Files
ClubPenguinServer/MareSynchronosServer/MareSynchronosServices/Discord/MareModule.cs

512 lines
22 KiB
C#

using Discord;
using Discord.Interactions;
using MareSynchronosShared.Data;
using System.Text.RegularExpressions;
using System;
using System.Threading.Tasks;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.EntityFrameworkCore;
using Discord.WebSocket;
using System.Linq;
using Prometheus;
using MareSynchronosServices.Authentication;
using MareSynchronosShared.Models;
using System.Text;
using System.Security.Cryptography;
using MareSynchronosServices.Identity;
namespace MareSynchronosServices.Discord;
public class LodestoneModal : IModal
{
public string Title => "Verify with Lodestone";
[InputLabel("Enter the Lodestone URL of your Character")]
[ModalTextInput("lodestone_url", TextInputStyle.Short, "https://*.finalfantasyxiv.com/lodestone/character/<CHARACTERID>/")]
public string LodestoneUrl { get; set; }
}
public class MareModule : InteractionModuleBase
{
private readonly IServiceProvider _services;
private readonly DiscordBotServices _botServices;
private readonly IdentityHandler _identityHandler;
private readonly CleanupService _cleanupService;
public MareModule(IServiceProvider services, DiscordBotServices botServices, IdentityHandler identityHandler, CleanupService cleanupService)
{
_services = services;
_botServices = botServices;
_identityHandler = identityHandler;
_cleanupService = cleanupService;
}
[SlashCommand("register", "Starts the registration process for the Mare Synchronos server of this Discord")]
public async Task Register([Summary("overwrite", "Overwrites your old account")] bool overwrite = false)
{
if (overwrite)
{
await DeletePreviousUserAccount(Context.User.Id).ConfigureAwait(false);
}
await RespondWithModalAsync<LodestoneModal>("register_modal").ConfigureAwait(false);
}
[SlashCommand("setvanityuid", "Sets your Vanity UID.")]
public async Task SetVanityUid([Summary("vanity_uid", "Desired Vanity UID")] string vanityUid)
{
EmbedBuilder eb = new();
eb = await HandleVanityUid(eb, Context.User.Id, vanityUid);
await RespondAsync(embeds: new[] { eb.Build() }, ephemeral: true).ConfigureAwait(false);
}
[SlashCommand("setsyncshellvanityid", "Sets a Vanity GID for a Syncshell")]
public async Task SetSyncshellVanityId(
[Summary("syncshell_id", "Syncshell ID")] string syncshellId,
[Summary("vanity_syncshell_id", "Desired Vanity Syncshell ID")] string vanityId)
{
EmbedBuilder eb = new();
eb = await HandleVanityGid(eb, Context.User.Id, syncshellId, vanityId);
await RespondAsync(embeds: new[] { eb.Build() }, ephemeral: true).ConfigureAwait(false);
}
[SlashCommand("verify", "Finishes the registration process for the Mare Synchronos server of this Discord")]
public async Task Verify()
{
EmbedBuilder eb = new();
if (_botServices.verificationQueue.Any(u => u.User.Id == Context.User.Id))
{
eb.WithTitle("Already queued for verfication");
eb.WithDescription("You are already queued for verification. Please wait.");
await RespondAsync(embeds: new[] { eb.Build() }, ephemeral: true).ConfigureAwait(false);
}
else if (!_botServices.DiscordLodestoneMapping.ContainsKey(Context.User.Id))
{
eb.WithTitle("Cannot verify registration");
eb.WithDescription("You need to **/register** first before you can **/verify**");
await RespondAsync(embeds: new[] { eb.Build() }, ephemeral: true).ConfigureAwait(false);
}
else
{
await DeferAsync(ephemeral: true).ConfigureAwait(false);
_botServices.verificationQueue.Enqueue((SocketSlashCommand)Context.Interaction);
}
}
[SlashCommand("recover", "Allows you to recover your account by generating a new secret key")]
public async Task Recover()
{
await RespondWithModalAsync<LodestoneModal>("recover_modal").ConfigureAwait(false);
