PLT-3131 Add slash command for sending email invites (#3218)

* Add slash command for sending email invites

* Add response for empty message and trim commas

* Check for @ in email addresses before sending

* Update invite people error message

3 files changed, 113 insertions, 4 deletions

diff --git a/api/command_invite_people.go b/api/command_invite_people.go
new file mode 100644
index 000000000..4aa1d82f8
--- /dev/null
+++ b/api/command_invite_people.go
@@ -0,0 +1,78 @@
+// Copyright (c) 2016 Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package api
+
+import (
+	"strings"
+
+	"github.com/mattermost/platform/model"
+	"github.com/mattermost/platform/utils"
+)
+
+type InvitePeopleProvider struct {
+}
+
+const (
+	CMD_INVITE_PEOPLE = "invite_people"
+)
+
+func init() {
+	RegisterCommandProvider(&InvitePeopleProvider{})
+}
+
+func (me *InvitePeopleProvider) GetTrigger() string {
+	return CMD_INVITE_PEOPLE
+}
+
+func (me *InvitePeopleProvider) GetCommand(c *Context) *model.Command {
+	return &model.Command{
+		Trigger:          CMD_INVITE_PEOPLE,
+		AutoComplete:     true,
+		AutoCompleteDesc: c.T("api.command.invite_people.desc"),
+		AutoCompleteHint: c.T("api.command.invite_people.hint"),
+		DisplayName:      c.T("api.command.invite_people.name"),
+	}
+}
+
+func (me *InvitePeopleProvider) DoCommand(c *Context, channelId string, message string) *model.CommandResponse {
+	if !utils.Cfg.EmailSettings.SendEmailNotifications {
+		return &model.CommandResponse{ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL, Text: c.T("api.command.invite_people.email_off")}
+	}
+
+	tchan := Srv.Store.Team().Get(c.TeamId)
+	uchan := Srv.Store.User().Get(c.Session.UserId)
+
+	emailList := strings.Fields(message)
+
+	for i := len(emailList) - 1; i >= 0; i-- {
+		emailList[i] = strings.Trim(emailList[i], ",")
+		if !strings.Contains(emailList[i], "@") {
+			emailList = append(emailList[:i], emailList[i+1:]...)
+		}
+	}
+
+	if len(emailList) == 0 {
+		return &model.CommandResponse{ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL, Text: c.T("api.command.invite_people.no_email")}
+	}
+
+	var team *model.Team
+	if result := <-tchan; result.Err != nil {
+		c.Err = result.Err
+		return &model.CommandResponse{ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL, Text: c.T("api.command.invite_people.fail")}
+	} else {
+		team = result.Data.(*model.Team)
+	}
+
+	var user *model.User
+	if result := <-uchan; result.Err != nil {
+		c.Err = result.Err
+		return &model.CommandResponse{ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL, Text: c.T("api.command.invite_people.fail")}
+	} else {
+		user = result.Data.(*model.User)
+	}
+
+	go InviteMembers(c, team, user, emailList)
+
+	return &model.CommandResponse{ResponseType: model.COMMAND_RESPONSE_TYPE_EPHEMERAL, Text: c.T("api.command.invite_people.sent")}
+}
diff --git a/api/command_invite_people_test.go b/api/command_invite_people_test.go
new file mode 100644
index 000000000..3efc87e60
--- /dev/null
+++ b/api/command_invite_people_test.go
@@ -0,0 +1,31 @@
+// Copyright (c) 2016 Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package api
+
+import (
+	"testing"
+
+	"github.com/mattermost/platform/model"
+)
+
+func TestInvitePeopleCommand(t *testing.T) {
+	th := Setup().InitBasic()
+	Client := th.BasicClient
+	channel := th.BasicChannel
+
+	r1 := Client.Must(Client.Command(channel.Id, "/invite_people test@example.com", false)).Data.(*model.CommandResponse)
+	if r1 == nil {
+		t.Fatal("Command failed to execute")
+	}
+
+	r2 := Client.Must(Client.Command(channel.Id, "/invite_people test1@example.com test2@example.com", false)).Data.(*model.CommandResponse)
+	if r2 == nil {
+		t.Fatal("Command failed to execute")
+	}
+
+	r3 := Client.Must(Client.Command(channel.Id, "/invite_people", false)).Data.(*model.CommandResponse)
+	if r3 == nil {
+		t.Fatal("Command failed to execute")
+	}
+}
diff --git a/api/team.go b/api/team.go
index f65feb5dc..8eb7c4fef 100644
--- a/api/team.go
+++ b/api/team.go
@@ -39,7 +39,7 @@ func InitTeam() {
 
 	BaseRoutes.NeedTeam.Handle("/add_user_to_team", ApiUserRequired(addUserToTeam)).Methods("POST")
 
-	// These should be moved to the global admain console
+	// These should be moved to the global admin console
 	BaseRoutes.NeedTeam.Handle("/import_team", ApiUserRequired(importTeam)).Methods("POST")
 	BaseRoutes.Teams.Handle("/add_user_to_team_from_invite", ApiUserRequired(addUserToTeamFromInvite)).Methods("POST")
 }
@@ -399,12 +399,12 @@ func inviteMembers(c *Context, w http.ResponseWriter, r *http.Request) {
 		user = result.Data.(*model.User)
 	}
 
-	ia := make([]string, len(invites.Invites))
+	emailList := make([]string, len(invites.Invites))
 	for _, invite := range invites.Invites {
-		ia = append(ia, invite["email"])
+		emailList = append(emailList, invite["email"])
 	}
 
-	InviteMembers(c, team, user, ia)
+	InviteMembers(c, team, user, emailList)
 
 	w.Write([]byte(invites.ToJson()))
 }