Move all entities to their own folder.

This commit is contained in:
Paul Makles
2020-12-28 15:21:11 +00:00
parent b33f19a3c2
commit 6253a91276
13 changed files with 135 additions and 1352 deletions

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@@ -1,217 +0,0 @@
use super::get_collection;
use lru::LruCache;
use mongodb::bson::{doc, from_bson, Bson};
use rocket::http::RawStr;
use rocket::request::FromParam;
use rocket_contrib::json::JsonValue;
use serde::{Deserialize, Serialize};
use std::sync::{Arc, Mutex};
use rocket::futures::StreamExt;
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct LastMessage {
// message id
id: String,
// author's id
user_id: String,
// truncated content with author's name prepended (for GDM / GUILD)
short_content: String,
}
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct Channel {
#[serde(rename = "_id")]
pub id: String,
#[serde(rename = "type")]
pub channel_type: u8,
// DM: whether the DM is active
pub active: Option<bool>,
// DM + GDM: last message in channel
pub last_message: Option<LastMessage>,
// DM + GDM: recipients for channel
pub recipients: Option<Vec<String>>,
// GDM: owner of group
pub owner: Option<String>,
// GUILD: channel parent
pub guild: Option<String>,
// GUILD + GDM: channel name
pub name: Option<String>,
// GUILD + GDM: channel description
pub description: Option<String>,
}
impl Channel {
pub fn serialise(self) -> JsonValue {
match self.channel_type {
0 => json!({
"id": self.id,
"type": self.channel_type,
"last_message": self.last_message,
"recipients": self.recipients,
}),
1 => json!({
"id": self.id,
"type": self.channel_type,
"last_message": self.last_message,
"recipients": self.recipients,
"name": self.name,
"owner": self.owner,
"description": self.description,
}),
2 => json!({
"id": self.id,
"type": self.channel_type,
"guild": self.guild,
"name": self.name,
"description": self.description,
}),
_ => unreachable!(),
}
}
}
lazy_static! {
static ref CACHE: Arc<Mutex<LruCache<String, Channel>>> =
Arc::new(Mutex::new(LruCache::new(4_000_000)));
}
pub async fn fetch_channel(id: &str) -> Result<Option<Channel>, String> {
{
if let Ok(mut cache) = CACHE.lock() {
let existing = cache.get(&id.to_string());
if let Some(channel) = existing {
return Ok(Some((*channel).clone()));
}
} else {
return Err("Failed to lock cache.".to_string());
}
}
let col = get_collection("channels");
if let Ok(result) = col.find_one(doc! { "_id": id }, None).await {
if let Some(doc) = result {
if let Ok(channel) = from_bson(Bson::Document(doc)) as Result<Channel, _> {
let mut cache = CACHE.lock().unwrap();
cache.put(id.to_string(), channel.clone());
Ok(Some(channel))
} else {
Err("Failed to deserialize channel!".to_string())
}
} else {
Ok(None)
}
} else {
Err("Failed to fetch channel from database.".to_string())
}
}
pub async fn fetch_channels(ids: &Vec<String>) -> Result<Vec<Channel>, String> {
let mut missing = vec![];
let mut channels = vec![];
{
if let Ok(mut cache) = CACHE.lock() {
for id in ids {
let existing = cache.get(id);
if let Some(channel) = existing {
channels.push((*channel).clone());
} else {
missing.push(id);
}
}
} else {
return Err("Failed to lock cache.".to_string());
}
}
if missing.len() == 0 {
return Ok(channels);
}
let col = get_collection("channels");
if let Ok(mut result) = col.find(doc! { "_id": { "$in": missing } }, None).await {
while let Some(item) = result.next().await {
let mut cache = CACHE.lock().unwrap();
if let Ok(doc) = item {
if let Ok(channel) = from_bson(Bson::Document(doc)) as Result<Channel, _> {
cache.put(channel.id.clone(), channel.clone());
channels.push(channel);
} else {
return Err("Failed to deserialize channel!".to_string());
}
} else {
return Err("Failed to fetch channel.".to_string());
}
}
Ok(channels)
} else {
Err("Failed to fetch channel from database.".to_string())
}
}
impl<'r> FromParam<'r> for Channel {
type Error = &'r RawStr;
fn from_param(param: &'r RawStr) -> Result<Self, Self::Error> {
Err(param)
/*if let Ok(result) = fetch_channel(param).await {
if let Some(channel) = result {
Ok(channel)
} else {
Err(param)
}
} else {
Err(param)
}*/
}
}
/*use crate::notifications::events::Notification;
pub fn process_event(event: &Notification) {
match event {
Notification::group_user_join(ev) => {
let mut cache = CACHE.lock().unwrap();
if let Some(channel) = cache.peek_mut(&ev.id) {
channel.recipients.as_mut().unwrap().push(ev.user.clone());
}
}
Notification::group_user_leave(ev) => {
let mut cache = CACHE.lock().unwrap();
if let Some(channel) = cache.peek_mut(&ev.id) {
let recipients = channel.recipients.as_mut().unwrap();
if let Some(pos) = recipients.iter().position(|x| *x == ev.user) {
recipients.remove(pos);
}
}
}
Notification::guild_channel_create(ev) => {
let mut cache = CACHE.lock().unwrap();
cache.put(
ev.id.clone(),
Channel {
id: ev.channel.clone(),
channel_type: 2,
active: None,
last_message: None,
recipients: None,
owner: None,
guild: Some(ev.id.clone()),
name: Some(ev.name.clone()),
description: Some(ev.description.clone()),
},
);
}
Notification::guild_channel_delete(ev) => {
let mut cache = CACHE.lock().unwrap();
cache.pop(&ev.channel);
}
_ => {}
}
}*/

