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Merge branch 'main' into syntect

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Grace Yoder 2025-07-07 12:44:51 -06:00 • committed by GitHub
commit 262a2e23d8
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6 changed files with 115 additions and 15 deletions
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2
htmlua-parser/Cargo.toml
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@ -5,7 +5,9 @@ edition = "2024"
[dependencies]
anyhow = "1.0.98"
html5ever = "0.35.0"
kuchikiki = "0.8.2"
markup5ever = "0.11.0"
mlua = { version = "0.10.5", features = ["lua54", "vendored", "serialize"] }
pulldown-cmark = "0.13.0"
syntect = "5.2.0"

32
htmlua-parser/src/helpers.rs Normal file
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@ -0,0 +1,32 @@
use std::{fs::File, io::{BufRead, BufReader, Read, Seek, SeekFrom}, path::PathBuf};
use anyhow::Result;
use kuchikiki::NodeRef;
use markup5ever::{LocalName, Namespace, QualName};
use tendril::TendrilSink;
pub fn read_doc_from_file(path: PathBuf) -> Result<NodeRef> {
let mut file = File::open(path)?;
let mut reader = BufReader::new(&mut file);
let mut first_line = String::new();
reader.read_line(&mut first_line)?;
let first_line_trimmed = first_line.trim();
let is_whole_doc = first_line_trimmed.eq_ignore_ascii_case("<!DOCTYPE html>");
file.seek(SeekFrom::Start(0))?;
let mut page_string = String::new();
file.read_to_string(&mut page_string)?;
if is_whole_doc {
Ok(kuchikiki::parse_html().one(page_string))
} else {
let ctx_name = QualName::new(None, Namespace::from("http://www.w3.org/1999/xhtml"), LocalName::from("div"));
Ok(kuchikiki::parse_fragment(ctx_name, Vec::new()).one(page_string))
}
}

1
htmlua-parser/src/lib.rs
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@ -1,2 +1,3 @@
pub mod render;
pub mod serve;
pub mod helpers;

13
htmlua-parser/src/render.rs
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@ -12,6 +12,8 @@ use syntect::{
util::LinesWithEndings,
};
use crate::helpers::read_doc_from_file;
fn create_htmlua_stdlib(l: &Lua, stdout: &Rc<RefCell<String>>) -> mlua::Result<Table> {
let t = l.create_table()?;
@ -106,13 +108,14 @@ pub fn expand_template(document: NodeRef, component_path: &PathBuf, include_from
let exported = from_node
.select_first(format!("exportelement.{name}").as_str())
.map_err(|()| anyhow!("Error finding exportelement"))?;
exported.as_node().children().for_each(|c| i.as_node().insert_after(c));
exported.as_node().children().rev().for_each(|c| i.as_node().insert_after(c));
}
}
while let Ok(i) = document.select_first("includeelement") {
i.as_node().detach();
}
}
for i in document
.select("include")
.map_err(|()| anyhow!("Error finding include"))?
@ -124,12 +127,8 @@ pub fn expand_template(document: NodeRef, component_path: &PathBuf, include_from
if let Some(include_path) = attrs.get("path") {
let mut item_path = component_path.clone();
item_path.push(include_path);
let component_text = read_to_string(item_path)?;
let new_doc = kuchikiki::parse_html().one(component_text);
let new_node = new_doc
.select_first("body")
.map_err(|()| anyhow!("Failed to get body"))?;
let replaced_node = expand_template(new_node.as_node().clone(), component_path, Some(i.as_node()))?;
let new_node = read_doc_from_file(item_path)?;
let replaced_node = expand_template(new_node, component_path, Some(i.as_node()))?;
i.as_node().insert_before(replaced_node);
i.as_node().detach();
}

14
htmlua-parser/src/serve.rs
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@ -1,10 +1,9 @@
use crate::helpers::read_doc_from_file;
use super::render::{execute_lua, expand_template, process_markdown, process_syntax_highlighting};
use anyhow::Result;
use kuchikiki::traits::TendrilSink;
use std::{
fs::read_to_string,
path::{Path, PathBuf},
};
use std::path::{Path, PathBuf}
;
pub fn serve_content(request_uri: &str) -> Result<String> {
// TODO: read from config
@ -12,8 +11,9 @@ pub fn serve_content(request_uri: &str) -> Result<String> {
let components = PathBuf::from("/var/www/htmlua/components");
let safe_path = Path::new(request_uri).strip_prefix("/")?;
let page_path = pages.join(safe_path);
let page_string = read_to_string(&page_path)?;
let doc = kuchikiki::parse_html().one(page_string);
let doc = read_doc_from_file(page_path)?;
let full_doc = expand_template(doc, &components, None)?;
let markdown_doc = process_markdown(full_doc)?;
let highlighted_doc = process_syntax_highlighting(markdown_doc)?;