Autizmo Movie Night https://movie-night.autizmo.xyz
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package main
import (
"fmt"
"html"
"strings"
"time"
"github.com/zorchenhimer/MovieNight/common"
)
type CommandControl struct {
user map[string]Command
mod map[string]Command
admin map[string]Command
}
type Command struct {
HelpText string
Function CommandFunction
}
type CommandFunction func(client *Client, args []string) (string, error)
var commands = &CommandControl{
user: map[string]Command{
common.CNMe.String(): Command{
HelpText: "Display an action message.",
Function: func(client *Client, args []string) (string, error) {
if len(args) != 0 {
client.Me(strings.Join(args, " "))
return "", nil
}
return "", fmt.Errorf("Missing a message")
},
},
common.CNHelp.String(): Command{
HelpText: "This help text.",
Function: cmdHelp,
},
common.CNEmotes.String(): Command{
HelpText: "Display a list of available emotes.",
Function: func(client *Client, args []string) (string, error) {
client.SendChatData(common.NewChatCommand(common.CmdEmotes, []string{"/emotes"}))
return "Opening emote list in new window.", nil
},
},
common.CNCount.String(): Command{
HelpText: "Display number of users in chat.",
Function: func(client *Client, args []string) (string, error) {
return fmt.Sprintf("Users in chat: %d", client.belongsTo.UserCount()), nil
},
},
common.CNColor.String(): Command{
HelpText: "Change user color.",
Function: func(cl *Client, args []string) (string, error) {
if len(args) > 2 {
return "", fmt.Errorf("Too many arguments!")
}
// If the caller is privileged enough, they can change the color of another user
if len(args) == 2 {
if cl.CmdLevel == common.CmdlUser {
return "", fmt.Errorf("You cannot change someone else's color. PeepoSus")
}
name, color := "", ""
if strings.ToLower(args[0]) == strings.ToLower(args[1]) ||
(common.IsValidColor(args[0]) && common.IsValidColor(args[1])) {
return "", fmt.Errorf("Name and color are ambiguous. Prefix the name with '@' or color with '#'")
}
// Check for explicit name
if strings.HasPrefix(args[0], "@") {
name = strings.TrimLeft(args[0], "@")
color = args[1]
common.LogDebugln("[color:mod] Found explicit name: ", name)
} else if strings.HasPrefix(args[1], "@") {
name = strings.TrimLeft(args[1], "@")
color = args[0]
common.LogDebugln("[color:mod] Found explicit name: ", name)
// Check for explicit color
} else if strings.HasPrefix(args[0], "#") {
name = strings.TrimPrefix(args[1], "@") // this shouldn't be needed, but just in case.
color = args[0]
common.LogDebugln("[color:mod] Found explicit color: ", color)
} else if strings.HasPrefix(args[1], "#") {
name = strings.TrimPrefix(args[0], "@") // this shouldn't be needed, but just in case.
color = args[1]
common.LogDebugln("[color:mod] Found explicit color: ", color)
// Guess
} else if common.IsValidColor(args[0]) {
name = strings.TrimPrefix(args[1], "@")
color = args[0]
common.LogDebugln("[color:mod] Guessed name: ", name, " and color: ", color)
} else if common.IsValidColor(args[1]) {
name = strings.TrimPrefix(args[0], "@")
color = args[1]
common.LogDebugln("[color:mod] Guessed name: ", name, " and color: ", color)
}
if name == "" {
return "", fmt.Errorf("Cannot determine name. Prefix name with @.")
}
if color == "" {
return "", fmt.Errorf("Cannot determine color. Prefix name with @.")
}
if color == "" {
common.LogInfof("[color:mod] %s missing color\n", cl.name)
return "", fmt.Errorf("Missing color")
}
if name == "" {
common.LogInfof("[color:mod] %s missing name\n", cl.name)
return "", fmt.Errorf("Missing name")
}
if err := cl.belongsTo.ForceColorChange(name, color); err != nil {
return "", err
}
return fmt.Sprintf("Color changed for user %s to %s\n", name, color), nil
}
// Don't allow an unprivileged user to change their color if
// it was changed by a mod
if cl.IsColorForced {
common.LogInfof("[color] %s tried to change a forced color\n", cl.name)
return "", fmt.Errorf("You are not allowed to change your color.")