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@@ -0,0 +1,31 @@
use serde::{Deserialize, Serialize};
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct LastMessage {
id: String,
user_id: String,
short_content: String,
}
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct Channel {
#[serde(rename = "_id")]
pub id: String,
#[serde(rename = "type")]
pub channel_type: u8,
// DM: whether the DM is active
pub active: Option<bool>,
// DM + GDM: last message in channel
pub last_message: Option<LastMessage>,
// DM + GDM: recipients for channel
pub recipients: Option<Vec<String>>,
// GDM: owner of group
pub owner: Option<String>,
// GUILD: channel parent
pub guild: Option<String>,
// GUILD + GDM: channel name
pub name: Option<String>,
// GUILD + GDM: channel description
pub description: Option<String>,
}

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@@ -0,0 +1,43 @@
use serde::{Deserialize, Serialize};
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct MemberCompositeKey {
pub guild: String,
pub user: String,
}
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct Member {
#[serde(rename = "_id")]
pub id: MemberCompositeKey,
pub nickname: Option<String>,
}
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct Invite {
pub code: String,
pub creator: String,
pub channel: String,
}
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct Ban {
pub id: String,
pub reason: String,
}
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct Guild {
#[serde(rename = "_id")]
pub id: String,
// pub nonce: String, used internally
pub name: String,
pub description: String,
pub owner: String,
pub channels: Vec<String>,
pub invites: Vec<Invite>,
pub bans: Vec<Ban>,
pub default_permissions: u32,
}

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@@ -0,0 +1,22 @@
use mongodb::bson::DateTime;
use serde::{Deserialize, Serialize};
#[derive(Serialize, Deserialize, Debug)]
pub struct PreviousEntry {
pub content: String,
pub time: DateTime,
}
#[derive(Serialize, Deserialize, Debug)]
pub struct Message {
#[serde(rename = "_id")]
pub id: String,
pub nonce: Option<String>,
pub channel: String,
pub author: String,
pub content: String,
pub edited: Option<DateTime>,
pub previous_content: Vec<PreviousEntry>,
}

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@@ -0,0 +1,4 @@
pub mod channel;
pub mod message;
pub mod guild;
pub mod user;

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@@ -0,0 +1,15 @@
use serde::{Deserialize, Serialize};
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct Relationship {
pub id: String,
pub status: u8,
}
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct User {
#[serde(rename = "_id")]
pub id: String,
pub username: Option<String>,
pub relations: Option<Vec<Relationship>>,
}

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@@ -0,0 +1,19 @@
/**
// ! FIXME
impl<'r> FromParam<'r> for User {
type Error = &'r RawStr;
fn from_param(param: &'r RawStr) -> Result<Self, Self::Error> {
Err(param)
/*if let Ok(result) = fetch_channel(param).await {
if let Some(channel) = result {
Ok(channel)
} else {
Err(param)
}
} else {
Err(param)
}*/
}
}
*/

