Converted the maintenance page to have its own view and styled it up.

Author: daveverwer

FrontEnd/main.scss

@@ -30,6 +30,7 @@ $mobile-breakpoint: 740px;
 @import 'styles/keywords';
 @import 'styles/layout';
 @import 'styles/maintainer_info';
+@import 'styles/maintenance';
 @import 'styles/markdown';
 @import 'styles/matrix';
 @import 'styles/modal_panel';

FrontEnd/styles/maintenance.scss

@@ -0,0 +1,35 @@
+// Copyright Dave Verwer, Sven A. Schmidt, and other contributors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// -------------------------------------------------------------------------
+// Site maintenance page, set by HOMEPAGE_INTERSTITIAL in the environment.
+// -------------------------------------------------------------------------
+
+body.maintenance {
+    main {
+        display: flex;
+        align-items: center;
+        min-height: 500px;
+        text-align: center;
+
+        h1 {
+            padding-top: 50px;
+            font-size: 30px;
+            background-position: top center;
+            background-repeat: no-repeat;
+            background-size: 40px;
+            background-image: var(--image-warning);
+        }
+    }
+}

Sources/App/Views/Maintenance/Maintenance+Model.swift

@@ -0,0 +1,31 @@
+// Copyright Dave Verwer, Sven A. Schmidt, and other contributors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+import Foundation
+import Ink
+
+enum MaintenanceIndex {
+
+    struct Model {
+
+        var markdown: String
+        var html: String
+
+        init(markdown: String) {
+            self.markdown = markdown
+            self.html = MarkdownParser().parse(markdown).html
+        }
+
+    }
+}

Sources/App/Views/Maintenance/Maintenance+View.swift

@@ -0,0 +1,37 @@
+// Copyright Dave Verwer, Sven A. Schmidt, and other contributors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+import Foundation
+import Plot
+
+extension MaintenanceIndex {
+
+    class View: PublicPage {
+
+        let model: Model
+
+        init(path: String, model: Model) {
+            self.model = model
+            super.init(path: path)
+        }
+
+        override func bodyClass() -> String? {
+            "maintenance"
+        }
+
+        override func content() -> Node<HTML.BodyContext> {
+            .raw(model.html)
+        }
+    }
+}

Sources/App/routes.swift

@@ -24,7 +24,8 @@ func routes(_ app: Application) throws {
     do {  // home page
         app.get { req in
             if let interstitial = Current.homepageInterstitial() {
-                return MarkdownPage(path: req.url.path, markdown: interstitial).document()
+                let model = MaintenanceIndex.Model(markdown: interstitial)
+                return MaintenanceIndex.View(path: req.url.path, model: model).document()
             } else {
                 let model = try await HomeIndex.Model.query(database: req.db)
                 return HomeIndex.View(path: req.url.path, model: model).document()