}
if time.Now().Before(cl.nextColor) && cl.CmdLevel == common.CmdlUser {
return "", fmt.Errorf("Slow down. You can change your color in %0.0f seconds.", time.Until(cl.nextColor).Seconds())
}
if len(args) == 0 {
cl.setColor(common.RandomColor())
return "Random color chosen: " + cl.color, nil
}
// Change the color of the user
if !common.IsValidColor(args[0]) {
return "", fmt.Errorf("To choose a specific color use the format <i>/color #c029ce</i>. Hex values expected.")
}
cl.nextColor = time.Now().Add(time.Second * settings.RateLimitColor)
err := cl.setColor(args[0])
if err != nil {
common.LogErrorf("[color] could not send color update to client: %v\n", err)
}
common.LogInfof("[color] %s new color: %s\n", cl.name, cl.color)
return "Color changed successfully.", nil
},
},
common.CNWhoAmI.String(): Command{
HelpText: "Shows debug user info",
Function: func(cl *Client, args []string) (string, error) {
return fmt.Sprintf("Name: %s IsMod: %t IsAdmin: %t",
cl.name,
cl.CmdLevel >= common.CmdlMod,
cl.CmdLevel == common.CmdlAdmin), nil
},
},
common.CNAuth.String(): Command{
HelpText: "Authenticate to admin",
Function: func(cl *Client, args []string) (string, error) {
if cl.CmdLevel == common.CmdlAdmin {
return "", fmt.Errorf("You are already authenticated.")
}
// TODO: handle back off policy
if time.Now().Before(cl.nextAuth) {
cl.nextAuth = time.Now().Add(time.Second * settings.RateLimitAuth)
return "", fmt.Errorf("Slow down.")
}
cl.authTries += 1 // this isn't used yet
cl.nextAuth = time.Now().Add(time.Second * settings.RateLimitAuth)
pw := html.UnescapeString(strings.Join(args, " "))
if settings.AdminPassword == pw {
cl.CmdLevel = common.CmdlAdmin
cl.belongsTo.AddModNotice(cl.name + " used the admin password")
common.LogInfof("[auth] %s used the admin password\n", cl.name)
return "Admin rights granted.", nil
}
if cl.belongsTo.redeemModPass(pw) {
cl.CmdLevel = common.CmdlMod
cl.belongsTo.AddModNotice(cl.name + " used a mod password")
common.LogInfof("[auth] %s used a mod password\n", cl.name)
return "Moderator privileges granted.", nil
}
cl.belongsTo.AddModNotice(cl.name + " attempted to auth without success")
common.LogInfof("[auth] %s gave an invalid password\n", cl.name)
return "", fmt.Errorf("Invalid password.")
},
},
common.CNUsers.String(): Command{
HelpText: "Show a list of users in chat",
Function: func(cl *Client, args []string) (string, error) {
names := cl.belongsTo.GetNames()
formatNames := func(names []string) []string {
result := make([]string, len(names))
for _, name := range names {
if strings.HasPrefix(name, "@") {
result = append(result, name)
} else {
result = append(result, "@"+name)
}
}
return result
}
return strings.Join(formatNames(names), " "), nil
},
},
common.CNNick.String(): Command{
HelpText: "Change display name",
Function: func(cl *Client, args []string) (string, error) {
if time.Now().Before(cl.nextNick) && cl.CmdLevel == common.CmdlUser {
//cl.nextNick = time.Now().Add(time.Second * settings.RateLimitNick)
return "", fmt.Errorf("Slow down. You can change your nick in %0.0f seconds.", time.Until(cl.nextNick).Seconds())
}
cl.nextNick = time.Now().Add(time.Second * settings.RateLimitNick)
if len(args) == 0 {
return "", fmt.Errorf("Missing name to change to.")
}
newName := strings.TrimLeft(args[0], "@")
oldName := cl.name
forced := false
// Two arguments to force a name change on another user: `/nick OldName NewName`
if len(args) == 2 {
if cl.CmdLevel == common.CmdlUser {
return "", fmt.Errorf("Only admins and mods can do that PeepoSus")
}
oldName = strings.TrimLeft(args[0], "@")
newName = strings.TrimLeft(args[1], "@")
forced = true
}
if len(args) == 1 && cl.IsNameForced && cl.CmdLevel != common.CmdlAdmin {
return "", fmt.Errorf("You cannot change your name once it has been changed by an admin.")