}
[SlashCommand("userinfo", "Shows you your user information")]
public async Task UserInfo(
[Summary("discord_user", "ADMIN ONLY: Discord User to check for")] IUser? discordUser = null,
[Summary("uid", "ADMIN ONLY: UID to check for")] string? uid = null)
{
EmbedBuilder eb = new();
eb = await HandleUserInfo(eb, Context.User.Id, discordUser?.Id ?? null, uid);
await RespondAsync(embeds: new[] { eb.Build() }, ephemeral: true).ConfigureAwait(false);
}
[ModalInteraction("recover_modal")]
public async Task RecoverModal(LodestoneModal modal)
{
var embed = await HandleRecoverModalAsync(modal, Context.User.Id).ConfigureAwait(false);
await RespondAsync(embeds: new Embed[] { embed }, ephemeral: true).ConfigureAwait(false);
}
[ModalInteraction("register_modal")]
public async Task RegisterModal(LodestoneModal modal)
{
var embed = await HandleRegisterModalAsync(modal, Context.User.Id).ConfigureAwait(false);
await RespondAsync(embeds: new Embed[] { embed }, ephemeral: true).ConfigureAwait(false);
}
private async Task<EmbedBuilder> HandleUserInfo(EmbedBuilder eb, ulong id, ulong? optionalUser = null, string? uid = null)
{
using var scope = _services.CreateScope();
await using var db = scope.ServiceProvider.GetRequiredService<MareDbContext>();
var self = await db.LodeStoneAuth.Include(u => u.User).SingleOrDefaultAsync(u => u.DiscordId == id).ConfigureAwait(false);
ulong userToCheckForDiscordId = id;
bool isAdminCall = self.User.IsModerator || self.User.IsAdmin;
if (self == null)
{
eb.WithTitle("No account");
eb.WithDescription("No Mare account was found associated to your Discord user");
return eb;
}
if ((optionalUser != null || uid != null) && !isAdminCall)
{
eb.WithTitle("Unauthorized");
eb.WithDescription("You are not authorized to view another users' information");
return eb;
}
else if ((optionalUser != null || uid != null) && isAdminCall)
{
LodeStoneAuth userInDb = null;
if (optionalUser != null)
{
userInDb = await db.LodeStoneAuth.Include(u => u.User).SingleOrDefaultAsync(u => u.DiscordId == optionalUser).ConfigureAwait(false);
}
else if (uid != null)
{
userInDb = await db.LodeStoneAuth.Include(u => u.User).SingleOrDefaultAsync(u => u.User.UID == uid || u.User.Alias == uid).ConfigureAwait(false);
}
if (userInDb == null)
{
eb.WithTitle("No account");
eb.WithDescription("The Discord user has no valid Mare account");
return eb;
}
userToCheckForDiscordId = userInDb.DiscordId;
}
var lodestoneUser = await db.LodeStoneAuth.Include(u => u.User).SingleOrDefaultAsync(u => u.DiscordId == userToCheckForDiscordId).ConfigureAwait(false);
var dbUser = lodestoneUser.User;
var auth = await db.Auth.SingleOrDefaultAsync(u => u.UserUID == dbUser.UID).ConfigureAwait(false);
var identity = await _identityHandler.GetIdentForuid(dbUser.UID).ConfigureAwait(false);
var groups = await db.Groups.Where(g => g.OwnerUID == dbUser.UID).ToListAsync().ConfigureAwait(false);
var groupsJoined = await db.GroupPairs.Where(g => g.GroupUserUID == dbUser.UID).ToListAsync().ConfigureAwait(false);
eb.WithTitle("User Information");
eb.WithDescription("This is the user information for Discord User Id " + userToCheckForDiscordId + Environment.NewLine
+ "If you want to verify your secret key is valid, go to https://emn178.github.io/online-tools/sha256.html and copy your secret key into there and compare it to the Hashed Secret Key.");
eb.AddField("UID", dbUser.UID);
if (!string.IsNullOrEmpty(dbUser.Alias))
{
eb.AddField("Vanity UID", dbUser.Alias);
}
eb.AddField("Last Online (UTC)", dbUser.LastLoggedIn.ToString("U"));
eb.AddField("Currently online: ", !string.IsNullOrEmpty(identity.CharacterIdent));
eb.AddField("Hashed Secret Key", auth.HashedKey);
eb.AddField("Joined Syncshells", groupsJoined.Count);
