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@@ -5,6 +5,7 @@ package irc
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import (
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"fmt"
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+ "sort"
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"strings"
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"github.com/goshuirc/irc-go/ircfmt"
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@@ -42,6 +43,18 @@ remembered.`,
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helpShort: `$bREGISTER$b lets you own a given channel.`,
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authRequired: true,
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},
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+ "amode": {
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+ handler: csAmodeHandler,
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+ help: `Syntax: $bAMODE #channel [mode change] [account]$b
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+
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+AMODE lists or modifies persistent mode settings that affect channel members.
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+For example, $bAMODE #channel +o dan$b grants the the holder of the "dan"
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+account the +o operator mode every time they join #channel. To list current
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+accounts and modes, use $bAMODE #channel$b. Note that users are always
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+referenced by their registered account names, not their nicknames.`,
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+ helpShort: `$bAMODE$b modifies persistent mode settings for channel members.`,
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+ authRequired: true,
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+ },
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}
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)
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@@ -50,6 +63,71 @@ func csNotice(rb *ResponseBuffer, text string) {
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rb.Add(nil, "ChanServ", "NOTICE", rb.target.Nick(), text)
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}
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+func csAmodeHandler(server *Server, client *Client, command, params string, rb *ResponseBuffer) {
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+ channelName, modeChange := utils.ExtractParam(params)
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+
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+ channel := server.channels.Get(channelName)
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+ if channel == nil {
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+ csNotice(rb, client.t("Channel does not exist"))
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+ return
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+ }
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+
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+ clientAccount := client.Account()
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+ if clientAccount == "" || clientAccount != channel.Founder() {
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+ csNotice(rb, client.t("You must be the channel founder to use AMODE"))
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+ return
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+ }
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+
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+ modeChanges, unknown := modes.ParseChannelModeChanges(strings.Fields(modeChange)...)
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+
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+ if len(modeChanges) > 1 || len(unknown) > 0 {
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+ csNotice(rb, client.t("Invalid mode change"))
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+ return
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+ }
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+
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+ if len(modeChanges) == 0 || modeChanges[0].Op == modes.List {
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+ persistentModes := channel.AccountToUmode()
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+ // sort the persistent modes in descending order of priority, i.e.,
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+ // ascending order of their index in the ChannelUserModes list
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+ sort.Slice(persistentModes, func(i, j int) bool {
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+ index := func(modeChange modes.ModeChange) int {
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+ for idx, mode := range modes.ChannelUserModes {
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+ if modeChange.Mode == mode {
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+ return idx
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+ }
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+ }
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+ return len(modes.ChannelUserModes)
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+ }
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+ return index(persistentModes[i]) < index(persistentModes[j])
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+ })
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+ csNotice(rb, fmt.Sprintf(client.t("Channel %s has %d persistent modes set"), channelName, len(persistentModes)))
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+ for _, modeChange := range persistentModes {
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+ csNotice(rb, fmt.Sprintf(client.t("Account %s receives mode +%s"), modeChange.Arg, string(modeChange.Mode)))
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+ }
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+ return
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+ }
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+
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+ accountIsValid := false
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+ change := modeChanges[0]
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+ // Arg is the account name, casefold it here
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+ change.Arg, _ = CasefoldName(change.Arg)
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+ if change.Arg != "" {
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+ _, err := server.accounts.LoadAccount(change.Arg)
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+ accountIsValid = (err == nil)
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+ }
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+ if !accountIsValid {
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+ csNotice(rb, client.t("Account does not exist"))
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+ return
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+ }
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+ applied := channel.ApplyAccountToUmodeChange(change)
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+ if applied {
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+ csNotice(rb, fmt.Sprintf(client.t("Successfully set mode %s"), change.String()))
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+ go server.channelRegistry.StoreChannel(channel, IncludeLists)
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+ } else {
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+ csNotice(rb, client.t("Change was a no-op"))
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+ }
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+}
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+
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func csOpHandler(server *Server, client *Client, command, params string, rb *ResponseBuffer) {
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channelName, clientToOp := utils.ExtractParam(params)
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