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subscribe_response.go
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subscribe_response.go
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package messaging
import (
"errors"
"reflect"
"strings"
)
type subscribeEnvelope struct {
Messages []subscribeMessage `json:"m"`
TimetokenMeta timetokenMetadata `json:"t"`
}
type timetokenMetadata struct {
Timetoken string `json:"t"`
Region int `json:"r"`
}
type subscribeMessage struct {
Shard string `json:"a"`
SubscriptionMatch string `json:"b"`
Channel string `json:"c"`
Payload interface{} `json:"d"`
Flags int `json:"f"`
IssuingClientId string `json:"i"`
SubscribeKey string `json:"k"`
SequenceNumber uint64 `json:"s"`
OriginatingTimetoken timetokenMetadata `json:"o"`
PublishTimetokenMetadata timetokenMetadata `json:"p"`
UserMetadata interface{} `json:"u"`
//WaypointList string `json:"w"`
//EatAfterReading bool `json:"ear"`
//ReplicationMap interface{} `json:"r"`
}
// PNMessageResult is a struct used to populate a message response for Subscribe v2
type PNMessageResult struct {
ChannelGroup string `json:"ChannelGroup"`
Channel string `json:"Channel"`
Payload interface{} `json:"Payload"`
IssuingClientId string `json:"IssuingClientId"`
OriginatingTimetoken timetokenMetadata `json:"OriginatingTimetoken"`
PublishTimetokenMetadata timetokenMetadata `json:"PublishTimetokenMetadata"`
UserMetadata interface{} `json:"UserMetadata"`
//SubscribeKey string `json:"SubscribeKey"`
//SequenceNumber uint64 `json:"SequenceNumber"`
}
// PNPresenceEventResult is a struct used to populate a presence response for Subscribe v2
type PNPresenceEventResult struct {
ChannelGroup string `json:"ChannelGroup"`
Channel string `json:"Channel"`
IssuingClientId string `json:"IssuingClientId"`
OriginatingTimetoken timetokenMetadata `json:"OriginatingTimetoken"`
UserMetadata interface{} `json:"UserMetadata"`
Event string `json:"Event"`
UUID string `json:"UUID"`
Timestamp float64 `json:"Timestamp"`
Occupancy float64 `json:"Occupancy"`
State interface{} `json:"State"`
}
// PNErrorData is a struct used to populate the error information, used in Subscribe v2
type PNErrorData struct {
Information string `json:"Information"`
Throwable error `json:"Throwable"`
}
// PNStatus is a struct used to populate status of the API call, used in Subscribe v2
type PNStatus struct {
//StatusCode int `json:"StatusCode"`
IsError bool `json:"Error"`
ErrorData PNErrorData `json:"ErrorData"`
AffectedChannels []string `json:"AffectedChannels"`
AffectedChannelGroups []string `json:"AffectedChannelGroups"`
Category PNStatusCategory `json:"PNStatusCategory"`
}
// PNStatusCategory conatins the enums for PNStatus
type PNStatusCategory int
// Enums for diff types of connections
const (
PNUnknownCategory PNStatusCategory = 1 << iota
PNAcknowledgmentCategory
PNAccessDeniedCategory
PNTimeoutCategory
PNNetworkIssuesCategory
PNConnectedCategory
PNReconnectedCategory
PNDisconnectedCategory
PNUnexpectedDisconnectCategory
PNCancelledCategory
PNBadRequestCategory
PNMalformedFilterExpressionCategory
PNMalformedResponseCategory
PNDecryptionErrorCategory
PNTLSConnectionFailedCategory
PNTLSUntrustedCertificateCategory
PNRequestMessageCountExceededCategory
)
func createPNStatus(isError bool, message string, throwable error, category PNStatusCategory, AffectedChannels, AffectedChannelGroups []string) *PNStatus {
status := &PNStatus{}
if throwable != nil {
status.ErrorData = PNErrorData{Information: message, Throwable: throwable}
} else if isError && len(message) > 0 {
err := errors.New(message)
status.ErrorData = PNErrorData{Information: message, Throwable: err}
}
status.IsError = isError
status.AffectedChannels = AffectedChannels
status.AffectedChannelGroups = AffectedChannelGroups
status.Category = category
return status
}