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@@ -1,341 +0,0 @@
use super::channel::fetch_channels;
use super::get_collection;
use lru::LruCache;
use rocket::futures::StreamExt;
use mongodb::bson::{doc, from_bson, Bson};
use rocket::http::RawStr;
use rocket::request::FromParam;
use rocket_contrib::json::JsonValue;
use serde::{Deserialize, Serialize};
use std::sync::{Arc, Mutex};
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct MemberRef {
pub guild: String,
pub user: String,
}
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct Member {
#[serde(rename = "_id")]
pub id: MemberRef,
pub nickname: Option<String>,
}
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct Invite {
pub code: String,
pub creator: String,
pub channel: String,
}
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct Ban {
pub id: String,
pub reason: String,
}
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct Guild {
#[serde(rename = "_id")]
pub id: String,
// pub nonce: String, used internally
pub name: String,
pub description: String,
pub owner: String,
pub channels: Vec<String>,
pub invites: Vec<Invite>,
pub bans: Vec<Ban>,
pub default_permissions: u32,
}
impl Guild {
pub fn serialise(self) -> JsonValue {
json!({
"id": self.id,
"name": self.name,
"description": self.description,
"owner": self.owner
})
}
pub async fn fetch_channels(&self) -> Result<Vec<super::channel::Channel>, String> {
super::channel::fetch_channels(&self.channels).await
}
pub async fn seralise_with_channels(self) -> Result<JsonValue, String> {
let channels = self
.fetch_channels()
.await?
.into_iter()
.map(|x| x.serialise())
.collect();
let mut value = self.serialise();
value
.as_object_mut()
.unwrap()
.insert("channels".to_string(), channels);
Ok(value)
}
}
#[derive(Hash, Eq, PartialEq)]
pub struct MemberKey(pub String, pub String);
lazy_static! {
static ref CACHE: Arc<Mutex<LruCache<String, Guild>>> =
Arc::new(Mutex::new(LruCache::new(4_000_000)));
static ref MEMBER_CACHE: Arc<Mutex<LruCache<MemberKey, Member>>> =
Arc::new(Mutex::new(LruCache::new(4_000_000)));
}
pub async fn fetch_guild(id: &str) -> Result<Option<Guild>, String> {
{
if let Ok(mut cache) = CACHE.lock() {
let existing = cache.get(&id.to_string());
if let Some(guild) = existing {
return Ok(Some((*guild).clone()));
}
} else {
return Err("Failed to lock cache.".to_string());
}
}
let col = get_collection("guilds");
if let Ok(result) = col.find_one(doc! { "_id": id }, None).await {
if let Some(doc) = result {
dbg!(doc.to_string());
if let Ok(guild) = from_bson(Bson::Document(doc)) as Result<Guild, _> {
let mut cache = CACHE.lock().unwrap();
cache.put(id.to_string(), guild.clone());
Ok(Some(guild))
} else {
Err("Failed to deserialize guild!".to_string())
}
} else {
Ok(None)
}
} else {
Err("Failed to fetch guild from database.".to_string())
}
}
pub async fn fetch_guilds(ids: &Vec<String>) -> Result<Vec<Guild>, String> {
let mut missing = vec![];
let mut guilds = vec![];
{
if let Ok(mut cache) = CACHE.lock() {
for id in ids {
let existing = cache.get(id);
if let Some(guild) = existing {
guilds.push((*guild).clone());
} else {
missing.push(id);
}
}
} else {
return Err("Failed to lock cache.".to_string());
}
}
if missing.len() == 0 {
return Ok(guilds);
}
let col = get_collection("guilds");
if let Ok(mut result) = col.find(doc! { "_id": { "$in": missing } }, None).await {
if let Some(item) = result.next().await {
let mut cache = CACHE.lock().unwrap();
if let Ok(doc) = item {
dbg!(doc.to_string());
