mirror of
				https://github.com/42wim/matterbridge.git
				synced 2025-11-04 07:47:27 +01:00 
			
		
		
		
	Split-out Slack user and channel management (#762)
This commit is contained in:
		
							parent
							
								
									eabf2a4582
								
							
						
					
					
						commit
						74699a8262
					
				@ -158,7 +158,6 @@ linters-settings:
 | 
			
		||||
      - regexpMust
 | 
			
		||||
      - singleCaseSwitch
 | 
			
		||||
      - sloppyLen
 | 
			
		||||
      - sloppyReassign
 | 
			
		||||
      - switchTrue
 | 
			
		||||
      - typeSwitchVar
 | 
			
		||||
      - typeUnparen
 | 
			
		||||
 | 
			
		||||
@ -1,7 +1,6 @@
 | 
			
		||||
package bslack
 | 
			
		||||
 | 
			
		||||
import (
 | 
			
		||||
	"context"
 | 
			
		||||
	"fmt"
 | 
			
		||||
	"regexp"
 | 
			
		||||
	"strings"
 | 
			
		||||
@ -9,220 +8,9 @@ import (
 | 
			
		||||
 | 
			
		||||
	"github.com/42wim/matterbridge/bridge/config"
 | 
			
		||||
	"github.com/nlopes/slack"
 | 
			
		||||
	"github.com/sirupsen/logrus"
 | 
			
		||||
)
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) getUser(id string) *slack.User {
 | 
			
		||||
	b.usersMutex.RLock()
 | 
			
		||||
	user, ok := b.users[id]
 | 
			
		||||
	b.usersMutex.RUnlock()
 | 
			
		||||
	if ok {
 | 
			
		||||
		return user
 | 
			
		||||
	}
 | 
			
		||||
	b.populateUser(id)
 | 
			
		||||
	b.usersMutex.RLock()
 | 
			
		||||
	defer b.usersMutex.RUnlock()
 | 
			
		||||
 | 
			
		||||
	return b.users[id]
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) getUsername(id string) string {
 | 
			
		||||
	if user := b.getUser(id); user != nil {
 | 
			
		||||
		if user.Profile.DisplayName != "" {
 | 
			
		||||
			return user.Profile.DisplayName
 | 
			
		||||
		}
 | 
			
		||||
		return user.Name
 | 
			
		||||
	}
 | 
			
		||||
	b.Log.Warnf("Could not find user with ID '%s'", id)
 | 
			
		||||
	return ""
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) getAvatar(id string) string {
 | 
			
		||||
	if user := b.getUser(id); user != nil {
 | 
			
		||||
		return user.Profile.Image48
 | 
			
		||||
	}
 | 
			
		||||
	return ""
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) getChannel(channel string) (*slack.Channel, error) {
 | 
			
		||||
	if strings.HasPrefix(channel, "ID:") {
 | 
			
		||||
		return b.getChannelByID(strings.TrimPrefix(channel, "ID:"))
 | 
			
		||||
	}
 | 
			
		||||
	return b.getChannelByName(channel)
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) getChannelByName(name string) (*slack.Channel, error) {
 | 
			
		||||
	return b.getChannelBy(name, b.channelsByName)
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) getChannelByID(ID string) (*slack.Channel, error) {
 | 
			
		||||
	return b.getChannelBy(ID, b.channelsByID)
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) getChannelBy(lookupKey string, lookupMap map[string]*slack.Channel) (*slack.Channel, error) {
 | 
			
		||||
	b.channelsMutex.RLock()
 | 
			
		||||
	defer b.channelsMutex.RUnlock()
 | 
			
		||||
 | 
			
		||||
	if channel, ok := lookupMap[lookupKey]; ok {
 | 
			
		||||
		return channel, nil
 | 
			
		||||
	}
 | 
			
		||||
	return nil, fmt.Errorf("%s: channel %s not found", b.Account, lookupKey)
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
const minimumRefreshInterval = 10 * time.Second
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) populateUser(userID string) {
 | 
			
