PublicDashboards: Variables refactor (#73476)

Co-authored-by: Juan Cabanas <juan.cabanas@grafana.com>
Co-authored-by: Ezequiel Victorero <ezequiel.victorero@grafana.com>
Co-authored-by: Ryan McKinley <ryantxu@gmail.com>

pkg/api/frontendsettings.go

@@ -152,6 +152,7 @@ func (hs *HTTPServer) getFrontendSettings(c *contextmodel.ReqContext) (*dtos.Fro
 		DateFormats:                         hs.Cfg.DateFormats,
 		SecureSocksDSProxyEnabled:           hs.Cfg.SecureSocksDSProxy.Enabled && hs.Cfg.SecureSocksDSProxy.ShowUI,
 		DisableFrontendSandboxForPlugins:    hs.Cfg.DisableFrontendSandboxForPlugins,
+		PublicDashboardAccessToken:          c.PublicDashboardAccessToken,
 
 		Auth: dtos.FrontendSettingsAuthDTO{
 			OAuthSkipOrgRoleUpdateSync:  hs.Cfg.OAuthSkipOrgRoleUpdateSync,
@@ -282,7 +283,7 @@ func (hs *HTTPServer) getFSDataSources(c *contextmodel.ReqContext, availablePlug
 			return nil, err
 		}
 
-		if c.IsPublicDashboardView {
+		if c.IsPublicDashboardView() {
 			// If RBAC is enabled, it will filter out all datasources for a public user, so we need to skip it
 			orgDataSources = dataSources
 		} else {