reminder-bot/web/src/lib.rs

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#[macro_use]
extern crate rocket;
mod consts;
#[macro_use]
mod macros;
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mod routes;
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use std::{collections::HashMap, env};
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use oauth2::{basic::BasicClient, AuthUrl, ClientId, ClientSecret, RedirectUrl, TokenUrl};
use rocket::{
fs::FileServer,
serde::json::{json, Value as JsonValue},
tokio::sync::broadcast::Sender,
};
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use rocket_dyn_templates::Template;
use serenity::{
client::Context,
http::CacheHttp,
model::id::{GuildId, UserId},
};
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use sqlx::{MySql, Pool};
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use crate::consts::{CNC_GUILD, DISCORD_OAUTH_AUTHORIZE, DISCORD_OAUTH_TOKEN, SUBSCRIPTION_ROLES};
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type Database = MySql;
#[derive(Debug)]
enum Error {
SQLx(sqlx::Error),
Serenity(serenity::Error),
}
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#[catch(401)]
async fn not_authorized() -> Template {
let map: HashMap<String, String> = HashMap::new();
Template::render("errors/401", &map)
}
#[catch(403)]
async fn forbidden() -> Template {
let map: HashMap<String, String> = HashMap::new();
Template::render("errors/403", &map)
}
#[catch(404)]
async fn not_found() -> Template {
let map: HashMap<String, String> = HashMap::new();
Template::render("errors/404", &map)
}
#[catch(413)]
async fn payload_too_large() -> JsonValue {
json!({"error": "Data too large.", "errors": ["Data too large."]})
}
#[catch(422)]
async fn unprocessable_entity() -> JsonValue {
json!({"error": "Invalid request.", "errors": ["Invalid request."]})
}
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#[catch(500)]
async fn internal_server_error() -> Template {
let map: HashMap<String, String> = HashMap::new();
Template::render("errors/500", &map)
}
pub async fn initialize(
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kill_channel: Sender<()>,
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serenity_context: Context,
db_pool: Pool<Database>,
) -> Result<(), Box<dyn std::error::Error>> {
info!("Checking environment variables...");
env::var("OAUTH2_CLIENT_ID").expect("`OAUTH2_CLIENT_ID' not supplied");
env::var("OAUTH2_CLIENT_SECRET").expect("`OAUTH2_CLIENT_SECRET' not supplied");
env::var("OAUTH2_DISCORD_CALLBACK").expect("`OAUTH2_DISCORD_CALLBACK' not supplied");
env::var("PATREON_GUILD_ID").expect("`PATREON_GUILD' not supplied");
info!("Done!");
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let oauth2_client = BasicClient::new(
ClientId::new(env::var("OAUTH2_CLIENT_ID")?),
Some(ClientSecret::new(env::var("OAUTH2_CLIENT_SECRET")?)),
AuthUrl::new(DISCORD_OAUTH_AUTHORIZE.to_string())?,
Some(TokenUrl::new(DISCORD_OAUTH_TOKEN.to_string())?),
)
.set_redirect_uri(RedirectUrl::new(env::var("OAUTH2_DISCORD_CALLBACK")?)?);
let reqwest_client = reqwest::Client::new();
rocket::build()
.attach(Template::fairing())
.register(
"/",
catchers![
not_authorized,
forbidden,
not_found,
internal_server_error,
unprocessable_entity,
payload_too_large,
],
)
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.manage(oauth2_client)
.manage(reqwest_client)
.manage(serenity_context)
.manage(db_pool)
.mount("/static", FileServer::from(concat!(env!("CARGO_MANIFEST_DIR"), "/static")))
.mount(
"/",
routes![
routes::index,
routes::cookies,
routes::privacy,
routes::terms,
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routes::return_to_same_site
],
)
.mount(
"/help",
routes![
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routes::help,
routes::help_timezone,
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routes::help_create_reminder,
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routes::help_delete_reminder,
routes::help_timers,
routes::help_todo_lists,
routes::help_macros,
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routes::help_intervals,
routes::help_dashboard,
routes::help_iemanager,
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],
)
.mount("/login", routes![routes::login::discord_login, routes::login::discord_callback])
.mount(
"/dashboard",
routes![
routes::dashboard::dashboard,
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routes::dashboard::dashboard_home,
routes::dashboard::user::get_user_info,
routes::dashboard::user::update_user_info,
routes::dashboard::user::get_user_guilds,
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routes::dashboard::guild::get_guild_patreon,
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routes::dashboard::guild::get_guild_channels,
routes::dashboard::guild::get_guild_roles,
routes::dashboard::guild::get_reminder_templates,
routes::dashboard::guild::create_reminder_template,
routes::dashboard::guild::delete_reminder_template,
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routes::dashboard::guild::create_guild_reminder,
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routes::dashboard::guild::get_reminders,
routes::dashboard::guild::edit_reminder,
routes::dashboard::guild::delete_reminder,
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routes::dashboard::export::export_reminders,
routes::dashboard::export::export_reminder_templates,
routes::dashboard::export::export_todos,
routes::dashboard::export::import_reminders,
routes::dashboard::export::import_todos,
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],
)
.launch()
.await?;
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warn!("Exiting rocket runtime");
// distribute kill signal
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match kill_channel.send(()) {
Ok(_) => {}
Err(e) => {
error!("Failed to issue kill signal: {:?}", e);
}
}
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Ok(())
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}
pub async fn check_subscription(cache_http: impl CacheHttp, user_id: impl Into<UserId>) -> bool {
if let Some(subscription_guild) = *CNC_GUILD {
let guild_member = GuildId(subscription_guild).member(cache_http, user_id).await;
if let Ok(member) = guild_member {
for role in member.roles {
if SUBSCRIPTION_ROLES.contains(role.as_u64()) {
return true;
}
}
}
false
} else {
true
}
}
pub async fn check_guild_subscription(
cache_http: impl CacheHttp,
guild_id: impl Into<GuildId>,
) -> bool {
if let Some(guild) = cache_http.cache().unwrap().guild(guild_id) {
let owner = guild.owner_id;
check_subscription(&cache_http, owner).await
} else {
false
}
}