}
err := cl.belongsTo.changeName(oldName, newName, forced)
if err != nil {
return "", fmt.Errorf("Unable to change name: " + err.Error())
}
return "", nil
},
},
common.CNStats.String(): Command{
HelpText: "Show some stats for stream.",
Function: func(cl *Client, args []string) (string, error) {
cl.belongsTo.clientsMtx.Lock()
users := len(cl.belongsTo.clients)
cl.belongsTo.clientsMtx.Unlock()
// Just print max users and time alive here
return fmt.Sprintf("Current users in chat: <b>%d</b><br />Max users in chat: <b>%d</b><br />Server uptime: <b>%s</b><br />Stream uptime: <b>%s</b><br />Viewers: <b>%d</b><br />Max Viewers: <b>%d</b>",
users,
stats.getMaxUsers(),
time.Since(stats.start),
stats.getStreamLength(),
stats.getViewerCount(),
stats.getMaxViewerCount(),
), nil
},
},
common.CNPin.String(): Command{
HelpText: "Display the current room access type and pin/password (if applicable).",
Function: func(cl *Client, args []string) (string, error) {
switch settings.RoomAccess {
case AccessPin:
return "Room is secured via PIN. Current PIN: " + settings.RoomAccessPin, nil
case AccessRequest:
return "Room is secured via access requests. Users must request to be granted access.", nil
}
return "Room is open access. Anybody can join.", nil
},
},
},
mod: map[string]Command{
common.CNSv.String(): Command{
HelpText: "Send a server announcement message. It will show up red with a border in chat.",
Function: func(cl *Client, args []string) (string, error) {
if len(args) == 0 {
return "", fmt.Errorf("Missing message")
}
svmsg := formatLinks(strings.Join(common.ParseEmotesArray(args), " "))
cl.belongsTo.AddModNotice("Server message from " + cl.name)
cl.belongsTo.AddMsg(cl, false, true, svmsg)
return "", nil
},
},
common.CNPlaying.String(): Command{
HelpText: "Set the title text and info link.",
Function: func(cl *Client, args []string) (string, error) {
// Clear/hide title if sent with no arguments.
if len(args) == 0 {
cl.belongsTo.ClearPlaying()
return "Title cleared", nil
}
link := ""
title := ""
// pick out the link (can be anywhere, as long as there are no spaces).
for _, word := range args {
word = html.UnescapeString(word)
if strings.HasPrefix(word, "http://") || strings.HasPrefix(word, "https://") {
link = word
} else {
title = title + " " + word
}
}
title = strings.TrimSpace(title)
link = strings.TrimSpace(link)
if len(title) > settings.TitleLength {
return "", fmt.Errorf("Title too long (%d/%d)", len(title), settings.TitleLength)
}
// Send a notice to the mods and admins
if len(link) == 0 {
cl.belongsTo.AddModNotice(cl.name + " set the playing title to '" + title + "' with no link")
} else {
cl.belongsTo.AddModNotice(cl.name + " set the playing title to '" + title + "' with link '" + link + "'")
}
cl.belongsTo.SetPlaying(title, link)
return "", nil
},
},
common.CNUnmod.String(): Command{
HelpText: "Revoke a user's moderator privilages. Moderators can only unmod themselves.",
Function: func(cl *Client, args []string) (string, error) {
if len(args) > 0 && cl.CmdLevel != common.CmdlAdmin && cl.name != args[0] {
return "", fmt.Errorf("You can only unmod yourself, not others.")
}
if len(args) == 0 || (len(args) == 1 && strings.TrimLeft(args[0], "@") == cl.name) {
cl.Unmod()
cl.belongsTo.AddModNotice(cl.name + " has unmodded themselves")
return "You have unmodded yourself.", nil
}
name := strings.TrimLeft(args[0], "@")
if err := cl.belongsTo.Unmod(name); err != nil {
return "", err
}
cl.belongsTo.AddModNotice(cl.name + " has unmodded " + name)
return "", nil
},
},
common.CNKick.String(): Command{
HelpText: "Kick a user from chat.",
Function: func(cl *Client, args []string) (string, error) {
if len(args) == 0 {
return "", fmt.Errorf("Missing name to kick.")
