),
local: true,
title: inserted_community.title,
description: None,
updated: None,
banner: None,
hidden: false,
posting_restricted_to_mods: false,
published: inserted_community.published,
instance_id: inserted_instance.id,
},
creator: PersonSafe {
id: inserted_jessica.id,
name: inserted_jessica.name,
display_name: None,
published: inserted_jessica.published,
avatar: None,
actor_id: inserted_jessica.actor_id.clone(),
local: true,
banned: false,
deleted: false,
admin: false,
bot_account: false,
bio: None,
banner: None,
updated: None,
inbox_url: inserted_jessica.inbox_url.clone(),
shared_inbox_url: None,
matrix_user_id: None,
ban_expires: None,
instance_id: inserted_instance.id,
},
post_creator: PersonSafe {
id: inserted_timmy.id,
name: inserted_timmy.name.clone(),
display_name: None,
published: inserted_timmy.published,
avatar: None,
actor_id: inserted_timmy.actor_id.clone(),
local: true,
banned: false,
deleted: false,
admin: false,
bot_account: false,
bio: None,
banner: None,
updated: None,
inbox_url: inserted_timmy.inbox_url.clone(),
shared_inbox_url: None,
matrix_user_id: None,
ban_expires: None,
instance_id: inserted_instance.id,
},
creator_banned_from_community: false,
my_vote: None,
counts: PostAggregates {
id: agg.id,
post_id: inserted_post.id,
comments: 0,
score: 0,
upvotes: 0,
downvotes: 0,
published: agg.published,
newest_comment_time_necro: inserted_post.published,
newest_comment_time: inserted_post.published,
featured_community: false,
featured_local: false,
},
resolver: None,
};
assert_eq!(read_jessica_report_view, expected_jessica_report_view);
let mut expected_sara_report_view = expected_jessica_report_view.clone();
expected_sara_report_view.post_report = inserted_sara_report;
expected_sara_report_view.my_vote = None;
expected_sara_report_view.creator = PersonSafe {
id: inserted_sara.id,
name: inserted_sara.name,
display_name: None,
published: inserted_sara.published,
avatar: None,
actor_id: inserted_sara.actor_id.clone(),
local: true,
banned: false,
deleted: false,
admin: false,
bot_account: false,
bio: None,
banner: None,
updated: None,
inbox_url: inserted_sara.inbox_url.clone(),
shared_inbox_url: None,
matrix_user_id: None,
ban_expires: None,
instance_id: inserted_instance.id,
};
// Do a batch read of timmys reports
let reports = PostReportQuery::builder()
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.pool(pool)
.my_person_id(inserted_timmy.id)
.admin(false)
.build()
.list()
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.await
.unwrap();
assert_eq!(
reports,
[
expected_jessica_report_view.clone(),
expected_sara_report_view.clone()
]
);
// Make sure the counts are correct
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let report_count = PostReportView::get_report_count(pool, inserted_timmy.id, false, None)
.await
.unwrap();
assert_eq!(2, report_count);
// Try to resolve the report
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PostReport::resolve(pool, inserted_jessica_report.id, inserted_timmy.id)
.await
.unwrap();
let read_jessica_report_view_after_resolve =
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PostReportView::read(pool, inserted_jessica_report.id, inserted_timmy.id)
.await
.unwrap();
let mut expected_jessica_report_view_after_resolve = expected_jessica_report_view;
expected_jessica_report_view_after_resolve
.post_report
.resolved = true;
expected_jessica_report_view_after_resolve
.post_report
.resolver_id = Some(inserted_timmy.id);
expected_jessica_report_view_after_resolve
.post_report
.updated = read_jessica_report_view_after_resolve.post_report.updated;
expected_jessica_report_view_after_resolve.resolver = Some(PersonSafe {
id: inserted_timmy.id,
name: inserted_timmy.name.clone(),
display_name: None,
published: inserted_timmy.published,
avatar: None,
actor_id: inserted_timmy.actor_id.clone(),
local: true,
banned: false,
deleted: false,
admin: false,
bot_account: false,
bio: None,
banner: None,
updated: None,
inbox_url: inserted_timmy.inbox_url.clone(),
shared_inbox_url: None,
matrix_user_id: None,
ban_expires: None,
instance_id: inserted_instance.id,
});
assert_eq!(
read_jessica_report_view_after_resolve,
expected_jessica_report_view_after_resolve
);
// Do a batch read of timmys reports
// It should only show saras, which is unresolved
let reports_after_resolve = PostReportQuery::builder()
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.pool(pool)
.my_person_id(inserted_timmy.id)
.admin(false)
.build()
.list()
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.await
.unwrap();
assert_eq!(reports_after_resolve[0], expected_sara_report_view);
// Make sure the counts are correct
let report_count_after_resolved =
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PostReportView::get_report_count(pool, inserted_timmy.id, false, None)
.await
.unwrap();
assert_eq!(1, report_count_after_resolved);
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Person::delete(pool, inserted_timmy.id).await.unwrap();
Person::delete(pool, inserted_sara.id).await.unwrap();
Person::delete(pool, inserted_jessica.id).await.unwrap();
Community::delete(pool, inserted_community.id)
.await
.unwrap();
Instance::delete(pool, inserted_instance.id).await.unwrap();
}
}