Respect explore settings in config ini

Previous explore restrictions only took permissions into consideration.

* add `exploreEnabled` to global settings
* only bind `x` if enabled
* only show explore in panel menu if enabled

pkg/api/frontendsettings.go

@@ -151,6 +151,7 @@ func getFrontendSettingsMap(c *m.ReqContext) (map[string]interface{}, error) {
 		"authProxyEnabled":        setting.AuthProxyEnabled,
 		"ldapEnabled":             setting.LdapEnabled,
 		"alertingEnabled":         setting.AlertingEnabled,
+		"exploreEnabled":          setting.ExploreEnabled,
 		"googleAnalyticsId":       setting.GoogleAnalyticsId,
 		"disableLoginForm":        setting.DisableLoginForm,
 		"externalUserMngInfo":     setting.ExternalUserMngInfo,

public/app/core/config.ts

@@ -16,6 +16,7 @@ class Settings {
   defaultDatasource: string;
   alertingEnabled: boolean;
   authProxyEnabled: boolean;
+  exploreEnabled: boolean;
   ldapEnabled: boolean;
   oauth: any;
   disableUserSignUp: boolean;

public/app/core/services/keybindingSrv.ts

 import $ from 'jquery';
 import _ from 'lodash';
 
+import config from 'app/core/config';
 import coreModule from 'app/core/core_module';
 import appEvents from 'app/core/app_events';
 import { encodePathComponent } from 'app/core/utils/location_util';
@@ -178,7 +179,7 @@ export class KeybindingSrv {
     });
 
     // jump to explore if permissions allow
-    if (this.contextSrv.isEditor) {
+    if (this.contextSrv.isEditor && config.exploreEnabled) {
       this.bind('x', async () => {
         if (dashboard.meta.focusPanelId) {
           const panel = dashboard.getPanelById(dashboard.meta.focusPanelId);

public/app/features/panel/metrics_panel_ctrl.ts

@@ -314,7 +314,7 @@ class MetricsPanelCtrl extends PanelCtrl {
 
   getAdditionalMenuItems() {
     const items = [];
-    if (this.contextSrv.isEditor && this.datasource && this.datasource.supportsExplore) {
+    if (config.exploreEnabled && this.contextSrv.isEditor && this.datasource && this.datasource.supportsExplore) {
       items.push({
         text: 'Explore',
         click: 'ctrl.explore();',