github.com/lologarithm/mattermost-server@v5.3.2-0.20181002060438-c82a84ed765b+incompatible/app/command_msg.go (about)

     1  // Copyright (c) 2016-present Mattermost, Inc. All Rights Reserved.
     2  // See License.txt for license information.
     3  
     4  package app
     5  
     6  import (
     7  	"strings"
     8  
     9  	"github.com/mattermost/mattermost-server/mlog"
    10  	"github.com/mattermost/mattermost-server/model"
    11  	goi18n "github.com/nicksnyder/go-i18n/i18n"
    12  )
    13  
    14  type msgProvider struct {
    15  }
    16  
    17  const (
    18  	CMD_MSG = "msg"
    19  )
    20  
    21  func init() {
    22  	RegisterCommandProvider(&msgProvider{})
    23  }
    24  
    25  func (me *msgProvider) GetTrigger() string {
    26  	return CMD_MSG
    27  }
    28  
    29  func (me *msgProvider) GetCommand(a *App, T goi18n.TranslateFunc) *model.Command {
    30  	return &model.Command{
    31  		Trigger:          CMD_MSG,
    32  		AutoComplete:     true,
    33  		AutoCompleteDesc: T("api.command_msg.desc"),
    34  		AutoCompleteHint: T("api.command_msg.hint"),
    35  		DisplayName:      T("api.command_msg.name"),
    36  	}
    37  }
    38  
    39  func (me *msgProvider) DoCommand(a *App, args *model.CommandArgs, message string) *model.CommandResponse {
    40  	splitMessage := strings.SplitN(message, " ", 2)
    41  
    42  	parsedMessage := ""
    43  	targetUsername := ""
    44  
    45  	if len(splitMessage) > 1 {
    46  		parsedMessage = strings.SplitN(message, " ", 2)[1]
    47  	}
    48  	targetUsername = strings.SplitN(message, " ", 2)[0]
    49  	targetUsername = strings.TrimPrefix(targetUsername, "@")
    50  
    51  	var userProfile *model.User
    52  	if result := <-a.Srv.Store.User().GetByUsername(targetUsername); result.Err != nil {
    53  		mlog.Error(result.Err.Error())
    54  		return &model.CommandResponse{Text: args.T("api.command_msg.missing.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
    55  	} else {
    56  		userProfile = result.Data.(*model.User)
    57  	}
    58  
    59  	if userProfile.Id == args.UserId {
    60  		return &model.CommandResponse{Text: args.T("api.command_msg.missing.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
    61  	}
    62  
    63  	// Find the channel based on this user
    64  	channelName := model.GetDMNameFromIds(args.UserId, userProfile.Id)
    65  
    66  	targetChannelId := ""
    67  	if channel := <-a.Srv.Store.Channel().GetByName(args.TeamId, channelName, true); channel.Err != nil {
    68  		if channel.Err.Id == "store.sql_channel.get_by_name.missing.app_error" {
    69  			if !a.SessionHasPermissionTo(args.Session, model.PERMISSION_CREATE_DIRECT_CHANNEL) {
    70  				return &model.CommandResponse{Text: args.T("api.command_msg.permission.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
    71  			}
    72  
    73  			if directChannel, err := a.CreateDirectChannel(args.UserId, userProfile.Id); err != nil {
    74  				mlog.Error(err.Error())
    75  				return &model.CommandResponse{Text: args.T("api.command_msg.dm_fail.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
    76  			} else {
    77  				targetChannelId = directChannel.Id
    78  			}
    79  		} else {
    80  			mlog.Error(channel.Err.Error())
    81  			return &model.CommandResponse{Text: args.T("api.command_msg.dm_fail.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
    82  		}
    83  	} else {
    84  		channel := channel.Data.(*model.Channel)
    85  		targetChannelId = channel.Id
    86  	}
    87  
    88  	if len(parsedMessage) > 0 {
    89  		post := &model.Post{}
    90  		post.Message = parsedMessage
    91  		post.ChannelId = targetChannelId
    92  		post.UserId = args.UserId
    93  		if _, err := a.CreatePostMissingChannel(post, true); err != nil {
    94  			return &model.CommandResponse{Text: args.T("api.command_msg.fail.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
    95  		}
    96  	}
    97  
    98  	teamId := args.TeamId
    99  	if teamId == "" {
   100  		if len(args.Session.TeamMembers) == 0 {
   101  			return &model.CommandResponse{Text: args.T("api.command_msg.fail.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
   102  		}
   103  		teamId = args.Session.TeamMembers[0].TeamId
   104  	}
   105  
   106  	team, err := a.GetTeam(teamId)
   107  	if err != nil {
   108  		return &model.CommandResponse{Text: args.T("api.command_msg.fail.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
   109  	}
   110  
   111  	return &model.CommandResponse{GotoLocation: args.SiteURL + "/" + team.Name + "/channels/" + channelName, Text: "", ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
   112  }