From 816bfbeb91b9cd64a8a85dc37cc0e82554409c14 Mon Sep 17 00:00:00 2001
From: Carlos Tadeu Panato Junior <ctadeu@gmail.com>
Date: Fri, 21 Jul 2017 21:04:41 +0200
Subject: [PLT-6708] /purpose [text] slash command: Edit the channel purpose
 (#6569)

* /purpose [text] slash command: Edit the channel purpose

* update command on server side to check for direct or group channels

* update stings and block the dialog when is DM or GM

* update per review

* remove duplicate websocker event and apply the same for /header command

* update per review

* update
---
 app/command_channel_purpose.go | 69 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 app/command_channel_purpose.go

(limited to 'app/command_channel_purpose.go')

diff --git a/app/command_channel_purpose.go b/app/command_channel_purpose.go
new file mode 100644
index 000000000..db3ab541a
--- /dev/null
+++ b/app/command_channel_purpose.go
@@ -0,0 +1,69 @@
+// Copyright (c) 2017-present Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package app
+
+import (
+	"github.com/mattermost/platform/model"
+	goi18n "github.com/nicksnyder/go-i18n/i18n"
+)
+
+type PurposeProvider struct {
+}
+
+const (
+	CMD_PURPOSE = "purpose"
+)
+
+func init() {
+	RegisterCommandProvider(&PurposeProvider{})
+}
+
+func (me *PurposeProvider) GetTrigger() string {
+	return CMD_PURPOSE
+}
+
+func (me *PurposeProvider) GetCommand(T goi18n.TranslateFunc) *model.Command {
+	return &model.Command{
+		Trigger:          CMD_PURPOSE,
+		AutoComplete:     true,
+		AutoCompleteDesc: T("api.command_channel_purpose.desc"),
+		AutoCompleteHint: T("api.command_channel_purpose.hint"),
+		DisplayName:      T("api.command_channel_purpose.name"),
+	}
+}
+
+func (me *PurposeProvider) DoCommand(args *model.CommandArgs, message string) *model.CommandResponse {
+	channel, err := GetChannel(args.ChannelId)
+	if err != nil {
+		return &model.CommandResponse{Text: args.T("api.command_channel_purpose.channel.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
+	}
+
+	if channel.Type == model.CHANNEL_OPEN && !SessionHasPermissionToChannel(args.Session, args.ChannelId, model.PERMISSION_MANAGE_PUBLIC_CHANNEL_PROPERTIES) {
+		return &model.CommandResponse{Text: args.T("api.command_channel_purpose.permission.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
+	}
+
+	if channel.Type == model.CHANNEL_PRIVATE && !SessionHasPermissionToChannel(args.Session, args.ChannelId, model.PERMISSION_MANAGE_PRIVATE_CHANNEL_PROPERTIES) {
+		return &model.CommandResponse{Text: args.T("api.command_channel_purpose.permission.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
+	}
+
+	if channel.Type == model.CHANNEL_GROUP || channel.Type == model.CHANNEL_DIRECT {
+		return &model.CommandResponse{Text: args.T("api.command_channel_purpose.direct_group.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
+	}
+
+	if len(message) == 0 {
+		return &model.CommandResponse{Text: args.T("api.command_channel_purpose.message.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
+	}
+
+	patch := &model.ChannelPatch{
+		Purpose: new(string),
+	}
+	*patch.Purpose = message
+
+	_, err = PatchChannel(channel, patch, args.UserId)
+	if err != nil {
+		return &model.CommandResponse{Text: args.T("api.command_channel_purpose.update_channel.app_error"), ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL}
+	}
+
+	return &model.CommandResponse{}
+}
-- 
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