if let Ok(guild) = from_bson(Bson::Document(doc)) as Result<Guild, _> {
cache.put(guild.id.clone(), guild.clone());
guilds.push(guild);
} else {
return Err("Failed to deserialize guild!".to_string());
}
} else {
return Err("Failed to fetch guild.".to_string());
}
}
Ok(guilds)
} else {
Err("Failed to fetch channel from database.".to_string())
}
}
pub async fn serialise_guilds_with_channels(ids: &Vec<String>) -> Result<Vec<JsonValue>, String> {
let guilds = fetch_guilds(&ids).await?;
let cids: Vec<String> = guilds.iter().flat_map(|x| x.channels.clone()).collect();
let channels = fetch_channels(&cids).await?;
Ok(guilds
.into_iter()
.map(|x| {
let id = x.id.clone();
let mut obj = x.serialise();
obj.as_object_mut().unwrap().insert(
"channels".to_string(),
channels
.iter()
.filter(|x| x.guild.is_some() && x.guild.as_ref().unwrap() == &id)
.map(|x| x.clone().serialise())
.collect(),
);
obj
})
.collect())
}
pub async fn fetch_member(key: MemberKey) -> Result<Option<Member>, String> {
{
if let Ok(mut cache) = MEMBER_CACHE.lock() {
let existing = cache.get(&key);
if let Some(member) = existing {
return Ok(Some((*member).clone()));
}
} else {
return Err("Failed to lock cache.".to_string());
}
}
let col = get_collection("members");
if let Ok(result) = col.find_one(
doc! {
"_id.guild": &key.0,
"_id.user": &key.1,
},
None,
).await {
if let Some(doc) = result {
if let Ok(member) = from_bson(Bson::Document(doc)) as Result<Member, _> {
let mut cache = MEMBER_CACHE.lock().unwrap();
cache.put(key, member.clone());
Ok(Some(member))
} else {
Err("Failed to deserialize member!".to_string())
}
} else {
Ok(None)
}
} else {
Err("Failed to fetch member from database.".to_string())
}
}
impl<'r> FromParam<'r> for Guild {
type Error = &'r RawStr;
fn from_param(param: &'r RawStr) -> Result<Self, Self::Error> {
Err(param)
/*if let Ok(result) = fetch_guild(param) {
if let Some(channel) = result {
Ok(channel)
} else {
Err(param)
}
} else {
Err(param)
}*/
}
}
pub async fn get_invite<U: Into<Option<String>>>(
code: &String,
user: U,
) -> Option<(String, String, Invite)> {
let mut doc = doc! {
"invites": {
"$elemMatch": {
"code": &code
}
}
};
if let Some(user_id) = user.into() {
doc.insert(
"bans",
doc! {
"$not": {
"$elemMatch": {
"id": user_id
}
}
},
);
}
if let Ok(result) = get_collection("guilds").find_one(
doc,
mongodb::options::FindOneOptions::builder()
.projection(doc! {
"_id": 1,
"name": 1,
"invites.$": 1,
})
.build(),
).await {
if let Some(doc) = result {
let invite = doc
.get_array("invites")
.unwrap()
.iter()
.next()
.unwrap()
.as_document()
.unwrap();
Some((
doc.get_str("_id").unwrap().to_string(),
doc.get_str("name").unwrap().to_string(),
from_bson(Bson::Document(invite.clone())).unwrap(),
))
} else {
None
}
} else {
None
}
}
/*use crate::notifications::events::Notification;
pub fn process_event(event: &Notification) {
match event {
Notification::guild_channel_create(_ev) => {} // ? for later use
Notification::guild_channel_delete(_ev) => {} // ? for later use
Notification::guild_delete(ev) => {
let mut cache = CACHE.lock().unwrap();
cache.pop(&ev.id);
}
Notification::guild_user_join(ev) => {
let mut cache = MEMBER_CACHE.lock().unwrap();
cache.put(
MemberKey(ev.id.clone(), ev.user.clone()),
Member {
id: MemberRef {
guild: ev.id.clone(),
user: ev.user.clone(),
},
nickname: None,
},
);
}
Notification::guild_user_leave(ev) => {
let mut cache = MEMBER_CACHE.lock().unwrap();
cache.pop(&MemberKey(ev.id.clone(), ev.user.clone()));
}
_ => {}
}
}*/

