Add configuration option to hide visualizations from masthead

client/galaxy/scripts/layout/menu.js

@@ -66,24 +66,26 @@ const Collection = Backbone.Collection.extend({
         //
         // Visualization tab.
         //
-        this.add({
-            id: "visualization",
-            title: _l("Visualize"),
-            tooltip: _l("Visualize datasets"),
-            disabled: !Galaxy.user.id,
-            menu: [
-                {
-                    title: _l("Create Visualization"),
-                    url: "visualizations",
-                    target: "__use_router__"
-                },
-                {
-                    title: _l("Interactive Environments"),
-                    url: "visualization/gie_list",
-                    target: "galaxy_main"
-                }
-            ]
-        });
+        if (Galaxy.config.visualizations_visible) {
+            this.add({
+                id: "visualization",
+                title: _l("Visualize"),
+                tooltip: _l("Visualize datasets"),
+                disabled: !Galaxy.user.id,
+                menu: [
+                    {
+                        title: _l("Create Visualization"),
+                        url: "visualizations",
+                        target: "__use_router__"
+                    },
+                    {
+                        title: _l("Interactive Environments"),
+                        url: "visualization/gie_list",
+                        target: "galaxy_main"
+                    }
+                ]
+            });
+        }
 
         //
         // 'Shared Items' or Libraries tab.

doc/source/admin/galaxy_options.rst

@@ -1211,6 +1211,16 @@
 :Type: bool
 
 
+~~~~~~~~~~~~~~~~~~~~~~~~~~
+``visualizations_visible``
+~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+:Description:
+    Show visualization tab in masthead.
+:Default: ``true``
+:Type: bool
+
+
 ~~~~~~~~~~~~~~~~~~~~~~~
 ``message_box_visible``
 ~~~~~~~~~~~~~~~~~~~~~~~

lib/galaxy/config/__init__.py

@@ -489,6 +489,7 @@ class GalaxyAppConfiguration(BaseAppConfiguration):
         self.brand = kwargs.get('brand', None)
         self.welcome_url = kwargs.get('welcome_url', '/static/welcome.html')
         self.show_welcome_with_login = string_as_bool(kwargs.get("show_welcome_with_login", "False"))
+        self.visualizations_visible = string_as_bool(kwargs.get('visualizations_visible', True))
         # Configuration for the message box directly below the masthead.
         self.message_box_visible = string_as_bool(kwargs.get('message_box_visible', False))
         self.message_box_content = kwargs.get('message_box_content', None)

lib/galaxy/config/sample/galaxy.yml.sample

@@ -657,6 +657,9 @@ galaxy:
   # third-party server, tricking a Galaxy user to access said site.
   #enable_old_display_applications: true
 
+  # Show visualization tab in masthead.
+  #visualizations_visible: true
+
   # Show a message box under the masthead.
   #message_box_visible: false
 

lib/galaxy/managers/configuration.py

@@ -78,6 +78,7 @@ class ConfigSerializer(base.ModelSerializer):
             'version_major'                     : _defaults_to(None),
             'require_login'                     : _defaults_to(None),
             'inactivity_box_content'            : _defaults_to(None),
+            'visualizations_visible'            : _defaults_to(True),
             'message_box_content'               : _defaults_to(None),
             'message_box_visible'               : _defaults_to(False),
             'message_box_class'                 : _defaults_to('info'),

lib/galaxy/webapps/galaxy/config_schema.yml

@@ -909,6 +909,13 @@ mapping:
           Galaxy server, but contains a redirect to a third-party server, tricking a
           Galaxy user to access said site.
 
+      visualizations_visible:
+        type: bool
+        default: true
+        required: false
+        desc: |
+          Show visualization tab in masthead.
+
       message_box_visible:
         type: bool
         default: false