fixed links in static build

src/rendering.rs

@@ -4,7 +4,7 @@ use axum::{
     response::{Html, IntoResponse},
 };
 use pulldown_cmark::{
-    CodeBlockKind, CowStr, Event, Options, Parser as MarkdownParser, Tag, TagEnd, html,
+    CodeBlockKind, CowStr, Event, LinkType, Options, Parser as MarkdownParser, Tag, TagEnd, html,
 };
 use pulldown_cmark_escape::escape_html;
 use std::path::PathBuf;
@@ -18,11 +18,12 @@ use crate::{
 
 pub struct Renderer<'a> {
     inner: MarkdownParser<'a>,
+    is_static: bool,
 }
 
 impl<'a> Renderer<'a> {
-    pub fn new(inner: MarkdownParser<'a>) -> Self {
-        Self { inner }
+    pub fn new(inner: MarkdownParser<'a>, is_static: bool) -> Self {
+        Self { inner, is_static }
     }
 }
 
@@ -32,11 +33,32 @@ impl<'a> Iterator for Renderer<'a> {
     fn next(&mut self) -> Option<Self::Item> {
         let event = self.inner.next()?;
 
-        // Intercept CodeBlock starts
-        let Event::Start(Tag::CodeBlock(kind)) = event else {
-            return Some(event);
-        };
+        match event {
+            Event::Start(Tag::Link {
+                link_type,
+                dest_url,
+                title,
+                id,
+            }) if !matches!(link_type, LinkType::Email) && self.is_static => {
+                let mut new_url = dest_url.to_string();
 
+                if !new_url.contains("://")
+                    && !new_url.starts_with("mailto:")
+                    && !new_url.starts_with('#')
+                    && !new_url.ends_with(".html")
+                {
+                    new_url.push_str(".html");
+                }
+
+                Some(Event::Start(Tag::Link {
+                    link_type,
+                    dest_url: CowStr::Boxed(new_url.into_boxed_str()),
+                    title,
+                    id,
+                }))
+            }
+
+            Event::Start(Tag::CodeBlock(kind)) => {
                 let mut code_content = String::new();
 
                 while let Some(inner_event) = self.inner.next() {
@@ -62,6 +84,9 @@ impl<'a> Iterator for Renderer<'a> {
 
                 Some(Event::Html(CowStr::Boxed(rendered_html.into_boxed_str())))
             }
+            _ => return Some(event),
+        }
+    }
 }
 
 pub fn render_code_to_html(code: &str, lang: &str) -> String {
@@ -127,7 +152,7 @@ pub async fn render_wiki_page(
     );
 
     let parser = MarkdownParser::new_ext(&markdown_content, options);
-    let renderer = Renderer::new(parser);
+    let renderer = Renderer::new(parser, is_static);
     let mut html_output = String::new();
     html::push_html(&mut html_output, renderer);