		||||
	b.usersMutex.RLock()
 | 
			
		||||
	_, exists := b.users[userID]
 | 
			
		||||
	b.usersMutex.RUnlock()
 | 
			
		||||
	if exists {
 | 
			
		||||
		// already in cache
 | 
			
		||||
		return
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	user, err := b.sc.GetUserInfo(userID)
 | 
			
		||||
	if err != nil {
 | 
			
		||||
		b.Log.Debugf("GetUserInfo failed for %v: %v", userID, err)
 | 
			
		||||
		return
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	b.usersMutex.Lock()
 | 
			
		||||
	b.users[userID] = user
 | 
			
		||||
	b.usersMutex.Unlock()
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) populateUsers(wait bool) {
 | 
			
		||||
	b.refreshMutex.Lock()
 | 
			
		||||
	if !wait && (time.Now().Before(b.earliestUserRefresh) || b.refreshInProgress) {
 | 
			
		||||
		b.Log.Debugf("Not refreshing user list as it was done less than %v ago.",
 | 
			
		||||
			minimumRefreshInterval)
 | 
			
		||||
		b.refreshMutex.Unlock()
 | 
			
		||||
 | 
			
		||||
		return
 | 
			
		||||
	}
 | 
			
		||||
	for b.refreshInProgress {
 | 
			
		||||
		b.refreshMutex.Unlock()
 | 
			
		||||
		time.Sleep(time.Second)
 | 
			
		||||
		b.refreshMutex.Lock()
 | 
			
		||||
	}
 | 
			
		||||
	b.refreshInProgress = true
 | 
			
		||||
	b.refreshMutex.Unlock()
 | 
			
		||||
 | 
			
		||||
	newUsers := map[string]*slack.User{}
 | 
			
		||||
	pagination := b.sc.GetUsersPaginated(slack.GetUsersOptionLimit(200))
 | 
			
		||||
	count := 0
 | 
			
		||||
	for {
 | 
			
		||||
		var err error
 | 
			
		||||
		pagination, err = pagination.Next(context.Background())
 | 
			
		||||
		time.Sleep(time.Second)
 | 
			
		||||
		if err != nil {
 | 
			
		||||
			if pagination.Done(err) {
 | 
			
		||||
				break
 | 
			
		||||
			}
 | 
			
		||||
 | 
			
		||||
			if err = b.handleRateLimit(err); err != nil {
 | 
			
		||||
				b.Log.Errorf("Could not retrieve users: %#v", err)
 | 
			
		||||
				return
 | 
			
		||||
			}
 | 
			
		||||
			continue
 | 
			
		||||
		}
 | 
			
		||||
 | 
			
		||||
		for i := range pagination.Users {
 | 
			
		||||
			newUsers[pagination.Users[i].ID] = &pagination.Users[i]
 | 
			
		||||
		}
 | 
			
		||||
		b.Log.Debugf("getting %d users", len(pagination.Users))
 | 
			
		||||
		count++
 | 
			
		||||
		// more > 2000 users, slack will complain and ratelimit. break
 | 
			
		||||
		if count > 10 {
 | 
			
		||||
			b.Log.Info("Large slack detected > 2000 users, skipping loading complete userlist.")
 | 
			
		||||
			break
 | 
			
		||||
		}
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	b.usersMutex.Lock()
 | 
			
		||||
	defer b.usersMutex.Unlock()
 | 
			
		||||
	b.users = newUsers
 | 
			
		||||
 | 
			
		||||
	b.refreshMutex.Lock()
 | 
			
		||||
	defer b.refreshMutex.Unlock()
 | 
			
		||||
	b.earliestUserRefresh = time.Now().Add(minimumRefreshInterval)
 | 
			
		||||
	b.refreshInProgress = false
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) populateChannels(wait bool) {
 | 
			
		||||
	b.refreshMutex.Lock()
 | 
			
		||||
	if !wait && (time.Now().Before(b.earliestChannelRefresh) || b.refreshInProgress) {
 | 
			
		||||
		b.Log.Debugf("Not refreshing channel list as it was done less than %v seconds ago.",
 | 
			
