bot

package
v1.24.21 Latest Latest
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 Go to latest Published: Jan 13, 2021 License: MIT Imports: 37 Imported by: 0

Documentation

Index

Constants

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const DBSchema = `` /* 253-byte string literal not displayed */
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const EventLoggerPeriodDuration = time.Second * 10
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const (
	EvtGuildState dshardorchestrator.EventType = 101
)
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const (
	// How long after removing a guild the config for it gets cleared
	GuildRemoveConfigExpire = 60 * 60 * 24 // <- 1 day
)
View Source 
const MemFreeThreshold = 90

Variables

View Source 
var (

	// Set of redis admins
	RedisKeyAdmins = "yagpdb_admins"

	// Set of users with read only access
	RedisKeyReadOnlyAccess = "yagpdb_ro_access"
)
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var (
	// When the bot was started
	Started      = time.Now()
	Enabled      bool // wether the bot is set to run at some point in this process
	Running      bool // wether the bot is currently running
	State        *dstate.State
	ShardManager *dshardmanager.Manager

	NodeConn          *node.Conn
	UsingOrchestrator bool
)
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var (
	ErrStartingUp    = errors.New("Starting up, caches are being filled...")
	ErrGuildNotFound = errors.New("Guild not found")
)
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var (
	BatchMemberJobManager = newBatchMemberJobManager()
)
View Source 
var BotPlugin = new(botPlugin)

bot plugin

View Source 
var (
	Cache = cache.New(time.Minute, time.Minute)
)
View Source 
var (
	ErrGuildNotOnProcess = errors.New("Guild not on process")
)
View Source 
var ErrTimeoutWaitingForMember = errors.New("Timeout waiting for members")
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var (
	EventLogger = &eventLogger{}
)
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var (
	MemberFetcher = &memberFetcher{
		fetching:    make(map[int64]*MemberFetchGuildQueue),
		notFetching: make(map[int64]*MemberFetchGuildQueue),
	}
)
View Source 
var MessageDeleteQueue = &messageDeleteQueue{
	channels: make(map[int64]*messageDeleteQueueChannel),
}
View Source 
var ReadyTracker = &readyTracker{}

ReadyTracker tracks process shards and initial readies/resumes, aswell as sending out events

Functions

func AdminOrPerm 

func AdminOrPerm(guildID int64, channelID int64, userID int64, needed int) (bool, error)

AdminOrPerm is the same as AdminOrPermMS but only required a member ID

func AdminOrPermMS added in v1.11.5 

func AdminOrPermMS(channelID int64, ms *dstate.MemberState, needed int) (bool, error)

AdminOrPermMS checks if the provided member has all of the needed permissions or is a admin

func BotProbablyHasPermission added in v1.4.12 

func BotProbablyHasPermission(guildID int64, channelID int64, permission int) bool

BotProbablyHasPermission returns true if its possible that the bot has the following permission, it also returns true if the bot member could not be found or if the guild is not in state (hence, probably)

func BotProbablyHasPermissionGS added in v1.4.12 

func BotProbablyHasPermissionGS(gs *dstate.GuildState, channelID int64, permission int) bool

BotProbablyHasPermissionGS is the same as BotProbablyHasPermission but with a guildstate instead of guildid

func CheckDiscordErrRetry added in v1.20.0 

func CheckDiscordErrRetry(err error) bool

func ConcurrentEventHandler 

func ConcurrentEventHandler(inner eventsystem.HandlerFuncLegacy) eventsystem.HandlerFuncLegacy

func ContextSession 

func ContextSession(ctx context.Context) *discordgo.Session

func EvictGSCache added in v1.18.3 

func EvictGSCache(guildID int64, key GSCacheKey)

func GenNonce added in v1.24.11 

func GenNonce() int

func GetMember 

func GetMember(guildID, userID int64) (*dstate.MemberState, error)

GetMember will either return a member from state or fetch one from the member fetcher and then put it in state

func GetMemberJoinedAt added in v1.24.6 

func GetMemberJoinedAt(guildID, userID int64) (*dstate.MemberState, error)

GetMemberJoinedAt is the same as GetMember but it ensures the JoinedAt field is present

func GetMembers 

func GetMembers(guildID int64, userIDs ...int64) ([]*dstate.MemberState, error)

GetMembers is the same as GetMember but with multiple members

func GetMessages 

func GetMessages(channelID int64, limit int, deleted bool, retreive bool) ([]*dstate.MessageState, error)

GetMessages Gets messages from state if possible, if not then it retrieves from the discord api Puts the messages in the state aswell

func GetUsers added in v1.18.3 

func GetUsers(guildID int64, ids ...int64) []*discordgo.User

func GetUsersGS added in v1.18.3 

func GetUsersGS(gs *dstate.GuildState, ids ...int64) []*discordgo.User

func GuildCountsFunc 

func GuildCountsFunc() []int

func GuildName added in v0.29.1 

func GuildName(gID int64) (name string)

