49b5387750
New feature: User Notes * Add a "Notes" tab to user profile pages and galleries. * Users can create one private note about another user. * Admins can see all notes left about a user. * Admins also see Feedback & Reports regarding the user on that page. Bring back the online chatters list * The Usernames are filtered down based on blocklist status.
130 lines
3.0 KiB
Go
130 lines
3.0 KiB
Go
package worker
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import (
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"encoding/json"
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"io/ioutil"
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"net/http"
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"sync"
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"time"
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"code.nonshy.com/nonshy/website/pkg/config"
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"code.nonshy.com/nonshy/website/pkg/log"
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)
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// ChatStatistics is the json result of the BareRTC /api/statistics endpoint.
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type ChatStatistics struct {
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UserCount int
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Usernames []string
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Cameras struct {
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Blue int
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Red int
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}
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}
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// GetChatStatistics returns the latest (cached) chat statistics.
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func GetChatStatistics() ChatStatistics {
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chatStatisticsMu.RLock()
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defer chatStatisticsMu.RUnlock()
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if cachedChatStatistics != nil {
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return *cachedChatStatistics
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}
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return ChatStatistics{
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Usernames: []string{},
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}
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}
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// SetChatStatistics updates the cached chat statistics, holding a write lock briefly.
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func SetChatStatistics(stats *ChatStatistics) {
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chatStatisticsMu.Lock()
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defer chatStatisticsMu.Unlock()
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cachedChatStatistics = stats
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}
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// IsOnline returns whether the username is currently logged-in to chat.
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func (cs ChatStatistics) IsOnline(username string) bool {
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for _, user := range cs.Usernames {
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if user == username {
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return true
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}
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}
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return false
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}
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type UserOnChatMap map[string]bool
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// MapUsersOnline returns a hashmap of usernames to online status.
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func (cs ChatStatistics) MapUsersOnline(usernames []string) UserOnChatMap {
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var result = UserOnChatMap{}
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for _, user := range cs.Usernames {
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result[user] = true
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}
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return result
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}
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// Get a result from the UserOnChatMap.
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func (m UserOnChatMap) Get(username string) bool {
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return m[username]
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}
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var (
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cachedChatStatistics *ChatStatistics
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chatStatisticsMu sync.RWMutex
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)
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// WatchBareRTC is a worker goroutine that caches the current online chatters in the chat room.
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func WatchBareRTC() {
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if config.Current.BareRTC.JWTSecret == "" || config.Current.BareRTC.URL == "" {
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log.Error("Worker (WatchBareRTC): chat room is not configured, will not watch chat room status")
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return
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}
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// Check it immediately.
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DoCheckBareRTC()
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// And on an interval forever.
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for {
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time.Sleep(config.ChatStatusRefreshInterval)
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DoCheckBareRTC()
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}
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}
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// DoCheckBareRTC invokes the attempt to refresh data from the chat server about who's online.
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func DoCheckBareRTC() {
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log.Info("Refresh BareRTC")
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req, err := http.NewRequest(http.MethodGet, config.Current.BareRTC.URL+"/api/statistics", nil)
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if err != nil {
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log.Error("WatchBareRTC: couldn't make request: %s", err)
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SetChatStatistics(nil)
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return
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}
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client := http.Client{
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Timeout: 10 * time.Second,
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}
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res, err := client.Do(req)
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if err != nil {
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log.Error("WatchBareRTC: request error: %s", err)
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SetChatStatistics(nil)
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return
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} else if res.StatusCode != http.StatusOK {
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log.Error("WatchBareRTC: didn't get expected 200 OK from statistics endpoint, instead got: %s", res.Status)
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SetChatStatistics(nil)
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return
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}
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if res.StatusCode == http.StatusOK {
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var cs ChatStatistics
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body, _ := ioutil.ReadAll(res.Body)
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res.Body.Close()
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if err = json.Unmarshal(body, &cs); err != nil {
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log.Error("WatchBareRTC: json decode error: %s", err)
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return
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}
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SetChatStatistics(&cs)
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}
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}
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