		||||
			minimumRefreshInterval)
 | 
			
		||||
		b.refreshMutex.Unlock()
 | 
			
		||||
		return
 | 
			
		||||
	}
 | 
			
		||||
	for b.refreshInProgress {
 | 
			
		||||
		b.refreshMutex.Unlock()
 | 
			
		||||
		time.Sleep(time.Second)
 | 
			
		||||
		b.refreshMutex.Lock()
 | 
			
		||||
	}
 | 
			
		||||
	b.refreshInProgress = true
 | 
			
		||||
	b.refreshMutex.Unlock()
 | 
			
		||||
 | 
			
		||||
	newChannelsByID := map[string]*slack.Channel{}
 | 
			
		||||
	newChannelsByName := map[string]*slack.Channel{}
 | 
			
		||||
	newChannelMembers := make(map[string][]string)
 | 
			
		||||
 | 
			
		||||
	// We only retrieve public and private channels, not IMs
 | 
			
		||||
	// and MPIMs as those do not have a channel name.
 | 
			
		||||
	queryParams := &slack.GetConversationsParameters{
 | 
			
		||||
		ExcludeArchived: "true",
 | 
			
		||||
		Types:           []string{"public_channel,private_channel"},
 | 
			
		||||
	}
 | 
			
		||||
	for {
 | 
			
		||||
		channels, nextCursor, err := b.sc.GetConversations(queryParams)
 | 
			
		||||
		if err != nil {
 | 
			
		||||
			if err = b.handleRateLimit(err); err != nil {
 | 
			
		||||
				b.Log.Errorf("Could not retrieve channels: %#v", err)
 | 
			
		||||
				return
 | 
			
		||||
			}
 | 
			
		||||
			continue
 | 
			
		||||
		}
 | 
			
		||||
 | 
			
		||||
		for i := range channels {
 | 
			
		||||
			newChannelsByID[channels[i].ID] = &channels[i]
 | 
			
		||||
			newChannelsByName[channels[i].Name] = &channels[i]
 | 
			
		||||
			// also find all the members in every channel
 | 
			
		||||
			// comment for now, issues on big slacks
 | 
			
		||||
			/*
 | 
			
		||||
				members, err := b.getUsersInConversation(channels[i].ID)
 | 
			
		||||
				if err != nil {
 | 
			
		||||
					if err = b.handleRateLimit(err); err != nil {
 | 
			
		||||
						b.Log.Errorf("Could not retrieve channel members: %#v", err)
 | 
			
		||||
						return
 | 
			
		||||
					}
 | 
			
		||||
					continue
 | 
			
		||||
				}
 | 
			
		||||
				newChannelMembers[channels[i].ID] = members
 | 
			
		||||
			*/
 | 
			
		||||
		}
 | 
			
		||||
 | 
			
		||||
		if nextCursor == "" {
 | 
			
		||||
			break
 | 
			
		||||
		}
 | 
			
		||||
		queryParams.Cursor = nextCursor
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	b.channelsMutex.Lock()
 | 
			
		||||
	defer b.channelsMutex.Unlock()
 | 
			
		||||
	b.channelsByID = newChannelsByID
 | 
			
		||||
	b.channelsByName = newChannelsByName
 | 
			
		||||
 | 
			
		||||
	b.channelMembersMutex.Lock()
 | 
			
		||||
	defer b.channelMembersMutex.Unlock()
 | 
			
		||||
	b.channelMembers = newChannelMembers
 | 
			
		||||
 | 
			
		||||
	b.refreshMutex.Lock()
 | 
			
		||||
	defer b.refreshMutex.Unlock()
 | 
			
		||||
	b.earliestChannelRefresh = time.Now().Add(minimumRefreshInterval)
 | 
			
		||||
	b.refreshInProgress = false
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
// populateReceivedMessage shapes the initial Matterbridge message that we will forward to the
 | 
			
		||||
// router before we apply message-dependent modifications.
 | 
			
		||||
func (b *Bslack) populateReceivedMessage(ev *slack.MessageEvent) (*config.Message, error) {
 | 
			
		||||
@ -315,7 +103,7 @@ func (b *Bslack) populateMessageWithBotInfo(ev *slack.MessageEvent, rmsg *config
 | 
			
