added apache2 cgi script

htmlua-parser/src/serve.rs

@@ -0,0 +1,39 @@
+use std::env;
+use std::fs;
+use std::fs::read_to_string;
+use std::path::{Path, PathBuf};
+use std::str::FromStr;
+use super::render::execute_lua;
+use super::render::expand_template;
+use anyhow::Result;
+use kuchikiki::{
+    NodeRef,
+    traits::TendrilSink,
+};
+
+pub fn serve_content(request_uri: &str) -> Result<String>{
+    // TODO: read from config
+    let pages = PathBuf::from("/var/www/htmlua/pages");
+    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 full_doc = expand_template(doc, &components, None)?;
+
+    let executed_doc = execute_lua(full_doc)?;
+
+    Ok(executed_doc.to_string())
+}
+
+fn html_escape(input: &str) -> String {
+    input
+        .replace('&', "&amp;")
+        .replace('<', "&lt;")
+        .replace('>', "&gt;")
+        .replace('"', "&quot;")
+        .replace('\'', "&#x27;")
+}