From 63b97155508a835dd1ef9c2e80114accea9ee8c3 Mon Sep 17 00:00:00 2001
From: Magnus Hoff <maghoff@gmail.com>
Date: Wed, 1 Nov 2017 15:38:50 +0100
Subject: [PATCH] Add a bare bones _about page. #10

---
 src/resources/about_resource.rs | 52 +++++++++++++++++++++++++++++++++
 src/resources/mod.rs            |  2 ++
 src/wiki_lookup.rs              |  2 ++
 templates/about.html            | 23 +++++++++++++++
 templates/footer/items.html     |  2 +-
 5 files changed, 80 insertions(+), 1 deletion(-)
 create mode 100644 src/resources/about_resource.rs
 create mode 100644 templates/about.html

diff --git a/src/resources/about_resource.rs b/src/resources/about_resource.rs
new file mode 100644
index 0000000..83d11fb
--- /dev/null
+++ b/src/resources/about_resource.rs
@@ -0,0 +1,52 @@
+use futures::{self, Future};
+use hyper;
+use hyper::header::ContentType;
+use hyper::server::*;
+
+use mimes::*;
+use site::Layout;
+use web::{Resource, ResponseFuture};
+
+pub struct AboutResource;
+
+impl AboutResource {
+    pub fn new() -> Self {
+        AboutResource
+    }
+}
+
+#[derive(BartDisplay)]
+#[template="templates/about.html"]
+struct Template;
+
+impl Template {
+    fn pkg_version(&self) -> &str { env!("CARGO_PKG_VERSION") }
+}
+
+impl Resource for AboutResource {
+    fn allow(&self) -> Vec<hyper::Method> {
+        use hyper::Method::*;
+        vec![Options, Head, Get]
+    }
+
+    fn head(&self) -> ResponseFuture {
+        Box::new(futures::finished(Response::new()
+            .with_status(hyper::StatusCode::Ok)
+            .with_header(ContentType(TEXT_HTML.clone()))
+        ))
+    }
+
+    fn get(self: Box<Self>) -> ResponseFuture {
+        let head = self.head();
+
+        Box::new(head
+            .and_then(move |head| {
+                Ok(head
+                    .with_body(Layout {
+                        base: None, // Hmm, should perhaps accept `base` as argument
+                        title: "About Sausagewiki",
+                        body: &Template,
+                    }.to_string()))
+            }))
+    }
+}
diff --git a/src/resources/mod.rs b/src/resources/mod.rs
index 748b4c1..a678634 100644
--- a/src/resources/mod.rs
+++ b/src/resources/mod.rs
@@ -1,5 +1,6 @@
 pub mod pagination;
 
+mod about_resource;
 mod article_revision_resource;
 mod article_resource;
 mod changes_resource;
@@ -9,6 +10,7 @@ mod search_resource;
 mod sitemap_resource;
 mod temporary_redirect_resource;
 
+pub use self::about_resource::AboutResource;
 pub use self::article_revision_resource::ArticleRevisionResource;
 pub use self::article_resource::ArticleResource;
 pub use self::changes_resource::{ChangesLookup, ChangesResource};
diff --git a/src/wiki_lookup.rs b/src/wiki_lookup.rs
index 63a61fd..5be8382 100644
--- a/src/wiki_lookup.rs
+++ b/src/wiki_lookup.rs
@@ -139,6 +139,8 @@ impl WikiLookup {
         };
 
         match (head.as_ref(), tail) {
+            ("_about", None) =>
+                Box::new(finished(Some(Box::new(AboutResource::new()) as BoxResource))),
             ("_assets", Some(asset)) =>
                 Box::new(asset_lookup(asset)),
             ("_by_id", Some(tail)) =>
diff --git a/templates/about.html b/templates/about.html
new file mode 100644
index 0000000..b8ee5f9
--- /dev/null
+++ b/templates/about.html
@@ -0,0 +1,23 @@
+<div class="container">
+<header>
+<h1>About Sausagewiki</h1>
+</header>
+
+<article>
+<p>This site is running version {{pkg_version()}} of Sausagewiki.</p>
+<p>Sausagewiki is a simple, self-contained wiki engine.</p>
+<p>Copyright &copy; 2017 Magnus Hovland Hoff</p>
+<p>
+This program is free software: you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free Software
+Foundation, either version 3 of the License, or (at your option) any later
+version.
+</p>
+
+<p>
+<a href="https://github.com/maghoff/sausagewiki">Project home page</a>
+</p>
+</article>
+</div>
+
+{{>footer/default.html}}
diff --git a/templates/footer/items.html b/templates/footer/items.html
index 2f779aa..41b1a54 100644
--- a/templates/footer/items.html
+++ b/templates/footer/items.html
@@ -4,4 +4,4 @@
     ><li><a href="_sitemap">Sitemap</a></li
     ><li><a href="_changes">Recent changes</a></li
 ></ul>
-<p>Powered by <a href="https://github.com/maghoff/sausagewiki">Sausagewiki</a></p>
+<p>Powered by <a href="_about">Sausagewiki</a></p>