		||||
			break
 | 
			
		||||
		}
 | 
			
		||||
 | 
			
		||||
		if err = b.handleRateLimit(err); err != nil {
 | 
			
		||||
		if err = handleRateLimit(b.Log, err); err != nil {
 | 
			
		||||
			b.Log.Errorf("Could not retrieve bot information: %#v", err)
 | 
			
		||||
			return err
 | 
			
		||||
		}
 | 
			
		||||
@ -404,16 +192,6 @@ func (b *Bslack) replaceCodeFence(text string) string {
 | 
			
		||||
	return codeFenceRE.ReplaceAllString(text, "```")
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) handleRateLimit(err error) error {
 | 
			
		||||
	rateLimit, ok := err.(*slack.RateLimitedError)
 | 
			
		||||
	if !ok {
 | 
			
		||||
		return err
 | 
			
		||||
	}
 | 
			
		||||
	b.Log.Infof("Rate-limited by Slack. Sleeping for %v", rateLimit.RetryAfter)
 | 
			
		||||
	time.Sleep(rateLimit.RetryAfter)
 | 
			
		||||
	return nil
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
// getUsersInConversation returns an array of userIDs that are members of channelID
 | 
			
		||||
func (b *Bslack) getUsersInConversation(channelID string) ([]string, error) {
 | 
			
		||||
	channelMembers := []string{}
 | 
			
		||||
@ -424,7 +202,7 @@ func (b *Bslack) getUsersInConversation(channelID string) ([]string, error) {
 | 
			
		||||
 | 
			
		||||
		members, nextCursor, err := b.sc.GetUsersInConversation(queryParams)
 | 
			
		||||
		if err != nil {
 | 
			
		||||
			if err = b.handleRateLimit(err); err != nil {
 | 
			
		||||
			if err = handleRateLimit(b.Log, err); err != nil {
 | 
			
		||||
				return channelMembers, fmt.Errorf("Could not retrieve users in channels: %#v", err)
 | 
			
		||||
			}
 | 
			
		||||
			continue
 | 
			
		||||
@ -439,3 +217,13 @@ func (b *Bslack) getUsersInConversation(channelID string) ([]string, error) {
 | 
			
		||||
	}
 | 
			
		||||
	return channelMembers, nil
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func handleRateLimit(log *logrus.Entry, err error) error {
 | 
			
		||||
	rateLimit, ok := err.(*slack.RateLimitedError)
 | 
			
		||||
	if !ok {
 | 
			
		||||
		return err
 | 
			
		||||
	}
 | 
			
		||||
	log.Infof("Rate-limited by Slack. Sleeping for %v", rateLimit.RetryAfter)
 | 
			
		||||
	time.Sleep(rateLimit.RetryAfter)
 | 
			
		||||
	return nil
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
@ -351,7 +351,7 @@ func (b *Bslack) updateTopicOrPurpose(msg *config.Message, channelInfo *slack.Ch
 | 
			
		||||
		if err == nil {
 | 
			
		||||
			return nil
 | 
			
		||||
		}
 | 
			
		||||
		if err = b.handleRateLimit(err); err != nil {
 | 
			
		||||
		if err = handleRateLimit(b.Log, err); err != nil {
 | 
			
		||||
			return err
 | 
			
		||||
		}
 | 
			
		||||
	}
 | 
			
		||||
@ -392,7 +392,7 @@ func (b *Bslack) deleteMessage(msg *config.Message, channelInfo *slack.Channel)
 | 
			
		||||
			return true, nil
 | 
			
		||||
		}
 | 
			
		||||
 | 
			
		||||
		if err = b.handleRateLimit(err); err != nil {
 | 
			
		||||
		if err = handleRateLimit(b.Log, err); err != nil {
 | 
			
		||||
			b.Log.Errorf("Failed to delete user message from Slack: %#v", err)
 | 
			
		||||
			return true, err
 | 
			
		||||
		}
 | 
			
		||||
@ -411,7 +411,7 @@ func (b *Bslack) editMessage(msg *config.Message, channelInfo *slack.Channel) (b
 | 
			
