Basic cours support #44
2 changed files with 30 additions and 12 deletions
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@ -1,10 +1,12 @@
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use crate::misc::date::Date;
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use crate::misc::date::Date;
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use comrak::nodes::{AstNode, NodeValue};
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use comrak::nodes::{AstNode, NodeValue};
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use comrak::{format_html, parse_document, Arena, ComrakOptions, ListStyleType};
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use comrak::{format_html, parse_document, Arena, ComrakOptions, ListStyleType};
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use lol_html::{element, rewrite_str, RewriteStrSettings};
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use lol_html::{element, rewrite_str, HtmlRewriter, RewriteStrSettings, Settings};
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use ramhorns::Content;
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use ramhorns::Content;
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use serde::{Deserialize, Deserializer};
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use serde::{Deserialize, Deserializer};
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use std::fs;
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use std::fs;
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use std::sync::atomic::{AtomicBool, Ordering};
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use std::sync::Arc;
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/// Metadata for blog posts
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/// Metadata for blog posts
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#[derive(Content, Debug, Default, Deserialize)]
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#[derive(Content, Debug, Default, Deserialize)]
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@ -322,9 +324,25 @@ fn check_code<'a>(root: &'a AstNode<'a>, blacklist: &[String]) -> bool {
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})
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})
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}
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}
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/// Check if html can contains maths
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/// Check if html contains maths
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fn check_math(html: &str) -> bool {
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fn check_math(html: &str) -> bool {
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html.contains('$')
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let math_detected = Arc::new(AtomicBool::new(false));
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let mut output = vec![];
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let _ = HtmlRewriter::new(
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Settings {
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element_content_handlers: vec![element!("span[data-math-style]", |_| {
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math_detected.store(true, Ordering::SeqCst);
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Ok(())
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})],
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..Settings::default()
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},
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|c: &[u8]| output.extend_from_slice(c),
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)
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.write(html.as_bytes());
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math_detected.load(Ordering::SeqCst)
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}
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}
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/// Change class of languages for hljs detection
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/// Change class of languages for hljs detection
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@ -16,13 +16,13 @@ window.addEventListener("load", () => {
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macros[`\\${item[0]}`] = `\\${item[1]}`;
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macros[`\\${item[0]}`] = `\\${item[1]}`;
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}
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}
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renderMathInElement(document.body, {
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const attribute = "data-math-style";
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delimiters: [
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for (let element of document.querySelectorAll(`span[${attribute}]`)) {
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{ left: "$$", right: "$$", display: true },
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katex.render(element.textContent, element, {
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{ left: "$", right: "$", display: false },
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throwOnError: false,
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],
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displayMode: element.getAttribute(attribute) === "display",
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throwOnError: false,
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macros,
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macros,
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output: "mathml",
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output: "mathml",
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});
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});
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}
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});
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});
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