eb.AddField("Owned Syncshells", groups.Count);
foreach (var group in groups)
{
var syncShellUserCount = await db.GroupPairs.CountAsync(g => g.GroupGID == group.GID).ConfigureAwait(false);
if (!string.IsNullOrEmpty(group.Alias))
{
eb.AddField("Owned Syncshell " + group.GID + " Vanity ID", group.Alias);
}
eb.AddField("Owned Syncshell " + group.GID + " User Count", syncShellUserCount);
}
if (isAdminCall && !string.IsNullOrEmpty(identity.CharacterIdent))
{
eb.AddField("Character Ident", identity.CharacterIdent);
}
return eb;
}
private async Task<Embed> HandleRecoverModalAsync(LodestoneModal arg, ulong userid)
{
var embed = new EmbedBuilder();
var lodestoneId = ParseCharacterIdFromLodestoneUrl(arg.LodestoneUrl);
if (lodestoneId == null)
{
embed.WithTitle("Invalid Lodestone URL");
embed.WithDescription("The lodestone URL was not valid. It should have following format:" + Environment.NewLine
+ "https://eu.finalfantasyxiv.com/lodestone/character/YOUR_LODESTONE_ID/");
}
else
{
using var scope = _services.CreateScope();
using var sha256 = SHA256.Create();
var hashedLodestoneId = BitConverter.ToString(sha256.ComputeHash(Encoding.UTF8.GetBytes(lodestoneId.ToString()))).Replace("-", "");
await using var db = scope.ServiceProvider.GetService<MareDbContext>();
var existingLodestoneAuth = await db.LodeStoneAuth.Include("User")
.FirstOrDefaultAsync(a => a.DiscordId == userid && a.HashedLodestoneId == hashedLodestoneId)
.ConfigureAwait(false);
// check if discord id or lodestone id is banned
if (existingLodestoneAuth == null || existingLodestoneAuth.User == null)
{
embed.WithTitle("Recovery failed");
embed.WithDescription("This DiscordID or Lodestone account pair does not exist.");
}
else
{
var previousAuth = await db.Auth.FirstOrDefaultAsync(u => u.UserUID == existingLodestoneAuth.User.UID);
if (previousAuth != null)
{
db.Auth.Remove(previousAuth);
}
var computedHash = BitConverter.ToString(sha256.ComputeHash(Encoding.UTF8.GetBytes(DiscordBotServices.GenerateRandomString(64) + DateTime.UtcNow.ToString()))).Replace("-", "");
var auth = new Auth()
{
HashedKey = BitConverter.ToString(sha256.ComputeHash(Encoding.UTF8.GetBytes(computedHash)))
.Replace("-", ""),
User = existingLodestoneAuth.User,
};
embed.WithTitle("Recovery successful");
embed.WithDescription("This is your new private secret key. Do not share this private secret key with anyone. **If you lose it, it is irrevocably lost.**"
+ Environment.NewLine + Environment.NewLine
+ $"**{computedHash}**"
+ Environment.NewLine + Environment.NewLine
+ "Enter this key in Mare Synchronos and hit save to connect to the service.");
await db.Auth.AddAsync(auth).ConfigureAwait(false);
await db.SaveChangesAsync().ConfigureAwait(false);
var authHandler = scope.ServiceProvider.GetService<SecretKeyAuthenticationHandler>();
authHandler.RemoveAuthentication(existingLodestoneAuth.User.UID);
}
}
return embed.Build();
}
private async Task<Embed> HandleRegisterModalAsync(LodestoneModal arg, ulong userid)
{
var embed = new EmbedBuilder();
var lodestoneId = ParseCharacterIdFromLodestoneUrl(arg.LodestoneUrl);
if (lodestoneId == null)
{
embed.WithTitle("Invalid Lodestone URL");
embed.WithDescription("The lodestone URL was not valid. It should have following format:" + Environment.NewLine
+ "https://eu.finalfantasyxiv.com/lodestone/character/YOUR_LODESTONE_ID/");
}
else
{
// check if userid is already in db
using var scope = _services.CreateScope();
using var sha256 = SHA256.Create();
var hashedLodestoneId = BitConverter.ToString(sha256.ComputeHash(Encoding.UTF8.GetBytes(lodestoneId.ToString()))).Replace("-", "");
using var db = scope.ServiceProvider.GetService<MareDbContext>();
// check if discord id or lodestone id is banned