GuildName is a convenience function for getting the name of a guild

func GuildShardID added in v1.11.0 

func GuildShardID(totalShards, guildID int64) int

GuildShardID returns the shard id for the provided guild id

func HandleGuildCreate 

func HandleGuildCreate(evt *eventsystem.EventData) (retry bool, err error)

func HandleGuildDelete 

func HandleGuildDelete(evt *eventsystem.EventData) (retry bool, err error)

func HandleGuildMemberAdd added in v1.7.0 

func HandleGuildMemberAdd(evt *eventsystem.EventData) (retry bool, err error)

func HandleGuildMemberRemove added in v1.11.6 

func HandleGuildMemberRemove(evt *eventsystem.EventData) (retry bool, err error)

func HandleGuildMembersChunk added in v1.6.0 

func HandleGuildMembersChunk(data *eventsystem.EventData)

func HandleGuildUpdate 

func HandleGuildUpdate(evt *eventsystem.EventData) (retry bool, err error)

func HandleMessageCreate added in v1.11.1 

func HandleMessageCreate(evt *eventsystem.EventData)

func HandleMessageCreateUpdateFirst added in v1.24.6 

func HandleMessageCreateUpdateFirst(evt *eventsystem.EventData)

HandleMessageCreateUpdateFirst transforms the message events a little to make them easier to deal with Message.Member.User is null from the api, so we assign it to Message.Author

func HandleRatelimit added in v1.19.19 

func HandleRatelimit(evt *eventsystem.EventData)

func HandleReactionAdd added in v1.11.1 

func HandleReactionAdd(evt *eventsystem.EventData)

func HandleReady 

func HandleReady(data *eventsystem.EventData)

func HasReadOnlyAccess added in v1.6.0 

func HasReadOnlyAccess(userID int64) (hasAccess bool, err error)

func InvalidateCache 

func InvalidateCache(guildID, userID int64)

func IsBotAdmin added in v1.6.0 

func IsBotAdmin(userID int64) (isAdmin bool, err error)

func IsMemberAbove added in v1.11.5 

func IsMemberAbove(gs *dstate.GuildState, ms1 *dstate.MemberState, ms2 *dstate.MemberState) bool

IsMemberAbove returns wether ms1 is above ms2 in terms of roles (e.g the highest role of ms1 is higher than the highest role of ms2) assumes gs is locked, otherwise race conditions will occur

func IsMemberAboveRole added in v1.16.0 

func IsMemberAboveRole(gs *dstate.GuildState, ms1 *dstate.MemberState, role *discordgo.Role) bool

IsMemberAboveRole returns wether ms is above role assumes gs is locked, otherwise race conditions will occur

func IsNormalUserMessage added in v1.24.6 

func IsNormalUserMessage(msg *discordgo.Message) bool

func MemberHighestRole added in v1.11.5 

func MemberHighestRole(gs *dstate.GuildState, ms *dstate.MemberState) *discordgo.Role

MemberHighestRole returns the highest role for ms, assumes gs is rlocked, otherwise race conditions will occur

func NodeID added in v1.11.2 

func NodeID() string

NodeID returns this node's ID if using the orchestrator system

func QueueMergedMessage 

func QueueMergedMessage(channelID int64, message string, allowedMentions discordgo.AllowedMentions)

func RefreshStatus added in v1.11.4 

func RefreshStatus(session *discordgo.Session)

RefreshStatus updates the provided sessions status according to the current status set

func Run 

func Run(nodeID string)

Run intializes and starts the discord bot component of yagpdb

func SendDM 

func SendDM(user int64, msg string) error

func SendDMEmbed added in v1.4.1 

func SendDMEmbed(user int64, embed *discordgo.MessageEmbed) error

func SendMessage added in v1.4.12 

func SendMessage(guildID int64, channelID int64, msg string) (permsOK bool, resp *discordgo.Message, err error)

func SendMessageEmbed added in v1.4.12 

func SendMessageEmbed(guildID int64, channelID int64, msg *discordgo.MessageEmbed) (permsOK bool, resp *discordgo.Message, err error)

func SendMessageEmbedGS added in v1.4.12 

func SendMessageEmbedGS(gs *dstate.GuildState, channelID int64, msg *discordgo.MessageEmbed) (permsOK bool, resp *discordgo.Message, err error)

func SendMessageGS added in v1.4.12 

func SendMessageGS(gs *dstate.GuildState, channelID int64, msg string) (permsOK bool, resp *discordgo.Message, err error)

func SetStatus added in v1.4.7 

func SetStatus(streaming, status string)

func SnowflakeToTime added in v1.4.1 

func SnowflakeToTime(i int64) time.Time

func StateHandler 

func StateHandler(evt *eventsystem.EventData)

