github.com/haalcala/mattermost-server-change-repo@v0.0.0-20210713015153-16753fbeee5f/app/slashcommands/command_join.go (about)

     1  // Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
     2  // See LICENSE.txt for license information.
     3  
     4  package slashcommands
     5  
     6  import (
     7  	"strings"
     8  
     9  	goi18n "github.com/mattermost/go-i18n/i18n"
    10  
    11  	"github.com/mattermost/mattermost-server/v5/app"
    12  	"github.com/mattermost/mattermost-server/v5/model"
    13  )
    14  
    15  type JoinProvider struct {
    16  }
    17  
    18  const (
    19  	CmdJoin = "join"
    20  )
    21  
    22  func init() {
    23  	app.RegisterCommandProvider(&JoinProvider{})
    24  }
    25  
    26  func (*JoinProvider) GetTrigger() string {
    27  	return CmdJoin
    28  }
    29  
    30  func (*JoinProvider) GetCommand(a *app.App, T goi18n.TranslateFunc) *model.Command {
    31  	return &model.Command{
    32  		Trigger:          CmdJoin,
    33  		AutoComplete:     true,
    34  		AutoCompleteDesc: T("api.command_join.desc"),
    35  		AutoCompleteHint: T("api.command_join.hint"),
    36  		DisplayName:      T("api.command_join.name"),
    37  	}
    38  }
    39  
    40  func (*JoinProvider) DoCommand(a *app.App, args *model.CommandArgs, message string) *model.CommandResponse {
    41  	channelName := message
    42  
    43  	if strings.HasPrefix(message, "~") {
    44  		channelName = message[1:]
    45  	}
    46  
    47  	channel, err := a.Srv().Store.Channel().GetByName(args.TeamId, channelName, true)
    48  	if err != nil {
    49  		return &model.CommandResponse{Text: args.T("api.command_join.list.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
    50  	}
    51  
    52  	if channel.Name != channelName {
    53  		return &model.CommandResponse{ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL, Text: args.T("api.command_join.missing.app_error")}
    54  	}
    55  
    56  	switch channel.Type {
    57  	case model.CHANNEL_OPEN:
    58  		if !a.HasPermissionToChannel(args.UserId, channel.Id, model.PERMISSION_JOIN_PUBLIC_CHANNELS) {
    59  			return &model.CommandResponse{Text: args.T("api.command_join.fail.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
    60  		}
    61  	case model.CHANNEL_PRIVATE:
    62  		if !a.HasPermissionToChannel(args.UserId, channel.Id, model.PERMISSION_READ_CHANNEL) {
    63  			return &model.CommandResponse{Text: args.T("api.command_join.fail.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
    64  		}
    65  	default:
    66  		return &model.CommandResponse{Text: args.T("api.command_join.fail.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
    67  	}
    68  
    69  	if appErr := a.JoinChannel(channel, args.UserId); appErr != nil {
    70  		return &model.CommandResponse{Text: args.T("api.command_join.fail.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
    71  	}
    72  
    73  	team, appErr := a.GetTeam(channel.TeamId)
    74  	if appErr != nil {
    75  		return &model.CommandResponse{Text: args.T("api.command_join.fail.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
    76  	}
    77  
    78  	return &model.CommandResponse{GotoLocation: args.SiteURL + "/" + team.Name + "/channels/" + channel.Name}
    79  }