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@@ -1,120 +0,0 @@
use super::get_collection;
use crate::database::channel::Channel;
use crate::pubsub::hive;
use crate::routes::channel::ChannelType;
//use mongodb::bson::from_bson;
//use rocket::futures::StreamExt;
//use mongodb::bson::{doc, to_bson, Bson, DateTime};
use mongodb::bson::{doc, to_bson, DateTime};
use rocket::http::RawStr;
use rocket::request::FromParam;
use serde::{Deserialize, Serialize};
use log::warn;
#[derive(Serialize, Deserialize, Debug)]
pub struct PreviousEntry {
pub content: String,
pub time: DateTime,
}
#[derive(Serialize, Deserialize, Debug)]
pub struct Message {
#[serde(rename = "_id")]
pub id: String,
pub nonce: Option<String>,
pub channel: String,
pub author: String,
pub content: String,
pub edited: Option<DateTime>,
pub previous_content: Vec<PreviousEntry>,
}
// ? TODO: write global send message
// ? pub fn send_message();
// ? handle websockets?
impl Message {
pub async fn send(&self, target: &Channel) -> bool {
if get_collection("messages")
.insert_one(to_bson(&self).unwrap().as_document().unwrap().clone(), None)
.await
.is_ok()
{
if hive::publish(
&target.id,
crate::pubsub::events::Notification::message_create(
crate::pubsub::events::message::Create {
id: self.id.clone(),
nonce: self.nonce.clone(),
channel: self.channel.clone(),
author: self.author.clone(),
content: self.content.clone(),
},
),
)
.is_err()
{
warn!("Saved message but couldn't send notification.");
}
let short_content: String = self.content.chars().take(24).collect();
// !! this stuff can be async
if target.channel_type == ChannelType::DM as u8
|| target.channel_type == ChannelType::GROUPDM as u8
{
let mut update = doc! {
"$set": {
"last_message": {
"id": &self.id,
"user_id": &self.author,
"short_content": short_content,
}
}
};
if target.channel_type == ChannelType::DM as u8 {
update
.get_document_mut("$set")
.unwrap()
.insert("active", true);
}
if get_collection("channels")
.update_one(doc! { "_id": &target.id }, update, None)
.await
.is_ok()
{
true
} else {
false
}
} else {
true
}
} else {
false
}
}
}
impl<'r> FromParam<'r> for Message {
type Error = &'r RawStr;
fn from_param(param: &'r RawStr) -> Result<Self, Self::Error> {
Err(param)
/*let col = get_collection("messages");
let result = col
.find_one(doc! { "_id": param.to_string() }, None)
.unwrap();
if let Some(message) = result {
Ok(from_bson(Bson::Document(message)).expect("Failed to unwrap message."))
} else {
Err(param)
}*/
}
}