func (msg *subscribeMessage) getMessageResponse() *PNMessageResult {
res := &PNMessageResult{}
res.Channel = msg.Channel
res.IssuingClientId = msg.IssuingClientId
res.OriginatingTimetoken = msg.OriginatingTimetoken
res.Payload = msg.Payload
res.PublishTimetokenMetadata = msg.PublishTimetokenMetadata
//res.SequenceNumber = msg.SequenceNumber
//res.SubscribeKey = msg.SubscribeKey
res.ChannelGroup = msg.SubscriptionMatch
res.UserMetadata = msg.UserMetadata
return res
}
func (msg *subscribeMessage) getPresenceMessageResponse(pub *Pubnub) *PNPresenceEventResult {
res := &PNPresenceEventResult{}
res.Channel = strings.Replace(msg.Channel, presenceSuffix, "", -1)
res.IssuingClientId = msg.IssuingClientId
res.OriginatingTimetoken = msg.OriginatingTimetoken
res.ChannelGroup = strings.Replace(msg.SubscriptionMatch, presenceSuffix, "", -1)
res.UserMetadata = msg.UserMetadata
payload, ok := msg.Payload.(map[string]interface{})
if ok {
pub.infoLogger.Printf("Info: converted to PresenceEvent %s", payload)
if action, found := payload["action"]; found {
res.Event = action.(string)
}
if uuid, found := payload["uuid"]; found {
res.UUID = uuid.(string)
}
if occupancy, found := payload["occupancy"]; found {
res.Occupancy = occupancy.(float64)
}
if timestamp, found := payload["timestamp"]; found {
res.Timestamp = timestamp.(float64)
}
if data, found := payload["data"]; found {
res.State = data
}
/*if joined, found := payload["joined"]; found {
res.Joined = joined
}
if timedout, found := payload["timedout"]; found {
res.Timedout = timedout
}
if hereNowRefresh, found := payload["here_now_refresh"]; found {
res.HereNowRefresh = hereNowRefresh
}*/
} else {
pub.infoLogger.Printf("ERROR: Not converted to PresenceEvent %f", msg.Payload)
switch f := msg.Payload.(type) {
case *PresenceEvent:
pub.infoLogger.Printf("Info: PresenceEvent %s", f.Action)
default:
pub.infoLogger.Printf("Info: msg.Payload type %s, %s", reflect.TypeOf(msg.Payload), f)
}
}
return res
}
func (env *subscribeEnvelope) getChannelsAndGroups(pub *Pubnub) (channels, channelGroups []string) {
if env.Messages != nil {
count := 0
for _, msg := range env.Messages {
count++
msg.writeMessageLog(count, pub)
channels = append(channels, msg.Channel)
if (msg.Channel != msg.SubscriptionMatch) &&
(!strings.Contains(msg.SubscriptionMatch, ".*")) &&
(msg.SubscriptionMatch != "") {
channelGroups = append(channelGroups, msg.SubscriptionMatch)
}
}
}
return channels, channelGroups
}
func (msg *subscribeMessage) writeMessageLog(count int, pub *Pubnub) {
// start logging
pub.infoLogger.Printf("INFO: -----Message %d-----", count)
pub.infoLogger.Printf("INFO: Channel, %s", msg.Channel)
pub.infoLogger.Printf("INFO: Flags, %d", msg.Flags)
pub.infoLogger.Printf("INFO: IssuingClientId, %s", msg.IssuingClientId)
pub.infoLogger.Printf("INFO: OriginatingTimetoken Region, %d", msg.OriginatingTimetoken.Region)
pub.infoLogger.Printf("INFO: OriginatingTimetoken Timetoken, %s", msg.OriginatingTimetoken.Timetoken)
pub.infoLogger.Printf("INFO: PublishTimetokenMetadata Region, %d", msg.PublishTimetokenMetadata.Region)
pub.infoLogger.Printf("INFO: PublishTimetokenMetadata Timetoken, %s", msg.PublishTimetokenMetadata.Timetoken)
strPayload, ok := msg.Payload.(string)
if ok {
pub.infoLogger.Printf("INFO: Payload, %s", strPayload)
} else {
pub.infoLogger.Printf("INFO: Payload, not converted to string %s", msg.Payload)
}
pub.infoLogger.Printf("INFO: SequenceNumber, %d", msg.SequenceNumber)
pub.infoLogger.Printf("INFO: Shard, %s", msg.Shard)
pub.infoLogger.Printf("INFO: SubscribeKey, %s", msg.SubscribeKey)
pub.infoLogger.Printf("INFO: SubscriptionMatch, %s", msg.SubscriptionMatch)
strUserMetadata, ok := msg.UserMetadata.(string)
if ok {
pub.infoLogger.Printf("INFO: UserMetadata, %s", strUserMetadata)
} else {
pub.infoLogger.Printf("INFO: UserMetadata, not converted to string")
}
// end logging
}