if (db.BannedRegistrations.Any(a => a.DiscordIdOrLodestoneAuth == userid.ToString() || a.DiscordIdOrLodestoneAuth == hashedLodestoneId))
{
embed.WithTitle("no");
embed.WithDescription("your account is banned");
}
else if (db.LodeStoneAuth.Any(a => a.DiscordId == userid))
{
// user already in db
embed.WithTitle("Registration failed");
embed.WithDescription("You cannot register more than one lodestone character to your discord account.");
}
else if (db.LodeStoneAuth.Any(a => a.HashedLodestoneId == hashedLodestoneId))
{
// character already in db
embed.WithTitle("Registration failed");
embed.WithDescription("This lodestone character already exists in the Database. If you are the rightful owner for this character and lost your secret key generated with it, contact the developer.");
}
else
{
string lodestoneAuth = await GenerateLodestoneAuth(userid, hashedLodestoneId, db).ConfigureAwait(false);
// check if lodestone id is already in db
embed.WithTitle("Authorize your character");
embed.WithDescription("Add following key to your character profile at https://na.finalfantasyxiv.com/lodestone/my/setting/profile/"
+ Environment.NewLine + Environment.NewLine
+ $"**{lodestoneAuth}**"
+ Environment.NewLine + Environment.NewLine
+ $"**! THIS IS NOT THE KEY YOU HAVE TO ENTER IN MARE !**"
+ Environment.NewLine + Environment.NewLine
+ "Once added and saved, use command **/verify** to finish registration and receive a secret key to use for Mare Synchronos."
+ Environment.NewLine
+ "You can delete the entry from your profile after verification."
+ Environment.NewLine + Environment.NewLine
+ "The verification will expire in approximately 15 minutes. If you fail to **/verify** the registration will be invalidated and you have to **/register** again.");
_botServices.DiscordLodestoneMapping[userid] = lodestoneId.ToString();
}
}
return embed.Build();
}
private async Task<string> GenerateLodestoneAuth(ulong discordid, string hashedLodestoneId, MareDbContext dbContext)
{
var auth = DiscordBotServices.GenerateRandomString(32);
LodeStoneAuth lsAuth = new LodeStoneAuth()
{
DiscordId = discordid,
HashedLodestoneId = hashedLodestoneId,
LodestoneAuthString = auth,
StartedAt = DateTime.UtcNow
};
dbContext.Add(lsAuth);
await dbContext.SaveChangesAsync().ConfigureAwait(false);
return auth;
}
private int? ParseCharacterIdFromLodestoneUrl(string lodestoneUrl)
{
var regex = new Regex(@"https:\/\/(na|eu|de|fr|jp)\.finalfantasyxiv\.com\/lodestone\/character\/\d+");
var matches = regex.Match(lodestoneUrl);
var isLodestoneUrl = matches.Success;
if (!isLodestoneUrl || matches.Groups.Count < 1) return null;
lodestoneUrl = matches.Groups[0].ToString();
var stringId = lodestoneUrl.Split('/', StringSplitOptions.RemoveEmptyEntries).Last();
if (!int.TryParse(stringId, out int lodestoneId))
{
return null;
}
return lodestoneId;
}
private async Task<EmbedBuilder> HandleVanityUid(EmbedBuilder eb, ulong id, string newUid)
{
if (_botServices.LastVanityChange.TryGetValue(id, out var lastChange))
{
var timeRemaining = DateTime.UtcNow.Subtract(lastChange);
if (timeRemaining.TotalHours < 24)
{
eb.WithTitle(("Failed to set Vanity UID"));
eb.WithDescription(
$"You can only change your vanity UID once every 24h. Your last change is {timeRemaining} ago.");
}
}
Regex rgx = new(@"^[_\-a-zA-Z0-9]{5,15}$", RegexOptions.ECMAScript);
if (!rgx.Match(newUid).Success || newUid.Length < 5 || newUid.Length > 15)
{
eb.WithTitle("Failed to set Vanity UID");
eb.WithDescription("The Vanity UID must be between 5 and 15 characters and only contain letters A-Z, numbers 0-9, as well as - and _.");
return eb;
}
using var scope = _services.CreateScope();
await using var db = scope.ServiceProvider.GetRequiredService<MareDbContext>();