View File

@@ -27,12 +27,4 @@ pub fn get_collection(collection: &str) -> Collection {
}
pub mod migrations;
// pub mod channel;
// pub mod guild;
// pub mod message;
// pub mod mutual;
// pub mod permissions;
// pub mod user;
// pub use permissions::*;
pub mod entities;

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@@ -1,130 +0,0 @@
use super::{get_collection, MemberPermissions};
use mongodb::bson::{doc, Document};
use mongodb::options::FindOptions;
use rocket::futures::StreamExt;
pub async fn find_mutual_guilds(user_id: &str, target_id: &str) -> Vec<String> {
let col = get_collection("members");
if let Ok(mut result) = col.find(
doc! {
"$and": [
{ "id": user_id },
{ "id": target_id },
]
},
FindOptions::builder().projection(doc! { "_id": 1 }).build(),
).await {
let mut results = vec![];
while let Some(doc) = result.next().await {
if let Ok(guild) = doc {
results.push(guild.get_str("_id").unwrap().to_string());
}
}
results
} else {
vec![]
}
}
pub async fn find_mutual_friends(user_id: &str, target_id: &str) -> Vec<String> {
let col = get_collection("users");
if let Ok(mut result) = col.find(
doc! {
"$and": [
{ "relations": { "$elemMatch": { "id": user_id, "status": 0 } } },
{ "relations": { "$elemMatch": { "id": target_id, "status": 0 } } },
]
},
FindOptions::builder().projection(doc! { "_id": 1 }).build(),
).await {
let mut results = vec![];
while let Some(doc) = result.next().await {
if let Ok(user) = doc {
results.push(user.get_str("_id").unwrap().to_string());
}
}
results
} else {
vec![]
}
}
pub async fn find_mutual_groups(user_id: &str, target_id: &str) -> Vec<String> {
let col = get_collection("channels");
if let Ok(mut result) = col.find(
doc! {
"type": 1,
"$and": [
{ "recipients": user_id },
{ "recipients": target_id },
]
},
FindOptions::builder().projection(doc! { "_id": 1 }).build(),
).await {
let mut results = vec![];
while let Some(doc) = result.next().await {
if let Ok(group) = doc {
results.push(group.get_str("_id").unwrap().to_string());
}
}
results
} else {
vec![]
}
}
pub async fn has_mutual_connection(user_id: &str, target_id: &str, with_permission: bool) -> bool {
let mut doc = doc! { "_id": 1 };
if with_permission {
doc.insert("default_permissions", 1);
}
let opt = FindOptions::builder().projection(doc);
if let Ok(mut result) = get_collection("guilds").find(
doc! {
"$and": [
{ "members": { "$elemMatch": { "id": user_id } } },
{ "members": { "$elemMatch": { "id": target_id } } },
]
},
if with_permission {
opt.build()
} else {
opt.limit(1).build()
},
).await {
if with_permission {
while let Some(item) = result.next().await {
// ? logic should match permissions.rs#calculate
if let Ok(guild) = item {
if guild.get_str("owner").unwrap() == user_id {
return true;
}
let permissions = guild.get_i32("default_permissions").unwrap() as u32;
if MemberPermissions([permissions]).get_send_direct_messages() {
return true;
}
}
}
false
} else if result.collect::<Vec<Result<Document, _>>>().await.len() > 0 {
true
} else {
false
}
} else {
false
}
}