StateHandler updates the world state use AddHandlerBefore to add handler before this one, otherwise they will alwyas be after

func Stop 

func Stop(wg *sync.WaitGroup)

func StopAllPlugins added in v1.4.1 

func StopAllPlugins(wg *sync.WaitGroup)

Types

type BotInitHandler added in v1.4.1 

type BotInitHandler interface {
	BotInit()
}

Fired when the bot it starting up, not for the webserver

type BotStopperHandler 

type BotStopperHandler interface {
	StopBot(wg *sync.WaitGroup)
}

BotStopperHandler runs when the bot is shuttdown down you need to call wg.Done when you have completed your plugin shutdown (stopped background workers)

type DiscordMessages 

type DiscordMessages []*dstate.MessageState

func (DiscordMessages) Len 

func (d DiscordMessages) Len() int

Len is the number of elements in the collection.

func (DiscordMessages) Less 

func (d DiscordMessages) Less(i, j int) bool

Less reports whether the element with index i should sort before the element with index j.

func (DiscordMessages) Swap 

func (d DiscordMessages) Swap(i, j int)

Swap swaps the elements with indexes i and j.

type GSCacheKey added in v1.18.3 

type GSCacheKey string

type LateBotInitHandler added in v1.11.5 

type LateBotInitHandler interface {
	LateBotInit()
}

Fired when the bot it starting up, after BotInit

type MemWatcher added in v1.16.0 

type MemWatcher struct {
	// contains filtered or unexported fields
}

func (*MemWatcher) Check added in v1.16.0 

func (mw *MemWatcher) Check()

func (*MemWatcher) Run added in v1.16.0 

func (mw *MemWatcher) Run()

type MemberFetchGuildQueue 

type MemberFetchGuildQueue struct {
	Queue []*MemberFetchRequest
}

type MemberFetchRequest 

type MemberFetchRequest struct {
	Member          int64
	Guild           int64
	NeedJoinedAt    bool
	WaitingChannels []chan MemberFetchResult
}

type MemberFetchResult 

type MemberFetchResult struct {
	Err    error
	Member *dstate.MemberState
}

type NewGuildHandler 

type NewGuildHandler interface {
	NewGuild(guild *discordgo.Guild) error
}

Used for intializing stuff for new servers

type NodeImpl added in v1.11.0 

type NodeImpl struct {
	// contains filtered or unexported fields
}

func (*NodeImpl) AddNewShards added in v1.24.6 

func (n *NodeImpl) AddNewShards(shards ...int)

func (*NodeImpl) HandleUserEvent added in v1.11.0 

func (n *NodeImpl) HandleUserEvent(evt dshardorchestrator.EventType, data interface{})

func (*NodeImpl) InitializeShardTransferFrom added in v1.11.0 

func (n *NodeImpl) InitializeShardTransferFrom(shard int) (sessionID string, sequence int64)

func (*NodeImpl) InitializeShardTransferTo added in v1.11.0 

func (n *NodeImpl) InitializeShardTransferTo(shard int, sessionID string, sequence int64)

func (*NodeImpl) LoadGuildState added in v1.11.0 

func (n *NodeImpl) LoadGuildState(gs *dstate.GuildState)

func (*NodeImpl) ResumeShard added in v1.24.6 

func (n *NodeImpl) ResumeShard(shard int, sessionID string, sequence int64)

func (*NodeImpl) SendGuilds added in v1.11.0 

func (n *NodeImpl) SendGuilds(shard int) int

func (*NodeImpl) SessionEstablished added in v1.11.0 

func (n *NodeImpl) SessionEstablished(info node.SessionInfo)

func (*NodeImpl) Shutdown added in v1.11.0 

func (n *NodeImpl) Shutdown()

called when the bot should shut down, make sure to send EvtShutdown when completed

func (*NodeImpl) StartShardTransferFrom added in v1.11.0 

func (n *NodeImpl) StartShardTransferFrom(shard int) (numEventsSent int)

this should return when all user events has been sent, with the number of user events sent

func (*NodeImpl) StopShard added in v1.11.0 

func (n *NodeImpl) StopShard(shard int) (sessionID string, sequence int64)

type QueuedMergedMessage added in v1.24.6 

type QueuedMergedMessage struct {
	Content         string
	AllowedMentions discordgo.AllowedMentions
}

type RemoveGuildHandler 

type RemoveGuildHandler interface {
	RemoveGuild(guildID int64) error
}

Used for deleting configuration about servers

type ShardMigrationHandler added in v1.4.1 

type ShardMigrationHandler interface {
	GuildMigrated(guild *dstate.GuildState, toThisSlave bool)
}

type ShardMigrationReceiver added in v1.11.5 

type ShardMigrationReceiver interface {
	ShardMigrationReceive(evt dshardorchestrator.EventType, data interface{})
}

type ShardMigrationSender added in v1.11.5 

type ShardMigrationSender interface {
	ShardMigrationSend(shard int) int
}

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