[MM-22071] Allow fetch all groups as a system admin (#13866)

* Merge upstream

* allow fetch all groups

* Delete report.xml

* update i18n stuffz

* fix test cases

* fix bug

Co-authored-by: Jason Paul Deland <9366595+jaydeland@users.noreply.github.com>
Co-authored-by: mattermod <mattermod@users.noreply.github.com>

api4/group.go

@@ -581,8 +581,8 @@ func getGroups(c *Context, w http.ResponseWriter, r *http.Request) {
 		channelID = id
 	}
 
-	if teamID == "" && channelID == "" {
-		c.Err = model.NewAppError("Api4.getGroups", "api.getGroups.invalid_or_missing_channel_or_team_id", nil, "", http.StatusBadRequest)
+	if teamID == "" && channelID == "" && !c.App.SessionHasPermissionTo(*c.App.Session(), model.PERMISSION_MANAGE_SYSTEM) {
+		c.SetPermissionError(model.PERMISSION_MANAGE_SYSTEM)
 		return
 	}
 

api4/group_test.go

@@ -801,7 +801,7 @@ func TestGetGroups(t *testing.T) {
 	th.App.SetLicense(model.NewTestLicense("ldap"))
 
 	_, response = th.SystemAdminClient.GetGroups(opts)
-	CheckBadRequestStatus(t, response)
+	require.Nil(t, response.Error)
 
 	_, response = th.SystemAdminClient.UpdateChannelRoles(th.BasicChannel.Id, th.BasicUser.Id, "")
 	require.Nil(t, response.Error)
@@ -841,4 +841,9 @@ func TestGetGroups(t *testing.T) {
 
 	_, response = th.Client.GetGroups(opts)
 	assert.Nil(t, response.Error)
+
+	opts.NotAssociatedToTeam = ""
+	opts.NotAssociatedToChannel = ""
+	_, response = th.Client.GetGroups(opts)
+	CheckForbiddenStatus(t, response)
 }