View File

@@ -1,228 +0,0 @@
use super::mutual::has_mutual_connection;
use crate::database::channel::Channel;
use crate::database::guild::{fetch_guild, fetch_member, Guild, Member, MemberKey};
use crate::database::user::{User, UserRelationship};
use num_enum::TryFromPrimitive;
#[derive(Debug, PartialEq, Eq, TryFromPrimitive)]
#[repr(u8)]
pub enum Relationship {
Friend = 0,
Outgoing = 1,
Incoming = 2,
Blocked = 3,
BlockedOther = 4,
NONE = 5,
SELF = 6,
}
#[derive(Debug, PartialEq, Eq, TryFromPrimitive, Copy, Clone)]
#[repr(u32)]
pub enum Permission {
Access = 1,
CreateInvite = 2,
KickMembers = 4,
BanMembers = 8,
ReadMessages = 16,
SendMessages = 32,
ManageMessages = 64,
ManageChannels = 128,
ManageServer = 256,
ManageRoles = 512,
SendDirectMessages = 1024,
}
bitfield! {
pub struct MemberPermissions(MSB0 [u32]);
u32;
pub get_access, set_access: 31;
pub get_create_invite, set_create_invite: 30;
pub get_kick_members, set_kick_members: 29;
pub get_ban_members, set_ban_members: 28;
pub get_read_messages, set_read_messages: 27;
pub get_send_messages, set_send_messages: 26;
pub get_manage_messages, set_manage_messages: 25;
pub get_manage_channels, set_manage_channels: 24;
pub get_manage_server, set_manage_server: 23;
pub get_manage_roles, set_manage_roles: 22;
pub get_send_direct_messages, set_send_direct_messages: 21;
}
pub fn get_relationship_internal(
user_id: &str,
target_id: &str,
relationships: &Option<Vec<UserRelationship>>,
) -> Relationship {
if user_id == target_id {
return Relationship::SELF;
}
if let Some(arr) = &relationships {
for entry in arr {
if entry.id == target_id {
match entry.status {
0 => return Relationship::Friend,
1 => return Relationship::Outgoing,
2 => return Relationship::Incoming,
3 => return Relationship::Blocked,
4 => return Relationship::BlockedOther,
_ => return Relationship::NONE,
}
}
}
}
Relationship::NONE
}
pub fn get_relationship(a: &User, b: &User) -> Relationship {
if a.id == b.id {
return Relationship::SELF;
}
get_relationship_internal(&a.id, &b.id, &a.relations)
}
pub struct PermissionCalculator {
pub user: User,
pub channel: Option<Channel>,
pub guild: Option<Guild>,
pub member: Option<Member>,
}
impl PermissionCalculator {
pub fn new(user: User) -> PermissionCalculator {
PermissionCalculator {
user,
channel: None,
guild: None,
member: None,
}
}
pub fn channel(self, channel: Channel) -> PermissionCalculator {
PermissionCalculator {
channel: Some(channel),
..self
}
}
pub fn guild(self, guild: Guild) -> PermissionCalculator {
PermissionCalculator {
guild: Some(guild),
..self
}
}
pub async fn fetch_data(mut self) -> PermissionCalculator {
let guild = if let Some(value) = self.guild {
Some(value)
} else if let Some(channel) = &self.channel {
match channel.channel_type {
0..=1 => None,
2 => {
if let Some(id) = &channel.guild {
if let Ok(result) = fetch_guild(id).await {
result
} else {
None
}
} else {
None
}
}
_ => None,
}
} else {
None
};
if let Some(guild) = &guild {
if let Ok(result) = fetch_member(MemberKey(guild.id.clone(), self.user.id.clone())).await {
self.member = result;
}
}
self.guild = guild;
self
}
pub async fn calculate(&self) -> u32 {
let mut permissions: u32 = 0;
if let Some(guild) = &self.guild {
if let Some(_member) = &self.member {
// ? logic should match mutual.rs#has_mutual_connection
if guild.owner == self.user.id {
return u32::MAX;
}
permissions = guild.default_permissions as u32;
}
}
if let Some(channel) = &self.channel {
match channel.channel_type {
0 => {
if let Some(arr) = &channel.recipients {
let mut other_user = None;
for item in arr {
if item != &self.user.id {
other_user = Some(item);
}
}
if let Some(other) = other_user {
let relationship = get_relationship_internal(
&self.user.id,
&other,
&self.user.relations,
);
if relationship == Relationship::Friend {
permissions = 1024 + 128 + 32 + 16 + 1;
} else if relationship == Relationship::Blocked
|| relationship == Relationship::BlockedOther
{
permissions = 1;
} else if has_mutual_connection(&self.user.id, other, true).await {
permissions = 1024 + 128 + 32 + 16 + 1;
} else {
permissions = 1;
}
} else {
// ? In this case, it is a "self DM".
return 1024 + 128 + 32 + 16 + 1;
}
}
}
1 => {
if let Some(id) = &channel.owner {
if &self.user.id == id {
return u32::MAX;
}
}
if let Some(arr) = &channel.recipients {
for item in arr {
if item == &self.user.id {
permissions = 177;
break;
}
}
}
}
2 => {
// nothing implemented yet
}
_ => {}
}
}
permissions
}
pub async fn as_permission(&self) -> MemberPermissions<[u32; 1]> {
MemberPermissions([self.calculate().await])
}
}