var lodestoneUser = await db.LodeStoneAuth.Include("User").SingleOrDefaultAsync(u => u.DiscordId == id).ConfigureAwait(false);
if (lodestoneUser == null)
{
eb.WithTitle("Failed to set Vanity UID");
eb.WithDescription("You do not have a registered account on this server.");
return eb;
}
var uidExists = await db.Users.AnyAsync(u => u.UID == newUid || u.Alias == newUid).ConfigureAwait(false);
if (uidExists)
{
eb.WithTitle("Failed to set Vanity UID");
eb.WithDescription("This UID is already taken.");
return eb;
}
var user = lodestoneUser.User;
user.Alias = newUid;
db.Update(user);
await db.SaveChangesAsync();
_botServices.LastVanityChange[id] = DateTime.UtcNow;
eb.WithTitle("Vanity UID set");
eb.WithDescription("Your Vanity UID was set to **" + newUid + "**." + Environment.NewLine + "For those changes to apply you will have to reconnect to Mare.");
return eb;
}
private async Task<EmbedBuilder> HandleVanityGid(EmbedBuilder eb, ulong id, string oldGid, string newGid)
{
if (_botServices.LastVanityGidChange.TryGetValue(oldGid, out var lastChange))
{
var dateTimeDiff = DateTime.UtcNow.Subtract(lastChange);
if (dateTimeDiff.TotalHours < 24)
{
eb.WithTitle(("Failed to set Vanity Syncshell Id"));
eb.WithDescription(
$"You can only change the Vanity Syncshell Id once every 24h. Your last change is {dateTimeDiff} ago.");
}
}
Regex rgx = new(@"^[_\-a-zA-Z0-9]{5,20}$", RegexOptions.ECMAScript);
if (!rgx.Match(newGid).Success || newGid.Length < 5 || newGid.Length > 20)
{
eb.WithTitle("Failed to set Vanity Syncshell Id");
eb.WithDescription("The Vanity Syncshell Id must be between 5 and 20 characters and only contain letters A-Z, numbers 0-9 as well as - and _.");
return eb;
}
using var scope = _services.CreateScope();
await using var db = scope.ServiceProvider.GetRequiredService<MareDbContext>();
var lodestoneUser = await db.LodeStoneAuth.Include(u => u.User).SingleOrDefaultAsync(u => u.DiscordId == id).ConfigureAwait(false);
if (lodestoneUser == null)
{
eb.WithTitle("Failed to set Vanity Syncshell Id");
eb.WithDescription("You do not have a registered account on this server.");
return eb;
}
var group = await db.Groups.FirstOrDefaultAsync(g => g.GID == oldGid || g.Alias == oldGid).ConfigureAwait(false);
if (group == null)
{
eb.WithTitle("Failed to set Vanity Syncshell Id");
eb.WithDescription("The provided Syncshell Id does not exist.");
return eb;
}
if (lodestoneUser.User.UID != group.OwnerUID)
{
eb.WithTitle("Failed to set Vanity Syncshell Id");
eb.WithDescription("You are not the owner of this Syncshell");
return eb;
}
var uidExists = await db.Groups.AnyAsync(u => u.GID == newGid || u.Alias == newGid).ConfigureAwait(false);
if (uidExists)
{
eb.WithTitle("Failed to set Vanity Syncshell Id");
eb.WithDescription("This Syncshell Id is already taken.");
return eb;
}
group.Alias = newGid;
db.Update(group);
await db.SaveChangesAsync();
_botServices.LastVanityGidChange[newGid] = DateTime.UtcNow;
_botServices.LastVanityGidChange[oldGid] = DateTime.UtcNow;
eb.WithTitle("Vanity Syncshell Id set");
eb.WithDescription("The Vanity Syncshell Id was set to **" + newGid + "**." + Environment.NewLine + "For those changes to apply you will have to reconnect to Mare.");
return eb;
}
private async Task DeletePreviousUserAccount(ulong id)
{
using var scope = _services.CreateScope();
using var db = scope.ServiceProvider.GetService<MareDbContext>();
var discordAuthedUser = await db.LodeStoneAuth.Include(u => u.User).FirstOrDefaultAsync(u => u.DiscordId == id).ConfigureAwait(false);
if (discordAuthedUser != null)
{
if (discordAuthedUser.User != null)
{
await _cleanupService.PurgeUser(discordAuthedUser.User, db);
}
else
{
db.Remove(discordAuthedUser);
}
await db.SaveChangesAsync().ConfigureAwait(false);
}
}
}