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Merge pull request #1189 from slingamn/tagmsg_storage.1
make TAGMSG storage configurable
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commit
0a6c1f7cc6
@ -848,3 +848,18 @@ history:
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# allowing deletion of JSON export of an account's messages. this
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# may be needed for compliance with data privacy regulations.
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enable-account-indexing: false
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# options to control storage of TAGMSG
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tagmsg-storage:
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# by default, should TAGMSG be stored?
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default: false
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# if `default` is false, store TAGMSG containing any of these tags:
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whitelist:
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- "+draft/react"
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- "react"
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# if `default` is true, don't store TAGMSG containing any of these tags:
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#blacklist:
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# - "+draft/typing"
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# - "typing"
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15
default.yaml
15
default.yaml
@ -874,3 +874,18 @@ history:
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# allowing deletion of JSON export of an account's messages. this
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# may be needed for compliance with data privacy regulations.
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enable-account-indexing: false
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# options to control storage of TAGMSG
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tagmsg-storage:
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# by default, should TAGMSG be stored?
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default: false
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# if `default` is false, store TAGMSG containing any of these tags:
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whitelist:
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- "+draft/react"
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- "react"
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# if `default` is true, don't store TAGMSG containing any of these tags:
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#blacklist:
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# - "+draft/typing"
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# - "typing"
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@ -646,7 +646,7 @@ func channelHistoryStatus(config *Config, registered bool, storedStatus HistoryS
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}
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func (channel *Channel) AddHistoryItem(item history.Item, account string) (err error) {
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if !item.IsStorable() {
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if !itemIsStorable(&item, channel.server.Config()) {
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return
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}
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@ -612,6 +612,11 @@ type Config struct {
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AllowIndividualDelete bool `yaml:"allow-individual-delete"`
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EnableAccountIndexing bool `yaml:"enable-account-indexing"`
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}
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TagmsgStorage struct {
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Default bool
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Whitelist []string
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Blacklist []string
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} `yaml:"tagmsg-storage"`
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}
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Filename string
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@ -1284,6 +1289,16 @@ func (config *Config) Diff(oldConfig *Config) (addedCaps, removedCaps *caps.Set)
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return
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}
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// determine whether we need to resize / create / destroy
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// the in-memory history buffers:
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func (config *Config) historyChangedFrom(oldConfig *Config) bool {
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return config.History.Enabled != oldConfig.History.Enabled ||
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config.History.ChannelLength != oldConfig.History.ChannelLength ||
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config.History.ClientLength != oldConfig.History.ClientLength ||
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config.History.AutoresizeWindow != oldConfig.History.AutoresizeWindow ||
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config.History.Persistent != oldConfig.History.Persistent
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}
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func compileGuestRegexp(guestFormat string, casemapping Casemapping) (standard, folded *regexp.Regexp, err error) {
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if strings.Count(guestFormat, "?") != 0 || strings.Count(guestFormat, "*") != 1 {
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err = errors.New("guest format must contain 1 '*' and no '?'s")
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@ -2132,7 +2132,7 @@ func dispatchMessageToTarget(client *Client, tags map[string]string, histType hi
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AccountName: accountName,
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Tags: tags,
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}
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if !item.IsStorable() || !allowedPlusR {
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if !itemIsStorable(&item, config) || !allowedPlusR {
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return
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}
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targetedItem := item
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@ -2155,6 +2155,32 @@ func dispatchMessageToTarget(client *Client, tags map[string]string, histType hi
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}
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}
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func itemIsStorable(item *history.Item, config *Config) bool {
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switch item.Type {
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case history.Tagmsg:
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if config.History.TagmsgStorage.Default {
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for _, blacklistedTag := range config.History.TagmsgStorage.Blacklist {
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if _, ok := item.Tags[blacklistedTag]; ok {
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return false
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}
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}
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return true
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} else {
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for _, whitelistedTag := range config.History.TagmsgStorage.Whitelist {
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if _, ok := item.Tags[whitelistedTag]; ok {
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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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case history.Privmsg, history.Notice:
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// don't store CTCP other than ACTION
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return !item.Message.IsRestrictedCTCPMessage()
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default:
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return true
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}
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}
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// NPC <target> <sourcenick> <message>
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func npcHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *ResponseBuffer) bool {
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target := msg.Params[0]
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@ -29,12 +29,6 @@ const (
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initialAutoSize = 32
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)
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// a Tagmsg that consists entirely of transient tags is not stored
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var transientTags = map[string]bool{
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"+draft/typing": true,
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"+typing": true, // future-proofing
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}
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// Item represents an event (e.g., a PRIVMSG or a JOIN) and its associated data
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type Item struct {
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Type ItemType
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@ -57,23 +51,6 @@ func (item *Item) HasMsgid(msgid string) bool {
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return item.Message.Msgid == msgid
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}
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func (item *Item) IsStorable() bool {
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switch item.Type {
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case Tagmsg:
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for name := range item.Tags {
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if !transientTags[name] {
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return true
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}
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}
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return false // all tags were blacklisted
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case Privmsg, Notice:
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// don't store CTCP other than ACTION
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return !item.Message.IsRestrictedCTCPMessage()
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default:
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return true
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}
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}
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type Predicate func(item *Item) (matches bool)
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func Reverse(results []Item) {
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@ -526,7 +526,7 @@ func (server *Server) applyConfig(config *Config) (err error) {
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server.channels.loadRegisteredChannels(config)
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}
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// resize history buffers as needed
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if oldConfig.History != config.History {
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if config.historyChangedFrom(oldConfig) {
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for _, channel := range server.channels.Channels() {
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channel.resizeHistory(config)
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}
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