View File

@@ -1,307 +0,0 @@
use super::get_collection;
use super::channel::fetch_channels;
use super::guild::serialise_guilds_with_channels;
use lru::LruCache;
use rocket::futures::StreamExt;
use mongodb::options::FindOptions;
use rocket::http::{RawStr, Status};
use serde::{Deserialize, Serialize};
use rocket_contrib::json::JsonValue;
use mongodb::bson::{doc, from_bson, Bson, DateTime, Document};
use rocket::request::{self, FromParam, FromRequest, Request, Outcome};
use std::sync::{Arc, Mutex};
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct UserEmailVerification {
pub verified: bool,
pub target: Option<String>,
pub expiry: Option<DateTime>,
pub rate_limit: Option<DateTime>,
pub code: Option<String>,
}
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct UserRelationship {
pub id: String,
pub status: u8,
}
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct User {
#[serde(rename = "_id")]
pub id: String,
pub email: String,
pub username: String,
pub password: String,
pub display_name: String,
pub access_token: Option<String>,
pub email_verification: UserEmailVerification,
pub relations: Option<Vec<UserRelationship>>,
}
impl User {
pub fn serialise(self, relationship: i32) -> JsonValue {
if relationship == super::Relationship::SELF as i32 {
json!({
"id": self.id,
"username": self.username,
"display_name": self.display_name,
"email": self.email,
"verified": self.email_verification.verified,
})
} else {
json!({
"id": self.id,
"username": self.username,
"display_name": self.display_name,
"relationship": relationship
})
}
}
pub async fn find_guilds(&self) -> Result<Vec<String>, String> {
let members = get_collection("members")
.find(
doc! {
"_id.user": &self.id
},
None,
)
.await
.map_err(|_| "Failed to fetch members.")?;
Ok(members
.collect::<Vec<Result<Document, _>>>()
.await
.into_iter()
.filter_map(|x| match x {
Ok(doc) => match doc.get_document("_id") {
Ok(id) => match id.get_str("guild") {
Ok(value) => Some(value.to_string()),
Err(_) => None,
},
Err(_) => None,
},
Err(_) => None,
})
.collect())
}
pub async fn find_dms(&self) -> Result<Vec<String>, String> {
let channels = get_collection("channels")
.find(
doc! {
"recipients": &self.id
},
FindOptions::builder().projection(doc! { "_id": 1 }).build(),
)
.await
.map_err(|_| "Failed to fetch channel ids.")?;
Ok(channels
.collect::<Vec<Result<Document, _>>>()
.await
.into_iter()
.filter_map(|x| x.ok())
.filter_map(|x| match x.get_str("_id") {
Ok(value) => Some(value.to_string()),
Err(_) => None,
})
.collect())
}
pub async fn create_payload(self) -> Result<JsonValue, String> {
let v = vec![];
let relations = self.relations.as_ref().unwrap_or(&v);
let users: Vec<JsonValue> = fetch_users(&relations.iter().map(|x| x.id.clone()).collect()).await?
.into_iter()
.map(|x| {
let id = x.id.clone();
x.serialise(relations.iter().find(|y| y.id == id).unwrap().status as i32)
})
.collect();
let channels: Vec<JsonValue> = fetch_channels(&self.find_dms().await?).await?
.into_iter()
.map(|x| x.serialise())
.collect();
Ok(json!({
"users": users,
"channels": channels,
"guilds": serialise_guilds_with_channels(&self.find_guilds().await?).await?,
"user": self.serialise(super::Relationship::SELF as i32)
}))
}
}
lazy_static! {
static ref CACHE: Arc<Mutex<LruCache<String, User>>> =
Arc::new(Mutex::new(LruCache::new(4_000_000)));
}
pub async fn fetch_user(id: &str) -> Result<Option<User>, String> {
{
if let Ok(mut cache) = CACHE.lock() {
let existing = cache.get(&id.to_string());
if let Some(user) = existing {
return Ok(Some((*user).clone()));
}
} else {
return Err("Failed to lock cache.".to_string());
}
}
let col = get_collection("users");
if let Ok(result) = col.find_one(doc! { "_id": id }, None).await {
if let Some(doc) = result {
if let Ok(user) = from_bson(Bson::Document(doc)) as Result<User, _> {
let mut cache = CACHE.lock().unwrap();
cache.put(id.to_string(), user.clone());
Ok(Some(user))
} else {
Err("Failed to deserialize user!".to_string())
}
} else {
Ok(None)
}
} else {
Err("Failed to fetch user from database.".to_string())
}
}
pub async fn fetch_users(ids: &Vec<String>) -> Result<Vec<User>, String> {
let mut missing = vec![];
let mut users = vec![];
{
if let Ok(mut cache) = CACHE.lock() {
for id in ids {
let existing = cache.get(id);
if let Some(user) = existing {
users.push((*user).clone());
} else {
missing.push(id);
}
}
} else {
return Err("Failed to lock cache.".to_string());
}
}
if missing.len() == 0 {
return Ok(users);
}
let col = get_collection("users");
if let Ok(mut result) = col.find(doc! { "_id": { "$in": missing } }, None).await {
while let Some(item) = result.next().await {
let mut cache = CACHE.lock().unwrap();
if let Ok(doc) = item {
if let Ok(user) = from_bson(Bson::Document(doc)) as Result<User, _> {
cache.put(user.id.clone(), user.clone());
users.push(user);
} else {
return Err("Failed to deserialize user!".to_string());
}
} else {
return Err("Failed to fetch user.".to_string());
}
}
Ok(users)
} else {
Err("Failed to fetch user from database.".to_string())
}
}
#[derive(Debug)]
pub enum AuthError {
Failed,
Missing,
Invalid,
}
#[rocket::async_trait]
impl<'a, 'r> FromRequest<'a, 'r> for User {
type Error = AuthError;
async fn from_request(request: &'a Request<'r>) -> request::Outcome<Self, Self::Error> {
let u = request.headers().get("x-user").next();
let t = request.headers().get("x-auth-token").next();
if let Some(uid) = u {
if let Some(token) = t {
if let Ok(result) = fetch_user(uid).await {
if let Some(user) = result {
if let Some(access_token) = &user.access_token {
if access_token == token {
Outcome::Success(user)
} else {
Outcome::Failure((Status::Forbidden, AuthError::Invalid))
}
} else {
Outcome::Failure((Status::Forbidden, AuthError::Invalid))
}
} else {
Outcome::Failure((Status::Forbidden, AuthError::Invalid))
}
} else {
Outcome::Failure((Status::Forbidden, AuthError::Failed))
}
} else {
Outcome::Failure((Status::Forbidden, AuthError::Missing))
}
} else {
Outcome::Failure((Status::Forbidden, AuthError::Missing))
}
}
}
impl<'r> FromParam<'r> for User {
type Error = &'r RawStr;
fn from_param(param: &'r RawStr) -> Result<Self, Self::Error> {
Err(param)
/*if let Ok(result) = fetch_user(&param.to_string()).await {
if let Some(user) = result {
Ok(user)
} else {
Err(param)
}
} else {
Err(param)
}*/
}
}
/*pub fn process_event(event: &Notification) {
match event {
Notification::user_friend_status(ev) => {
let mut cache = CACHE.lock().unwrap();
if let Some(user) = cache.peek_mut(&ev.id) {
if let Some(relations) = user.relations.as_mut() {
if ev.status == 0 {
if let Some(pos) = relations.iter().position(|x| x.id == ev.user) {
relations.remove(pos);
}
} else if let Some(entry) = relations.iter_mut().find(|x| x.id == ev.user) {
entry.status = ev.status as u8;
} else {
relations.push(UserRelationship {
id: ev.id.clone(),
status: ev.status as u8,
});
}
}
}
}
_ => {}
}
}*/