[MM-19344] add option to render latex (#12907)

app/diagnostics.go

@@ -300,6 +300,7 @@ func (a *App) trackConfig() {
 		"disable_bots_when_owner_is_deactivated":                  *cfg.ServiceSettings.DisableBotsWhenOwnerIsDeactivated,
 		"enable_bot_account_creation":                             *cfg.ServiceSettings.EnableBotAccountCreation,
 		"enable_svgs":                                             *cfg.ServiceSettings.EnableSVGs,
+		"enable_latex":                                            *cfg.ServiceSettings.EnableLatex,
 	})
 
 	a.SendDiagnostic(TRACK_CONFIG_TEAM, map[string]interface{}{

config/client.go

@@ -44,6 +44,7 @@ func GenerateClientConfig(c *model.Config, diagnosticId string, license *model.L
 	props["ExperimentalGroupUnreadChannels"] = *c.ServiceSettings.ExperimentalGroupUnreadChannels
 	props["EnableSVGs"] = strconv.FormatBool(*c.ServiceSettings.EnableSVGs)
 	props["EnableMarketplace"] = strconv.FormatBool(*c.PluginSettings.EnableMarketplace)
+	props["EnableLatex"] = strconv.FormatBool(*c.ServiceSettings.EnableLatex)
 
 	// This setting is only temporary, so keep using the old setting name for the mobile and web apps
 	props["ExperimentalEnablePostMetadata"] = "true"

model/config.go

@@ -325,6 +325,7 @@ type ServiceSettings struct {
 	DisableBotsWhenOwnerIsDeactivated                 *bool `restricted:"true"`
 	EnableBotAccountCreation                          *bool
 	EnableSVGs                                        *bool
+	EnableLatex                                       *bool
 }
 
 func (s *ServiceSettings) SetDefaults(isUpdate bool) {
@@ -689,6 +690,14 @@ func (s *ServiceSettings) SetDefaults(isUpdate bool) {
 			s.EnableSVGs = NewBool(false)
 		}
 	}
+
+	if s.EnableLatex == nil {
+		if isUpdate {
+			s.EnableLatex = NewBool(true)
+		} else {
+			s.EnableLatex = NewBool(false)
+		}
+	}
 }
 
 type ClusterSettings struct {