		||||
			return true, nil
 | 
			
		||||
		}
 | 
			
		||||
 | 
			
		||||
		if err = b.handleRateLimit(err); err != nil {
 | 
			
		||||
		if err = handleRateLimit(b.Log, err); err != nil {
 | 
			
		||||
			b.Log.Errorf("Failed to edit user message on Slack: %#v", err)
 | 
			
		||||
			return true, err
 | 
			
		||||
		}
 | 
			
		||||
@ -431,7 +431,7 @@ func (b *Bslack) postMessage(msg *config.Message, channelInfo *slack.Channel) (s
 | 
			
		||||
			return id, nil
 | 
			
		||||
		}
 | 
			
		||||
 | 
			
		||||
		if err = b.handleRateLimit(err); err != nil {
 | 
			
		||||
		if err = handleRateLimit(b.Log, err); err != nil {
 | 
			
		||||
			b.Log.Errorf("Failed to sent user message to Slack: %#v", err)
 | 
			
		||||
			return "", err
 | 
			
		||||
		}
 | 
			
		||||
 | 
			
		||||
							
								
								
									
										222
									
								
								bridge/slack/users_channels.go
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										222
									
								
								bridge/slack/users_channels.go
									
									
									
									
									
										Normal file
									
								
							@ -0,0 +1,222 @@
 | 
			
		||||
package bslack
 | 
			
		||||
 | 
			
		||||
import (
 | 
			
		||||
	"context"
 | 
			
		||||
	"fmt"
 | 
			
		||||
	"strings"
 | 
			
		||||
	"time"
 | 
			
		||||
 | 
			
		||||
	"github.com/nlopes/slack"
 | 
			
		||||
)
 | 
			
		||||
 | 
			
		||||
const minimumRefreshInterval = 10 * time.Second
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) getUser(id string) *slack.User {
 | 
			
		||||
	b.usersMutex.RLock()
 | 
			
		||||
	user, ok := b.users[id]
 | 
			
		||||
	b.usersMutex.RUnlock()
 | 
			
		||||
	if ok {
 | 
			
		||||
		return user
 | 
			
		||||
	}
 | 
			
		||||
	b.populateUser(id)
 | 
			
		||||
	b.usersMutex.RLock()
 | 
			
		||||
	defer b.usersMutex.RUnlock()
 | 
			
		||||
 | 
			
		||||
	return b.users[id]
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) getUsername(id string) string {
 | 
			
		||||
	if user := b.getUser(id); user != nil {
 | 
			
		||||
		if user.Profile.DisplayName != "" {
 | 
			
		||||
			return user.Profile.DisplayName
 | 
			
		||||
		}
 | 
			
		||||
		return user.Name
 | 
			
		||||
	}
 | 
			
		||||
	b.Log.Warnf("Could not find user with ID '%s'", id)
 | 
			
		||||
	return ""
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) getAvatar(id string) string {
 | 
			
		||||
	if user := b.getUser(id); user != nil {
 | 
			
		||||
		return user.Profile.Image48
 | 
			
		||||
	}
 | 
			
		||||
	return ""
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) populateUser(userID string) {
 | 
			
		||||
	b.usersMutex.RLock()
 | 
			
		||||
	_, exists := b.users[userID]
 | 
			
		||||
	b.usersMutex.RUnlock()
 | 
			
		||||
	if exists {
 | 
			
		||||
		// already in cache
 | 
			
		||||
		return
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	user, err := b.sc.GetUserInfo(userID)
 | 
			
		||||
	if err != nil {
 | 
			
		||||
		b.Log.Debugf("GetUserInfo failed for %v: %v", userID, err)
 | 
			
		||||
		return
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	b.usersMutex.Lock()
 | 
			
		||||
	b.users[userID] = user
 | 
			
		||||
	b.usersMutex.Unlock()
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) populateUsers(wait bool) {
 | 
			
		||||
	b.refreshMutex.Lock()
 | 
			
		||||
	if !wait && (time.Now().Before(b.earliestUserRefresh) || b.refreshInProgress) {
 | 
			
		||||
		b.Log.Debugf("Not refreshing user list as it was done less than %v ago.",
 | 
			
