Add RSS feed

src/main.rs

@@ -50,17 +50,28 @@ fn main() -> Result<(), Box<dyn Error>> {
     entries.retain(|entry| entry.score.is_positive());
     entries.sort();
 
-    let index = site_generator::generate_index(entries);
-
-    let output_path = Path::new("output/index.html");
+    let index = site_generator::generate_index(entries.clone());
+    let index_path = Path::new("output/index.html");
     DirBuilder::new()
         .recursive(true)
-        .create(output_path.parent().unwrap())
+        .create(index_path.parent().unwrap())
         .unwrap();
 
-    match write(output_path, index.into_string()) {
-        Ok(_) => log::info!("Successfully wrote to {}", output_path.display()),
-        Err(e) => log::error!("Failed to write to {}: {}", output_path.display(), e),
+    match write(index_path, index.into_string()) {
+        Ok(_) => log::info!("Successfully wrote to {}", index_path.display()),
+        Err(e) => log::error!("Failed to write to {}: {}", index_path.display(), e),
+    }
+
+    let feed = site_generator::generate_rss(entries.clone());
+    let feed_path = Path::new("output/feed.xml");
+    DirBuilder::new()
+        .recursive(true)
+        .create(feed_path.parent().unwrap())
+        .unwrap();
+
+    match write(feed_path, feed) {
+        Ok(_) => log::info!("Successfully wrote to {}", feed_path.display()),
+        Err(e) => log::error!("Failed to write to {}: {}", feed_path.display(), e),
     }
 
     Ok(())

src/site_generator.rs

@@ -7,6 +7,7 @@ use chrono::DateTime;
 use chrono::Utc;
 
 use maud::{html, Markup};
+use rss::{ChannelBuilder, Item, ItemBuilder};
 
 use crate::utilities;
 
@@ -69,14 +70,17 @@ fn generate_footer() -> Markup {
                 p {
                     a href="https://ansonbiggs.com" { "Anson Biggs" }
                     " - "
+                    a href=("/feed.xml") target="_blank" rel="noopener noreferrer" { "RSS Feed" }
+                    " - "
                     a href="https://gitlab.com/MisterBiggs/zine" { "Source Code" }
                     " - "
-                    "Page generated at: " em data-tooltip="Usually daily 8AM Mountain Time" { (formatted_utc) " UTC" }
+                    "Page generated at: " em data-tooltip="Automatic builds daily 8AM Mountain Time" { (formatted_utc) " UTC" }
                 }
             }
         }
     }
 }
+
 fn generate_header() -> Markup {
     html! {
         header {
@@ -86,6 +90,9 @@ fn generate_header() -> Markup {
                 }
                 ul {
                     li { button data-target="about" onclick="toggleModal(event)" { "About" } }
+                    li {
+
+                    }
                     li {
                         details class="dropdown" {
                             summary role="button" class="outline secondary" { "Theme" }
@@ -191,3 +198,26 @@ pub fn generate_index(mut entries: Vec<utilities::Post>) -> Markup {
         }
     }
 }
+
+pub fn generate_rss(posts: Vec<utilities::Post>) -> String {
+    let items: Vec<Item> = posts
+        .iter()
+        .map(|post| {
+            ItemBuilder::default()
+                .title(post.title.clone())
+                .link(post.link.clone())
+                .pub_date(post.date.to_rfc2822())
+                .description(post.truncated_description.clone())
+                .build()
+        })
+        .collect();
+
+    let channel = ChannelBuilder::default()
+        .title("Anson's Aggregate RSS Feed")
+        .link("https://zine.ansonbiggs.com/feed")
+        .description("All the feeds I like, aggregated into one place.")
+        .items(items)
+        .build();
+
+    channel.to_string()
+}