render markdown body only on request

Signed-off-by: karthik2804 <[email protected]>

Author: karthik2804

src/content.rs

@@ -300,6 +300,7 @@ fn translate_relative_links(event: markdown::Event, path_info: String) -> markdo
 
 /// The envelope for a page's content
 /// The head contains front matter, while the body is the markdown body of the document.
+#[derive(Serialize, Deserialize)]
 pub struct Content {
     /// The front matter for this content.
     pub head: Head,

src/template.rs

@@ -7,6 +7,7 @@ use {
 use crate::rhai_engine::custom_rhai_engine_init;
 
 use super::content::{Content, Head};
+use handlebars::handlebars_helper;
 use serde::{Deserialize, Serialize};
 
 /// The name of the default template.
@@ -81,9 +82,9 @@ pub struct PageValues {
 }
 
 impl From<Content> for PageValues {
-    fn from(mut c: Content) -> Self {
+    fn from(c: Content) -> Self {
         PageValues {
-            body: c.render_markdown(&None),
+            body: c.body,
             head: c.head,
             published: c.published,
         }
@@ -102,6 +103,11 @@ pub struct Renderer<'a> {
     handlebars: handlebars::Handlebars<'a>,
 }
 
+handlebars_helper!(render_markdown: |content: Content|{
+    let mut content = content;
+    content.render_markdown(&None)
+});
+
 #[cfg(feature = "server")]
 impl<'a> Renderer<'a> {
     /// Create a new renderer with the necessary directories attached.
@@ -136,6 +142,7 @@ impl<'a> Renderer<'a> {
     pub fn load_template_dir(&mut self) -> Result<(), anyhow::Error> {
         #[cfg(feature = "server")]
         self.register_helpers();
+        self.handlebars.register_helper("render_markdown", Box::new(render_markdown));
 
         // If there is a theme, load the templates provided by it first
         // Allows for user defined templates to take precedence
@@ -150,6 +157,7 @@ impl<'a> Renderer<'a> {
         Ok(())
     }
 
+    
     /// Load the scripts directory
     pub fn load_script_dir(&mut self) -> anyhow::Result<()> {
         let mut theme_scripts: Vec<PathBuf> = Vec::new();