}
return "", cl.belongsTo.Kick(strings.TrimLeft(args[0], "@"))
},
},
common.CNBan.String(): Command{
HelpText: "Ban a user from chat. They will not be able to re-join chat, but will still be able to view the stream.",
Function: func(cl *Client, args []string) (string, error) {
if len(args) == 0 {
return "", fmt.Errorf("missing name to ban.")
}
name := strings.TrimLeft(args[0], "@")
common.LogInfof("[ban] Attempting to ban %s\n", name)
return "", cl.belongsTo.Ban(name)
},
},
common.CNUnban.String(): Command{
HelpText: "Remove a ban on a user.",
Function: func(cl *Client, args []string) (string, error) {
if len(args) == 0 {
return "", fmt.Errorf("missing name to unban.")
}
name := strings.TrimLeft(args[0], "@")
common.LogInfof("[ban] Attempting to unban %s\n", name)
err := settings.RemoveBan(name)
if err != nil {
return "", err
}
cl.belongsTo.AddModNotice(cl.name + " has unbanned " + name)
return "", nil
},
},
common.CNPurge.String(): Command{
HelpText: "Purge the chat.",
Function: func(cl *Client, args []string) (string, error) {
common.LogInfoln("[purge] clearing chat")
cl.belongsTo.AddCmdMsg(common.CmdPurgeChat, nil)
return "", nil
},
},
},
admin: map[string]Command{
common.CNMod.String(): Command{
HelpText: "Grant moderator privilages to a user.",
Function: func(cl *Client, args []string) (string, error) {
if len(args) == 0 {
return "", fmt.Errorf("Missing user to mod.")
}
name := strings.TrimLeft(args[0], "@")
if err := cl.belongsTo.Mod(name); err != nil {
return "", err
}
cl.belongsTo.AddModNotice(cl.name + " has modded " + name)
return "", nil
},
},
common.CNReloadPlayer.String(): Command{
HelpText: "Reload the stream player for everybody in chat.",
Function: func(cl *Client, args []string) (string, error) {
cl.belongsTo.AddModNotice(cl.name + " has modded forced a player reload")
cl.belongsTo.AddCmdMsg(common.CmdRefreshPlayer, nil)
return "Reloading player for all chatters.", nil
},
},
common.CNReloadEmotes.String(): Command{
HelpText: "Reload the emotes on the server.",
Function: func(cl *Client, args []string) (string, error) {
go commandReloadEmotes(cl)
return "Reloading emotes...", nil
},
},
common.CNModpass.String(): Command{
HelpText: "Generate a single-use mod password.",
Function: func(cl *Client, args []string) (string, error) {
cl.belongsTo.AddModNotice(cl.name + " generated a mod password")
password := cl.belongsTo.generateModPass()
return "Single use password: " + password, nil
},
},
common.CNRoomAccess.String(): Command{
HelpText: "Change the room access type.",
Function: func(cl *Client, args []string) (string, error) {
// Print current access type if no arguments given
if len(args) == 0 {
return "Current room access type: " + string(settings.RoomAccess), nil
}
switch AccessMode(strings.ToLower(args[0])) {
case AccessOpen:
settings.RoomAccess = AccessOpen
common.LogInfoln("[access] Room set to open")
return "Room access set to open", nil
case AccessPin:
// A pin/password was provided, use it.
if len(args) == 2 {
// TODO: make this a bit more robust. Currently, only accepts a single word as a pin/password
settings.RoomAccessPin = args[1]
// A pin/password was not provided, generate a new one.
} else {
_, err := settings.generateNewPin()
if err != nil {
common.LogErrorln("Error generating new access pin: ", err.Error())
return "", fmt.Errorf("Unable to generate a new pin, access unchanged: " + err.Error())
}
}
settings.RoomAccess = AccessPin
common.LogInfoln("[access] Room set to pin: " + settings.RoomAccessPin)
return "Room access set to Pin: " + settings.RoomAccessPin, nil
case AccessRequest:
settings.RoomAccess = AccessRequest
common.LogInfoln("[access] Room set to request")
return "Room access set to request. WARNING: this isn't implemented yet.", nil
default:
return "", fmt.Errorf("Invalid access mode")
}
},
},
common.CNIP.String(): Command{
HelpText: "List users and IP in the server console. Requires logging level to be set to info or above.",
Function: func(cl *Client, args []string) (string, error) {
cl.belongsTo.clientsMtx.Lock()
common.LogInfoln("Clients:")
for id, client := range cl.belongsTo.clients {
common.LogInfof(" [%d] %s %s\n", id, client.name, client.conn.Host())
}
cl.belongsTo.clientsMtx.Unlock()
return "see console for output", nil
},
},
common.CNAddEmotes.String(): Command{
HelpText: "Add emotes from a given twitch channel.",
Function: func(cl *Client, args []string) (string, error) {
// Fire this off in it's own goroutine so the client doesn't
// block waiting for the emote download to finish.
