Merge pull request #28370 from github/imjohnbo-content-plan-6764

Add dismiss option to Enterprise announcement banner

content/admin/configuration/configuring-your-enterprise/command-line-utilities.md

@@ -23,10 +23,6 @@ You can execute these commands from anywhere on the VM after signing in as an SS
 
 This utility sets a banner at the top of every {% data variables.product.prodname_enterprise %} page. You can use it to broadcast a message to your users.
 
-{% ifversion ghes %}
-You can also set an announcement banner using the enterprise settings on {% data variables.product.product_name %}. For more information, see "[Customizing user messages on your instance](/enterprise/admin/user-management/customizing-user-messages-on-your-instance#creating-a-global-announcement-banner)."
-{% endif %}
-
 ```shell
 # Sets a message that's visible to everyone
 $ ghe-announce -s MESSAGE
@@ -36,6 +32,22 @@ $ ghe-announce -u
 > Removed the announcement message
 ```
 
+{% ifversion ghe-announce-dismiss %}
+To allow each user to dismiss the announcement for themselves, use the `-d` flag.
+```shell
+# Sets a user-dismissible message that's visible to everyone
+$ ghe-announce -d -s MESSAGE
+> Announcement message set.
+# Removes a previously set message
+$ ghe-announce -u
+> Removed the announcement message, which was user dismissible: MESSAGE
+```
+{% endif %}
+
+{% ifversion ghes %}
+You can also set an announcement banner using the enterprise settings on {% data variables.product.product_name %}. For more information, see "[Customizing user messages on your instance](/enterprise/admin/user-management/customizing-user-messages-on-your-instance#creating-a-global-announcement-banner)."
+{% endif %}
+
 {% ifversion ghes > 3.1 %}
 <!--For earlier releases of GHES, see the previous service `ghe-resque-info`-->
 

content/admin/user-management/managing-users-in-your-enterprise/customizing-user-messages-for-your-enterprise.md

@@ -117,6 +117,9 @@ You can also set an announcement banner in the administrative shell using a comm
 1. Under "Announcement", in the text field, type the announcement you want displayed in a banner.
   ![Text field to enter announcement](/assets/images/enterprise/site-admin-settings/announcement-text-field.png)
 1. Optionally, under "Expires on", select the calendar drop-down menu and click an expiration date.
-  ![Calendar drop-down menu to choose expiration date](/assets/images/enterprise/site-admin-settings/expiration-drop-down.png)
+  ![Calendar drop-down menu to choose expiration date](/assets/images/enterprise/site-admin-settings/expiration-drop-down.png){% ifversion ghe-announce-dismiss %}
+1. Optionally, to allow each user to dismiss the announcement, select **User dismissible**.
+
+   ![Screenshot of the "User dismissible" checkbox](/assets/images/enterprise/site-admin-settings/user-dismissible-checkbox.png){% endif %}
 {% data reusables.enterprise_site_admin_settings.message-preview-save %}
 {% endif %}

data/features/ghe-announce-dismiss.yml

@@ -0,0 +1,5 @@
+# Reference: #2221.
+# Documentation for dismissing GHES announcement banner
+versions:
+  ghes: '>=3.6'
+  ghae: 'issue-6764'

lib/check-if-next-version-only.js

@@ -1,14 +1,17 @@
 import { next, latest } from './enterprise-server-releases.js'
 import versionSatisfiesRange from './version-satisfies-range.js'
 
-// Special handling for frontmatter that evalues to the next GHES release number or a hardcoded `next`:
-// we don't want to return it as an applicable version or it will become a permalink,
-// but we also don't want to throw an error if no other versions are found.
+// Special handling for frontmatter that evalues to the next GHES release number,
+// GHAE `issue-\d{4}` or a hardcoded `next`. We don't want to return any of these
+// as an applicable version or it will become a permalink, but we also don't want
+// to throw an error if no other versions are found.
 export default function checkIfNextVersionOnly(value) {
   if (value === '*') return false
 
-  const ghesNextVersionOnly =
+  const ghesNextVersion =
     versionSatisfiesRange(next, value) && !versionSatisfiesRange(latest, value)
 
-  return ghesNextVersionOnly || value === 'next'
+  const ghaeUpcomingVersion = value.includes('issue-')
+
+  return ghesNextVersion || ghaeUpcomingVersion || value === 'next'
 }

lib/get-applicable-versions.js

@@ -73,7 +73,7 @@ function getApplicableVersions(frontmatterVersions, filepath) {
     !foundFeatureVersions.isNextVersionOnly
   ) {
     throw new Error(
-      `No applicable versions found for ${filepath}. Please double-check the page's \`versions\` frontmatter.`
+      `${filepath} is not available in any currently supported version. Make sure the \`versions\` property includes at least one supported version.`
     )
   }
 

middleware/contextualizers/features.js

@@ -6,7 +6,7 @@ export default function features(req, res, next) {
   // Determine whether the currentVersion belongs to the list of versions the feature is available in.
   Object.keys(req.context.site.data.features).forEach((featureName) => {
     const { versions } = req.context.site.data.features[featureName]
-    const applicableVersions = getApplicableVersions(versions, req.path)
+    const applicableVersions = getApplicableVersions(versions, `data/features/${featureName}.yml`)
 
     // Adding the resulting boolean to the context object gives us the ability to use
     // `{% if featureName ... %}` conditionals in content files.