mirror of
https://github.com/mattermost/mattermost.git
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a63684fcb5
* Consistent license message for all the go files * Fixing the last set of unconsistencies with the license headers * Addressing PR review comments * Fixing busy.go and busy_test.go license header
98 lines
2.5 KiB
Go
98 lines
2.5 KiB
Go
// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
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// See LICENSE.txt for license information.
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package app
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import (
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"strconv"
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"strings"
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"time"
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goi18n "github.com/mattermost/go-i18n/i18n"
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"github.com/mattermost/mattermost-server/v5/mlog"
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"github.com/mattermost/mattermost-server/v5/model"
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)
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var echoSem chan bool
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type EchoProvider struct {
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}
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const (
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CMD_ECHO = "echo"
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)
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func init() {
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RegisterCommandProvider(&EchoProvider{})
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}
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func (me *EchoProvider) GetTrigger() string {
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return CMD_ECHO
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}
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func (me *EchoProvider) GetCommand(a *App, T goi18n.TranslateFunc) *model.Command {
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return &model.Command{
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Trigger: CMD_ECHO,
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AutoComplete: true,
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AutoCompleteDesc: T("api.command_echo.desc"),
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AutoCompleteHint: T("api.command_echo.hint"),
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DisplayName: T("api.command_echo.name"),
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}
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}
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func (me *EchoProvider) DoCommand(a *App, args *model.CommandArgs, message string) *model.CommandResponse {
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if len(message) == 0 {
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return &model.CommandResponse{Text: args.T("api.command_echo.message.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
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}
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maxThreads := 100
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delay := 0
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if endMsg := strings.LastIndex(message, "\""); string(message[0]) == "\"" && endMsg > 1 {
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if checkDelay, err := strconv.Atoi(strings.Trim(message[endMsg:], " \"")); err == nil {
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delay = checkDelay
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}
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message = message[1:endMsg]
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} else if strings.Contains(message, " ") {
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delayIdx := strings.LastIndex(message, " ")
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delayStr := strings.Trim(message[delayIdx:], " ")
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if checkDelay, err := strconv.Atoi(delayStr); err == nil {
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delay = checkDelay
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message = message[:delayIdx]
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}
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}
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if delay > 10000 {
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return &model.CommandResponse{Text: args.T("api.command_echo.delay.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
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}
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if echoSem == nil {
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// We want one additional thread allowed so we never reach channel lockup
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echoSem = make(chan bool, maxThreads+1)
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}
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if len(echoSem) >= maxThreads {
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return &model.CommandResponse{Text: args.T("api.command_echo.high_volume.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
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}
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echoSem <- true
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a.Srv.Go(func() {
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defer func() { <-echoSem }()
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post := &model.Post{}
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post.ChannelId = args.ChannelId
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post.RootId = args.RootId
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post.ParentId = args.ParentId
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post.Message = message
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post.UserId = args.UserId
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time.Sleep(time.Duration(delay) * time.Second)
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if _, err := a.CreatePostMissingChannel(post, true); err != nil {
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mlog.Error("Unable to create /echo post.", mlog.Err(err))
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}
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})
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return &model.CommandResponse{}
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}
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