go func() {
// Pretty sure this breaks on partial downloads (eg, one good channel and one non-existent)
err := getEmotes(args)
if err != nil {
cl.SendChatData(common.NewChatMessage("", "",
err.Error(),
common.CmdlUser, common.MsgCommandResponse))
return
}
// If the emotes were able to be downloaded, add the channels to settings
settings.AddApprovedEmotes(args)
// reload emotes now that new ones were added
err = loadEmotes()
if err != nil {
cl.SendChatData(common.NewChatMessage("", "",
err.Error(),
common.CmdlUser, common.MsgCommandResponse))
return
}
cl.belongsTo.AddModNotice(cl.name + " has added emotes from the following channels: " + strings.Join(args, ", "))
commandReloadEmotes(cl)
}()
return "Emote download initiated for the following channels: " + strings.Join(args, ", "), nil
},
},
},
}
func (cc *CommandControl) RunCommand(command string, args []string, sender *Client) (string, error) {
// get correct command from combined commands
cmd := common.GetFullChatCommand(command)
// Look for user command
if userCmd, ok := cc.user[cmd]; ok {
common.LogInfof("[user] %s /%s %s\n", sender.name, command, strings.Join(args, " "))
return userCmd.Function(sender, args)
}
// Look for mod command
if modCmd, ok := cc.mod[cmd]; ok {
if sender.CmdLevel >= common.CmdlMod {
common.LogInfof("[mod] %s /%s %s\n", sender.name, command, strings.Join(args, " "))
return modCmd.Function(sender, args)
}
common.LogInfof("[mod REJECTED] %s /%s %s\n", sender.name, command, strings.Join(args, " "))
return "", fmt.Errorf("You are not a mod Jebaited")
}
// Look for admin command
if adminCmd, ok := cc.admin[cmd]; ok {
if sender.CmdLevel == common.CmdlAdmin {
common.LogInfof("[admin] %s /%s %s\n", sender.name, command, strings.Join(args, " "))
return adminCmd.Function(sender, args)
}
common.LogInfof("[admin REJECTED] %s /%s %s\n", sender.name, command, strings.Join(args, " "))
return "", fmt.Errorf("You are not the admin Jebaited")
}
// Command not found
common.LogInfof("[cmd|error] %s /%s %s\n", sender.name, command, strings.Join(args, " "))
return "", fmt.Errorf("Invalid command.")
}
func cmdHelp(cl *Client, args []string) (string, error) {
url := "/help"
if cl.CmdLevel >= common.CmdlMod {
url += "?mod=1"
}
if cl.CmdLevel == common.CmdlAdmin {
url += "&admin=1"
}
cl.SendChatData(common.NewChatCommand(common.CmdHelp, []string{url}))
return `Opening help in new window.`, nil
}
func getHelp(lvl common.CommandLevel) map[string]string {
var cmdList map[string]Command
switch lvl {
case common.CmdlUser:
cmdList = commands.user
case common.CmdlMod:
cmdList = commands.mod
case common.CmdlAdmin:
cmdList = commands.admin
}
helptext := map[string]string{}
for name, cmd := range cmdList {
helptext[name] = cmd.HelpText
}
return helptext
}
func commandReloadEmotes(cl *Client) {
cl.SendServerMessage("Reloading emotes")
err := loadEmotes()
if err != nil {
common.LogErrorf("Unbale to reload emotes: %s\n", err)
//return "", err
cl.SendChatData(common.NewChatMessage("", "",
err.Error(),
common.CmdlUser, common.MsgCommandResponse))
return
}
cl.belongsTo.AddChatMsg(common.NewChatHiddenMessage(common.CdEmote, common.Emotes))
cl.belongsTo.AddModNotice(cl.name + " has reloaded emotes")
num := len(common.Emotes)
common.LogInfof("Loaded %d emotes\n", num)
cl.belongsTo.AddModNotice(fmt.Sprintf("%s reloaded %d emotes.", cl.name, num))
}