Install subsite dropdown js

ftw/subsite/__init__.py

@@ -1,9 +1,12 @@
-from ftw.subsite import config
 from Products.Archetypes import atapi
 from Products.CMFCore import utils as cutils
+from Products.CMFPlone.utils import getFSVersionTuple
+from ftw.subsite import config
 from zope.i18nmessageid import MessageFactory
 
 
+IS_PLONE_5 = getFSVersionTuple() > (5, )
+
 _ = MessageFactory('ftw.subsite')
 
 

ftw/subsite/profiles/default/jsregistry.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0"?>
+<object name="portal_javascripts">
+
+    <javascript
+        id="++resource++ftw.subsite-resources/dropdown.js"
+        compression="safe"
+        authenticated="False"
+        enabled="True"
+        />
+
+</object>
+

ftw/subsite/profiles/default_plone5/registry.xml

@@ -34,6 +34,7 @@
         <value key="stub_js_modules">jquery</value>
         <value key="compile">False</value>
         <value key="csscompilation">++resource++ftw.subsite-resources/subsite-compiled.css</value>
+        <value key="jscompilation">++resource++ftw.subsite-resources/subsite-compiled.js</value>
         <value key="merge_with">default</value>
         <value key="last_compilation">2019-12-07 15:25:00</value>
         <value key="merge_with">default</value>

ftw/subsite/profiles/uninstall/jsregistry.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0"?>
+<object name="portal_javascripts">
+
+    <javascript
+        id="++resource++ftw.subsite-resources/dropdown.js"
+        remove="True" />
+
+</object>
+

ftw/subsite/upgrades/20191219135547_fix_languageselector_dropdown/jsregistry.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0"?>
+<object name="portal_javascripts">
+
+    <javascript
+        id="++resource++ftw.subsite-resources/dropdown.js"
+        compression="safe"
+        authenticated="False"
+        enabled="True"
+        />
+
+</object>
+

ftw/subsite/upgrades/20191219135547_fix_languageselector_dropdown/registry.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0"?>
+<registry>
+
+    <records prefix="plone.bundles/ftw-subsite-resources" interface='Products.CMFPlone.interfaces.IBundleRegistry'>
+        <value key="enabled">True</value>
+        <value key="depends">plone</value>
+        <value key="stub_js_modules">jquery</value>
+        <value key="compile">False</value>
+        <value key="csscompilation">++resource++ftw.subsite-resources/subsite-compiled.css</value>
+        <value key="jscompilation">++resource++ftw.subsite-resources/subsite-compiled.js</value>
+        <value key="merge_with">default</value>
+        <value key="last_compilation">2019-12-07 15:25:00</value>
+        <value key="merge_with">default</value>
+    </records>
+
+</registry>

ftw/subsite/upgrades/20191219135547_fix_languageselector_dropdown/upgrade.py

@@ -0,0 +1,13 @@
+from ftw.subsite import IS_PLONE_5
+from ftw.upgrade import UpgradeStep
+
+
+class FixLanguageselectorDropdown(UpgradeStep):
+    """Fix languageselector dropdown.
+    """
+
+    def __call__(self):
+        if IS_PLONE_5:
+            self.install_upgrade_profile(['plone.app.registry'])
+        else:
+            self.install_upgrade_profile(['jsregistry'])