github.com/haalcala/mattermost-server-change-repo@v0.0.0-20210713015153-16753fbeee5f/app/slashcommands/command_channel_header.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  	goi18n "github.com/mattermost/go-i18n/i18n"
     8  
     9  	"github.com/mattermost/mattermost-server/v5/app"
    10  	"github.com/mattermost/mattermost-server/v5/model"
    11  )
    12  
    13  type HeaderProvider struct {
    14  }
    15  
    16  const (
    17  	CmdHeader = "header"
    18  )
    19  
    20  func init() {
    21  	app.RegisterCommandProvider(&HeaderProvider{})
    22  }
    23  
    24  func (*HeaderProvider) GetTrigger() string {
    25  	return CmdHeader
    26  }
    27  
    28  func (*HeaderProvider) GetCommand(a *app.App, T goi18n.TranslateFunc) *model.Command {
    29  	return &model.Command{
    30  		Trigger:          CmdHeader,
    31  		AutoComplete:     true,
    32  		AutoCompleteDesc: T("api.command_channel_header.desc"),
    33  		AutoCompleteHint: T("api.command_channel_header.hint"),
    34  		DisplayName:      T("api.command_channel_header.name"),
    35  	}
    36  }
    37  
    38  func (*HeaderProvider) DoCommand(a *app.App, args *model.CommandArgs, message string) *model.CommandResponse {
    39  	channel, err := a.GetChannel(args.ChannelId)
    40  	if err != nil {
    41  		return &model.CommandResponse{
    42  			Text:         args.T("api.command_channel_header.channel.app_error"),
    43  			ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL,
    44  		}
    45  	}
    46  
    47  	switch channel.Type {
    48  	case model.CHANNEL_OPEN:
    49  		if !a.HasPermissionToChannel(args.UserId, args.ChannelId, model.PERMISSION_MANAGE_PUBLIC_CHANNEL_PROPERTIES) {
    50  			return &model.CommandResponse{
    51  				Text:         args.T("api.command_channel_header.permission.app_error"),
    52  				ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL,
    53  			}
    54  		}
    55  
    56  	case model.CHANNEL_PRIVATE:
    57  		if !a.HasPermissionToChannel(args.UserId, args.ChannelId, model.PERMISSION_MANAGE_PRIVATE_CHANNEL_PROPERTIES) {
    58  			return &model.CommandResponse{
    59  				Text:         args.T("api.command_channel_header.permission.app_error"),
    60  				ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL,
    61  			}
    62  		}
    63  
    64  	case model.CHANNEL_GROUP, model.CHANNEL_DIRECT:
    65  		// Modifying the header is not linked to any specific permission for group/dm channels, so just check for membership.
    66  		var channelMember *model.ChannelMember
    67  		channelMember, err = a.GetChannelMember(args.ChannelId, args.UserId)
    68  		if err != nil || channelMember == nil {
    69  			return &model.CommandResponse{
    70  				Text:         args.T("api.command_channel_header.permission.app_error"),
    71  				ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL,
    72  			}
    73  		}
    74  
    75  	default:
    76  		return &model.CommandResponse{
    77  			Text:         args.T("api.command_channel_header.permission.app_error"),
    78  			ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL,
    79  		}
    80  	}
    81  
    82  	if message == "" {
    83  		return &model.CommandResponse{
    84  			Text:         args.T("api.command_channel_header.message.app_error"),
    85  			ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL,
    86  		}
    87  	}
    88  
    89  	patch := &model.ChannelPatch{
    90  		Header: new(string),
    91  	}
    92  	*patch.Header = message
    93  
    94  	_, err = a.PatchChannel(channel, patch, args.UserId)
    95  	if err != nil {
    96  		return &model.CommandResponse{
    97  			Text:         args.T("api.command_channel_header.update_channel.app_error"),
    98  			ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL,
    99  		}
   100  	}
   101  
   102  	return &model.CommandResponse{}
   103  }