		||||
			minimumRefreshInterval)
 | 
			
		||||
		b.refreshMutex.Unlock()
 | 
			
		||||
 | 
			
		||||
		return
 | 
			
		||||
	}
 | 
			
		||||
	for b.refreshInProgress {
 | 
			
		||||
		b.refreshMutex.Unlock()
 | 
			
		||||
		time.Sleep(time.Second)
 | 
			
		||||
		b.refreshMutex.Lock()
 | 
			
		||||
	}
 | 
			
		||||
	b.refreshInProgress = true
 | 
			
		||||
	b.refreshMutex.Unlock()
 | 
			
		||||
 | 
			
		||||
	newUsers := map[string]*slack.User{}
 | 
			
		||||
	pagination := b.sc.GetUsersPaginated(slack.GetUsersOptionLimit(200))
 | 
			
		||||
	count := 0
 | 
			
		||||
	for {
 | 
			
		||||
		var err error
 | 
			
		||||
		pagination, err = pagination.Next(context.Background())
 | 
			
		||||
		time.Sleep(time.Second)
 | 
			
		||||
		if err != nil {
 | 
			
		||||
			if pagination.Done(err) {
 | 
			
		||||
				break
 | 
			
		||||
			}
 | 
			
		||||
 | 
			
		||||
			if err = handleRateLimit(b.Log, err); err != nil {
 | 
			
		||||
				b.Log.Errorf("Could not retrieve users: %#v", err)
 | 
			
		||||
				return
 | 
			
		||||
			}
 | 
			
		||||
			continue
 | 
			
		||||
		}
 | 
			
		||||
 | 
			
		||||
		for i := range pagination.Users {
 | 
			
		||||
			newUsers[pagination.Users[i].ID] = &pagination.Users[i]
 | 
			
		||||
		}
 | 
			
		||||
		b.Log.Debugf("getting %d users", len(pagination.Users))
 | 
			
		||||
		count++
 | 
			
		||||
		// more > 2000 users, slack will complain and ratelimit. break
 | 
			
		||||
		if count > 10 {
 | 
			
		||||
			b.Log.Info("Large slack detected > 2000 users, skipping loading complete userlist.")
 | 
			
		||||
			break
 | 
			
		||||
		}
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	b.usersMutex.Lock()
 | 
			
		||||
	defer b.usersMutex.Unlock()
 | 
			
		||||
	b.users = newUsers
 | 
			
		||||
 | 
			
		||||
	b.refreshMutex.Lock()
 | 
			
		||||
	defer b.refreshMutex.Unlock()
 | 
			
		||||
	b.earliestUserRefresh = time.Now().Add(minimumRefreshInterval)
 | 
			
		||||
	b.refreshInProgress = false
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) getChannel(channel string) (*slack.Channel, error) {
 | 
			
		||||
	if strings.HasPrefix(channel, "ID:") {
 | 
			
		||||
		return b.getChannelByID(strings.TrimPrefix(channel, "ID:"))
 | 
			
		||||
	}
 | 
			
		||||
	return b.getChannelByName(channel)
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) getChannelByName(name string) (*slack.Channel, error) {
 | 
			
		||||
	return b.getChannelBy(name, b.channelsByName)
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) getChannelByID(id string) (*slack.Channel, error) {
 | 
			
		||||
	return b.getChannelBy(id, b.channelsByID)
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) getChannelBy(lookupKey string, lookupMap map[string]*slack.Channel) (*slack.Channel, error) {
 | 
			
		||||
	b.channelsMutex.RLock()
 | 
			
		||||
	defer b.channelsMutex.RUnlock()
 | 
			
		||||
 | 
			
		||||
	if channel, ok := lookupMap[lookupKey]; ok {
 | 
			
		||||
		return channel, nil
 | 
			
		||||
	}
 | 
			
		||||
	return nil, fmt.Errorf("%s: channel %s not found", b.Account, lookupKey)
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
func (b *Bslack) populateChannels(wait bool) {
 | 
			
		||||
	b.refreshMutex.Lock()
 | 
			
		||||
	if !wait && (time.Now().Before(b.earliestChannelRefresh) || b.refreshInProgress) {
 | 
			
