hardbreak option for blogs, true for generic, false in other cases

src/misc/date.rs

@@ -2,7 +2,7 @@ use chrono::{Datelike, NaiveDate};
 use ramhorns::Content;
 use serde::{Deserialize, Deserializer};
 
-#[derive(Content, Default, Debug)]
+#[derive(Content, Clone, Default, Debug)]
 pub struct Date {
     pub day: u32,
     pub month: u32,

src/misc/markdown.rs

@@ -12,8 +12,9 @@ use std::fs;
 use std::path::Path;
 
 /// Metadata for blog posts
-#[derive(Content, Debug, Default, Deserialize)]
+#[derive(Content, Clone, Debug, Default, Deserialize)]
 pub struct FileMetadataBlog {
+    pub hardbreaks: Option<bool>,
     pub title: Option<String>,
     pub date: Option<Date>,
     pub description: Option<String>,
@@ -86,6 +87,7 @@ pub enum TypeFileMetadata {
 /// Usually all fields are None except one
 #[derive(Content, Debug, Default, Deserialize)]
 pub struct FileMetadata {
+    pub hardbreaks: bool,
     pub blog: Option<FileMetadataBlog>,
     pub contact: Option<FileMetadataContact>,
     pub index: Option<FileMetadataIndex>,
@@ -151,7 +153,7 @@ pub fn get_options<'a>() -> ComrakOptions<'a> {
     // options.render.broken_link_callback = ...;
 
     // Renderer
-    options.render.hardbreaks = true;
+    options.render.hardbreaks = false;
     options.render.github_pre_lang = false;
     options.render.full_info_string = true;
     options.render.width = 0; // 0 mean disabled?
@@ -292,14 +294,12 @@ pub fn read_md(
     // Find metadata
     let metadata = get_metadata(root, metadata_type);
 
+    // Update comrak render properties
+    opt.render.hardbreaks = metadata.hardbreaks;
+
     let mermaid_name = "mermaid";
     hljs_replace(root, mermaid_name);
 
-    if let TypeFileMetadata::Blog = metadata_type {
-        // Change by metadata could be good for compatibility
-        opt.render.hardbreaks = true;
-    }
-
     // Convert to HTML
     let mut html = vec![];
     format_html(root, &opt, &mut html).unwrap();
@@ -338,10 +338,15 @@ pub fn get_metadata<'a>(root: &'a AstNode<'a>, mtype: &TypeFileMetadata) -> File
         .find_map(|node| match &node.data.borrow().value {
             // Extract metadata from frontmatter
             NodeValue::FrontMatter(text) => Some(match mtype {
-                TypeFileMetadata::Blog => FileMetadata {
-                    blog: Some(deserialize_metadata(text)),
+                TypeFileMetadata::Blog => {
+                    let metadata: FileMetadataBlog = deserialize_metadata(text);
+
+                    FileMetadata {
+                        blog: Some(metadata.clone()),
+                        hardbreaks: metadata.hardbreaks.unwrap_or_default(),
                         ..FileMetadata::default()
-                },
+                    }
+                }
                 TypeFileMetadata::Contact => {
                     let mut metadata: FileMetadataContact = deserialize_metadata(text);
 
@@ -355,7 +360,10 @@ pub fn get_metadata<'a>(root: &'a AstNode<'a>, mtype: &TypeFileMetadata) -> File
                         ..FileMetadata::default()
                     }
                 }
-                TypeFileMetadata::Generic => FileMetadata::default(),
+                TypeFileMetadata::Generic => FileMetadata {
+                    hardbreaks: true,
+                    ..FileMetadata::default()
+                },
                 TypeFileMetadata::Index => FileMetadata {
                     index: Some(deserialize_metadata(text)),
                     ..FileMetadata::default()