		||||
		b.Log.Debugf("Not refreshing channel list as it was done less than %v seconds ago.",
 | 
			
		||||
			minimumRefreshInterval)
 | 
			
		||||
		b.refreshMutex.Unlock()
 | 
			
		||||
		return
 | 
			
		||||
	}
 | 
			
		||||
	for b.refreshInProgress {
 | 
			
		||||
		b.refreshMutex.Unlock()
 | 
			
		||||
		time.Sleep(time.Second)
 | 
			
		||||
		b.refreshMutex.Lock()
 | 
			
		||||
	}
 | 
			
		||||
	b.refreshInProgress = true
 | 
			
		||||
	b.refreshMutex.Unlock()
 | 
			
		||||
 | 
			
		||||
	newChannelsByID := map[string]*slack.Channel{}
 | 
			
		||||
	newChannelsByName := map[string]*slack.Channel{}
 | 
			
		||||
	newChannelMembers := make(map[string][]string)
 | 
			
		||||
 | 
			
		||||
	// We only retrieve public and private channels, not IMs
 | 
			
		||||
	// and MPIMs as those do not have a channel name.
 | 
			
		||||
	queryParams := &slack.GetConversationsParameters{
 | 
			
		||||
		ExcludeArchived: "true",
 | 
			
		||||
		Types:           []string{"public_channel,private_channel"},
 | 
			
		||||
	}
 | 
			
		||||
	for {
 | 
			
		||||
		channels, nextCursor, err := b.sc.GetConversations(queryParams)
 | 
			
		||||
		if err != nil {
 | 
			
		||||
			if err = handleRateLimit(b.Log, err); err != nil {
 | 
			
		||||
				b.Log.Errorf("Could not retrieve channels: %#v", err)
 | 
			
		||||
				return
 | 
			
		||||
			}
 | 
			
		||||
			continue
 | 
			
		||||
		}
 | 
			
		||||
 | 
			
		||||
		for i := range channels {
 | 
			
		||||
			newChannelsByID[channels[i].ID] = &channels[i]
 | 
			
		||||
			newChannelsByName[channels[i].Name] = &channels[i]
 | 
			
		||||
			// also find all the members in every channel
 | 
			
		||||
			// comment for now, issues on big slacks
 | 
			
		||||
			/*
 | 
			
		||||
				members, err := b.getUsersInConversation(channels[i].ID)
 | 
			
		||||
				if err != nil {
 | 
			
		||||
					if err = b.handleRateLimit(err); err != nil {
 | 
			
		||||
						b.Log.Errorf("Could not retrieve channel members: %#v", err)
 | 
			
		||||
						return
 | 
			
		||||
					}
 | 
			
		||||
					continue
 | 
			
		||||
				}
 | 
			
		||||
				newChannelMembers[channels[i].ID] = members
 | 
			
		||||
			*/
 | 
			
		||||
		}
 | 
			
		||||
 | 
			
		||||
		if nextCursor == "" {
 | 
			
		||||
			break
 | 
			
		||||
		}
 | 
			
		||||
		queryParams.Cursor = nextCursor
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	b.channelsMutex.Lock()
 | 
			
		||||
	defer b.channelsMutex.Unlock()
 | 
			
		||||
	b.channelsByID = newChannelsByID
 | 
			
		||||
	b.channelsByName = newChannelsByName
 | 
			
		||||
 | 
			
		||||
	b.channelMembersMutex.Lock()
 | 
			
		||||
	defer b.channelMembersMutex.Unlock()
 | 
			
		||||
	b.channelMembers = newChannelMembers
 | 
			
		||||
 | 
			
		||||
	b.refreshMutex.Lock()
 | 
			
		||||
	defer b.refreshMutex.Unlock()
 | 
			
		||||
	b.earliestChannelRefresh = time.Now().Add(minimumRefreshInterval)
 | 
			
		||||
	b.refreshInProgress = false
 | 
			
		||||
}
 | 
			
		||||
		Loading…
	
	
			
			x
			
			
		
	
		Reference in New Issue
	
	Block a user